From 6a98b2825e439082b5859fdf25998dd65a5088ad Mon Sep 17 00:00:00 2001 From: Jason Harris Date: Sun, 2 Jun 2019 12:38:41 -0600 Subject: [PATCH] configs/axoloti: Adds initial support for the Axoloti sound/music synthesizer board. Board is based on STM32F427 SoC. See http://www.axoloti.com/. --- Documentation/README.html | 2 + README.txt | 2 + configs/Kconfig | 11 + configs/README.txt | 4 + configs/axoloti/Kconfig | 8 + configs/axoloti/README.txt | 20 ++ configs/axoloti/include/board.h | 275 ++++++++++++++++++++ configs/axoloti/nsh/defconfig | 41 +++ configs/axoloti/scripts/Make.defs | 138 ++++++++++ configs/axoloti/scripts/gnu-elf.ld | 139 ++++++++++ configs/axoloti/scripts/kernel-space.ld | 110 ++++++++ configs/axoloti/scripts/ld.script | 130 ++++++++++ configs/axoloti/scripts/memory.ld | 101 ++++++++ configs/axoloti/scripts/user-space.ld | 126 +++++++++ configs/axoloti/src/.gitignore | 2 + configs/axoloti/src/Makefile | 67 +++++ configs/axoloti/src/axoloti.h | 251 ++++++++++++++++++ configs/axoloti/src/stm32_adau1961.c | 221 ++++++++++++++++ configs/axoloti/src/stm32_boot.c | 107 ++++++++ configs/axoloti/src/stm32_bringup.c | 191 ++++++++++++++ configs/axoloti/src/stm32_buttons.c | 162 ++++++++++++ configs/axoloti/src/stm32_extmem.c | 323 ++++++++++++++++++++++++ configs/axoloti/src/stm32_sdio.c | 172 +++++++++++++ configs/axoloti/src/stm32_usbhost.c | 279 ++++++++++++++++++++ configs/axoloti/src/stm32_userleds.c | 108 ++++++++ 25 files changed, 2990 insertions(+) create mode 100644 configs/axoloti/Kconfig create mode 100644 configs/axoloti/README.txt create mode 100644 configs/axoloti/include/board.h create mode 100644 configs/axoloti/nsh/defconfig create mode 100644 configs/axoloti/scripts/Make.defs create mode 100644 configs/axoloti/scripts/gnu-elf.ld create mode 100644 configs/axoloti/scripts/kernel-space.ld create mode 100644 configs/axoloti/scripts/ld.script create mode 100644 configs/axoloti/scripts/memory.ld create mode 100644 configs/axoloti/scripts/user-space.ld create mode 100644 configs/axoloti/src/.gitignore create mode 100644 configs/axoloti/src/Makefile create mode 100644 configs/axoloti/src/axoloti.h create mode 100644 configs/axoloti/src/stm32_adau1961.c create mode 100644 configs/axoloti/src/stm32_boot.c create mode 100644 configs/axoloti/src/stm32_bringup.c create mode 100644 configs/axoloti/src/stm32_buttons.c create mode 100644 configs/axoloti/src/stm32_extmem.c create mode 100644 configs/axoloti/src/stm32_sdio.c create mode 100644 configs/axoloti/src/stm32_usbhost.c create mode 100644 configs/axoloti/src/stm32_userleds.c diff --git a/Documentation/README.html b/Documentation/README.html index 00be93a5a4f..8287cadb283 100644 --- a/Documentation/README.html +++ b/Documentation/README.html @@ -63,6 +63,8 @@ nuttx/ | | `- README.txt | |- avr32dev1/ | | `- README.txt + | |- axoloti/ + | | `- README.txt | |- b-l475e-iot01a/ | | `- README.txt | |- bambino-200e/ diff --git a/README.txt b/README.txt index 26ee173b258..b95e425525a 100644 --- a/README.txt +++ b/README.txt @@ -1738,6 +1738,8 @@ nuttx/ | | `- README.txt | |- avr32dev1/ | | `- README.txt + | |- axoloti/ + | | `- README.txt | |- b-l475e-iot01a/ | | `- README.txt | |- bambino-200e/ diff --git a/configs/Kconfig b/configs/Kconfig index 881b709cda7..5c9c089fca7 100644 --- a/configs/Kconfig +++ b/configs/Kconfig @@ -49,6 +49,16 @@ config ARCH_BOARD_AVR32DEV1 Atmel website. STATUS: This port is functional but very basic. There are configurations for NSH and the OS test. +config ARCH_BOARD_AXOLOTI + bool "Axoloti board" + depends on ARCH_CHIP_STM32F427I + select ARCH_HAVE_LEDS + select ARCH_HAVE_BUTTONS + select ARCH_HAVE_IRQBUTTONS + ---help--- + Axoloti synthesizer board based on the STMicro STM32F427IGH6 MCU. + See: http://www.axoloti.com/ + config ARCH_BOARD_C5471EVM bool "Spectrum Digital C5471 evaluation board" depends on ARCH_CHIP_C5471 @@ -1814,6 +1824,7 @@ config ARCH_BOARD default "arduino-mega2560" if ARCH_BOARD_ARDUINO_MEGA2560 default "arduino-due" if ARCH_BOARD_ARDUINO_DUE default "avr32dev1" if ARCH_BOARD_AVR32DEV1 + default "axoloti" if ARCH_BOARD_AXOLOTI default "bambino-200e" if ARCH_BOARD_BAMBINO_200E default "c5471evm" if ARCH_BOARD_C5471EVM default "clicker2-stm32" if ARCH_BOARD_CLICKER2_STM32 diff --git a/configs/README.txt b/configs/README.txt index 82cb757c51a..8d07fe78c69 100644 --- a/configs/README.txt +++ b/configs/README.txt @@ -183,6 +183,10 @@ configs/avr32dev1 Atmel website. STATUS: This port is functional but very basic. There are configurations for NSH and the OS test. +configs/axoloti + Support for the Axoloti synthesizer board based on the STMicro + STM32F427IGH6 MCU. See: http://www.axoloti.com/ + configs/b-l072z-lrwan1 STMicro STM32L0 Discovery kit with LoRa/SigFox based on STM32L072CZ MCU. diff --git a/configs/axoloti/Kconfig b/configs/axoloti/Kconfig new file mode 100644 index 00000000000..cc8297892e0 --- /dev/null +++ b/configs/axoloti/Kconfig @@ -0,0 +1,8 @@ +# +# For a description of the syntax of this configuration file, +# see the file kconfig-language.txt in the NuttX tools repository. +# + +if ARCH_BOARD_AXOLOTI + +endif diff --git a/configs/axoloti/README.txt b/configs/axoloti/README.txt new file mode 100644 index 00000000000..ee0bc922517 --- /dev/null +++ b/configs/axoloti/README.txt @@ -0,0 +1,20 @@ +README +====== + +This README discusses issues unique to NuttX configurations for the +Axoloti open source synthesizer board featuring the STM32F427IGH6 +MCU. The STM32F427IGH6 has a 180MHz Cortex-M4 core with 1MiB Flash +memory and 256KiB of SRAM. The board features: + + - ADAU1961 24-bit 96 kHz stereo CODEC + - 1/4" in/out jacks for analog audio signals + - 3.5 mm jack for analog audio signals + - 8 MiB of SDRAM (Alliance Memory AS4C4M16SA) + - Serial MIDI in/out ports + - SD Card slot + - Two user LEDs and one (GPIO) push-button + - USB OTG FS with Micro-AB connector (USB device mode operation) + - USB OTG HS with Type-A connector (USB host mode operation) + - Easy access to most IO pins + +Refer to http://www.axoloti.com/ for further information about this board. diff --git a/configs/axoloti/include/board.h b/configs/axoloti/include/board.h new file mode 100644 index 00000000000..6c16644fa0d --- /dev/null +++ b/configs/axoloti/include/board.h @@ -0,0 +1,275 @@ +/************************************************************************************ + * configs/axoloti/include/board.h + * + * Copyright (C) 2019 Gregory Nutt. All rights reserved. + * Author: Jason T. Harris + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ************************************************************************************/ + +#ifndef __CONFIGS_AXOLOTI_INCLUDE_BOARD_H +#define __CONFIGS_AXOLOTI_INCLUDE_BOARD_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include + +#ifndef __ASSEMBLY__ +# include +# include +#endif + +/************************************************************************************ + * Pre-processor Definitions + ************************************************************************************/ + +/************************************************************************************ + * Clocking + * The Axoloti board has an external 8MHz crystal. + * The SoC can run at 180MHz, but the required USB clock of 48MHz cannot be + * configured at that system clock rate, so the core clock is 168MHz. + * + * This is the canonical configuration: + * System Clock source : PLL (HSE) + * SYSCLK(Hz) : 168000000 Determined by PLL configuration + * HCLK(Hz) : 168000000 (STM32_RCC_CFGR_HPRE) + * AHB Prescaler : 1 (STM32_RCC_CFGR_HPRE) + * APB1 Prescaler : 4 (STM32_RCC_CFGR_PPRE1) + * APB2 Prescaler : 2 (STM32_RCC_CFGR_PPRE2) + * HSE Frequency(Hz) : 8000000 (STM32_BOARD_XTAL) + * PLLM : 8 (STM32_PLLCFG_PLLM) + * PLLN : 336 (STM32_PLLCFG_PLLN) + * PLLP : 2 (STM32_PLLCFG_PLLP) + * PLLQ : 7 (STM32_PLLCFG_PLLQ) + * Main regulator output voltage : Scale1 mode Needed for high speed SYSCLK + * Flash Latency(WS) : 5 + * Prefetch Buffer : OFF + * Instruction cache : ON + * Data cache : ON + * Require 48MHz for USB OTG FS, : Enabled + * SDIO and RNG clock + */ + +/* HSI - 16 MHz RC factory-trimmed + * LSI - 32 KHz RC + * HSE - On-board crystal frequency is 8MHz + * LSE - 32.768 kHz + */ + +#define STM32_BOARD_XTAL 8000000ul + +#define STM32_HSI_FREQUENCY 16000000ul +#define STM32_LSI_FREQUENCY 32000 +#define STM32_HSE_FREQUENCY STM32_BOARD_XTAL +#define STM32_LSE_FREQUENCY 32768 + +/* Main PLL Configuration. + * + * PLL source is HSE + * PLL_VCO = (STM32_HSE_FREQUENCY / PLLM) * PLLN + * = (8,000,000 / 8) * 336 + * = 336,000,000 + * SYSCLK = PLL_VCO / PLLP + * = 336,000,000 / 2 = 168,000,000 + * USB OTG FS, SDIO and RNG Clock + * = PLL_VCO / PLLQ + * = 48,000,000 + */ + +#define STM32_PLLCFG_PLLM RCC_PLLCFG_PLLM(8) +#define STM32_PLLCFG_PLLN RCC_PLLCFG_PLLN(336) +#define STM32_PLLCFG_PLLP RCC_PLLCFG_PLLP_2 +#define STM32_PLLCFG_PLLQ RCC_PLLCFG_PLLQ(7) + +#define STM32_SYSCLK_FREQUENCY 168000000ul + +/* AHB clock (HCLK) is SYSCLK (168MHz) */ + +#define STM32_RCC_CFGR_HPRE