mirror of
https://github.com/pret/pokefirered.git
synced 2026-05-06 05:35:23 -05:00
925 lines
14 KiB
ArmAsm
925 lines
14 KiB
ArmAsm
.include "asm/macros.inc"
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.include "constants/constants.inc"
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.syntax unified
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.text
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thumb_func_start MultiBootInit
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MultiBootInit: @ 800BC20
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adds r2, r0, 0
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movs r1, 0
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strb r1, [r2, 0x1E]
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strb r1, [r2, 0x18]
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strb r1, [r2, 0x1D]
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adds r3, r2, 0
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adds r3, 0x4A
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movs r0, 0xF
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strb r0, [r3]
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adds r0, r2, 0
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adds r0, 0x48
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strb r1, [r0]
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strh r1, [r2, 0x16]
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ldr r0, _0800BC4C @ =0x04000134
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strh r1, [r0]
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ldr r2, _0800BC50 @ =0x04000128
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ldr r3, _0800BC54 @ =0x00002003
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adds r0, r3, 0
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strh r0, [r2]
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ldr r0, _0800BC58 @ =0x0400012a
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strh r1, [r0]
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bx lr
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.align 2, 0
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_0800BC4C: .4byte 0x04000134
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_0800BC50: .4byte 0x04000128
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_0800BC54: .4byte 0x00002003
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_0800BC58: .4byte 0x0400012a
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thumb_func_end MultiBootInit
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thumb_func_start MultiBootMain
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MultiBootMain: @ 800BC5C
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push {r4-r7,lr}
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mov r7, r10
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mov r6, r9
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mov r5, r8
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push {r5-r7}
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adds r7, r0, 0
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bl MultiBootCheckComplete
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cmp r0, 0
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beq _0800BC72
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b _0800C03A
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_0800BC72:
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adds r0, r7, 0
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adds r0, 0x4A
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ldrb r1, [r0]
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mov r10, r0
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cmp r1, 0xF
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bls _0800BC86
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subs r0, r1, 0x1
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mov r1, r10
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strb r0, [r1]
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b _0800C03A
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_0800BC86:
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adds r1, r7, 0
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adds r1, 0x48
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ldrb r0, [r1]
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cmp r0, 0
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beq _0800BCB0
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movs r0, 0
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strb r0, [r1]
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ldr r0, _0800BCAC @ =0x04000128
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ldrh r0, [r0]
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movs r5, 0xFC
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ands r5, r0
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cmp r5, 0x8
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beq _0800BCB0
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adds r0, r7, 0
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bl MultiBootInit
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movs r0, 0x8
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eors r0, r5
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b _0800C03C
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.align 2, 0
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_0800BCAC: .4byte 0x04000128
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_0800BCB0:
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ldrb r0, [r7, 0x18]
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cmp r0, 0xDF
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bls _0800BD02
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adds r0, r7, 0
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bl MultiBootHandShake
