mirror of
https://github.com/apache/nuttx.git
synced 2026-05-21 13:13:08 +08:00
risc-v/rv32m1: Basic port to rv32m1 ri5cy
This commit is contained in:
unixjet
committed by
Alan Carvalho de Assis
Alan Carvalho de Assis
parent
f81f973af3
commit
68f19a6290
@@ -69,6 +69,12 @@ config ARCH_CHIP_MPFS
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---help---
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MicroChip Polarfire processor (RISC-V 64bit core with GCVX extensions).
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config ARCH_CHIP_RV32M1
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bool "NXP RV32M1"
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select ARCH_RV32IM
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---help---
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NXP RV32M1 processor (RISC-V Core with PULP extensions).
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config ARCH_CHIP_RISCV_CUSTOM
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bool "Custom RISC-V chip"
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select ARCH_CHIP_CUSTOM
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@@ -107,6 +113,22 @@ config ARCH_CHIP
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default "esp32c3" if ARCH_CHIP_ESP32C3
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default "c906" if ARCH_CHIP_C906
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default "mpfs" if ARCH_CHIP_MPFS
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default "rv32m1" if ARCH_CHIP_RV32M1
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config ARCH_RISCV_INTXCPT_EXTENSIONS
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bool "RISC-V Integer Context Extensions"
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default n
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---help---
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RISC-V could be customized with extensions. Some Integer Context
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Registers have to be saved and restored when Contexts switch.
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if ARCH_RISCV_INTXCPT_EXTENSIONS
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config ARCH_RISCV_INTXCPT_EXTREGS
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int "Number of Extral RISC-V Integer Context Registers"
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default 0
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endif
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if ARCH_RV32IM
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source arch/risc-v/src/rv32im/Kconfig
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@@ -135,4 +157,7 @@ endif
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if ARCH_CHIP_MPFS
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source arch/risc-v/src/mpfs/Kconfig
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endif
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if ARCH_CHIP_RV32M1
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source arch/risc-v/src/rv32m1/Kconfig
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endif
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endif
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@@ -114,7 +114,12 @@
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#define REG_INT_CTX_NDX 32
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#define INT_XCPT_REGS 33
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#ifdef CONFIG_ARCH_RISCV_INTXCPT_EXTREGS
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#define INT_XCPT_REGS (33 + CONFIG_ARCH_RISCV_INTXCPT_EXTREGS)
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#else
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#define INT_XCPT_REGS 33
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#endif
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#define INT_XCPT_SIZE (4 * INT_XCPT_REGS)
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#ifdef CONFIG_ARCH_FPU
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@@ -0,0 +1,24 @@
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/****************************************************************************
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* arch/risc-v/include/rv32m1/chip.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __ARCH_RISCV_INCLUDE_RV32M1_CHIP_H
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#define __ARCH_RISCV_INCLUDE_RV32M1_CHIP_H
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#endif /* __ARCH_RISCV_INCLUDE_RV32M1_CHIP_H */
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@@ -0,0 +1,39 @@
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/****************************************************************************
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* arch/risc-v/include/rv32m1/irq.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __ARCH_RISCV_INCLUDE_RV32M1_IRQ_H
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#define __ARCH_RISCV_INCLUDE_RV32M1_IRQ_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <arch/irq.h>
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#ifdef CONFIG_ARCH_CHIP_RV32M1_RI5CY
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# include "rv32m1ri5cy_irq.h"
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#elif defined(CONFIG_ARCH_CHIP_RV32M1_ZERORISCY)
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# error "RV32M1 zeroriscy is not supported yet"
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#else
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# error "Unsupported RV32M1 cortex-m cores"
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#endif
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#endif /* __ARCH_RISCV_INCLUDE_RV32M1_IRQ_H */
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@@ -0,0 +1,132 @@
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/****************************************************************************
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* arch/risc-v/include/rv32m1/rv32m1ri5cy_irq.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __ARCH_RISCV_INCLUDE_RV32M1_RV32M1RI5CY_IRQ_H
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#define __ARCH_RISCV_INCLUDE_RV32M1_RV32M1RI5CY_IRQ_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <arch/rv32im/mcause.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* RV32M1 RI5CY CPU throws four exceptions:
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* -Reset,
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* -Illegal Instruction,
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* -ECALL Instruct Excecuted,
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* -Load Store Unit Error. MCAUSE must be checked to
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* figure out what kind of Error.
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*/
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/* RISC-V standard exceptions alias with prefix RV32M1 **********************/
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#define RV32M1_IRQ_ADDE_MISALIGNED MCAUSE_ADDE_MISALIGNED
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#define RV32M1_IRQ_INST_ACCESS_FAULT MCAUSE_INST_ACCESS_FAULT
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#define RV32M1_IRQ_ILLEGAL_INST MCAUSE_ILLEGAL_INST
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#define RV32M1_IRQ_LOAD_MISALIGNED MCAUSE_LOAD_MISALIGNED
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#define RV32M1_IRQ_LOAD_ACCESS_FAULT MCAUSE_LOAD_ACCESS_FAULT
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#define RV32M1_IRQ_STORE_MISALIGNED MCAUSE_STORE_MISALIGNED
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#define RV32M1_IRQ_STORE_ACCESS_FAULT MCAUSE_STORE_ACCESS_FAULT
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#define RV32M1_IRQ_ECALL_U MCAUSE_ECALL_U
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#define RV32M1_IRQ_ECALL_M MCAUSE_ECALL_M
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/* RV32M1 RI5CY Interrupts **************************************************/
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/* IRQ 16- : (async event:interrupt=1) */
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#define RV32M1_IRQ_ASYNC (16)
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#define RV32M1_IRQ_MEXT (RV32M1_IRQ_ASYNC + 0) /* Machine External Int */
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/* Machine Global External Interrupt */
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#define RV32M1_IRQ_DMA0G0 (RV32M1_IRQ_MEXT + 0) /* DMA0 Group0, channel 0/4/8/12 */
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#define RV32M1_IRQ_DMA0G1 (RV32M1_IRQ_MEXT + 1) /* DMA0 Group1, channel 1/5/9/13 */
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#define RV32M1_IRQ_DMA0G2 (RV32M1_IRQ_MEXT + 2) /* DMA0 Group2, channel 2/6/10/14 */
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#define RV32M1_IRQ_DMA0G3 (RV32M1_IRQ_MEXT + 3) /* DMA0 Group3, channel 3/7/11/15 */
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#define RV32M1_IRQ_DMA0EER (RV32M1_IRQ_MEXT + 4) /* DAM0 Error */
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#define RV32M1_IRQ_CMC0 (RV32M1_IRQ_MEXT + 5) /* Core Mode Controller 0 */
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#define RV32M1_IRQ_MUA (RV32M1_IRQ_MEXT + 6) /* MU Side A */
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#define RV32M1_IRQ_USB0 (RV32M1_IRQ_MEXT + 7) /* USB0 */
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#define RV32M1_IRQ_USDHC0 (RV32M1_IRQ_MEXT + 8) /* SDHC0 */
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#define RV32M1_IRQ_I2S0 (RV32M1_IRQ_MEXT + 9) /* I2S0 */
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#define RV32M1_IRQ_FLEXIO0 (RV32M1_IRQ_MEXT + 10) /* FlexIO0 */
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#define RV32M1_IRQ_EMVSIM0 (RV32M1_IRQ_MEXT + 11) /* EMVSIM0 */
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#define RV32M1_IRQ_LPIT0 (RV32M1_IRQ_MEXT + 12) /* LPIT0 */
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#define RV32M1_IRQ_LPSPI0 (RV32M1_IRQ_MEXT + 13) /* LPSPI0 */
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#define RV32M1_IRQ_LPSPI1 (RV32M1_IRQ_MEXT + 14) /* LPSPI1 */
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#define RV32M1_IRQ_LPI2C0 (RV32M1_IRQ_MEXT + 15) /* LPI2C0 */
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#define RV32M1_IRQ_LPI2C1 (RV32M1_IRQ_MEXT + 16) /* LPI2C1 */
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#define RV32M1_IRQ_LPUART0 (RV32M1_IRQ_MEXT + 17) /* LPUART0 */
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#define RV32M1_IRQ_PORTA (RV32M1_IRQ_MEXT + 18) /* PORTA */
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#define RV32M1_IRQ_TPM0 (RV32M1_IRQ_MEXT + 19) /* TPM0 */
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#define RV32M1_IRQ_ADC0 (RV32M1_IRQ_MEXT + 20) /* ADC0 */
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#define RV32M1_IRQ_LPDAC0 (RV32M1_IRQ_MEXT + 21) /* LPDAC0 */
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#define RV32M1_IRQ_LPCMP0 (RV32M1_IRQ_MEXT + 22) /* LPCMP0 */
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#define RV32M1_IRQ_RTC (RV32M1_IRQ_MEXT + 23) /* RTC */
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#define RV32M1_IRQ_INTMUX0 (RV32M1_IRQ_MEXT + 24) /* INTMUX0 */
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#define RV32M1_IRQ_INTMUX1 (RV32M1_IRQ_MEXT + 25) /* INTMUX1 */
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#define RV32M1_IRQ_INTMUX2 (RV32M1_IRQ_MEXT + 26) /* INTMUX2 */
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#define RV32M1_IRQ_INTMUX3 (RV32M1_IRQ_MEXT + 27) /* INTMUX3 */
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#define RV32M1_IRQ_INTMUX4 (RV32M1_IRQ_MEXT + 28) /* INTMUX4 */
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#define RV32M1_IRQ_INTMUX5 (RV32M1_IRQ_MEXT + 29) /* INTMUX5 */
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#define RV32M1_IRQ_INTMUX6 (RV32M1_IRQ_MEXT + 30) /* INTMUX6 */
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#define RV32M1_IRQ_INTMUX7 (RV32M1_IRQ_MEXT + 31) /* INTMUX7 */
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#define RV32M1_IRQ_EWM (RV32M1_IRQ_MEXT + 32) /* EWM */
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# define RV32M1_IRQ_INTMUX RV32M1_IRQ_EWM
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#define RV32M1_IRQ_FTFE_CC (RV32M1_IRQ_MEXT + 33) /* FTFE Command Complete */
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#define RV32M1_IRQ_FTFE_RC (RV32M1_IRQ_MEXT + 34) /* FTFE Read Collision */
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#define RV32M1_IRQ_LLWU0 (RV32M1_IRQ_MEXT + 35) /* Low leakage wake up 0 */
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#define RV32M1_IRQ_SPM (RV32M1_IRQ_MEXT + 36) /* SPM */
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#define RV32M1_IRQ_WDOG0 (RV32M1_IRQ_MEXT + 37) /* WDOG0 */
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#define RV32M1_IRQ_SCG (RV32M1_IRQ_MEXT + 38) /* SCG */
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#define RV32M1_IRQ_LPTMR0 (RV32M1_IRQ_MEXT + 39) /* LPTMR0 */
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#define RV32M1_IRQ_LPTMR1 (RV32M1_IRQ_MEXT + 40) /* LPTMR1 */
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#define RV32M1_IRQ_TPM1 (RV32M1_IRQ_MEXT + 41) /* TPM1 */
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#define RV32M1_IRQ_TMP2 (RV32M1_IRQ_MEXT + 42) /* TPM2 */
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#define RV32M1_IRQ_LPI2C2 (RV32M1_IRQ_MEXT + 43) /* LPI2C2 */
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#define RV32M1_IRQ_SPI2 (RV32M1_IRQ_MEXT + 44) /* SPI2 */
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#define RV32M1_IRQ_LPUART1 (RV32M1_IRQ_MEXT + 45) /* LPUART1 */
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#define RV32M1_IRQ_LPUART2 (RV32M1_IRQ_MEXT + 46) /* LPUART2 */
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#define RV32M1_IRQ_PORTB (RV32M1_IRQ_MEXT + 47) /* PORTB */
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#define RV32M1_IRQ_PORTC (RV32M1_IRQ_MEXT + 48) /* PORTC */
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#define RV32M1_IRQ_PORTD (RV32M1_IRQ_MEXT + 49) /* PORTD */
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#define RV32M1_IRQ_CAU3_TC (RV32M1_IRQ_MEXT + 50) /* CAU3 Task Complete */
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#define RV32M1_IRQ_CAU3_SV (RV32M1_IRQ_MEXT + 51) /* CAU3 Security Violation */
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#define RV32M1_IRQ_TRNG (RV32M1_IRQ_MEXT + 52) /* TRNG */
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#define RV32M1_IRQ_LPIT1 (RV32M1_IRQ_MEXT + 53) /* LPIT1 */
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#define RV32M1_IRQ_LPTMR2 (RV32M1_IRQ_MEXT + 54) /* LPTMR2 */
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#define RV32M1_IRQ_TPM3 (RV32M1_IRQ_MEXT + 55) /* TPM3 */
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#define RV32M1_IRQ_LPI2C3 (RV32M1_IRQ_MEXT + 56) /* LPI2C3 */
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#define RV32M1_IRQ_LPSPI3 (RV32M1_IRQ_MEXT + 57) /* LPSPI3 */
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#define RV32M1_IRQ_LPUART3 (RV32M1_IRQ_MEXT + 58) /* LPUART3 */
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#define RV32M1_IRQ_PORTE (RV32M1_IRQ_MEXT + 59) /* PORTE */
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#define RV32M1_IRQ_LPCMP1 (RV32M1_IRQ_MEXT + 60) /* LPCMP1 */
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#define RV32M1_IRQ_RF0_0 (RV32M1_IRQ_MEXT + 61) /* RF0 Interrupt 0 */
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#define RV32M1_IRQ_RF0_1 (RV32M1_IRQ_MEXT + 62) /* RF0 Interrupt 1 */
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/* Total number of IRQs */
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#define NR_IRQS (RV32M1_IRQ_RF0_1 + 1)
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#endif /* __ARCH_RISCV_INCLUDE_RV32M1_RV32M1RI5CY_IRQ_H */
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@@ -115,7 +115,11 @@
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#define REG_INT_CTX_NDX 32
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#define INT_XCPT_REGS 33
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#ifdef CONFIG_ARCH_RISCV_INTXCPT_EXTREGS
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#define INT_XCPT_REGS (33 + CONFIG_ARCH_RISCV_INTXCPT_EXTREGS)
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#else
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#define INT_XCPT_REGS 33
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#endif
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#define INT_XCPT_SIZE (8 * INT_XCPT_REGS)
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@@ -0,0 +1,170 @@
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#
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# For a description of the syntax of this configuration file,
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# see the file kconfig-language.txt in the NuttX tools repository.
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#
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comment "RV32M1 Configuration Options"
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choice
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prompt "RV32M1 Chip Selection"
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default ARCH_CHIP_RV32M1_RI5CY
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depends on ARCH_CHIP_RV32M1
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config ARCH_CHIP_RV32M1_RI5CY
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bool "RV32M1_RI5CY"
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select RV32M1_HAVE_ITCM
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select RV32M1_HAVE_TSTMR
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---help---
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RV32M1 RI5CY, RV32IMC 256KB SRAM, 1MB FLASH.
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endchoice
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menu "RV32M1 Peripheral Support"
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# These "hidden" settings determine whether a peripheral option is available
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# for the selected MCU
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config RV32M1_HAVE_LPUART0
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bool
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default y
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config RV32M1_HAVE_LPUART1
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bool
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default y
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config RV32M1_HAVE_LPUART2
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bool
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default y
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config RV32M1_HAVE_LPUART3
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bool
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default y
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config RV32M1_HAVE_ITCM
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bool
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default n
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config RV32M1_HAVE_TSTMR
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bool
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default y
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config RV32M1_LPUART
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bool
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default n
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config RV32M1_SERIALDRIVER
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bool
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default n
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# These are the peripheral selections proper
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config RV32M1_LPUART0
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bool "LPUART0"
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default n
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depends on RV32M1_HAVE_LPUART0
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select RV32M1_LPUART
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config RV32M1_LPUART1
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bool "LPUART1"
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default n
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depends on RV32M1_HAVE_LPUART1
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select RV32M1_LPUART
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config RV32M1_LPUART2
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bool "LPUART2"
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default n
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depends on RV32M1_HAVE_LPUART2
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select RV32M2_LPUART
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config RV32M1_LPUART3
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bool "LPUART3"
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default n
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depends on RV32M1_HAVE_LPUART3
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select RV32M2_LPUART
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config RV32M1_ITCM
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bool "ITCM"
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default n
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depends on RV32M1_HAVE_ITCM
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config RV32M1_TSTMR
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bool "TSTMR"
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default n
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depends on RV32M1_HAVE_TSTMR
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menu "LPUART Configuration"
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depends on RV32M1_LPUART
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comment "LPUART Device Configuration"
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choice
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prompt "LPUART0 Driver Configuration"
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default RV32M1_LPUART0_SERIALDRIVER
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depends on RV32M1_LPUART0
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config RV32M1_LPUART0_SERIALDRIVER
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bool "Standard serial driver"
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select ARCH_HAVE_SERIAL_TERMIOS
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select RV32M1_SERIALDRIVER
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select LPUART0_SERIALDRIVER
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endchoice # LPUART0 Driver Configuration
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if RV32M1_LPUART0_SERIALDRIVER
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endif # RV32M1_LPUART0_SERIALDRIVER
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choice
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prompt "LPUART1 Driver Configuration"
|
||||
default RV32M1_LPUART1_SERIALDRIVER
|
||||
depends on RV32M1_LPUART1
|
||||
|
||||
config RV32M1_LPUART1_SERIALDRIVER
|
||||
bool "Standard serial driver"
|
||||
select ARCH_HAVE_SERIAL_TERMIOS
|
||||
select RV32M1_SERIALDRIVER
|
||||
select LPUART1_SERIALDRIVER
|
||||
|
||||
endchoice # LPUART1 Driver Configuration
|
||||
|
||||
if RV32M1_LPUART1_SERIALDRIVER
|
||||
|
||||
endif # RV32M1_LPUART1_SERIALDRIVER
|
||||
|
||||
choice
|
||||
prompt "LPUART2 Driver Configuration"
|
||||
default RV32M1_LPUART2_SERIALDRIVER
|
||||
depends on RV32M1_LPUART2
|
||||
|
||||
config RV32M1_LPUART2_SERIALDRIVER
|
||||
bool "Standard serial driver"
|
||||
select ARCH_HAVE_SERIAL_TERMIOS
|
||||
select RV32M1_SERIALDRIVER
|
||||
select LPUART2_SERIALDRIVER
|
||||
|
||||
endchoice # LPUART2 Driver Configuration
|
||||
|
||||
if RV32M1_LPUART2_SERIALDRIVER
|
||||
|
||||
endif # RV32M1_LPUART2_SERIALDRIVER
|
||||
|
||||
choice
|
||||
prompt "LPUART3 Driver Configuration"
|
||||
default RV32M1_LPUART3_SERIALDRIVER
|
||||
depends on RV32M1_LPUART3
|
||||
|
||||
config RV32M1_LPUART3_SERIALDRIVER
|
||||
bool "Standard serial driver"