RCC_CFGR_HPRE_SYSCLK /* HCLK = SYSCLK / 1 */ +#define STM32_HCLK_FREQUENCY STM32_SYSCLK_FREQUENCY +#define STM32_BOARD_HCLK STM32_HCLK_FREQUENCY /* same as above, to satisfy compiler */ + +/* APB1 clock (PCLK1) is HCLK/4 (42MHz) */ + +#define STM32_RCC_CFGR_PPRE1 RCC_CFGR_PPRE1_HCLKd4 /* PCLK1 = HCLK / 4 */ +#define STM32_PCLK1_FREQUENCY (STM32_HCLK_FREQUENCY/4) + +/* APB2 clock (PCLK2) is HCLK/2 (84MHz) */ + +#define STM32_RCC_CFGR_PPRE2 RCC_CFGR_PPRE2_HCLKd2 /* PCLK2 = HCLK / 2 */ +#define STM32_PCLK2_FREQUENCY (STM32_HCLK_FREQUENCY/2) + +/************************************************************************************ + * LED Definitions + * If CONFIG_ARCH_LEDS is not defined, then the user can control the LEDs in any + * way. The following definitions are used to access individual LEDs. + */ + +/* LED index values for use with board_userled() */ + +#define BOARD_LED1 0 +#define BOARD_LED2 1 +#define BOARD_NLEDS 2 +#define BOARD_LED_GREEN BOARD_LED1 +#define BOARD_LED_RED BOARD_LED2 + +/* LED bits for use with board_userled_all() */ + +#define BOARD_LED1_BIT (1 << BOARD_LED1) +#define BOARD_LED2_BIT (1 << BOARD_LED2) + +/************************************************************************************ + * Button Definitions + * There are two buttons on the axoloti, one of them is GPIO connected. The other + * is a reset button and is not under software control. + */ + +#define BUTTON_USER 0 +#define NUM_BUTTONS 1 +#define BUTTON_USER_BIT (1 << BUTTON_USER) + +/************************************************************************************ + * UARTs + * The MIDI in/out ports of the axoloti are connected on USART6. + * It maybe convenient to run a serial port connected to the header pins, + * so we can optionally use USART1 for that. + */ + +/* USART1 - console on header pins */ + +#define GPIO_USART1_RX GPIO_USART1_RX_2 /* AF7, PB7 */ +#define GPIO_USART1_TX GPIO_USART1_TX_2 /* AF7, PB6 */ + +/* USART6 - midi in/out */ + +#define GPIO_USART6_RX (GPIO_ALT|GPIO_AF8|GPIO_PORTG|GPIO_PIN9| \ + GPIO_PULLUP|GPIO_SPEED_2MHz|GPIO_PUSHPULL) + +#define GPIO_USART6_TX (GPIO_ALT|GPIO_AF8|GPIO_PORTG|GPIO_PIN14| \ + GPIO_FLOAT|GPIO_SPEED_2MHz|GPIO_OPENDRAIN) + +/************************************************************************************ + * I2C Bus + * Turn on the internal pullups since there are no external pullups. + */ + +/* I2C1 - for external devices */ + +#define GPIO_I2C1_SCL (GPIO_ALT|GPIO_AF4|GPIO_PORTB|GPIO_PIN8| \ + GPIO_SPEED_2MHz|GPIO_OPENDRAIN|GPIO_PULLUP) + +#define GPIO_I2C1_SDA (GPIO_ALT|GPIO_AF4|GPIO_PORTB|GPIO_PIN9| \ + GPIO_SPEED_2MHz|GPIO_OPENDRAIN|GPIO_PULLUP) + +/* I2C3 - for the ADAU1961 codec */ + +#define GPIO_I2C3_SCL (GPIO_ALT|GPIO_AF4|GPIO_PORTH|GPIO_PIN7| \ + GPIO_SPEED_2MHz|GPIO_OPENDRAIN|GPIO_PULLUP) + +#define GPIO_I2C3_SDA (GPIO_ALT|GPIO_AF4|GPIO_PORTH|GPIO_PIN8| \ + GPIO_SPEED_2MHz|GPIO_OPENDRAIN|GPIO_PULLUP) + +/************************************************************************************ + * SAI Bus + * Used with the ADAU1961 CODEC + * PE3_SAI1_SD_B (GPIO_SAI1_SD_B_1) + * PE4_SAI1_FS_A (GPIO_SAI1_FS_A) + * PE5_SAI1_SCK_A (GPIO_SAI1_SCK_A) + * PE6_SAI1_SD_A (GPIO_SAI1_SD_A_2) + * PA8_MCO1 + */ + +#define GPIO_SAI1_SD_B GPIO_SAI1_SD_B_1 /* AF6, PE3 */ +#define GPIO_SAI1_SD_A GPIO_SAI1_SD_A_2 /* AF6, PE6 */ + +#define STM32_SAI1_FREQUENCY (48000 * 2 * 256) /* TODO ?? */ + +/* DAC DMA to Codec + * dma 2, stream 1, channel 0 + * memory to peripheral + * 32 bits + */ +#define DMACHAN_SAI1_A DMAMAP_SAI1_A_1 + +/* ADC DMA from Codec + * dma 2, stream 4, channel 1, + * peripheral to memory + * 32 bits + */ +#define DMACHAN_SAI1_B DMAMAP_SAI1_B_2 + +/************************************************************************************ + * SDIO + * Used for the SD card interface. + * d0 (AF12, PC8) + * d1 (AF12, PC9) + * d2 (AF12, PC10) + * d3 (AF12, PC11) + * clk (AF12, PC12) + * cmd (AF12, PD2) + * cd1 PD13 + */ + +/* SDIO dividers. Note that slower clocking is required when DMA is disabled + * in order to avoid RX overrun/TX underrun errors due to delayed responses + * to service FIFOs in interrupt driven mode. These values have not been + * tuned!!! + * + * SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(118+2)=400 KHz + */ + +#define SDIO_INIT_CLKDIV (118 << SDIO_CLKCR_CLKDIV_SHIFT) + +/* DMA ON: SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(1+2)=16 MHz + * DMA OFF: SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(2+2)=12 MHz + */ + +#ifdef CONFIG_SDIO_DMA +# define SDIO_MMCXFR_CLKDIV (1 << SDIO_CLKCR_CLKDIV_SHIFT) +#else +# define SDIO_MMCXFR_CLKDIV (2 << SDIO_CLKCR_CLKDIV_SHIFT) +#endif + +/* DMA ON: SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(1+2)=16 MHz + * DMA OFF: SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(2+2)=12 MHz + */ + +#ifdef CONFIG_SDIO_DMA +# define SDIO_SDXFR_CLKDIV (1 << SDIO_CLKCR_CLKDIV_SHIFT) +#else +# define SDIO_SDXFR_CLKDIV (2 << SDIO_CLKCR_CLKDIV_SHIFT) +#endif + +/* dma 2, stream 6, channel 4 */ + +#define DMAMAP_SDIO DMAMAP_SDIO_2 + +#endif /* __CONFIG_AXOLOTI_INCLUDE_BOARD_H */ diff --git a/configs/axoloti/nsh/defconfig b/configs/axoloti/nsh/defconfig new file mode 100644 index 00000000000..ef743ced625 --- /dev/null +++ b/configs/axoloti/nsh/defconfig @@ -0,0 +1,41 @@ +# +# This file is autogenerated: PLEASE DO NOT EDIT IT. +# +# You can use "make menuconfig" to make any modifications to the installed .config file. +# You can then do "make savedefconfig" to generate a new defconfig file that includes your +# modifications. +# +# CONFIG_ARCH_FPU is not set +# CONFIG_ARCH_LEDS is not set +# CONFIG_NSH_DISABLE_PRINTF is not set +# CONFIG_NSH_DISABLE_PS is not set +# CONFIG_STANDARD_SERIAL is not set +CONFIG_ARCH="arm" +CONFIG_ARCH_BOARD="axoloti" +CONFIG_ARCH_BOARD_AXOLOTI=y +CONFIG_ARCH_BUTTONS=y +CONFIG_ARCH_CHIP_STM32=y +CONFIG_ARCH_CHIP_STM32F427I=y +CONFIG_ARCH_IRQBUTTONS=y +CONFIG_BOARD_LATE_INITIALIZE=y +CONFIG_BOARD_LOOPSPERMSEC=16717 +CONFIG_BUTTONS=y +CONFIG_BUTTONS_LOWER=y +CONFIG_CLOCK_MONOTONIC=y +CONFIG_INPUT=y +CONFIG_LIBC_FLOATINGPOINT=y +CONFIG_MM_REGIONS=2 +CONFIG_RAW_BINARY=y +CONFIG_STM32_CCMEXCLUDE=y +CONFIG_STM32_DISABLE_IDLE_SLEEP_DURING_DEBUG=y +CONFIG_STM32_JTAG_FULL_ENABLE=y +CONFIG_STM32_USART1=y +CONFIG_STM32_USART6=y +CONFIG_SYSTEM_NSH=y +CONFIG_USART1_SERIAL_CONSOLE=y +CONFIG_USART6_BAUD=31250 +CONFIG_USART6_RXBUFSIZE=128 +CONFIG_USART6_TXBUFSIZE=32 +CONFIG_USERLED=y +CONFIG_USERLED_LOWER=y +CONFIG_USER_ENTRYPOINT="nsh_main" diff --git a/configs/axoloti/scripts/Make.defs b/configs/axoloti/scripts/Make.defs new file mode 100644 index 00000000000..83e57ec3341 --- /dev/null +++ b/configs/axoloti/scripts/Make.defs @@ -0,0 +1,138 @@ +############################################################################ +# configs/axoloti/scripts/Make.defs +# +# Copyright (C) 2011-2012, 2016-2017 Gregory Nutt. All rights reserved. +# Author: Gregory Nutt +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in +# the documentation and/or other materials provided with the +# distribution. +# 3. Neither the name NuttX nor the names of its contributors may be +# used to endorse or promote products derived from this software +# without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS +# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE +# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, +# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS +# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED +# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN +# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# +############################################################################ + +include ${TOPDIR}/.config +include ${TOPDIR}/tools/Config.mk +include ${TOPDIR}/arch/arm/src/armv7-m/Toolchain.defs + +LDSCRIPT = ld.script + +ifeq ($(WINTOOL),y) + # Windows-native toolchains + DIRLINK = $(TOPDIR)/tools/copydir.sh + DIRUNLINK = $(TOPDIR)/tools/unlink.sh + MKDEP = $(TOPDIR)/tools/mkwindeps.sh + ARCHINCLUDES = -I. -isystem "${shell cygpath -w $(TOPDIR)/include}" + ARCHXXINCLUDES = -I. -isystem "${shell cygpath -w $(TOPDIR)/include}" -isystem "${shell cygpath -w $(TOPDIR)/include/cxx}" + ARCHSCRIPT = -T "${shell cygpath -w $(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/$(LDSCRIPT)}" +else + # Linux/Cygwin-native toolchain + MKDEP = $(TOPDIR)/tools/mkdeps$(HOSTEXEEXT) + ARCHINCLUDES = -I. -isystem $(TOPDIR)/include + ARCHXXINCLUDES = -I. -isystem $(TOPDIR)/include -isystem $(TOPDIR)/include/cxx + ARCHSCRIPT = -T$(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/$(LDSCRIPT) +endif + +CC = $(CROSSDEV)gcc +CXX = $(CROSSDEV)g++ +CPP = $(CROSSDEV)gcc -E +LD = $(CROSSDEV)ld +STRIP = $(CROSSDEV)strip --strip-unneeded +AR = $(ARCROSSDEV)ar rcs +NM = $(ARCROSSDEV)nm +OBJCOPY = $(CROSSDEV)objcopy +OBJDUMP = $(CROSSDEV)objdump + +ARCHCCVERSION = ${shell $(CC) -v 2>&1 | sed -n '/^gcc version/p' | sed -e 's/^gcc version \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q'} +ARCHCCMAJOR = ${shell echo $(ARCHCCVERSION) | cut -d'.' -f1} + +ifeq ($(CONFIG_DEBUG_SYMBOLS),y) + ARCHOPTIMIZATION = -g +endif + +ifneq ($(CONFIG_DEBUG_NOOPT),y) + ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing -fno-strength-reduce -fomit-frame-pointer +endif + +ARCHCFLAGS = -fno-builtin +ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti +ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef +ARCHWARNINGSXX = -Wall -Wshadow -Wundef +ARCHDEFINES = +ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10 + +CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe +CPICFLAGS = $(ARCHPICFLAGS) $(CFLAGS) +CXXFLAGS = $(ARCHCXXFLAGS) $(ARCHWARNINGSXX) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHXXINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe +CXXPICFLAGS = $(ARCHPICFLAGS) $(CXXFLAGS) +CPPFLAGS = $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES) +AFLAGS = $(CFLAGS) -D__ASSEMBLY__ + +NXFLATLDFLAGS1 = -r -d -warn-common +NXFLATLDFLAGS2 = $(NXFLATLDFLAGS1) -T$(TOPDIR)/binfmt/libnxflat/gnu-nxflat-pcrel.ld -no-check-sections +LDNXFLATFLAGS = -e main -s 2048 + +# Loadable module definitions + +CMODULEFLAGS = $(CFLAGS) -mlong-calls # --target1-abs + +LDMODULEFLAGS = -r -e module_initialize +ifeq ($(WINTOOL),y) + LDMODULEFLAGS += -T "${shell cygpath -w $(TOPDIR)/libs/libc/modlib/gnu-elf.ld}" +else + LDMODULEFLAGS += -T $(TOPDIR)/libs/libc/modlib/gnu-elf.ld +endif + +# ELF module definitions + +CELFFLAGS = $(CFLAGS) -mlong-calls # --target1-abs +CXXELFFLAGS = $(CXXFLAGS) -mlong-calls # --target1-abs + +LDELFFLAGS = -r -e main +ifeq ($(WINTOOL),y) + LDELFFLAGS += -T "${shell cygpath -w $(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/gnu-elf.ld}" +else + LDELFFLAGS += -T $(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/gnu-elf.ld +endif + + +ASMEXT = .S +OBJEXT = .o +LIBEXT = .a +EXEEXT = + +ifneq ($(CROSSDEV),arm-nuttx-elf-) + LDFLAGS += -nostartfiles -nodefaultlibs +endif +ifeq ($(CONFIG_DEBUG_SYMBOLS),y) + LDFLAGS += -g +endif + + +HOSTCC = gcc +HOSTINCLUDES = -I. +HOSTCFLAGS = -Wall -Wstrict-prototypes -Wshadow -Wundef -g -pipe +HOSTLDFLAGS = + diff --git a/configs/axoloti/scripts/gnu-elf.ld b/configs/axoloti/scripts/gnu-elf.ld new file mode 100644 index 00000000000..45590f51b33 --- /dev/null +++ b/configs/axoloti/scripts/gnu-elf.ld @@ -0,0 +1,139 @@ +/**************************************************************************** + * configs/axoloti/scripts/gnu-elf.ld + * + * Copyright (C) 2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +SECTIONS +{ + .text 0x00000000 : + { + _stext = . ; + *(.text) + *(.text.*) + *(.gnu.warning) + *(.stub) + *(.glue_7) + *(.glue_7t) + *(.jcr) + + /* C++ support: The .init and .fini sections contain specific logic + * to manage static constructors and destructors. + */ + + *(.gnu.linkonce.t.*) + *(.init) /* Old ABI */ + *(.fini) /* Old ABI */ + _etext = . ; + } + + .ARM.extab : + { + *(.ARM.extab*) + } + + .ARM.exidx : + { + *(.ARM.exidx*) + } + + .rodata : + { + _srodata = . ; + *(.rodata) + *(.rodata1) + *(.rodata.*) + *(.gnu.linkonce.r*) + _erodata = . ; + } + + .data : + { + _sdata = . ; + *(.data) + *(.data1) + *(.data.*) + *(.gnu.linkonce.d*) + _edata = . ; + } + + /* C++ support. For each global and static local C++ object, + * GCC creates a small subroutine to construct the object. Pointers + * to these routines (not the routines themselves) are stored as + * simple, linear arrays in the .ctors section of the object file. + * Similarly, pointers to global/static destructor routines are + * stored in .dtors. + */ + + .ctors : + { + _sctors = . ; + *(.ctors) /* Old ABI: Unallocated */ + *(.init_array) /* New ABI: Allocated */ + _edtors = . ; + } + + .dtors : + { + _sdtors = . ; + *(.dtors) /* Old ABI: Unallocated */ + *(.fini_array) /* New ABI: Allocated */ + _edtors = . ; + } + + .bss : + { + _sbss = . ; + *(.bss) + *(.bss.*) + *(.sbss) + *(.sbss.*) + *(.gnu.linkonce.b*) + *(COMMON) + _ebss = . ; + } + + /* Stabs debugging sections. */ + + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_info 0 : { *(.debug_info) } + .debug_line 0 : { *(.debug_line) } + .debug_pubnames 0 : { *(.debug_pubnames) } + .debug_aranges 0 : { *(.debug_aranges) } +} diff --git a/configs/axoloti/scripts/kernel-space.ld b/configs/axoloti/scripts/kernel-space.ld new file mode 100644 index 00000000000..68287ec7661 --- /dev/null +++ b/configs/axoloti/scripts/kernel-space.ld @@ -0,0 +1,110 @@ +/**************************************************************************** + * configs/axoloti/scripts/kernel-space.ld + * + * Copyright (C) 2013 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/* NOTE: This depends on the memory.ld script having been included prior to + * this script. + */ + +OUTPUT_ARCH(arm) +EXTERN(_vectors) +ENTRY(_stext) +SECTIONS +{ + .text : { + _stext = ABSOLUTE(.); + *(.vectors) + *(.text .text.*) + *(.fixup) + *(.gnu.warning) + *(.rodata .rodata.*) + *(.gnu.linkonce.t.*) + *(.glue_7) + *(.glue_7t) + *(.got) + *(.gcc_except_table) + *(.gnu.linkonce.r.*) + _etext = ABSOLUTE(.); + } > kflash + + .init_section : { + _sinit = ABSOLUTE(.); + *(.init_array .init_array.*) + _einit = ABSOLUTE(.); + } > kflash + + .ARM.extab : { + *(.ARM.extab*) + } > kflash + + __exidx_start = ABSOLUTE(.); + .ARM.exidx : { + *(.ARM.exidx*) + } > kflash + + __exidx_end = ABSOLUTE(.); + + _eronly = ABSOLUTE(.); + + .data : { + _sdata = ABSOLUTE(.); + *(.data .data.*) + *(.gnu.linkonce.d.*) + CONSTRUCTORS + _edata = ABSOLUTE(.); + } > ksram AT > kflash + + .bss : { + _sbss = ABSOLUTE(.); + *(.bss .bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + _ebss = ABSOLUTE(.); + } > ksram + + /* Stabs debugging sections */ + + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_info 0 : { *(.debug_info) } + .debug_line 0 : { *(.debug_line) } + .debug_pubnames 0 : { *(.debug_pubnames) } + .debug_aranges 0 : { *(.debug_aranges) } +} diff --git a/configs/axoloti/scripts/ld.script b/configs/axoloti/scripts/ld.script new file mode 100644 index 00000000000..135aaf128c6 --- /dev/null +++ b/configs/axoloti/scripts/ld.script @@ -0,0 +1,130 @@ +/**************************************************************************** + * configs/axoloti/scripts/ld.script + * + * Copyright (C) 2019 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/* The STM32F427IGH6 has 1024KiB of FLASH beginning at address 0x0800:0000 and + * 256KiB of SRAM. SRAM is split up into four blocks: + * + * 1) 112KiB of SRAM beginning at address 0x2000:0000 + * 2) 16KiB of SRAM beginning at address 0x2001:c000 + * 3) 64KiB of SRAM beginning at address 0x2002:0000 + * 4) 64KiB of CCM SRAM beginning at address 0x1000:0000 + * + * When booting from FLASH, FLASH memory is aliased to address 0x0000:0000 + * where the code expects to begin execution by jumping to the entry point in + * the 0x0800:0000 address + * range. + */ + +MEMORY +{ + flash (rx) : ORIGIN = 0x08000000, LENGTH = 1024K + sram (rwx) : ORIGIN = 0x20000000, LENGTH = 112K +} + +OUTPUT_ARCH(arm) +EXTERN(_vectors) +ENTRY(_stext) +SECTIONS +{ + .text : { + _stext = ABSOLUTE(.); + *(.vectors) + *(.text .text.*) + *(.fixup) + *(.gnu.warning) + *(.rodata .rodata.*) + *(.gnu.linkonce.t.*) + *(.glue_7) + *(.glue_7t) + *(.got) + *(.gcc_except_table) + *(.gnu.linkonce.r.*) + _etext = ABSOLUTE(.); + } > flash + + .init_section : { + _sinit = ABSOLUTE(.); + *(.init_array .init_array.*) + _einit = ABSOLUTE(.); + } > flash + + .ARM.extab : { + *(.ARM.extab*) + } > flash + + __exidx_start = ABSOLUTE(.); + .ARM.exidx : { + *(.ARM.exidx*) + } > flash + __exidx_end = ABSOLUTE(.); + + _eronly = ABSOLUTE(.); + + /* The RAM vector table (if present) should lie at the beginning of SRAM */ + + .ram_vectors : { + *(.ram_vectors) + } > sram + + .data : { + _sdata = ABSOLUTE(.); + *(.data .data.*) + *(.gnu.linkonce.d.