1 files changed, 129 insertions, 0 deletions
diff --git a/arm9/asm/NNS_SND_resource_mgr.s b/arm9/asm/NNS_SND_resource_mgr.s
new file mode 100644
index 00000000..944754cc
--- /dev/null
+++ b/arm9/asm/NNS_SND_resource_mgr.s
@@ -0,0 +1,129 @@
+	.include "asm/macros.inc"
+	.include "global.inc"
+
+	.section .bss
+
+	.global sCaptureLock
+sCaptureLock: ; 0x021D1CB0
+	.space 0x4
+
+	.global sAlarmLock
+sAlarmLock: ; 0x021D1CB4
+	.space 0x4
+
+	.global sChannelLock
+sChannelLock: ; 0x021D1CB8
+	.space 0x4
+
+	.section .text
+
+	arm_func_start NNSi_SndInitResourceMgr
+NNSi_SndInitResourceMgr: ; 0x020C0270
+	ldr r2, _020C0290 ; =sChannelLock
+	mov r3, #0x0
+	ldr r1, _020C0294 ; =sCaptureLock
+	ldr r0, _020C0298 ; =sAlarmLock
+	str r3, [r2, #0x0]
+	str r3, [r1, #0x0]
+	str r3, [r0, #0x0]
+	bx lr
+	.balign 4
+_020C0290: .word sChannelLock
+_020C0294: .word sCaptureLock
+_020C0298: .word sAlarmLock
+
+	arm_func_start NNS_SndFreeAlarm
+NNS_SndFreeAlarm: ; 0x020C029C
+	ldr r1, _020C02B8 ; =sAlarmLock
+	mov r2, #0x1
+	mvn r0, r2, lsl r0
+	ldr r2, [r1, #0x0]
+	and r0, r2, r0
+	str r0, [r1, #0x0]
+	bx lr
+	.balign 4
+_020C02B8: .word sAlarmLock
+
+	arm_func_start NNS_SndAllocAlarm
+NNS_SndAllocAlarm: ; 0x020C02BC
+	ldr r0, _020C02FC ; =sAlarmLock
+	mov r3, #0x1
+	ldr r2, [r0, #0x0]
+	mov r0, #0x0
+_020C02CC:
+	ands r1, r2, r3
+	ldreq r1, _020C02FC ; =sAlarmLock
+	ldreq r2, [r1, #0x0]
+	orreq r2, r2, r3
+	streq r2, [r1, #0x0]
+	bxeq lr
+	add r0, r0, #0x1
+	cmp r0, #0x8
+	mov r3, r3, lsl #0x1
+	blt _020C02CC
+	mvn r0, #0x0
+	bx lr
+	.balign 4
+_020C02FC: .word sAlarmLock
+
+	arm_func_start NNS_SndUnlockCapture
+NNS_SndUnlockCapture: ; 0x020C0300
+	ldr r1, _020C0318 ; =sCaptureLock
+	mvn r0, r0
+	ldr r2, [r1, #0x0]
+	and r0, r2, r0
+	str r0, [r1, #0x0]
+	bx lr
+	.balign 4
+_020C0318: .word sCaptureLock
+
+	arm_func_start NNS_SndLockCapture
+NNS_SndLockCapture: ; 0x020C031C
+	ldr r1, _020C033C ; =sCaptureLock
+	ldr r2, [r1, #0x0]
+	ands r3, r0, r2
+	movne r0, #0x0
+	orreq r0, r2, r0
+	streq r0, [r1, #0x0]
+	moveq r0, #0x1
+	bx lr
+	.balign 4
+_020C033C: .word sCaptureLock
+
+	arm_func_start NNS_SndUnlockChannel
+NNS_SndUnlockChannel: ; 0x020C0340
+	stmdb sp!, {r4,lr}
+	movs r4, r0
+	ldmeqia sp!, {r4,pc}
+	mov r1, #0x0
+	bl SND_UnlockChannel
+	ldr r0, _020C036C ; =sChannelLock
+	mvn r1, r4
+	ldr r2, [r0, #0x0]
+	and r1, r2, r1
+	str r1, [r0, #0x0]
+	ldmia sp!, {r4,pc}
+	.balign 4
+_020C036C: .word sChannelLock
+
+	arm_func_start NNS_SndLockChannel
+NNS_SndLockChannel: ; 0x020C0370
+	stmdb sp!, {r4,lr}
+	movs r4, r0
+	moveq r0, #0x1
+	ldmeqia sp!, {r4,pc}
+	ldr r1, _020C03B4 ; =sChannelLock
+	ldr r1, [r1, #0x0]
+	ands r1, r4, r1
+	movne r0, #0x0
+	ldmneia sp!, {r4,pc}
+	mov r1, #0x0
+	bl SND_LockChannel
+	ldr r1, _020C03B4 ; =sChannelLock
+	mov r0, #0x1
+	ldr r2, [r1, #0x0]
+	orr r2, r2, r4
+	str r2, [r1, #0x0]
+	ldmia sp!, {r4,pc}
+	.balign 4
+_020C03B4: .word sChannelLock