1 files changed, 9 insertions, 1 deletions

diff --git a/firmware/export/bootdata.h b/firmware/export/bootdata.h
index 322d50c20d..319f442511 100644
--- a/firmware/export/bootdata.h
+++ b/firmware/export/bootdata.h
@@ -22,6 +22,7 @@
 
 #ifndef __ASSEMBLER__
 #include <stdint.h>
+#include "system.h"
 #endif
 
 /* /!\ This file can be included in assembly files /!\ */
@@ -36,6 +37,7 @@
 
 #define BOOT_DATA_MAGIC0    ('r' | 'b' << 8 | 'm' << 16 | 'a' << 24)
 #define BOOT_DATA_MAGIC1    ('g' | 'i' << 8 | 'c' << 16 | '!' << 24)
+#define BOOT_DATA_VERSION   0
 
 /* maximum size of payload */
 #define BOOT_DATA_PAYLOAD_SIZE  4
@@ -58,6 +60,7 @@ struct boot_data_t
         struct
         {
             uint8_t boot_volume;
+            uint8_t version;
         };
         uint8_t payload[BOOT_DATA_PAYLOAD_SIZE];
     };
@@ -65,6 +68,9 @@ struct boot_data_t
 
 #if !defined(BOOTLOADER)
 extern struct boot_data_t boot_data;
+extern bool boot_data_valid;
+
+void verify_boot_data(void) INIT_ATTR;
 #endif
 #else /* __ASSEMBLER__ */
 
@@ -76,7 +82,9 @@ boot_data:
     .word   BOOT_DATA_MAGIC0
     .word   BOOT_DATA_MAGIC1
     .word   BOOT_DATA_PAYLOAD_SIZE
-    .space  BOOT_DATA_PAYLOAD_SIZE, 0xff /* payload, initialised with value 0xff */
+    .byte   0xff                /* boot volume */
+    .byte   BOOT_DATA_VERSION   /* maximum supported boot protocol version */
+    .space  (BOOT_DATA_PAYLOAD_SIZE - 2), 0xff  /* remainder of payload */
 .endm
 
 #endif