mirror of
https://github.com/wiiu-env/wiiu-nanddumper-payload.git
synced 2024-11-29 06:34:15 +01:00
93 lines
2.5 KiB
ArmAsm
93 lines
2.5 KiB
ArmAsm
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#############################################################################################
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# FS main thread hook
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#############################################################################################
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.extern createDevThread_entry
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.globl createDevThread_hook
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createDevThread_hook:
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push {r0,lr}
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ldr r0, [r4, #0x8]
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bl createDevThread_entry
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pop {r0,lr}
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# restore original instruction
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pop {r4-r8,pc}
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#############################################################################################
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# devices handle hooks
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#############################################################################################
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.extern getMdDeviceById
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.globl getMdDeviceById_hook
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getMdDeviceById_hook:
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mov r4, r0
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push {lr}
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bl getMdDeviceById
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pop {lr}
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cmp r0, #0
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moveq r0, r4
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bxeq lr
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pop {r4,r5,pc}
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#############################################################################################
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# syslog hook
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#############################################################################################
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.globl syslogOutput_hook
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syslogOutput_hook:
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# push {r0,lr}
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# bl dump_syslog
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# pop {r0,lr}
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# restore original instruction
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pop {r4-r8,r10,pc}
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#############################################################################################
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# Original NAND read functions
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#############################################################################################
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.globl slcRead1_original
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slcRead1_original:
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push {r4-r8,lr}
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ldr r4, [pc]
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bx r4
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.word 0x107B9990
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.globl sdcardRead_original
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sdcardRead_original:
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push {r4,lr}
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ldr r4, [pc]
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bx r4
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.word 0x107BDDD4
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#############################################################################################
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# DEBUG STUFF
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#############################################################################################
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# # # # # # # # # #
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# DEBUG STUFF #
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# # # # # # # # # #
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#mlcRead1_dbg:
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# mlcRead1_dbg_stackframe equ (4*6)
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# mov r12, r0
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# push {r0-r3,r12,lr}
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# adr r0, mlcRead1_dbg_format
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# ldr r1, [sp, #mlcRead1_dbg_stackframe+9*4]
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# bl FS_SYSLOG_OUTPUT
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# pop {r0-r3,lr,pc} # replaces mov lr, r0
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# mlcRead1_dbg_format:
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# .ascii "mlcRead1 : %08X %08X %08X"
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# .byte 0x0a
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# .byte 0x00
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# .align 0x4
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#
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#mlcRead1_end_hook:
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# mlcRead1_end_hook_stackframe equ (4*10)
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# push {r0}
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# mov r0, #50
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# bl FS_SLEEP
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# ldr r0, =sdcard_read_buffer
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# ldr r1, [sp, #mlcRead1_end_hook_stackframe+4*1]
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# mov r2, #0x200
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# bl FS_MEMCPY
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# ldr r0, =sdcard_read_buffer
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# str r6, [r0]
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# mov r1, #0x200
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# bl dump_data
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# pop {r0,r4-r11,pc}
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