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move vendors -> tutorials
This commit is contained in:
Sergio R. Caprile committed
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@@ -0,0 +1,41 @@
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# By default, this firmware is built with 288/32 flash/ram device configuration
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# To build it with 256/64 configuration, run the following:
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# make CFLAGS_EXTRA="-Wl,--defsym -Wl,RAM_64K=1"
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||||
|
||||
ROOT ?= $(realpath $(PWD)/../../..)
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||||
PREFIX ?= riscv-none-elf
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||||
#PREFIX ?= docker run --platform linux/amd64 --rm -it -v$(ROOT):$(ROOT) -w $(PWD) mdashnet/riscv riscv-none-elf
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CFLAGS = -W -Wall -Wextra -Wundef -Wshadow -Wdouble-promotion
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CFLAGS += -Wformat-truncation -Wconversion -Wno-sign-conversion
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CFLAGS += -ffunction-sections -fdata-sections -fno-common
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CFLAGS += -DSYSCLK_FREQ_144MHz_HSE -I. -Ivendor -g3 -Os
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CFLAGS += -march=rv32imafc -mabi=ilp32
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LDFLAGS = -T vendor/link.ld -nostartfiles --specs=nano.specs --specs=nosys.specs -Wl,--gc-sections
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SOURCES = hal.c main.c mongoose.c net.c packed_fs.c
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SOURCES += vendor/system_ch32v30x.c vendor/startup_ch32v30x_D8C.S
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CFLAGS += -DHTTP_URL=\"http://0.0.0.0/\" -DHTTPS_URL=\"https://0.0.0.0/\"
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ifeq ($(OS),Windows_NT)
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RM = cmd /C del /Q /F /S
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else
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RM = rm -rf
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endif
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all: firmware.bin
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firmware.bin: firmware.elf
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$(PREFIX)-objcopy -O binary $< $@
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$(PREFIX)-size --format=berkeley $<
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firmware.elf: $(SOURCES) hal.h mongoose_config.h Makefile
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$(PREFIX)-gcc $(SOURCES) $(CFLAGS) $(LDFLAGS) $(CFLAGS_EXTRA) -o $@
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flash: firmware.bin
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wchisp flash $<
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# @echo; echo "IMPORTANT: configure device to 96k RAM / 224k Flash"
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zip: firmware.bin
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zip -r ch32v307.modbus.firmware.`date +%Y-%m-%d`.zip firmware.*
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clean:
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$(RM) firmware.* *.zip
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@@ -0,0 +1,143 @@
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// Copyright (c) 2024 Cesanta Software Limited
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// All rights reserved
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#include <sys/stat.h> // For _fstat()
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#include "hal.h"
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extern void SystemCoreClockUpdate(void);
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void SysTick_Init(void) {
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SysTick->CMP = SystemCoreClock / 1000 - 1;
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SysTick->CNT = 0;
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SysTick->SR = 0;
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SysTick->CTLR = BIT(0) | BIT(1) | BIT(2) | BIT(3);
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NVIC_EnableIRQ(SysTicK_IRQn);
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}
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#if 0
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void SystemInit(void) { // Called automatically by startup code
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SystemCoreClockUpdate();
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}
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#endif
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static volatile uint64_t s_ticks; // Milliseconds since boot
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__attribute__((interrupt())) void SysTick_Handler(void) {
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s_ticks++;
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SysTick->SR = 0;
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}
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bool mg_random(void *buf, size_t len) { // Use on-board RNG
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for (size_t n = 0; n < len; n += sizeof(uint32_t)) {
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uint32_t r = rng_read();
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memcpy((char *) buf + n, &r, n + sizeof(r) > len ? len - n : sizeof(r));
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}
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return true;
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}
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uint64_t mg_millis(void) { // Let Mongoose use our uptime function
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return s_ticks; // Return number of milliseconds since boot
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}
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void hal_init(void) {
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SystemCoreClockUpdate();
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SysTick_Init();
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uart_init(UART_DEBUG, 115200);
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gpio_output(LED_PIN);
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ethernet_init();
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rng_init();
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}
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// Newlib syscalls. Implemented are: _sbrk() for malloc, and _write()
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int _fstat(int fd, struct stat *st) {
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(void) fd, (void) st;
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return -1;
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}
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extern unsigned char _end[]; // End of data section, start of heap. See link.ld
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static unsigned char *s_current_heap_end = _end;
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size_t hal_ram_used(void) {
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return (size_t) (s_current_heap_end - _end);
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}
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size_t hal_ram_free(void) {
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unsigned char endofstack;
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return (size_t) (&endofstack - s_current_heap_end);
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}
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void *_sbrk(int incr) {
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unsigned char *prev_heap;
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unsigned char *heap_end = (unsigned char *) ((size_t) &heap_end - 256);
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prev_heap = s_current_heap_end;
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// Check how much space we got from the heap end to the stack end
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if (s_current_heap_end + incr > heap_end) return (void *) -1;
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s_current_heap_end += incr;
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return prev_heap;
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}
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||||
|
||||
int _open(const char *path) {
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(void) path;
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return -1;
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}
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||||
|
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int _close(int fd) {
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(void) fd;
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return -1;
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}
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int _isatty(int fd) {
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(void) fd;
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return 1;
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}
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int _lseek(int fd, int ptr, int dir) {
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(void) fd, (void) ptr, (void) dir;
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return 0;
|
||||
}
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||||
|
||||
void _exit(int status) {
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(void) status;
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for (;;) (void) 0;
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}
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||||
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void _kill(int pid, int sig) {
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(void) pid, (void) sig;
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}
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int _getpid(void) {
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return -1;
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}
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int _write(int fd, char *ptr, int len) {
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(void) fd, (void) ptr, (void) len;
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if (fd == 1) uart_write_buf(UART_DEBUG, ptr, (size_t) len);
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return -1;
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}
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int _read(int fd, char *ptr, int len) {
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(void) fd, (void) ptr, (void) len;
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return -1;
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}
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int _link(const char *a, const char *b) {
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(void) a, (void) b;
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return -1;
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}
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int _unlink(const char *a) {
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(void) a;
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return -1;
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}
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||||
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int _stat(const char *path, struct stat *st) {
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(void) path, (void) st;
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return -1;
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}
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||||
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int mkdir(const char *path, mode_t mode) {
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(void) path, (void) mode;
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return -1;
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}
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void _init(void) {
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}
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@@ -0,0 +1,155 @@
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// Copyright (c) 2023 Cesanta Software Limited
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// All rights reserved
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#pragma once
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#define UART_DEBUG USART1
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#define BTN_PIN PIN('B', 3) // On-board user button
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#define LED1_PIN PIN('A', 15) // On-board red LED
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#define LED2_PIN PIN('B', 4) // On-board blue LED