*) + CONSTRUCTORS + _edata = ABSOLUTE(.); + } > sram AT > flash + + .bss : { + _sbss = ABSOLUTE(.); + *(.bss .bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + _ebss = ABSOLUTE(.); + } > sram + + /* Stabs debugging sections. */ + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_info 0 : { *(.debug_info) } + .debug_line 0 : { *(.debug_line) } + .debug_pubnames 0 : { *(.debug_pubnames) } + .debug_aranges 0 : { *(.debug_aranges) } +} diff --git a/configs/axoloti/scripts/memory.ld b/configs/axoloti/scripts/memory.ld new file mode 100644 index 00000000000..109a893f974 --- /dev/null +++ b/configs/axoloti/scripts/memory.ld @@ -0,0 +1,101 @@ +/**************************************************************************** + * configs/axoloti/scripts/memory.ld + * + * Copyright (C) 2013 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/* The STM32F427IGH6 has 1024KiB of FLASH beginning at address 0x0800:0000 and + * 256KiB of SRAM. SRAM is split up into four blocks: + * + * 1) 112KiB of SRAM beginning at address 0x2000:0000 + * 2) 16KiB of SRAM beginning at address 0x2001:c000 + * 3) 64KiB of SRAM beginning at address 0x2002:0000 + * 4) 64KiB of CCM SRAM beginning at address 0x1000:0000 + * + * When booting from FLASH, FLASH memory is aliased to address 0x0000:0000 + * where the code expects to begin execution by jumping to the entry point in + * the 0x0800:0000 address range. + * + * For MPU support, the kernel-mode NuttX section is assumed to be 128Kb of + * FLASH and 4Kb of SRAM. That is an excessive amount for the kernel which + * should fit into 64KB and, of course, can be optimized as needed (See + * also configs/axoloti/scripts/kernel-space.ld). Allowing the + * additional does permit addition debug instrumentation to be added to the + * kernel space without overflowing the partition. + * + * Alignment of the user space FLASH partition is also a critical factor: + * The user space FLASH partition will be spanned with a single region of + * size 2**n bytes. The alignment of the user-space region must be the same. + * As a consequence, as the user-space increases in size, the alignmment + * requirement also increases. + * + * This alignment requirement means that the largest user space FLASH region + * you can have will be 512KB at it would have to be positioned at + * 0x08800000. If you change this address, don't forget to change the + * CONFIG_NUTTX_USERSPACE configuration setting to match and to modify + * the check in kernel/userspace.c. + * + * For the same reasons, the maximum size of the SRAM mapping is limited to + * 4KB. Both of these alignment limitations could be reduced by using + * multiple regions to map the FLASH/SDRAM range or perhaps with some + * clever use of subregions. + * + * A detailed memory map for the 112KB SRAM region is as follows: + * + * 0x20000 0000: Kernel .data region. Typical size: 0.1KB + * ------- ---- Kernel .bss region. Typical size: 1.8KB + * 0x20000 0800: Kernel IDLE thread stack (approximate). Size is + * determined by CONFIG_IDLETHREAD_STACKSIZE and + * adjustments for alignment. Typical is 1KB. + * ------- ---- Padded to 4KB + * 0x20000 1000: User .data region. Size is variable. + * ------- ---- User .bss region Size is variable. + * 0x20000 2000: Beginning of kernel heap. Size determined by + * CONFIG_MM_KERNEL_HEAPSIZE. + * ------- ---- Beginning of user heap. Can vary with other settings. + * 0x20001 c000: End+1 of CPU RAM + */ + +MEMORY +{ + /* 1024Kb FLASH */ + + kflash (rx) : ORIGIN = 0x08000000, LENGTH = 128K + uflash (rx) : ORIGIN = 0x08020000, LENGTH = 128K + xflash (rx) : ORIGIN = 0x08040000, LENGTH = 768K + + /* 112Kb of contiguous SRAM */ + + ksram (rwx) : ORIGIN = 0x20000000, LENGTH = 4K + usram (rwx) : ORIGIN = 0x20001000, LENGTH = 4K + xsram (rwx) : ORIGIN = 0x20002000, LENGTH = 104K +} diff --git a/configs/axoloti/scripts/user-space.ld b/configs/axoloti/scripts/user-space.ld new file mode 100644 index 00000000000..0197a91896a --- /dev/null +++ b/configs/axoloti/scripts/user-space.ld @@ -0,0 +1,126 @@ +/**************************************************************************** + * configs/axoloti/scripts/user-space.ld + * + * Copyright (C) 2013 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/* NOTE: This depends on the memory.ld script having been included prior to + * this script. + */ + +/* Make sure that the critical memory management functions are in user-space. + * the user heap memory manager will reside in user-space but be usable both + * by kernel- and user-space code + */ + +EXTERN(umm_initialize) +EXTERN(umm_addregion) +EXTERN(umm_trysemaphore) +EXTERN(umm_givesemaphore) + +EXTERN(malloc) +EXTERN(realloc) +EXTERN(zalloc) +EXTERN(free) + +OUTPUT_ARCH(arm) +SECTIONS +{ + .userspace : { + *(.userspace) + } > uflash + + .text : { + _stext = ABSOLUTE(.); + *(.text .text.*) + *(.fixup) + *(.gnu.warning) + *(.rodata .rodata.*) + *(.gnu.linkonce.t.*) + *(.glue_7) + *(.glue_7t) + *(.got) + *(.gcc_except_table) + *(.gnu.linkonce.r.*) + _etext = ABSOLUTE(.); + } > uflash + + .init_section : { + _sinit = ABSOLUTE(.); + *(.init_array .init_array.*) + _einit = ABSOLUTE(.); + } > uflash + + .ARM.extab : { + *(.ARM.extab*) + } > uflash + + __exidx_start = ABSOLUTE(.); + .ARM.exidx : { + *(.ARM.exidx*) + } > uflash + + __exidx_end = ABSOLUTE(.); + + _eronly = ABSOLUTE(.); + + .data : { + _sdata = ABSOLUTE(.); + *(.data .data.*) + *(.gnu.linkonce.d.*) + CONSTRUCTORS + _edata = ABSOLUTE(.); + } > usram AT > uflash + + .bss : { + _sbss = ABSOLUTE(.); + *(.bss .bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + _ebss = ABSOLUTE(.); + } > usram + + /* Stabs debugging sections */ + + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_info 0 : { *(.debug_info) } + .debug_line 0 : { *(.debug_line) } + .debug_pubnames 0 : { *(.debug_pubnames) } + .debug_aranges 0 : { *(.debug_aranges) } +} diff --git a/configs/axoloti/src/.gitignore b/configs/axoloti/src/.gitignore new file mode 100644 index 00000000000..726d936e1e3 --- /dev/null +++ b/configs/axoloti/src/.gitignore @@ -0,0 +1,2 @@ +/.depend +/Make.dep diff --git a/configs/axoloti/src/Makefile b/configs/axoloti/src/Makefile new file mode 100644 index 00000000000..fad7ec90952 --- /dev/null +++ b/configs/axoloti/src/Makefile @@ -0,0 +1,67 @@ +############################################################################ +# configs/axoloti/src/Makefile +# +# Copyright (C) 2019 Gregory Nutt. All rights reserved. +# Author: Jason T. Harris +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in +# the documentation and/or other materials provided with the +# distribution. +# 3. Neither the name NuttX nor the names of its contributors may be +# used to endorse or promote products derived from this software +# without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS +# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE +# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, +# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS +# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED +# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN +# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# +############################################################################ + +-include $(TOPDIR)/Make.defs + +ASRCS = +CSRCS = stm32_boot.c stm32_bringup.c + +ifeq ($(CONFIG_STM32_FMC),y) +CSRCS += stm32_extmem.c +endif + +ifeq ($(CONFIG_ARCH_LEDS),y) +CSRCS += stm32_autoleds.c +else +CSRCS += stm32_userleds.c +endif + +ifeq ($(CONFIG_AUDIO_ADAU1961),y) +CSRCS += stm32_adau1961.c +endif + +ifeq ($(CONFIG_ARCH_BUTTONS),y) +CSRCS += stm32_buttons.c +endif + +ifeq ($(CONFIG_STM32_SDIO),y) +CSRCS += stm32_sdio.c +endif + +ifeq ($(CONFIG_USBHOST),y) +CSRCS += stm32_usbhost.c +endif + +include $(TOPDIR)/configs/Board.mk diff --git a/configs/axoloti/src/axoloti.h b/configs/axoloti/src/axoloti.h new file mode 100644 index 00000000000..7e01355129f --- /dev/null +++ b/configs/axoloti/src/axoloti.h @@ -0,0 +1,251 @@ +/**************************************************************************** + * configs/axoloti/src/axoloti.h + * + * Copyright (C) 2019 Gregory Nutt. All rights reserved. + * Author: Jason T. Harris + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +#ifndef __CONFIGS_AXOLOTI_SRC_AXOLOTI_H +#define __CONFIGS_AXOLOTI_SRC_AXOLOTI_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include +#include +#include +#include + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * configuration + */ + +/* Assume that we have everything */ + +#define HAVE_USBDEV 1 +#define HAVE_USBHOST 1 +#define HAVE_SDIO 1 +#define HAVE_ADAU1961 1 +#define HAVE_SDRAM 1 + +/* Can't support USB host if USB OTG HS is not enabled */ + +#if !defined(CONFIG_STM32_OTGHS) || !defined(CONFIG_USBHOST) +# undef HAVE_USBHOST +#endif + +/* Can't support USB device if USB OTG FS is not enabled */ + +#if !defined(CONFIG_STM32_OTGFS) || !defined(CONFIG_USBDEV) +# undef HAVE_USBDEV +#endif + +/* Can't support MMC/SD features if mountpoints or SDIO support are disabled */ + +#if defined(CONFIG_DISABLE_MOUNTPOINT) || !defined(CONFIG_STM32_SDIO) +# undef HAVE_SDIO +#endif + +/* The ADAU1961 depends on the ADAU1961 driver, I2C3, and SAI1 support */ + +#if !defined(CONFIG_AUDIO_ADAU1961) || !defined(CONFIG_STM32_I2C3) || \ + !defined(CONFIG_STM32_SAI1) +# undef HAVE_ADAU1961 +#endif + +/* Can't support SDRAM if the memory controller is disabled */ + +#if !defined(CONFIG_STM32_FMC) +# undef HAVE_SDRAM +#endif + +/**************************************************************************** + * Audio Configuration + */ + +#define ADAU1961_I2C_BUS 3 /* i2c3 */ +#define ADAU1961_I2C_ADDRESS 0x38 +#define ADAU1961_SAI_BUS SAI1_BLOCK_A + +/**************************************************************************** + * SDIO Configuration + */ + +#define SDIO_MINOR CONFIG_NSH_MMCSDMINOR +#define SDIO_SLOTNO CONFIG_NSH_MMCSDSLOTNO + +/* SD Slot Card detect */ + +#define GPIO_SDIO_NCD (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTD|GPIO_PIN13) + +/**************************************************************************** + * PROC File System Configuration + */ + +#ifdef CONFIG_FS_PROCFS +# ifdef CONFIG_NSH_PROC_MOUNTPOINT +# define STM32_PROCFS_MOUNTPOINT CONFIG_NSH_PROC_MOUNTPOINT +# else +# define STM32_PROCFS_MOUNTPOINT "/proc" +# endif +#endif + +/**************************************************************************** + * LEDs + */ + +#define GPIO_LED1 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz| \ + GPIO_OUTPUT_CLEAR|GPIO_PORTG|GPIO_PIN6) + +#define GPIO_LED2 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz| \ + GPIO_OUTPUT_CLEAR|GPIO_PORTC|GPIO_PIN6) + +/**************************************************************************** + * Buttons + */ + +#define MIN_IRQBUTTON BUTTON_USER +#define MAX_IRQBUTTON BUTTON_USER +#define NUM_IRQBUTTONS 1 +#define GPIO_BTN_USER (GPIO_INPUT|GPIO_PULLDOWN|GPIO_EXTI|GPIO_PORTA|GPIO_PIN10) + +/**************************************************************************** + * USB Host (OTG High Speed) + */ + +#define GPIO_OTGHS_PWRON (GPIO_OUTPUT|GPIO_OUTPUT_SET|GPIO_FLOAT| \ + GPIO_SPEED_100MHz|GPIO_PUSHPULL|GPIO_PORTD|GPIO_PIN7) + +#define GPIO_OTGHS_OVER (GPIO_INPUT|GPIO_EXTI|GPIO_FLOAT| \ + GPIO_SPEED_100MHz|GPIO_PUSHPULL|GPIO_PORTG|GPIO_PIN13) + +/* #define GPIO_OTGHS_VBUS no vbus monitoring.... */ + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +/**************************************************************************** + * Public data + ****************************************************************************/ + +#ifndef __ASSEMBLY__ + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +/**************************************************************************** + * Name: stm32_bringup + * + * Description: + * Perform architecture-specific initialization + * + * CONFIG_BOARD_LATE_INITIALIZE=y : + * Called from board_late_initialize(). + * + * CONFIG_BOARD_LATE_INITIALIZE=y && CONFIG_LIB_BOARDCTL=y : + * Called from the NSH library + * + ****************************************************************************/ + +int stm32_bringup(void); + +/**************************************************************************** + * Name: stm32_sdio_initialize + * + * Description: + * Initialize SDIO-based MMC/SD card support + * + ****************************************************************************/ + +#if !defined(CONFIG_DISABLE_MOUNTPOINT) && defined(CONFIG_STM32_SDIO) +int stm32_sdio_initialize(void); +#endif + +/**************************************************************************** + * Name: stm32_usbinitialize + * + * Description: + * Called from stm32_usbinitialize very early in initialization to setup + * USB-related GPIO pins for the STM32F4Discovery board. + * + ****************************************************************************/ + +#ifdef CONFIG_STM32_OTGHS +void weak_function stm32_usbinitialize(void); +#endif + +/**************************************************************************** + * Name: stm32_usbhost_initialize + * + * Description: + * Called at application startup time to initialize the USB host + * functionality. This function will start a thread that will monitor for + * device connection/disconnection events. + * + ****************************************************************************/ + +#if defined(CONFIG_STM32_OTGHS) && defined(CONFIG_USBHOST) +int stm32_usbhost_initialize(void); +#endif + +/**************************************************************************** + * Name: stm32_adau1961_initialize + * + * Description: + * Called from stm32_bringup to initialize the adau1961 audio driver. + * + ****************************************************************************/ + +#if defined(HAVE_ADAU1961) +int stm32_adau1961_initialize(int minor); +#endif + +/**************************************************************************** + * Name: stm32_sdram_initialize + * + * Description: + * Called from stm32_bringup to initialize external SDRAM access. + * + ****************************************************************************/ + +#if defined(HAVE_SDRAM) +int stm32_sdram_initialize(void); +#endif + +#endif /* __ASSEMBLY__ */ +#endif /* __CONFIGS_AXOLOTI_SRC_AXOLOTI_H */ diff --git a/configs/axoloti/src/stm32_adau1961.c b/configs/axoloti/src/stm32_adau1961.c new file mode 100644 index 00000000000..a6cfc7714d0 --- /dev/null +++ b/configs/axoloti/src/stm32_adau1961.c @@ -0,0 +1,221 @@ +/**************************************************************************** + * configs/axoloti/src/stm32_adau1961.c + * + * Copyright (C) 2019 Gregory Nutt. All rights reserved. + * Author: Jason T. Harris + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#include + +#include "stm32.h" +#include "axoloti.h" + +#ifdef HAVE_ADAU1961 + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +struct stm32_mwinfo_s +{ + /* Standard ADAU1961 interface */ + + struct adau1961_lower_s lower; +}; + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +static int adau1961_attach(FAR const struct adau1961_lower_s *lower, + adau1961_handler_t isr, FAR void *arg) +{ + audinfo("TODO\n"); + return 0; +} + +static bool adau1961_enable(FAR const struct adau1961_lower_s *lower, + bool enable) +{ + audinfo("TODO\n"); + return 0; +} + +static void adau1961_hw_reset(FAR const struct adau1961_lower_s *lower) +{ + audinfo("TODO\n"); +} + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/* A reference to a structure of this type must be passed to the ADAU1961 + * driver. This structure provides information about the configuration + * of the ADAU1961 and provides some board-specific hooks. + * + * Memory for this structure is provided by the caller. It is not copied + * by the driver and is presumed to persist while the driver is active. + */ + +static struct stm32_mwinfo_s g_adau1961info = +{ + .lower = + { + .address = ADAU1961_I2C_ADDRESS, + .frequency = I2C_SPEED_FAST, /* 400 kHz */ + .mclk = STM32_HSE_FREQUENCY, /* see MCO1 configuration */ + .attach = adau1961_attach, + .enable = adau1961_enable, + .reset = adau1961_hw_reset, + } +}; + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: stm32_adau1961_initialize + * + * Description: + * This function is called by platform-specific, setup logic to configure + * and register the ADAU1961 device. This function will register the driver + * as /dev/audio/pcm[x] where x is determined by the minor device number. + * + * Input Parameters: + * minor - The input device minor number + * + * Returned Value: + * Zero is returned on success. Otherwise, a negated errno value is + * returned to indicate the nature of the failure. + * + ****************************************************************************/ + +int stm32_adau1961_initialize(int minor) +{ + FAR struct audio_lowerhalf_s *adau1961; + FAR struct i2c_master_s *i2c; + FAR struct i2s_dev_s *i2s; + static bool initialized = false; + char devname[12]; + int ret; + + audinfo("minor %d\n", minor); + DEBUGASSERT(minor >= 0 && minor <= 25); + + /* Initialize the CODEC if we have not already done so */ + + if (!initialized) + { + /* Configure MC01 to drive the master clock of the CODEC at 8MHz */ + + stm32_configgpio(GPIO_MCO1); + stm32_mco1config(RCC_CFGR_MCO1_HSE, RCC_CFGR_MCO1PRE_NONE); + + /* Get an instance of the I2C interface for the CODEC */ + + i2c = stm32_i2cbus_initialize(ADAU1961_I2C_BUS); + if (!i2c) + { + auderr("stm32_i2cbus_initialize failed\n"); + ret = -ENODEV; + goto error; + } + + /* Get an instance of the I2S interface for the CODEC data streams */ + + i2s = stm32_sai_initialize(ADAU1961_SAI_BUS); + if (!i2s) + { + auderr("stm32_sai_initialize failed\n"); + ret = -ENODEV; + goto error; + } + + /* Now we can use these I2C and I2S interfaces to initialize the + * CODEC which will return an audio interface. + */ + + adau1961 = adau1961_initialize(i2c, i2s, &g_adau1961info.lower); + if (!adau1961) + { + auderr("adau1961_initialize failed\n"); + ret = -ENODEV; + goto error; + } + + /* Create a device name */ + + snprintf(devname, 12, "pcm%d", minor); + + /* Finally, we can register the ADAU1961/I2C/I2S audio device. */ + + ret = audio_register(devname, adau1961); + if (ret < 0) + { + auderr("failed to register /dev/%s device: %d\n", devname, ret); + goto error; + } + + /* Now we are initialized */ + + initialized = true; + } + + return OK; + + /* Error exits. Unfortunately there is no mechanism in place now to + * recover resources from most errors on initialization failures. + */ + +error: + return ret; +} + +#endif /* HAVE_ADAU1961 */ diff --git a/configs/axoloti/src/stm32_boot.c b/configs/axoloti/src/stm32_boot.c new file mode 100644 index 00000000000..8f2fa7e9152 --- /dev/null +++ b/configs/axoloti/src/stm32_boot.c @@ -0,0 +1,107 @@ +/**************************************************************************** + * configs/axoloti/src/stm32_boot.c + * + * Copyright (C) 2019 Gregory Nutt. All rights reserved. + * Author: Jason T. Harris + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include + +#include +#include + +#include "up_arch.h" +#include "itm.h" + +#include "stm32.h" +#include "axoloti.h" + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: stm32_boardinitialize + * + * Description: + * All STM32 architectures must provide the following entry point. This + * entry point is called early in the