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Implement UART driver files for AT32UC3B: Working commit

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This commit is contained in:
Raman Gopalan
2023-10-17 11:22:07 -04:00
committed by Meco Man
parent ecd29fda60
commit 265a55303e
13 changed files with 503 additions and 373 deletions
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bsp/avr32uc3b0/.config
+23 -3
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@@ -74,8 +74,8 @@ CONFIG_RT_USING_DEVICE=y
# CONFIG_RT_USING_INTERRUPT_INFO is not set
CONFIG_RT_USING_CONSOLE=y
CONFIG_RT_CONSOLEBUF_SIZE=128
CONFIG_RT_CONSOLE_DEVICE_NAME="uart"
CONFIG_RT_VER_NUM=0x50002
CONFIG_RT_CONSOLE_DEVICE_NAME="uart1"
CONFIG_RT_VER_NUM=0x50100
# CONFIG_RT_USING_STDC_ATOMIC is not set
# CONFIG_RT_USING_CACHE is not set
# CONFIG_RT_USING_HW_ATOMIC is not set
@@ -121,7 +121,7 @@ CONFIG_RT_UNAMED_PIPE_NUMBER=64
CONFIG_RT_USING_SERIAL=y
CONFIG_RT_USING_SERIAL_V1=y
# CONFIG_RT_USING_SERIAL_V2 is not set
CONFIG_RT_SERIAL_USING_DMA=y
# CONFIG_RT_SERIAL_USING_DMA is not set
CONFIG_RT_SERIAL_RB_BUFSZ=64
# CONFIG_RT_USING_CAN is not set
# CONFIG_RT_USING_HWTIMER is not set
@@ -984,3 +984,23 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
#
# Uncategorized
#
#
# On-chip Peripheral Drivers
#
CONFIG_BSP_USING_PIN=y
CONFIG_BSP_USING_UART=y
# CONFIG_BSP_USING_UART0 is not set
# CONFIG_BSP_UART0_TX_PIN_19 is not set
# CONFIG_BSP_UART0_TX_PIN_43 is not set
# CONFIG_BSP_UART0_RX_PIN_18 is not set
# CONFIG_BSP_UART0_RX_PIN_42 is not set
CONFIG_BSP_USING_UART1=y
CONFIG_BSP_UART1_TX_PIN_34=y
# CONFIG_BSP_UART1_TX_PIN_23 is not set
CONFIG_BSP_UART1_TX_PIN=34
CONFIG_BSP_UART1_TX_PIN_FUNCTION=2
CONFIG_BSP_UART1_RX_PIN_35=y
# CONFIG_BSP_UART1_RX_PIN_24 is not set
CONFIG_BSP_UART1_RX_PIN=35
CONFIG_BSP_UART1_RX_PIN_FUNCTION=2
bsp/avr32uc3b0/Kconfig
+93
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@@ -26,3 +26,96 @@ config ENV_DIR
source "$RTT_DIR/Kconfig"
source "$PKGS_DIR/Kconfig"
menu "On-chip Peripheral Drivers"
config BSP_USING_PIN
bool "Enable GPIO"
select RT_USING_PIN
default y
menuconfig BSP_USING_UART
bool "Enable UART"
select RT_USING_SERIAL
default y
if BSP_USING_UART
config BSP_USING_UART0
bool "Enable UART0"
default n
if BSP_USING_UART0
choice
prompt "uart0 tx pin number (GP)"
depends on BSP_USING_UART0
default BSP_UART0_TX_PIN_43
config BSP_UART0_TX_PIN_19
bool "19"
config BSP_UART0_TX_PIN_43
bool "43"
endchoice
config BSP_UART0_TX_PIN
int
default 19 if BSP_UART0_TX_PIN_19
default 43 if BSP_UART0_TX_PIN_43
config BSP_UART0_TX_PIN_FUNCTION
int
default 0 if BSP_UART0_TX_PIN_19
default 2 if BSP_UART0_TX_PIN_43
choice
prompt "uart0 rx pin number (GP)"
depends on BSP_USING_UART0
default BSP_UART0_RX_PIN_42
config BSP_UART0_RX_PIN_18
bool "18"
config BSP_UART0_RX_PIN_42
bool "42"
endchoice
config BSP_UART0_RX_PIN
int
default 18 if BSP_UART0_RX_PIN_18
default 42 if BSP_UART0_RX_PIN_42
config BSP_UART0_RX_PIN_FUNCTION
int
default 0 if BSP_UART0_RX_PIN_18
default 2 if BSP_UART0_RX_PIN_42
endif
config BSP_USING_UART1
bool "Enable UART1"
default y
if BSP_USING_UART1
