diff options
Diffstat (limited to 'Bootloaders/DFU')
| -rw-r--r-- | Bootloaders/DFU/BootloaderAPITable.S | 19 | ||||
| -rw-r--r-- | Bootloaders/DFU/BootloaderDFU.txt | 6 |
2 files changed, 18 insertions, 7 deletions
diff --git a/Bootloaders/DFU/BootloaderAPITable.S b/Bootloaders/DFU/BootloaderAPITable.S index 7f015f20a..b1d1b0571 100644 --- a/Bootloaders/DFU/BootloaderAPITable.S +++ b/Bootloaders/DFU/BootloaderAPITable.S @@ -32,12 +32,17 @@ .section .apitable, "ax" .org 0 +; API function jump table .global BootloaderAPI_JumpTable BootloaderAPI_JumpTable: - jmp BootloaderAPI_ErasePage - jmp BootloaderAPI_WritePage - jmp BootloaderAPI_FillWord - jmp BootloaderAPI_ReadSignature - jmp BootloaderAPI_ReadFuse - jmp BootloaderAPI_ReadLock - jmp BootloaderAPI_WriteLock + rjmp BootloaderAPI_ErasePage + rjmp BootloaderAPI_WritePage + rjmp BootloaderAPI_FillWord + rjmp BootloaderAPI_ReadSignature + rjmp BootloaderAPI_ReadFuse + rjmp BootloaderAPI_ReadLock + rjmp BootloaderAPI_WriteLock + +; Bootloader table signature +.org 30 + .word 0xDCFB diff --git a/Bootloaders/DFU/BootloaderDFU.txt b/Bootloaders/DFU/BootloaderDFU.txt index 94657f355..f7f5ee9a8 100644 --- a/Bootloaders/DFU/BootloaderDFU.txt +++ b/Bootloaders/DFU/BootloaderDFU.txt @@ -108,8 +108,14 @@ * uint8_t (*BootloaderAPI_ReadFuse)(uint16_t Address) = BOOTLOADER_API_START(4); * uint8_t (*BootloaderAPI_ReadLock)(void) = BOOTLOADER_API_START(5); * void (*BootloaderAPI_WriteLock)(uint8_t LockBits) = BOOTLOADER_API_START(6); + * + * #define BOOTLOADER_SIG_START (FLASHEND - 32) + * #define BOOTLOADER_SIGNATURE 0xDCFB * \endcode * + * From the application the API support of the bootloader can be detected by reading the FLASH memory bytes located at address + * \c BOOTLOADER_SIG_START and comparing them to the value \c BOOTLOADER_SIGNATURE. + * * \section Sec_Options Project Options * * The following defines can be found in this demo, which can control the demo behaviour when defined, or changed in value. |