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adds r5, r0, 0
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cmp r5, 0
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beq _0800BCC4
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b _0800C03C
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_0800BCC4:
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adds r0, r7, 0
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adds r0, 0x4B
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ldrb r0, [r0]
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cmp r0, 0x1
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bne _0800BCE0
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ldrb r0, [r7, 0x18]
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cmp r0, 0xE1
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bls _0800BCE0
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adds r0, r7, 0
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bl MultiBootCheckComplete
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cmp r0, 0
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bne _0800BCE0
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b _0800C02A
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_0800BCE0:
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adds r0, r7, 0
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bl MultiBootCheckComplete
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cmp r0, 0
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beq _0800BCEC
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b _0800C03A
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_0800BCEC:
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ldrh r0, [r7, 0x16]
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cmp r0, 0
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bne _0800BCFC
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adds r0, r7, 0
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bl MultiBootInit
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movs r0, 0x71
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b _0800C03C
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_0800BCFC:
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subs r0, 0x1
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strh r0, [r7, 0x16]
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b _0800C03A
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_0800BD02:
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ldrb r0, [r7, 0x18]
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cmp r0, 0x2
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bne _0800BD0A
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b _0800BE40
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_0800BD0A:
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cmp r0, 0x2
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bgt _0800BD18
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cmp r0, 0
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beq _0800BD26
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cmp r0, 0x1
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beq _0800BDE2
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b _0800BF78
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_0800BD18:
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cmp r0, 0xD0
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bne _0800BD1E
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b _0800BE8C
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_0800BD1E:
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cmp r0, 0xD1
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bne _0800BD24
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b _0800BF26
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_0800BD24:
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b _0800BF78
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_0800BD26:
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movs r3, 0xE
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movs r5, 0x3
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ldr r0, _0800BD6C @ =0x04000120
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ldrh r0, [r0, 0x6]
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adds r1, r0, 0
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ldr r0, _0800BD70 @ =0x0000ffff
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ldrb r2, [r7, 0x1E]
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adds r6, r2, 0
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cmp r1, r0
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bne _0800BD4E
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adds r4, r1, 0
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ldr r1, _0800BD74 @ =0x04000126
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_0800BD3E:
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asrs r3, 1
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subs r1, 0x2
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subs r5, 0x1
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cmp r5, 0
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beq _0800BD4E
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ldrh r0, [r1]
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cmp r0, r4
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beq _0800BD3E
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_0800BD4E:
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movs r0, 0xE
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ands r3, r0
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strb r3, [r7, 0x1D]
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movs r5, 0x3
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ldr r0, _0800BD6C @ =0x04000120
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ldrh r0, [r0, 0x6]
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adds r4, r0, 0
