1 files changed, 90 insertions, 0 deletions
diff --git a/arm7/asm/OS_reset.s b/arm7/asm/OS_reset.s
new file mode 100644
index 00000000..100514c0
--- /dev/null
+++ b/arm7/asm/OS_reset.s
@@ -0,0 +1,90 @@
+	.include "asm/macros.inc"
+	.include "global.inc"
+
+    .text
+
+	arm_func_start OS_ResetSystem
+OS_ResetSystem: ; 0x037FB0E0
+	stmfd	sp!, {lr}
+	sub	sp, sp, #4
+	mov	r0, #0
+	bl	MI_StopDma
+	mov	r0, #1
+	bl	MI_StopDma
+	mov	r0, #2
+	bl	MI_StopDma
+	mov	r0, #3
+	bl	MI_StopDma
+	mov	r0, #262144	; 0x40000
+	bl	OS_SetIrqMask
+	mvn	r0, #0
+	bl	OS_ResetRequestIrqMask
+	bl	SND_Shutdown
+	mov	r0, #16
+	bl	OSi_SendToPxi
+	bl	FUN_038073EC
+	add	sp, sp, #4
+	ldmia	sp!, {lr}
+	bx	lr
+
+	arm_func_start OSi_SendToPxi
+OSi_SendToPxi: ; 0x037FB134
+	stmdb	sp!, {r4, r5, r6, lr}
+	mov	r6, r0, lsl #8
+	mov	r5, #12
+	mov	r4, #0
+_037FB144:
+	mov	r0, r5
+	mov	r1, r6
+	mov	r2, r4
+	bl	PXI_SendWordByFifo
+	cmp	r0, #0
+	bne	_037FB144
+	ldmia	sp!, {r4, r5, r6, lr}
+	bx	lr
+
+	arm_func_start OSi_CommonCallback
+OSi_CommonCallback: ; 0x037FB164
+	stmfd	sp!, {lr}
+	sub	sp, sp, #4
+	and	r0, r1, #32512	; 0x7f00
+	mov	r0, r0, lsl #8
+	mov	r0, r0, lsr #16
+	cmp	r0, #16
+	moveq	r1, #1
+	ldreq	r0, _037FB19C	; =_03807954
+	streqh	r1, [r0]
+	beq	_037FB190
+	bl	OS_Terminate
+_037FB190:
+	add	sp, sp, #4
+	ldmia	sp!, {lr}
+	bx	lr
+_037FB19C:	.word	_03807954
+
+	arm_func_start OS_IsResetOccurred
+OS_IsResetOccurred: ; 0x037FB1A0
+	ldr	r0, _037FB1AC	; =_03807954
+	ldrh	r0, [r0]
+	bx	lr
+_037FB1AC:	.word	_03807954
+
+	arm_func_start OS_InitReset
+OS_InitReset: ; 0x037FB1B0
+	stmfd	sp!, {lr}
+	sub	sp, sp, #4
+	ldr	r0, _037FB1E8	; =_03807950
+	ldrh	r1, [r0]
+	cmp	r1, #0
+	bne	_037FB1DC
+	mov	r1, #1
+	strh	r1, [r0]
+	mov	r0, #12
+	ldr	r1, _037FB1EC	; =OSi_CommonCallback
+	bl	PXI_SetFifoRecvCallback
+_037FB1DC:
+	add	sp, sp, #4
+	ldmia	sp!, {lr}
+	bx	lr
+_037FB1E8:	.word	_03807950
+_037FB1EC:	.word	OSi_CommonCallback