|
||||
select ARCH_HAVE_SERIAL_TERMIOS
|
||||
select RV32M1_SERIALDRIVER
|
||||
select LPUART3_SERIALDRIVER
|
||||
|
||||
endchoice # LPUART3 Driver Configuration
|
||||
|
||||
if RV32M1_LPUART3_SERIALDRIVER
|
||||
|
||||
endif # RV32M1_LPUART3_SERIALDRIVER
|
||||
|
||||
endmenu # LPUART Configuration Menu
|
||||
|
||||
endmenu
|
||||
@@ -0,0 +1,51 @@
|
||||
############################################################################
|
||||
# arch/risc-v/src/rv32m1/Make.defs
|
||||
#
|
||||
# Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
# contributor license agreements. See the NOTICE file distributed with
|
||||
# this work for additional information regarding copyright ownership. The
|
||||
# ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
# "License"); you may not use this file except in compliance with the
|
||||
# License. You may obtain a copy of the License at
|
||||
#
|
||||
# http://www.apache.org/licenses/LICENSE-2.0
|
||||
#
|
||||
# Unless required by applicable law or agreed to in writing, software
|
||||
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
# License for the specific language governing permissions and limitations
|
||||
# under the License.
|
||||
#
|
||||
############################################################################
|
||||
|
||||
# Specify our HEAD assembly file. This will be linked as
|
||||
# the first object file, so it will appear at address 0
|
||||
HEAD_ASRC = rv32m1_vectors.S
|
||||
|
||||
# Specify our general Assembly files
|
||||
CHIP_ASRCS = rv32m1_head.S riscv_syscall.S
|
||||
|
||||
# Specify C code within the common directory to be included
|
||||
CMN_CSRCS += riscv_initialize.c riscv_swint.c
|
||||
CMN_CSRCS += riscv_allocateheap.c riscv_createstack.c riscv_exit.c
|
||||
CMN_CSRCS += riscv_assert.c riscv_blocktask.c riscv_copystate.c riscv_initialstate.c
|
||||
CMN_CSRCS += riscv_interruptcontext.c riscv_modifyreg32.c riscv_puts.c
|
||||
CMN_CSRCS += riscv_releasepending.c riscv_reprioritizertr.c riscv_copyfullstate.c
|
||||
CMN_CSRCS += riscv_releasestack.c riscv_stackframe.c riscv_schedulesigaction.c
|
||||
CMN_CSRCS += riscv_sigdeliver.c riscv_unblocktask.c riscv_usestack.c
|
||||
|
||||
ifeq ($(CONFIG_STACK_COLORATION),y)
|
||||
CMN_CSRCS += riscv_checkstack.c
|
||||
endif
|
||||
|
||||
ifeq ($(CONFIG_ARCH_HAVE_VFORK),y)
|
||||
CMN_CSRCS += riscv_vfork.c
|
||||
endif
|
||||
|
||||
# Specify our C code within this directory to be included
|
||||
CHIP_CSRCS = rv32m1_allocateheap.c rv32m1_clockconfig.c rv32m1_gpio.c
|
||||
CHIP_CSRCS += rv32m1_idle.c rv32m1_irq.c rv32m1_irq_dispatch.c
|
||||
CHIP_CSRCS += rv32m1_lowputc.c rv32m1_serial.c
|
||||
CHIP_CSRCS += rv32m1_start.c rv32m1_timerisr.c
|
||||
CHIP_CSRCS += rv32m1_pcc.c
|
||||
CHIP_CSRCS += rv32m1_delay.c rv32m1_timersvc.c
|
||||
@@ -0,0 +1,60 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/chip.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_CHIP_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_CHIP_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
/* Include the chip capabilities file */
|
||||
|
||||
#include <arch/rv32m1/chip.h>
|
||||
|
||||
#ifndef __ASSEMBLY__
|
||||
|
||||
/* Include the chip interrupt definition file */
|
||||
|
||||
#include <arch/rv32m1/irq.h>
|
||||
|
||||
#endif
|
||||
|
||||
/* Include the chip memmap */
|
||||
|
||||
#include "rv32m1_memorymap.h"
|
||||
|
||||
/* Include the chip pinmap */
|
||||
|
||||
#include "hardware/rv32m1_pinmap.h"
|
||||
|
||||
/* Include the chip pcc */
|
||||
|
||||
#include "hardware/rv32m1_pcc.h"
|
||||
|
||||
/* Include the chip intmux */
|
||||
|
||||
#include "hardware/rv32m1_intmux.h"
|
||||
|
||||
/* Incluce the linker file */
|
||||
|
||||
#include "rv32m1_linker.h"
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_CHIP_H */
|
||||
@@ -0,0 +1,97 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_eu.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_EU_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_EU_H
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Register Offsets *********************************************************/
|
||||
|
||||
#define RV32M1_EU_INTPTEN_OFFSET 0x0000 /* Interrupt Enable */
|
||||
#define RV32M1_EU_INTPTPEND_OFFSET 0x0004 /* Interrupt Pending */
|
||||
#define RV32M1_EU_INTPTPENDSET_OFFSET 0x0008 /* Set Interrupt Pending */
|
||||
#define RV32M1_EU_INTPTPENDCLR_OFFSET 0x000c /* Clear Interrupt Pending */
|
||||
#define RV32M1_EU_INTPTSECURE_OFFSET 0x0010 /* Interrupt Secure */
|
||||
#define RV32M1_EU_INTPTPRI0_OFFSET 0x0014 /* Interrupt Priority 0 */
|
||||
#define RV32M1_EU_INTPTPRI1_OFFSET 0x0018 /* Interrupt Priority 1 */
|
||||
#define RV32M1_EU_INTPTPRI2_OFFSET 0x001c /* Interrupt Priority 2 */
|
||||
#define RV32M1_EU_INTPTPRI3_OFFSET 0x0020 /* Interrupt Priority 3 */
|
||||
#define RV32M1_EU_INTPTBASE_OFFSET 0x0024 /* Interrupt Priority Base */
|
||||
#define RV32M1_EU_INTPTENACTIVE_OFFSET 0x0028 /* Interrupt Active */
|
||||
#define RV32M1_EU_INTACTPRI0_OFFSET 0x002c /* Interrupt Active Priority 0 */
|
||||
#define RV32M1_EU_INTACTPRI1_OFFSET 0x0030 /* Interrupt Active Priority 1 */
|
||||
#define RV32M1_EU_INTACTPRI2_OFFSET 0x0034 /* Interrupt Active Priority 2 */
|
||||
#define RV32M1_EU_INTACTPRI3_OFFSET 0x0038 /* Interrupt Active Priority 2 */
|
||||
#define RV32M1_EU_EVENTEN_OFFSET 0x0040 /* Event Enable */
|
||||
#define RV32M1_EU_EVENTPEND_OFFSET 0x0044 /* Event Pending */
|
||||
#define RV32M1_EU_EVTPENDSET_OFFSET 0x0048 /* Set Event Pending */
|
||||
#define RV32M1_EU_EVTPENDCLR_OFFSET 0x004c /* Clear Event Pending */
|
||||
#define RV32M1_EU_SLPCTRL_OFFSET 0x0080 /* Sleep Control */
|
||||
#define RV32M1_EU_SLPSTAT_OFFST 0x0084 /* Sleep Status */
|
||||
|
||||
/* Register Addresses *******************************************************/
|
||||
|
||||
#define RV32M1_EU_INTPTEN (RV32M1_EU_BASE + RV32M1_EU_INTPTEN_OFFSET)
|
||||
#define RV32M1_EU_INTPTPEND (RV32M1_EU_BASE + RV32M1_EU_INTPTPEND_OFFSET)
|
||||
#define RV32M1_EU_INTPTPENDSET (RV32M1_EU_BASE + RV32M1_EU_INTPTPENDSET_OFFSET)
|
||||
#define RV32M1_EU_INTPTPENDCLR (RV32M1_EU_BASE + RV32M1_EU_INTPTPENDCLR_OFFSET)
|
||||
#define RV32M1_EU_INTPTSECURE (RV32M1_EU_BASE + RV32M1_EU_INTPTSECURE_OFFSET)
|
||||
#define RV32M1_EU_INTPTPRI0 (RV32M1_EU_BASE + RV32M1_EU_INTPTPRI0_OFFSET)
|
||||
#define RV32M1_EU_INTPTPRI1 (RV32M1_EU_BASE + RV32M1_EU_INTPTPRI1_OFFSET)
|
||||
#define RV32M1_EU_INTPTPRI2 (RV32M1_EU_BASE + RV32M1_EU_INTPTPRI2_OFFSET)
|
||||
#define RV32M1_EU_INTPTPRI3 (RV32M1_EU_BASE + RV32M1_EU_INTPTPRI3_OFFSET)
|
||||
#define RV32M1_EU_INTPTBASE (RV32M1_EU_BASE + RV32M1_EU_INTPTBASE_OFFSET)
|
||||
#define RV32M1_EU_INTPTENACTIVE (RV32M1_EU_BASE + RV32M1_EU_INTPTENACTIVE_OFFSET)
|
||||
#define RV32M1_EU_INTACTPRI0 (RV32M1_EU_BASE + RV32M1_EU_INTACTPRI0_OFFSET)
|
||||
#define RV32M1_EU_INTACTPRI1 (RV32M1_EU_BASE + RV32M1_EU_INTACTPRI1_OFFSET)
|
||||
#define RV32M1_EU_INTACTPRI2 (RV32M1_EU_BASE + RV32M1_EU_INTACTPRI2_OFFSET)
|
||||
#define RV32M1_EU_INTACTPRI3 (RV32M1_EU_BASE + RV32M1_EU_INTACTPRI3_OFFSET)
|
||||
#define RV32M1_EU_EVENTEN (RV32M1_EU_BASE + RV32M1_EU_EVENTEN_OFFSET)
|
||||
#define RV32M1_EU_EVENTPEND (RV32M1_EU_BASE + RV32M1_EU_EVENTPEND_OFFSET)
|
||||
#define RV32M1_EU_EVTPENDSET (RV32M1_EU_BASE + RV32M1_EU_EVTPENDSET_OFFSET)
|
||||
#define RV32M1_EU_EVTPENDCLR (RV32M1_EU_BASE + RV32M1_EU_EVTPENDCLR_OFFSET)
|
||||
#define RV32M1_EU_SLPCTRL (RV32M1_EU_BASE + RV32M1_EU_SLPCTRL_OFFSET)
|
||||
#define RV32M1_EU_SLPSTAT (RV32M1_EU_BASE + RV32M1_EU_SLPSTAT_OFFSET)
|
||||
|
||||
/* Register Bitfield Definitions ********************************************/
|
||||
|
||||
#define EU_INTPTPRI_BITS (4)
|
||||
#define EU_INTPTPRI0_SHIFT (0)
|
||||
#define EU_INTPTPRI0_MASK (0x7 << EU_INTPTPRI0_SHIFT)
|
||||
|
||||
#define EU_INTPRIBASE_IPBASE_SHIFT (0)
|
||||
#define EU_INTPRIBASE_IPBASE_MASK (0xf << EU_INTPRIBASE_IPBASE_SHIFT)
|
||||
|
||||
#define EU_SLPCTRL_SYSRSTREQST (1 << 31)
|
||||
|
||||
#define EU_SLPCTRL_SLEEP_SHIFT (0)
|
||||
#define EU_SLPCTRL_SLEEP_MASK (0x3 << EU_SLPCTRL_SLEEP_SHIFT)
|
||||
#define EU_SLPCTRL_SLEEP (0x1 << EU_SLPCTRL_SLEEP_SHIFT)
|
||||
#define EU_SLPCTRL_DEEP_SLEEP (0x2 << EU_SLPCTRL_SLEEP_SHIFT)
|
||||
|
||||
#define EU_SLPSTAT_SLEEP_SHIFT (0)
|
||||
#define EU_SLPSTAT_SLEEP_MASK (0x3 << EU_SLPSTAT_SLEEP_SHIFT)
|
||||
#define EU_SLPSTAT_SLEEP (0x1 << EU_SLPSTAT_SLEEP_SHIFT)
|
||||
#define EU_SLPSTAT_DEEP_SLEEP (0x2 << EU_SLPSTAT_SLEEP_SHIFT)
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_EU_H */
|
||||
@@ -0,0 +1,39 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_gpio.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_GPIO_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_GPIO_H
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Register Offsets *********************************************************/
|
||||
|
||||
#define RV32M1_GPIO_PDOR_OFFSET 0x0000 /* Port Data Output */
|
||||
#define RV32M1_GPIO_PSOR_OFFSET 0x0004 /* Port Set Output */
|
||||
#define RV32M1_GPIO_PCOR_OFFSET 0x0008 /* Port Clear Output */
|
||||
#define RV32M1_GPIO_PTOR_OFFSET 0x000c /* Port Toggle Output */
|
||||
#define RV32M1_GPIO_PDIR_OFFSET 0x0010 /* Port Data Input */
|
||||
#define RV32M1_GPIO_PDDR_OFFSET 0x0014 /* Port Data Direction */
|
||||
|
||||
/* Register Bitfield Definitions ********************************************/
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_GPIO_H */
|
||||
@@ -0,0 +1,100 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_intmux.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_INTMUX_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_INTMUX_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Register Offsets *********************************************************/
|
||||
|
||||
#define RV32M1_INTMUX_CH0_CSR_OFFSET 0x0000 /* Control Status */
|
||||
#define RV32M1_INTMUX_CH0_VEC_OFFSET 0x0004 /* Vector Number */
|
||||
#define RV32M1_INTMUX_CH0_IER_OFFSET 0x0010 /* Interrupt Enable */
|
||||
#define RV32M1_INTMUX_CH0_IPR_OFFSET 0x0020 /* Interrupt Pending */
|
||||
#define RV32M1_INTMUX_CH1_CSR_OFFSET 0x0040 /* Control Status */
|
||||
#define RV32M1_INTMUX_CH1_VEC_OFFSET 0x0044 /* Vector Number */
|
||||
#define RV32M1_INTMUX_CH1_IER_OFFSET 0x0050 /* Interrupt Enable */
|
||||
#define RV32M1_INTMUX_CH1_IPR_OFFSET 0x0060 /* Interrupt Pending */
|
||||
#define RV32M1_INTMUX_CH2_CSR_OFFSET 0x0080 /* Control Status */
|
||||
#define RV32M1_INTMUX_CH2_VEC_OFFSET 0x0084 /* Vector Number */
|
||||
#define RV32M1_INTMUX_CH2_IER_OFFSET 0x0090 /* Interrupt Enable */
|
||||
#define RV32M1_INTMUX_CH2_IPR_OFFSET 0x00a0 /* Interrupt Pending */
|
||||
#define RV32M1_INTMUX_CH3_CSR_OFFSET 0x00c0 /* Control Status */
|
||||
#define RV32M1_INTMUX_CH3_VEC_OFFSET 0x00c4 /* Vector Number */
|
||||
#define RV32M1_INTMUX_CH3_IER_OFFSET 0x00d0 /* Interrupt Enable */
|
||||
#define RV32M1_INTMUX_CH3_IPR_OFFSET 0x00e0 /* Interrupt Pending */
|
||||
#define RV32M1_INTMUX_CH4_CSR_OFFSET 0x0100 /* Control Status */
|
||||
#define RV32M1_INTMUX_CH4_VEC_OFFSET 0x0104 /* Vector Number */
|
||||
#define RV32M1_INTMUX_CH4_IER_OFFSET 0x0110 /* Interrupt Enable */
|
||||
#define RV32M1_INTMUX_CH4_IPR_OFFSET 0x0120 /* Interrupt Pending */
|
||||
#define RV32M1_INTMUX_CH5_CSR_OFFSET 0x0140 /* Control Status */
|
||||
#define RV32M1_INTMUX_CH5_VEC_OFFSET 0x0144 /* Vector Number */
|
||||
#define RV32M1_INTMUX_CH5_IER_OFFSET 0x0150 /* Interrupt Enable */
|
||||
#define RV32M1_INTMUX_CH5_IPR_OFFSET 0x0160 /* Interrupt Pending */
|
||||
#define RV32M1_INTMUX_CH6_CSR_OFFSET 0x0180 /* Control Status */
|
||||
#define RV32M1_INTMUX_CH6_VEC_OFFSET 0x0184 /* Vector Number */
|
||||
#define RV32M1_INTMUX_CH6_IER_OFFSET 0x0190 /* Interrupt Enable */
|
||||
#define RV32M1_INTMUX_CH6_IPR_OFFSET 0x01a0 /* Interrupt Pending */
|
||||
#define RV32M1_INTMUX_CH7_CSR_OFFSET 0x01c0 /* Control Status */
|
||||
#define RV32M1_INTMUX_CH7_VEC_OFFSET 0x01c4 /* Vector Number */
|
||||
#define RV32M1_INTMUX_CH7_IER_OFFSET 0x01d0 /* Interrupt Enable */
|
||||
#define RV32M1_INTMUX_CH7_IPR_OFFSET 0x01e0 /* Interrupt Pending */
|
||||
|
||||
#define INTMUX_CH_CSR_OFFSET 0x0000 /* Control Status */
|
||||
#define INTMUX_CH_VEC_OFFSET 0x0004 /* Vector Number */
|
||||
#define INTMUX_CH_IER_OFFSET 0x0010 /* Interrupt Enable */
|
||||
#define INTMUX_CH_IPR_OFFSET 0x0020 /* Interrupt Pending */
|
||||
|
||||
/* Register Address *********************************************************/
|
||||
|
||||
#define RV32M1_INTMUX0_CH_BASE(n) (RV32M1_INTMUX0_BASE + n * 0x40)
|
||||
# define RV32M1_INTMUX_CH_BASE RV32M1_INTMUX0_CH_BASE
|
||||
|
||||
/* Register Bitfield Definitions ********************************************/
|
||||
|
||||
#define INTMUX_CSR_IRQP (1 << 31) /* Bit31: Interrupt Request Pending */
|
||||
#define INTMUX_CSR_CHIN_SHIFT (8) /* Bit[11:8]: Channel Instance Number */
|
||||
#define INTMUX_CSR_CHIN_MASK (0xf << INTMUX_CSR_CHIN_SHIFT)
|
||||
#define INTMUX_CSR_CHIN0 (0 << INTMUX_CSR_CHIN_SHIFT)
|
||||
#define INTMUX_CSR_CHIN1 (1 << INTMUX_CSR_CHIN_SHIFT)
|
||||
#define INTMUX_CSR_CHIN2 (2 << INTMUX_CSR_CHIN_SHIFT)
|
||||
#define INTMUX_CSR_CHIN3 (3 << INTMUX_CSR_CHIN_SHIFT)
|
||||
#define INTMUX_CSR_CHIN4 (4 << INTMUX_CSR_CHIN_SHIFT)
|
||||
#define INTMUX_CSR_CHIN5 (5 << INTMUX_CSR_CHIN_SHIFT)
|
||||
#define INTMUX_CSR_CHIN6 (6 << INTMUX_CSR_CHIN_SHIFT)
|
||||
#define INTMUX_CSR_CHIN7 (7 << INTMUX_CSR_CHIN_SHIFT)
|
||||
|
||||
#define INTMUX_CSR_IRQN_SHIFT (4)
|
||||
#define INTMUX_CSR_IRQN_MASK (3 << INTMUX_CSR_IRQN_SHIFT)
|
||||
|
||||
#define INTMUX_CSR_AND (1 << 1)
|
||||
#define INTMUX_CSR_RST (1 << 0)
|
||||
|
||||
#define INTMUX_VEC_VECN_SHIFT (2)
|
||||
#define INTMUX_VEC_VECN_MASK (0xfff << INTMUX_VEC_VECN_SHIFT)
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_INTMUX_H */
|
||||
@@ -0,0 +1,103 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_lpit.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_LPIT_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_LPIT_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Register Offsets *********************************************************/
|
||||
|
||||
#define RV32M1_LPIT_VERID_OFFSET 0x0000 /* Version ID */
|
||||
#define RV32M1_LPIT_PARAM_OFFSET 0x0004 /* Parameter */
|
||||
#define RV32M1_LPIT_MCR_OFFSET 0x0008 /* Module Control */
|
||||
#define RV32M1_LPIT_MSR_OFFSET 0x000c /* Module Status Register */
|
||||
#define RV32M1_LPIT_MIER_OFFSET 0x0010 /* Moduel Interrupt Enable */
|
||||
#define RV32M1_LPIT_SETTEN_OFFSET 0x0014 /* Set Timer Enable */
|
||||
#define RV32M1_LPIT_CLRTEN_OFFSET 0x0018 /* Clear Timer Enable */
|
||||
#define RV32M1_LPIT_TVAL0_OFFSET 0x0020 /* Timer Channel 0 Value */
|
||||
#define RV32M1_LPIT_CVAL0_OFFSET 0x0024 /* Current Timer Channel 0 Value */
|
||||
#define RV32M1_LPIT_TCTRL0_OFFSET 0x0028 /* Timer Channel 0 Control */
|
||||
#define RV32M1_LPIT_TVAL1_OFFSET 0x0030 /* Timer Channel 1 Value */
|
||||
#define RV32M1_LPIT_CVAL1_OFFSET 0x0034 /* Current Timer Channel 1 Value */
|
||||
#define RV32M1_LPIT_TCTRL1_OFFSET 0x0048 /* Timer Channel 1 Control */
|
||||
#define RV32M1_LPIT_TVAL2_OFFSET 0x0040 /* Timer Channel 2 Value */
|
||||
#define RV32M1_LPIT_CVAL2_OFFSET 0x0044 /* Current Timer Channel 2 Value */
|
||||
#define RV32M1_LPIT_TCTRL2_OFFSET 0x0048 /* Timer Channel 2 Control */
|
||||
#define RV32M1_LPIT_TVAL3_OFFSET 0x0050 /* Timer Channel 3 Value */
|
||||
#define RV32M1_LPIT_CVAL3_OFFSET 0x0054 /* Current Timer Channel 3 Value */
|
||||
#define RV32M1_LPIT_TCTRL3_OFFSET 0x0058 /* Timer Channel 3 Control */
|
||||
|
||||
/* Register Bitfield Definitions ********************************************/
|
||||
|
||||
#define LPIT_PARAM_EXT_TRIG_SHIFT (8) /* Bit[15:8]: Number of External Trigger Inputs */
|
||||
#define LPIT_PARAM_EXT_TRIG_MASK (0xff << LPIT_PARAM_EXT_TRIG_SHIFT)
|
||||
|
||||
#define LPIT_PARAM_CHANNEL_SHIFT (0) /* Bit[7:0]: Number of Timer Channels */
|
||||
#define LPIT_PARAM_CHANNEL_MASK (0xff << LPIT_PARAM_CHANNEL_SHIFT)
|
||||
|
||||
#define LPIT_MCR_DBG_EN (1 << 3) /* Stop Timer when in Debug Mode */
|
||||
#define LPIT_MCR_DOZE_EN (1 << 2) /* DOZE Mode Enable */
|
||||
#define LPIT_MCR_SW_RST (1 << 1) /* Software Reset Bit */
|
||||
#define LPIT_MCR_M_CEN (1 << 0) /* Module Clock Enable */
|
||||
|
||||
#define LPIT_MSR_TIF3 (1 << 3) /* Channel 3 Timer Interrupt Flag */
|
||||
#define LPIT_MSR_TIF2 (1 << 2) /* Channel 2 Timer Interrupt Flag */
|
||||
#define LPIT_MSR_TIF1 (1 << 1) /* Channel 1 Timer Interrupt Flag */
|
||||
#define LPIT_MSR_TIF0 (1 << 0) /* Channel 0 Timer Interrupt Flag */
|
||||
|
||||
#define LPIT_MIER_TIE3 (1 << 3) /* Channel 3 Timer Interrupt Enable */
|
||||
#define LPIT_MIER_TIE2 (1 << 2) /* Channel 2 Timer Interrupt Enable */
|
||||
#define LPIT_MIER_TIE1 (1 << 1) /* Channel 1 Timer Interrupt Enable */
|
||||
#define LPIT_MIER_TIE0 (1 << 0) /* Channel 0 Timer Interrupt Enable */
|
||||
|
||||
#define LPIT_TCTRL_TRG_SEL_SHIFT (27) /* Bit[27:24]: Trigger Select */
|
||||
#define LPIT_TCTRL_TRG_SEL_MASK (0xf << LPIT_TCTRL_TRG_SEL_SHIFT)
|
||||
#define LPIT_TCTRL_TRG_SEL_CHAN0 (0 << LPIT_TCTRL_TRG_SEL_SHIFT)
|
||||
#define LPIT_TCTRL_TRG_SEL_CHAN1 (1 << LPIT_TCTRL_TRG_SEL_SHIFT)
|
||||
#define LPIT_TCTRL_TRG_SEL_CHAN2 (2 << LPIT_TCTRL_TRG_SEL_SHIFT)
|
||||
#define LPIT_TCTRL_TRG_SEL_CHAN3 (3 << LPIT_TCTRL_TRG_SEL_SHIFT)
|
||||
|
||||
#define LPIT_TCTRL_TRG_SRC_SHIFT (23) /* Bit23: Trigger Source */
|
||||
#define LPIT_TCTRL_TRG_SRC_MASK (1 << LPIT_TCTRL_TRG_SRC_SHIFT)
|
||||
#define LPIT_TCTRL_TRG_SRC_EXTER (0 << LPIT_TCTRL_TRG_SRC_SHIFT) /* external */
|
||||
#define LPIT_TCTRL_TRG_SRC_INTER (1 << LPIT_TCTRL_TRG_SRC_SHIFT) /* internal */
|
||||
|
||||
#define LPIT_TCTRL_TROT (1 << 18) /* Timer Reload On Trigger */
|
||||
#define LPIT_TCTRL_TSOI (1 << 17) /* Timer Stop On Interrupt */
|
||||
#define LPIT_TCTRL_TSOT (1 << 16) /* Timer Start On Trigger */
|
||||
|
||||
#define LPIT_TCTRL_MODE_SHIFT (2)
|
||||
#define LPIT_TCTRL_MODE_MASK (3 << LPIT_TCTRL_MODE_SHIFT)
|
||||
#define LPIT_TCTRL_MODE_32PC (0 << LPIT_TCTRL_MODE_SHIFT) /* 32 Bit periodic Counter */
|
||||
#define LPIT_TCTRL_MODE_D16PC (1 << LPIT_TCTRL_MODE_SHIFT) /* Dual 16-bit periodic Counter */
|
||||
#define LPIT_TCTRL_MODE_32TA (2 << LPIT_TCTRL_MODE_SHIFT) /* 32 bit Trigger Accumulator */
|
||||
#define LPIT_TCTRL_MODE_32TIC (3 << LPIT_TCTRL_MODE_SHIFT) /* 32 bit Trigger Input Capture */
|
||||
|
||||
#define LPIT_TCTRL_CHAIN (1 << 1) /* Chain Channel */
|
||||
#define LPIT_TCTRL_T_EN (1 << 0) /* Timer Enable */
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_LPIT_H */
|
||||
@@ -0,0 +1,116 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_lptmr.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_LPTMR_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_LPTMR_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Register Offsets *********************************************************/
|
||||
|
||||