choice
prompt "uart1 tx pin number (GP)"
depends on BSP_USING_UART1
default BSP_UART1_TX_PIN_34
config BSP_UART1_TX_PIN_34
bool "34"
config BSP_UART1_TX_PIN_23
bool "23"
endchoice
config BSP_UART1_TX_PIN
int
default 34 if BSP_UART1_TX_PIN_34
default 23 if BSP_UART1_TX_PIN_23
config BSP_UART1_TX_PIN_FUNCTION
int
default 2 if BSP_UART1_TX_PIN_34
default 0 if BSP_UART1_TX_PIN_23
choice
prompt "uart1 rx pin number (GP)"
depends on BSP_USING_UART1
default BSP_UART1_RX_PIN_35
config BSP_UART1_RX_PIN_35
bool "35"
config BSP_UART1_RX_PIN_24
bool "24"
endchoice
config BSP_UART1_RX_PIN
int
default 35 if BSP_UART1_RX_PIN_35
default 24 if BSP_UART1_RX_PIN_24
config BSP_UART1_RX_PIN_FUNCTION
int
default 2 if BSP_UART1_RX_PIN_35
default 0 if BSP_UART1_RX_PIN_24
endif
endif
endmenu
bsp/avr32uc3b0/SConscript
+1 -1
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@@ -2,7 +2,7 @@ import rtconfig
Import('RTT_ROOT')
from building import *
src_bsp = ['application.c', 'startup.c', 'board.c']
src_bsp = ['application.c', 'startup.c', 'board.c', 'drv_uart.c']
src = File(src_bsp)
CPPPATH = [RTT_ROOT + '/bsp/avr32uc3b0']
bsp/avr32uc3b0/SConstruct
+1 -1
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@@ -10,7 +10,7 @@ else:
sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')]
from building import *
TARGET = 'rtthread-' + rtconfig.ARCH + '.' + rtconfig.TARGET_EXT
TARGET = 'rtthread-' + rtconfig.PART + '.' + rtconfig.TARGET_EXT
DefaultEnvironment(tools=[])
env = Environment(tools = ['mingw'],
bsp/avr32uc3b0/application.c
+4 -4
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@@ -19,12 +19,12 @@ static void rt_thread_entry_led1(void* parameter)
while (1)
{
/* led on */
rt_kprintf("LED1 on\r\n");
//rt_kprintf("LED1 on\r\n");
gpio_tgl_gpio_pin(AVR32_PIN_PA08);
rt_thread_delay(RT_TICK_PER_SECOND / 2); /* sleep 0.5 second and switch to other thread */
/* led off */
rt_kprintf("LED1 off\r\n");
//rt_kprintf("LED1 off\r\n");
gpio_tgl_gpio_pin(AVR32_PIN_PA08);
rt_thread_delay(RT_TICK_PER_SECOND / 2);
}
@@ -37,12 +37,12 @@ void rt_thread_entry_led2(void* parameter)
while (1)
{
/* led on */
rt_kprintf("LED2 on");
//rt_kprintf("LED2 on");
gpio_tgl_gpio_pin(AVR32_PIN_PA07);
rt_thread_delay(RT_TICK_PER_SECOND);
/* led off */
rt_kprintf("LED2 off\r\n");
//rt_kprintf("LED2 off\r\n");
gpio_tgl_gpio_pin(AVR32_PIN_PA07);
rt_thread_delay(RT_TICK_PER_SECOND);
}
bsp/avr32uc3b0/board.c
+16 -35
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@@ -1,11 +1,12 @@
/*
* Copyright (c) 2006-2021, RT-Thread Development Team
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2010-03-30 Kyle First version
* Date Author Notes
* 2010-03-30 Kyle First version
* 2023-10-13 Raman Gopalan Move UART specific code sections into the drv_uart files
*/
#include <rtthread.h>
@@ -14,16 +15,7 @@
#include "gpio.h"
#include "usart.h"
#include "intc.h"
#include "serial.h"
#define FOSC0 12000000
#define FCPU 60000000
#define FHSB FCPU
#define FPBA FCPU
#define FPBB FCPU
extern void rt_hw_serial_isr(void);
extern void rt_hw_usart_init(void);
#include "drv_uart.h"
/**
* System tick interrupt handler.