initialization -- after all memory + * has been configured and mapped but before any devices have been + * initialized. + * + ****************************************************************************/ + +void stm32_boardinitialize(void) +{ +#ifdef CONFIG_SCHED_CRITMONITOR + /* Make sure the high speed cycle counter is running. It will be started + * automatically only if a debugger is connected. + */ + + putreg32(0xc5acce55, ITM_LAR); + modifyreg32(DWT_CTRL, 0, DWT_CTRL_CYCCNTENA_MASK); +#endif + +#if defined(CONFIG_STM32_SPI1) || defined(CONFIG_STM32_SPI2) || \ + defined(CONFIG_STM32_SPI3) + stm32_spidev_initialize(); +#endif + +#if defined(CONFIG_STM32_OTGHS) || defined(CONFIG_STM32_OTGFS) + stm32_usbinitialize(); +#endif +} + +/**************************************************************************** + * Name: board_late_initialize + * + * Description: + * If CONFIG_BOARD_LATE_INITIALIZE is selected, then an additional + * initialization call will be performed in the boot-up sequence to a + * function called board_late_initialize(). board_late_initialize() will be + * called immediately after up_initialize() is called and just before the + * initial application is started. This additional initialization phase + * may be used, for example, to initialize board-specific device drivers. + * + ****************************************************************************/ + +#ifdef CONFIG_BOARD_LATE_INITIALIZE +void board_late_initialize(void) +{ + (void)stm32_bringup(); +} +#endif diff --git a/configs/axoloti/src/stm32_bringup.c b/configs/axoloti/src/stm32_bringup.c new file mode 100644 index 00000000000..8e80bd0b209 --- /dev/null +++ b/configs/axoloti/src/stm32_bringup.c @@ -0,0 +1,191 @@ +/**************************************************************************** + * config/axoloti/src/stm32_bringup.c + * + * Copyright (C) 2019 Gregory Nutt. All rights reserved. + * Author: Jason T. Harris + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include +#include +#include +#include + +#ifdef CONFIG_USBMONITOR +# include +#endif + +#include "stm32.h" + +#ifdef CONFIG_STM32_OTGHS +# include "stm32_usbhost.h" +#endif + +#ifdef CONFIG_BUTTONS +# include +#endif + +#ifdef CONFIG_USERLED +# include +#endif + +#include "axoloti.h" + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: stm32_bringup + * + * Description: + * Perform architecture-specific initialization + * + * CONFIG_BOARD_LATE_INITIALIZE=y : + * Called from board_late_initialize(). + * + * CONFIG_BOARD_LATE_INITIALIZE=n && CONFIG_LIB_BOARDCTL=y : + * Called from the NSH library + * + ****************************************************************************/ + +int stm32_bringup(void) +{ +#ifdef HAVE_RTC_DRIVER + FAR struct rtc_lowerhalf_s *lower; +#endif + int ret = OK; + +#ifdef HAVE_SDRAM + /* Initialize access to the SDRAM device */ + + ret = stm32_sdram_initialize(); + if (ret != OK) + { + syslog(LOG_ERR, "stm32_sdram_initialize failed %d\n", ret); + return ret; + } +#endif + +#ifdef HAVE_SDIO + /* Initialize the SDIO block driver */ + + ret = stm32_sdio_initialize(); + if (ret != OK) + { + syslog(LOG_ERR, "stm32_sdio_initialize failed %d\n", ret); + return ret; + } +#endif + +#ifdef HAVE_USBHOST + /* Initialize USB host operation. stm32_usbhost_initialize() starts a + * thread will monitor for USB connection and disconnection events. + */ + + ret = stm32_usbhost_initialize(); + if (ret != OK) + { + syslog(LOG_ERR, "stm32_usbhost_initialize failed %d\n", ret); + return ret; + } +#endif + +#ifdef HAVE_USBMONITOR + /* Start the USB Monitor */ + + ret = usbmonitor_start(); + if (ret != OK) + { + syslog(LOG_ERR, "usbmonitor_start failed %d\n", ret); + return ret; + } +#endif + +#ifdef CONFIG_BUTTONS + /* Register the BUTTON driver */ + + ret = btn_lower_initialize("/dev/buttons"); + if (ret < 0) + { + syslog(LOG_ERR, "btn_lower_initialize failed %d\n", ret); + } +#endif + +#ifdef CONFIG_INPUT_REI2C + /* Register the rei2c driver */ + + ret = rei2c_initialize("/dev/re0"); + if (ret < 0) + { + syslog(LOG_ERR, "rei2c_initialize failed %d\n", ret); + } +#endif + +#ifdef CONFIG_USERLED + /* Register the LED driver */ + + ret = userled_lower_initialize("/dev/userleds"); + if (ret < 0) + { + syslog(LOG_ERR, "userled_lower_initialize failed %d\n", ret); + } +#endif + +#ifdef HAVE_ADAU1961 + /* Configure ADAU1961 audio */ + + ret = stm32_adau1961_initialize(1); + if (ret != OK) + { + syslog(LOG_ERR, "stm32_adau1961_initialize failed %d\n", ret); + } +#endif + +#ifdef CONFIG_FS_PROCFS + /* Mount the procfs file system */ + + ret = mount(NULL, STM32_PROCFS_MOUNTPOINT, "procfs", 0, NULL); + if (ret < 0) + { + syslog(LOG_ERR, "failed to mount procfs at %s %d\n", + STM32_PROCFS_MOUNTPOINT, ret); + } +#endif + + return ret; +} diff --git a/configs/axoloti/src/stm32_buttons.c b/configs/axoloti/src/stm32_buttons.c new file mode 100644 index 00000000000..ade97cfd88b --- /dev/null +++ b/configs/axoloti/src/stm32_buttons.c @@ -0,0 +1,162 @@ +/**************************************************************************** + * configs/axoloti/src/stm32_buttons.c + * + * Copyright (C) 2019 Gregory Nutt. All rights reserved. + * Author: Jason T. Harris + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include + +#include +#include +#include + +#include "stm32.h" +#include "axoloti.h" + +#ifdef CONFIG_ARCH_BUTTONS + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/* Pin configuration for each axoloti button. This array is indexed by + * the BUTTON_* definitions in board.h + */ + +static const uint32_t g_buttons[NUM_BUTTONS] = +{ + GPIO_BTN_USER, +}; + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: board_button_initialize + * + * Description: + * board_button_initialize() must be called to initialize button resources. + * After that, board_buttons() may be called to collect the current state + * of all buttons or board_button_irq() may be called to register button + * interrupt handlers. + * + ****************************************************************************/ + +void board_button_initialize(void) +{ + int i; + + /* Configure the GPIO pins as inputs. + * EXTI interrupts are configured for all pins. + */ + + for (i = 0; i < NUM_BUTTONS; i++) + { + stm32_configgpio(g_buttons[i]); + } +} + +/**************************************************************************** + * Name: board_buttons + ****************************************************************************/ + +uint32_t board_buttons(void) +{ + uint32_t ret = 0; + int i; + + /* Check that state of each key */ + + for (i = 0; i < NUM_BUTTONS; i++) + { + /* A HI value means that the key is pressed. */ + + bool pressed = stm32_gpioread(g_buttons[i]); + + /* Accumulate the set of depressed (not released) keys */ + + if (pressed) + { + ret |= (1 << i); + } + } + + return ret; +} + +/**************************************************************************** + * Button support. + * + * Description: + * board_button_initialize() must be called to initialize button resources. + * After that, board_buttons() may be called to collect the current state + * of all buttons or board_button_irq() may be called to register button + * interrupt handlers. + * + * After board_button_initialize() has been called, board_buttons() may be + * called to collect the state of all buttons. board_buttons() returns an + * 32-bit bit set with each bit associated with a button. See the + * BUTTON_*_BIT definitions in board.h for the meaning of each bit. + * + * board_button_irq() may be called to register an interrupt handler that + * will be called when a button is depressed or released. The ID value is + * a button enumeration value that uniquely identifies a button resource. + * See the BUTTON_* definitions in board.h for the meaning of enumeration + * value. + * + ****************************************************************************/ + +#ifdef CONFIG_ARCH_IRQBUTTONS +int board_button_irq(int id, xcpt_t irqhandler, FAR void *arg) +{ + int ret = -EINVAL; + + /* The following should be atomic */ + + if (id >= MIN_IRQBUTTON && id <= MAX_IRQBUTTON) + { + ret = + stm32_gpiosetevent(g_buttons[id], true, true, true, irqhandler, arg); + } + + return ret; +} +#endif +#endif /* CONFIG_ARCH_BUTTONS */ diff --git a/configs/axoloti/src/stm32_extmem.c b/configs/axoloti/src/stm32_extmem.c new file mode 100644 index 00000000000..e8ac1273a62 --- /dev/null +++ b/configs/axoloti/src/stm32_extmem.c @@ -0,0 +1,323 @@ +/**************************************************************************** + * configs/axoloti/src/stm32_extmem.c + * + * Copyright (C) 2019 Gregory Nutt. All rights reserved. + * Author: Jason T. Harris + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include +#include + +#include + +#include "chip.h" +#include "up_arch.h" + +#include "stm32.h" +#include "axoloti.