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fix(esp8266): Fix to support multi segment

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Wu Jian Gang
2019-03-14 18:27:17 +08:00
parent 93e3a3f542
commit d5b70c9bb8
1 changed files with 4 additions and 1 deletions
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5
components/esp8266/source/startup.c
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@ -100,7 +100,10 @@ void call_user_start(size_t start_addr)
esp_image_header_t *head = (esp_image_header_t *)(FLASH_MAP_ADDR + (start_addr & (FLASH_MAP_SIZE - 1)));
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++) {
/* The data in flash cannot be accessed by byte in this stage, so just access by word and get the segment count. */
uint8_t segment_count = ((*(volatile uint32_t *)head) & 0xFF00) >> 8;
for (i = 0; i < segment_count - 1; 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;