#define RV32M1_LPTMR_CSR_OFFSET 0x0000 /* Control Status */
|
||||
#define RV32M1_LPTMR_PSR_OFFSET 0x0004 /* Prescale */
|
||||
#define RV32M1_LPTMR_CMR_OFFSET 0x0008 /* Compare */
|
||||
#define RV32M1_LPTMR_CNR_OFFSET 0x000c /* Counter */
|
||||
|
||||
/* Register Address *********************************************************/
|
||||
|
||||
#define RV32M1_LPTMR0_CSR (RV32M1_LPTMR0_BASE + RV32M1_LPTMR_CSR_OFFSET)
|
||||
#define RV32M1_LPTMR0_PSR (RV32M1_LPTMR0_BASE + RV32M1_LPTMR_PSR_OFFSET)
|
||||
#define RV32M1_LPTMR0_CMR (RV32M1_LPTMR0_BASE + RV32M1_LPTMR_CMR_OFFSET)
|
||||
#define RV32M1_LPTMR0_CNR (RV32M1_LPTMR0_BASE + RV32M1_LPTMR_CNR_OFFSET)
|
||||
|
||||
#define RV32M1_LPTMR1_CSR (RV32M1_LPTMR1_BASE + RV32M1_LPTMR_CSR_OFFSET)
|
||||
#define RV32M1_LPTMR1_PSR (RV32M1_LPTMR1_BASE + RV32M1_LPTMR_PSR_OFFSET)
|
||||
#define RV32M1_LPTMR1_CMR (RV32M1_LPTMR1_BASE + RV32M1_LPTMR_CMR_OFFSET)
|
||||
#define RV32M1_LPTMR1_CNR (RV32M1_LPTMR1_BASE + RV32M1_LPTMR_CNR_OFFSET)
|
||||
|
||||
#define RV32M1_LPTMR2_CSR (RV32M1_LPTMR2_BASE + RV32M1_LPTMR_CSR_OFFSET)
|
||||
#define RV32M1_LPTMR2_PSR (RV32M1_LPTMR2_BASE + RV32M1_LPTMR_PSR_OFFSET)
|
||||
#define RV32M1_LPTMR2_CMR (RV32M1_LPTMR2_BASE + RV32M1_LPTMR_CMR_OFFSET)
|
||||
#define RV32M1_LPTMR2_CNR (RV32M1_LPTMR2_BASE + RV32M1_LPTMR_CNR_OFFSET)
|
||||
|
||||
#ifdef CONFIG_ARCH_CHIP_RV32M1_RI5CY
|
||||
# define RV32M1_LPTMR_BASE RV32M1_LPTMR0_BASE
|
||||
# define RV32M1_IRQ_LPTMR RV32M1_IRQ_LPTMR0
|
||||
#else
|
||||
# define RV32M1_LPTMR_BASE RV32M1_LPTMR2_BASE
|
||||
# define RV32M1_IRQ_LPTMR RV32M1_IRQ_LPTMR2
|
||||
#endif
|
||||
|
||||
#define RV32M1_LPTMR_CSR (RV32M1_LPTMR_BASE + RV32M1_LPTMR_CSR_OFFSET)
|
||||
#define RV32M1_LPTMR_PSR (RV32M1_LPTMR_BASE + RV32M1_LPTMR_PSR_OFFSET)
|
||||
#define RV32M1_LPTMR_CMR (RV32M1_LPTMR_BASE + RV32M1_LPTMR_CMR_OFFSET)
|
||||
#define RV32M1_LPTMR_CNR (RV32M1_LPTMR_BASE + RV32M1_LPTMR_CNR_OFFSET)
|
||||
|
||||
/* Register Bitfield Definitions ********************************************/
|
||||
|
||||
#define LPTMR_CSR_TDRE (1 << 8) /* Timer DMA Request Enable */
|
||||
#define LPTMR_CSR_TCF (1 << 7) /* Timer Compare Flag */
|
||||
#define LPTMR_CSR_TIE (1 << 6) /* Timer Interrupt Flag */
|
||||
|
||||
#define LPTMR_CSR_TPS_SHIFT (4) /* Bit[5:4]: Timer Pin Select */
|
||||
#define LPTMR_CSR_TPS_MASK (3 << LPTMR_CSR_TPS_SHIFT)
|
||||
#define LPTMR_CSR_TPS0 (0 << LPTMR_CSR_TPS_SHIFT)
|
||||
#define LPTMR_CSR_TPS1 (1 << LPTMR_CSR_TPS_SHIFT)
|
||||
#define LPTMR_CSR_TPS2 (2 << LPTMR_CSR_TPS_SHIFT)
|
||||
#define LPTMR_CSR_TPS3 (3 << LPTMR_CSR_TPS_SHIFT)
|
||||
|
||||
#define LPTMR_CSR_TPP (1 << 3) /* Timer Pin Polarity */
|
||||
#define LPTMR_CSR_TFC (1 << 2) /* Timer Free-Running Counter */
|
||||
#define LPTMR_CSR_TMS (1 << 1) /* Timer Mode Select */
|
||||
#define LPTMR_CSR_TEN (1 << 0) /* Timer Enable */
|
||||
|
||||
#define LPTMR_PSR_PRESCALE_SHIFT (3) /* Bit[6:3]: Prescale Value */
|
||||
#define LPTMR_PSR_PRESCALE_MASK (0xf << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV2 (0 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV4 (1 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV8 (2 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV16 (3 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV32 (4 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV64 (5 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV128 (6 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV256 (7 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV512 (8 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV1024 (9 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV2048 (10 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV4096 (11 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV8192 (12 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV16384 (13 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV32768 (14 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
#define LPTMR_PSR_PRESCALE_DIV65536 (15 << LPTMR_PSR_PRESCALE_SHIFT)
|
||||
|
||||
#define LPTMR_PSR_PBYP (1 << 2) /* Prescaler Bypass */
|
||||
|
||||
#define LPTMR_PSR_PCS_SHIFT (0) /* Bit[1:0]: Prescaler Clock Select */
|
||||
#define LPTMR_PSR_PCS_MASK (3 << LPTMR_PSR_PCS_SHIFT)
|
||||
#define LPTMR_PSR_PCS_SIRCDIV3 (0 << LPTMR_PSR_PCS_SHIFT)
|
||||
#define LPTMR_PSR_PCS_LPO (1 << LPTMR_PSR_PCS_SHIFT) /* LPO 1K Hz */
|
||||
#define LPTMR_PSR_PCS_RTC (2 << LPTMR_PSR_PCS_SHIFT) /* RTC 32768 Hz */
|
||||
#define LPTMR_PSR_PCS_RFOSC (3 << LPTMR_PSR_PCS_SHIFT) /* */
|
||||
# define LPTMR_PSR_PCS_SOSC LPTMR_PSR_PCS_RFOSC
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_LPTMR_H */
|
||||
@@ -0,0 +1,254 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_lpuart.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_LPUART_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_LPUART_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Register Offsets *********************************************************/
|
||||
|
||||
#define RV32M1_LPUART_VERID_OFFSET 0x0000 /* Version ID */
|
||||
#define RV32M1_LPUART_PARAM_OFFSET 0x0004 /* Parameter */
|
||||
#define RV32M1_LPUART_GLOBAL_OFFSET 0x0008 /* Global */
|
||||
#define RV32M1_LPUART_PINCFG_OFFSET 0x000c /* Pin Configuration */
|
||||
#define RV32M1_LPUART_BAUD_OFFSET 0x0010 /* Baud Rate */
|
||||
#define RV32M1_LPUART_STAT_OFFSET 0x0014 /* Status */
|
||||
#define RV32M1_LPUART_CTRL_OFFSET 0x0018 /* Control */
|
||||
#define RV32M1_LPUART_DATA_OFFSET 0x001c /* Data */
|
||||
#define RV32M1_LPUART_MATCH_OFFSET 0x0020 /* Match Address */
|
||||
#define RV32M1_LPUART_MODIR_OFFSET 0x0024 /* Modem IrDA */
|
||||
#define RV32M1_LPUART_FIFO_OFFSET 0x0028 /* FIFO */
|
||||
#define RV32M1_LPUART_WATER_OFFSET 0x002c /* Watermark */
|
||||
|
||||
/* Register Addresses *******************************************************/
|
||||
|
||||
/* Register Bitfield Definitions ********************************************/
|
||||
|
||||
#define LPUART_PARAM_RXFIFO_SHIFT (8)
|
||||
#define LPUART_PARAM_RXFIFO_MASK (0xff << LPUART_PARAM_RXFIFO_SHIFT)
|
||||
|
||||
#define LPUART_PARAM_TXFIFO_SHIFT (8)
|
||||
#define LPUART_PARAM_TXFIFO_MASK (0xff << LPUART_PARAM_TXFIFO_SHIFT)
|
||||
|
||||
#define LPUART_GLOBAL_RST (1 << 1)
|
||||
|
||||
#define LPUART_PINCFG_TRGSEL_SHIFT (0)
|
||||
#define LPUART_PINCFG_TRGSEL_MASK (3 << LPUART_PINCFG_TRGSEL_SHIFT)
|
||||
#define LPUART_PINCFG_TRGSEL_DISABLED (0 << LPUART_PINCFG_TRGSEL_SHIFT)
|
||||
#define LPUART_PINCFG_TRGSEL_RXD (1 << LPUART_PINCFG_TRGSEL_SHIFT)
|
||||
#define LPUART_PINCFG_TRGSEL_CTS (2 << LPUART_PINCFG_TRGSEL_SHIFT)
|
||||
#define LPUART_PINCFG_TRGSEL_MTX (3 << LPUART_PINCFG_TRGSEL_SHIFT)
|
||||
|
||||
#define LPUART_BAUD_MAEN1 (1 << 31) /* Bit31: Match Address Mode Enable 1 */
|
||||
#define LPUART_BAUD_MAEN2 (1 << 30) /* Bit30: Match Address Mode Enable 2 */
|
||||
#define LPUART_BAUD_M10 (1 << 29) /* Bit29: 10-bit Mode select */
|
||||
|
||||
#define LPUART_BAUD_OSR_SHIFT (24) /* Bit[28:24]: Oversampling Ratio */
|
||||
#define LPUART_BAUD_OSR_MASK (0x1f << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_DEFAULT (0 << LPUART_BAUD_OSR_SHIFT) /* ratio of 16 */
|
||||
#define LPUART_BAUD_OSR_1_RESERVED (1 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_2_RESERVED (2 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_4 (3 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_5 (4 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_6 (5 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_7 (6 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_8 (7 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_9 (8 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_10 (9 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_11 (10 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_12 (11 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_13 (12 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_14 (13 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_15 (14 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_16 (15 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_17 (16 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_18 (17 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_19 (18 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_20 (19 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_21 (20 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_22 (21 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_23 (22 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_24 (23 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_25 (24 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_26 (25 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_27 (26 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_28 (27 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_29 (28 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_30 (29 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_31 (30 << LPUART_BAUD_OSR_SHIFT)
|
||||
#define LPUART_BAUD_OSR_32 (31 << LPUART_BAUD_OSR_SHIFT)
|
||||
|
||||
#define LPUART_BAUD_TDMAE (1 << 23) /* Bit23: Transmitter DMA Enable */
|
||||
#define LPUART_BAUD_RDMAE (1 << 21) /* Bit22: Receiver Full DMA Enable */
|
||||
#define LPUART_BAUD_RIDMAE (1 << 20) /* Bit20: Receiver Idle DMA Enable */
|
||||
#define LPUART_BAUD_MATCFG_SHIFT (18) /* Bit[19:18]: Match Configuration */
|
||||
#define LPUART_BAUD_MATCFG_MASK (0x3 << LPUART_BAUD_MATCFG_SHIFT)
|
||||
#define LPUART_BAUD_MATCFG_ADDR (0 << LPUART_BAUD_MATCFG_SHIFT) /* Address Match Wakeup */
|
||||
#define LPUART_BAUD_MATCFG_IDLE (1 << LPUART_BAUD_MATCFG_SHIFT) /* Idle Match Wakeup */
|
||||
#define LPUART_BAUD_MATCFG_ONOFF (2 << LPUART_BAUD_MATCFG_SHIFT) /* Match On and Match Off */
|
||||
#define LPUART_BAUD_MATCFG_RWU (3 << LPUART_BAUD_MATCFG_SHIFT)
|
||||
|
||||
#define LPUART_BAUD_BOTHEDGE (1 << 17) /* Bit17: Both Edge Sampling */
|
||||
#define LPUART_BAUD_RESYNCDIS (1 << 16) /* Bit16: Resynchronization Disable */
|
||||
#define LPUART_BAUD_LBKDIE (1 << 15) /* Bit15: LIN Break Detect Interrupt Enable */
|
||||
#define LPUART_BAUD_RXEDGIE (1 << 14) /* Bit14: RX Input Active Edge Interrupt Enable */
|
||||
#define LPUART_BAUD_SBNS (1 << 13) /* Bit13: Stop Bit Number Select */
|
||||
# define LPUART_BAUD_SBNS_MASK (1 << 13)
|
||||
# define LPUART_BAUD_SBNS_1 (0 << 13)
|
||||
# define LPUART_BAUD_SBNS_2 (1 << 13)
|
||||
|
||||
#define LPUART_BAUD_SBR_SHIFT (0) /* Bit[12:0]: Baud Rate Modulo Divisor */
|
||||
#define LPUART_BAUD_SBR_MASK (0x1fff << LPUART_BAUD_SBR_SHIFT)
|
||||
|
||||
#define LPUART_STAT_LBKDIF (1 << 31) /* Bit31: LIN Break Detect Interrupt Flag */
|
||||
#define LPUART_STAT_RXEDGIF (1 << 30) /* Bit30: RXD Pin Active Edge Interrupt Flag */
|
||||
#define LPUART_STAT_MSBF (1 << 29) /* Bit29: MSB First */
|
||||
#define LPUART_STAT_RXINV (1 << 28) /* Bit28: Receive Data Inversion */
|
||||
#define LPUART_STAT_RWUID (1 << 27) /* Bit27: Receive Wake Up Idel Detect */
|
||||
#define LPUART_STAT_BRK13 (1 << 26) /* Bit26: Break Character Generation Length */
|
||||
#define LPUART_STAT_LBKDE (1 << 25) /* Bit25: Lin Break Detection Enable */
|
||||
#define LPUART_STAT_RAF (1 << 24) /* Bit24: Receiver Active Flag */
|
||||
#define LPUART_STAT_TDRE (1 << 23) /* Bit23: Transmit Data Register Empty Flag */
|
||||
#define LPUART_STAT_TC (1 << 22) /* Bit22: Transmission Complete Flag */
|
||||
#define LPUART_STAT_RDRF (1 << 21) /* Bit21: Receive Data Register Full Flag */
|
||||
#define LPUART_STAT_IDLE (1 << 20) /* Bit20: Idle Line Flag */
|
||||
#define LPUART_STAT_OR (1 << 19) /* Bit19: Receiver Overrun Flag */
|
||||
#define LPUART_STAT_NF (1 << 18) /* Bit18: Noise Flag */
|
||||
#define LPUART_STAT_FE (1 << 17) /* Bit17: Framing Error Flag */
|
||||
#define LPUART_STAT_PF (1 << 16) /* Bit16: Parity Error Flag */
|
||||
#define LPUART_STAT_MA1F (1 << 15) /* Bit15: Match 1 Flag */
|
||||
#define LPUART_STAT_MA2F (1 << 14) /* Bit14: Match 2 Flag */
|
||||
|
||||
#define LPUART_CTRL_R8T9 (1 << 31) /* Bit31: Receive Bit 8/Transmit Bit 9 */
|
||||
#define LPUART_CTRL_R9T8 (1 << 30) /* Bit30: Receive Bit 9/Transmit Bit 8 */
|
||||
#define LPUART_CTRL_TXDIR (1 << 29) /* Bit29: TXD Pin Direction In Single-Wire Mode */
|
||||
#define LPUART_CTRL_TXINV (1 << 28) /* Bit28: Transmit Data Inversion */
|
||||
#define LPUART_CTRL_ORIE (1 << 27) /* Bit27: Overrun Interrupt Enable */
|
||||
#define LPUART_CTRL_NEIE (1 << 26) /* Bit26: Noise Error Interrupt Enable */
|
||||
#define LPUART_CTRL_FEIE (1 << 25) /* Bit25: Framing Error Interrupt Enable */
|
||||
#define LPUART_CTRL_PEIE (1 << 24) /* Bit24: Parity Error Interrupt Enable */
|
||||
#define LPUART_CTRL_TIE (1 << 23) /* Bit23: Enable Interrupt if TDRE is 1 */
|
||||
#define LPUART_CTRL_TCIE (1 << 22) /* Bit22: Enable Interrupt if TC is 1 */
|
||||
#define LPUART_CTRL_RIE (1 << 21) /* Bit21: Receiver Interrupt Enable */
|
||||
#define LPUART_CTRL_ILIE (1 << 20) /* Bit20: Idle Line Interrupt Enable */
|
||||
#define LPUART_CTRL_TE (1 << 19) /* Bit19: Transmitter Enable */
|
||||
#define LPUART_CTRL_RE (1 << 18) /* Bit18: Receiver Enable */
|
||||
#define LPUART_CTRL_RWU (1 << 17) /* Bit17: Receiver Wakeup Control */
|
||||
#define LPUART_CTRL_SBK (1 << 16) /* Bit16: Send Break */
|
||||
#define LPUART_CTRL_MA1IE (1 << 15) /* Bit15: Match 1 Interrupt Enable */
|
||||
#define LPUART_CTRL_MA21E (1 << 14) /* Bit14: Match 2 Interrupt Enable */
|
||||
#define LPUART_CTRL_M7 (1 << 11) /* Bit11: 7-Bit Mode Select */
|
||||
|
||||
#define LPUART_CTRL_IDLECFG_SHIFT (8) /* Bit[10:8]: Idle Configuration */
|
||||
#define LPUART_CTRL_IDLECFG_MASK (0x7 << LPUART_CTRL_IDLECFG_SHIFT)
|
||||
#define LPUART_CTRL_IDLECFG_1 (0 << LPUART_CTRL_IDLECFG_SHIFT)
|
||||
#define LPUART_CTRL_IDLECFG_2 (1 << LPUART_CTRL_IDLECFG_SHIFT)
|
||||
#define LPUART_CTRL_IDLECFG_4 (2 << LPUART_CTRL_IDLECFG_SHIFT)
|
||||
#define LPUART_CTRL_IDLECFG_8 (3 << LPUART_CTRL_IDLECFG_SHIFT)
|
||||
#define LPUART_CTRL_IDLECFG_16 (4 << LPUART_CTRL_IDLECFG_SHIFT)
|
||||
#define LPUART_CTRL_IDLECFG_32 (5 << LPUART_CTRL_IDLECFG_SHIFT)
|
||||
#define LPUART_CTRL_IDLECFG_64 (6 << LPUART_CTRL_IDLECFG_SHIFT)
|
||||
#define LPUART_CTRL_IDLECFG_128 (7 << LPUART_CTRL_IDLECFG_SHIFT)
|
||||
|
||||
#define LPUART_CTRL_LOOPS (1 << 7) /* Bit7: Loop Mode Select */
|
||||
#define LPUART_CTRL_DOZEEN (1 << 6) /* Bit6: Doze Enable */
|
||||
#define LPUART_CTRL_RSRC (1 << 5) /* Bit5: Receiver Source Select */
|
||||
#define LPUART_CTRL_M (1 << 4) /* Bit4: 9-Bit or 8-Bit Mode Select */
|
||||
# define LPUART_CTRL_M_MASK (1 << 4)
|
||||
# define LPUART_CTRL_M8 (0 << 4) /* 8-Bit Mode */
|
||||
# define LPUART_CTRL_M9 (1 << 4) /* 9-Bit Mode */
|
||||
|
||||
#define LPUART_CTRL_WAKE_SHIFT (1 << 3) /* Bit3: Receiver Wakeup Method Select */
|
||||
#define LPUART_CTRL_WAKE_MASK (1 << LPUART_CTRL_WAKE_SHIFT)
|
||||
#define LPUART_CTRL_WAKE_IDLE (0 << LPUART_CTRL_WAKE_SHIFT)
|
||||
#define LPUART_CTRL_WAKE_ADRM (1 << LPUART_CTRL_WAKE_SHIFT)
|
||||
|
||||
#define LPUART_CTRL_ILT (1 << 2)
|
||||
#define LPUART_CTRL_PE (1 << 1) /* Bit1: Parity Enable */
|
||||
|
||||
#define LPUART_CTRL_PT_SHIFT (0) /* Bit0: Parity Type */
|
||||
#define LPUART_CTRL_PT_MASK (1 << LPUART_CTRL_PT_SHIFT)
|
||||
#define LPUART_CTRL_PT_EVEN (0 << LPUART_CTRL_PT_SHIFT)
|
||||
#define LPUART_CTRL_PT_ODD (1 << LPUART_CTRL_PT_SHIFT)
|
||||
|
||||
#define LPUART_DATA_NOISY (1 << 15) /* Bit15: NOISY */
|
||||
#define LPUART_DATA_PARITYE (1 << 14) /* Bit14: Parity Error */
|
||||
#define LPUART_DATA_FRETSC (1 << 13) /* Bit13: Frame Error/Transmit Special Character */
|
||||
#define LPUART_DATA_RXEMPT (1 << 12) /* Bit12: Receive Buffer Empty */
|
||||
#define LPUART_DATA_IDLINE (1 << 11) /* Bit11: Idle Line */
|
||||
|
||||
#define LPUART_MATCH_MA2_SHIFT (16)
|
||||
#define LPUART_MATCH_MA2_MASK (0x3ff << LPUART_MATCH_MA2_SHIFT)
|
||||
|
||||
#define LPUART_MATCH_MA1_SHIFT (0)
|
||||
#define LPUART_MATCH_MA1_MASK (0x3ff << LPUART_MATCH_MA1_SHIFT)
|
||||
|
||||
/* REVISIT: MODIR */
|
||||
|
||||
#define LPUART_FIFO_TXEMPT (1 << 23) /* Bit23: TX Buffer/FIFO Empty */
|
||||
#define LPUART_FIFO_RXEMPT (1 << 22) /* Bit22: RX Buffer/FIFO Empty */
|
||||
#define LPUART_FIFO_TXOF (1 << 17) /* Bit17: TX Buffer Overflow */
|
||||
#define LPUART_FIFO_RXUF (1 << 16) /* Bit16: RX Buffer Underflow */
|
||||
#define LPUART_FIFO_TXFLUSH (1 << 15) /* Bit15: TX Buffer/FIFO Flush */
|
||||
#define LPUART_FIFO_RXFLUSH (1 << 14) /* Bit14: RX Buffer/FIFO Flush */
|
||||
|
||||
#define LPUART_FIFO_RXIDEN_SHIFT (10) /* Bit[12:10]: Receiver Idle Empty Enable */
|
||||
#define LPUART_FIFO_RXIDEN_MASK (0x7 << LPUART_FIFO_RXIDEN_SHIFT)
|
||||
#define LPUART_FIFO_RXIDEN_DISABLED (0 << LPUART_FIFO_RXIDEN_SHIFT)
|
||||
#define LPUART_FIFO_RXIDEN_RXRF1 (1 << LPUART_FIFO_RXIDEN_SHIFT)
|
||||
#define LPUART_FIFO_RXIDEN_RXRF2 (2 << LPUART_FIFO_RXIDEN_SHIFT)
|
||||
#define LPUART_FIFO_RXIDEN_RXRF4 (3 << LPUART_FIFO_RXIDEN_SHIFT)
|
||||
#define LPUART_FIFO_RXIDEN_RXRF8 (4 << LPUART_FIFO_RXIDEN_SHIFT)
|
||||
#define LPUART_FIFO_RXIDEN_RXRF16 (5 << LPUART_FIFO_RXIDEN_SHIFT)
|
||||
#define LPUART_FIFO_RXIDEN_RXRF32 (6 << LPUART_FIFO_RXIDEN_SHIFT)
|
||||
#define LPUART_FIFO_RXIDEN_RXRF64 (7 << LPUART_FIFO_RXIDEN_SHIFT)
|
||||
|
||||
#define LPUART_FIFO_TXOFE (1 << 9) /* Bit9: TX FIFO Overflow Interrupt */
|
||||
#define LPUART_FIFO_RXUFE (1 << 8) /* Bit8: RXUF generate an Interrupt */
|
||||
#define LPUART_FIFO_TXFE (1 << 7) /* Bit7: TX FIFO Enable */
|
||||
|
||||
#define LPUART_FIFO_TXFIFOSIZE_SHIFT (4) /* Bit[6:4]: TX FIFO Depth */
|
||||
#define LPUART_FIFO_TXFIFOSIZE_MASK (0x7 << LPUART_FIFO_TXFIFOSIZE_SHIFT)
|
||||
|
||||
#define LPUART_FIFO_RXFE (1 << 3) /* Bit3: RX FIFO Enable */
|
||||
|
||||
#define LPUART_FIFO_RXFIFOSIZE_SHIFT (0) /* Bit[2:0]: RX FIFO Depth */
|
||||
#define LPUART_FIFO_RXFIFOSIZE_MASK (0x7 << LPUART_FIFO_RXFIFOSIZE_SHIFT)
|
||||
|
||||
#define LPUART_WATER_RXCOUNT_SHIFT (24) /* Bit[27:24]: Receive Counter */
|
||||
#define LPUART_WATER_RXCOUNT_MASK (0xf << LPUART_WATER_RXCOUNT_SHIFT)
|
||||
|
||||
#define LPUART_WATER_RXWATER_SHIFT (16) /* Bit[18:16]: Receive Watermark */
|
||||
#define LPUART_WATER_RXWATER_MASK (0x7 << LPUART_WATER_RXWATER_SHIFT)
|
||||
|
||||
#define LPUART_WATER_TXCOUNT_SHIFT (8) /* Bit[11:8]: Transmit Counter */
|
||||
#define LPUART_WATER_TXCOUNT_MASK (0xf << LPUART_WATER_TXCOUNT_SHIFT)
|
||||
|
||||
#define LPUART_WATER_TXWATER_SHIFT (0) /* Bit[2:0]: Transmit Watermark */
|
||||
#define LPUART_WATER_TXWATER_MASK (0x7 << LPUART_WATER_TXWATER_SHIFT)
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_LPUART_H */
|
||||
@@ -0,0 +1,38 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_memorymap.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_MEMORYMAP_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_MEMORYMAP_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#if defined(CONFIG_ARCH_CHIP_RV32M1_RI5CY)
|
||||
# include "rv32m1ri5cy_memorymap.h"
|
||||
#elif defined(CONFIG_ARCH_CHIP_RV32M1_ZERORISCY)