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asrs r0, r2, 3
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movs r1, 0x1
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ands r0, r1
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cmp r0, 0
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beq _0800BD7C
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ldr r0, _0800BD78 @ =0x00007208
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b _0800BDA2
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.align 2, 0
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_0800BD6C: .4byte 0x04000120
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_0800BD70: .4byte 0x0000ffff
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_0800BD74: .4byte 0x04000126
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_0800BD78: .4byte 0x00007208
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_0800BD7C:
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subs r5, 0x1
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cmp r5, 0
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beq _0800BDA8
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lsls r0, r5, 1
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ldr r1, _0800BDD0 @ =0x04000120
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adds r0, r1
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ldrh r0, [r0]
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adds r4, r0, 0
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adds r0, r2, 0
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asrs r0, r5
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movs r1, 0x1
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ands r0, r1
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cmp r0, 0
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beq _0800BD7C
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adds r0, r1, 0
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lsls r0, r5
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movs r1, 0xE4
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lsls r1, 7
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orrs r0, r1
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_0800BDA2:
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cmp r4, r0
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beq _0800BD7C
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movs r3, 0
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_0800BDA8:
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adds r0, r3, 0
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ands r0, r6
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strb r0, [r7, 0x1E]
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cmp r3, 0
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bne _0800BDB8
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movs r0, 0xF
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mov r2, r10
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strb r0, [r2]
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_0800BDB8:
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mov r1, r10
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ldrb r0, [r1]
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cmp r0, 0
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bne _0800BDD4
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ldrb r0, [r7, 0x1D]
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ldrb r2, [r7, 0x1E]
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cmp r0, r2
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beq _0800BDDA
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adds r0, r7, 0
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bl MultiBootStartProbe
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b _0800BDE2
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.align 2, 0
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_0800BDD0: .4byte 0x04000120
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_0800BDD4:
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subs r0, 0x1
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mov r1, r10
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strb r0, [r1]
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_0800BDDA:
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ldrb r1, [r7, 0x1E]
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movs r2, 0xC4
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lsls r2, 7
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b _0800BEE2
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_0800BDE2:
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adds r1, r7, 0
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adds r1, 0x49
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movs r0, 0
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strb r0, [r1]
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movs r5, 0x3
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mov r12, r1
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ldr r3, _0800BE38 @ =gUnknown_3000E6C
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_0800BDF0:
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lsls r0, r5, 1
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ldr r2, _0800BE3C @ =0x04000120
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adds r0, r2
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ldrh r0, [r0]
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adds r4, r0, 0
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asrs r0, r4, 8
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subs r2, r5, 0x1
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cmp r0, 0x72
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bne _0800BE1A
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lsls r0, r2, 1
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adds r0, r3
