diff options
Diffstat (limited to 'Bootloaders/CDC')
| -rw-r--r-- | Bootloaders/CDC/BootloaderAPI.c | 1 | ||||
| -rw-r--r-- | Bootloaders/CDC/BootloaderAPITable.S | 19 | ||||
| -rw-r--r-- | Bootloaders/CDC/BootloaderCDC.txt | 7 | ||||
| -rw-r--r-- | Bootloaders/CDC/Descriptors.c | 2 |
4 files changed, 20 insertions, 9 deletions
diff --git a/Bootloaders/CDC/BootloaderAPI.c b/Bootloaders/CDC/BootloaderAPI.c index 326adb4d3..26705f876 100644 --- a/Bootloaders/CDC/BootloaderAPI.c +++ b/Bootloaders/CDC/BootloaderAPI.c @@ -71,4 +71,3 @@ void BootloaderAPI_WriteLock(const uint8_t LockBits) { boot_lock_bits_set_safe(LockBits); } - diff --git a/Bootloaders/CDC/BootloaderAPITable.S b/Bootloaders/CDC/BootloaderAPITable.S index 7f015f20a..b1d1b0571 100644 --- a/Bootloaders/CDC/BootloaderAPITable.S +++ b/Bootloaders/CDC/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/CDC/BootloaderCDC.txt b/Bootloaders/CDC/BootloaderCDC.txt index ab45ad1b8..584143e34 100644 --- a/Bootloaders/CDC/BootloaderCDC.txt +++ b/Bootloaders/CDC/BootloaderCDC.txt @@ -103,8 +103,15 @@ * 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 * + * Bootloaders reporting a device release revision number of 1.00 or greater are bootloader API enabled. 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. diff --git a/Bootloaders/CDC/Descriptors.c b/Bootloaders/CDC/Descriptors.c index bf8c8195a..18afdf8b0 100644 --- a/Bootloaders/CDC/Descriptors.c +++ b/Bootloaders/CDC/Descriptors.c @@ -55,7 +55,7 @@ const USB_Descriptor_Device_t DeviceDescriptor = .VendorID = 0x03EB, .ProductID = 0x204A, - .ReleaseNumber = VERSION_BCD(00.01), + .ReleaseNumber = VERSION_BCD(01.00), .ManufacturerStrIndex = NO_DESCRIPTOR, .ProductStrIndex = 0x01, |