|
||||
# error "rv32m1 zero-riscy is to be continued..."
|
||||
#else
|
||||
# error "Unspported rv32m1 cortex-m cores"
|
||||
#endif
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_MEMORYMAP_H */
|
||||
@@ -0,0 +1,121 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_pcc.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_PCC_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_PCC_H
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Register Offsets *********************************************************/
|
||||
|
||||
#define RV32M1_PCC0_LPIT0_OFFSET 0x00c0
|
||||
#define RV32M1_PCC0_LPUART0_OFFSET 0x0108
|
||||
#define RV32M1_PCC0_LPUART1_OFFSET 0x010c
|
||||
#define RV32M1_PCC0_LPUART2_OFFSET 0x0110
|
||||
#define RV32M1_PCC0_PORTA_OFFSET 0x0118
|
||||
#define RV32M1_PCC0_PORTB_OFFSET 0x011c
|
||||
#define RV32M1_PCC0_PORTC_OFFSET 0x0120
|
||||
#define RV32M1_PCC0_PORTD_OFFSET 0x0124
|
||||
#define RV32M1_PCC0_INTMUX0_OFFSET 0x013c
|
||||
|
||||
#define RV32M2_PCC1_DMA1_OFFSET 0x0020
|
||||
#define RV32M1_PCC1_GPIOE_OFFSET 0x003c
|
||||
#define RV32M1_PCC1_XRDC_PAC_OFFSET 0x0058
|
||||
#define RV32M1_PCC1_XRDC_MRC_OFFSET 0x005c
|
||||
#define RV32M1_PCC1_SEMA42_1_OFFSET 0x006c
|
||||
#define RV32M1_PCC1_DMAMUX1_OFFSET 0x0084
|
||||
#define RV32M1_PCC1_INTMUX1_OFFSET 0x0088
|
||||
#define RV32M1_PCC1_MUB_OFFSET 0x0090
|
||||
#define RV32M1_PCC1_CAU3_OFFSET 0x00a0
|
||||
#define RV32M1_PCC1_TRNG_OFFSET 0x00a4
|
||||
#define RV32M1_PCC1_LPIT1_OFFSET 0x00a8
|
||||
#define RV32M1_PCC1_TPM3_OFFSET 0x00b4
|
||||
#define RV32M1_PCC1_LPI2C3_OFFSET 0x00b8
|
||||
#define RV32M1_PCC1_LPSPI3_OFFSET 0x00d4
|
||||
#define RV32M1_PCC1_LPUART3_OFFSET 0x00d8
|
||||
#define RV32M1_PCC1_PORTE_OFFSET 0x00dc
|
||||
#define RV32M1_PCC1_MTB_OFFSET 0x0200
|
||||
#define RV32M1_PCC1_EXT_CLK_OFFSET 0x0204
|
||||
|
||||
/* PCC0 Register Addresses **************************************************/
|
||||
|
||||
#define RV32M1_PCC_LPIT0 (RV32M1_PCC0_BASE + RV32M1_PCC0_LPIT0_OFFSET)
|
||||
#define RV32M1_PCC_LPUART0 (RV32M1_PCC0_BASE + RV32M1_PCC0_LPUART0_OFFSET)
|
||||
#define RV32M1_PCC_LPUART1 (RV32M1_PCC0_BASE + RV32M1_PCC0_LPUART1_OFFSET)
|
||||
#define RV32M1_PCC_LPUART2 (RV32M1_PCC0_BASE + RV32M1_PCC0_LPUART2_OFFSET)
|
||||
#define RV32M1_PCC_PORTA (RV32M1_PCC0_BASE + RV32M1_PCC0_PORTA_OFFSET)
|
||||
#define RV32M1_PCC_PORTB (RV32M1_PCC0_BASE + RV32M1_PCC0_PORTB_OFFSET)
|
||||
#define RV32M1_PCC_PORTC (RV32M1_PCC0_BASE + RV32M1_PCC0_PORTC_OFFSET)
|
||||
#define RV32M1_PCC_PORTD (RV32M1_PCC0_BASE + RV32M1_PCC0_PORTD_OFFSET)
|
||||
#define RV32M1_PCC_INTMUX0 (RV32M1_PCC0_BASE + RV32M1_PCC0_INTMUX0_OFFSET)
|
||||
|
||||
/* PCC1 Register Addresses **************************************************/
|
||||
|
||||
#define RV32M1_PCC_DMA1 (RV32M1_PCC1_BASE + RV32M1_PCC1_DMA1_OFFSET)
|
||||
#define RV32M1_PCC_GPIOE (RV32M1_PCC1_BASE + RV32M1_PCC1_GPIOE_OFFSET)
|
||||
#define RV32M1_PCC_XRDC_PAC (RV32M1_PCC1_BASE + RV32M1_PCC1_XRDC_PAC_OFFSET)
|
||||
#define RV32M1_PCC_XRDC_MRC (RV32M1_PCC1_BASE + RV32M1_PCC1_XRDC_MRC_OFFSET)
|
||||
#define RV32M1_PCC_SEMA42_1 (RV32M1_PCC1_BASE + RV32M1_PCC1_SEMA42_1_OFFSET)
|
||||
#define RV32M1_PCC_DMAMUX1 (RV32M1_PCC1_BASE + RV32M1_PCC1_DMAMUX1_OFFSET)
|
||||
#define RV32M1_PCC_INTMUX1 (RV32M1_PCC1_BASE + RV32M1_PCC1_INTMUX1_OFFSET)
|
||||
#define RV32M1_PCC_MUB (RV32M1_PCC1_BASE + RV32M1_PCC1_MUB_OFFSET)
|
||||
#define RV32M1_PCC_CAU3 (RV32M1_PCC1_BASE + RV32M1_PCC1_CAU3_OFFSET)
|
||||
#define RV32M1_PCC_TRNG (RV32M1_PCC1_BASE + RV32M1_PCC1_TRNG_OFFSET)
|
||||
#define RV32M1_PCC_LPIT1 (RV32M1_PCC1_BASE + RV32M1_PCC1_LPIT1_OFFSET)
|
||||
#define RV32M1_PCC_TPM3 (RV32M1_PCC1_BASE + RV32M1_PCC1_TPM3_OFFSET)
|
||||
#define RV32M1_PCC_LPI2C3 (RV32M1_PCC1_BASE + RV32M1_PCC1_LPI2C3_OFFSET)
|
||||
#define RV32M1_PCC_LPSPI3 (RV32M1_PCC1_BASE + RV32M1_PCC1_LPSPI3_OFFSET)
|
||||
#define RV32M1_PCC_LPUART3 (RV32M1_PCC1_BASE + RV32M1_PCC1_LPUART3_OFFSET)
|
||||
#define RV32M1_PCC_PORTE (RV32M1_PCC1_BASE + RV32M1_PCC1_PORTE_OFFSET)
|
||||
#define RV32M1_PCC_MTB (RV32M1_PCC1_BASE + RV32M1_PCC1_MTB_OFFSET)
|
||||
#define RV32M1_PCC_EXT_CLK (RV32M1_PCC1_BASE + RV32M1_PCC1_EXT_CLK_OFFSET)
|
||||
|
||||
/* Register Bitfield Definitions ********************************************/
|
||||
|
||||
#define PCC_CLKCFG_PCD_SHIFT (0)
|
||||
#define PCC_CLKCFG_PCD_MASK (7 << PCC_CLKCFG_PCD_SHIFT)
|
||||
#define PCC_CLKCFG_PCD_DIV1 (0 << PCC_CLKCFG_PCD_SHIFT)
|
||||
#define PCC_CLKCFG_PCD_DIV2 (1 << PCC_CLKCFG_PCD_SHIFT)
|
||||
#define PCC_CLKCFG_PCD_DIV3 (2 << PCC_CLKCFG_PCD_SHIFT)
|
||||
#define PCC_CLKCFG_PCD_DIV4 (3 << PCC_CLKCFG_PCD_SHIFT)
|
||||
#define PCC_CLKCFG_PCD_DIV5 (4 << PCC_CLKCFG_PCD_SHIFT)
|
||||
#define PCC_CLKCFG_PCD_DIV6 (5 << PCC_CLKCFG_PCD_SHIFT)
|
||||
#define PCC_CLKCFG_PCD_DIV7 (6 << PCC_CLKCFG_PCD_SHIFT)
|
||||
#define PCC_CLKCFG_PCD_DIV8 (7 << PCC_CLKCFG_PCD_SHIFT)
|
||||
|
||||
#define PCC_CLKCFG_FRAC (1 << 3)
|
||||
|
||||
#define PCC_CLKCFG_PCS_SHIFT (24)
|
||||
#define PCC_CLKCFG_PCS_MASK (7 << PCC_CLKCFG_PCS_SHIFT)
|
||||
#define PCC_CLKCFG_PCS_EXTCLK (0 << PCC_CLKCFG_PCS_SHIFT)
|
||||
#define PCC_CLKCFG_PCS_SOSC (1 << PCC_CLKCFG_PCS_SHIFT)
|
||||
#define PCC_CLKCFG_PCS_SIRC (2 << PCC_CLKCFG_PCS_SHIFT)
|
||||
#define PCC_CLKCFG_PCS_FIRC (3 << PCC_CLKCFG_PCS_SHIFT)
|
||||
#define PCC_CLKCFG_PCS_LPFLL (6 << PCC_CLKCFG_PCS_SHIFT)
|
||||
|
||||
#define PCC_CLKCFG_INUSE (1 << 29)
|
||||
|
||||
#define PCC_CLKCFG_CGC (1 << 30) /* Bit30: Clock Gate Control */
|
||||
|
||||
#define PCC_CLKCFG_PR (1 << 31) /* Bit31: Present */
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_PCC_H */
|
||||
@@ -0,0 +1,86 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_pinmap.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_PINMAP_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_PINMAP_H
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* LPUARTs */
|
||||
|
||||
#define GPIO_LPUART0_RX_1 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTC|GPIO_PIN7)
|
||||
#define GPIO_LPUART0_RX_2 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN25)
|
||||
#define GPIO_LPUART0_RX_3 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN2)
|
||||
#define GPIO_LPUART0_TX_1 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTC|GPIO_PIN8)
|
||||
#define GPIO_LPUART0_TX_2 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN26)
|
||||
#define GPIO_LPUART0_TX_3 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN3)
|
||||
#define GPIO_LPUART0_RTS_1 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTC|GPIO_PIN10)
|
||||
#define GPIO_LPUART0_RTS_2 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN24)
|
||||
#define GPIO_LPUART0_RTS_3 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN4)
|
||||
#define GPIO_LPUART0_CTS_1 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTC|GPIO_PIN9)
|
||||
#define GPIO_LPUART0_CTS_2 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN22)
|
||||
#define GPIO_LPUART0_CTS_3 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN1)
|
||||
|
||||
#define GPIO_LPUART1_RX_1 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN2)
|
||||
#define GPIO_LPUART1_RX_2 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTC|GPIO_PIN29)
|
||||
#define GPIO_LPUART1_RX_3 (GPIO_ALT|GPIO_AF4|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN2)
|
||||
#define GPIO_LPUART1_RX_4 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN25)
|
||||
#define GPIO_LPUART1_TX_1 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN3)
|
||||
#define GPIO_LPUART1_TX_2 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTC|GPIO_PIN30)
|
||||
#define GPIO_LPUART1_TX_3 (GPIO_ALT|GPIO_AF4|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN3)
|
||||
#define GPIO_LPUART1_TX_4 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN26)
|
||||
#define GPIO_LPUART1_RTS_1 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN5)
|
||||
#define GPIO_LPUART1_RTS_2 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTD|GPIO_PIN1)
|
||||
#define GPIO_LPUART1_RTS_3 (GPIO_ALT|GPIO_AF4|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN4)
|
||||
#define GPIO_LPUART1_RTS_4 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN28)
|
||||
#define GPIO_LPUART1_CTS_1 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN4)
|
||||
#define GPIO_LPUART1_CTS_2 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTD|GPIO_PIN0)
|
||||
#define GPIO_LPUART1_CTS_3 (GPIO_ALT|GPIO_AF4|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN1)
|
||||
#define GPIO_LPUART1_CTS_4 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN27)
|
||||
|
||||
#define GPIO_LPUART2_RX_1 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN11)
|
||||
#define GPIO_LPUART2_RX_2 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN18)
|
||||
#define GPIO_LPUART2_RX_3 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN1)
|
||||
#define GPIO_LPUART2_TX_1 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN12)
|
||||
#define GPIO_LPUART2_TX_2 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN19)
|
||||
#define GPIO_LPUART2_TX_3 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN0)
|
||||
#define GPIO_LPUART2_RTS_1 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN14)
|
||||
#define GPIO_LPUART2_RTS_2 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN21)
|
||||
#define GPIO_LPUART2_RTS_3 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN31)
|
||||
#define GPIO_LPUART2_CTS_1 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN13)
|
||||
#define GPIO_LPUART2_CTS_2 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN20)
|
||||
#define GPIO_LPUART2_CTS_3 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTA|GPIO_PIN30)
|
||||
|
||||
#define GPIO_LPUART3_RX_1 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN28)
|
||||
#define GPIO_LPUART3_RX_2 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN8)
|
||||
#define GPIO_LPUART3_RX_3 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN29)
|
||||
#define GPIO_LPUART3_TX_1 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN29)
|
||||
#define GPIO_LPUART3_TX_2 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN9)
|
||||
#define GPIO_LPUART3_TX_3 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN30)
|
||||
#define GPIO_LPUART3_RTS_1 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN17)
|
||||
#define GPIO_LPUART3_RTS_2 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN11)
|
||||
#define GPIO_LPUART3_RTS_3 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN28)
|
||||
#define GPIO_LPUART3_CTS_1 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN16)
|
||||
#define GPIO_LPUART3_CTS_2 (GPIO_ALT|GPIO_AF3|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN10)
|
||||
#define GPIO_LPUART3_CTS_3 (GPIO_ALT|GPIO_AF2|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN27)
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_PINMAP_H */
|
||||
@@ -0,0 +1,129 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_port.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_PORT_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_PORT_H
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Register Offsets *********************************************************/
|
||||
|
||||
#define RV32M1_PORT_PCR0_OFFSET 0x0000
|
||||
#define RV32M1_PORT_PCR1_OFFSET 0x0004
|
||||
#define RV32M1_PORT_PCR2_OFFSET 0x0008
|
||||
#define RV32M1_PORT_PCR3_OFFSET 0x000c
|
||||
#define RV32M1_PORT_PCR4_OFFSET 0x0010
|
||||
#define RV32M1_PORT_PCR5_OFFSET 0x0014
|
||||
#define RV32M1_PORT_PCR6_OFFSET 0x0018
|
||||
#define RV32M1_PORT_PCR7_OFFSET 0x001c
|
||||
#define RV32M1_PORT_PCR8_OFFSET 0x0020
|
||||
#define RV32M1_PORT_PCR9_OFFSET 0x0024
|
||||
#define RV32M1_PORT_PCR10_OFFSET 0x0028
|
||||
#define RV32M1_PORT_PCR11_OFFSET 0x002c
|
||||
#define RV32M1_PORT_PCR12_OFFSET 0x0030
|
||||
#define RV32M1_PORT_PCR13_OFFSET 0x0034
|
||||
#define RV32M1_PORT_PCR14_OFFSET 0x0038
|
||||
#define RV32M1_PORT_PCR15_OFFSET 0x003c
|
||||
#define RV32M1_PORT_PCR16_OFFSET 0x0040
|
||||
#define RV32M1_PORT_PCR17_OFFSET 0x0044
|
||||
#define RV32M1_PORT_PCR18_OFFSET 0x0048
|
||||
#define RV32M1_PORT_PCR19_OFFSET 0x004c
|
||||
#define RV32M1_PORT_PCR20_OFFSET 0x0050
|
||||
#define RV32M1_PORT_PCR21_OFFSET 0x0054
|
||||
#define RV32M1_PORT_PCR22_OFFSET 0x0058
|
||||
#define RV32M1_PORT_PCR23_OFFSET 0x005c
|
||||
#define RV32M1_PORT_PCR24_OFFSET 0x0060
|
||||
#define RV32M1_PORT_PCR25_OFFSET 0x0064
|
||||
#define RV32M1_PORT_PCR26_OFFSET 0x0068
|
||||
#define RV32M1_PORT_PCR27_OFFSET 0x006c
|
||||
#define RV32M1_PORT_PCR28_OFFSET 0x0070
|
||||
#define RV32M1_PORT_PCR29_OFFSET 0x0074
|
||||
#define RV32M1_PORT_PCR30_OFFSET 0x0078
|
||||
#define RV32M1_PORT_PCR31_OFFSET 0x007c
|
||||
#define RV32M1_PORT_GPCLR_OFFSET 0x0080 /* Global Pin Control Low Register */
|
||||
#define RV32M1_PORT_GPCHR_OFFSET 0x0084 /* Global Pin Control High Register */
|
||||
#define RV32M1_PORT_GICLR_OFFSET 0x0088 /* Global Interrupt Control Low Regisgter */
|
||||
#define RV32M1_PORT_GICHR_OFFSET 0x008c /* Global Interrupt Control High Register */
|
||||
#define RV32M1_PORT_ISFR_OFFSET 0x00a0 /* Interrupt Status Flag */
|
||||
|
||||
/* Register Bitfield Definitions ********************************************/
|
||||
|
||||
#define PORT_PCR_ISF (1 << 24) /* Interrupt Status Flag, W1C */
|
||||
|
||||
#define PORT_PCR_IRQC_SHIFT (16) /* Bit[19:16]: Interrupt Configuration */
|
||||
#define PORT_PCR_IRQC_MASK (0xf << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_ISF_DISABLED (0 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_DMA_RISE (1 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_DMA_FALL (2 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_DMA_EDGE (3 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_4_RESERVED (4 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_FLG_RISE (5 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_FLG_FALL (6 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_FLG_EDGE (7 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_INT_LOW (8 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_INT_RISE (9 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_INT_FALL (10 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_INT_EDGE (11 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_INT_HIGH (12 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_ACT_TRIH (13 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_ACT_TRIL (14 << PORT_PCR_IRQC_SHIFT)
|
||||
#define PORT_PCR_IRQC_15_RESERVED (15 << PORT_PCR_IRQC_SHIFT)
|
||||
|
||||
#define PORT_PCR_LK (1 << 15)
|
||||
|
||||
#define PORT_PCR_MUX_SHIFT (8)
|
||||
#define PORT_PCR_MUX_MASK (0x7 << PORT_PCR_MUX_SHIFT)
|
||||
#define PORT_PCR_MUX_ALT0 (0 << PORT_PCR_MUX_SHIFT)
|
||||
# define PORT_PCR_MUX_ANALOG PORT_PCR_MUX_ALT0
|
||||
#define PORT_PCR_MUX_ALT1 (1 << PORT_PCR_MUX_SHIFT)
|
||||
# define PORT_PCR_MUX_GPIO PORT_PCR_MUX_ALT1
|
||||
#define PORT_PCR_MUX_ALT2 (2 << PORT_PCR_MUX_SHIFT)
|
||||
#define PORT_PCR_MUX_ALT3 (3 << PORT_PCR_MUX_SHIFT)
|
||||
#define PORT_PCR_MUX_ALT4 (4 << PORT_PCR_MUX_SHIFT)
|
||||
#define PORT_PCR_MUX_ALT5 (5 << PORT_PCR_MUX_SHIFT)
|
||||
#define PORT_PCR_MUX_ALT6 (6 << PORT_PCR_MUX_SHIFT)
|
||||
#define PORT_PCR_MUX_ALT7 (7 << PORT_PCR_MUX_SHIFT)
|
||||
|
||||
#define PORT_PCR_ODE (1 << 5) /* Open Drain Enable */
|
||||
#define PORT_PCR_PFE (1 << 4) /* Passive Filter Enable */
|
||||
#define PORT_PCR_SRE (1 << 2) /* Slow Slew Rate Enable */
|
||||
#define PORT_PCR_PE (1 << 1) /* Pull Enable */
|
||||
|
||||
/* if 'PE' bit is enabled,
|
||||
* 'PS' bit: 0 -> internal pull down, 1: internal pull up
|
||||
*/
|
||||
|
||||
#define PORT_PCR_PS (1 << 0) /* Pull Select */
|
||||
|
||||
#define PORT_GPC_WE_SHIFT (16)
|
||||
#define PORT_GPC_WE_MASK (0xff << PORT_GPC_WE_SHIFT)
|
||||
|
||||
#define PORT_GPC_WD_SHIFT (0)
|
||||
#define PORT_GPC_WD_MASK (0xff << PORT_GPC_WE_SHIFT)
|
||||
|
||||
#define PORT_GIC_WE_SHIFT (16)
|
||||
#define PORT_GIC_WE_MASK (0xff << PORT_GPC_WE_SHIFT)
|
||||
|
||||
#define PORT_GIC_WD_SHIFT (0)
|
||||
#define PORT_GIC_WD_MASK (0xff << PORT_GPC_WE_SHIFT)
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_PORT_H */
|
||||
@@ -0,0 +1,38 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_scg.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef ARCH_RISCV_SRC_RV32M1_CHIP_RV32M1_SCG_H
|
||||
#define ARCH_RISCV_SRC_RV32M1_CHIP_RV32M1_SCG_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#if defined(CONFIG_ARCH_CHIP_RV32M1_RI5CY)
|
||||
# include "rv32m1ri5cy_scg.h"
|
||||
#elif defined(CONFIG_ARCH_CHIP_RV32M1_ZERORISCY)
