static void InitializeBoard(void)
{
if(!sboardname)
throw MDFN_Error(0, _("Missing UNIF board name."));
for(auto const& bm : bmap)
{
if(!strcmp((char *)sboardname, (char *)bm.name))
{
for(unsigned i = 0; i < 16; i++)
{
if((bm.prg_rm & (1U << i)) && !malloced[i])
throw MDFN_Error(0, _("Missing PRG ROM %u."), i);
}
if(!malloced[16])
{
if(bm.flags & BMCFLAG_32KCHRR)
CHRRAMSize = 32768;
else
CHRRAMSize = 8192;
UNIFchrrama = (uint8 *)MDFN_malloc_T(CHRRAMSize, _("CHR RAM"));
SetupCartCHRMapping(0,UNIFchrrama,CHRRAMSize,1);
}
if(bm.flags & BMCFLAG_FORCE4)
mirrortodo=4;
InitBoardMirroring();
bm.init(&UNIFCart);
return;
}
}
throw MDFN_Error(0, _("Board type not supported."));
}
static void LoadPRG(Stream *fp)
{
uint32 t;
unsigned z;
z = uchead.ID[3] - '0'; // FIXME hex
if(z > 15)
throw MDFN_Error(0, "Invalid PRG ROM index '%c'.\n", uchead.ID[3]);
MDFN_printf(_("PRG ROM %u size: %u\n"), z, uchead.info);
if(malloced[z])
free(malloced[z]);
t = FixRomSize(uchead.info, 2048);
malloced[z] = (uint8 *)MDFN_malloc_T(t, _("PRG ROM"));
mallocedsizes[z] = t;
memset(malloced[z] + uchead.info, 0xFF, t - uchead.info);
fp->read(malloced[z], uchead.info);
SetupCartPRGMapping(z,malloced[z],t,0);
}
static void InitBoardMirroring(void)
{
if(mirrortodo<0x4)
SetupCartMirroring(mirrortodo,1,0);
else if(mirrortodo==0x4)
{
exntar = (uint8 *)MDFN_malloc_T(2048, _("Nametable RAM"));
SetupCartMirroring(4,1,exntar);
}
else
SetupCartMirroring(0,0,0);
}
static void SetBoardName(Stream *fp)
{
assert(uchead.info <= (SIZE_MAX - 1));
boardname = (uint8*)MDFN_malloc_T((size_t)uchead.info + 1, _("Board Name"));
fp->read(boardname, uchead.info);
boardname[uchead.info] = 0;
MDFN_RemoveControlChars((char*)boardname);
MDFN_printf(_("Board name: %s\n"), boardname);
sboardname=boardname;
if(!memcmp(boardname,"NES-",4) || !memcmp(boardname,"UNL-",4) || !memcmp(boardname,"HVC-",4) || !memcmp(boardname,"BTL-",4) || !memcmp(boardname,"BMC-",4))
sboardname+=4;
}
void MDFNSS_GetStateInfo(const char *filename, StateStatusStruct *status)
{
uint32 StateShowPBWidth;
uint32 StateShowPBHeight;
uint8 *previewbuffer = NULL;
try
{
GZFileStream fp(filename, GZFileStream::MODE::READ);
uint8 header[32];
fp.read(header, 32);
uint32 width = MDFN_de32lsb(header + 24);
uint32 height = MDFN_de32lsb(header + 28);
if(width > 1024)
width = 1024;
if(height > 1024)
height = 1024;
previewbuffer = (uint8 *)MDFN_malloc_T(3 * width * height, _("Save state preview buffer"));
fp.read(previewbuffer, 3 * width * height);
StateShowPBWidth = width;
StateShowPBHeight = height;
}
catch(std::exception &e)
{
if(previewbuffer != NULL)
{
MDFN_free(previewbuffer);