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#define LED_PIN LED2_PIN
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#include <ch32v30x.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#define BIT(x) (1UL << (x))
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#define CLRSET(reg, clear, set) ((reg) = ((reg) & ~(clear)) | (set))
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#define PIN(bank, num) ((((bank) - 'A') << 8) | (num))
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#define PINNO(pin) (pin & 255)
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#define PINBANK(pin) (pin >> 8)
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extern uint32_t SystemCoreClock;
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void hal_init(void);
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size_t hal_ram_free(void);
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size_t hal_ram_used(void);
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static inline void spin(volatile uint32_t count) {
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while (count--) (void) 0;
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}
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enum {
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GPIO_MODE_INPUT,
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GPIO_MODE_OUTPUT_10M,
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GPIO_MODE_OUTPUT_2M,
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GPIO_MODE_OUTPUT_50M
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};
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enum { GPIO_OTYPE_PP, GPIO_OTYPE_OD, GPIO_OTYPE_AF_PP, GPIO_AF_OD };
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enum { GPIO_ITYPE_ANALOG, GPIO_ITYPE_FLOAT, GPIO_ITYPE_PUPD };
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#define GPIO(N) ((GPIO_TypeDef *) (size_t) (GPIOA_BASE + 0x400 * (N)))
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static GPIO_TypeDef *gpio_bank(uint16_t pin) {
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return GPIO(PINBANK(pin));
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}
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static inline void gpio_toggle(uint16_t pin) {
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GPIO_TypeDef *gpio = gpio_bank(pin);
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uint32_t mask = BIT(PINNO(pin));
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gpio->BSHR = mask << (gpio->OUTDR & mask ? 16 : 0);
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}
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static inline bool gpio_read(uint16_t pin) {
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return gpio_bank(pin)->INDR & BIT(PINNO(pin)) ? true : false;
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}
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static inline void gpio_write(uint16_t pin, bool val) {
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GPIO_TypeDef *gpio = gpio_bank(pin);
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gpio->BSHR = BIT(PINNO(pin)) << (val ? 0 : 16);
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}
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static inline void gpio_init(uint16_t pin, uint8_t mode, uint8_t cfg) {
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GPIO_TypeDef *gpio = gpio_bank(pin);
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uint8_t bank = (uint8_t) PINBANK(pin), no = (uint8_t) PINNO(pin);
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RCC->APB2PCENR |= BIT(bank + 2); // Enable GPIO clock, section 3.4.7
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if (mode != GPIO_MODE_INPUT && cfg == GPIO_OTYPE_AF_PP) {
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RCC->APB2PCENR |= BIT(0); // Enable AFIO
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}
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volatile uint32_t *r = &gpio->CFGLR;
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if (no > 7) {
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r = &gpio->CFGHR;
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no = (uint8_t) (no - 8);
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}
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uint8_t v = (uint8_t) ((mode & 3U) | ((cfg & 3U) << 2));
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CLRSET(*r, 15U << (no * 4), v << (no * 4));
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}
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static inline void gpio_input(uint16_t pin) {
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gpio_init(pin, GPIO_MODE_INPUT, GPIO_ITYPE_PUPD);
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}
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static inline void gpio_output(uint16_t pin) {
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gpio_init(pin, GPIO_MODE_OUTPUT_50M, GPIO_OTYPE_PP);
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}
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static inline void uart_init(USART_TypeDef *uart, unsigned baud) {
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uint16_t rx = 0, tx = 0; // pins
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uint32_t freq = 0; // Bus frequency. UART1 is on APB2, rest on APB1
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if (uart == USART1) freq = SystemCoreClock, RCC->APB2PCENR |= BIT(14);
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if (uart == USART2) freq = SystemCoreClock, RCC->APB1PCENR |= BIT(17);
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if (uart == USART3) freq = SystemCoreClock, RCC->APB1PCENR |= BIT(18);
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if (uart == USART1) tx = PIN('A', 9), rx = PIN('A', 10);
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// if (uart == USART1) tx = PIN('B', 6), rx = PIN('B', 7);
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if (uart == USART2) tx = PIN('A', 2), rx = PIN('A', 3);
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if (uart == USART3) tx = PIN('B', 10), rx = PIN('B', 11);
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||||
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||||
gpio_init(tx, GPIO_MODE_OUTPUT_50M, GPIO_OTYPE_AF_PP);
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gpio_init(rx, GPIO_MODE_INPUT, GPIO_ITYPE_PUPD);
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uart->CTLR1 = 0; // Disable this UART
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unsigned div = freq / baud * 100 / 16; // 18.3
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uart->BRR = (uint16_t) (((div / 100) << 4) | (div * 16 / 100));
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uart->CTLR1 = BIT(13) | BIT(2) | BIT(3); // Set UE, RE, TE
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}
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static inline void uart_write_byte(USART_TypeDef *uart, uint8_t byte) {
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uart->DATAR = byte;
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||||
volatile int timeout = 999;
|
||||
while ((uart->STATR & BIT(7)) == 0 && timeout--) spin(1);
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||||
}
|
||||
static inline void uart_write_buf(USART_TypeDef *uart, char *buf, size_t len) {
|
||||
while (len-- > 0) uart_write_byte(uart, *(uint8_t *) buf++);
|
||||
}
|
||||
static inline int uart_read_ready(USART_TypeDef *uart) {
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||||
return uart->STATR & BIT(5); // If RXNE bit is set, data is ready
|
||||
}
|
||||
static inline uint8_t uart_read_byte(USART_TypeDef *uart) {
|
||||
return (uint8_t) (uart->DATAR & 255U);
|
||||
}
|
||||
|
||||
static inline void ethernet_init(void) {
|
||||
RCC->CTLR &= ~BIT(28); // PLL3 off
|
||||
CLRSET(RCC->CFGR2, 15U << 4, 1U << 4); // 3.4.12: PREDIV2 = 2
|
||||
CLRSET(RCC->CFGR2, 15U << 12, 13U << 12); // 3.4.12: PLL3MUL = 15
|
||||
RCC->CTLR |= BIT(28); // PLL3 on
|
||||
EXTEN->EXTEN_CTR |= EXTEN_ETH_10M_EN; // Enable built-in 10M PHY
|
||||
RCC->AHBPCENR |= BIT(14) | BIT(15) | BIT(16); // Enable MAC, TX, RX
|
||||
NVIC_EnableIRQ(ETH_IRQn); // Enable Ethernet interrupt
|
||||
}
|
||||
|
||||
// opt: 0: 128/192, 1: 96/224, 2: 64/256, 3: 32/288
|
||||
static inline void set_ram_size(uint8_t opt) {
|
||||
// Unlock flash option byte, RM 32.6.1
|
||||
FLASH->KEYR = 0x45670123;
|
||||
FLASH->KEYR = 0xcdef89ab;
|
||||
FLASH->OBKEYR = 0x45670123;
|
||||
FLASH->OBKEYR = 0xcdef89ab;
|
||||
FLASH->CTLR |= 1U << 4; // Enable options byte programming
|
||||
unsigned val = *(uint16_t *) 0x1ffff802;
|
||||
val &= ~(3U << 6);
|
||||
val |= ((opt & 3U)) << 6;
|
||||
FLASH->CTLR |= FLASH_CTLR_PG; // Set programming bit
|
||||
*(uint16_t *) 0x1ffff802 = (uint16_t) val; // Write half-word
|
||||
spin(9999);
|
||||
FLASH->CTLR &= ~(1U << 4);
|
||||
}
|
||||
|
||||
static inline void rng_init(void) {
|
||||
RNG->CR |= RNG_CR_RNGEN;
|
||||
}
|
||||
static inline uint32_t rng_read(void) {
|
||||
return RNG->DR;
|
||||
}
|
||||
|
||||
// Helper macro for MAC generation
|
||||
#define ROM_MAC ((uint8_t *) (0X1ffff7e8 + 5))
|
||||
#define GENERATE_LOCALLY_ADMINISTERED_MAC() \
|
||||
{ 2, ROM_MAC[0], ROM_MAC[1], ROM_MAC[2], ROM_MAC[3], ROM_MAC[4] }
|
||||
@@ -0,0 +1,85 @@
|
||||
// Copyright (c) 2023 Cesanta Software Limited
|
||||
|
||||
#include "hal.h"
|
||||
#include "mongoose.h"
|
||||
#include "net.h"
|
||||
|
||||
#define BLINK_PERIOD_MS 1000 // LED_PIN blinking period in millis
|
||||
|
||||
// This flash space resides at after the 0-wait 320k area
|
||||
// static char *s_flash_space = (char *) (0x8000000 + 320 * 1024);
|
||||
|
||||
bool web_load_settings(void *buf, size_t len) {
|
||||
(void) buf, (void) len;
|
||||
return false;
|
||||
}
|
||||
|
||||
bool web_save_settings(void *buf, size_t len) {
|
||||
(void) buf, (void) len;
|
||||
return true;
|
||||
}
|
||||
|
||||
static void timer_fn(void *arg) {
|
||||
gpio_toggle(LED_PIN); // Blink LED_PIN
|
||||
struct mg_tcpip_if *ifp = arg; // And show
|
||||
const char *names[] = {"down", "up", "req", "ready"}; // network stats
|
||||
MG_INFO(("Ethernet: %s, IP: %M, rx:%u, tx:%u, dr:%u, er:%u RAM: %lu/%lu",
|
||||
names[ifp->state], mg_print_ip4, &ifp->ip, ifp->nrecv, ifp->nsent,
|
||||
ifp->ndrop, ifp->nerr, hal_ram_used(), hal_ram_free()));
|
||||
}
|
||||
|
||||
// https://mongoose.ws/documentation/#2-minute-integration-guide
|
||||
static void fn(struct mg_connection *c, int ev, void *ev_data) {
|
||||
if (ev == MG_EV_HTTP_MSG) {
|
||||
struct mg_http_message *hm = (struct mg_http_message *) ev_data;
|
||||
mg_http_reply(c, 200, "", "ok %p\r\n", hm);
|
||||
}
|
||||
}
|
||||
|
||||
int main(void) {
|
||||
struct mg_mgr mgr;
|
||||
|
||||
hal_init();
|
||||
mg_mgr_init(&mgr);
|
||||
mg_log_set(MG_LL_DEBUG);
|
||||
|
||||
MG_INFO(("Starting, CPU freq %g MHz", (double) SystemCoreClock / 1000000));
|
||||
|
||||
// Print chip RAM/Flash configuration, and set to 64/256
|
||||
const char *sizes[] = {"128/192", "96/224", "64/256", "32/288"};
|
||||
uint32_t mode = (FLASH->OBR >> 8) & 3U;
|
||||
MG_INFO(("RAM/FLASH configuration: %s", sizes[mode]));
|
||||
// if (mode != 2) set_ram_size(2);
|
||||
|
||||
extern char _end[], _heap_end[];
|
||||
MG_INFO(("Heap size: %lu bytes. RAM: used %lu, free %lu", _heap_end - _end,
|
||||
hal_ram_used(), hal_ram_free()));
|
||||
|
||||
// Initialise Mongoose network stack
|
||||
struct mg_tcpip_driver_stm32f_data driver_data = {.mdc_cr = 1, .phy_addr = 1};
|
||||
struct mg_tcpip_if mif = {.mac = GENERATE_LOCALLY_ADMINISTERED_MAC(),
|
||||
// Uncomment below for static configuration:
|
||||
// .ip = mg_htonl(MG_U32(192, 168, 0, 223)),
|
||||
// .mask = mg_htonl(MG_U32(255, 255, 255, 0)),
|
||||
// .gw = mg_htonl(MG_U32(192, 168, 0, 1)),
|
||||
.driver = &mg_tcpip_driver_stm32f,
|
||||
.driver_data = &driver_data};
|
||||
mg_tcpip_init(&mgr, &mif);
|
||||
mg_timer_add(&mgr, BLINK_PERIOD_MS, MG_TIMER_REPEAT, timer_fn, &mif);
|
||||
|
||||
MG_INFO(("MAC: %M. Waiting for IP...", mg_print_mac, mif.mac));
|
||||
while (mif.state != MG_TCPIP_STATE_READY) {
|
||||
mg_mgr_poll(&mgr, 0);
|
||||
}
|
||||
|
||||
MG_INFO(("Initialising application..."));
|
||||
mg_http_listen(&mgr, "http://0.0.0.0:8000", fn, NULL);
|
||||
web_init(&mgr);
|
||||
|
||||
MG_INFO(("Starting event loop"));
|
||||
for (;;) {
|
||||
mg_mgr_poll(&mgr, 0);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
@@ -0,0 +1 @@
|
||||
../../../mongoose.c
|
||||
@@ -0,0 +1 @@
|
||||
../../../mongoose.h
|
||||
@@ -0,0 +1,14 @@
|
||||
#pragma once
|
||||
|
||||
// See https://mongoose.ws/documentation/#build-options
|
||||
#define MG_ARCH MG_ARCH_NEWLIB
|
||||
#define MG_OTA MG_OTA_CH32V307
|
||||
|
||||
#define MG_ENABLE_TCPIP 1
|
||||
#define MG_ENABLE_CUSTOM_MILLIS 1
|
||||
#define MG_ENABLE_CUSTOM_RANDOM 1
|
||||
#define MG_ENABLE_PACKED_FS 1
|
||||
#define MG_ENABLE_POSIX_FS 0
|
||||
#define MG_ENABLE_DRIVER_STM32F 1
|
||||
#define MG_ENABLE_LINES 1
|
||||
#define MG_IO_SIZE 256
|
||||
@@ -0,0 +1 @@
|
||||
../../modbus-dashboard/net.c
|
||||
@@ -0,0 +1 @@
|
||||
../../modbus-dashboard/net.h
|
||||
@@ -0,0 +1 @@
|
||||
../../modbus-dashboard/packed_fs.c
|
||||
File diff suppressed because it is too large.