|
||||
# error "rv32m1 zero-riscy is to be continued..."
|
||||
#else
|
||||
# error "Unspported rv32m1 cortex-m cores"
|
||||
#endif
|
||||
|
||||
#endif /* _ARCH_RISCV_SRC_RV32M1_CHIP_RV32M1_SCG_H */
|
||||
@@ -0,0 +1,114 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_smc.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_SMC_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_SMC_H
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Register Offsets *********************************************************/
|
||||
|
||||
#define RV32M1_SMC_VERID_OFFSET 0x0000 /* Version ID */
|
||||
#define RV32M1_SMC_PARAM_OFFSET 0x0004 /* Parameter */
|
||||
#define RV32M1_SMC_PMPROT_OFFSET 0x0008 /* Power Mode Protection */
|
||||
#define RV32M1_SMC_PMCTRL_OFFSET 0x0010 /* Power Mode Control */
|
||||
#define RV32M1_SMC_PMSTAT_OFFSET 0x0018 /* Power Mode Status */
|
||||
#define RV32M1_SMC_SRS_OFFSET 0x0020 /* System Reset Status */
|
||||
#define RV32M1_SMC_RPC_OFFSET 0x0024 /* Reset Pin Control */
|
||||
#define RV32M1_SMC_SSRS_OFFSET 0x0028 /* Sticky System Reset */
|
||||
#define RV32M1_SMC_SRIE_OFFSET 0x002c /* System Reset Interrupt Enable */
|
||||
#define RV32M1_SMC_SRIF_OFFSET 0x0030 /* System Reset Interrupt Flag */
|
||||
#define RV32M1_SMC_MR_OFFSET 0x0040 /* Mode Register */
|
||||
#define RV32M1_SMC_FM_OFFSET 0x0050 /* Force Mode Register */
|
||||
#define RV32M1_SMC_SRAMLPR_OFFSET 0x0060 /* SRAM Low Power */
|
||||
#define RV32M1_SMC_SRAMDSR_OFFSET 0x0064 /* SRAM Deep Sleep */
|
||||
|
||||
/* Register Address *********************************************************/
|
||||
|
||||
#if defined(CONFIG_ARCH_CHIP_RV32M1_RI5CY)
|
||||
# define RV32M1_SMC_BASE RV32M1_SMC0_BASE
|
||||
#else
|
||||
# define RV32M1_SMC_BASE RV32M1_SMC1_BASE
|
||||
#endif
|
||||
|
||||
#define RV32M1_SMC_VERID (RV32M1_SMC_BASE + RV32M1_SMC_VERID_OFFSET)
|
||||
#define RV32M1_SMC_PARAM (RV32M1_SMC_BASE + RV32M1_SMC_PARAM_OFFSET)
|
||||
#define RV32M1_SMC_PMPROT (RV32M1_SMC_BASE + RV32M1_SMC_PMPROT_OFFSET)
|
||||
#define RV32M1_SMC_PMCTRL (RV32M1_SMC_BASE + RV32M1_SMC_PMCTRL_OFFSET)
|
||||
#define RV32M1_SMC_PMSTAT (RV32M1_SMC_BASE + RV32M1_SMC_PMSTAT_OFFSET)
|
||||
#define RV32M1_SMC_SRS (RV32M1_SMC_BASE + RV32M1_SMC_SRS_OFFSET)
|
||||
#define RV32M1_SMC_RPC (RV32M1_SMC_BASE + RV32M1_SMC_RPC_OFFSET)
|
||||
#define RV32M1_SMC_SSRS (RV32M1_SMC_BASE + RV32M1_SMC_SSRS_OFFSET)
|
||||
#define RV32M1_SMC_SRIE (RV32M1_SMC_BASE + RV32M1_SMC_SRIE_OFFSET)
|
||||
#define RV32M1_SMC_SRIF (RV32M1_SMC_BASE + RV32M1_SMC_SRIF_OFFSET)
|
||||
#define RV32M1_SMC_MR (RV32M1_SMC_BASE + RV32M1_SMC_MR_OFFSET)
|
||||
#define RV32M1_SMC_FM (RV32M1_SMC_BASE + RV32M1_SMC_FM_OFFSET)
|
||||
#define RV32M1_SMC_SRAMLPR (RV32M1_SMC_BASE + RV32M1_SMC_SRAMLPR_OFFSET)
|
||||
#define RV32M1_SMC_SRAMDSR (RV32M1_SMC_BASE + RV32M1_SMC_SRAMDSR_OFFSET)
|
||||
|
||||
/* Register Bitfield Definitions ********************************************/
|
||||
|
||||
#define SMC_PARAM_PWRD_INDPT (1 << 1) /* Bit1: Power Domains Independent */
|
||||
|
||||
#define SMC_PMPROT_AHSRUN (1 << 7) /* Bit7: Allow High Speed Run mode */
|
||||
#define SMC_PMPROT_AVLP (1 << 5) /* Bit5: Allow Very-Low-Power Mode */
|
||||
#define SMC_PMPROT_ALLS (1 << 3) /* Bit3: Allow Low-Leakage Stop Mode */
|
||||
#define SMC_PMPROT_AVLLS_SHIFT (0) /* Bit[1:0]: Allow Very-Low-Leakage Stop Mode */
|
||||
#define SMC_PMPROT_AVLLS_MASK (3 << SMC_PMPROT_AVLLS_SHIFT)
|
||||
#define SMC_PMPROT_AVLLS_NOT_ALLOWED (0 << SMC_PMPROT_AVLLS_SHIFT) /* VLLS mode is dinied */
|
||||
#define SMC_PMPROT_AVLLS_0_1_ALLOWED (1 << SMC_PMPROT_AVLLS_SHIFT) /* VLLS0/1 mode is Allowded */
|
||||
#define SMC_PMPROT_AVLLS_2_3_ALLOWED (2 << SMC_PMPROT_AVLLS_SHIFT) /* VLLS2/3 mode is Allowed */
|
||||
#define SMC_PMPROT_AVLLS_ALL_ALLOWED (3 << SMC_PMPROT_AVLLS_SHIFT) /* VLSS0/1/2/3 mode is Allowed */
|
||||
|
||||
# define SMC_PMPROT_PM_ALL_ALLOWED \
|
||||
(SMC_PMPROT_AHSRUN | SMC_PMPROT_AVLP | \
|
||||
SMC_PMPROT_ALLS | SMC_PMPROT_AVLLS_ALL_ALLOWED)
|
||||
|
||||
#define SMC_PMCTRL_PSTOPO_SHIFT (16) /* Bit[17:16]: Partial Stop Option */
|
||||
#define SMC_PMCTRL_PSTOPO_MASK (3 << SMC_PMCTRL_PSTOPO_SHIFT)
|
||||
#define SMC_PMCTRL_PSTOPO_STOP (0 << SMC_PMCTRL_PSTOPO_SHIFT)
|
||||
#define SMC_PMCTRL_PSTOPO_PSTOP1 (1 << SMC_PMCTRL_PSTOPO_SHIFT)
|
||||
#define SMC_PMCTRL_PSTOPO_PSTOP2 (2 << SMC_PMCTRL_PSTOPO_SHIFT)
|
||||
#define SMC_PMCTRL_PSTOPO_PSTOP3 (3 << SMC_PMCTRL_PSTOPO_SHIFT)
|
||||
|
||||
#define SMC_PMCTRL_RUNM_SHIFT (8) /* Bit[9:8]: Run Mode Control */
|
||||
#define SMC_PMCTRL_RUNM_MASK (3 << SMC_PMCTRL_RUNM_SHIFT)
|
||||
#define SMC_PMCTRL_RUNM_RUN (0 << SMC_PMCTRL_RUNM_SHIFT)
|
||||
#define SMC_PMCTRL_RUNM_VLPR (2 << SMC_PMCTRL_RUNM_SHIFT)
|
||||
#define SMC_PMCTRL_RUNM_HSRUN (3 << SMC_PMCTRL_RUNM_SHIFT)
|
||||
|
||||
#define SMC_PMCTRL_STOPM_SHIFT (0) /* Bit[2:0]: Stop Mode Control */
|
||||
#define SMC_PMCTRL_STOPM_MASK (7 << SMC_PMCTRL_STOPM_SHIFT)
|
||||
#define SMC_PMCTRL_STOPM_STOP (0 << SMC_PMCTRL_STOPM_SHIFT)
|
||||
#define SMC_PMCTRL_STOPM_VLPS (2 << SMC_PMCTRL_STOPM_SHIFT)
|
||||
#define SMC_PMCTRL_STOPM_LLS (3 << SMC_PMCTRL_STOPM_SHIFT)
|
||||
#define SMC_PMCTRL_STOPM_VLLS_2_3 (4 << SMC_PMCTRL_STOPM_SHIFT)
|
||||
#define SMC_PMCTRL_STOPM_VLLS_0_1 (6 << SMC_PMCTRL_STOPM_SHIFT)
|
||||
|
||||
#define SMC_PMSTAT_PMSTAT_SHIFT (0) /* Bit[7:0]: Power Mode Status */
|
||||
#define SMC_PMSTAT_PMSTAT_MASK (0xff << SMC_PMSTAT_PMSTAT_SHIFT)
|
||||
#define SMC_PMSTAT_RUN (0x01 << SMC_PMSTAT_PMSTAT_SHIFT)
|
||||
#define SMC_PMSTAT_STOP (0x02 << SMC_PMSTAT_PMSTAT_SHIFT)
|
||||
#define SMC_PMSTAT_VLPR (0x04 << SMC_PMSTAT_PMSTAT_SHIFT)
|
||||
#define SMC_PMSTAT_HSRUN (0x80 << SMC_PMSTAT_PMSTAT_SHIFT)
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_SMC_H */
|
||||
@@ -0,0 +1,56 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_tstmr.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_TSTMR_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_TSTMR_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Register Offsets *********************************************************/
|
||||
|
||||
#define RV32M1_TSTMR_LOW_OFFSET 0x0000 /* Time Stamp Timer Register Low */
|
||||
#define RV32M1_TSTMR_HIGH_OFFSET 0x0004 /* Time Stamp Timer Register High */
|
||||
|
||||
/* Register Address *********************************************************/
|
||||
|
||||
#define RV32M1_TSTMRA_LOW (RV32M1_TSTMRA_BASE + RV32M1_TSTMR_LOW_OFFSET)
|
||||
#define RV32M1_TSTMRA_HIGH (RV32M1_TSTMRA_BASE + RV32M1_TSTMR_HIGH_OFFSET)
|
||||
|
||||
#define RV32M1_TSTMRB_LOW (RV32M1_TSTMRB_BASE + RV32M1_TSTMR_LOW_OFFSET)
|
||||
#define RV32M1_TSTMRB_HIGH (RV32M1_TSTMRB_BASE + RV32M1_TSTMR_HIGH_OFFSET)
|
||||
|
||||
#ifdef CONFIG_ARCH_CHIP_RV32M1_RI5CY
|
||||
# define RV32M1_TSTMR_BASE RV32M1_TSTMRA_BASE
|
||||
#else
|
||||
# define RV32M1_TSTMR_BASE RV32M1_TSTMRB_BASE
|
||||
#endif
|
||||
|
||||
#define RV32M1_TSTMR_LOW (RV32M1_TSTMR_BASE + RV32M1_TSTMR_LOW_OFFSET)
|
||||
#define RV32M1_TSTMR_HIGH (RV32M1_TSTMR_BASE + RV32M1_TSTMR_HIGH_OFFSET)
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_TSTMR_H */
|
||||
@@ -0,0 +1,96 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1_wdog.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_WDOG_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_WDOG_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Register Offsets *********************************************************/
|
||||
|
||||
#define RV32M1_WDOG_CS_OFFSET 0x0000 /* Control and Status */
|
||||
#define RV32M1_WDOG_CNT_OFFSET 0x0004 /* Counter */
|
||||
#define RV32M1_WDOG_TOVAL_OFFSET 0x0008 /* Timeout Value */
|
||||
#define RV32M1_WDOG_WIN_OFFSET 0x000c /* Window */
|
||||
|
||||
/* Register Address *********************************************************/
|
||||
|
||||
#if defined(CONFIG_ARCH_CHIP_RV32M1_RI5CY)
|
||||
# define RV32M1_WDOG_BASE RV32M1_WDOG0_BASE
|
||||
#elif defined(CONFIG_ARCH_CHIP_RV32M1_ZERORISCY)
|
||||
# define RV32M1_WDOG_BASE RV32M1_WDOG1_BASE
|
||||
#else
|
||||
# error "Unsupported RV32M1 Watch dog"
|
||||
#endif
|
||||
|
||||
#define RV32M1_WDOG0_CS (RV32M1_WDOG0_BASE + RV32M1_WDOG_CS_OFFSET)
|
||||
#define RV32M1_WDOG0_CNT (RV32M1_WDOG0_BASE + RV32M1_WDOG_CNT_OFFSET)
|
||||
#define RV32M1_WDOG0_TOVAL (RV32M1_WDOG0_BASE + RV32M1_WDOG_TOVAL_OFFSET)
|
||||
#define RV32M1_WDOG0_WIN (RV32M1_WDOG0_BASE + RV32M1_WDOG_WIN_OFFSET)
|
||||
|
||||
#define RV32M1_WDOG_CS (RV32M1_WDOG_BASE + RV32M1_WDOG_CS_OFFSET)
|
||||
#define RV32M1_WDOG_CNT (RV32M1_WDOG_BASE + RV32M1_WDOG_CNT_OFFSET)
|
||||
#define RV32M1_WDOG_TOVAL (RV32M1_WDOG_BASE + RV32M1_WDOG_TOVAL_OFFSET)
|
||||
#define RV32M1_WDOG_WIN (RV32M1_WDOG_BASE + RV32M1_WDOG_WIN_OFFSET)
|
||||
|
||||
/* Register Bitfield Definitions ********************************************/
|
||||
|
||||
#define WDOG_CS_WIN (1 << 15) /* Bit15: Window */
|
||||
#define WDOG_CS_FLG (1 << 14) /* Bit14: Interrupt Flag */
|
||||
#define WDOG_CS_CMD32EN (1 << 13) /* Bit13: suport 32bit command */
|
||||
#define WDOG_CS_PRES (1 << 12) /* Bit12: Prescaler, '1' enables 256 prescaler */
|
||||
#define WDOG_CS_ULK (1 << 11) /* Bit11: Unlock status */
|
||||
#define WDOG_CS_RCS (1 << 10) /* Bit10: Reconfiguration Success */
|
||||
|
||||
#define WDOG_CS_CLK_SHIFT (8) /* Bit[9:8]: Watchdog Clock */
|
||||
#define WDOG_CS_CLK_MASK (3 << WDOG_CS_CLK_SHIFT)
|
||||
#define WDOG_CS_CLK_BUS (0 << WDOG_CS_CLK_SHIFT) /* Bus Clock */
|
||||
#define WDOG_CS_CLK_LPO (1 << WDOG_CS_CLK_SHIFT) /* LPO Clock(1KHz) */
|
||||
#define WDOG_CS_CLK_INT (1 << WDOG_CS_CLK_SHIFT) /* Internal Clock */
|
||||
#define WDOG_CS_CLK_EXR (1 << WDOG_CS_CLK_SHIFT) /* External reference Clock */
|
||||
|
||||
#define WDOG_CS_EN (1 << 7) /* Bit7: Enable */
|
||||
#define WDOG_CS_INT (1 << 6) /* Bit6: Interrupt */
|
||||
#define WDOG_CS_UPDATE (1 << 5) /* Bit5: Allow updates */
|
||||
|
||||
#define WDOG_CS_TST_SHIFT (3)
|
||||
#define WDOG_CS_TST_MASK (3 << WDOG_CS_TST_SHIFT)
|
||||
#define WDOG_CS_TST_DISABLED (0 << WDOG_CS_TST_SHIFT)
|
||||
#define WDOG_CS_TST_UEN (1 << WDOG_CS_TST_SHIFT) /* User Mode Enable */
|
||||
#define WDOG_CS_TST_TENL (2 << WDOG_CS_TST_SHIFT) /* Test Mode Enable with the low byte used */
|
||||
#define WDOG_CS_TST_TENH (3 << WDOG_CS_TST_SHIFT) /* Test Mode Enable with the high byte used */
|
||||
|
||||
#define WDOG_CS_DBG (1 << 2) /* Debug Enable */
|
||||
#define WDOG_CS_WAIT (1 << 1) /* Wait Enable */
|
||||
#define WDOG_CS_STOP (1 << 0) /* Stop Enable */
|
||||
|
||||
/* The unlock magic number */
|
||||
|
||||
#define WDOG_CNT_UNLOCK (0xd928c520)
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1_WDOG_H */
|
||||
@@ -0,0 +1,124 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/hardware/rv32m1ri5cy_memorymap.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1RI5CY_MEMORYMAP_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1RI5CY_MEMORYMAP_H
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Bus Base Address *********************************************************/
|
||||
|
||||
#define RV32M1_AIPS0_BASE 0x40000000
|
||||
#define RV32M1_AIPS1_BASE 0x41000000
|
||||
#define RV32M1_FLEXRAM_BASE 0x48000000
|
||||
#define RV32M1_USB0RAM_BASE 0x48010000
|
||||
#define RV32M1_GPIO_BASE 0x48020000
|
||||
#define RV32M1_FLEXBUS_BASE 0xa0000000
|
||||
#define RV32M1_PPB0_BASE 0xe0000000 /* ARM SYS Modules */
|
||||
#define RV32M1_PPB1_BASE 0xf0000000 /* NXP SYS Modules */
|
||||
|
||||
/* AIPS0 Peripheral Offset **************************************************/
|
||||
|
||||
#define RV32M1_MSCM_OFFSET 0x00001000
|
||||
#define RV32M1_DMA0CTRL_OFFSET 0x00008000
|
||||
#define RV32M1_DMA0DESC_OFFSET 0x00009000
|
||||
#define RV32M1_SMC0_OFFSET 0x00020000
|
||||
#define RV32M1_FTFE_OFFSET 0x00023000
|
||||
#define RV32M1_WDOG0_OFFSET 0x0002a000
|
||||
#define RV32M1_PCC0_OFFSET 0x0002b000
|
||||
#define RV32M1_SCG_OFFSET 0x0002c000
|
||||
#define RV32M1_LPIT0_OFFSET 0x00030000
|
||||
#define RV32M1_LPTMR0_OFFSET 0x00032000
|
||||
#define RV32M1_LPTMR1_OFFSET 0x00033000
|
||||
#define RV32M1_TSTMRA_OFFSET 0x00034000
|
||||
#define RV32M1_LPUART0_OFFSET 0x00042000
|
||||
#define RV32M1_LPUART1_OFFSET 0x00043000
|
||||
#define RV32M1_LPUART2_OFFSET 0x00044000
|
||||
#define RV32M1_PORTA_OFFSET 0x00046000
|
||||
#define RV32M1_PORTB_OFFSET 0x00047000
|
||||
#define RV32M1_PORTC_OFFSET 0x00048000
|
||||
#define RV32M1_PORTD_OFFSET 0x00049000
|
||||
#define RV32M1_INTMUX0_OFFSET 0x0004f000
|
||||
|
||||
/* AIPS1 Peripheral Offset **************************************************/
|
||||
|
||||
#define RV32M1_GPIOE_OFFSET 0x0000f000
|
||||
#define RV32M1_PCC1_OFFSET 0x00027000
|
||||
#define RV32M1_LPTMR2_OFFSET 0x0002b000
|
||||
#define RV32M1_TSTMRB_OFFSET 0x0002c000
|
||||
#define RV32M1_RSIM_OFFSET 0x0002f000
|
||||
#define RV32M1_LPUART3_OFFSET 0x00036000
|
||||
#define RV32M1_PORTE_OFFSET 0x00037000
|
||||
|
||||
/* GPIO Peripheral Offset ***************************************************/
|
||||
|
||||
#define RV32M1_GPIOA_OFFSET 0x00000000
|
||||
#define RV32M1_GPIOB_OFFSET 0x00000040
|
||||
#define RV32M1_GPIOC_OFFSET 0x00000080
|
||||
#define RV32M1_GPIOD_OFFSET 0x000000c0
|
||||
|
||||
/* PPB0 Peripheral Offset ***************************************************/
|
||||
|
||||
#define RV32M1_EU0_OFFSET 0x00041000 /* Event Unit */
|
||||
|
||||
/* AIPS0 Peripheral Address *************************************************/
|
||||
|
||||
#define RV32M1_SMC0_BASE (RV32M1_AIPS0_BASE + RV32M1_SMC0_OFFSET)
|
||||
#define RV32M1_FTFE_BASE (RV32M1_AIPS0_BASE + RV32M1_FTFE_OFFSET)
|
||||
#define RV32M1_WDOG0_BASE (RV32M1_AIPS0_BASE + RV32M1_WDOG0_OFFSET)
|
||||
#define RV32M1_PCC0_BASE (RV32M1_AIPS0_BASE + RV32M1_PCC0_OFFSET)
|
||||
#define RV32M1_SCG_BASE (RV32M1_AIPS0_BASE + RV32M1_SCG_OFFSET)
|
||||
#define RV32M1_LPIT0_BASE (RV32M1_AIPS0_BASE + RV32M1_LPIT0_OFFSET)
|
||||
#define RV32M1_LPTMR0_BASE (RV32M1_AIPS0_BASE + RV32M1_LPTMR0_OFFSET)
|
||||
#define RV32M1_LPTMR1_BASE (RV32M1_AIPS0_BASE + RV32M1_LPTMR0_OFFSET)
|
||||
#define RV32M1_TSTMRA_BASE (RV32M1_AIPS0_BASE + RV32M1_TSTMRA_OFFSET)
|
||||
#define RV32M1_LPUART0_BASE (RV32M1_AIPS0_BASE + RV32M1_LPUART0_OFFSET)
|
||||
#define RV32M1_LPUART1_BASE (RV32M1_AIPS0_BASE + RV32M1_LPUART1_OFFSET)
|
||||
#define RV32M1_LPUART2_BASE (RV32M1_AIPS0_BASE + RV32M1_LPUART2_OFFSET)
|
||||
#define RV32M1_PORTA_BASE (RV32M1_AIPS0_BASE + RV32M1_PORTA_OFFSET)
|
||||
#define RV32M1_PORTB_BASE (RV32M1_AIPS0_BASE + RV32M1_PORTB_OFFSET)
|
||||
#define RV32M1_PORTC_BASE (RV32M1_AIPS0_BASE + RV32M1_PORTC_OFFSET)
|
||||
#define RV32M1_PORTD_BASE (RV32M1_AIPS0_BASE + RV32M1_PORTD_OFFSET)
|
||||
#define RV32M1_INTMUX0_BASE (RV32M1_AIPS0_BASE + RV32M1_INTMUX0_OFFSET)
|
||||
|
||||
/* AIPS1 Peripheral Address *************************************************/
