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GB: Add missing battery save for MMM01 cart

This commit is contained in:
retro-wertz 2019-01-29 20:58:06 +08:00 committed by Rafael Kitover
parent a0cec107a2
commit f2b3496298
2 changed files with 4 additions and 24 deletions
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1
src/gb/GB.cpp
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@ -4342,6 +4342,7 @@ bool gbUpdateSizes()
switch (gbRomType) { switch (gbRomType) {
case 0x03: case 0x03:
case 0x06: case 0x06:
case 0x0d:
case 0x0f: case 0x0f:
case 0x10: case 0x10:
case 0x13: case 0x13:

27
src/libretro/libretro.cpp
View File

@ -187,27 +187,6 @@ static void set_gbPalette(void)
extern int gbRomType; // gets type from header 0x147 extern int gbRomType; // gets type from header 0x147
extern int gbBattery; // enabled when gbRamSize != 0 extern int gbBattery; // enabled when gbRamSize != 0
static bool gb_hasbattery(void)
{
switch (gbRomType) {
case 0x03: // MBC1
case 0xff: // MBC1
case 0x0d: // MM01
case 0x0f:
case 0x10: // MBC3 + extended
case 0x13:
case 0xfc: // MBC3
case 0x1b:
case 0x1e: // MBC5
//incomplete, does not save gbTAMA5ram
case 0xfd: // TAMA5 + extended
case 0x06: // MBC2
case 0x22: // MBC7
return true;
}
return false;
}
static bool gb_hasrtc(void) static bool gb_hasrtc(void)
{ {
switch (gbRomType) { switch (gbRomType) {
@ -323,7 +302,7 @@ void* retro_get_memory_data(unsigned id)
else if (type == IMAGE_GB) { else if (type == IMAGE_GB) {
switch (id) { switch (id) {
case RETRO_MEMORY_SAVE_RAM: case RETRO_MEMORY_SAVE_RAM:
if (gb_hasbattery()) if (gbBattery)
return gbRam; return gbRam;
return NULL; return NULL;
case RETRO_MEMORY_SYSTEM_RAM: case RETRO_MEMORY_SYSTEM_RAM:
@ -355,7 +334,7 @@ size_t retro_get_memory_size(unsigned id)
else if (type == IMAGE_GB) { else if (type == IMAGE_GB) {
switch (id) { switch (id) {
case RETRO_MEMORY_SAVE_RAM: case RETRO_MEMORY_SAVE_RAM:
if (gb_hasbattery()) if (gbBattery)
return gbRamSize; return gbRamSize;
return 0; return 0;
case RETRO_MEMORY_SYSTEM_RAM: case RETRO_MEMORY_SYSTEM_RAM:
@ -928,7 +907,7 @@ static void gb_init(void)
crc16 -= gbRom[0x14e] + gbRom[0x14f]; crc16 -= gbRom[0x14e] + gbRom[0x14f];
log("Checksum : %04x (%04x)\n", crc16, gbRom[0x14e] * 256 + gbRom[0x14f]); log("Checksum : %04x (%04x)\n", crc16, gbRom[0x14e] * 256 + gbRom[0x14f]);
if (gb_hasbattery()) if (gbBattery)
log("Game supports battery save ram.\n"); log("Game supports battery save ram.\n");
if (gbRom[0x143] == 0xc0) if (gbRom[0x143] == 0xc0)
log("Game works on CGB only\n"); log("Game works on CGB only\n");