Load diff
@@ -0,0 +1,390 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : core_riscv.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : RISC-V Core Peripheral Access Layer Source File
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*******************************************************************************/
|
||||
#include <stdint.h>
|
||||
|
||||
/* define compiler specific symbols */
|
||||
#if defined ( __CC_ARM )
|
||||
#define __ASM __asm /*!< asm keyword for ARM Compiler */
|
||||
#define __INLINE __inline /*!< inline keyword for ARM Compiler */
|
||||
|
||||
#elif defined ( __ICCARM__ )
|
||||
#define __ASM __asm /*!< asm keyword for IAR Compiler */
|
||||
#define __INLINE inline /*!< inline keyword for IAR Compiler. Only avaiable in High optimization mode! */
|
||||
|
||||
#elif defined ( __GNUC__ )
|
||||
#define __ASM __asm /*!< asm keyword for GNU Compiler */
|
||||
#define __INLINE inline /*!< inline keyword for GNU Compiler */
|
||||
|
||||
#elif defined ( __TASKING__ )
|
||||
#define __ASM __asm /*!< asm keyword for TASKING Compiler */
|
||||
#define __INLINE inline /*!< inline keyword for TASKING Compiler */
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_FFLAGS
|
||||
*
|
||||
* @brief Return the Floating-Point Accrued Exceptions
|
||||
*
|
||||
* @return fflags value
|
||||
*/
|
||||
uint32_t __get_FFLAGS(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "fflags" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __set_FFLAGS
|
||||
*
|
||||
* @brief Set the Floating-Point Accrued Exceptions
|
||||
*
|
||||
* @param value - set FFLAGS value
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void __set_FFLAGS(uint32_t value)
|
||||
{
|
||||
__ASM volatile ("csrw fflags, %0" : : "r" (value) );
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_FRM
|
||||
*
|
||||
* @brief Return the Floating-Point Dynamic Rounding Mode
|
||||
*
|
||||
* @return frm value
|
||||
*/
|
||||
uint32_t __get_FRM(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "frm" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __set_FRM
|
||||
*
|
||||
* @brief Set the Floating-Point Dynamic Rounding Mode
|
||||
*
|
||||
* @param value - set frm value
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void __set_FRM(uint32_t value)
|
||||
{
|
||||
__ASM volatile ("csrw frm, %0" : : "r" (value) );
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_FCSR
|
||||
*
|
||||
* @brief Return the Floating-Point Control and Status Register
|
||||
*
|
||||
* @return fcsr value
|
||||
*/
|
||||
uint32_t __get_FCSR(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "fcsr" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __set_FCSR
|
||||
*
|
||||
* @brief Set the Floating-Point Dynamic Rounding Mode
|
||||
*
|
||||
* @param value - set fcsr value
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void __set_FCSR(uint32_t value)
|
||||
{
|
||||
__ASM volatile ("csrw fcsr, %0" : : "r" (value) );
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_MSTATUS
|
||||
*
|
||||
* @brief Return the Machine Status Register
|
||||
*
|
||||
* @return mstatus value
|
||||
*/
|
||||
uint32_t __get_MSTATUS(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "mstatus" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __set_MSTATUS
|
||||
*
|
||||
* @brief Set the Machine Status Register
|
||||
*
|
||||
* @param value - set mstatus value
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void __set_MSTATUS(uint32_t value)
|
||||
{
|
||||
__ASM volatile ("csrw mstatus, %0" : : "r" (value) );
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_MISA
|
||||
*
|
||||
* @brief Return the Machine ISA Register
|
||||
*
|
||||
* @return misa value
|
||||
*/
|
||||
uint32_t __get_MISA(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "misa" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __set_MISA
|
||||
*
|
||||
* @brief Set the Machine ISA Register
|
||||
*
|
||||
* @param value - set misa value
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void __set_MISA(uint32_t value)
|
||||
{
|
||||
__ASM volatile ("csrw misa, %0" : : "r" (value) );
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_MTVEC
|
||||
*
|
||||
* @brief Return the Machine Trap-Vector Base-Address Register
|
||||
*
|
||||
* @return mtvec value
|
||||
*/
|
||||
uint32_t __get_MTVEC(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "mtvec" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __set_MTVEC
|
||||
*
|
||||
* @brief Set the Machine Trap-Vector Base-Address Register
|
||||
*
|
||||
* @param value - set mtvec value
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void __set_MTVEC(uint32_t value)
|
||||
{
|
||||
__ASM volatile ("csrw mtvec, %0" : : "r" (value) );
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_MSCRATCH
|
||||
*
|
||||
* @brief Return the Machine Seratch Register
|
||||
*
|
||||
* @return mscratch value
|
||||
*/
|
||||
uint32_t __get_MSCRATCH(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "mscratch" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __set_MSCRATCH
|
||||
*
|
||||
* @brief Set the Machine Seratch Register
|
||||
*
|
||||
* @param value - set mscratch value
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void __set_MSCRATCH(uint32_t value)
|
||||
{
|
||||
__ASM volatile ("csrw mscratch, %0" : : "r" (value) );
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_MEPC
|
||||
*
|
||||
* @brief Return the Machine Exception Program Register
|
||||
*
|
||||
* @return mepc value
|
||||
*/
|
||||
uint32_t __get_MEPC(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "mepc" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __set_MEPC
|
||||
*
|
||||
* @brief Set the Machine Exception Program Register
|
||||
*
|
||||
* @return mepc value
|
||||
*/
|
||||
void __set_MEPC(uint32_t value)
|
||||
{
|
||||
__ASM volatile ("csrw mepc, %0" : : "r" (value) );
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_MCAUSE
|
||||
*
|
||||
* @brief Return the Machine Cause Register
|
||||
*
|
||||
* @return mcause value
|
||||
*/
|
||||
uint32_t __get_MCAUSE(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "mcause" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __set_MEPC
|
||||
*
|
||||
* @brief Set the Machine Cause Register
|
||||
*
|
||||
* @return mcause value
|
||||
*/
|
||||
void __set_MCAUSE(uint32_t value)
|
||||
{
|
||||
__ASM volatile ("csrw mcause, %0" : : "r" (value) );
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_MTVAL
|
||||
*
|
||||
* @brief Return the Machine Trap Value Register
|
||||
*
|
||||
* @return mtval value
|
||||
*/
|
||||
uint32_t __get_MTVAL(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "mtval" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __set_MTVAL
|
||||
*
|
||||
* @brief Set the Machine Trap Value Register
|
||||
*
|
||||
* @return mtval value
|
||||
*/
|
||||
void __set_MTVAL(uint32_t value)
|
||||
{
|
||||
__ASM volatile ("csrw mtval, %0" : : "r" (value) );
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_MVENDORID
|
||||
*
|
||||
* @brief Return Vendor ID Register
|
||||
*
|
||||
* @return mvendorid value
|
||||
*/
|
||||
uint32_t __get_MVENDORID(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "mvendorid" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_MARCHID
|
||||
*
|
||||
* @brief Return Machine Architecture ID Register
|
||||
*
|
||||
* @return marchid value
|
||||
*/
|
||||
uint32_t __get_MARCHID(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "marchid" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_MIMPID
|
||||
*
|
||||
* @brief Return Machine Implementation ID Register
|
||||
*
|
||||
* @return mimpid value