|
||||
|
||||
#define RV32M1_PORTE_BASE (RV32M1_AIPS1_BASE + RV32M1_PORTE_OFFSET)
|
||||
#define RV32M1_PCC1_BASE (RV32M1_AIPS1_BASE + RV32M1_PCC1_OFFSET)
|
||||
#define RV32M1_LPTMR2_BASE (RV32M1_AIPS1_BASE + RV32M1_LPTMR2_OFFSET)
|
||||
#define RV32M1_TSTMRB_BASE (RV32M1_AIPS1_BASE + RV32M1_TSTMRB_OFFSET)
|
||||
#define RV32M1_RSIM_BASE (RV32M1_AIPS1_BASE + RV32M1_RSIM_OFFSET)
|
||||
#define RV32M1_LPUART3_BASE (RV32M1_AIPS1_BASE + RV32M1_LPUART3_OFFSET)
|
||||
#define RV32M1_GPIOE_BASE (RV32M1_AIPS1_BASE + RV32M1_GPIOE_OFFSET)
|
||||
|
||||
/* GPIO Peripheral Address **************************************************/
|
||||
|
||||
#define RV32M1_GPIOA_BASE (RV32M1_GPIO_BASE + RV32M1_GPIOA_OFFSET)
|
||||
#define RV32M1_GPIOB_BASE (RV32M1_GPIO_BASE + RV32M1_GPIOB_OFFSET)
|
||||
#define RV32M1_GPIOC_BASE (RV32M1_GPIO_BASE + RV32M1_GPIOC_OFFSET)
|
||||
#define RV32M1_GPIOD_BASE (RV32M1_GPIO_BASE + RV32M1_GPIOD_OFFSET)
|
||||
|
||||
/* PPB0 Peripheral Address **************************************************/
|
||||
|
||||
#define RV32M1_EU_BASE (RV32M1_PPB0_BASE + RV32M1_EU0_OFFSET)
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_HARDWARE_RV32M1RI5CY_MEMORYMAP_H */
|
||||
File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,43 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_RV32M1_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_RV32M1_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
#include <sys/types.h>
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
|
||||
#include "riscv_internal.h"
|
||||
|
||||
/* Peripherals **************************************************************/
|
||||
|
||||
#include "chip.h"
|
||||
|
||||
#include "rv32m1_clockconfig.h"
|
||||
#include "rv32m1_pcc.h"
|
||||
#include "rv32m1_gpio.h"
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_RV32M1_H */
|
||||
@@ -0,0 +1,49 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_allocateheap.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include <nuttx/arch.h>
|
||||
#include <arch/board/board.h>
|
||||
|
||||
#include "rv32m1.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: riscv_addregion
|
||||
*
|
||||
* Description:
|
||||
* RAM may be added in non-contiguous chunks. This routine adds all chunks
|
||||
* that may be used for heap.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#if CONFIG_MM_REGIONS > 1
|
||||
void riscv_addregion(void)
|
||||
{
|
||||
}
|
||||
#endif
|
||||
File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,97 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_clockconfig.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_RV32M1_CLOCKCONFIG_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_RV32M1_CLOCKCONFIG_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Types
|
||||
****************************************************************************/
|
||||
|
||||
enum clk_e
|
||||
{
|
||||
CLK_SIRC = 0x000, /* Slow IRC Clock */
|
||||
CLK_SIRCDIV1,
|
||||
CLK_SIRCDIV2,
|
||||
CLK_SIRCDIV3,
|
||||
|
||||
CLK_FIRC = 0x100, /* Fast IRC Clock */
|
||||
CLK_FIRCDIV1,
|
||||
CLK_FIRCDIV2,
|
||||
CLK_FIRCDIV3,
|
||||
|
||||
CLK_LPFLL = 0x200, /* Low Power FLL Cock */
|
||||
CLK_LPFLLDIV1,
|
||||
CLK_LPFLLDIV2,
|
||||
CLK_LPFLLDIV3,
|
||||
|
||||
CLK_SOSC = 0x300, /* System Oscillator Clock */
|
||||
CLK_SOSCDIV1,
|
||||
CLK_SOSCDIV2,
|
||||
CLK_SOSCDIV3,
|
||||
|
||||
CLK_LPOC = 0x400, /* LPO Clock */
|
||||
CLK_ROSC = 0x500, /* RTC Clock */
|
||||
|
||||
CLK_CORE = 0x600,
|
||||
CLK_PLAT,
|
||||
CLK_SYS,
|
||||
|
||||
CLK_BUS = 0x700,
|
||||
CLK_EXT = 0x800,
|
||||
CLK_SLOW = 0x900,
|
||||
};
|
||||
|
||||
#ifndef __ASSEMBLY__
|
||||
|
||||
/****************************************************************************
|
||||
* Public Data
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef __cplusplus
|
||||
#define EXTERN extern "C"
|
||||
extern "C"
|
||||
{
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Public Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void rv32m1_clockconfig(void);
|
||||
EXTERN unsigned rv32m1_clockfreq(enum clk_e clk);
|
||||
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
#undef EXTERN
|
||||
|
||||
#endif /* __ASSEMBLY__ */
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_RV32M1_CLOCKCONFIG_H */
|
||||
@@ -0,0 +1,236 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_delay.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
#include <sys/types.h>
|
||||
#include <nuttx/arch.h>
|
||||
|
||||
#include "rv32m1.h"
|
||||
#include "rv32m1_timersvc.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
#define CONFIG_BOARD_LOOPSPER100USEC ((CONFIG_BOARD_LOOPSPERMSEC+5)/10)
|
||||
#define CONFIG_BOARD_LOOPSPER10USEC ((CONFIG_BOARD_LOOPSPERMSEC+50)/100)
|
||||
#define CONFIG_BOARD_LOOPSPERUSEC ((CONFIG_BOARD_LOOPSPERMSEC+500)/1000)
|
||||
|
||||
/****************************************************************************
|
||||
* Data Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Private Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: up_sw_mdelay
|
||||
*
|
||||
* Description:
|
||||
* Delay inline for the requested number of milliseconds in software
|
||||
* way. The codes are copies of built-in up_mdelay.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static void up_sw_mdelay(unsigned int milliseconds)
|
||||
{
|
||||
volatile unsigned int i;
|
||||
volatile unsigned int j;
|
||||
|
||||
for (i = 0; i < milliseconds; i++)
|
||||
{
|
||||
for (j = 0; j < CONFIG_BOARD_LOOPSPERMSEC; j++)
|
||||
{
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: up_sw_udelay
|
||||
*
|
||||
* Description:
|
||||
* Delay inline for the requested number of microseconds in software
|
||||
* way. The codes are copies of built-in up_udelay.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static void up_sw_udelay(unsigned int microseconds)
|
||||
{
|
||||
volatile int i;
|
||||
|
||||
/* We'll do this a little at a time because we expect that the
|
||||
* CONFIG_BOARD_LOOPSPERUSEC is very inaccurate during to truncation in
|
||||
* the divisions of its calculation. We'll use the largest values that
|
||||
* we can in order to prevent significant error buildup in the loops.
|
||||
*/
|
||||
|
||||
while (microseconds > 1000)
|
||||
{
|
||||
for (i = 0; i < CONFIG_BOARD_LOOPSPERMSEC; i++)
|
||||
{
|
||||
}
|
||||
|
||||
microseconds -= 1000;
|
||||
}
|
||||
|
||||
while (microseconds > 100)
|
||||
{
|
||||
for (i = 0; i < CONFIG_BOARD_LOOPSPER100USEC; i++)
|
||||
{
|
||||
}
|
||||
|
||||
microseconds -= 100;
|
||||
}
|
||||
|
||||
while (microseconds > 10)
|
||||
{
|
||||
for (i = 0; i < CONFIG_BOARD_LOOPSPER10USEC; i++)
|
||||
{
|
||||
}
|
||||
|
||||
microseconds -= 10;
|
||||
}
|
||||
|
||||
while (microseconds > 0)
|
||||
{
|
||||
for (i = 0; i < CONFIG_BOARD_LOOPSPERUSEC; i++)
|
||||
{
|
||||
}
|
||||
|
||||
microseconds--;
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: up_hw_delay
|
||||
****************************************************************************/
|
||||
|
||||
static void up_hw_delay(unsigned int period, unsigned int unit,
|
||||
unsigned int ticks)
|
||||
{
|
||||
uint32_t t;
|
||||
uint32_t elapsed;
|
||||
|
||||
/* The current value of timer */
|
||||
|
||||
uint32_t cval = rv32m1_timersvc_value();
|
||||
|
||||
/* The last value of timer */
|
||||
|
||||
uint32_t lval = cval;
|
||||
|
||||
elapsed = 0;
|
||||
|
||||
while (ticks > 0)
|
||||
{
|
||||
cval = rv32m1_timersvc_value();
|
||||
|
||||
if (cval != lval)
|
||||
{
|
||||
/* Accumulate the elapsed time */
|
||||
|
||||
elapsed += lval < cval ? cval - lval : cval + period - lval;
|
||||
lval = cval;
|
||||
|
||||
if (elapsed >= unit)
|
||||
{
|
||||
t = elapsed / unit;
|
||||
elapsed -= t * unit;
|
||||
|
||||
ticks -= t < ticks ? t : ticks;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: up_mdelay
|
||||
*
|
||||
* Description:
|
||||
* Delay inline for the requested number of milliseconds.
|
||||
* System Clock Frequency of RV32M1 is variable, the built-in
|
||||
* up_mdelay doesn't work very well for this chip. A Timer
|
||||
* Service facilitates the delay function to get better accuracy.
|
||||
*
|
||||
* *** NOT multi-tasking friendly ***
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
void up_mdelay(unsigned int milliseconds)
|
||||
{
|
||||
uint32_t freq = rv32m1_timersvc_freq();
|
||||
uint32_t period = rv32m1_timersvc_period();
|
||||
|
||||
/* When Timer Service is up, and its frequency isn't less than 1KHz,
|
||||
* the granularity of Timer Service can provide 1 ms accuracy. In
|
||||
* other cases, sofware delay timer is preferred.
|
||||
*/
|
||||
|
||||
if (!rv32m1_timersvc_up() || freq < 1000u || !period)
|
||||
{
|
||||
up_sw_mdelay(milliseconds);
|
||||
}
|
||||
else
|
||||
{
|
||||
up_hw_delay(period, freq / 1000u, milliseconds);
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: up_udelay
|
||||
*
|
||||
* Description:
|
||||
* Delay inline for the requested number of microseconds.
|
||||
* System Clock Frequency of RV32M1 is variable, the built-in
|
||||
* up_udelay doesn't work very well for this chip. A Timer
|
||||
* Service facilitates the delay function to get better accuracy.
|
||||
*
|
||||
* *** NOT multi-tasking friendly ***
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
void up_udelay(useconds_t microseconds)
|
||||
{
|
||||
uint32_t freq = rv32m1_timersvc_freq();
|
||||
uint32_t period = rv32m1_timersvc_period();
|
||||
|
||||
/* When Timer Service is up, and its frequency isn't less than 1MHz,
|
||||
* the granularity of Timer Service can provide 1 us accuracy. In
|
||||
* other cases, sofware delay timer is preferred.
|
||||
*/
|
||||
|
||||
if (!rv32m1_timersvc_up() || freq < 1000000u || !period)
|
||||
{
|
||||
up_sw_udelay(microseconds);
|
||||
}
|
||||
else
|
||||
{
|
||||
up_hw_delay(period, freq / 1000000u, microseconds);
|
||||
}
|
||||
}
|
||||
File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,304 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_gpio.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_RV32M1_GPIO_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_RV32M1_GPIO_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
#include <stdint.h>
|
||||
|
||||
#include "riscv_internal.h"
|
||||
#include "chip.h"
|
||||
#include "hardware/rv32m1_gpio.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Each port bit of the general-purpose I/O (GPIO) ports can be
|
||||
* individually configured by software in several modes:
|
||||
*
|
||||
* - Input floating
|
||||
* - Input pull-up
|
||||
* - Input-pull-down
|
||||
* - Output open-drain with pull-up or pull-down capability
|
||||
* - Output push-pull with pull-up or pull-down capability
|
||||
* - Alternate function push-pull with pull-up or pull-down capability
|
||||
* - Alternate function open-drain with pull-up or pull-down capability
|
||||
* - Analog
|
||||
*
|
||||
* 20-bit Encoding: 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* Inputs: MMUU IIII FS.. PPPB BBBB
|
||||
* Outputs: MMUU .... FSOV PPPB BBBB
|
||||
* Alternate Functions: MMUU AAAA FSO. PPPB BBBB
|
||||
* Analog: MM.. .... FS.. PPPB BBBB
|
||||
*/
|
||||
|
||||
/* Mode:
|
||||
*
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* MM.. .... .... .... ....
|
||||
*/
|
||||
|
||||
#define GPIO_MODE_SHIFT (18) /* Bits 18-19: GPIO port mode */
|
||||
#define GPIO_MODE_MASK (3 << GPIO_MODE_SHIFT)
|
||||
# define GPIO_INPUT (0 << GPIO_MODE_SHIFT) /* Input mode */
|
||||
# define GPIO_OUTPUT (1 << GPIO_MODE_SHIFT) /* General purpose output mode */
|
||||
# define GPIO_ALT (2 << GPIO_MODE_SHIFT) /* Alternate function mode */
|
||||
|
||||
/* Input/output pull-ups/downs (not used with analog):
|
||||
*
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* ..UU .... .... .... ....
|
||||
*/
|
||||
|
||||
#define GPIO_PUPD_SHIFT (16) /* Bits 16-17: Pull-up/pull down */
|
||||
#define GPIO_PUPD_MASK (3 << GPIO_PUPD_SHIFT)
|
||||
# define GPIO_FLOAT (0 << GPIO_PUPD_SHIFT) /* No pull-up, pull-down */
|
||||
# define GPIO_PULLUP (1 << GPIO_PUPD_SHIFT) /* Pull-up */
|
||||
# define GPIO_PULLDOWN (2 << GPIO_PUPD_SHIFT) /* Pull-down */
|
||||
|
||||
/* Alternate Functions:
|
||||
*
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* .... AAAA .... .... ....
|
||||
*/
|
||||
|
||||
#define GPIO_AF_SHIFT (12) /* Bits 12-15: Alternate function */
|
||||
#define GPIO_AF_MASK (7 << GPIO_AF_SHIFT)
|
||||
# define GPIO_AF(n) ((n) << GPIO_AF_SHIFT)
|
||||
# define GPIO_AF0 (0 << GPIO_AF_SHIFT) /* Analog */
|
||||
# define GPIO_AF1 (1 << GPIO_AF_SHIFT) /* GPIO */
|
||||
# define GPIO_AF2 (2 << GPIO_AF_SHIFT)
|
||||
# define GPIO_AF3 (3 << GPIO_AF_SHIFT)
|
||||
# define GPIO_AF4 (4 << GPIO_AF_SHIFT)
|
||||
# define GPIO_AF5 (5 << GPIO_AF_SHIFT)
|
||||
# define GPIO_AF6 (6 << GPIO_AF_SHIFT)
|
||||
# define GPIO_AF7 (7 << GPIO_AF_SHIFT)
|
||||
|
||||
/* Interrupt for Input pins only:
|
||||
*
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* .... IIII .... .... ....
|
||||
*/
|
||||
|
||||
#define GPIO_INT_SHIFT (12)
|
||||
#define GPIO_INT_MASK (0xf << GPIO_INT_SHIFT)
|
||||
#define GPIO_INT_NONE (0 << GPIO_INT_SHIFT)
|
||||
#define GPIO_INT_LOW (8 << GPIO_INT_SHIFT)
|
||||
#define GPIO_INT_RISE (9 << GPIO_INT_SHIFT)
|
||||
#define GPIO_INT_FALL (10 << GPIO_INT_SHIFT)
|
||||
#define GPIO_INT_EDGE (11 << GPIO_INT_SHIFT)
|
||||
#define GPIO_INT_HIGH (12 << GPIO_INT_SHIFT)
|
||||
|
||||
/* Passive Filter Enable:
|
||||
*
|
||||
*
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* .... .... F... .... ....
|
||||
*/
|
||||
|
||||
#define GPIO_FILTER (1 << 11) /* Bit11: 1=Passive Filter Enable */
|
||||
|
||||
/* Slow Slew Rate Enable (Default Fast Slew Rate):
|
||||
*
|
||||
*
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* .... .... .S.. .... ....
|
||||
*/
|
||||
|
||||
#define GPIO_SSR (1 << 10) /* Bit10: 1=Slow Slew rate, 0=Fast Slew Rate */
|
||||
|
||||
/* Output/Alt function type selection:
|
||||
*
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* .... .... ..O. .... ....
|
||||
*/
|
||||
|
||||
#define GPIO_OPENDRAIN (1 << 9) /* Bit9: 1=Open-drain output */
|
||||
|
||||
/* If the pin is a GPIO digital output, then this identifies the initial
|
||||
* output value. If the pin is an input, this bit is overloaded to
|
||||
* provide the qualifier to distinguish input pull-up and -down:
|
||||
*
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* .... .... ...V .... ....
|
||||
*/
|
||||
|
||||
#define GPIO_OUTPUT_SET (1 << 8) /* Bit 8: If output, initial value of output */
|
||||
#define GPIO_OUTPUT_CLEAR (0)
|
||||
|
||||
/* This identifies the GPIO port:
|
||||
*
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* .... .... .... PPP. ....
