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Decompile __osSyncPutChars

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This commit is contained in:
Ryan Dwyer
2022-10-16 19:26:11 +10:00
parent 8c7d35da4a
commit 295ec06b5e
1 changed files with 3 additions and 73 deletions
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src/lib/ultra/os/syncputchars.c
+3 -73
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@@ -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