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path: root/arm9/asm/OS_irqHandler.s
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	.include "asm/macros.inc"
	.include "global.inc"

	.section .data

	.global OSi_IrqCallbackInfoIndex
OSi_IrqCallbackInfoIndex: ; 0x02106818
	.short  8
	.short  9
	.short 10
	.short 11
	.short  3
	.short  4
	.short  5
	.short  6

	; pragma section DTCM begin
    .section .bss
    .balign 16, 0
    .global OSi_IrqThreadQueue
OSi_IrqThreadQueue: ; 027E0060
	.space 4
	; pragma section DTCM end

	.section .text

	arm_func_start OS_WaitIrq
OS_WaitIrq:
	stmdb sp!, {r4-r6,lr}
	mov r5, r0
	mov r4, r1
	bl OS_DisableInterrupts
	cmp r5, #0x0
	beq _020C9C3C
	ldr r1, _020C9C80 ; =0x027E0000
	mvn r2, r4
	add r1, r1, #0x3000
	ldr r3, [r1, #0xff8]
	and r2, r3, r2
	str r2, [r1, #0xff8]
_020C9C3C:
	bl OS_RestoreInterrupts
	ldr r1, _020C9C80 ; =0x027E0000
	add r0, r1, #0x3000
	ldr r0, [r0, #0xff8]
	ands r0, r4, r0
	ldmneia sp!, {r4-r6,lr}
	bxne lr
	ldr r0, _020C9C84 ; =0x00003FF8
	add r6, r1, r0
	ldr r5, _020C9C88 ; =0x027E0060
_020C9C64:
	mov r0, r5
	bl OS_SleepThread
	ldr r0, [r6, #0x0]
	ands r0, r4, r0
	beq _020C9C64
	ldmia sp!, {r4-r6,lr}
	bx lr
	.balign 4
_020C9C80: .word 0x027E0000
_020C9C84: .word 0x00003FF8
_020C9C88: .word 0x027E0060