Merge commit '60b30c036397cb5627fa374bb930794b225daa29' as 'lib/lufa'

[qmk_firmware.git] / lib / lufa / Bootloaders / CDC / BootloaderAPITable.S

diff --git a/lib/lufa/Bootloaders/CDC/BootloaderAPITable.S b/lib/lufa/Bootloaders/CDC/BootloaderAPITable.S
new file mode 100644 (file)
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+++ b/lib/lufa/Bootloaders/CDC/BootloaderAPITable.S
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+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2017.
+
+  dean [at] fourwalledcubicle [dot] com
+           www.lufa-lib.org
+*/
+
+/*
+  Copyright 2017  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+  Permission to use, copy, modify, distribute, and sell this
+  software and its documentation for any purpose is hereby granted
+  without fee, provided that the above copyright notice appear in
+  all copies and that both that the copyright notice and this
+  permission notice and warranty disclaimer appear in supporting
+  documentation, and that the name of the author not be used in
+  advertising or publicity pertaining to distribution of the
+  software without specific, written prior permission.
+
+  The author disclaims all warranties with regard to this
+  software, including all implied warranties of merchantability
+  and fitness.  In no event shall the author be liable for any
+  special, indirect or consequential damages or any damages
+  whatsoever resulting from loss of use, data or profits, whether
+  in an action of contract, negligence or other tortious action,
+  arising out of or in connection with the use or performance of
+  this software.
+*/
+
+; Trampolines to actual API implementations if the target address is outside the
+; range of a rjmp instruction (can happen with large bootloader sections)
+.section .apitable_trampolines, "ax"
+.global BootloaderAPI_Trampolines
+BootloaderAPI_Trampolines:
+
+       BootloaderAPI_ErasePage_Trampoline:
+               jmp BootloaderAPI_ErasePage
+       BootloaderAPI_WritePage_Trampoline:
+               jmp BootloaderAPI_WritePage
+       BootloaderAPI_FillWord_Trampoline:
+               jmp BootloaderAPI_FillWord
+       BootloaderAPI_ReadSignature_Trampoline:
+               jmp BootloaderAPI_ReadSignature
+       BootloaderAPI_ReadFuse_Trampoline:
+               jmp BootloaderAPI_ReadFuse
+       BootloaderAPI_ReadLock_Trampoline:
+               jmp BootloaderAPI_ReadLock
+       BootloaderAPI_WriteLock_Trampoline:
+               jmp BootloaderAPI_WriteLock
+       BootloaderAPI_UNUSED1:
+               ret
+       BootloaderAPI_UNUSED2:
+               ret
+       BootloaderAPI_UNUSED3:
+               ret
+       BootloaderAPI_UNUSED4:
+               ret
+       BootloaderAPI_UNUSED5:
+               ret
+
+
+
+; API function jump table
+.section .apitable_jumptable, "ax"
+.global BootloaderAPI_JumpTable
+BootloaderAPI_JumpTable:
+
+       rjmp BootloaderAPI_ErasePage_Trampoline
+       rjmp BootloaderAPI_WritePage_Trampoline
+       rjmp BootloaderAPI_FillWord_Trampoline
+       rjmp BootloaderAPI_ReadSignature_Trampoline
+       rjmp BootloaderAPI_ReadFuse_Trampoline
+       rjmp BootloaderAPI_ReadLock_Trampoline
+       rjmp BootloaderAPI_WriteLock_Trampoline
+       rjmp BootloaderAPI_UNUSED1 ; UNUSED ENTRY 1
+       rjmp BootloaderAPI_UNUSED2 ; UNUSED ENTRY 2
+       rjmp BootloaderAPI_UNUSED3 ; UNUSED ENTRY 3
+       rjmp BootloaderAPI_UNUSED4 ; UNUSED ENTRY 4
+       rjmp BootloaderAPI_UNUSED5 ; UNUSED ENTRY 5
+
+
+
+; Bootloader table signatures and information
+.section .apitable_signatures, "ax"
+.global BootloaderAPI_Signatures
+BootloaderAPI_Signatures:
+
+       .long BOOT_START_ADDR ; Start address of the bootloader
+       .word 0xDF00 ; Signature for the CDC class bootloader
+       .word 0xDCFB ; Signature for a LUFA class bootloader