Decompile __osCheckPackId
This commit is contained in:
Ryan Dwyer
parent
f423db1753
commit
9fd68c381a
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@ -423,109 +423,47 @@ glabel __osRepairPackId
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/* 4c54c: 27bd00a0 */ addiu $sp,$sp,0xa0
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);
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GLOBAL_ASM(
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glabel __osCheckPackId
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/* 4c550: 27bdffa0 */ addiu $sp,$sp,-96
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/* 4c554: afbf003c */ sw $ra,0x3c($sp)
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/* 4c558: afb60038 */ sw $s6,0x38($sp)
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/* 4c55c: afb50034 */ sw $s5,0x34($sp)
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/* 4c560: afb40030 */ sw $s4,0x30($sp)
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/* 4c564: afb3002c */ sw $s3,0x2c($sp)
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/* 4c568: afb20028 */ sw $s2,0x28($sp)
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/* 4c56c: afb10024 */ sw $s1,0x24($sp)
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/* 4c570: afb00020 */ sw $s0,0x20($sp)
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/* 4c574: 908e0065 */ lbu $t6,0x65($a0)
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/* 4c578: 00a09025 */ or $s2,$a1,$zero
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/* 4c57c: 00809825 */ or $s3,$a0,$zero
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/* 4c580: 51c00008 */ beqzl $t6,.L0004c5a4
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/* 4c584: 240f0001 */ addiu $t7,$zero,0x1
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/* 4c588: 0c013378 */ jal __osPfsSelectBank
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/* 4c58c: 00002825 */ or $a1,$zero,$zero
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/* 4c590: 50400004 */ beqzl $v0,.L0004c5a4
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/* 4c594: 240f0001 */ addiu $t7,$zero,0x1
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/* 4c598: 1000003d */ b .L0004c690
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/* 4c59c: 8fbf003c */ lw $ra,0x3c($sp)
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/* 4c5a0: 240f0001 */ addiu $t7,$zero,0x1
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.L0004c5a4:
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/* 4c5a4: 24180003 */ addiu $t8,$zero,0x3
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/* 4c5a8: 24190004 */ addiu $t9,$zero,0x4
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/* 4c5ac: 24080006 */ addiu $t0,$zero,0x6
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/* 4c5b0: a7af0058 */ sh $t7,0x58($sp)
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/* 4c5b4: a7b8005a */ sh $t8,0x5a($sp)
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/* 4c5b8: a7b9005c */ sh $t9,0x5c($sp)
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/* 4c5bc: a7a8005e */ sh $t0,0x5e($sp)
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/* 4c5c0: 24110001 */ addiu $s1,$zero,0x1
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/* 4c5c4: 27b0005a */ addiu $s0,$sp,0x5a
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/* 4c5c8: 27b60050 */ addiu $s6,$sp,0x50
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/* 4c5cc: 24150004 */ addiu $s5,$zero,0x4
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/* 4c5d0: 27b40052 */ addiu $s4,$sp,0x52
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.L0004c5d4:
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/* 4c5d4: 8e640004 */ lw $a0,0x4($s3)
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/* 4c5d8: 8e650008 */ lw $a1,0x8($s3)
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/* 4c5dc: 96060000 */ lhu $a2,0x0($s0)
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/* 4c5e0: 0c012e18 */ jal __osContRamRead
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/* 4c5e4: 02403825 */ or $a3,$s2,$zero
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/* 4c5e8: 10400003 */ beqz $v0,.L0004c5f8
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/* 4c5ec: 02402025 */ or $a0,$s2,$zero
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/* 4c5f0: 10000027 */ b .L0004c690
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/* 4c5f4: 8fbf003c */ lw $ra,0x3c($sp)
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.L0004c5f8:
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/* 4c5f8: 02802825 */ or $a1,$s4,$zero
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/* 4c5fc: 0c013041 */ jal __osIdCheckSum
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/* 4c600: 02c03025 */ or $a2,$s6,$zero
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/* 4c604: 97a90052 */ lhu $t1,0x52($sp)
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/* 4c608: 964a001c */ lhu $t2,0x1c($s2)
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/* 4c60c: 97ab0050 */ lhu $t3,0x50($sp)
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/* 4c610: 552a0005 */ bnel $t1,$t2,.L0004c628
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/* 4c614: 26310001 */ addiu $s1,$s1,0x1
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/* 4c618: 964c001e */ lhu $t4,0x1e($s2)
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/* 4c61c: 116c0004 */ beq $t3,$t4,.L0004c630
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/* 4c620: 00000000 */ nop
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/* 4c624: 26310001 */ addiu $s1,$s1,0x1
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.L0004c628:
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/* 4c628: 1635ffea */ bne $s1,$s5,.L0004c5d4
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/* 4c62c: 26100002 */ addiu $s0,$s0,0x2
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.L0004c630:
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/* 4c630: 16350003 */ bne $s1,$s5,.L0004c640
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/* 4c634: 00008025 */ or $s0,$zero,$zero
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/* 4c638: 10000014 */ b .L0004c68c
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/* 4c63c: 2402000a */ addiu $v0,$zero,0xa
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.L0004c640:
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/* 4c640: 27b40058 */ addiu $s4,$sp,0x58
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.L0004c644:
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/* 4c644: 1211000d */ beq $s0,$s1,.L0004c67c
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/* 4c648: 00106840 */ sll $t5,$s0,0x1
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/* 4c64c: 028d7021 */ addu $t6,$s4,$t5
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/* 4c650: 95c60000 */ lhu $a2,0x0($t6)
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/* 4c654: 8e640004 */ lw $a0,0x4($s3)
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/* 4c658: 8e650008 */ lw $a1,0x8($s3)
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/* 4c65c: 240f0001 */ addiu $t7,$zero,0x1
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/* 4c660: afaf0010 */ sw $t7,0x10($sp)
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/* 4c664: 0c012d84 */ jal __osContRamWrite
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/* 4c668: 02403825 */ or $a3,$s2,$zero
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/* 4c66c: 50400004 */ beqzl $v0,.L0004c680
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/* 4c670: 26100001 */ addiu $s0,$s0,0x1
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/* 4c674: 10000006 */ b .L0004c690
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/* 4c678: 8fbf003c */ lw $ra,0x3c($sp)
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.L0004c67c:
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/* 4c67c: 26100001 */ addiu $s0,$s0,0x1
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.L0004c680:
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/* 4c680: 1615fff0 */ bne $s0,$s5,.L0004c644
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/* 4c684: 00000000 */ nop
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/* 4c688: 00001025 */ or $v0,$zero,$zero
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.L0004c68c:
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/* 4c68c: 8fbf003c */ lw $ra,0x3c($sp)
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.L0004c690:
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/* 4c690: 8fb00020 */ lw $s0,0x20($sp)
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/* 4c694: 8fb10024 */ lw $s1,0x24($sp)
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/* 4c698: 8fb20028 */ lw $s2,0x28($sp)
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/* 4c69c: 8fb3002c */ lw $s3,0x2c($sp)
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/* 4c6a0: 8fb40030 */ lw $s4,0x30($sp)
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/* 4c6a4: 8fb50034 */ lw $s5,0x34($sp)
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/* 4c6a8: 8fb60038 */ lw $s6,0x38($sp)
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/* 4c6ac: 03e00008 */ jr $ra
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/* 4c6b0: 27bd0060 */ addiu $sp,$sp,0x60
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);
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s32 __osCheckPackId(OSPfs *pfs, __OSPackId *temp)
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{
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u16 index[4];
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s32 ret;
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u16 sum;
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u16 isum;
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int i;
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int j;
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ret = 0;
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if (pfs->activebank != 0) {
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ERRCK(__osPfsSelectBank(pfs, 0));
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}
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index[0] = 1;
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index[1] = 3;
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index[2] = 4;
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index[3] = 6;
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for (i = 1; i < ARRLEN(index); i++) {
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ERRCK(__osContRamRead(pfs->queue, pfs->channel, index[i], (u8*)temp));
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__osIdCheckSum((u16 *)temp, &sum, &isum);
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if (temp->checksum == sum && temp->inverted_checksum == isum) {
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break;
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}
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}
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if (i == ARRLEN(index)) {
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return PFS_ERR_ID_FATAL;
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}
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for (j = 0; j < ARRLEN(index); j++) {
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if (j != i) {
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ERRCK(__osContRamWrite(pfs->queue, pfs->channel, index[j], (u8*)temp, TRUE));
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}
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}
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return 0;
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}
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GLOBAL_ASM(
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glabel func0004c6b4
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