|
||||
*/
|
||||
uint32_t __get_MIMPID(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "mimpid" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_MHARTID
|
||||
*
|
||||
* @brief Return Hart ID Register
|
||||
*
|
||||
* @return mhartid value
|
||||
*/
|
||||
uint32_t __get_MHARTID(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "csrr %0," "mhartid" : "=r" (result) );
|
||||
return (result);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __get_SP
|
||||
*
|
||||
* @brief Return SP Register
|
||||
*
|
||||
* @return SP value
|
||||
*/
|
||||
uint32_t __get_SP(void)
|
||||
{
|
||||
uint32_t result;
|
||||
|
||||
__ASM volatile ( "mv %0," "sp" : "=r"(result) : );
|
||||
return (result);
|
||||
}
|
||||
|
||||
@@ -0,0 +1,378 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : core_riscv.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : RISC-V Core Peripheral Access Layer Header File for CH32V30x
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*******************************************************************************/
|
||||
#ifndef __CORE_RISCV_H__
|
||||
#define __CORE_RISCV_H__
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/* IO definitions */
|
||||
#ifdef __cplusplus
|
||||
#define __I volatile /* defines 'read only' permissions */
|
||||
#else
|
||||
#define __I volatile const /* defines 'read only' permissions */
|
||||
#endif
|
||||
#define __O volatile /* defines 'write only' permissions */
|
||||
#define __IO volatile /* defines 'read / write' permissions */
|
||||
|
||||
/* Standard Peripheral Library old types (maintained for legacy purpose) */
|
||||
typedef __I uint64_t vuc64; /* Read Only */
|
||||
typedef __I uint32_t vuc32; /* Read Only */
|
||||
typedef __I uint16_t vuc16; /* Read Only */
|
||||
typedef __I uint8_t vuc8; /* Read Only */
|
||||
|
||||
typedef const uint64_t uc64; /* Read Only */
|
||||
typedef const uint32_t uc32; /* Read Only */
|
||||
typedef const uint16_t uc16; /* Read Only */
|
||||
typedef const uint8_t uc8; /* Read Only */
|
||||
|
||||
typedef __I int64_t vsc64; /* Read Only */
|
||||
typedef __I int32_t vsc32; /* Read Only */
|
||||
typedef __I int16_t vsc16; /* Read Only */
|
||||
typedef __I int8_t vsc8; /* Read Only */
|
||||
|
||||
typedef const int64_t sc64; /* Read Only */
|
||||
typedef const int32_t sc32; /* Read Only */
|
||||
typedef const int16_t sc16; /* Read Only */
|
||||
typedef const int8_t sc8; /* Read Only */
|
||||
|
||||
typedef __IO uint64_t vu64;
|
||||
typedef __IO uint32_t vu32;
|
||||
typedef __IO uint16_t vu16;
|
||||
typedef __IO uint8_t vu8;
|
||||
|
||||
typedef uint64_t u64;
|
||||
typedef uint32_t u32;
|
||||
typedef uint16_t u16;
|
||||
typedef uint8_t u8;
|
||||
|
||||
typedef __IO int64_t vs64;
|
||||
typedef __IO int32_t vs32;
|
||||
typedef __IO int16_t vs16;
|
||||
typedef __IO int8_t vs8;
|
||||
|
||||
typedef int64_t s64;
|
||||
typedef int32_t s32;
|
||||
typedef int16_t s16;
|
||||
typedef int8_t s8;
|
||||
|
||||
typedef enum {NoREADY = 0, READY = !NoREADY} ErrorStatus;
|
||||
|
||||
typedef enum {DISABLE = 0, ENABLE = !DISABLE} FunctionalState;
|
||||
|
||||
typedef enum {RESET = 0, SET = !RESET} FlagStatus, ITStatus;
|
||||
|
||||
#define RV_STATIC_INLINE static inline
|
||||
|
||||
/* memory mapped structure for Program Fast Interrupt Controller (PFIC) */
|
||||
typedef struct{
|
||||
__I uint32_t ISR[8];
|
||||
__I uint32_t IPR[8];
|
||||
__IO uint32_t ITHRESDR;
|
||||
__IO uint32_t RESERVED;
|
||||
__IO uint32_t CFGR;
|
||||
__I uint32_t GISR;
|
||||
__IO uint8_t VTFIDR[4];
|
||||
uint8_t RESERVED0[12];
|
||||
__IO uint32_t VTFADDR[4];
|
||||
uint8_t RESERVED1[0x90];
|
||||
__O uint32_t IENR[8];
|
||||
uint8_t RESERVED2[0x60];
|
||||
__O uint32_t IRER[8];
|
||||
uint8_t RESERVED3[0x60];
|
||||
__O uint32_t IPSR[8];
|
||||
uint8_t RESERVED4[0x60];
|
||||
__O uint32_t IPRR[8];
|
||||
uint8_t RESERVED5[0x60];
|
||||
__IO uint32_t IACTR[8];
|
||||
uint8_t RESERVED6[0xE0];
|
||||
__IO uint8_t IPRIOR[256];
|
||||
uint8_t RESERVED7[0x810];
|
||||
__IO uint32_t SCTLR;
|
||||
}PFIC_Type;
|
||||
|
||||
/* memory mapped structure for SysTick */
|
||||
typedef struct
|
||||
{
|
||||
__IO u32 CTLR;
|
||||
__IO u32 SR;
|
||||
__IO u64 CNT;
|
||||
__IO u64 CMP;
|
||||
}SysTick_Type;
|
||||
|
||||
|
||||
#define PFIC ((PFIC_Type *) 0xE000E000 )
|
||||
#define NVIC PFIC
|
||||
#define NVIC_KEY1 ((uint32_t)0xFA050000)
|
||||
#define NVIC_KEY2 ((uint32_t)0xBCAF0000)
|
||||
#define NVIC_KEY3 ((uint32_t)0xBEEF0000)
|
||||
|
||||
#define SysTick ((SysTick_Type *) 0xE000F000)
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __enable_irq
|
||||
*
|
||||
* @brief Enable Global Interrupt
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
RV_STATIC_INLINE void __enable_irq()
|
||||
{
|
||||
__asm volatile ("csrw 0x800, %0" : : "r" (0x6088) );
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __disable_irq
|
||||
*
|
||||
* @brief Disable Global Interrupt
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
RV_STATIC_INLINE void __disable_irq()
|
||||
{
|
||||
__asm volatile ("csrw 0x800, %0" : : "r" (0x6000) );
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __NOP
|
||||
*
|
||||
* @brief nop
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
RV_STATIC_INLINE void __NOP()
|
||||
{
|
||||
__asm volatile ("nop");
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NVIC_EnableIRQ
|
||||
*
|
||||
* @brief Enable Interrupt
|
||||
*
|
||||
* @param IRQn: Interrupt Numbers
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
RV_STATIC_INLINE void NVIC_EnableIRQ(IRQn_Type IRQn)
|
||||
{
|
||||
NVIC->IENR[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F));
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NVIC_DisableIRQ
|
||||
*
|
||||
* @brief Disable Interrupt
|
||||
*
|
||||
* @param IRQn: Interrupt Numbers
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
RV_STATIC_INLINE void NVIC_DisableIRQ(IRQn_Type IRQn)
|
||||
{
|
||||
NVIC->IRER[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F));
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NVIC_GetStatusIRQ
|
||||
*
|
||||
* @brief Get Interrupt Enable State
|
||||
*
|
||||
* @param IRQn: Interrupt Numbers
|
||||
*
|
||||
* @return 1 - Interrupt Enable
|
||||
* 0 - Interrupt Disable
|
||||
*/
|
||||
RV_STATIC_INLINE uint32_t NVIC_GetStatusIRQ(IRQn_Type IRQn)
|
||||
{
|
||||
return((uint32_t) ((NVIC->ISR[(uint32_t)(IRQn) >> 5] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0));
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NVIC_GetPendingIRQ
|
||||
*
|
||||
* @brief Get Interrupt Pending State
|
||||
*
|
||||
* @param IRQn: Interrupt Numbers
|
||||
*
|
||||
* @return 1 - Interrupt Pending Enable
|
||||
* 0 - Interrupt Pending Disable
|
||||
*/
|
||||
RV_STATIC_INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn)
|
||||
{
|
||||
return((uint32_t) ((NVIC->IPR[(uint32_t)(IRQn) >> 5] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0));
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NVIC_SetPendingIRQ
|
||||
*
|
||||
* @brief Set Interrupt Pending
|
||||
*
|
||||
* @param IRQn: Interrupt Numbers
|
||||
*
|
||||
* @return None
|
||||
*/
|
||||
RV_STATIC_INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn)
|
||||
{
|
||||
NVIC->IPSR[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F));
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NVIC_ClearPendingIRQ
|
||||
*
|
||||
* @brief Clear Interrupt Pending
|
||||
*
|
||||
* @param IRQn: Interrupt Numbers
|
||||
*
|
||||
* @return None
|
||||
*/
|
||||
RV_STATIC_INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn)
|
||||
{
|
||||
NVIC->IPRR[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F));