@@ -52,24 +44,7 @@ static void peripherals_init(void)
.osc0_startup = AVR32_PM_OSCCTRL0_STARTUP_2048_RCOSC
};
pm_configure_clocks(&pm_freq_param);
/*
* USART1 initialization
*/
gpio_enable_module_pin(AVR32_USART1_TXD_0_1_PIN, AVR32_USART1_TXD_0_1_FUNCTION);
gpio_enable_module_pin(AVR32_USART1_RXD_0_1_PIN, AVR32_USART1_RXD_0_1_FUNCTION);
static const usart_options_t usartOptions = {
.baudrate = 115200,
.charlength = 8,
.paritytype = USART_NO_PARITY,
.stopbits = USART_1_STOPBIT,
.channelmode = USART_NORMAL_CHMODE
};
usart_init_rs232(&AVR32_USART1, &usartOptions, FCPU);
INTC_init_interrupts();
INTC_register_interrupt(&rt_hw_serial_isr, AVR32_USART1_IRQ, AVR32_INTC_INT0);
AVR32_USART1.ier = AVR32_USART_IER_RXRDY_MASK;
}
/**
@@ -84,14 +59,20 @@ static void cpu_counter_init(void)
void rt_hw_board_init(void)
{
extern struct rt_device _rt_usart_device;
extern struct avr32_serial_device uart;
Disable_global_interrupt();
peripherals_init();
cpu_counter_init();
rt_hw_serial_register(&_rt_usart_device, "uart1", RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_STREAM, &uart);
rt_console_set_device("uart1");
#ifdef RT_USING_COMPONENTS_INIT
rt_components_board_init();
#endif
#ifdef RT_USING_SERIAL
rt_hw_uart_init();
#endif
#ifdef RT_USING_CONSOLE
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
}
bsp/avr32uc3b0/drv_uart.c
+313
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File diff suppressed because it is too large Load Diff
bsp/avr32uc3b0/drv_uart.h
+35
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@@ -0,0 +1,35 @@
/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2009-01-05 Bernard first version
* 2010-03-29 Bernard remove interrupt tx and DMA rx mode.
* 2010-03-30 Kyle Ported from STM32 to AVR32.
* 2023-10-13 Raman Gopalan UART driver for at32uc3b: Initial version
*/
#ifndef __RT_HW_SERIAL_H__
#define __RT_HW_SERIAL_H__
#include <rthw.h>
#include <rtthread.h>
#include "compiler.h"
#include "usart.h"
#define FOSC0 12000000
#define FCPU 60000000
#define FHSB FCPU
#define FPBA FCPU
#define FPBB FCPU
#define UART_RX_BUFFER_SIZE 64
#define UART_TX_DMA_NODE_SIZE 4
#ifdef RT_USING_SERIAL
int rt_hw_uart_init(void);
#endif
#endif
bsp/avr32uc3b0/rtconfig.h
+13 -3
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@@ -47,8 +47,8 @@
#define RT_USING_DEVICE
#define RT_USING_CONSOLE
#define RT_CONSOLEBUF_SIZE 128
#define RT_CONSOLE_DEVICE_NAME "uart"
#define RT_VER_NUM 0x50002
#define RT_CONSOLE_DEVICE_NAME "uart1"
#define RT_VER_NUM 0x50100
/* RT-Thread Components */
@@ -76,7 +76,6 @@
#define RT_UNAMED_PIPE_NUMBER 64
#define RT_USING_SERIAL
#define RT_USING_SERIAL_V1
#define RT_SERIAL_USING_DMA
#define RT_SERIAL_RB_BUFSZ 64
#define RT_USING_PIN
@@ -225,5 +224,16 @@
/* Uncategorized */
/* On-chip Peripheral Drivers */
#define BSP_USING_PIN
