split out some code

1 files changed, 553 insertions, 0 deletions

diff --git a/asm/dma3_manager.s b/asm/dma3_manager.s
new file mode 100644
index 000000000..edd7e2cf1
--- /dev/null
+++ b/asm/dma3_manager.s
@@ -0,0 +1,553 @@
+	thumb_func_start dma3_transfer_queue_clear
+dma3_transfer_queue_clear: @ 8000BB8
+	push {lr}
+	ldr r2, =0x03000810
+	movs r0, 0x1
+	strb r0, [r2]
+	ldr r1, =0x03000811
+	movs r0, 0
+	strb r0, [r1]
+	movs r3, 0
+	ldr r0, =0x03000010
+	movs r1, 0x7F
+_08000BCC:
+	strh r3, [r0, 0x8]
+	str r3, [r0]
+	str r3, [r0, 0x4]
+	adds r0, 0x10
+	subs r1, 0x1
+	cmp r1, 0
+	bge _08000BCC
+	movs r0, 0
+	strb r0, [r2]
+	pop {r0}
+	bx r0
+	.align 2, 0
+	.pool
+	thumb_func_end dma3_transfer_queue_clear
+
+	thumb_func_start dma_transfer_queue_process
+dma_transfer_queue_process: @ 8000BF0
+	push {r4-r7,lr}
+	mov r7, r10
+	mov r6, r9
+	mov r5, r8
+	push {r5-r7}
+	sub sp, 0xC
+	ldr r0, =0x03000810
+	ldrb r0, [r0]
+	cmp r0, 0
+	beq _08000C06
+	b _08000E46
+_08000C06:
+	movs r0, 0
+	str r0, [sp, 0x8]
+	ldr r1, =0x03000010
+	ldr r2, =0x03000811
+	ldrb r0, [r2]
+	lsls r0, 4
+	adds r0, r1
+	ldrh r0, [r0, 0x8]
+	mov r12, r2
+	cmp r0, 0
+	bne _08000C1E
+	b _08000E46
+_08000C1E:
+	mov r8, r1
+	adds r1, 0x4
+	mov r10, r1
+	movs r6, 0x80
+	lsls r6, 5
+	ldr r7, =0x040000d4
+	movs r2, 0
+	mov r9, r2
+_08000C2E:
+	mov r3, r12
+	ldrb r0, [r3]
+	lsls r5, r0, 4
+	mov r0, r8
+	adds r1, r5, r0
+	ldrh r0, [r1, 0x8]
+	ldr r2, [sp, 0x8]
+	adds r0, r2, r0
+	lsls r0, 16
+	lsrs r0, 16
+	str r0, [sp, 0x8]
+	movs r0, 0xA0
+	lsls r0, 8
+	ldr r3, [sp, 0x8]
+	cmp r3, r0
+	bls _08000C50
+	b _08000E46
+_08000C50:
+	ldr r0, =0x04000006
+	ldrb r0, [r0]
+	cmp r0, 0xE0
+	bls _08000C5A
+	b _08000E46
+_08000C5A:
+	ldrh r0, [r1, 0xA]
+	cmp r0, 0x2
+	beq _08000CD0
+	cmp r0, 0x2
+	bgt _08000C80
+	cmp r0, 0x1
+	beq _08000C8C
+	b _08000DF0
+	.align 2, 0
+	.pool
+_08000C80:
+	cmp r0, 0x3
+	beq _08000D3C
+	cmp r0, 0x4
+	bne _08000C8A
+	b _08000D88
+_08000C8A:
+	b _08000DF0
+_08000C8C:
+	ldr r3, [r1]
+	mov r2, r10
+	adds r0, r5, r2
+	ldr r2, [r0]
+	ldrh r1, [r1, 0x8]
+	cmp r1, r6
+	bhi _08000CA6
+	str r3, [r7]
+	str r2, [r7, 0x4]
+	lsrs r0, r1, 2
+	movs r1, 0x84
+	lsls r1, 24
+	b _08000DAA
+_08000CA6:
+	ldr r4, =0x040000d4
+	str r3, [r4]
+	str r2, [r4, 0x4]
