Leahnaya/gba-link-cable-dumper
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fixed up eeprom support

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This commit is contained in:
FIX94 2016-04-09 18:03:04 +02:00
parent 2fdb5e638e
commit 2abebc4d06
2 changed files with 12 additions and 7 deletions
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17
gba/source/libSave.c
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@ -88,7 +88,8 @@ typedef enum { false, true } bool;
#define REG_DM3SAD (*(volatile u32*)0x40000D4)
#define REG_DM3DAD (*(volatile u32*)0x40000D8)
#define REG_DM3CNT (*(volatile u32*)0x40000DC)
#define REG_DM3CNT_H (*(volatile u16*)0x40000DE)
#define REG_WAITCNT (*(volatile u16*)0x4000204)
//-----------------------------------------------------------------------
// Common EEPROM Routines
@ -96,16 +97,20 @@ typedef enum { false, true } bool;
void EEPROM_SendPacket( u16* packet, int size )
{
REG_WAITCNT = (REG_WAITCNT & 0xF8FF) | 0x0300;
REG_DM3SAD = (u32)packet;
REG_DM3DAD = (u32)EEPROM_ADDRESS;
REG_DM3CNT = 0x80000000 + size;
while((REG_DM3CNT_H & 0x8000) != 0) ;
}
void EEPROM_ReceivePacket( u16* packet, int size )
{
REG_WAITCNT = (REG_WAITCNT & 0xF8FF) | 0x0300;
REG_DM3SAD = (u32)EEPROM_ADDRESS;
REG_DM3DAD = (u32)packet;
REG_DM3CNT = 0x80000000 + size;
while((REG_DM3CNT_H & 0x8000) != 0) ;
}
//-----------------------------------------------------------------------
@ -187,7 +192,7 @@ void EEPROM_Write_512B( volatile u8 offset, u8* source ) // source must point to
in_byte = *in_pos++;
for( bit = 7; bit >= 0; --bit )
{
*out_pos++ = in_byte>>bit;
*out_pos++ = (in_byte>>bit)&1;
}
}
@ -641,6 +646,7 @@ u32 SaveSize(u8* data, s32 gamesize)
u32 *pak= ((u32*)0x08000000);
s32 x;
u16 i;
s32 size = gamesize/4;
@ -658,10 +664,9 @@ u32 SaveSize(u8* data, s32 gamesize)
case 0x52504545:
if ((pak[x+1] & 0x00FFFFFF) == 0x005F4D4F){
GetSave_EEPROM_8KB(data);
if (memcmp(data,data+0x200,8) != 0 ||
memcmp(data,data+0x400,8) != 0 ||
memcmp(data,data+0x600,8) != 0){
return 0x2000; //EEPROM_8KB
for(i = 8; i < 0x800; i += 8) {
if(memcmp(data, data+i, 8) != 0)
return 0x2000; // EEPROM_8KB
}
return 0x200; // EEPROM_512B
}

2
source/main.c
View File

@ -23,7 +23,7 @@ void printmain()
{
printf("\x1b[2J");
printf("\x1b[37m");
printf("GBA Link Cable Dumper v1.1 by FIX94\n");
printf("GBA Link Cable Dumper v1.2 by FIX94\n");
printf("Save Support based on SendSave by Chishm\n");
}