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NVIC_GetActive
|
||||
*
|
||||
* @brief Get Interrupt Active State
|
||||
*
|
||||
* @param IRQn: Interrupt Numbers
|
||||
*
|
||||
* @return 1 - Interrupt Active
|
||||
* 0 - Interrupt No Active
|
||||
*/
|
||||
RV_STATIC_INLINE uint32_t NVIC_GetActive(IRQn_Type IRQn)
|
||||
{
|
||||
return((uint32_t)((NVIC->IACTR[(uint32_t)(IRQn) >> 5] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0));
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NVIC_SetPriority
|
||||
*
|
||||
* @brief Set Interrupt Priority
|
||||
*
|
||||
* @param IRQn - Interrupt Numbers
|
||||
* priority -
|
||||
* bit7 - pre-emption priority
|
||||
* bit6~bit4 - subpriority
|
||||
* @return None
|
||||
*/
|
||||
RV_STATIC_INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint8_t priority)
|
||||
{
|
||||
NVIC->IPRIOR[(uint32_t)(IRQn)] = priority;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __WFI
|
||||
*
|
||||
* @brief Wait for Interrupt
|
||||
*
|
||||
* @return None
|
||||
*/
|
||||
__attribute__( ( always_inline ) ) RV_STATIC_INLINE void __WFI(void)
|
||||
{
|
||||
NVIC->SCTLR &= ~(1<<3); // wfi
|
||||
asm volatile ("wfi");
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn __WFE
|
||||
*
|
||||
* @brief Wait for Events
|
||||
*
|
||||
* @return None
|
||||
*/
|
||||
__attribute__( ( always_inline ) ) RV_STATIC_INLINE void __WFE(void)
|
||||
{
|
||||
uint32_t t;
|
||||
|
||||
t = NVIC->SCTLR;
|
||||
NVIC->SCTLR |= (1<<3)|(1<<5); // (wfi->wfe)+(__sev)
|
||||
NVIC->SCTLR = (NVIC->SCTLR & ~(1<<5)) | ( t & (1<<5));
|
||||
asm volatile ("wfi");
|
||||
asm volatile ("wfi");
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetVTFIRQ
|
||||
*
|
||||
* @brief Set VTF Interrupt
|
||||
*
|
||||
* @param add - VTF interrupt service function base address.
|
||||
* IRQn -Interrupt Numbers
|
||||
* num - VTF Interrupt Numbers
|
||||
* NewState - DISABLE or ENABLE
|
||||
* @return None
|
||||
*/
|
||||
RV_STATIC_INLINE void SetVTFIRQ(uint32_t addr, IRQn_Type IRQn, uint8_t num, FunctionalState NewState){
|
||||
if(num > 3) return ;
|
||||
|
||||
if (NewState != DISABLE)
|
||||
{
|
||||
NVIC->VTFIDR[num] = IRQn;
|
||||
NVIC->VTFADDR[num] = ((addr&0xFFFFFFFE)|0x1);
|
||||
}
|
||||
else{
|
||||
NVIC->VTFIDR[num] = IRQn;
|
||||
NVIC->VTFADDR[num] = ((addr&0xFFFFFFFE)&(~0x1));
|
||||
}
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NVIC_SystemReset
|
||||
*
|
||||
* @brief Initiate a system reset request
|
||||
*
|
||||
* @return None
|
||||
*/
|
||||
RV_STATIC_INLINE void NVIC_SystemReset(void)
|
||||
{
|
||||
NVIC->CFGR = NVIC_KEY3|(1<<7);
|
||||
}
|
||||
|
||||
|
||||
/* Core_Exported_Functions */
|
||||
extern uint32_t __get_FFLAGS(void);
|
||||
extern void __set_FFLAGS(uint32_t value);
|
||||
extern uint32_t __get_FRM(void);
|
||||
extern void __set_FRM(uint32_t value);
|
||||
extern uint32_t __get_FCSR(void);
|
||||
extern void __set_FCSR(uint32_t value);
|
||||
extern uint32_t __get_MSTATUS(void);
|
||||
extern void __set_MSTATUS(uint32_t value);
|
||||
extern uint32_t __get_MISA(void);
|
||||
extern void __set_MISA(uint32_t value);
|
||||
extern uint32_t __get_MTVEC(void);
|
||||
extern void __set_MTVEC(uint32_t value);
|
||||
extern uint32_t __get_MSCRATCH(void);
|
||||
extern void __set_MSCRATCH(uint32_t value);
|
||||
extern uint32_t __get_MEPC(void);
|
||||
extern void __set_MEPC(uint32_t value);
|
||||
extern uint32_t __get_MCAUSE(void);
|
||||
extern void __set_MCAUSE(uint32_t value);
|
||||
extern uint32_t __get_MTVAL(void);
|
||||
extern void __set_MTVAL(uint32_t value);
|
||||
extern uint32_t __get_MVENDORID(void);
|
||||
extern uint32_t __get_MARCHID(void);
|
||||
extern uint32_t __get_MIMPID(void);
|
||||
extern uint32_t __get_MHARTID(void);
|
||||
extern uint32_t __get_SP(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,134 @@
|
||||
ENTRY( _start );
|
||||
__stack_size = 4096;
|
||||
PROVIDE( _stack_size = __stack_size );
|
||||
|
||||
MEMORY {
|
||||
/*
|
||||
* Possible configurations: 192/128, 224/96, 256/64, 288/32
|
||||
* By default, we're building with 288/32 configuration
|
||||
* To build with 256/64, add -Wl,--defsym=RAM_64K=1
|
||||
*/
|
||||
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = DEFINED(RAM_64K) ? 256k : 288k
|
||||
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = DEFINED(RAM_64K) ? 64k : 32k
|
||||
}
|
||||
|
||||
SECTIONS {
|
||||
.init : {
|
||||
_sinit = .;
|
||||
. = ALIGN(4);
|
||||
KEEP(*(SORT_NONE(.init)))
|
||||
. = ALIGN(4);
|
||||
_einit = .;
|
||||
} >FLASH AT>FLASH
|
||||
|
||||
.vector : {
|
||||
*(.vector);
|
||||
. = ALIGN(64);
|
||||
} >FLASH AT>FLASH
|
||||
|
||||
.text : {
|
||||
. = ALIGN(4);
|
||||
*(.text)
|
||||
*(.text.*)
|
||||
*(.rodata)
|
||||
*(.rodata*)
|
||||
*(.gnu.linkonce.t.*)
|
||||
. = ALIGN(4);
|
||||
} >FLASH AT>FLASH
|
||||
|
||||
.fini : {
|
||||
KEEP(*(SORT_NONE(.fini)))
|
||||
. = ALIGN(4);
|
||||
} >FLASH AT>FLASH
|
||||
|
||||
PROVIDE( _etext = . );
|
||||
PROVIDE( _eitcm = . );
|
||||
|
||||
.preinit_array : {
|
||||
PROVIDE_HIDDEN (__preinit_array_start = .);
|
||||
KEEP (*(.preinit_array))
|
||||
PROVIDE_HIDDEN (__preinit_array_end = .);
|
||||
} >FLASH AT>FLASH
|
||||
|
||||
.init_array : {
|
||||
PROVIDE_HIDDEN (__init_array_start = .);
|
||||
KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
|
||||
KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
|
||||
PROVIDE_HIDDEN (__init_array_end = .);
|
||||
} >FLASH AT>FLASH
|
||||
|
||||
.fini_array : {
|
||||
PROVIDE_HIDDEN (__fini_array_start = .);
|
||||
KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
|
||||
KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
|
||||
PROVIDE_HIDDEN (__fini_array_end = .);
|
||||
} >FLASH AT>FLASH
|
||||
|
||||
.ctors : {
|
||||
KEEP (*crtbegin.o(.ctors))
|
||||
KEEP (*crtbegin?.o(.ctors))
|
||||
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
|
||||
KEEP (*(SORT(.ctors.*)))
|
||||
KEEP (*(.ctors))
|
||||
} >FLASH AT>FLASH
|
||||
|
||||
.dtors : {
|
||||
KEEP (*crtbegin.o(.dtors))
|
||||
KEEP (*crtbegin?.o(.dtors))
|
||||
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
|
||||
KEEP (*(SORT(.dtors.*)))
|
||||
KEEP (*(.dtors))
|
||||
} >FLASH AT>FLASH
|
||||
|
||||
.dalign : {
|
||||
. = ALIGN(4);
|
||||
PROVIDE(_data_vma = .);
|
||||
} >RAM AT>FLASH
|
||||
|
||||
.dlalign : {
|
||||
. = ALIGN(4);
|
||||
PROVIDE(_data_lma = .);
|
||||
} >FLASH AT>FLASH
|
||||
|
||||
.data : {
|
||||
*(.gnu.linkonce.r.*)
|
||||
*(.data .data.*)
|
||||
*(.gnu.linkonce.d.*)
|
||||
. = ALIGN(8);
|
||||
PROVIDE( __global_pointer$ = . + 0x800 );
|
||||
*(.sdata .sdata.*)
|
||||
*(.sdata2.*)
|
||||
*(.gnu.linkonce.s.*)
|
||||
. = ALIGN(8);
|
||||
*(.srodata.cst16)
|
||||
*(.srodata.cst8)
|
||||
*(.srodata.cst4)
|
||||
*(.srodata.cst2)
|
||||
*(.srodata .srodata.*)
|
||||
. = ALIGN(4);
|
||||
PROVIDE( _edata = .);
|
||||
} >RAM AT>FLASH
|
||||
|
||||
.bss : {
|
||||
. = ALIGN(4);
|
||||
PROVIDE( _sbss = .);
|
||||
*(.sbss*)
|
||||
*(.gnu.linkonce.sb.*)
|
||||
*(.bss*)
|
||||
*(.gnu.linkonce.b.*)
|
||||
*(COMMON*)
|
||||
. = ALIGN(4);
|
||||
PROVIDE( _ebss = .);
|
||||
} >RAM AT>FLASH
|
||||
|
||||
PROVIDE( _end = _ebss);
|
||||
PROVIDE( end = . );
|
||||
|
||||
.stack ORIGIN(RAM) + LENGTH(RAM) - __stack_size : {
|
||||
PROVIDE( _heap_end = . );
|
||||
. = ALIGN(4);
|
||||
PROVIDE(_susrstack = . );
|
||||
. = . + __stack_size;
|
||||
PROVIDE( _eusrstack = .);
|
||||
} >RAM
|
||||
}
|
||||
@@ -0,0 +1,391 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : startup_ch32v30x_D8C.s
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V307x-CH32V305x vector table for eclipse toolchain.