+	ldr r0, =0x84000400
+	str r0, [r4, 0x8]
+	ldr r0, [r4, 0x8]
+	adds r3, r6
+	adds r2, r6
+	subs r1, r6
+	cmp r1, r6
+	bhi _08000CA6
+	str r3, [r4]
+	str r2, [r4, 0x4]
+	lsrs r0, r1, 2
+	movs r1, 0x84
+	lsls r1, 24
+	b _08000D76
+	.align 2, 0
+	.pool
+_08000CD0:
+	mov r3, r10
+	adds r0, r5, r3
+	ldr r4, [r0]
+	ldrh r1, [r1, 0x8]
+	cmp r1, r6
+	bhi _08000CF4
+	mov r0, r8
+	adds r0, 0xC
+	adds r0, r5, r0
+	ldr r0, [r0]
+	str r0, [sp]
+	mov r5, sp
+	str r5, [r7]
+	str r4, [r7, 0x4]
+	lsrs r0, r1, 2
+	movs r1, 0x85
+	lsls r1, 24
+	b _08000DAA
+_08000CF4:
+	mov r2, r12
+	ldrb r0, [r2]
+	lsls r0, 4
+	mov r5, r8
+	adds r5, 0xC
+	adds r0, r5
+	ldr r0, [r0]
+	str r0, [sp]
+	ldr r3, =0x040000d4
+	mov r0, sp
+	str r0, [r3]
+	str r4, [r3, 0x4]
+	ldr r0, =0x85000400
+	str r0, [r3, 0x8]
+	ldr r0, [r3, 0x8]
+	adds r4, r6
+	subs r1, r6
+	cmp r1, r6
+	bhi _08000CF4
+	ldrb r0, [r2]
+	lsls r0, 4
+	adds r0, r5
+	ldr r0, [r0]
+	str r0, [sp]
+	mov r2, sp
+	str r2, [r3]
+	str r4, [r3, 0x4]
+	lsrs r0, r1, 2
+	movs r1, 0x85
+	lsls r1, 24
+	b _08000DEA
+	.align 2, 0
+	.pool
+_08000D3C:
+	ldr r3, [r1]
+	mov r2, r10
+	adds r0, r5, r2
+	ldr r2, [r0]
+	ldrh r1, [r1, 0x8]
+	cmp r1, r6
+	bhi _08000D56
+	str r3, [r7]
+	str r2, [r7, 0x4]
+	lsrs r0, r1, 1
+	movs r1, 0x80
+	lsls r1, 24
+	b _08000DAA
+_08000D56:
+	ldr r4, =0x040000d4
+	str r3, [r4]
+	str r2, [r4, 0x4]
+	ldr r0, =0x80000800
+	str r0, [r4, 0x8]
+	ldr r0, [r4, 0x8]
+	adds r3, r6
+	adds r2, r6
+	subs r1, r6
+	cmp r1, r6
+	bhi _08000D56
+	str r3, [r4]
+	str r2, [r4, 0x4]
+	lsrs r0, r1, 1
+	movs r1, 0x80
+	lsls r1, 24
+_08000D76:
+	orrs r0, r1
+	str r0, [r4, 0x8]
+	ldr r0, [r4, 0x8]
+	b _08000DF0
+	.align 2, 0
+	.pool
+_08000D88:
+	mov r3, r10
+	adds r0, r5, r3
+	ldr r2, [r0]
+	ldrh r4, [r1, 0x8]
+	add r1, sp, 0x4
+	cmp r4, r6
+	bhi _08000DB2
+	mov r0, r8
+	adds r0, 0xC
+	adds r0, r5, r0
+	ldr r0, [r0]
+	strh r0, [r1]
+	str r1, [r7]
+	str r2, [r7, 0x4]
+	lsrs r0, r4, 1
+	movs r1, 0x81
+	lsls r1, 24
+_08000DAA:
+	orrs r0, r1
+	str r0, [r7, 0x8]
+	ldr r0, [r7, 0x8]
+	b _08000DF0
+_08000DB2:
+	mov r5, r12
+	ldrb r0, [r5]
+	lsls r0, 4
+	ldr r3, =0x0300001c
+	adds r0, r3
+	ldr r0, [r0]
+	strh r0, [r1]
+	ldr r3, =0x040000d4
+	str r1, [r3]
+	str r2, [r3, 0x4]
+	ldr r0, =0x81000800
+	str r0, [r3, 0x8]
