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75 lines
2.0 KiB
ArmAsm
75 lines
2.0 KiB
ArmAsm
.section ".init"
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.code 32
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.align
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.global _start
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@---------------------------------------------------------------------------------
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_start:
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@---------------------------------------------------------------------------------
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b _start2
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@---------------------------------------------------------------------------------
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@ AXF addresses
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@---------------------------------------------------------------------------------
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_text_start:
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.word __text_start
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_ro_end:
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.word __ro_end
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_data_start:
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.word __data_start
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.word __bss_end
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_bss_start:
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.word __bss_start
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_bss_end:
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.word __bss_end
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@---------------------------------------------------------------------------------
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@ GamePark magic sequence
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@---------------------------------------------------------------------------------
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.word 0x44450011
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.word 0x44450011
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.word 0x01234567
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.word 0x12345678
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.word 0x23456789
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.word 0x34567890
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.word 0x45678901
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.word 0x56789012
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.word 0x23456789
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.word 0x34567890
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.word 0x45678901
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.word 0x56789012
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.word 0x23456789
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.word 0x34567890
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.word 0x45678901
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.word 0x56789012
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@---------------------------------------------------------------------------------
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_start2:
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@---------------------------------------------------------------------------------
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mrs r0, CPSR
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orr r0, r0, #0xC0
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msr CPSR_ctl, r0
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mrs r0, CPSR
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bic r0, r0, #0xC0
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orr r0, r0, #0x40
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msr CPSR_ctl,r0
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@---------------------------------------------------------------------------------
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@ global constructors
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@---------------------------------------------------------------------------------
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ldr r3,=_call_main
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mov lr,r3
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ldr r3,=__libc_init_array
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bx r3
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@---------------------------------------------------------------------------------
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@ Jump to user code
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@---------------------------------------------------------------------------------
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_call_main:
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@---------------------------------------------------------------------------------
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mov lr, #0
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ldr r3, =main
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bx r3
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.pool
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.end
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