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strh r4, [r0]
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movs r0, 0xFF
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ands r4, r0
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movs r0, 0x1
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lsls r0, r5
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cmp r4, r0
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bne _0800BE1A
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ldrb r0, [r1]
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orrs r4, r0
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strb r4, [r1]
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_0800BE1A:
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adds r5, r2, 0
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cmp r5, 0
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bne _0800BDF0
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ldrb r0, [r7, 0x1D]
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mov r1, r12
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ldrb r1, [r1]
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cmp r0, r1
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bne _0800BDDA
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movs r0, 0x2
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strb r0, [r7, 0x18]
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mov r2, r12
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ldrb r1, [r2]
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movs r2, 0xC2
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lsls r2, 7
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b _0800BEE2
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.align 2, 0
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_0800BE38: .4byte gUnknown_3000E6C
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_0800BE3C: .4byte 0x04000120
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_0800BE40:
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movs r5, 0x3
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movs r0, 0x49
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adds r0, r7
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mov r12, r0
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mov r4, r12
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movs r6, 0x1
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ldr r1, _0800BE84 @ =gUnknown_3000E6C
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mov r9, r1
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ldr r2, _0800BE88 @ =0x04000120
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mov r8, r2
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_0800BE54:
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ldrb r3, [r4]
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adds r0, r3, 0
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asrs r0, r5
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ands r0, r6
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subs r2, r5, 0x1
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cmp r0, 0
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beq _0800BE7A
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lsls r0, r5, 1
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add r0, r8
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ldrh r1, [r0]
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lsls r0, r2, 1
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add r0, r9
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ldrh r0, [r0]
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cmp r1, r0
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beq _0800BE7A
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adds r0, r6, 0
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lsls r0, r5
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eors r3, r0
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strb r3, [r4]
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_0800BE7A:
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adds r5, r2, 0
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cmp r5, 0
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bne _0800BE54
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b _0800BFE0
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.align 2, 0
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_0800BE84: .4byte gUnknown_3000E6C
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_0800BE88: .4byte 0x04000120
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_0800BE8C:
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movs r3, 0x1
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movs r5, 0x3
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movs r0, 0x49
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adds r0, r7
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mov r12, r0
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adds r6, r7, 0
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adds r6, 0x19
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ldr r1, _0800BEF0 @ =gUnknown_3000E6C
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mov r8, r1
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_0800BE9E:
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lsls r0, r5, 1
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ldr r2, _0800BEF4 @ =0x04000120
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adds r0, r2
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ldrh r0, [r0]
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adds r4, r0, 0
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subs r2, r5, 0x1
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adds r0, r6, r2
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strb r4, [r0]
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mov r0, r12