|
||||
*/
|
||||
|
||||
#define GPIO_PORT_SHIFT (5) /* Bit 5-7: Port number */
|
||||
#define GPIO_PORT_MASK (7 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORTA (0 << GPIO_PORT_SHIFT) /* GPIOA */
|
||||
# define GPIO_PORTB (1 << GPIO_PORT_SHIFT) /* GPIOB */
|
||||
# define GPIO_PORTC (2 << GPIO_PORT_SHIFT) /* GPIOC */
|
||||
# define GPIO_PORTD (3 << GPIO_PORT_SHIFT) /* GPIOD */
|
||||
# define GPIO_PORTE (4 << GPIO_PORT_SHIFT) /* GPIOE */
|
||||
|
||||
/* This identifies the bit in the port:
|
||||
*
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* .... .... .... ...B BBBB
|
||||
*/
|
||||
|
||||
#define GPIO_PIN_SHIFT (0) /* Bits 0-4: GPIO number: 0-31 */
|
||||
#define GPIO_PIN_MASK (31 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN0 (0 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN1 (1 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN2 (2 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN3 (3 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN4 (4 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN5 (5 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN6 (6 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN7 (7 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN8 (8 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN9 (9 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN10 (10 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN11 (11 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN12 (12 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN13 (13 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN14 (14 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN15 (15 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN16 (16 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN17 (17 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN18 (18 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN19 (19 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN20 (20 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN21 (21 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN22 (22 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN23 (23 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN24 (24 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN25 (25 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN26 (26 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN27 (27 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN28 (28 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN29 (29 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN30 (30 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN31 (31 << GPIO_PIN_SHIFT)
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ASSEMBLY__
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
#define EXTERN extern "C"
|
||||
extern "C"
|
||||
{
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_gpio_config
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN int rv32m1_gpio_config(uint32_t cfgset);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_gpio_write
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void rv32m1_gpio_write(uint32_t cfgset, bool value);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_gpio_toggle
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void rv32m1_gpio_toggle(uint32_t cfgset);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_gpio_read
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN bool rv32m1_gpio_read(uint32_t cfgset);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_gpio_irqenable
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void rv32m1_gpio_irqenable(uint32_t cfgset);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_gpio_irqdisable
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void rv32m1_gpio_irqdisable(uint32_t cfgset);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_gpio_irqattach
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN int rv32m1_gpio_irqattach(uint32_t cfgset, xcpt_t isr, FAR void *arg);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_gpio_irqdetach
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN int rv32m1_gpio_irqdetach(uint32_t cfgset, xcpt_t isr, FAR void *arg);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_gpio_clearpending
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void rv32m1_gpio_clearpending(uint32_t cfgset);
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __ASSEMBLY__ */
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_RV32M1_GPIO_H */
|
||||
@@ -0,0 +1,237 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_head.S
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
#include <arch/rv32im/irq.h>
|
||||
|
||||
#include "chip.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Public Symbols
|
||||
****************************************************************************/
|
||||
|
||||
/* Exported Symbols */
|
||||
|
||||
.global exception_common
|
||||
.global __start
|
||||
|
||||
.section .text
|
||||
|
||||
__start:
|
||||
|
||||
/* Set stack pointer to the idle thread stack */
|
||||
|
||||
lui sp, %hi(RV32M1_IDLESTACK_TOP)
|
||||
addi sp, sp, %lo(RV32M1_IDLESTACK_TOP)
|
||||
|
||||
/* Disable all interrupts (i.e. timer, external) in mie */
|
||||
|
||||
csrci mstatus, 0x8
|
||||
csrw mie, zero
|
||||
|
||||
/* Initialize the Machine Trap Vector */
|
||||
|
||||
lui t0, %hi(_svector)
|
||||
addi t0, t0, %lo(_svector)
|
||||
csrw mtvec, t0
|
||||
|
||||
/* Jump to __rv32m1_start */
|
||||
|
||||
jal x1, __rv32m1_start
|
||||
|
||||
/* We shouldn't return from __rv32m1_start */
|
||||
|
||||
.global _init
|
||||
.global _fini
|
||||
|
||||
_init:
|
||||
_fini:
|
||||
|
||||
/* These don't have to do anything since we use init_array/fini_array. */
|
||||
|
||||
ret
|
||||
|
||||
/****************************************************************************
|
||||
* Name: exception_common
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef CONFIG_RV32M1_ITCM
|
||||
.section SECTION_ITCM
|
||||
#endif
|
||||
|
||||
exception_common:
|
||||
|
||||
addi sp, sp, -XCPTCONTEXT_SIZE
|
||||
|
||||
sw x1, 1*4(sp) /* ra */
|
||||
sw x3, 3*4(sp) /* gp */
|
||||
sw x4, 4*4(sp) /* tp */
|
||||
sw x5, 5*4(sp) /* t0 */
|
||||
sw x6, 6*4(sp) /* t1 */
|
||||
sw x7, 7*4(sp) /* t2 */
|
||||
sw x8, 8*4(sp) /* s0 */
|
||||
sw x9, 9*4(sp) /* s1 */
|
||||
sw x10, 10*4(sp) /* a0 */
|
||||
sw x11, 11*4(sp) /* a1 */
|
||||
sw x12, 12*4(sp) /* a2 */
|
||||
sw x13, 13*4(sp) /* a3 */
|
||||
sw x14, 14*4(sp) /* a4 */
|
||||
sw x15, 15*4(sp) /* a5 */
|
||||
sw x16, 16*4(sp) /* a6 */
|
||||
sw x17, 17*4(sp) /* a7 */
|
||||
sw x18, 18*4(sp) /* s2 */
|
||||
sw x19, 19*4(sp) /* s3 */
|
||||
sw x20, 20*4(sp) /* s4 */
|
||||
sw x21, 21*4(sp) /* s5 */
|
||||
sw x22, 22*4(sp) /* s6 */
|
||||
sw x23, 23*4(sp) /* s7 */
|
||||
sw x24, 24*4(sp) /* s8 */
|
||||
sw x25, 25*4(sp) /* s9 */
|
||||
sw x26, 26*4(sp) /* s10 */
|
||||
sw x27, 27*4(sp) /* s11 */
|
||||
sw x28, 28*4(sp) /* t3 */
|
||||
sw x29, 29*4(sp) /* t4 */
|
||||
sw x30, 30*4(sp) /* t5 */
|
||||
sw x31, 31*4(sp) /* t6 */
|
||||
|
||||
#if defined(INT_XCPT_REGS) && INT_XCPT_REGS >= 39
|
||||
csrr x28, 0x7b0
|
||||
csrr x29, 0x7b1
|
||||
csrr x30, 0x7b2
|
||||
sw x28, 33*4(sp)
|
||||
sw x29, 34*4(sp)
|
||||
sw x30, 35*4(sp)
|
||||
csrr x28, 0x7b4
|
||||
csrr x29, 0x7b5
|
||||
csrr x30, 0x7b6
|
||||
sw x28, 36*4(sp)
|
||||
sw x29, 37*4(sp)
|
||||
sw x30, 38*4(sp)
|
||||
#endif
|
||||
|
||||
csrr s0, mstatus
|
||||
sw s0, 32*4(sp) /* mstatus */
|
||||
|
||||
addi s0, sp, XCPTCONTEXT_SIZE
|
||||
sw s0, 2*4(sp) /* original SP */
|
||||
|
||||
/* Setup arg0(exception cause), arg1(context) */
|
||||
|
||||
csrr a0, mcause /* exception cause */
|
||||
csrr s0, mepc
|
||||
sw s0, 0(sp) /* exception PC */
|
||||
|
||||
mv a1, sp /* context = sp */
|
||||
|
||||
#if CONFIG_ARCH_INTERRUPTSTACK > 15
|
||||
/* Switch to interrupt stack */
|
||||
|
||||
lui sp, %hi(g_intstacktop)
|
||||
addi sp, sp, %lo(g_intstacktop)
|
||||
#endif
|
||||
|
||||
/* Call interrupt handler in C */
|
||||
|
||||
jal x1, rv32m1_dispatch_irq
|
||||
|
||||
/* If context switch is needed, return a new sp */
|
||||
|
||||
mv sp, a0
|
||||
lw s0, 0(sp) /* restore mepc */
|
||||
csrw mepc, s0
|
||||
|
||||
lw s0, 32*4(sp) /* restore mstatus */
|
||||
csrw mstatus, s0
|
||||
|
||||
#if defined(INT_XCPT_REGS) && INT_XCPT_REGS >= 39
|
||||
lw x28, 36*4(sp)
|
||||
lw x29, 37*4(sp)
|
||||
lw x30, 38*4(sp)
|
||||
csrrw x0, 0x7b4, x28
|
||||
csrrw x0, 0x7b5, x29
|
||||
csrrw x0, 0x7b6, x30
|
||||
lw x28, 33*4(sp)
|
||||
lw x29, 34*4(sp)
|
||||
lw x30, 35*4(sp)
|
||||
csrrw x0, 0x7b0, x28
|
||||
csrrw x0, 0x7b1, x29
|
||||
csrrw x0, 0x7b2, x30
|
||||
#endif
|
||||
|
||||
lw x3, 3*4(sp) /* gp */
|
||||
lw x4, 4*4(sp) /* tp */
|
||||
lw x5, 5*4(sp) /* t0 */
|
||||
lw x6, 6*4(sp) /* t1 */
|
||||
lw x7, 7*4(sp) /* t2 */
|
||||
lw x8, 8*4(sp) /* s0 */
|
||||
lw x9, 9*4(sp) /* s1 */
|
||||
lw x10, 10*4(sp) /* a0 */
|
||||
lw x11, 11*4(sp) /* a1 */
|
||||
lw x12, 12*4(sp) /* a2 */
|
||||
lw x13, 13*4(sp) /* a3 */
|
||||
lw x14, 14*4(sp) /* a4 */
|
||||
lw x15, 15*4(sp) /* a5 */
|
||||
lw x16, 16*4(sp) /* a6 */
|
||||
lw x17, 17*4(sp) /* a7 */
|
||||
lw x18, 18*4(sp) /* s2 */
|
||||
lw x19, 19*4(sp) /* s3 */
|
||||
lw x20, 20*4(sp) /* s4 */
|
||||
lw x21, 21*4(sp) /* s5 */
|
||||
lw x22, 22*4(sp) /* s6 */
|
||||
lw x23, 23*4(sp) /* s7 */
|
||||
lw x24, 24*4(sp) /* s8 */
|
||||
lw x25, 25*4(sp) /* s9 */
|
||||
lw x26, 26*4(sp) /* s10 */
|
||||
lw x27, 27*4(sp) /* s11 */
|
||||
lw x28, 28*4(sp) /* t3 */
|
||||
lw x29, 29*4(sp) /* t4 */
|
||||
lw x30, 30*4(sp) /* t5 */
|
||||
lw x31, 31*4(sp) /* t6 */
|
||||
|
||||
lw x1, 1*4(sp) /* ra */
|
||||
|
||||
lw sp, 2*4(sp) /* restore original sp */
|
||||
|
||||
/* Return from Machine Interrupt */
|
||||
|
||||
mret
|
||||
|
||||
/*******************************************************************************
|
||||
* Name: g_intstackalloc and g_intstacktop
|
||||
*******************************************************************************/
|
||||
|
||||
#if CONFIG_ARCH_INTERRUPTSTACK > 15
|
||||
.bss
|
||||
.balign 16
|
||||
.global g_intstackalloc
|
||||
.global g_intstacktop
|
||||
.type g_intstackalloc, object
|
||||
.type g_intstacktop, object
|
||||
g_intstackalloc:
|
||||
.skip ((CONFIG_ARCH_INTERRUPTSTACK + 8) & ~15)
|
||||
g_intstacktop:
|
||||
.skip 4
|
||||
.size g_intstacktop, 4
|
||||
.size g_intstackalloc, (CONFIG_ARCH_INTERRUPTSTACK & ~15)
|
||||
#endif
|
||||
@@ -0,0 +1,69 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_idle.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
#include <nuttx/irq.h>
|
||||
#include <nuttx/arch.h>
|
||||
#include <nuttx/board.h>
|
||||
#include <arch/board/board.h>
|
||||
|
||||
#include "riscv_internal.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: up_idle
|
||||
*
|
||||
* Description:
|
||||
* up_idle() is the logic that will be executed when there is no other
|
||||
* ready-to-run task. This is processor idle time and will continue until
|
||||
* some interrupt occurs to cause a context switch from the idle task.
|
||||
*
|
||||
* Processing in this state may be processor-specific. e.g., this is where
|
||||
* power management operations might be performed.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
void up_idle(void)
|
||||
{
|
||||
#if defined(CONFIG_SUPPRESS_INTERRUPTS) || defined(CONFIG_SUPPRESS_TIMER_INTS)
|
||||
/* If the system is idle and there are no timer interrupts, then process
|
||||
* "fake" timer interrupts. Hopefully, something will wake up.
|
||||
*/
|
||||
|
||||
nxsched_process_timer();
|
||||
#else
|
||||
|
||||
board_autoled_off(LED_CPU);
|
||||
|
||||
/* This would be an appropriate place to put some MCU-specific logic to
|
||||
* sleep in a reduced power mode until an interrupt occurs to save power
|
||||
*/
|
||||
|
||||
asm("WFI");
|
||||
|
||||
#endif
|
||||
}
|
||||
@@ -0,0 +1,306 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_irq.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdio.h>
|
||||
#include <debug.h>
|
||||
|
||||
#include <nuttx/arch.h>
|
||||
#include <nuttx/board.h>
|
||||
#include <arch/irq.h>
|
||||
#include <arch/board/board.h>
|
||||
|
||||
#include "riscv_internal.h"
|
||||
#include "riscv_arch.h"
|
||||
|
||||
#include "rv32m1.h"
|
||||
#include "hardware/rv32m1_eu.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Private Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_intmuxisr
|
||||
****************************************************************************/
|
||||
|
||||
LOCATE_ITCM
|
||||
static int rv32m1_intmuxisr(int irq, void *context, FAR void *arg)
|
||||
{
|
||||
UNUSED(irq);
|
||||
UNUSED(context);
|
||||
UNUSED(arg);
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: up_irqinitialize
|
||||
****************************************************************************/
|
||||
|
||||
void up_irqinitialize(void)
|
||||
{
|
||||
int i;
|
||||
uint32_t base;
|
||||
uint32_t regval;
|
||||
uint32_t regaddr;
|
||||
|
||||
/* Disable Machine interrupts */
|
||||
|
||||
up_irq_save();
|
||||
|
||||
rv32m1_pcc_clock_enable(RV32M1_PCC_INTMUX0);
|
||||
|
||||
/* reset all the intmux channels */
|
||||
|
||||
for (i = 0; i < 8; ++i)
|
||||
{
|
||||
base = RV32M1_INTMUX_CH_BASE(i);
|
||||
regaddr = base + INTMUX_CH_CSR_OFFSET;
|
||||
regval = getreg32(regaddr);
|
||||
regval |= INTMUX_CSR_RST;
|
||||
putreg32(regval, regaddr);
|
||||
}
|
||||
|
||||
/* Disable all global interrupts */
|
||||
|
||||
putreg32(0, RV32M1_EU_INTPTEN);
|
||||
|
||||
/* Colorize the interrupt stack for debug purposes */
|
||||
|
||||
#if defined(CONFIG_STACK_COLORATION) && CONFIG_ARCH_INTERRUPTSTACK > 15
|
||||
size_t intstack_size = (CONFIG_ARCH_INTERRUPTSTACK & ~15);
|
||||
riscv_stack_color((FAR void *)((uintptr_t)&g_intstacktop - intstack_size),
|
||||
intstack_size);
|
||||
#endif
|
||||
|
||||
/* Clear all pending flags */
|
||||
|
||||
putreg32(0xffffffff, RV32M1_EU_INTPTPENDCLR);
|
||||
putreg32(0xffffffff, RV32M1_EU_EVTPENDCLR);
|
||||
putreg32(0xffffffff, RV32M1_EU_INTPTSECURE);
|
||||
|
||||
/* Attach INTMUX ISR */
|
||||
|
||||
irq_attach(RV32M1_IRQ_INTMUX0, rv32m1_intmuxisr, NULL);
|
||||
|
||||
/* currents_regs is non-NULL only while processing an interrupt */
|
||||
|
||||
g_current_regs = NULL;
|
||||
|
||||
/* Attach the ecall interrupt handler */
|
||||
|
||||
irq_attach(RV32M1_IRQ_ECALL_M, riscv_swint, NULL);
|
||||
|
||||
#ifndef CONFIG_SUPPRESS_INTERRUPTS
|
||||
|
||||
/* And finally, enable interrupts */
|
||||
|
||||
up_irq_enable();
|
||||
#endif
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: up_disable_irq
|
||||
*
|
||||
* Description:
|
||||
* Disable the IRQ specified by 'irq'
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
LOCATE_ITCM
|
||||
void up_disable_irq(int irq)
|
||||
{
|
||||
int extirq;
|
||||
uint32_t regval;
|
||||
|
||||
if (irq >= RV32M1_IRQ_MEXT)
|
||||
{
|
||||
if (irq >= RV32M1_IRQ_INTMUX)
|
||||
{
|
||||
int const subirq = irq - RV32M1_IRQ_INTMUX;
|
||||
int const chn = 0;
|
||||
uint32_t regaddr = RV32M1_INTMUX_CH_BASE(chn) +
|
||||
INTMUX_CH_IER_OFFSET;
|
||||
|
||||
regval = getreg32(regaddr);
|
||||
regval &= ~(1 << subirq);
|
||||
putreg32(regval, regaddr);
|
||||
}
|
||||
else
|
||||
{
|
||||
extirq = irq - RV32M1_IRQ_MEXT;
|
||||
|
||||
/* Clear enable bit for the irq */
|
||||
|
||||
regval = getreg32(RV32M1_EU_INTPTEN);
|
||||
regval &= ~(1 << extirq);
|
||||
putreg32(regval, RV32M1_EU_INTPTEN);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: up_enable_irq
|
||||
*
|
||||
* Description:
|
||||
* Enable the IRQ specified by 'irq'
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
LOCATE_ITCM
|
||||
void up_enable_irq(int irq)
|
||||
{
|
||||
int extirq;
|
||||
uint32_t regval;
|
||||
|
||||
if (irq >= RV32M1_IRQ_MEXT)
|
||||
{
|
||||
if (irq >= RV32M1_IRQ_INTMUX)
|
||||
{
|
||||
int const subirq = irq - RV32M1_IRQ_INTMUX;
|
||||
int const chn = 0;
|
||||
uint32_t regaddr = RV32M1_INTMUX_CH_BASE(chn) +
|
||||
INTMUX_CH_IER_OFFSET;
|
||||
|
||||
regval = getreg32(regaddr);
|
||||
regval |= 1 << subirq;
|
||||
putreg32(regval, regaddr);
|
||||
|
||||
extirq = RV32M1_IRQ_INTMUX0 - RV32M1_IRQ_MEXT;
|
||||
}
|
||||
else
|
||||
{
|
||||
extirq = irq - RV32M1_IRQ_MEXT;
|
||||
}
|
||||
|
||||
regval = getreg32(RV32M1_EU_INTPTEN);
|
||||
|
||||
/* Set enable bit for the irq */
|
||||
|
||||
regval |= 1 << extirq;
|
||||
putreg32(regval, RV32M1_EU_INTPTEN);
|
||||
|
||||
/* Read INTPTEN back to make it sure */
|
||||
|
||||
(void)getreg32(RV32M1_EU_INTPTEN);
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: riscv_get_newintctx
|
||||
*
|
||||
* Description:
|
||||
* Return initial mstatus when a task is created.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
uint32_t riscv_get_newintctx(void)
|
||||
{
|
||||
/* Set machine previous privilege mode to machine mode.
|
||||
* Also set machine previous interrupt enable
|
||||
*/
|
||||
|
||||
return (MSTATUS_MPPM | MSTATUS_MPIE);
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: riscv_ack_irq
|
||||
*
|
||||
* Description:
|
||||
* Acknowledge the IRQ
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
void riscv_ack_irq(int irq)
|
||||
{
|
||||
board_autoled_on(LED_CPU);
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: up_irq_save
|
||||
*
|
||||
* Description:
|
||||
* Return the current interrupt state and disable interrupts
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
LOCATE_ITCM
|
||||
irqstate_t up_irq_save(void)
|
||||
{
|
||||
uint32_t oldstat;
|
||||
|
||||
/* Read mstatus & clear machine interrupt enable (MIE) in mstatus */
|
||||
|
||||
asm volatile ("csrrc %0, mstatus, %1": "=r" (oldstat) : "r"(MSTATUS_MIE));
|
||||
return oldstat;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: up_irq_restore
|
||||
*
|
||||
* Description:
|
||||
* Restore previous IRQ mask state
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
LOCATE_ITCM
|
||||
void up_irq_restore(irqstate_t flags)
|
||||
{
|
||||
/* Write flags to mstatus */
|
||||
|
||||
asm volatile("csrw mstatus, %0" : /* no output */ : "r" (flags));
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: up_irq_enable
|
||||
*
|
||||
* Description:
|
||||
* Return the current interrupt state and enable interrupts
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
irqstate_t up_irq_enable(void)
|
||||
{
|
||||
uint32_t oldstat;
|
||||
|
||||
#if 1
|
||||
/* Enable MEIE (machine external interrupt enable) */
|
||||
|
||||
/* TODO: should move to up_enable_irq() */
|
||||
|
||||
asm volatile ("csrrs %0, mie, %1": "=r" (oldstat) : "r"(MIE_MEIE));
|
||||
#endif
|
||||
|
||||
/* Read mstatus & set machine interrupt enable (MIE) in mstatus */
|
||||
|
||||
asm volatile ("csrrs %0, mstatus, %1": "=r" (oldstat) : "r"(MSTATUS_MIE));
|
||||
return oldstat;
|
||||
}
|
||||
@@ -0,0 +1,145 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_irq_dispatch.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include <stdint.h>
|
||||
#include <assert.h>
|
||||
|
||||
#include <nuttx/irq.h>
|
||||
#include <nuttx/arch.h>
|
||||
#include <nuttx/board.h>
|
||||
#include <arch/board/board.h>
|
||||
|
||||
#include "riscv_arch.h"
|
||||
#include "riscv_internal.h"
|
||||
|
||||
#include "rv32m1.h"
|
||||
#include "hardware/rv32m1_eu.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Public Data
|
||||
****************************************************************************/
|
||||
|
||||
volatile uint32_t * g_current_regs;
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* rv32m1_dispatch_irq
|
||||
****************************************************************************/
|
||||
|
||||
LOCATE_ITCM
|
||||
void *rv32m1_dispatch_irq(uint32_t vector, uint32_t *regs)
|
||||
{
|
||||
int vec = vector & 0x1f;
|
||||
int irq = (vector >> 27) + vec;
|
||||
uint32_t *mepc = regs;
|
||||
|
||||
int irqofs = 0;
|
||||
|
||||
/* NOTE: In case of ecall, we need to adjust mepc in the context */
|
||||
|
||||
if (RV32M1_IRQ_ECALL_M == irq)
|
||||
{
|
||||
*mepc += 4;
|
||||
}
|
||||
|
||||
if (RV32M1_IRQ_INTMUX0 <= irq)
|
||||
{
|
||||
uint32_t const chn = irq - RV32M1_IRQ_INTMUX0;
|
||||
uint32_t regaddr = RV32M1_INTMUX_CH_BASE(chn) + INTMUX_CH_VEC_OFFSET;
|
||||
uint32_t regval = getreg32(regaddr);
|
||||
|
||||
/* CH_VEC coudle be 0 while INTMUX doesn't latch pending source
|
||||
* interrupts. In that case a spurious interrupt is being serviced,
|
||||
* and irq Number shouldn't be compensated.
|
||||
*
|
||||
* CH_VEC must be checked to account for spurious interrupts.
|
||||
*/
|
||||
|
||||
if (regval > 0)
|
||||
{
|
||||
/* Register VECN[13:2] = 48 x (CPU Vectors + NVIC Vectors) +
|
||||
* H(The Highest Interrupt of INTMUX),
|
||||
*
|
||||
* 1 CPU Vectors for RV32M1 RISCV Cores.
|
||||
* No NVIC Vectors for RV32M1 RISCV Cores,
|
||||
*
|
||||
* H can be obtained easily:
|
||||
* H = VECN[13:2] - 48
|
||||
*
|
||||
* H has to be offset by 8 to skip INTMUX0~7.
|
||||
*
|
||||
*/
|
||||
|
||||
irqofs = (regval >> 2) - 48 + 8;
|
||||
irq += irqofs;
|
||||
}
|
||||
}
|
||||
|
||||
/* Acknowledge the interrupt */
|
||||
|
||||
riscv_ack_irq(irq);
|
||||
|
||||
#ifdef CONFIG_SUPPRESS_INTERRUPTS
|
||||
PANIC();
|
||||
#else
|
||||
/* Current regs non-zero indicates that we are processing an interrupt;
|
||||
* g_current_regs is also used to manage interrupt level context switches.
|
||||
*
|
||||
* Nested interrupts are not supported
|
||||
*/
|
||||
|
||||
DEBUGASSERT(g_current_regs == NULL);
|
||||
g_current_regs = regs;
|
||||
|
||||
/* Deliver the IRQ */
|
||||
|
||||
irq_dispatch(irq, regs);
|
||||
|
||||
if (RV32M1_IRQ_MEXT <= irq)
|
||||
{
|
||||
irq -= irqofs;
|
||||
|
||||
/* Clear the pending flag */
|
||||
|
||||
putreg32(1 << vec, RV32M1_EU_INTPTPENDCLR);
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
/* If a context switch occurred while processing the interrupt then
|
||||
* g_current_regs may have change value. If we return any value different
|
||||
* from the input regs, then the lower level will know that a context
|
||||
* switch occurred during interrupt processing.
|
||||
*/
|
||||
|
||||
regs = (uint32_t *)g_current_regs;
|
||||
g_current_regs = NULL;
|
||||
|
||||
return regs;
|
||||
}
|
||||
@@ -0,0 +1,82 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_linker.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_RV32M1_LINKER_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_RV32M1_LINKER_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
#include <nuttx/compiler.h>
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef CONFIG_RV32M1_ITCM
|
||||
# define SECTION_ITCM ".itcm" /* System ITCM */
|
||||
# define SECTION_UITCM ".uitcm" /* User ITCM */
|
||||
#endif
|
||||
|
||||
#ifndef __ASSEMBLY__
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* LOCATE_ITCM is a recommendation rather than a forced command
|
||||
* to place codes in Section ITCM. It is effective when RV32M1
|
||||
* has ITCM.