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*******************************************************************************/
|
||||
|
||||
.section .init,"ax",@progbits
|
||||
.global _start
|
||||
.align 1
|
||||
_start:
|
||||
j handle_reset
|
||||
.word 0x00000013
|
||||
.word 0x00000013
|
||||
.word 0x00000013
|
||||
.word 0x00000013
|
||||
.word 0x00000013
|
||||
.word 0x00000013
|
||||
.word 0x00000013
|
||||
.word 0x00000013
|
||||
.word 0x00000013
|
||||
.word 0x00000013
|
||||
.word 0x00000013
|
||||
.word 0x00000013
|
||||
.word 0x00100073
|
||||
.section .vector,"ax",@progbits
|
||||
.align 1
|
||||
_vector_base:
|
||||
.option norvc;
|
||||
.word _start
|
||||
.word 0
|
||||
.word NMI_Handler /* NMI */
|
||||
.word HardFault_Handler /* Hard Fault */
|
||||
.word 0
|
||||
.word Ecall_M_Mode_Handler /* Ecall M Mode */
|
||||
.word 0
|
||||
.word 0
|
||||
.word Ecall_U_Mode_Handler /* Ecall U Mode */
|
||||
.word Break_Point_Handler /* Break Point */
|
||||
.word 0
|
||||
.word 0
|
||||
.word SysTick_Handler /* SysTick */
|
||||
.word 0
|
||||
.word SW_Handler /* SW */
|
||||
.word 0
|
||||
/* External Interrupts */
|
||||
.word WWDG_IRQHandler /* Window Watchdog */
|
||||
.word PVD_IRQHandler /* PVD through EXTI Line detect */
|
||||
.word TAMPER_IRQHandler /* TAMPER */
|
||||
.word RTC_IRQHandler /* RTC */
|
||||
.word FLASH_IRQHandler /* Flash */
|
||||
.word RCC_IRQHandler /* RCC */
|
||||
.word EXTI0_IRQHandler /* EXTI Line 0 */
|
||||
.word EXTI1_IRQHandler /* EXTI Line 1 */
|
||||
.word EXTI2_IRQHandler /* EXTI Line 2 */
|
||||
.word EXTI3_IRQHandler /* EXTI Line 3 */
|
||||
.word EXTI4_IRQHandler /* EXTI Line 4 */
|
||||
.word DMA1_Channel1_IRQHandler /* DMA1 Channel 1 */
|
||||
.word DMA1_Channel2_IRQHandler /* DMA1 Channel 2 */
|
||||
.word DMA1_Channel3_IRQHandler /* DMA1 Channel 3 */
|
||||
.word DMA1_Channel4_IRQHandler /* DMA1 Channel 4 */
|
||||
.word DMA1_Channel5_IRQHandler /* DMA1 Channel 5 */
|
||||
.word DMA1_Channel6_IRQHandler /* DMA1 Channel 6 */
|
||||
.word DMA1_Channel7_IRQHandler /* DMA1 Channel 7 */
|
||||
.word ADC1_2_IRQHandler /* ADC1_2 */
|
||||
.word USB_HP_CAN1_TX_IRQHandler /* USB HP and CAN1 TX */
|
||||
.word USB_LP_CAN1_RX0_IRQHandler /* USB LP and CAN1RX0 */
|
||||
.word CAN1_RX1_IRQHandler /* CAN1 RX1 */
|
||||
.word CAN1_SCE_IRQHandler /* CAN1 SCE */
|
||||
.word EXTI9_5_IRQHandler /* EXTI Line 9..5 */
|
||||
.word TIM1_BRK_IRQHandler /* TIM1 Break */
|
||||
.word TIM1_UP_IRQHandler /* TIM1 Update */
|
||||
.word TIM1_TRG_COM_IRQHandler /* TIM1 Trigger and Commutation */
|
||||
.word TIM1_CC_IRQHandler /* TIM1 Capture Compare */
|
||||
.word TIM2_IRQHandler /* TIM2 */
|
||||
.word TIM3_IRQHandler /* TIM3 */
|
||||
.word TIM4_IRQHandler /* TIM4 */
|
||||
.word I2C1_EV_IRQHandler /* I2C1 Event */
|
||||
.word I2C1_ER_IRQHandler /* I2C1 Error */
|
||||
.word I2C2_EV_IRQHandler /* I2C2 Event */
|
||||
.word I2C2_ER_IRQHandler /* I2C2 Error */
|
||||
.word SPI1_IRQHandler /* SPI1 */
|
||||
.word SPI2_IRQHandler /* SPI2 */
|
||||
.word USART1_IRQHandler /* USART1 */
|
||||
.word USART2_IRQHandler /* USART2 */
|
||||
.word USART3_IRQHandler /* USART3 */
|
||||
.word EXTI15_10_IRQHandler /* EXTI Line 15..10 */
|
||||
.word RTCAlarm_IRQHandler /* RTC Alarm through EXTI Line */
|
||||
.word USBWakeUp_IRQHandler /* USB Wakeup from suspend */
|
||||
.word TIM8_BRK_IRQHandler /* TIM8 Break */
|
||||
.word TIM8_UP_IRQHandler /* TIM8 Update */
|
||||
.word TIM8_TRG_COM_IRQHandler /* TIM8 Trigger and Commutation */
|
||||
.word TIM8_CC_IRQHandler /* TIM8 Capture Compare */
|
||||
.word RNG_IRQHandler /* RNG */
|
||||
.word FSMC_IRQHandler /* FSMC */
|
||||
.word SDIO_IRQHandler /* SDIO */
|
||||
.word TIM5_IRQHandler /* TIM5 */
|
||||
.word SPI3_IRQHandler /* SPI3 */
|
||||
.word UART4_IRQHandler /* UART4 */
|
||||
.word UART5_IRQHandler /* UART5 */
|
||||
.word TIM6_IRQHandler /* TIM6 */
|
||||
.word TIM7_IRQHandler /* TIM7 */
|
||||
.word DMA2_Channel1_IRQHandler /* DMA2 Channel 1 */
|
||||
.word DMA2_Channel2_IRQHandler /* DMA2 Channel 2 */
|
||||
.word DMA2_Channel3_IRQHandler /* DMA2 Channel 3 */
|
||||
.word DMA2_Channel4_IRQHandler /* DMA2 Channel 4 */
|
||||
.word DMA2_Channel5_IRQHandler /* DMA2 Channel 5 */
|
||||
.word ETH_IRQHandler /* ETH */
|
||||
.word ETH_WKUP_IRQHandler /* ETH WakeUp */
|
||||
.word CAN2_TX_IRQHandler /* CAN2 TX */
|
||||
.word CAN2_RX0_IRQHandler /* CAN2 RX0 */
|
||||
.word CAN2_RX1_IRQHandler /* CAN2 RX1 */
|
||||
.word CAN2_SCE_IRQHandler /* CAN2 SCE */
|
||||
.word OTG_FS_IRQHandler /* OTGFS */
|
||||
.word USBHSWakeup_IRQHandler /* USBHS Wakeup */
|
||||
.word USBHS_IRQHandler /* USBHS */
|
||||
.word DVP_IRQHandler /* DVP */
|
||||
.word UART6_IRQHandler /* UART6 */
|
||||
.word UART7_IRQHandler /* UART7 */
|
||||
.word UART8_IRQHandler /* UART8 */
|
||||
.word TIM9_BRK_IRQHandler /* TIM9 Break */
|
||||
.word TIM9_UP_IRQHandler /* TIM9 Update */
|
||||
.word TIM9_TRG_COM_IRQHandler /* TIM9 Trigger and Commutation */
|
||||
.word TIM9_CC_IRQHandler /* TIM9 Capture Compare */
|
||||
.word TIM10_BRK_IRQHandler /* TIM10 Break */