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +#ifndef CONFIG_STM32_FMC +#warning "FMC is not enabled" +#endif + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/* Axoloti SDRAM GPIO configuration */ + +static const uint32_t g_sdram_config[] = +{ + /* Data lines */ + + GPIO_FMC_D0, GPIO_FMC_D1, GPIO_FMC_D2, GPIO_FMC_D3, + GPIO_FMC_D4, GPIO_FMC_D5, GPIO_FMC_D6, GPIO_FMC_D7, + GPIO_FMC_D8, GPIO_FMC_D9, GPIO_FMC_D10, GPIO_FMC_D11, + GPIO_FMC_D12, GPIO_FMC_D13, GPIO_FMC_D14, GPIO_FMC_D15, + + /* Address lines */ + + GPIO_FMC_A0, GPIO_FMC_A1, GPIO_FMC_A2, GPIO_FMC_A3, + GPIO_FMC_A4, GPIO_FMC_A5, GPIO_FMC_A6, GPIO_FMC_A7, + GPIO_FMC_A8, GPIO_FMC_A9, GPIO_FMC_A10, GPIO_FMC_A11, + GPIO_FMC_A12, + + /* Control lines */ + + GPIO_FMC_BA0, /* ba0 */ + GPIO_FMC_BA1, /* ba1 */ + GPIO_FMC_NBL0, /* ldqm */ + GPIO_FMC_NBL1, /* udqm */ + GPIO_FMC_SDCLK, /* clk */ + GPIO_FMC_SDCKE0_1, /* cke */ + GPIO_FMC_SDNWE_2, /* we */ + GPIO_FMC_SDNCAS, /* cas */ + GPIO_FMC_SDNRAS, /* ras */ + GPIO_FMC_SDNE0_1, /* cs0 */ + GPIO_FMC_SDNE1_2, /* cs1 */ +}; + +#define NUM_SDRAM_GPIOS (sizeof(g_sdram_config) / sizeof(uint32_t)) + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: stm32_sdram_memtest + * + * Description: + * Test the SDRAM. + * + ****************************************************************************/ + +#define RAND_A 22695477 +#define RAND_C 1 +#define TEST_ITERATIONS 16 + +int stm32_sdram_memtest(void *base, uint32_t size) +{ + volatile int iter; + volatile int i; + + /* Linear write with linear congruential generator values */ + + for (iter = 0; iter < TEST_ITERATIONS; iter++) + { + uint32_t x = iter; + + /* Write */ + + for (i = 0; i < size / 4; i++) + { + x = (RAND_A * x) + RAND_C; + ((volatile uint32_t *)base)[i] = x; + } + + /* Read/verify */ + + x = iter; + for (i = 0; i < size / 4; i++) + { + x = (RAND_A * x) + RAND_C; + if (((volatile uint32_t *)base)[i] != x) + { + return -1; + } + } + } + + /* Scattered byte write at linear congruential generator addresses */ + + for (iter = 0; iter < TEST_ITERATIONS; iter++) + { + uint32_t x = iter; + + /* Write */ + + for (i = 0; i < 1024 * 1024; i++) + { + x = (RAND_A * x) + RAND_C; + ((volatile uint8_t *)base)[x & (size - 1)] = (uint8_t) i; + } + + /* Read/verify */ + + x = iter; + for (i = 0; i < 1024 * 1024; i++) + { + x = (RAND_A * x) + RAND_C; + if (((volatile uint8_t *)base)[x & (size - 1)] != (uint8_t) i) + { + return -1; + } + } + } + + return OK; +} + +/**************************************************************************** + * Name: stm32_sdram_initialize + * + * Description: + * Called from stm32_bringup to initialize external SDRAM access. + * The Axoloti uses an Alliance Memory AS4C4M16SA SDRAM. + * + ****************************************************************************/ + +int stm32_sdram_initialize(void) +{ + uint32_t val; + int i; + + /* Configure SDRAM GPIOs */ + + for (i = 0; i < NUM_SDRAM_GPIOS; i++) + { + stm32_configgpio(g_sdram_config[i]); + } + + /* Enable the FMC */ + + stm32_fmc_enable(); + + /* Go through the SDRAM initialization steps per the reference manual. + * The sdclk period is set to 2 x hclk. That is: 168 /2 = 84 MHz + * This gives a clock period of about 11.9 ns + */ + + /* Step 1: + * Program the memory device features into the FMC_SDCRx register. The + * SDRAM clock frequency, RBURST and RPIPE must be programmed in the + * FMC_SDCR1 register. + */ + + val = FMC_SDCR_RPIPE_1 | /* rpipe = 1 hclk */ + FMC_SDCR_READBURST | /* read burst enabled */ + FMC_SDCR_SDCLK_2X | /* sdclk = 2 hclk */ + FMC_SDCR_CAS_LATENCY_2 | /* cas latency = 2 cycles */ + FMC_SDCR_NBANKS_4 | /* 4 internal banks */ + FMC_SDCR_WIDTH_16 | /* width = 16 bits */ + FMC_SDCR_ROWS_12 | /* numrows = 12 */ + FMC_SDCR_COLS_8; /* numcols = 8 bits */ + stm32_fmc_sdram_set_control(1, val); + + /* Step 2: + * Program the memory device timing into the FMC_SDTRx register. The + * TRP and TRC timings must be programmed in the FMC_SDTR1 register. + */ + + val = FMC_SDTR_TRCD(2) | /* ras to cas delay 21ns => 2x11.90ns */ + FMC_SDTR_TRP(2) | /* row precharge 21ns => 2x11.90ns */ + FMC_SDTR_TRC(6) | /* row cycle time 63ns => 6x11.9ns */ + FMC_SDTR_TRAS(4) | /* row active time 42ns = >4x11.9ns */ + FMC_SDTR_TWR(4) | /* write to precharge 42ns => 4x11.9ns */ + FMC_SDTR_TXSR(6) | /* exit self refresh 65ns => 6x11.9ns */ + FMC_SDTR_TMRD(2); /* load mode register to active 2 clks */ + stm32_fmc_sdram_set_timing(1, val); + + /* Step 3: + * Set MODE bits to ‘001’ and configure the Target Bank bits (CTB1 + * and/or CTB2) in the FMC_SDCMR register to start delivering the clock + * to the memory (SDCKE is driven high). + */ + + val = FMC_SDCMR_BANK_1 | FMC_SDCMR_CMD_CLK_ENABLE; + stm32_fmc_sdram_command(val); + + /* Step 4: + * Wait during the prescribed delay period. Typical delay is around 100 + * μs (refer to the SDRAM datasheet for the required delay after power-up). + */ + + nxsig_usleep(1000); + + /* Step 5: + * Set MODE bits to ‘010’ and configure the Target Bank bits (CTB1 + * and/or CTB2) in the FMC_SDCMR register to issue a “Precharge All” + * command. + */ + + val = FMC_SDCMR_BANK_1 | FMC_SDCMR_CMD_PALL; + stm32_fmc_sdram_command(val); + + /* Step 6: + * Set MODE bits to ‘011’, and configure the Target Bank bits (CTB1 + * and/or CTB2) as well as the number of consecutive Auto-refresh + * commands (NRFS) in the FMC_SDCMR register. Refer to the SDRAM + * datasheet for the number of Auto-refresh commands that should be + * issued. Typical number is 8. + */ + + val = FMC_SDCMR_NRFS(5) | FMC_SDCMR_BANK_1 | FMC_SDCMR_CMD_AUTO_REFRESH; + stm32_fmc_sdram_command(val); + + /* Step 7: + * Configure the MRD field according to your SDRAM device, set the MODE + * bits to '100', and configure the Target Bank bits (CTB1 and/or CTB2) + * in the FMC_SDCMR register to issue a "Load Mode Register" command in + * order to program the SDRAM. In particular: + * a) The CAS latency must be selected following configured value in + * FMC_SDCR1/2 registers + * b) The Burst Length (BL) of 1 must be selected by configuring the + * M[2:0] bits to 000 in the mode register (refer to the SDRAM + * datasheet). If the Mode Register is not the same for both SDRAM + * banks, this step has to be repeated twice, once for each bank, + * and the Target Bank bits set accordingly. + */ + + val = FMC_SDCMR_MDR_BURST_LENGTH_2 | + FMC_SDCMR_MDR_BURST_TYPE_SEQUENTIAL | + FMC_SDCMR_MDR_CAS_LATENCY_2 | + FMC_SDCMR_MDR_MODE_NORMAL | + FMC_SDCMR_MDR_WBL_SINGLE | FMC_SDCMR_BANK_1 | FMC_SDCMR_CMD_LOAD_MODE; + stm32_fmc_sdram_command(val); + + /* Step 8: + * Program the refresh rate in the FMC_SDRTR register + * The refresh rate corresponds to the delay between refresh cycles. Its + * value must be adapted to SDRAM devices. + */ + + stm32_fmc_sdram_set_refresh_rate(1292); /* (64ms/4096rows) x 84MHz) - 20 */ + + /* Step 9: + * For mobile SDRAM devices, to program the extended mode register it + * should be done once the SDRAM device is initialized: First, a dummy + * read access should be performed while BA1=1 and BA=0 (refer to SDRAM + * address mapping section for BA[1:0] address mapping) in order to select + * the extended mode register instead of Load mode register and then + * program the needed value. + */ + + /* Setting EMRS is optional and we're not bothering ... */ + + /* Enable memory writes for bank 1 */ + + stm32_fmc_sdram_write_protect(1, false); + + /* Wait for the controller to be ready */ + + stm32_fmc_sdram_wait(); + return OK; +} diff --git a/configs/axoloti/src/stm32_sdio.c b/configs/axoloti/src/stm32_sdio.c new file mode 100644 index 00000000000..9eadf24dd55 --- /dev/null +++ b/configs/axoloti/src/stm32_sdio.c @@ -0,0 +1,172 @@ +/**************************************************************************** + * config/axoloti/src/stm32_sdio.c + * + * Copyright (C) 2019 Gregory Nutt. All rights reserved. + * Author: Jason T. Harris + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include +#include +#include + +#include +#include + +#include "stm32.h" +#include "axoloti.h" + +#ifdef HAVE_SDIO + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/* Card detections requires card support and a card detection GPIO */ + +#define HAVE_NCD 1 +#if !defined(HAVE_SDIO) || !defined(GPIO_SDIO_NCD) +#undef HAVE_NCD +#endif + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +static FAR struct sdio_dev_s *g_sdio_dev; +#ifdef HAVE_NCD +static bool g_sd_inserted = 0xff; /* Impossible value */ +#endif + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: stm32_ncd_interrupt + * + * Description: + * Card detect interrupt handler. + * + ****************************************************************************/ + +#ifdef HAVE_NCD +static int stm32_ncd_interrupt(int irq, FAR void *context, FAR void *arg) +{ + bool present; + + present = !stm32_gpioread(GPIO_SDIO_NCD); + if (present != g_sd_inserted) + { + sdio_mediachange(g_sdio_dev, present); + g_sd_inserted = present; + } + + return OK; +} +#endif + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: stm32_sdio_initialize + * + * Description: + * Initialize SDIO-based MMC/SD card support + * + ****************************************************************************/ + +int stm32_sdio_initialize(void) +{ + int ret; + +#ifdef