73 lines
2.1 KiB
ArmAsm
73 lines
2.1 KiB
ArmAsm
@ This file is part of Luma3DS
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@ Copyright (C) 2016-2019 Aurora Wright, TuxSH
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@
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@ This program is free software: you can redistribute it and/or modify
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@ it under the terms of the GNU General Public License as published by
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@ the Free Software Foundation, either version 3 of the License, or
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@ (at your option) any later version.
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@
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@ This program is distributed in the hope that it will be useful,
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@ but WITHOUT ANY WARRANTY; without even the implied warranty of
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@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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@ GNU General Public License for more details.
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@
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@ You should have received a copy of the GNU General Public License
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@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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@
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@ Additional Terms 7.b and 7.c of GPLv3 apply to this file:
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@ * Requiring preservation of specified reasonable legal notices or
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@ author attributions in that material or in the Appropriate Legal
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@ Notices displayed by works containing it.
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@ * Prohibiting misrepresentation of the origin of that material,
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@ or requiring that modified versions of such material be marked in
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@ reasonable ways as different from the original version.
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.section .text.start
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.balign 4
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.global _start
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_start:
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b start
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b startPhys
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b _bindSGI0Hook
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b configHook
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b undefinedInstructionHandler
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b svcHandler
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b prefetchAbortHandler
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b dataAbortHandler
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.word __end__
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.word kExtParameters
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.word 1 @ enableUserExceptionHandlersForCPUExc
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b KThread__DebugReschedule
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start:
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@ Only core0 executes this, the other cores are running coreBarrier
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@ Skipped instruction:
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str r1, [r4, #0x8]
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push {r0-r12, lr}
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sub r0, r4, #8
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sub r1, r8, #0x8000
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bl main
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pop {r0-r12, pc}
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startPhys:
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push {r0-r12, lr}
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mrc p15, 0, r0, c0, c0, 5 @ CPUID register
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and r0, #3
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mov r1, r2
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bl relocateAndSetupMMU
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pop {r0-r12, lr}
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mov r12, #0x20000000 @ instruction that has been patched
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bx lr
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_bindSGI0Hook:
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push {r0-r12, lr}
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bl bindSGI0Hook
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pop {r0-r12, pc}
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