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ldrb r1, [r0]
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asrs r1, r5
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movs r0, 0x1
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ands r1, r0
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cmp r1, 0
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beq _0800BED2
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asrs r0, r4, 8
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subs r0, 0x72
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cmp r0, 0x1
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bls _0800BEC6
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b _0800C030
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_0800BEC6:
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lsls r0, r2, 1
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add r0, r8
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ldrh r0, [r0]
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cmp r4, r0
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bne _0800BED2
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movs r3, 0
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_0800BED2:
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adds r5, r2, 0
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cmp r5, 0
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bne _0800BE9E
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cmp r3, 0
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bne _0800BEF8
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ldrb r1, [r7, 0x1C]
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movs r2, 0xC6
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lsls r2, 7
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_0800BEE2:
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adds r0, r2, 0
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orrs r1, r0
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adds r0, r7, 0
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bl MultiBootSend
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b _0800C03C
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.align 2, 0
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_0800BEF0: .4byte gUnknown_3000E6C
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_0800BEF4: .4byte 0x04000120
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_0800BEF8:
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movs r0, 0xD1
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strb r0, [r7, 0x18]
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movs r3, 0x11
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movs r5, 0x3
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adds r1, r6, 0x2
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_0800BF02:
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ldrb r0, [r1]
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adds r3, r0
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subs r1, 0x1
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subs r5, 0x1
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cmp r5, 0
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bne _0800BF02
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strb r3, [r7, 0x14]
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movs r0, 0xFF
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ands r3, r0
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movs r1, 0xC8
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lsls r1, 7
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adds r0, r1, 0
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orrs r3, r0
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adds r0, r7, 0
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adds r1, r3, 0
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bl MultiBootSend
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b _0800C03C
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_0800BF26:
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movs r5, 0x3
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movs r2, 0x49
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ldrb r1, [r2, r7]
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ldr r2, _0800BF64 @ =0x04000126
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movs r3, 0x1
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_0800BF30:
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ldrh r0, [r2]
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adds r4, r0, 0
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adds r0, r1, 0
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asrs r0, r5
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ands r0, r3
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cmp r0, 0
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beq _0800BF44
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asrs r0, r4, 8
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cmp r0, 0x73
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bne _0800C030
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_0800BF44:
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subs r2, 0x2
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subs r5, 0x1
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cmp r5, 0
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bne _0800BF30
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adds r0, r7, 0
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bl MultiBoot
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adds r5, r0, 0
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cmp r5, 0
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bne _0800BF68
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movs r0, 0xE0
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strb r0, [r7, 0x18]