HAVE_NCD + bool cd_status; + + /* Configure the card detect GPIO */ + + stm32_configgpio(GPIO_SDIO_NCD); + + /* Register an interrupt handler for the card detect pin */ + + (void)stm32_gpiosetevent(GPIO_SDIO_NCD, true, true, true, + stm32_ncd_interrupt, NULL); + +#endif + + /* Mount the SDIO-based MMC/SD block driver. + * First, get an instance of the SDIO interface + */ + + finfo("Initializing SDIO slot %d\n", SDIO_SLOTNO); + g_sdio_dev = sdio_initialize(SDIO_SLOTNO); + if (!g_sdio_dev) + { + ferr("ERROR: Failed to initialize SDIO slot %d\n", SDIO_SLOTNO); + return -ENODEV; + } + + /* Now bind the SDIO interface to the MMC/SD driver */ + + finfo("Bind SDIO to the MMC/SD driver, minor=%d\n", SDIO_MINOR); + ret = mmcsd_slotinitialize(SDIO_MINOR, g_sdio_dev); + if (ret != OK) + { + ferr("ERROR: Failed to bind SDIO to the MMC/SD driver: %d\n", ret); + return ret; + } + + finfo("Successfully bound SDIO to the MMC/SD driver\n"); + +#ifdef HAVE_NCD + /* Use SD card detect pin to check if a card is g_sd_inserted */ + + cd_status = !stm32_gpioread(GPIO_SDIO_NCD); + finfo("Card detect : %d\n", cd_status); + sdio_mediachange(g_sdio_dev, cd_status); +#else + /* Assume that the SD card is inserted. What choice do we have? */ + + sdio_mediachange(g_sdio_dev, true); +#endif + + return OK; +} + +#endif /* HAVE_SDIO */ diff --git a/configs/axoloti/src/stm32_usbhost.c b/configs/axoloti/src/stm32_usbhost.c new file mode 100644 index 00000000000..9ca099c949b --- /dev/null +++ b/configs/axoloti/src/stm32_usbhost.c @@ -0,0 +1,279 @@ +/**************************************************************************** + * configs/axoloti/src/stm32_usbhost.c + * + * Copyright (C) 2019 Gregory Nutt. All rights reserved. + * Author: Jason T. Harris + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#include "up_arch.h" +#include "stm32.h" +#include "stm32_otghs.h" +#include "axoloti.h" + +#ifdef CONFIG_STM32_OTGHS + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +#if defined(CONFIG_USBDEV) || defined(CONFIG_USBHOST) +#define HAVE_USB 1 +#else +#warning "CONFIG_STM32_OTGHS is enabled but neither CONFIG_USBDEV nor CONFIG_USBHOST" +#undef HAVE_USB +#endif + +#ifndef CONFIG_AXOLOTI_USBHOST_PRIO +#define CONFIG_AXOLOTI_USBHOST_PRIO 100 +#endif + +#ifndef CONFIG_AXOLOTI_USBHOST_STACKSIZE +#define CONFIG_AXOLOTI_USBHOST_STACKSIZE 1024 +#endif + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +#ifdef CONFIG_USBHOST +static struct usbhost_connection_s *g_usbconn; +#endif + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: usbhost_waiter + * + * Description: + * Wait for USB devices to be connected. + * + ****************************************************************************/ + +#ifdef CONFIG_USBHOST +static int usbhost_waiter(int argc, char *argv[]) +{ + struct usbhost_hubport_s *hport; + uinfo("Running\n"); + + for (; ; ) + { + /* Wait for the device to change state */ + + DEBUGVERIFY(CONN_WAIT(g_usbconn, &hport)); + uinfo("%s\n", hport->connected ? "connected" : "disconnected"); + + /* Did we just become connected? */ + + if (hport->connected) + { + /* Yes.. enumerate the newly connected device */ + + (void)CONN_ENUMERATE(g_usbconn, hport); + } + } + + /* Keep the compiler from complaining */ + + return 0; +} +#endif + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: stm32_usbinitialize + * + * Description: + * Called from stm32_usbinitialize very early in inialization to setup + * USB-related GPIO pins for the Axoloti board. + * + ****************************************************************************/ + +void stm32_usbinitialize(void) +{ +#ifdef CONFIG_STM32_OTGHS + stm32_configgpio(GPIO_OTGHS_PWRON); + stm32_configgpio(GPIO_OTGHS_OVER); +#endif +} + +/**************************************************************************** + * Name: stm32_usbhost_vbusdrive + * + * Description: + * Enable/disable driving of VBUS 5V output. This function must be provided + * be each platform that implements the STM32 OTG HS host interface + * + * Input Parameters: + * iface - For future growth to handle multiple USB host interface. Should + * be zero. + * enable - true: enable VBUS power; false: disable VBUS power + * + ****************************************************************************/ + +#ifdef CONFIG_USBHOST +void stm32_usbhost_vbusdrive(int iface, bool enable) +{ + DEBUGASSERT(iface == 0); + if (enable) + { + /* Enable the Power Switch by driving the enable pin low */ + + stm32_gpiowrite(GPIO_OTGHS_PWRON, false); + } + else + { + /* Disable the Power Switch by driving the enable pin high */ + + stm32_gpiowrite(GPIO_OTGHS_PWRON, true); + } +} +#endif + +/**************************************************************************** + * Name: stm32_setup_overcurrent + * + * Description: + * Setup to receive an interrupt-level callback if an overcurrent condition + * is detected. + * + * Input Parameters: + * handler - New overcurrent interrupt handler + * arg - The argument provided for the interrupt handler + * + * Returned Value: + * Zero (OK) is returned on success. Otherwise, a negated errno value is + * returned to indicate the nature of the failure. + * + ****************************************************************************/ + +#ifdef CONFIG_USBHOST +int stm32_setup_overcurrent(xcpt_t handler, void *arg) +{ + return stm32_gpiosetevent(GPIO_OTGHS_OVER, true, true, true, handler, arg); +} +#endif + +/**************************************************************************** + * Name: stm32_usbhost_initialize + * + * Description: + * Called at application startup time to initialize the USB host + * functionality. This function will start a thread that will monitor for + * device connection/disconnection events. + * + ****************************************************************************/ + +#ifdef CONFIG_USBHOST +int stm32_usbhost_initialize(void) +{ + int pid; + int ret; + + /* First, register all of the class drivers needed to support the drivers + * that we care about: + */ + uinfo("Register class drivers\n"); + +#ifdef CONFIG_USBHOST_MSC + /* Register the USB mass storage class class */ + + ret = usbhost_msc_initialize(); + if (ret != OK) + { + uerr("ERROR: Failed to register the mass storage class: %d\n", ret); + } +#endif + +#ifdef CONFIG_USBHOST_HIDKBD + /* Initialize the HID keyboard class */ + + ret = usbhost_kbdinit(); + if (ret != OK) + { + uerr("ERROR: Failed to register the HID keyboard class\n"); + } +#endif + +#ifdef CONFIG_USBHOST_HIDMOUSE + /* Initialize the HID mouse class */ + + ret = usbhost_mouse_init(); + if (ret != OK) + { + uerr("ERROR: Failed to register the HID mouse class\n"); + } +#endif + + /* Then get an instance of the USB host interface */ + + uinfo("Initialize USB host\n"); + g_usbconn = stm32_otghshost_initialize(0); + if (g_usbconn) + { + /* Start a thread to handle device connection. */ + + uinfo("Start usbhost_waiter\n"); + pid = + kthread_create("usbhost", CONFIG_AXOLOTI_USBHOST_PRIO, + CONFIG_AXOLOTI_USBHOST_STACKSIZE, + (main_t) usbhost_waiter, (FAR char *const *)NULL); + return pid < 0 ? -ENOEXEC : OK; + } + + return -ENODEV; +} +#endif + +#endif /* CONFIG_STM32_OTGHS */ diff --git a/configs/axoloti/src/stm32_userleds.c b/configs/axoloti/src/stm32_userleds.c new file mode 100644 index 00000000000..da60ac09979 --- /dev/null +++ b/configs/axoloti/src/stm32_userleds.c @@ -0,0 +1,108 @@ +/**************************************************************************** + * configs/axoloti/src/stm32_userleds.c + * + * Copyright (C) 2019 Gregory Nutt. All rights reserved. + * Author: Jason T. Harris + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include +#include + +#include +#include +#include + +#include "chip.h" +#include "up_arch.h" +#include "up_internal.h" + +#include "stm32.h" +#include "axoloti.h" + +#ifndef CONFIG_ARCH_LEDS + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/* This array maps an LED number to GPIO pin configuration */ + +static uint32_t g_ledcfg[BOARD_NLEDS] = +{ + GPIO_LED1, GPIO_LED2, +}; + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: board_userled_initialize + ****************************************************************************/ + +void board_userled_initialize(void) +{ + /* Configure LED1-2 GPIOs for output */ + + stm32_configgpio(GPIO_LED1); + stm32_configgpio(GPIO_LED2); +} + +/**************************************************************************** + * Name: board_userled + ****************************************************************************/ + +void board_userled(int led, bool ledon) +{ + if ((unsigned)led < BOARD_NLEDS) + { + stm32_gpiowrite(g_ledcfg[led], ledon); + } +} + +/**************************************************************************** + * Name: board_userled_all + ****************************************************************************/ + +void board_userled_all(uint8_t ledset) +{ + stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0); + stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0); +} + +#endif /* !CONFIG_ARCH_LEDS */