diff options
Diffstat (limited to 'libretro.c')
| -rw-r--r-- | libretro.c | 174 |
1 files changed, 125 insertions, 49 deletions
@@ -548,66 +548,142 @@ void retro_reset(void) size_t retro_serialize_size(void) { +#if 0 + size_t s = 0; + s += sizeof(CPU); + s += sizeof(ICPU); + s += sizeof(PPU); + s += sizeof(DMA); + s += 0x10000; + s += 0x20000; + s += 0x20000; + s += 0x8000; + s += sizeof(APU); + s += sizeof(IAPU.Registers); + s += 0x10000; + s += sizeof(SA1); + s += sizeof(s7r); + s += sizeof(rtc_f9); + + return s; +#else return 0; +#endif } bool retro_serialize(void* data, size_t size) { -// S9xUpdateRTC(); -// S9xSRTCPreSaveState(); - -// for (i = 0; i < 8; i++) -// { -// SoundData.channels [i].previous16 [0] = (int16) -// SoundData.channels [i].previous [0]; -// SoundData.channels [i].previous16 [1] = (int16) -// SoundData.channels [i].previous [1]; -// } -// sprintf(buffer, "%s:%04d\n", SNAPSHOT_MAGIC, SNAPSHOT_VERSION); -// WRITE_STREAM(buffer, strlen(buffer), stream); -// sprintf(buffer, "NAM:%06d:%s%c", strlen(Memory.ROMFilename) + 1, -// Memory.ROMFilename, 0); -// WRITE_STREAM(buffer, strlen(buffer) + 1, stream); -// FreezeStruct(stream, "CPU", &CPU, SnapCPU, COUNT(SnapCPU)); -// FreezeStruct(stream, "REG", &ICPU.Registers, SnapRegisters, -// COUNT(SnapRegisters)); -// FreezeStruct(stream, "PPU", &PPU, SnapPPU, COUNT(SnapPPU)); -// FreezeStruct(stream, "DMA", DMA, SnapDMA, COUNT(SnapDMA)); - -// // RAM and VRAM -// FreezeBlock(stream, "VRA", Memory.VRAM, 0x10000); -// FreezeBlock(stream, "RAM", Memory.RAM, 0x20000); -// FreezeBlock(stream, "SRA", Memory.SRAM, 0x20000); -// FreezeBlock(stream, "FIL", Memory.FillRAM, 0x8000); -// if (Settings.APUEnabled) -// { -// // APU -// FreezeStruct(stream, "APU", &APU, SnapAPU, COUNT(SnapAPU)); -// FreezeStruct(stream, "ARE", &IAPU.Registers, SnapAPURegisters, -// COUNT(SnapAPURegisters)); -// FreezeBlock(stream, "ARA", IAPU.RAM, 0x10000); -// FreezeStruct(stream, "SOU", &SoundData, SnapSoundData, -// COUNT(SnapSoundData)); -// } -// if (Settings.SA1) -// { -// SA1.Registers.PC = SA1.PC - SA1.PCBase; -// S9xSA1PackStatus(); -// FreezeStruct(stream, "SA1", &SA1, SnapSA1, COUNT(SnapSA1)); -// FreezeStruct(stream, "SAR", &SA1.Registers, SnapSA1Registers, -// COUNT(SnapSA1Registers)); -// } - -// if (Settings.SPC7110) -// FreezeStruct(stream, "SP7", &s7r, SnapSPC7110, COUNT(SnapSPC7110)); -// if (Settings.SPC7110RTC) -// FreezeStruct(stream, "RTC", &rtc_f9, SnapS7RTC, COUNT(SnapS7RTC)); +#if 0 + int i; + + S9xUpdateRTC(); + S9xSRTCPreSaveState(); + + for (i = 0; i < 8; i++) + { + SoundData.channels[i].previous16[0] = (int16) + SoundData.channels[i].previous[0]; + SoundData.channels[i].previous16[1] = (int16) + SoundData.channels[i].previous[1]; + } + + uint8_t* buffer = data; + memcpy(buffer, &CPU, sizeof(CPU)); + buffer += sizeof(CPU); + memcpy(buffer, &ICPU, sizeof(ICPU)); + buffer += sizeof(ICPU); + memcpy(buffer, &PPU, sizeof(PPU)); + buffer += sizeof(PPU); + memcpy(buffer, &DMA, sizeof(DMA)); + buffer += sizeof(DMA); + memcpy(buffer, Memory.VRAM, 0x10000); + buffer += 0x10000; + memcpy(buffer, Memory.RAM, 0x20000); + buffer += 0x20000; + memcpy(buffer, Memory.SRAM, 0x20000); + buffer += 0x20000; + memcpy(buffer, Memory.FillRAM, 0x8000); + buffer += 0x8000; + memcpy(buffer, &APU, sizeof(APU)); + buffer += sizeof(APU); + memcpy(buffer, &IAPU.Registers, sizeof(IAPU.Registers)); + buffer += sizeof(IAPU.Registers); + memcpy(buffer, IAPU.RAM, 0x10000); + buffer += 0x10000; + + SA1.Registers.PC = SA1.PC - SA1.PCBase; + S9xSA1PackStatus(); + + memcpy(buffer, &SA1, sizeof(SA1)); + buffer += sizeof(SA1); + memcpy(buffer, &s7r, sizeof(s7r)); + buffer += sizeof(s7r); + memcpy(buffer, &rtc_f9, sizeof(rtc_f9)); + buffer += sizeof(rtc_f9); return true; +#else + return false; +#endif } bool retro_unserialize(const void* data, size_t size) { +#if 0 + const uint8_t* buffer = data; + S9xReset(); + + memcpy(&CPU, buffer, sizeof(CPU)); + buffer += sizeof(CPU); + memcpy(&ICPU, buffer, sizeof(ICPU)); + buffer += sizeof(ICPU); + memcpy(&PPU, buffer, sizeof(PPU)); + buffer += sizeof(PPU); + memcpy(&DMA, buffer, sizeof(DMA)); + buffer += sizeof(DMA); + memcpy(Memory.VRAM, buffer, 0x10000); + buffer += 0x10000; + memcpy(Memory.RAM, buffer, 0x20000); + buffer += 0x20000; + memcpy(Memory.SRAM, buffer, 0x20000); + buffer += 0x20000; + memcpy(Memory.FillRAM, buffer, 0x8000); + buffer += 0x8000; + memcpy(&APU, buffer, sizeof(APU)); + buffer += sizeof(APU); + memcpy(&IAPU.Registers, buffer, sizeof(IAPU.Registers)); + buffer += sizeof(IAPU.Registers); + memcpy(IAPU.RAM, buffer, 0x10000); + buffer += 0x10000; + + memcpy(&SA1, buffer, sizeof(SA1)); + buffer += sizeof(SA1); + memcpy(&s7r, buffer, sizeof(s7r)); + buffer += sizeof(s7r); + memcpy(&rtc_f9, buffer, sizeof(rtc_f9)); + buffer += sizeof(rtc_f9); + + S9xFixCycles(); + + S9xFixSA1AfterSnapshotLoad(); +// FixROMSpeed(); +// IPPU.ColorsChanged = TRUE; +// IPPU.OBJChanged = TRUE; +// CPU.InDMA = FALSE; +// S9xFixColourBrightness(); +// IPPU.RenderThisFrame = FALSE; + +// S9xFixSoundAfterSnapshotLoad(); +// ICPU.ShiftedPB = ICPU.Registers.PB << 16; +// ICPU.ShiftedDB = ICPU.Registers.DB << 16; +// S9xSetPCBase(ICPU.ShiftedPB + ICPU.Registers.PC); +// S9xUnpackStatus(); +//// S9xFixCycles(); +// S9xReschedule(); + + return true; +#else return false; +#endif } void retro_cheat_reset(void) |