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adds r0, 0xB0
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strh r0, [r7, 0x16]
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b _0800C03A
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.align 2, 0
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_0800BF64: .4byte 0x04000126
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_0800BF68:
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adds r0, r7, 0
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bl MultiBootInit
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movs r0, 0x1E
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mov r1, r10
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strb r0, [r1]
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movs r0, 0x70
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b _0800C03C
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_0800BF78:
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movs r5, 0x3
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movs r2, 0x49
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adds r2, r7
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mov r12, r2
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mov r8, r12
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movs r0, 0x1
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mov r9, r0
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_0800BF86:
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mov r1, r8
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ldrb r6, [r1]
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adds r0, r6, 0
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asrs r0, r5
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mov r2, r9
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ands r0, r2
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cmp r0, 0
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beq _0800BFC0
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lsls r0, r5, 1
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ldr r1, _0800BFDC @ =0x04000120
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adds r0, r1
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ldrh r0, [r0]
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adds r4, r0, 0
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asrs r2, r4, 8
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ldrb r0, [r7, 0x18]
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lsrs r0, 1
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movs r1, 0x62
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subs r1, r0
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mov r3, r9
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lsls r3, r5
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cmp r2, r1
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bne _0800BFBA
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movs r0, 0xFF
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ands r4, r0
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cmp r4, r3
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beq _0800BFC0
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_0800BFBA:
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eors r6, r3
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mov r2, r8
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strb r6, [r2]
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_0800BFC0:
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subs r5, 0x1
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cmp r5, 0
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bne _0800BF86
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ldrb r0, [r7, 0x18]
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cmp r0, 0xC4
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bne _0800BFE0
|
|
mov r0, r12
|
|
ldrb r1, [r0]
|
|
movs r0, 0xE
|
|
ands r0, r1
|
|
strb r0, [r7, 0x1E]
|
|
strb r5, [r7, 0x18]
|
|
b _0800BDDA
|
|
.align 2, 0
|
|
_0800BFDC: .4byte 0x04000120
|
|
_0800BFE0:
|
|
mov r1, r12
|
|
ldrb r0, [r1]
|
|
cmp r0, 0
|
|
bne _0800BFF2
|
|
adds r0, r7, 0
|
|
bl MultiBootInit
|
|
movs r0, 0x50
|
|
b _0800C03C
|
|
_0800BFF2:
|
|
ldrb r0, [r7, 0x18]
|
|
adds r0, 0x2
|
|
strb r0, [r7, 0x18]
|
|
lsls r0, 24
|
|
lsrs r0, 24
|
|
cmp r0, 0xC4
|
|
bne _0800C002
|
|
b _0800BDDA
|
|
_0800C002:
|
|
ldrb r0, [r7, 0x18]
|
|
ldr r1, [r7, 0x28]
|
|
adds r0, r1
|
|
subs r1, r0, 0x3
|
|
ldrb r2, [r1]
|
|
lsls r2, 8
|
|
subs r0, 0x4
|
|
ldrb r1, [r0]
|
|
orrs r1, r2
|
|
adds r0, r7, 0
|
|
bl MultiBootSend
|
|
adds r5, r0, 0
|
|
cmp r5, 0
|
|
bne _0800C03C
|
|
adds r0, r7, 0
|
|
adds r0, 0x4B
|
|
ldrb r0, [r0]
|
|
cmp r0, 0x1
|
|
bne _0800C03A
|
|
_0800C02A:
|
|
bl MultiBootWaitSendDone
|
|
b _0800BC86
|
|
_0800C030:
|
|
adds r0, r7, 0
|
|
bl MultiBootInit
|
|
movs r0, 0x60
|
|
b _0800C03C
|
|
_0800C03A:
|
|
movs r0, 0
|
|
_0800C03C:
|
|
pop {r3-r5}
|
|
mov r8, r3
|
|
mov r9, r4
|
|
mov r10, r5
|
|
pop {r4-r7}
|
|
pop {r1}
|
|
bx r1
|
|
thumb_func_end MultiBootMain
|
|
|
|
thumb_func_start MultiBootSend
|
|
MultiBootSend: @ 800C04C
|
|
push {r4,lr}
|
|
adds r2, r0, 0
|
|
lsls r1, 16
|
|
lsrs r1, 16
|
|
ldr r3, _0800C078 @ =0x04000128
|
|
ldrh r0, [r3]
|
|
movs r4, 0x8C
|
|
ands r4, r0
|
|
cmp r4, 0x8
|
|
bne _0800C084
|
|
ldr r0, _0800C07C @ =0x0400012a
|
|
strh r1, [r0]
|
|
ldr r1, _0800C080 @ =0x00002083
|
|
adds r0, r1, 0
|
|
strh r0, [r3]
|
|
adds r1, r2, 0
|
|
adds r1, 0x48
|
|
movs r0, 0x1
|
|
strb r0, [r1]
|
|
movs r0, 0
|
|
b _0800C090
|
|
.align 2, 0
|
|
_0800C078: .4byte 0x04000128
|
|
_0800C07C: .4byte 0x0400012a
|
|
_0800C080: .4byte 0x00002083
|
|
_0800C084:
|
|
adds r0, r2, 0
|
|
bl MultiBootInit
|
|
movs r0, 0x8
|
|
eors r4, r0
|
|
adds r0, r4, 0
|
|
_0800C090:
|
|
pop {r4}
|
|
pop {r1}
|
|
bx r1
|
|
thumb_func_end MultiBootSend
|
|
|
|
thumb_func_start MultiBootStartProbe
|
|
MultiBootStartProbe: @ 800C098
|
|
push {lr}
