Add chip revision into image header

Check chip id and chip revision before boot app image

Closes https://github.com/espressif/esp-idf/issues/4000

components/bootloader_support/include/bootloader_common.h

@@ -15,6 +15,7 @@
 #pragma once
 #include "esp_flash_data_types.h"
 #include "esp_image_format.h"
+#include "esp_image_format.h"
 
 /// Type of hold a GPIO in low state
 typedef enum {
@@ -125,7 +126,7 @@ int bootloader_common_select_otadata(const esp_ota_select_entry_t *two_otadata,
 
 /**
  * @brief Returns esp_app_desc structure for app partition. This structure includes app version.
- * 
+ *
  * Returns a description for the requested app partition.
  * @param[in] partition      App partition description.
  * @param[out] app_desc      Structure of info about app.
@@ -137,6 +138,16 @@ int bootloader_common_select_otadata(const esp_ota_select_entry_t *two_otadata,
  */
 esp_err_t bootloader_common_get_partition_description(const esp_partition_pos_t *partition, esp_app_desc_t *app_desc);
 
+/**
+ * @brief Check if the image (bootloader and application) has valid chip ID and revision
+ *
+ * @param img_hdr: image header
+ * @return
+ *      - ESP_OK: image and chip are matched well
+ *      - ESP_FAIL: image doesn't match to the chip
+ */
+esp_err_t bootloader_common_check_chip_validity(const esp_image_header_t* img_hdr);
+
 /**
  * @brief Configure VDDSDIO, call this API to rise VDDSDIO to 1.9V when VDDSDIO regulator is enabled as 1.8V mode.
  */