feat(bootloader): Adds bootloader anti rollback configs

components/esp_bootloader_format/esp_bootloader_desc.c

@@ -17,6 +17,11 @@ __attribute__((weak))
 const esp_bootloader_desc_t esp_bootloader_desc = {
     .magic_byte = ESP_BOOTLOADER_DESC_MAGIC_BYTE,
     .reserved = { 0 },
+#if CONFIG_BOOTLOADER_ANTI_ROLLBACK_ENABLE
+    .secure_version = CONFIG_BOOTLOADER_SECURE_VERSION,
+#else
+    .secure_version = 0,
+#endif // CONFIG_BOOTLOADER_ANTI_ROLLBACK_ENABLE
     .version = CONFIG_BOOTLOADER_PROJECT_VER,
     .idf_ver = IDF_VER,
 #ifdef CONFIG_BOOTLOADER_COMPILE_TIME_DATE

components/esp_bootloader_format/include/esp_bootloader_desc.h

@@ -24,7 +24,8 @@ extern "C"
  */
 typedef struct {
     uint8_t magic_byte;         /*!< Magic byte ESP_BOOTLOADER_DESC_MAGIC_BYTE */
-    uint8_t reserved[3];        /*!< reserved for IDF */
+    uint8_t reserved[2];        /*!< reserved for IDF */
+    uint8_t secure_version;     /*!< The version used by bootloader anti-rollback feature */
     uint32_t version;           /*!< Bootloader version */
     char idf_ver[32];           /*!< Version IDF */
     char date_time[24];         /*!< Compile date and time*/