+	ldr r0, [r3, 0x8]
+	adds r2, r6
+	subs r4, r6
+	cmp r4, r6
+	bhi _08000DB2
+	ldrb r0, [r5]
+	lsls r0, 4
+	ldr r5, =0x0300001c
+	adds r0, r5
+	ldr r0, [r0]
+	strh r0, [r1]
+	str r1, [r3]
+	str r2, [r3, 0x4]
+	lsrs r0, r4, 1
+	movs r1, 0x81
+	lsls r1, 24
+_08000DEA:
+	orrs r0, r1
+	str r0, [r3, 0x8]
+	ldr r0, [r3, 0x8]
+_08000DF0:
+	ldr r1, =0x03000010
+	mov r3, r12
+	ldrb r0, [r3]
+	lsls r0, 4
+	adds r0, r1
+	mov r2, r9
+	str r2, [r0]
+	ldrb r0, [r3]
+	lsls r0, 4
+	add r0, r10
+	str r2, [r0]
+	ldrb r0, [r3]
+	lsls r0, 4
+	adds r0, r1
+	movs r4, 0
+	strh r2, [r0, 0x8]
+	ldrb r0, [r3]
+	lsls r0, 4
+	adds r0, r1
+	mov r5, r9
+	strh r5, [r0, 0xA]
+	ldrb r0, [r3]
+	lsls r0, 4
+	adds r1, 0xC
+	adds r0, r1
+	mov r1, r9
+	str r1, [r0]
+	ldrb r0, [r3]
+	adds r0, 0x1
+	strb r0, [r3]
+	lsls r0, 24
+	cmp r0, 0
+	bge _08000E34
+	strb r4, [r3]
+_08000E34:
+	mov r2, r12
+	ldrb r0, [r2]
+	lsls r0, 4
+	ldr r3, =0x03000010
+	adds r0, r3
+	ldrh r0, [r0, 0x8]
+	cmp r0, 0
+	beq _08000E46
+	b _08000C2E
+_08000E46:
+	add sp, 0xC
+	pop {r3-r5}
+	mov r8, r3
+	mov r9, r4
+	mov r10, r5
+	pop {r4-r7}
+	pop {r0}
+	bx r0
+	.align 2, 0
+	.pool
+	thumb_func_end dma_transfer_queue_process
+
+	thumb_func_start dma3_transfer_queue_add_copy
+dma3_transfer_queue_add_copy: @ 8000E68
+	push {r4-r7,lr}
+	mov r7, r10
+	mov r6, r9
+	mov r5, r8
+	push {r5-r7}
+	mov r12, r0
+	mov r8, r1
+	lsls r2, 16
+	lsrs r7, r2, 16
+	lsls r3, 24
+	lsrs r4, r3, 24
+	movs r5, 0
+	ldr r1, =0x03000810
+	movs r0, 0x1
+	strb r0, [r1]
+	ldr r0, =0x03000811
+	ldrb r2, [r0]
+	mov r10, r1
+	ldr r6, =0x03000010
+	mov r9, r6
+	lsls r0, r2, 4
+	adds r1, r0, r6
+_08000E94:
+	lsls r3, r2, 4
+	ldrh r0, [r1, 0x8]
+	cmp r0, 0
+	bne _08000ED4
+	mov r0, r12
+	str r0, [r1]
+	mov r0, r9
+	adds r0, 0x4
+	adds r0, r3, r0
+	mov r3, r8
+	str r3, [r0]
+	strh r7, [r1, 0x8]
+	cmp r4, 0x1
+	bne _08000EC0
+	strh r4, [r1, 0xA]
+	b _08000EC4
+	.align 2, 0
+	.pool
+_08000EC0:
+	movs r0, 0x3
+	strh r0, [r1, 0xA]
+_08000EC4:
+	movs r0, 0
+	ldr r1, =0x03000810
+	strb r0, [r1]
+	lsls r0, r2, 16
+	asrs r0, 16
+	b _08000EF0
+	.align 2, 0
+	.pool
+_08000ED4:
+	adds r1, 0x10
+	adds r2, 0x1
+	cmp r2, 0x7F
+	ble _08000EE0
+	adds r1, r6, 0
+	movs r2, 0
+_08000EE0:
+	adds r5, 0x1
+	cmp r5, 0x7F
+	ble _08000E94
+	movs r0, 0
