feat: boot升级后通知APP擦除外部Flash

升级开始时设置 AppFlag=APP_BOOT_UPGRADE_FLAG 写入BINFO_BASE 升级完成后不再清零 AppFlag，供APP启动时检测 dev_boot.h 新增 APP_BOOT_UPGRADE_FLAG(0x5A5A55A5) 定义
2026-07-14 17:24:52 +08:00
parent 74960e18ff
commit aef9d4effe
2 changed files with 3 additions and 3 deletions
@@ -5,6 +5,7 @@

 #define	APP_START_FLAG						0x55AA5A5A
 #define	APP_UPDATE_FLAG						0xA5A5AA55
+#define	APP_BOOT_UPGRADE_FLAG					0x5A5A55A5

 #define	BOOT_BASE							(FLASH_BASE)
 #define	BOOT_SIZE							(4*FLASH_SECTOR_SIZE)
@@ -15,8 +16,6 @@
 #define BOOT_PARA_ADDRESS				    (APP_ADDRESS + APP_SIZE)
 #define	BOOT_PARA_SIZE					    (FLASH_SECTOR_SIZE)

-#define	APP_START_FLAG		0x55AA5A5A
-#define	APP_UPDATE_FLAG		0xA5A5AA55

 typedef struct {
 	uint32_t AppFlag;