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Original file line number | Diff line number | Diff line change |
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/*--------------------------------------------------------------------------------- | ||
Copyright (C) 2006 - 2016 | ||
Michael Chisholm (Chishm) | ||
Dave Murphy (WinterMute) | ||
This software is provided 'as-is', without any express or implied | ||
warranty. In no event will the authors be held liable for any | ||
damages arising from the use of this software. | ||
Permission is granted to anyone to use this software for any | ||
purpose, including commercial applications, and to alter it and | ||
redistribute it freely, subject to the following restrictions: | ||
1. The origin of this software must not be misrepresented; you | ||
must not claim that you wrote the original software. If you use | ||
this software in a product, an acknowledgment in the product | ||
documentation would be appreciated but is not required. | ||
2. Altered source versions must be plainly marked as such, and | ||
must not be misrepresented as being the original software. | ||
3. This notice may not be removed or altered from any source | ||
distribution. | ||
---------------------------------------------------------------------------------*/ | ||
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#include <nds/arm9/dldi_asm.h> | ||
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.align 4 | ||
.arm | ||
.global _io_dldi_stub | ||
@--------------------------------------------------------------------------------- | ||
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.equ DLDI_ALLOCATED_SPACE, 32768 | ||
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_io_dldi_stub: | ||
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dldi_start: | ||
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@--------------------------------------------------------------------------------- | ||
@ Driver patch file standard header -- 16 bytes | ||
.word 0xBF8DA5ED @ Magic number to identify this region | ||
.asciz " Chishm" @ Identifying Magic string (8 bytes with null terminator) | ||
.byte 0x01 @ Version number | ||
.byte DLDI_SIZE_32KB @32KiB @ Log [base-2] of the size of this driver in bytes. | ||
.byte 0x00 @ Sections to fix | ||
.byte DLDI_SIZE_32KB @32KiB @ Log [base-2] of the allocated space in bytes. | ||
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@--------------------------------------------------------------------------------- | ||
@ Text identifier - can be anything up to 47 chars + terminating null -- 16 bytes | ||
.align 4 | ||
.asciz "Default (No interface)" | ||
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@--------------------------------------------------------------------------------- | ||
@ Offsets to important sections within the data -- 32 bytes | ||
.align 6 | ||
.word dldi_start @ data start | ||
.word dldi_end @ data end | ||
.word 0x00000000 @ Interworking glue start -- Needs address fixing | ||
.word 0x00000000 @ Interworking glue end | ||
.word 0x00000000 @ GOT start -- Needs address fixing | ||
.word 0x00000000 @ GOT end | ||
.word 0x00000000 @ bss start -- Needs setting to zero | ||
.word 0x00000000 @ bss end | ||
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@--------------------------------------------------------------------------------- | ||
@ DISC_INTERFACE data -- 32 bytes | ||
.ascii "DLDI" @ ioType | ||
.word 0x00000000 @ Features | ||
.word _DLDI_startup @ | ||
.word _DLDI_isInserted @ | ||
.word _DLDI_readSectors @ Function pointers to standard device driver functions | ||
.word _DLDI_writeSectors @ | ||
.word _DLDI_clearStatus @ | ||
.word _DLDI_shutdown @ | ||
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@--------------------------------------------------------------------------------- | ||
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_DLDI_startup: | ||
_DLDI_isInserted: | ||
_DLDI_readSectors: | ||
_DLDI_writeSectors: | ||
_DLDI_clearStatus: | ||
_DLDI_shutdown: | ||
mov r0, #0x00 @ Return false for every function | ||
bx lr | ||
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@--------------------------------------------------------------------------------- | ||
.align | ||
.pool | ||
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dldi_data_end: | ||
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@ Pad to end of allocated space | ||
.space DLDI_ALLOCATED_SPACE - (dldi_data_end - dldi_start) | ||
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dldi_end: | ||
.end | ||
@--------------------------------------------------------------------------------- |
Submodule libnds32
deleted from
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