alex/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2025-08-10 20:54:24 +00:00
Code Issues Packages Projects Releases Wiki Activity

bootloader_support: move anti rollback API to common loader section

Browse Source 
API `bootloader_common_get_partition_description` is required for
anti-rollback feature and should be part of common loader code.
This commit is contained in:
Mahavir Jain
2020-09-29 12:28:17 +05:30
parent 5b344610c9
commit ab988ab5ca
2 changed files with 38 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
components/bootloader_support/src/bootloader_common.c
View File

@@ -177,30 +177,6 @@ esp_err_t bootloader_common_get_sha256_of_partition (uint32_t address, uint32_t
return bootloader_sha256_flash_contents(address, size, out_sha_256);
}
esp_err_t bootloader_common_get_partition_description(const esp_partition_pos_t *partition, esp_app_desc_t *app_desc)
{
if (partition == NULL || app_desc == NULL || partition->offset == 0) {
return ESP_ERR_INVALID_ARG;
}
const uint32_t app_desc_offset = sizeof(esp_image_header_t) + sizeof(esp_image_segment_header_t);
const uint32_t mmap_size = app_desc_offset + sizeof(esp_app_desc_t);
const uint8_t *image = bootloader_mmap(partition->offset, mmap_size);
if (image == NULL) {
ESP_LOGE(TAG, "bootloader_mmap(0x%x, 0x%x) failed", partition->offset, mmap_size);
return ESP_FAIL;
}
memcpy(app_desc, image + app_desc_offset, sizeof(esp_app_desc_t));
bootloader_munmap(image);
if (app_desc->magic_word != ESP_APP_DESC_MAGIC_WORD) {
return ESP_ERR_NOT_FOUND;
}
return ESP_OK;
}
void bootloader_common_vddsdio_configure(void)
{
#if CONFIG_BOOTLOADER_VDDSDIO_BOOST_1_9V