Index: rom_api.h
===================================================================
--- /YC3121_SDK/fw/core/rom_api.h	(revision 581)
+++ /YC3121_SDK/fw/core/rom_api.h	(working copy)
@@ -32,6 +32,7 @@
 /* QSPI */
 #define FUNC_ENC_WRITE_FLASH_ADDR        (0x51f0 + 1)
 #define FUNC_QSPI_FLASH_SECTORERASE_ADDR (0x48b4 + 1)
+#define FUNC_QSPI_FLASH_BLOCKERASE_ADDR  (0x48c0 + 1)
 #define FUNC_QSPI_FLASH_WRITE_ADDR       (0x47f4 + 1)
 #define FUNC_QSPI_FLASH_READ_ADDR        (0x48f6 + 1)
 #define FUNC_FLASH_BLANK_CHECK           (0x513c + 1)