|
||||
.word TIM10_UP_IRQHandler /* TIM10 Update */
|
||||
.word TIM10_TRG_COM_IRQHandler /* TIM10 Trigger and Commutation */
|
||||
.word TIM10_CC_IRQHandler /* TIM10 Capture Compare */
|
||||
.word DMA2_Channel6_IRQHandler /* DMA2 Channel 6 */
|
||||
.word DMA2_Channel7_IRQHandler /* DMA2 Channel 7 */
|
||||
.word DMA2_Channel8_IRQHandler /* DMA2 Channel 8 */
|
||||
.word DMA2_Channel9_IRQHandler /* DMA2 Channel 9 */
|
||||
.word DMA2_Channel10_IRQHandler /* DMA2 Channel 10 */
|
||||
.word DMA2_Channel11_IRQHandler /* DMA2 Channel 11 */
|
||||
|
||||
.option rvc;
|
||||
|
||||
.section .text.vector_handler, "ax", @progbits
|
||||
.weak NMI_Handler /* NMI */
|
||||
.weak HardFault_Handler /* Hard Fault */
|
||||
.weak Ecall_M_Mode_Handler /* Ecall M Mode */
|
||||
.weak Ecall_U_Mode_Handler /* Ecall U Mode */
|
||||
.weak Break_Point_Handler /* Break Point */
|
||||
.weak SysTick_Handler /* SysTick */
|
||||
.weak SW_Handler /* SW */
|
||||
.weak WWDG_IRQHandler /* Window Watchdog */
|
||||
.weak PVD_IRQHandler /* PVD through EXTI Line detect */
|
||||
.weak TAMPER_IRQHandler /* TAMPER */
|
||||
.weak RTC_IRQHandler /* RTC */
|
||||
.weak FLASH_IRQHandler /* Flash */
|
||||
.weak RCC_IRQHandler /* RCC */
|
||||
.weak EXTI0_IRQHandler /* EXTI Line 0 */
|
||||
.weak EXTI1_IRQHandler /* EXTI Line 1 */
|
||||
.weak EXTI2_IRQHandler /* EXTI Line 2 */
|
||||
.weak EXTI3_IRQHandler /* EXTI Line 3 */
|
||||
.weak EXTI4_IRQHandler /* EXTI Line 4 */
|
||||
.weak DMA1_Channel1_IRQHandler /* DMA1 Channel 1 */
|
||||
.weak DMA1_Channel2_IRQHandler /* DMA1 Channel 2 */
|
||||
.weak DMA1_Channel3_IRQHandler /* DMA1 Channel 3 */
|
||||
.weak DMA1_Channel4_IRQHandler /* DMA1 Channel 4 */
|
||||
.weak DMA1_Channel5_IRQHandler /* DMA1 Channel 5 */
|
||||
.weak DMA1_Channel6_IRQHandler /* DMA1 Channel 6 */
|
||||
.weak DMA1_Channel7_IRQHandler /* DMA1 Channel 7 */
|
||||
.weak ADC1_2_IRQHandler /* ADC1_2 */
|
||||
.weak USB_HP_CAN1_TX_IRQHandler /* USB HP and CAN1 TX */
|
||||
.weak USB_LP_CAN1_RX0_IRQHandler /* USB LP and CAN1RX0 */
|
||||
.weak CAN1_RX1_IRQHandler /* CAN1 RX1 */
|
||||
.weak CAN1_SCE_IRQHandler /* CAN1 SCE */
|
||||
.weak EXTI9_5_IRQHandler /* EXTI Line 9..5 */
|
||||
.weak TIM1_BRK_IRQHandler /* TIM1 Break */
|
||||
.weak TIM1_UP_IRQHandler /* TIM1 Update */
|
||||
.weak TIM1_TRG_COM_IRQHandler /* TIM1 Trigger and Commutation */
|
||||
.weak TIM1_CC_IRQHandler /* TIM1 Capture Compare */
|
||||
.weak TIM2_IRQHandler /* TIM2 */
|
||||
.weak TIM3_IRQHandler /* TIM3 */
|
||||
.weak TIM4_IRQHandler /* TIM4 */
|
||||
.weak I2C1_EV_IRQHandler /* I2C1 Event */
|
||||
.weak I2C1_ER_IRQHandler /* I2C1 Error */
|
||||
.weak I2C2_EV_IRQHandler /* I2C2 Event */
|
||||
.weak I2C2_ER_IRQHandler /* I2C2 Error */
|
||||
.weak SPI1_IRQHandler /* SPI1 */
|
||||
.weak SPI2_IRQHandler /* SPI2 */
|
||||
.weak USART1_IRQHandler /* USART1 */
|
||||
.weak USART2_IRQHandler /* USART2 */
|
||||
.weak USART3_IRQHandler /* USART3 */
|
||||
.weak EXTI15_10_IRQHandler /* EXTI Line 15..10 */
|
||||
.weak RTCAlarm_IRQHandler /* RTC Alarm through EXTI Line */
|
||||
.weak USBWakeUp_IRQHandler /* USB Wakeup from suspend */
|
||||
.weak TIM8_BRK_IRQHandler /* TIM8 Break */
|
||||
.weak TIM8_UP_IRQHandler /* TIM8 Update */
|
||||
.weak TIM8_TRG_COM_IRQHandler /* TIM8 Trigger and Commutation */
|
||||
.weak TIM8_CC_IRQHandler /* TIM8 Capture Compare */
|
||||
.weak RNG_IRQHandler /* RNG */
|
||||
.weak FSMC_IRQHandler /* FSMC */
|
||||
.weak SDIO_IRQHandler /* SDIO */
|
||||
.weak TIM5_IRQHandler /* TIM5 */
|
||||
.weak SPI3_IRQHandler /* SPI3 */
|
||||
.weak UART4_IRQHandler /* UART4 */
|
||||
.weak UART5_IRQHandler /* UART5 */
|
||||
.weak TIM6_IRQHandler /* TIM6 */
|
||||
.weak TIM7_IRQHandler /* TIM7 */
|
||||
.weak DMA2_Channel1_IRQHandler /* DMA2 Channel 1 */
|
||||
.weak DMA2_Channel2_IRQHandler /* DMA2 Channel 2 */
|
||||
.weak DMA2_Channel3_IRQHandler /* DMA2 Channel 3 */
|
||||
.weak DMA2_Channel4_IRQHandler /* DMA2 Channel 4 */
|
||||
.weak DMA2_Channel5_IRQHandler /* DMA2 Channel 5 */
|
||||
.weak ETH_IRQHandler /* ETH */
|
||||
.weak ETH_WKUP_IRQHandler /* ETH WakeUp */
|
||||
.weak CAN2_TX_IRQHandler /* CAN2 TX */
|
||||
.weak CAN2_RX0_IRQHandler /* CAN2 RX0 */
|
||||
.weak CAN2_RX1_IRQHandler /* CAN2 RX1 */
|
||||
.weak CAN2_SCE_IRQHandler /* CAN2 SCE */
|
||||
.weak OTG_FS_IRQHandler /* OTGFS */
|
||||
.weak USBHSWakeup_IRQHandler /* USBHS Wakeup */
|
||||
.weak USBHS_IRQHandler /* USBHS */
|
||||
.weak DVP_IRQHandler /* DVP */
|
||||
.weak UART6_IRQHandler /* UART6 */
|
||||
.weak UART7_IRQHandler /* UART7 */
|
||||
.weak UART8_IRQHandler /* UART8 */
|
||||
.weak TIM9_BRK_IRQHandler /* TIM9 Break */
|
||||
.weak TIM9_UP_IRQHandler /* TIM9 Update */
|
||||
.weak TIM9_TRG_COM_IRQHandler /* TIM9 Trigger and Commutation */
|
||||
.weak TIM9_CC_IRQHandler /* TIM9 Capture Compare */
|
||||
.weak TIM10_BRK_IRQHandler /* TIM10 Break */
|
||||
.weak TIM10_UP_IRQHandler /* TIM10 Update */
|
||||
.weak TIM10_TRG_COM_IRQHandler /* TIM10 Trigger and Commutation */
|
||||
.weak TIM10_CC_IRQHandler /* TIM10 Capture Compare */
