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Implement DoSavestate() for GBACart classes

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Admittedly untested.
This commit is contained in:
Raphaël Zumer 2019-12-19 00:12:36 -05:00
parent be19e0e8d4
commit 2abdcc54dd
1 changed files with 68 additions and 4 deletions
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72
src/GBACart.cpp
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@ -89,7 +89,34 @@ void Reset()
void DoSavestate(Savestate* file)
{
// TODO?
file->Section("GBCS"); // Game Boy [Advance] Cart Save
// logic mostly copied from NDSCart_SRAM
u32 oldlen = SRAMLength;
file->Var32(&SRAMLength);
if (SRAMLength != oldlen)
{
printf("savestate (GBA): VERY BAD!!!! SRAM LENGTH DIFFERENT. %d -> %d\n", oldlen, SRAMLength);
printf("oh well. loading it anyway. iojkjkojo\n");
if (oldlen) delete[] SRAM;
if (SRAMLength) SRAM = new u8[SRAMLength];
}
if (SRAMLength)
{
file->VarArray(SRAM, SRAMLength);
}
// persist some extra state info
file->Var8(&SRAMFlashState.bank);
file->Var8(&SRAMFlashState.cmd);
file->Var8(&SRAMFlashState.device);
file->Var8(&SRAMFlashState.manufacturer);
file->Var8(&SRAMFlashState.state);
file->Var8((u8*)&SRAMType);
}
void LoadSave(const char* path)
@ -501,9 +528,43 @@ void Reset()
void DoSavestate(Savestate* file)
{
// TODO?
file->Section("GBAC"); // Game Boy Advance Cartridge
// logic mostly copied from NDSCart
// first we need to reload the cart itself,
// since unlike with DS, it's not loaded in advance
u32 oldlen = CartROMSize;
file->Var32(&CartROMSize);
if (!CartROMSize) return; // no GBA cartridge state? nothing to do here.
if (CartROMSize != oldlen) // loading a differently-sized cartridge
{
if (oldlen) delete[] CartROM;
CartROM = new u8[CartROMSize];
}
// why yes, let's save the whole GBA cart in the state
// TODO: let's maybe not?
file->VarArray(CartROM, CartROMSize);
CartInserted = true; // known, because CartROMSize > 0
file->Var32(&CartCRC);
file->Var32(&CartID);
file->Var8((u8*)&HasSolarSensor);
file->Var16(&CartGPIO.control);
file->Var16(&CartGPIO.data);
file->Var16(&CartGPIO.direction);
// now do the rest
GBACart_SRAM::DoSavestate(file);
GBACart_SolarSensor::DoSavestate(file);
if (HasSolarSensor) GBACart_SolarSensor::DoSavestate(file);
}
bool LoadROM(const char* path, const char* sram)
@ -629,7 +690,10 @@ void Reset()
void DoSavestate(Savestate* file)
{
// TODO?
file->Var8((u8*)&LightEdge);
file->Var8(&LightCounter);
file->Var8(&LightSample);
file->Var8(&LightLevel);
}
void Process(GBACart::GPIO* gpio)