previewbuffer = NULL;
}
StateShowPBWidth = MDFNGameInfo->nominal_width;
StateShowPBHeight = MDFNGameInfo->nominal_height;
}
status->gfx = previewbuffer;
status->w = StateShowPBWidth;
status->h = StateShowPBHeight;
}
static void NAME(Stream *fp)
{
char* namebuf = NULL;
assert(uchead.info <= (SIZE_MAX - 1));
namebuf = (char*)MDFN_malloc_T((size_t)uchead.info + 1, "Name");
fp->read(namebuf, uchead.info);
namebuf[uchead.info] = 0;
MDFN_RemoveControlChars(namebuf);
MDFN_printf(_("Name: %s\n"), namebuf);
if(!MDFNGameInfo->name)
MDFNGameInfo->name = namebuf;
else
{
free(namebuf);
namebuf = NULL;
}
}
//-----------------------------------------------------------------------------
// rom_loaded()
//-----------------------------------------------------------------------------
void rom_loaded(void)
{
//Extract the header
rom_header = (RomHeader*)(ngpc_rom.data);
//Rom Name
for(int i = 0; i < 12; i++)
{
if (rom_header->name[i] >= 32 && rom_header->name[i] < 128)
ngpc_rom.name[i] = rom_header->name[i];
else
ngpc_rom.name[i] = ' ';
}
ngpc_rom.name[12] = 0;
rom_hack(); //Apply a hack if required!
rom_display_header();
ngpc_rom.orig_data = (uint8 *)MDFN_malloc_T(ngpc_rom.length, _("ROM FLASH backup"));
memcpy(ngpc_rom.orig_data, ngpc_rom.data, ngpc_rom.length);
}
MD_Cart_Type_SRAM::MD_Cart_Type_SRAM(const md_game_info *ginfo, const uint8 *ROM, const uint32 ROM_size)
{
this->rom = ROM;
this->rom_size = ROM_size;
sram_start = ginfo->sram_start;
sram_end = ginfo->sram_end;
sram_size = 0;
sram_start &= 0xFFFFFE;
sram_end |= 0x000001;
if((uint32)(sram_end - sram_start) >= 0x10000 || sram_start == sram_end)
{
sram_end = sram_start + 0xFFFF;
}
sram_size = sram_end - sram_start + 1;
//printf("%08x %08x %08x\n", sram_start, sram_end, sram_size);
sram = (uint8 *)MDFN_malloc_T(sram_size, _("Cart SRAM"));
memset(sram, 0xFF, sram_size);
}
uint32 HuC_Load(MDFNFILE* fp)
{
uint32 crc = 0;
try
{
uint32 sf2_threshold = 2048 * 1024;
uint32 sf2_required_size = 2048 * 1024 + 512 * 1024;
uint64 len = fp->size();
uint64 m_len = (len + 8191)&~8191;
bool sf2_mapper = FALSE;
if(m_len >= sf2_threshold)
{
sf2_mapper = TRUE;
if(m_len != sf2_required_size)
m_len = sf2_required_size;
}
IsPopulous = 0;
PCE_IsCD = 0;
HuCROM = (uint8 *)MDFN_malloc_T(m_len, _("HuCard ROM"));
memset(HuCROM, 0xFF, m_len);
fp->read(HuCROM, std::min<uint64>(m_len, len));
md5_context md5;
md5.starts();
md5.update(HuCROM, std::min<uint64>(m_len, len));
md5.finish(MDFNGameInfo->MD5);
crc = crc32(0, HuCROM, std::min<uint64>(m_len, len));
MDFN_printf(_("ROM: %lluKiB\n"), (unsigned long long)(std::min<uint64>(m_len, len) / 1024));
MDFN_printf(_("ROM CRC32: 0x%04x\n"), crc);
