mirror of
https://github.com/espressif/ESP8266_RTOS_SDK.git
synced 2025-05-22 01:27:11 +08:00
35 lines
1008 B
C
35 lines
1008 B
C
|
|
#include "sdkconfig.h"
|
|
#include <stdint.h>
|
|
#include <stdarg.h>
|
|
#include "esp_image_format.h"
|
|
|
|
#define FLASH_MAP_ADDR 0x40200000
|
|
|
|
void call_user_start(void)
|
|
{
|
|
int i;
|
|
extern void user_start(void);
|
|
|
|
esp_image_header_t *head = (esp_image_header_t *)(FLASH_MAP_ADDR + CONFIG_PARTITION_TABLE_CUSTOM_APP_BIN_OFFSET);
|
|
esp_image_segment_header_t *segment = (esp_image_segment_header_t *)((uintptr_t)head + sizeof(esp_image_header_t));
|
|
|
|
for (i = 0; i < 3; i++) {
|
|
segment = (esp_image_segment_header_t *)((uintptr_t)segment + sizeof(esp_image_segment_header_t) + segment->data_len);
|
|
|
|
uint32_t *dest = (uint32_t *)segment->load_addr;
|
|
uint32_t *src = (uint32_t *)((uintptr_t)segment + sizeof(esp_image_segment_header_t));
|
|
uint32_t size = segment->data_len / sizeof(uint32_t);
|
|
|
|
while (size--)
|
|
*dest++ = *src++;
|
|
}
|
|
|
|
__asm__ __volatile__(
|
|
"movi a2, 0x40100000\n"
|
|
"wsr a2, vecbase\n");
|
|
|
|
user_start();
|
|
}
|
|
|
|
|