falso
/
perfect_dark
mirror of https://github.com/n64decomp/perfect_dark.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Decompile __osPackEepReadData

This commit is contained in:
Ryan Dwyer 2021-03-17 17:31:37 +10:00
parent 84675a6393
commit 575028ca70
3 changed files with 26 additions and 56 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
Makefile
View File

@ -64,6 +64,7 @@ $(B_DIR)/lib/ultra/gu/frustum.o: LOOPUNROLL :=
$(B_DIR)/lib/ultra/gu/mtxutil.o: LOOPUNROLL :=
$(B_DIR)/lib/ultra/gu/ortho.o: LOOPUNROLL :=
$(B_DIR)/lib/ultra/io/pfsgetstatus.o: LOOPUNROLL :=
$(B_DIR)/lib/ultra/io/conteepread.o: LOOPUNROLL :=
$(B_DIR)/lib/ultra/libc/ll.o: MIPSISET := -mips3 -o32
$(B_DIR)/lib/ultra/libc/llcvt.o: MIPSISET := -mips3 -o32

77
src/lib/ultra/io/conteepread.c
View File

@ -1,22 +1,7 @@
#include <libultra_internal.h>
#include "data.h"
u32 __osEepPifRam;
u32 var8009ca84;
u32 var8009ca88;
u32 var8009ca8c;
u32 var8009ca90;
u32 var8009ca94;
u32 var8009ca98;
u32 var8009ca9c;
u32 var8009caa0;
u32 var8009caa4;
u32 var8009caa8;
u32 var8009caac;
u32 var8009cab0;
u32 var8009cab4;
u32 var8009cab8;
u32 var8009cabc;
OSPifRam __osEepPifRam;
#if VERSION >= VERSION_PAL_FINAL
u32 var8009d010pf[4];
@ -152,41 +137,25 @@ glabel osEepromRead
/* 50360: 27bd0050 */ addiu $sp,$sp,0x50
);
GLOBAL_ASM(
glabel __osPackEepReadData
/* 50364: 27bdffe8 */ addiu $sp,$sp,-24
/* 50368: 3c03800a */ lui $v1,%hi(__osEepPifRam)
/* 5036c: 2463ca80 */ addiu $v1,$v1,%lo(__osEepPifRam)
/* 50370: 240f0001 */ addiu $t7,$zero,0x1
/* 50374: ac6f003c */ sw $t7,0x3c($v1)
/* 50378: 24180002 */ addiu $t8,$zero,0x2
/* 5037c: 24190008 */ addiu $t9,$zero,0x8
/* 50380: 24080004 */ addiu $t0,$zero,0x4
/* 50384: 3c01800a */ lui $at,%hi(__osEepPifRam)
/* 50388: 3c02800a */ lui $v0,%hi(__osEepPifRam+0x1)
/* 5038c: afa40018 */ sw $a0,0x18($sp)
/* 50390: a3b80008 */ sb $t8,0x8($sp)
/* 50394: a3b90009 */ sb $t9,0x9($sp)
/* 50398: a3a8000a */ sb $t0,0xa($sp)
/* 5039c: a3a4000b */ sb $a0,0xb($sp)
/* 503a0: 2442ca81 */ addiu $v0,$v0,%lo(__osEepPifRam+0x1)
/* 503a4: a020ca80 */ sb $zero,%lo(__osEepPifRam)($at)
/* 503a8: a0400002 */ sb $zero,0x2($v0)
/* 503ac: a0400001 */ sb $zero,0x1($v0)
/* 503b0: a0400000 */ sb $zero,0x0($v0)
/* 503b4: 27a90008 */ addiu $t1,$sp,0x8
/* 503b8: 8d210000 */ lw $at,0x0($t1)
/* 503bc: 240c00fe */ addiu $t4,$zero,0xfe
/* 503c0: 2442000f */ addiu $v0,$v0,0xf
/* 503c4: a841fff4 */ swl $at,-0xc($v0)
/* 503c8: b841fff7 */ swr $at,-0x9($v0)
/* 503cc: 8d2b0004 */ lw $t3,0x4($t1)
/* 503d0: a84bfff8 */ swl $t3,-0x8($v0)
/* 503d4: b84bfffb */ swr $t3,-0x5($v0)
/* 503d8: 8d210008 */ lw $at,0x8($t1)
/* 503dc: a04c0000 */ sb $t4,0x0($v0)
/* 503e0: 27bd0018 */ addiu $sp,$sp,0x18
/* 503e4: a841fffc */ swl $at,-0x4($v0)
/* 503e8: 03e00008 */ jr $ra
/* 503ec: b841ffff */ swr $at,-0x1($v0)
);
void __osPackEepReadData(u8 address)
{
u8 *ptr;
__OSContEepromFormat eepromformat;
int i;
ptr = (u8 *)&__osEepPifRam.ramarray;
__osEepPifRam.pifstatus = CONT_CMD_EXE;
eepromformat.txsize = CONT_CMD_READ_EEPROM_TX;
eepromformat.rxsize = CONT_CMD_READ_EEPROM_RX;
eepromformat.cmd = CONT_CMD_READ_EEPROM;
eepromformat.address = address;
for (i = 0; i < 4; i++) {
*ptr++ = 0;
}
*(__OSContEepromFormat *)(ptr) = eepromformat;
ptr += sizeof(__OSContEepromFormat);
ptr[0] = CONT_CMD_END;
}

4
src/lib/ultra/io/conteepwrite.c
View File

@ -80,8 +80,8 @@ glabel osEepromWrite
/* 4bdd0: 00002825 */ or $a1,$zero,$zero
/* 4bdd4: 0c0121bc */ jal osRecvMesg
/* 4bdd8: 24060001 */ addiu $a2,$zero,0x1
/* 4bddc: 3c07800a */ lui $a3,%hi(var8009ca84)
/* 4bde0: 24e7ca84 */ addiu $a3,$a3,%lo(var8009ca84)
/* 4bddc: 3c07800a */ lui $a3,%hi(__osEepPifRam+0x4)
/* 4bde0: 24e7ca84 */ addiu $a3,$a3,%lo(__osEepPifRam+0x4)
/* 4bde4: 88e10000 */ lwl $at,0x0($a3)
/* 4bde8: 98e10003 */ lwr $at,0x3($a3)
/* 4bdec: 27ad0030 */ addiu $t5,$sp,0x30