+	mov r3, r10
+	strb r0, [r3]
+	movs r0, 0x1
+	negs r0, r0
+_08000EF0:
+	pop {r3-r5}
+	mov r8, r3
+	mov r9, r4
+	mov r10, r5
+	pop {r4-r7}
+	pop {r1}
+	bx r1
+	thumb_func_end dma3_transfer_queue_add_copy
+
+	thumb_func_start dma3_transfer_queue_add_fill
+dma3_transfer_queue_add_fill: @ 8000F00
+	push {r4-r7,lr}
+	mov r7, r10
+	mov r6, r9
+	mov r5, r8
+	push {r5-r7}
+	mov r9, r0
+	mov r8, r1
+	lsls r2, 16
+	lsrs r7, r2, 16
+	lsls r3, 24
+	lsrs r5, r3, 24
+	movs r6, 0
+	ldr r0, =0x03000811
+	ldrb r2, [r0]
+	ldr r1, =0x03000810
+	movs r0, 0x1
+	strb r0, [r1]
+	mov r10, r1
+	ldr r0, =0x03000010
+	mov r12, r0
+	mov r4, r12
+	lsls r0, r2, 4
+	adds r0, 0x8
+	adds r1, r0, r4
+_08000F30:
+	lsls r3, r2, 4
+	ldrh r0, [r1]
+	cmp r0, 0
+	bne _08000F78
+	adds r0, r4, 0x4
+	adds r0, r3, r0
+	mov r6, r8
+	str r6, [r0]
+	strh r7, [r1]
+	strh r5, [r1, 0x2]
+	adds r0, r4, 0
+	adds r0, 0xC
+	adds r0, r3, r0
+	mov r3, r9
+	str r3, [r0]
+	cmp r5, 0x1
+	bne _08000F64
+	movs r0, 0x2
+	b _08000F66
+	.align 2, 0
+	.pool
+_08000F64:
+	movs r0, 0x4
+_08000F66:
+	strh r0, [r1, 0x2]
+	movs r0, 0
+	ldr r6, =0x03000810
+	strb r0, [r6]
+	lsls r0, r2, 16
+	asrs r0, 16
+	b _08000F96
+	.align 2, 0
+	.pool
+_08000F78:
+	adds r1, 0x10
+	adds r2, 0x1
+	cmp r2, 0x7F
+	ble _08000F86
+	mov r1, r12
+	adds r1, 0x8
+	movs r2, 0
+_08000F86:
+	adds r6, 0x1
+	cmp r6, 0x7F
+	ble _08000F30
+	movs r0, 0
+	mov r1, r10
+	strb r0, [r1]
+	movs r0, 0x1
+	negs r0, r0
+_08000F96:
+	pop {r3-r5}
+	mov r8, r3
+	mov r9, r4
+	mov r10, r5
+	pop {r4-r7}
+	pop {r1}
+	bx r1
+	thumb_func_end dma3_transfer_queue_add_fill
+
+	thumb_func_start dma3_transfer_queue_check_for_space
+dma3_transfer_queue_check_for_space: @ 8000FA4
+	push {lr}
+	movs r2, 0
+	lsls r0, 16
+	asrs r1, r0, 16
+	movs r3, 0x1
+	negs r3, r3
+	cmp r1, r3
+	bne _08000FCC
+	ldr r1, =0x03000010
+_08000FB6:
+	ldrh r0, [r1, 0x8]
+	cmp r0, 0
+	bne _08000FD8
+	adds r1, 0x10
+	adds r2, 0x1
+	cmp r2, 0x7F
+	ble _08000FB6
+_08000FC4:
+	movs r0, 0
+	b _08000FDC
+	.align 2, 0
+	.pool
+_08000FCC:
+	ldr r0, =0x03000010
+	lsls r1, 4
+	adds r1, r0
+	ldrh r0, [r1, 0x8]
+	cmp r0, 0
+	beq _08000FC4
+_08000FD8:
+	movs r0, 0x1
+	negs r0, r0
+_08000FDC:
+	pop {r1}
+	bx r1
+	.align 2, 0
+	.pool
+	thumb_func_end dma3_transfer_queue_check_for_space