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Merge branch 'contrib/github_pr_12460_v4.4' into 'release/v4.4'

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fixing OTA write up to SPI_FLASH_SEC_SIZE margins (GitHub PR) (v4.4)

See merge request espressif/esp-idf!27646
This commit is contained in:
Jiang Jiang Jian 2023-12-12 10:05:22 +08:00
commit 7a0a868603
2 changed files with 9 additions and 4 deletions
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9
components/app_update/esp_ota_ops.c
View File

@ -181,13 +181,18 @@ esp_err_t esp_ota_write(esp_ota_handle_t handle, const void *data, size_t size)
return ESP_ERR_INVALID_ARG;
}
if (size == 0) {
ESP_LOGD(TAG, "write data size is 0");
return ESP_OK;
}
// find ota handle in linked list
for (it = LIST_FIRST(&s_ota_ops_entries_head); it != NULL; it = LIST_NEXT(it, entries)) {
if (it->handle == handle) {
if (it->need_erase) {
// must erase the partition before writing to it
uint32_t first_sector = it->wrote_size / SPI_FLASH_SEC_SIZE;
uint32_t last_sector = (it->wrote_size + size) / SPI_FLASH_SEC_SIZE;
uint32_t first_sector = it->wrote_size / SPI_FLASH_SEC_SIZE; // first affected sector
uint32_t last_sector = (it->wrote_size + size - 1) / SPI_FLASH_SEC_SIZE; // last affected sector
ret = ESP_OK;
if ((it->wrote_size % SPI_FLASH_SEC_SIZE) == 0) {

4
components/app_update/include/esp_ota_ops.h
View File

@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -103,7 +103,7 @@ esp_err_t esp_ota_begin(const esp_partition_t* partition, size_t image_size, esp
* @param size Size of data buffer in bytes.
*
* @return
* - ESP_OK: Data was written to flash successfully.
* - ESP_OK: Data was written to flash successfully, or size = 0
* - ESP_ERR_INVALID_ARG: handle is invalid.
* - ESP_ERR_OTA_VALIDATE_FAILED: First byte of image contains invalid app image magic byte.
* - ESP_ERR_FLASH_OP_TIMEOUT or ESP_ERR_FLASH_OP_FAIL: Flash write failed.