|
||||
*/
|
||||
|
||||
#ifdef CONFIG_RV32M1_ITCM
|
||||
# define LOCATE_ITCM locate_code(SECTION_ITCM) /* System ITCM */
|
||||
# define LOCATE_UITCM locate_code(SECTION_UITCM) /* User ITCM */
|
||||
#else
|
||||
# define LOCATE_ITCM
|
||||
# define LOCATE_UITCM
|
||||
#endif
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
#define EXTERN extern "C"
|
||||
extern "C"
|
||||
{
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_RV32M1_ITCM
|
||||
EXTERN uint32_t _slitcm; /* Start of ITCM LMA */
|
||||
EXTERN uint32_t _svitcm; /* Start of ITCM VMA */
|
||||
EXTERN uint32_t _evitcm; /* End+1 of ITCM VMA */
|
||||
EXTERN uint32_t _suvitcm; /* Start of User ITCM VMA */
|
||||
EXTERN uint32_t _euvitcm; /* End+1 of User ITCM VMA */
|
||||
#endif
|
||||
|
||||
#undef EXTERN
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
#endif /* __ASSEMBLY__ */
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_RV32M1_LINKER_H */
|
||||
@@ -0,0 +1,73 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_lowputc.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include "rv32m1.h"
|
||||
#include "rv32m1_uart.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: riscv_lowputc
|
||||
*
|
||||
* Description:
|
||||
* Output one byte on the serial console
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
void riscv_lowputc(char ch)
|
||||
{
|
||||
#ifdef HAVE_SERIAL_CONSOLE
|
||||
rv32m1_console_uart_putc(ch);
|
||||
#endif /* HAVE_CONSOLE */
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_lowsetup
|
||||
*
|
||||
* Description:
|
||||
* This performs basic initialization of the UART used for the serial
|
||||
* console. Its purpose is to get the console output available as soon
|
||||
* as possible.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
void rv32m1_lowsetup(void)
|
||||
{
|
||||
#if defined(HAVE_UART)
|
||||
|
||||
/* Enable and configure the selected console device */
|
||||
|
||||
#if defined(HAVE_SERIAL_CONSOLE) && !defined(CONFIG_SUPPRESS_UART_CONFIG)
|
||||
rv32m1_console_uart_setup();
|
||||
#endif /* HAVE_SERIAL_CONSOLE && !CONFIG_SUPPRESS_UART_CONFIG */
|
||||
#endif /* HAVE_UART */
|
||||
}
|
||||
@@ -0,0 +1,59 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_lowputc.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_RV32M1_LOWPUTC_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_RV32M1_LOWPUTC_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include "chip.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Public Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ASSEMBLY__
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
#define EXTERN extern "C"
|
||||
extern "C"
|
||||
{
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_lowsetup
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void rv32m1_lowsetup(void);
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __ASSEMBLY__ */
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_RV32M1_LOWPUTC_H */
|
||||
@@ -0,0 +1,45 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_memorymap.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_RV32M1_MEMORYMAP_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_RV32M1_MEMORYMAP_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include "hardware/rv32m1_memorymap.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Idle thread stack starts from _ebss */
|
||||
|
||||
#ifndef __ASSEMBLY__
|
||||
#define RV32M1_IDLESTACK_BASE (uint32_t)&_ebss
|
||||
#else
|
||||
#define RV32M1_IDLESTACK_BASE _ebss
|
||||
#endif
|
||||
|
||||
#define RV32M1_IDLESTACK_SIZE (CONFIG_IDLETHREAD_STACKSIZE & ~3)
|
||||
#define RV32M1_IDLESTACK_TOP (RV32M1_IDLESTACK_BASE + RV32M1_IDLESTACK_SIZE)
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_RV32M1_MEMORYMAP_H */
|
||||
@@ -0,0 +1,69 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_pcc.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include <stdint.h>
|
||||
#include <assert.h>
|
||||
#include <debug.h>
|
||||
|
||||
#include <nuttx/arch.h>
|
||||
#include <arch/board/board.h>
|
||||
|
||||
#include "riscv_arch.h"
|
||||
#include "rv32m1_pcc.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-Processor Declarations
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Private Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_pcc_clock_enable
|
||||
****************************************************************************/
|
||||
|
||||
void rv32m1_pcc_clock_enable(uint32_t regaddr)
|
||||
{
|
||||
uint32_t regval = getreg32(regaddr);
|
||||
regval |= PCC_CLKCFG_CGC;
|
||||
putreg32(regval, regaddr);
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_pcc_clock_disable
|
||||
****************************************************************************/
|
||||
|
||||
void rv32m1_pcc_clock_disable(uint32_t regaddr)
|
||||
{
|
||||
uint32_t regval = getreg32(regaddr);
|
||||
regval &= ~PCC_CLKCFG_CGC;
|
||||
putreg32(regval, regaddr);
|
||||
}
|
||||
@@ -0,0 +1,71 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_pcc.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_RV32M1_PCC_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_RV32M1_PCC_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
#include <stdint.h>
|
||||
|
||||
#include "chip.h"
|
||||
#include "hardware/rv32m1_pcc.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ASSEMBLY__
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
#define EXTERN extern "C"
|
||||
extern "C"
|
||||
{
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_pcc_clock_enable
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void rv32m1_pcc_clock_enable(uint32_t regaddr);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_pcc_clock_disable
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void rv32m1_pcc_clock_disable(uint32_t regaddr);
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __ASSEMBLY__ */
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_RV32M1_GPIO_H */
|
||||
File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,156 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_start.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#include <nuttx/init.h>
|
||||
#include <arch/board/board.h>
|
||||
|
||||
#include "riscv_arch.h"
|
||||
#include "rv32m1_clockconfig.h"
|
||||
#include "rv32m1.h"
|
||||
#include "rv32m1_gpio.h"
|
||||
#include "rv32m1_lowputc.h"
|
||||
#include "hardware/rv32m1_wdog.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef CONFIG_DEBUG_FEATURES
|
||||
# define showprogress(c) riscv_lowputc(c)
|
||||
#else
|
||||
# define showprogress(c)
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Public Data
|
||||
****************************************************************************/
|
||||
|
||||
/* g_idle_topstack: _sbss is the start of the BSS region as defined by the
|
||||
* linker script. _ebss lies at the end of the BSS region. The idle task
|
||||
* stack starts at the end of BSS and is of size CONFIG_IDLETHREAD_STACKSIZE.
|
||||
* The IDLE thread is the thread that the system boots on and, eventually,
|
||||
* becomes the IDLE, do nothing task that runs only when there is nothing
|
||||
* else to run. The heap continues from there until the end of memory.
|
||||
* g_idle_topstack is a read-only variable the provides this computed
|
||||
* address.
|
||||
*/
|
||||
|
||||
uint32_t g_idle_topstack = RV32M1_IDLESTACK_TOP;
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: __rv32m1_start
|
||||
****************************************************************************/
|
||||
|
||||
void __rv32m1_start(void)
|
||||
{
|
||||
const uint32_t *src;
|
||||
uint32_t *dest;
|
||||
|
||||
uint32_t regval;
|
||||
|
||||
/* Watch dog starts automatically after System resets. Stop it */
|
||||
|
||||
putreg32(WDOG_CNT_UNLOCK, RV32M1_WDOG_CNT);
|
||||
putreg32(0xffff, RV32M1_WDOG_TOVAL);
|
||||
|
||||
regval = getreg32(RV32M1_WDOG_CS);
|
||||
regval &= ~WDOG_CS_EN;
|
||||
regval |= WDOG_CS_UPDATE;
|
||||
putreg32(regval, RV32M1_WDOG_CS);
|
||||
|
||||
#ifdef CONFIG_RV32M1_ITCM
|
||||
|
||||
src = &_slitcm;
|
||||
dest = &_svitcm;
|
||||
|
||||
if (src != dest)
|
||||
{
|
||||
/* Copy codes from Flash LMA Region to ITCM VMA Region */
|
||||
|
||||
for (; dest < &_evitcm; )
|
||||
{
|
||||
*dest++ = *src++;
|
||||
}
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
/* Clear .bss. We'll do this inline (vs. calling memset) just to be
|
||||
* certain that there are no issues with the state of global variables.
|
||||
*/
|
||||
|
||||
for (dest = &_sbss; dest < &_ebss; )
|
||||
{
|
||||
*dest++ = 0;
|
||||
}
|
||||
|
||||
/* Move the initialized data section from his temporary holding spot in
|
||||
* FLASH into the correct place in SRAM. The correct place in SRAM is
|
||||
* give by _sdata and _edata. The temporary location is in FLASH at the
|
||||
* end of all of the other read-only data (.text, .rodata) at _eronly.
|
||||
*/
|
||||
|
||||
for (src = &_eronly, dest = &_sdata; dest < &_edata; )
|
||||
{
|
||||
*dest++ = *src++;
|
||||
}
|
||||
|
||||
/* Setup clock */
|
||||
|
||||
rv32m1_clockconfig();
|
||||
|
||||
/* Configure the UART so we can get debug output */
|
||||
|
||||
rv32m1_lowsetup();
|
||||
|
||||
showprogress('A');
|
||||
|
||||
#ifdef USE_EARLYSERIALINIT
|
||||
riscv_earlyserialinit();
|
||||
#endif
|
||||
|
||||
showprogress('B');
|
||||
|
||||
/* Do board initialization */
|
||||
|
||||
rv32m1_boardinitialize();
|
||||
|
||||
showprogress('C');
|
||||
|
||||
/* Call nx_start() */
|
||||
|
||||
nx_start();
|
||||
|
||||
/* Shouldn't get here */
|
||||
|
||||
for (; ; );
|
||||
}
|
||||
@@ -0,0 +1,142 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_timerisr.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include <stdint.h>
|
||||
#include <time.h>
|
||||
#include <debug.h>
|
||||
|
||||
#include <nuttx/arch.h>
|
||||
#include <nuttx/clock.h>
|
||||
#include <arch/board/board.h>
|
||||
|
||||
#include "riscv_arch.h"
|
||||
|
||||
#include "rv32m1.h"
|
||||
#include "hardware/rv32m1_lptmr.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Data Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Private Data
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Private Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_timerisr
|
||||
****************************************************************************/
|
||||
|
||||
LOCATE_ITCM
|
||||
static int rv32m1_timerisr(int irq, void *context, FAR void *arg)
|
||||
{
|
||||
/* Write '1' to clear the pending flag */
|
||||
|
||||
uint32_t regval = getreg32(RV32M1_LPTMR_CSR);
|
||||
regval |= LPTMR_CSR_TCF;
|
||||
putreg32(regval, RV32M1_LPTMR_CSR);
|
||||
|
||||
/* Process timer interrupt */
|
||||
|
||||
nxsched_process_timer();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: up_timer_initialize
|
||||
*
|
||||
* Description:
|
||||
* This function is called during start-up to initialize
|
||||
* the timer interrupt.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
void up_timer_initialize(void)
|
||||
{
|
||||
uint32_t regaddr;
|
||||
uint32_t regval;
|
||||
|
||||
/* Stop the timer and clear the pending flag */
|
||||
|
||||
regaddr = RV32M1_LPTMR_CSR;
|
||||
regval = getreg32(regaddr);
|
||||
regval &= ~LPTMR_CSR_TEN;
|
||||
putreg32(regval, regaddr);
|
||||
|
||||
/* Counter mode,
|
||||
* Reset counter when the compare value is matched,
|
||||
* No DMA request
|
||||
*/
|
||||
|
||||
regval &= ~(LPTMR_CSR_TMS | LPTMR_CSR_TFC |
|
||||
LPTMR_CSR_TDRE | LPTMR_CSR_TPS_MASK);
|
||||
regval |= LPTMR_CSR_TPS0;
|
||||
|
||||
putreg32(regval, regaddr);
|
||||
|
||||
regaddr = RV32M1_LPTMR_PSR;
|
||||
regval = LPTMR_PSR_PCS_SIRCDIV3 | LPTMR_PSR_PBYP;
|
||||
putreg32(regval, regaddr);
|
||||
|
||||
/* Attach timer interrupt handler */
|
||||
|
||||
irq_attach(RV32M1_IRQ_LPTMR, rv32m1_timerisr, NULL);
|
||||
|
||||
/* Open the timer interrupt gate */
|
||||
|
||||
up_enable_irq(RV32M1_IRQ_LPTMR);
|
||||
|
||||
/* Set ticks to compare */
|
||||
|
||||
regval = rv32m1_clockfreq(CLK_SIRCDIV3) / TICK_PER_SEC;
|
||||
if (regval > 0)
|
||||
{
|
||||
/* Fine tune the ticks */
|
||||
|
||||
--regval;
|
||||
}
|
||||
|
||||
putreg32(regval, RV32M1_LPTMR_CMR);
|
||||
|
||||
/* Start the timer with interrupt enabled */
|
||||
|
||||
regval = getreg32(RV32M1_LPTMR_CSR);
|
||||
regval &= ~LPTMR_CSR_TCF;
|
||||
regval |= LPTMR_CSR_TEN | LPTMR_CSR_TIE;
|
||||
putreg32(regval, RV32M1_LPTMR_CSR);
|
||||
}
|
||||
@@ -0,0 +1,98 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_timersvc.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
#include <stdint.h>
|
||||
|
||||
#include "riscv_arch.h"
|
||||
|
||||
#include "rv32m1.h"
|
||||
#include "hardware/rv32m1_tstmr.h"
|
||||
#include "rv32m1_timersvc.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Data Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_timersvc_up
|
||||
****************************************************************************/
|
||||
|
||||
bool rv32m1_timersvc_up(void)
|
||||
{
|
||||
#ifdef CONFIG_RV32M1_TSTMR
|
||||
/* TSTMR starts up when System Reset and TSTMR is Enabled by Option Byte.
|
||||
* Query the Option Byte to check whether TSTMR is enabled.
|
||||
*/
|
||||
|
||||
return (getreg8(RV32M1_FTFE_BASE + 0x10) & 0x01) != 0;
|
||||
#else
|
||||
return false;
|
||||
#endif
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_timersvc_freq
|
||||
****************************************************************************/
|
||||
|
||||
uint32_t rv32m1_timersvc_freq(void)
|
||||
{
|
||||
/* TSTMR runs off 1MHz */
|
||||
|
||||
return 1000000u;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_timersvc_period
|
||||
****************************************************************************/
|
||||
|
||||
uint32_t rv32m1_timersvc_period(void)
|
||||
{
|
||||
return 0xffffffffu;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_timersvc_value
|
||||
****************************************************************************/
|
||||
|
||||
uint32_t rv32m1_timersvc_value(void)
|
||||
{
|
||||
/* Read High and Low Registers completely for the Right Result */
|
||||
|
||||
uint64_t value = *(volatile uint64_t *)(RV32M1_TSTMR_BASE);
|
||||
|
||||
/* It is ok to return the ONLY low valud caused the it is accumulated
|
||||
* outside.
|
||||
*/
|
||||
|
||||
return (uint32_t)value;
|
||||
}
|
||||
@@ -0,0 +1,73 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_timersvc.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ARCH_RISCV_SRC_RV32M1_RV32M1_TIMERSVC_H
|
||||
#define __ARCH_RISCV_SRC_RV32M1_RV32M1_TIMERSVC_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ASSEMBLY__
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
#define EXTERN extern "C"
|
||||
extern "C"
|
||||
{
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_timersvc_up
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN bool rv32m1_timersvc_up(void);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_timersvc_freq
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN uint32_t rv32m1_timersvc_freq(void);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_timersvc_period
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN uint32_t rv32m1_timersvc_period(void);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_timersvc_value
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN uint32_t rv32m1_timersvc_value(void);
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __ASSEMBLY__ */
|
||||
#endif /* __ARCH_RISCV_SRC_RV32M1_RV32M1_TIMERSVC_H */
|
||||
@@ -0,0 +1,105 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_uart.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef _ARCH_RISCV_SRC_RV32M1_RV32M1_UART_H
|
||||
#define _ARCH_RISCV_SRC_RV32M1_RV32M1_UART_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
#include <nuttx/serial/serial.h>
|
||||
#include "chip.h"
|
||||
|
||||
#include "hardware/rv32m1_lpuart.h"
|
||||
|
||||
#undef HAVE_UART
|
||||
#if defined(CONFIG_RV32M1_LPUART0) || \
|
||||
defined(CONFIG_RV32M1_LPUART1) || \
|
||||
defined(CONFIG_RV32M1_LPUART2) || \
|
||||
defined(CONFIG_RV32M1_LPUART3)
|
||||
# define HAVE_UART 1
|
||||
#endif
|
||||
|
||||
#if defined(CONFIG_LPUART0_SERIAL_CONSOLE) && defined(CONFIG_RV32M1_LPUART0)
|
||||
# undef CONFIG_LPUART1_SERIAL_CONSOLE
|
||||
# undef CONFIG_LPUART2_SERIAL_CONSOLE
|
||||
# undef CONFIG_LPUART3_SERIAL_CONSOLE
|
||||
# define HAVE_SERIAL_CONSOLE 1
|
||||
#elif defined(CONFIG_LPUART1_SERIAL_CONSOLE) && defined(CONFIG_RV32M1_LPUART1)
|
||||
# undef CONFIG_LPUART0_SERIAL_CONSOLE
|
||||
# undef CONFIG_LPUART2_SERIAL_CONSOLE
|
||||
# undef CONFIG_LPUART3_SERIAL_CONSOLE
|
||||
# define HAVE_SERIAL_CONSOLE 1
|
||||
#elif defined(CONFIG_LPUART2_SERIAL_CONSOLE) && defined(CONFIG_RV32M1_LPUART2)
|
||||
# undef CONFIG_LPUART0_SERIAL_CONSOLE
|
||||
# undef CONFIG_LPUART1_SERIAL_CONSOLE
|
||||
# undef CONFIG_LPUART3_SERIAL_CONSOLE
|
||||
# define HAVE_SERIAL_CONSOLE 1
|
||||
#elif defined(CONFIG_LPUART3_SERIAL_CONSOLE) && defined(CONFIG_RV32M1_LPUART3)
|
||||
# undef CONFIG_LPUART0_SERIAL_CONSOLE
|
||||
# undef CONFIG_LPUART1_SERIAL_CONSOLE
|
||||
# undef CONFIG_LPUART2_SERIAL_CONSOLE
|
||||
# define HAVE_SERIAL_CONSOLE 1
|
||||
#else
|
||||
# undef CONFIG_LPUART0_SERIAL_CONSOLE
|
||||
# undef CONFIG_LPUART1_SERIAL_CONSOLE
|
||||
# undef CONFIG_LPUART2_SERIAL_CONSOLE
|
||||
# undef CONFIG_LPUART3_SERIAL_CONSOLE
|
||||
# undef HAVE_SERIAL_CONSOLE
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Public Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __ASSEMBLY__
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
#define EXTERN extern "C"
|
||||
extern "C"
|
||||
{
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
#if defined(HAVE_SERIAL_CONSOLE)
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_console_uart_setup
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void rv32m1_console_uart_setup(void);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: rv32m1_console_uart_putc
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void rv32m1_console_uart_putc(char);
|
||||
#endif /* HAVE_SERIAL_CONSOLE */
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __ASSEMBLY__ */
|
||||
#endif /* _ARCH_RISCV_SRC_RV32M1_RV32M1_UART_H */
|
||||
@@ -0,0 +1,86 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/rv32m1/rv32m1_vectors.S
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include "chip.h"
|
||||
|
||||
/* Imported Symbols */
|
||||
|
||||
.extern __start
|
||||
.extern exception_common
|
||||
|
||||
#ifdef CONFIG_RV32M1_ITCM
|
||||
.section .boot, "ax"
|
||||
.option norvc
|
||||
.org 0x80
|
||||
j __start
|
||||
|
||||
.section SECTION_ITCM
|
||||
__reset:
|
||||
lui t0, %hi(__start)
|
||||
addi t0, t0, %lo(__start)
|
||||
jalr x0, 0(t0)
|
||||
#endif
|
||||
|
||||
.section .vectors, "ax"
|
||||
.option norvc
|
||||
j exception_common /* 0 */
|
||||
j exception_common /* 1 */
|
||||
j exception_common /* 2 */
|
||||
j exception_common /* 3 */
|
||||
j exception_common /* 4 */
|
||||
j exception_common /* 5 */
|
||||
j exception_common /* 6 */
|
||||
j exception_common /* 7 */
|
||||
j exception_common /* 8 */
|
||||
j exception_common /* 9 */
|
||||
j exception_common /* 10 */
|
||||
j exception_common /* 11 */
|
||||
j exception_common /* 12 */
|
||||
j exception_common /* 13 */
|
||||
j exception_common /* 14 */
|
||||
j exception_common /* 15 */
|
||||
j exception_common /* 16 */
|
||||
j exception_common /* 17 */
|
||||
j exception_common /* 18 */
|
||||
j exception_common /* 19 */
|
||||
j exception_common /* 20 */
|
||||
j exception_common /* 21 */
|
||||
j exception_common /* 22 */
|
||||
j exception_common /* 23 */
|
||||
j exception_common /* 24 */
|
||||
j exception_common /* 25 */
|
||||
j exception_common /* 26 */
|
||||
j exception_common /* 27 */
|
||||
j exception_common /* 28 */
|
||||
j exception_common /* 29 */
|
||||
j exception_common /* 30 */
|
||||
j exception_common /* 31 */
|
||||
#ifdef CONFIG_RV32M1_ITCM
|
||||
j __reset
|
||||
#else
|
||||
j __start
|
||||
#endif
|
||||
j exception_common /* Illegal instruction */
|
||||
j exception_common /* Ecall */
|
||||
j exception_common /* LSU error */
|
||||
@@ -1394,6 +1394,16 @@ config ARCH_BOARD_RX65N_GRROSE
|
||||
This is a port of the renesas RX65N on the Renesas RX65N board.
|
||||
STATUS: Work has just began on this port.
|
||||
|
||||
config ARCH_BOARD_RV32M1_VEGA
|
||||
bool "RV32M1 VEGA board"
|
||||
depends on ARCH_CHIP_RV32M1
|
||||
select ARCH_HAVE_LEDS
|
||||
select ARCH_HAVE_BUTTONS
|
||||
select ARCH_HAVE_IRQBUTTONS
|
||||
---help---
|
||||
This is the board configuration for the port of NuttX to the
|
||||
RV32M1 VEGA board. This board features the RV32M1 RISC-V Core(s).
|
||||
|
||||
config ARCH_BOARD_S32K118EVB
|
||||
bool "NXP S32K118EVB"
|
||||
depends on ARCH_CHIP_S32K118
|
||||
@@ -2425,6 +2435,7 @@ config ARCH_BOARD
|
||||
default "s32k144evb" if ARCH_BOARD_S32K144EVB
|
||||
default "rddrone-uavcan144" if ARCH_BOARD_RDDRONE_UAVCAN144
|
||||
default "rddrone-uavcan146" if ARCH_BOARD_RDDRONE_UAVCAN146
|
||||
default "rv32m1-vega" if ARCH_BOARD_RV32M1_VEGA
|
||||
default "s32k146evb" if ARCH_BOARD_S32K146EVB
|
||||
default "s32k148evb" if ARCH_BOARD_S32K148EVB
|
||||
default "sabre-6quad" if ARCH_BOARD_SABRE_6QUAD
|
||||
@@ -3150,6 +3161,9 @@ endif
|
||||
if ARCH_BOARD_ICICLE_MPFS
|
||||
source "boards/risc-v/mpfs/icicle/Kconfig"
|
||||
endif
|
||||
if ARCH_BOARD_RV32M1_VEGA
|
||||
source "boards/risc-v/rv32m1/rv32m1-vega/Kconfig"
|
||||
endif
|
||||
if ARCH_BOARD_ESP32C3_DEVKIT
|
||||
source "boards/risc-v/esp32c3/esp32c3-devkit/Kconfig"
|
||||
endif
|
||||
|
||||
Some files were not shown because too many files have changed in this diff Show More
Reference in New Issue
Block a user