From 16cc0740c0157907ff044cd7e508de0bf836b5e1 Mon Sep 17 00:00:00 2001
From: Ryan Dwyer <ryandwyer1@gmail.com>
Date: Sat, 30 Jan 2021 01:16:12 +1000
Subject: [PATCH] Decompile __osSiRawWriteIo

---
 src/lib/ultra/io/sirawwrite.c | 35 ++++++++++-------------------------
 1 file changed, 10 insertions(+), 25 deletions(-)

diff --git a/src/lib/ultra/io/sirawwrite.c b/src/lib/ultra/io/sirawwrite.c
index 09c5f7a2b..63e11a20e 100644
--- a/src/lib/ultra/io/sirawwrite.c
+++ b/src/lib/ultra/io/sirawwrite.c
@@ -1,27 +1,12 @@
 #include <libultra_internal.h>
 
-GLOBAL_ASM(
-glabel __osSiRawWriteIo
-/*    4ad30:	27bdffe8 */ 	addiu	$sp,$sp,-24
-/*    4ad34:	afbf0014 */ 	sw	$ra,0x14($sp)
-/*    4ad38:	afa40018 */ 	sw	$a0,0x18($sp)
-/*    4ad3c:	0c014718 */ 	jal	__osSiDeviceBusy
-/*    4ad40:	afa5001c */ 	sw	$a1,0x1c($sp)
-/*    4ad44:	10400003 */ 	beqz	$v0,.L0004ad54
-/*    4ad48:	8fae001c */ 	lw	$t6,0x1c($sp)
-/*    4ad4c:	10000006 */ 	b	.L0004ad68
-/*    4ad50:	2402ffff */ 	addiu	$v0,$zero,-1
-.L0004ad54:
-/*    4ad54:	8faf0018 */ 	lw	$t7,0x18($sp)
-/*    4ad58:	3c01a000 */ 	lui	$at,0xa000
-/*    4ad5c:	00001025 */ 	or	$v0,$zero,$zero
-/*    4ad60:	01e1c025 */ 	or	$t8,$t7,$at
-/*    4ad64:	af0e0000 */ 	sw	$t6,0x0($t8)
-.L0004ad68:
-/*    4ad68:	8fbf0014 */ 	lw	$ra,0x14($sp)
-/*    4ad6c:	27bd0018 */ 	addiu	$sp,$sp,0x18
-/*    4ad70:	03e00008 */ 	jr	$ra
-/*    4ad74:	00000000 */ 	nop
-/*    4ad78:	00000000 */ 	nop
-/*    4ad7c:	00000000 */ 	nop
-);
+s32 __osSiRawWriteIo(u32 devAddr, u32 data)
+{
+    if (__osSiDeviceBusy()) {
+        return -1;
+	}
+
+    IO_WRITE(devAddr, data);
+
+    return 0;
+}