From 295ec06b5ead51808f4de030496915b712d4b6c7 Mon Sep 17 00:00:00 2001
From: Ryan Dwyer <ryandwyer1@gmail.com>
Date: Sun, 16 Oct 2022 19:26:11 +1000
Subject: [PATCH] Decompile __osSyncPutChars

---
 src/lib/ultra/os/syncputchars.c | 76 ++-------------------------------
 1 file changed, 3 insertions(+), 73 deletions(-)

diff --git a/src/lib/ultra/os/syncputchars.c b/src/lib/ultra/os/syncputchars.c
index 94956b5e9..3821a0f91 100644
--- a/src/lib/ultra/os/syncputchars.c
+++ b/src/lib/ultra/os/syncputchars.c
@@ -1,80 +1,11 @@
 #include <os_internal.h>
 #include <rdb.h>
+#include <rcp.h>
 #include <R4300.h>
 
 unsigned int __osRdbSendMessage = 0;
 unsigned int __osRdbWriteOK = 1;
 
-#if MATCHING
-GLOBAL_ASM(
-glabel __osSyncPutChars
-/*     4100:	27bdffc8 */ 	addiu	$sp,$sp,-56
-/*     4104:	93a30034 */ 	lbu	$v1,0x34($sp)
-/*     4108:	0004c080 */ 	sll	$t8,$a0,0x2
-/*     410c:	30aa0003 */ 	andi	$t2,$a1,0x3
-/*     4110:	3079ff03 */ 	andi	$t9,$v1,0xff03
-/*     4114:	03194025 */ 	or	$t0,$t8,$t9
-/*     4118:	310bfffc */ 	andi	$t3,$t0,0xfffc
-/*     411c:	014b6025 */ 	or	$t4,$t2,$t3
-/*     4120:	afbf001c */ 	sw	$ra,0x1c($sp)
-/*     4124:	afb00018 */ 	sw	$s0,0x18($sp)
-/*     4128:	a3ac0034 */ 	sb	$t4,0x34($sp)
-/*     412c:	18a00009 */ 	blez	$a1,.NB00004154
-/*     4130:	00001025 */ 	or	$v0,$zero,$zero
-/*     4134:	27a30034 */ 	addiu	$v1,$sp,0x34
-/*     4138:	00c02025 */ 	or	$a0,$a2,$zero
-.NB0000413c:
-/*     413c:	908d0000 */ 	lbu	$t5,0x0($a0)
-/*     4140:	24420001 */ 	addiu	$v0,$v0,0x1
-/*     4144:	24630001 */ 	addiu	$v1,$v1,0x1
-/*     4148:	24840001 */ 	addiu	$a0,$a0,0x1
-/*     414c:	1445fffb */ 	bne	$v0,$a1,.NB0000413c
-/*     4150:	a06d0000 */ 	sb	$t5,0x0($v1)
-.NB00004154:
-/*     4154:	3c108006 */ 	lui	$s0,0x8006
-/*     4158:	2610e6e4 */ 	addiu	$s0,$s0,-6428
-/*     415c:	0c012dcc */ 	jal	__osAtomicDec
-/*     4160:	02002025 */ 	or	$a0,$s0,$zero
-/*     4164:	14400005 */ 	bnez	$v0,.NB0000417c
-/*     4168:	00000000 */ 	sll	$zero,$zero,0x0
-.NB0000416c:
-/*     416c:	0c012dcc */ 	jal	__osAtomicDec
-/*     4170:	02002025 */ 	or	$a0,$s0,$zero
-/*     4174:	1040fffd */ 	beqz	$v0,.NB0000416c
-/*     4178:	00000000 */ 	sll	$zero,$zero,0x0
-.NB0000417c:
-/*     417c:	0c012a60 */ 	jal	__osDisableInt
-/*     4180:	00000000 */ 	sll	$zero,$zero,0x0
-/*     4184:	afa2002c */ 	sw	$v0,0x2c($sp)
-/*     4188:	27ae0034 */ 	addiu	$t6,$sp,0x34
-/*     418c:	8dcf0000 */ 	lw	$t7,0x0($t6)
-/*     4190:	3c18c000 */ 	lui	$t8,0xc000
-/*     4194:	0c012de4 */ 	jal	__osGetCause
-/*     4198:	af0f0000 */ 	sw	$t7,0x0($t8)
-/*     419c:	30592000 */ 	andi	$t9,$v0,0x2000
-/*     41a0:	57200007 */ 	bnezl	$t9,.NB000041c0
-/*     41a4:	3c09c000 */ 	lui	$t1,0xc000
-.NB000041a8:
-/*     41a8:	0c012de4 */ 	jal	__osGetCause
-/*     41ac:	00000000 */ 	sll	$zero,$zero,0x0
-/*     41b0:	30482000 */ 	andi	$t0,$v0,0x2000
-/*     41b4:	1100fffc */ 	beqz	$t0,.NB000041a8
-/*     41b8:	00000000 */ 	sll	$zero,$zero,0x0
-/*     41bc:	3c09c000 */ 	lui	$t1,0xc000
-.NB000041c0:
-/*     41c0:	ad20000c */ 	sw	$zero,0xc($t1)
-/*     41c4:	8e0a0000 */ 	lw	$t2,0x0($s0)
-/*     41c8:	8fa4002c */ 	lw	$a0,0x2c($sp)
-/*     41cc:	254b0001 */ 	addiu	$t3,$t2,0x1
-/*     41d0:	0c012a7c */ 	jal	__osRestoreInt
-/*     41d4:	ae0b0000 */ 	sw	$t3,0x0($s0)
-/*     41d8:	8fbf001c */ 	lw	$ra,0x1c($sp)
-/*     41dc:	8fb00018 */ 	lw	$s0,0x18($sp)
-/*     41e0:	27bd0038 */ 	addiu	$sp,$sp,0x38
-/*     41e4:	03e00008 */ 	jr	$ra
-/*     41e8:	00000000 */ 	sll	$zero,$zero,0x0
-);
-#else
 void __osSyncPutChars(int type, int length, const char *buf)
 {
 	rdbPacket packet;
@@ -92,13 +23,12 @@ void __osSyncPutChars(int type, int length, const char *buf)
 
 	mask = __osDisableInt();
 
-	*(u32 *)RDB_BASE_REG = *(u32 *)&packet;
+	*(u32 *) RDB_BASE_REG = *(vu32 *) &packet;
 
 	while (!(__osGetCause() & CAUSE_IP6));
 
-	*(u32 *)RDB_READ_INTR_REG = 0;
+	*(u32 *) RDB_READ_INTR_REG = 0;
 
 	__osRdbWriteOK++;
 	__osRestoreInt(mask);
 }
-#endif