#define BSP_USING_UART
#define BSP_USING_UART1
#define BSP_UART1_TX_PIN_34
#define BSP_UART1_TX_PIN 34
#define BSP_UART1_TX_PIN_FUNCTION 2
#define BSP_UART1_RX_PIN_35
#define BSP_UART1_RX_PIN 35
#define BSP_UART1_RX_PIN_FUNCTION 2
#endif
bsp/avr32uc3b0/rtconfig.py
+3 -2
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@@ -5,6 +5,7 @@ ARCH = 'avr32'
CPU = 'uc3'
PART = 'uc3b0256'
BOARD = 'USERBOARD'
ATOMICS = ' -D__STDC_NO_ATOMICS__'
CROSS_TOOL = 'gcc'
@@ -13,7 +14,7 @@ if os.getenv('RTT_CC'):
if CROSS_TOOL == 'gcc':
PLATFORM = 'gcc'
EXEC_PATH = 'C:/Program Files/Atmel/AVR Tools/AVR Toolchain/bin'
EXEC_PATH = 'C:/Program Files (x86)/Atmel/AVR Tools/AVR Toolchain/bin'
elif CROSS_TOOL == 'keil':
print('================ERROR============================')
print('Not support keil yet!')
@@ -44,7 +45,7 @@ if PLATFORM == 'gcc':
OBJCPY = PREFIX + 'objcopy'
DEVICE = ' -mpart=' + PART
CFLAGS = DEVICE + ' -DBOARD=' + BOARD + ' -fmessage-length=0 -ffunction-sections -masm-addr-pseudos'
CFLAGS = DEVICE + ' -DBOARD=' + BOARD + ATOMICS + ' -fmessage-length=0 -ffunction-sections -masm-addr-pseudos'
AFLAGS = ' -c -x assembler-with-cpp' + DEVICE
LFLAGS = DEVICE + ' -Wl,--gc-sections --rodata-writable -Wl,--direct-data -LSOFTWARE_FRAMEWORK/UTILS/LIBS/NEWLIB_ADDONS -T avr32elf_uc3b0256.lds'
bsp/avr32uc3b0/startup.c
+1 -1
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@@ -39,7 +39,7 @@ int main(void)
/* init finsh */
finsh_system_init();
#if !defined(RT_USING_POSIX_STDIO) && defined(RT_USING_DEVICE)
finsh_set_device(FINSH_DEVICE_NAME);
finsh_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
#endif
libcpu/avr32/uc3/serial.c
-273
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File diff suppressed because it is too large Load Diff
libcpu/avr32/uc3/serial.h
-50
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@@ -1,50 +0,0 @@
/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2009-01-05 Bernard first version
* 2010-03-29 Bernard remove interrupt tx and DMA rx mode.
* 2010-03-30 Kyle Ported from STM32 to AVR32.
*/
#ifndef __RT_HW_SERIAL_H__
#define __RT_HW_SERIAL_H__
#include <rthw.h>
#include <rtthread.h>
#include "compiler.h"
#include "usart.h"
#define UART_RX_BUFFER_SIZE 64
#define UART_TX_DMA_NODE_SIZE 4
/* data node for Tx Mode */
struct avr32_serial_data_node
{
rt_uint8_t *data_ptr;
rt_size_t data_size;
struct avr32_serial_data_node *next, *prev;
};
struct avr32_serial_int_rx
{
rt_uint8_t rx_buffer[UART_RX_BUFFER_SIZE];
rt_uint32_t read_index, save_index;
};
struct avr32_serial_device
{
avr32_usart_t *uart_device;
/* rx structure */
struct avr32_serial_int_rx* int_rx;
};
rt_err_t rt_hw_serial_register(rt_device_t device, const char* name, rt_uint32_t flag, struct avr32_serial_device *serial);
void rt_hw_serial_isr();
#endif