|
|
adds r1, r0, 0
|
|
ldrb r0, [r1, 0x18]
|
|
cmp r0, 0
|
|
beq _0800C0AA
|
|
adds r0, r1, 0
|
|
bl MultiBootInit
|
|
b _0800C0B6
|
|
_0800C0AA:
|
|
adds r2, r1, 0
|
|
adds r2, 0x4A
|
|
strb r0, [r2]
|
|
strb r0, [r1, 0x1E]
|
|
movs r0, 0x1
|
|
strb r0, [r1, 0x18]
|
|
_0800C0B6:
|
|
pop {r0}
|
|
bx r0
|
|
thumb_func_end MultiBootStartProbe
|
|
|
|
thumb_func_start MultiBootStartMaster
|
|
MultiBootStartMaster: @ 800C0BC
|
|
push {r4-r7,lr}
|
|
adds r4, r0, 0
|
|
adds r6, r1, 0
|
|
ldr r0, [sp, 0x14]
|
|
lsls r3, 24
|
|
lsrs r5, r3, 24
|
|
lsls r0, 24
|
|
lsrs r7, r0, 24
|
|
movs r3, 0
|
|
ldrb r0, [r4, 0x18]
|
|
cmp r0, 0
|
|
bne _0800C0F8
|
|
ldrb r0, [r4, 0x1E]
|
|
cmp r0, 0
|
|
beq _0800C0F8
|
|
adds r0, r4, 0
|
|
adds r0, 0x4A
|
|
ldrb r0, [r0]
|
|
cmp r0, 0
|
|
bne _0800C0F8
|
|
str r6, [r4, 0x20]
|
|
adds r2, 0xF
|
|
movs r0, 0x10
|
|
negs r0, r0
|
|
ands r2, r0
|
|
subs r0, 0xF0
|
|
adds r1, r2, r0
|
|
ldr r0, _0800C100 @ =0x0003ff00
|
|
cmp r1, r0
|
|
bls _0800C104
|
|
_0800C0F8:
|
|
adds r0, r4, 0
|
|
bl MultiBootInit
|
|
b _0800C178
|
|
.align 2, 0
|
|
_0800C100: .4byte 0x0003ff00
|
|
_0800C104:
|
|
adds r0, r6, r2
|
|
str r0, [r4, 0x24]
|
|
lsls r1, r7, 24
|
|
movs r2, 0x80
|
|
lsls r2, 19
|
|
adds r0, r1, r2
|
|
asrs r0, 24
|
|
adds r2, r1, 0
|
|
cmp r0, 0x8
|
|
bhi _0800C164
|
|
lsls r0, 2
|
|
ldr r1, _0800C124 @ =_0800C128
|
|
adds r0, r1
|
|
ldr r0, [r0]
|
|
mov pc, r0
|
|
.align 2, 0
|
|
_0800C124: .4byte _0800C128
|
|
.align 2, 0
|
|
_0800C128:
|
|
.4byte _0800C14C
|
|
.4byte _0800C14C
|
|
.4byte _0800C14C
|
|
.4byte _0800C14C
|
|
.4byte _0800C156
|
|
.4byte _0800C15C
|
|
.4byte _0800C15C
|
|
.4byte _0800C15C
|
|
.4byte _0800C15C
|
|
_0800C14C:
|
|
lsls r3, r5, 3
|
|
asrs r1, r2, 24
|
|
movs r0, 0x3
|
|
subs r0, r1
|
|
b _0800C162
|
|
_0800C156:
|
|
movs r0, 0x38
|
|
adds r3, r5, 0
|
|
b _0800C162
|
|
_0800C15C:
|
|
lsls r3, r5, 3
|
|
asrs r0, r2, 24
|
|
subs r0, 0x1
|
|
_0800C162:
|
|
orrs r3, r0
|
|
_0800C164:
|
|
movs r0, 0x3F
|
|
ands r3, r0
|
|
lsls r0, r3, 1
|
|
movs r2, 0x7F
|
|
negs r2, r2
|
|
adds r1, r2, 0
|
|
orrs r0, r1
|
|
strb r0, [r4, 0x1C]
|
|
movs r0, 0xD0
|
|
strb r0, [r4, 0x18]
|
|
_0800C178:
|
|
pop {r4-r7}
|
|
pop {r0}
|
|
bx r0
|
|
thumb_func_end MultiBootStartMaster
|
|
|
|
thumb_func_start MultiBootCheckComplete
|
|
MultiBootCheckComplete: @ 800C180
|
|
push {lr}
|
|
ldrb r0, [r0, 0x18]
|
|
cmp r0, 0xE9
|
|
beq _0800C18C
|
|
movs r0, 0
|
|
b _0800C18E
|
|
_0800C18C:
|
|
movs r0, 0x1
|
|
_0800C18E:
|
|
pop {r1}
|
|
bx r1
|
|
thumb_func_end MultiBootCheckComplete
|
|
|
|
thumb_func_start MultiBootHandShake
|
|
MultiBootHandShake: @ 800C194
|
|
push {r4-r6,lr}
|
|
adds r3, r0, 0
|
|
ldrb r0, [r3, 0x18]
|
|
cmp r0, 0xE0
|
|
beq _0800C1B0
|
|
cmp r0, 0xE0
|
|
blt _0800C1C0
|
|
cmp r0, 0xE8
|
|
bgt _0800C1C0
|
|
cmp r0, 0xE7
|
|
blt _0800C1C0
|
|
movs r4, 0x3
|
|
ldrb r5, [r3, 0x1E]
|
|
b _0800C220
|
|
_0800C1B0:
|
|
movs r1, 0
|
|
movs r0, 0xE1
|
|
strb r0, [r3, 0x18]
|
|
str r1, [r3, 0x4]
|
|
movs r0, 0x80
|
|
lsls r0, 13
|
|
str r0, [r3]
|
|
b _0800C212
|
|
_0800C1C0:
|
|
movs r4, 0x3
|
|
ldrb r5, [r3, 0x1E]
|
|
movs r6, 0x1
|
|
ldr r1, _0800C21C @ =0x04000126
|
|
_0800C1C8:
|
|
ldrh r0, [r1]
|
|
adds r2, r0, 0
|
|
adds r0, r5, 0
|
|
asrs r0, r4
|
|
ands r0, r6
|
|
cmp r0, 0
|
|
beq _0800C1DC
|
|
ldr r0, [r3, 0x4]
|
|
cmp r2, r0
|
|
bne _0800C1B0
|
|
_0800C1DC:
|
|
subs r1, 0x2
|
|
subs r4, 0x1
|
|
cmp r4, 0
|
|
bne _0800C1C8
|
|
ldrb r0, [r3, 0x18]
|
|
adds r0, 0x1
|
|
strb r0, [r3, 0x18]
|
|
ldr r1, [r3]
|
|
ldrh r0, [r3]
|
|
str r0, [r3, 0x4]
|
|
cmp r1, 0
|
|
bne _0800C20A
|
|
ldr r0, [r3, 0x28]
|
|
adds r1, r0, 0
|
|
adds r1, 0xAC
|
|
ldrb r1, [r1]
|
|
adds r0, 0xAD
|
|
ldrb r0, [r0]
|
|
lsls r0, 8
|
|
orrs r1, r0
|
|
str r1, [r3, 0x4]
|
|
lsls r1, 5
|
|
str r1, [r3]
|
|
_0800C20A:
|
|
ldr r0, [r3]
|
|
lsrs r0, 5
|
|
str r0, [r3]
|
|
_0800C210:
|
|
ldrh r1, [r3]
|
|
_0800C212:
|
|
adds r0, r3, 0
|
|
bl MultiBootSend
|
|
b _0800C278
|
|
.align 2, 0
|
|
_0800C21C: .4byte 0x04000126
|
|
_0800C220:
|
|
lsls r0, r4, 1
|
|
ldr r1, _0800C268 @ =0x04000120
|
|
adds r0, r1
|
|
ldrh r0, [r0]
|
|
adds r2, r0, 0
|
|
adds r0, r5, 0
|
|
asrs r0, r4
|
|
movs r1, 0x1
|
|
ands r0, r1
|
|
cmp r0, 0
|
|
beq _0800C23C
|
|
ldr r0, [r3, 0x4]
|
|
cmp r2, r0
|
|
bne _0800C26C
|
|
_0800C23C:
|
|
subs r4, 0x1
|
|
cmp r4, 0
|
|
bne _0800C220
|
|
ldrb r0, [r3, 0x18]
|
|
adds r0, 0x1
|
|
strb r0, [r3, 0x18]
|
|
lsls r0, 24
|
|
lsrs r0, 24
|
|
cmp r0, 0xE9
|
|
beq _0800C276
|
|
ldr r0, [r3, 0x28]
|
|
adds r1, r0, 0
|
|
adds r1, 0xAE
|
|
ldrb r1, [r1]
|
|
adds r0, 0xAF
|
|
ldrb r0, [r0]
|
|
lsls r0, 8
|
|
orrs r1, r0
|
|
str r1, [r3]
|
|
str r1, [r3, 0x4]
|
|
b _0800C210
|
|
.align 2, 0
|
|
_0800C268: .4byte 0x04000120
|
|
_0800C26C:
|
|
adds r0, r3, 0
|
|
bl MultiBootInit
|
|
movs r0, 0x71
|
|
b _0800C278
|
|
_0800C276:
|
|
movs r0, 0
|
|
_0800C278:
|
|
pop {r4-r6}
|
|
pop {r1}
|
|
bx r1
|
|
thumb_func_end MultiBootHandShake
|
|
|
|
thumb_func_start MultiBootWaitCycles
|
|
MultiBootWaitCycles: @ 800C280
|
|
mov r2, pc
|
|
lsrs r2, 24
|
|
movs r1, 0xC
|
|
cmp r2, 0x2
|
|
beq _0800C292
|
|
movs r1, 0xD
|
|
cmp r2, 0x8
|
|
beq _0800C292
|
|
movs r1, 0x4
|
|
_0800C292:
|
|
subs r0, r1
|
|
bgt _0800C292
|
|
bx lr
|
|
thumb_func_end MultiBootWaitCycles
|
|
|
|
thumb_func_start MultiBootWaitSendDone
|
|
MultiBootWaitSendDone: @ 800C298
|
|
push {r4,r5,lr}
|
|
movs r2, 0
|
|
ldr r3, _0800C2CC @ =0x04000128
|
|
ldrh r1, [r3]
|
|
movs r0, 0x80
|
|
ands r0, r1
|
|
cmp r0, 0
|
|
beq _0800C2BC
|
|
ldr r5, _0800C2D0 @ =0x0000795c
|
|
movs r4, 0x80
|
|
_0800C2AC:
|
|
adds r2, 0x1
|
|
cmp r2, r5
|
|
bgt _0800C2BC
|
|
ldrh r1, [r3]
|
|
adds r0, r4, 0
|
|
ands r0, r1
|
|
cmp r0, 0
|
|
bne _0800C2AC
|
|
_0800C2BC:
|
|
movs r0, 0x96
|
|
lsls r0, 2
|
|
bl MultiBootWaitCycles
|
|
pop {r4,r5}
|
|
pop {r0}
|
|
bx r0
|
|
.align 2, 0
|
|
_0800C2CC: .4byte 0x04000128
|
|
_0800C2D0: .4byte 0x0000795c
|
|
thumb_func_end MultiBootWaitSendDone
|
|
|
|
.align 2, 0 @ Don't pad with nop.
|