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Decompile __osContGetInitData

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This commit is contained in:
Ryan Dwyer
2021-03-17 08:16:43 +10:00
parent 1aff259e6f
commit f9b00ee60f
1 changed files with 22 additions and 58 deletions
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src/lib/ultra/io/controller.c
+22 -58
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@@ -122,64 +122,28 @@ glabel osContInit
/* 4aaec: 00000000 */ nop
);
GLOBAL_ASM(
glabel __osContGetInitData
/* 4aaf0: 3c0f800a */ lui $t7,%hi(__osContLastCmd+0x1)
/* 4aaf4: 91efc821 */ lbu $t7,%lo(__osContLastCmd+0x1)($t7)
/* 4aaf8: 27bdffe8 */ addiu $sp,$sp,-24
/* 4aafc: 3c0e800a */ lui $t6,%hi(__osContPifRam)
/* 4ab00: 25cec7e0 */ addiu $t6,$t6,%lo(__osContPifRam)
/* 4ab04: a3a00007 */ sb $zero,0x7($sp)
/* 4ab08: afae0014 */ sw $t6,0x14($sp)
/* 4ab0c: 19e00028 */ blez $t7,.L0004abb0
/* 4ab10: afa00008 */ sw $zero,0x8($sp)
.L0004ab14:
/* 4ab14: 8fb90014 */ lw $t9,0x14($sp)
/* 4ab18: 27b8000c */ addiu $t8,$sp,0xc
/* 4ab1c: 8b210000 */ lwl $at,0x0($t9)
/* 4ab20: 9b210003 */ lwr $at,0x3($t9)
/* 4ab24: af010000 */ sw $at,0x0($t8)
/* 4ab28: 8b290004 */ lwl $t1,0x4($t9)
/* 4ab2c: 9b290007 */ lwr $t1,0x7($t9)
/* 4ab30: af090004 */ sw $t1,0x4($t8)
/* 4ab34: 93aa000e */ lbu $t2,0xe($sp)
/* 4ab38: 314b00c0 */ andi $t3,$t2,0xc0
/* 4ab3c: 000b6103 */ sra $t4,$t3,0x4
/* 4ab40: a0ac0003 */ sb $t4,0x3($a1)
/* 4ab44: 90ad0003 */ lbu $t5,0x3($a1)
/* 4ab48: 15a0000e */ bnez $t5,.L0004ab84
/* 4ab4c: 00000000 */ nop
/* 4ab50: 93ae0011 */ lbu $t6,0x11($sp)
/* 4ab54: 93a80010 */ lbu $t0,0x10($sp)
/* 4ab58: 240b0001 */ addiu $t3,$zero,0x1
/* 4ab5c: 000e7a00 */ sll $t7,$t6,0x8
/* 4ab60: 01e8c025 */ or $t8,$t7,$t0
/* 4ab64: a4b80000 */ sh $t8,0x0($a1)
/* 4ab68: 93b90012 */ lbu $t9,0x12($sp)
/* 4ab6c: a0b90002 */ sb $t9,0x2($a1)
/* 4ab70: 8faa0008 */ lw $t2,0x8($sp)
/* 4ab74: 93a90007 */ lbu $t1,0x7($sp)
/* 4ab78: 014b6004 */ sllv $t4,$t3,$t2
/* 4ab7c: 012c6825 */ or $t5,$t1,$t4
/* 4ab80: a3ad0007 */ sb $t5,0x7($sp)
.L0004ab84:
/* 4ab84: 8fae0008 */ lw $t6,0x8($sp)
/* 4ab88: 3c19800a */ lui $t9,%hi(__osContLastCmd+0x1)
/* 4ab8c: 9339c821 */ lbu $t9,%lo(__osContLastCmd+0x1)($t9)
/* 4ab90: 8fa80014 */ lw $t0,0x14($sp)
/* 4ab94: 25cf0001 */ addiu $t7,$t6,0x1
/* 4ab98: 01f9082a */ slt $at,$t7,$t9
/* 4ab9c: 25180008 */ addiu $t8,$t0,0x8
/* 4aba0: afb80014 */ sw $t8,0x14($sp)
/* 4aba4: afaf0008 */ sw $t7,0x8($sp)
/* 4aba8: 1420ffda */ bnez $at,.L0004ab14
/* 4abac: 24a50004 */ addiu $a1,$a1,0x4
.L0004abb0:
/* 4abb0: 93ab0007 */ lbu $t3,0x7($sp)
/* 4abb4: 27bd0018 */ addiu $sp,$sp,0x18
/* 4abb8: 03e00008 */ jr $ra
/* 4abbc: a08b0000 */ sb $t3,0x0($a0)
);
void __osContGetInitData(u8 *pattern, OSContStatus *data)
{
u8 *ptr;
__OSContRequestFormat requestformat;
int i;
u8 bits;
bits = 0;
ptr = (u8 *)&__osContPifRam;
for (i = 0; i < __osMaxControllers; i++, ptr += sizeof(__OSContRequestFormat), data++) {
requestformat = *(__OSContRequestFormat *)ptr;
data->errno = CHNL_ERR(requestformat);
if (data->errno == 0) {
data->type = (requestformat.typel << 8) | requestformat.typeh;
data->status = requestformat.status;
bits |= 1 << i;
}
}
*pattern = bits;
}
void __osPackRequestData(u8 cmd)
{