|
||||
.weak DMA2_Channel6_IRQHandler /* DMA2 Channel 6 */
|
||||
.weak DMA2_Channel7_IRQHandler /* DMA2 Channel 7 */
|
||||
.weak DMA2_Channel8_IRQHandler /* DMA2 Channel 8 */
|
||||
.weak DMA2_Channel9_IRQHandler /* DMA2 Channel 9 */
|
||||
.weak DMA2_Channel10_IRQHandler /* DMA2 Channel 10 */
|
||||
.weak DMA2_Channel11_IRQHandler /* DMA2 Channel 11 */
|
||||
|
||||
NMI_Handler: 1: j 1b
|
||||
HardFault_Handler: 1: j 1b
|
||||
Ecall_M_Mode_Handler: 1: j 1b
|
||||
Ecall_U_Mode_Handler: 1: j 1b
|
||||
Break_Point_Handler: 1: j 1b
|
||||
SysTick_Handler: 1: j 1b
|
||||
SW_Handler: 1: j 1b
|
||||
WWDG_IRQHandler: 1: j 1b
|
||||
PVD_IRQHandler: 1: j 1b
|
||||
TAMPER_IRQHandler: 1: j 1b
|
||||
RTC_IRQHandler: 1: j 1b
|
||||
FLASH_IRQHandler: 1: j 1b
|
||||
RCC_IRQHandler: 1: j 1b
|
||||
EXTI0_IRQHandler: 1: j 1b
|
||||
EXTI1_IRQHandler: 1: j 1b
|
||||
EXTI2_IRQHandler: 1: j 1b
|
||||
EXTI3_IRQHandler: 1: j 1b
|
||||
EXTI4_IRQHandler: 1: j 1b
|
||||
DMA1_Channel1_IRQHandler: 1: j 1b
|
||||
DMA1_Channel2_IRQHandler: 1: j 1b
|
||||
DMA1_Channel3_IRQHandler: 1: j 1b
|
||||
DMA1_Channel4_IRQHandler: 1: j 1b
|
||||
DMA1_Channel5_IRQHandler: 1: j 1b
|
||||
DMA1_Channel6_IRQHandler: 1: j 1b
|
||||
DMA1_Channel7_IRQHandler: 1: j 1b
|
||||
ADC1_2_IRQHandler: 1: j 1b
|
||||
USB_HP_CAN1_TX_IRQHandler: 1: j 1b
|
||||
USB_LP_CAN1_RX0_IRQHandler: 1: j 1b
|
||||
CAN1_RX1_IRQHandler: 1: j 1b
|
||||
CAN1_SCE_IRQHandler: 1: j 1b
|
||||
EXTI9_5_IRQHandler: 1: j 1b
|
||||
TIM1_BRK_IRQHandler: 1: j 1b
|
||||
TIM1_UP_IRQHandler: 1: j 1b
|
||||
TIM1_TRG_COM_IRQHandler: 1: j 1b
|
||||
TIM1_CC_IRQHandler: 1: j 1b
|
||||
TIM2_IRQHandler: 1: j 1b
|
||||
TIM3_IRQHandler: 1: j 1b
|
||||
TIM4_IRQHandler: 1: j 1b
|
||||
I2C1_EV_IRQHandler: 1: j 1b
|
||||
I2C1_ER_IRQHandler: 1: j 1b
|
||||
I2C2_EV_IRQHandler: 1: j 1b
|
||||
I2C2_ER_IRQHandler: 1: j 1b
|
||||
SPI1_IRQHandler: 1: j 1b
|
||||
SPI2_IRQHandler: 1: j 1b
|
||||
USART1_IRQHandler: 1: j 1b
|
||||
USART2_IRQHandler: 1: j 1b
|
||||
USART3_IRQHandler: 1: j 1b
|
||||
EXTI15_10_IRQHandler: 1: j 1b
|
||||
RTCAlarm_IRQHandler: 1: j 1b
|
||||
USBWakeUp_IRQHandler: 1: j 1b
|
||||
TIM8_BRK_IRQHandler: 1: j 1b
|
||||
TIM8_UP_IRQHandler: 1: j 1b
|
||||
TIM8_TRG_COM_IRQHandler: 1: j 1b
|
||||
TIM8_CC_IRQHandler: 1: j 1b
|
||||
RNG_IRQHandler: 1: j 1b
|
||||
FSMC_IRQHandler: 1: j 1b
|
||||
SDIO_IRQHandler: 1: j 1b
|
||||
TIM5_IRQHandler: 1: j 1b
|
||||
SPI3_IRQHandler: 1: j 1b
|
||||
UART4_IRQHandler: 1: j 1b
|
||||
UART5_IRQHandler: 1: j 1b
|
||||
TIM6_IRQHandler: 1: j 1b
|
||||
TIM7_IRQHandler: 1: j 1b
|
||||
DMA2_Channel1_IRQHandler: 1: j 1b
|
||||
DMA2_Channel2_IRQHandler: 1: j 1b
|
||||
DMA2_Channel3_IRQHandler: 1: j 1b
|
||||
DMA2_Channel4_IRQHandler: 1: j 1b
|
||||
DMA2_Channel5_IRQHandler: 1: j 1b
|
||||
ETH_IRQHandler: 1: j 1b
|
||||
ETH_WKUP_IRQHandler: 1: j 1b
|
||||
CAN2_TX_IRQHandler: 1: j 1b
|
||||
CAN2_RX0_IRQHandler: 1: j 1b
|
||||
CAN2_RX1_IRQHandler: 1: j 1b
|
||||
CAN2_SCE_IRQHandler: 1: j 1b
|
||||
OTG_FS_IRQHandler: 1: j 1b
|
||||
USBHSWakeup_IRQHandler: 1: j 1b
|
||||
USBHS_IRQHandler: 1: j 1b
|
||||
DVP_IRQHandler: 1: j 1b
|
||||
UART6_IRQHandler: 1: j 1b
|
||||
UART7_IRQHandler: 1: j 1b
|
||||
UART8_IRQHandler: 1: j 1b
|
||||
TIM9_BRK_IRQHandler: 1: j 1b
|
||||
TIM9_UP_IRQHandler: 1: j 1b
|
||||
TIM9_TRG_COM_IRQHandler: 1: j 1b
|
||||
TIM9_CC_IRQHandler: 1: j 1b
|
||||
TIM10_BRK_IRQHandler: 1: j 1b
|
||||
TIM10_UP_IRQHandler: 1: j 1b
|
||||
TIM10_TRG_COM_IRQHandler: 1: j 1b
|
||||
TIM10_CC_IRQHandler: 1: j 1b
|
||||
DMA2_Channel6_IRQHandler: 1: j 1b
|
||||
DMA2_Channel7_IRQHandler: 1: j 1b
|
||||
DMA2_Channel8_IRQHandler: 1: j 1b
|
||||
DMA2_Channel9_IRQHandler: 1: j 1b
|
||||
DMA2_Channel10_IRQHandler: 1: j 1b
|
||||
DMA2_Channel11_IRQHandler: 1: j 1b
|
||||
|
||||
|
||||
.section .text.handle_reset,"ax",@progbits
|
||||
.weak handle_reset
|
||||
.align 1
|
||||
handle_reset:
|
||||
.option push
|
||||
.option norelax
|
||||
la gp, __global_pointer$
|
||||
.option pop
|
||||
1:
|
||||
la sp, _eusrstack
|
||||
2:
|
||||
/* Load data section from flash to RAM */
|
||||
la a0, _data_lma
|
||||
la a1, _data_vma
|
||||
la a2, _edata
|
||||
bgeu a1, a2, 2f
|
||||
1:
|
||||
lw t0, (a0)
|
||||
sw t0, (a1)
|
||||
addi a0, a0, 4
|
||||
addi a1, a1, 4
|
||||
bltu a1, a2, 1b
|
||||
2:
|
||||
/* Clear bss section */
|
||||
la a0, _sbss
|
||||
la a1, _ebss
|
||||
bgeu a0, a1, 2f
|
||||
1:
|
||||
sw zero, (a0)
|
||||
addi a0, a0, 4
|
||||
bltu a0, a1, 1b
|
||||
2:
|
||||
li t0, 0x1f
|
||||
csrw 0xbc0, t0
|
||||
|
||||
/* Enable nested and hardware stack */
|
||||
li t0, 0x0b
|
||||
csrw 0x804, t0
|
||||
|
||||
/* Enable floating point and interrupt */
|
||||
li t0, 0x6088
|
||||
csrs mstatus, t0
|
||||
|
||||
la t0, _vector_base
|
||||
ori t0, t0, 3
|
||||
csrw mtvec, t0
|
||||
|
||||
la a0,__libc_fini_array
|
||||
call atexit
|
||||
call __libc_init_array
|
||||
|
||||
jal SystemInit
|
||||
la t0, main
|
||||
csrw mepc, t0
|
||||
mret
|
||||
|
||||
|
||||
File diff suppressed because it is too large.
Load diff
Reference in new issue
Block a user