MDFN_printf(_("ROM MD5: 0x%s\n"), md5_context::asciistr(MDFNGameInfo->MD5, 0).c_str());
memset(ROMSpace, 0xFF, 0x88 * 8192 + 8192);
if(m_len == 0x60000)
{
memcpy(ROMSpace + 0x00 * 8192, HuCROM, 0x20 * 8192);
memcpy(ROMSpace + 0x20 * 8192, HuCROM, 0x20 * 8192);
memcpy(ROMSpace + 0x40 * 8192, HuCROM + 0x20 * 8192, 0x10 * 8192);
memcpy(ROMSpace + 0x50 * 8192, HuCROM + 0x20 * 8192, 0x10 * 8192);
memcpy(ROMSpace + 0x60 * 8192, HuCROM + 0x20 * 8192, 0x10 * 8192);
memcpy(ROMSpace + 0x70 * 8192, HuCROM + 0x20 * 8192, 0x10 * 8192);
}
else if(m_len == 0x80000)
{
memcpy(ROMSpace + 0x00 * 8192, HuCROM, 0x40 * 8192);
memcpy(ROMSpace + 0x40 * 8192, HuCROM + 0x20 * 8192, 0x20 * 8192);
memcpy(ROMSpace + 0x60 * 8192, HuCROM + 0x20 * 8192, 0x20 * 8192);
}
else
{
memcpy(ROMSpace + 0x00 * 8192, HuCROM, (m_len < 1024 * 1024) ? m_len : 1024 * 1024);
}
for(int x = 0x00; x < 0x80; x++)
{
HuCPUFastMap[x] = ROMSpace;
PCERead[x] = HuCRead;
}
if(!memcmp(HuCROM + 0x1F26, "POPULOUS", strlen("POPULOUS")))
{
uint8 *PopRAM = ROMSpace + 0x40 * 8192;
memset(PopRAM, 0xFF, 32768);
LoadSaveMemory(MDFN_MakeFName(MDFNMKF_SAV, 0, "sav"), PopRAM, 32768);
IsPopulous = 1;
MDFN_printf("Populous\n");
for(int x = 0x40; x < 0x44; x++)
{
HuCPUFastMap[x] = &PopRAM[(x & 3) * 8192] - x * 8192;
PCERead[x] = HuCRead;
PCEWrite[x] = HuCRAMWrite;
}
MDFNMP_AddRAM(32768, 0x40 * 8192, PopRAM);
}
else
{
memset(SaveRAM, 0x00, 2048);
memcpy(SaveRAM, BRAM_Init_String, 8); // So users don't have to manually intialize the file cabinet
// in the CD BIOS screen.
LoadSaveMemory(MDFN_MakeFName(MDFNMKF_SAV, 0, "sav"), SaveRAM, 2048);
PCEWrite[0xF7] = SaveRAMWrite;
PCERead[0xF7] = SaveRAMRead;
MDFNMP_AddRAM(2048, 0xF7 * 8192, SaveRAM);
}
// 0x1A558
//if(len >= 0x20000 && !memcmp(HuCROM + 0x1A558, "STREET FIGHTER#", strlen("STREET FIGHTER#")))
if(sf2_mapper)
{
for(int x = 0x40; x < 0x80; x++)
{
// FIXME: PCE_FAST
HuCPUFastMap[x] = NULL; // Make sure our reads go through our read function, and not a table lookup
PCERead[x] = HuCSF2Read;
}
PCEWrite[0] = HuCSF2Write;
MDFN_printf("Street Fighter 2 Mapper\n");
HuCSF2Latch = 0;
}
}
catch(...)
{
Cleanup();
throw;
}
return crc;
}
void HuC_Load(const uint8 *data, uint32 len, uint32 crc32, bool DisableBRAM, SysCardType syscard)
{
const uint32 sf2_threshold = 2048 * 1024;
uint32 m_len = (len + 8191) &~ 8191;
bool sf2_mapper = FALSE;
bool mcg_mapper = FALSE;
bool UseBRAM = FALSE;
//
// Obvious, but anyway: catch exceptions and free any allocated memory here, otherwise when code higher up calls HuC_Close(), it might wipe out save game files.
//
try
{
if(len >= 8192 && !memcmp(data + 0x1FD0, "MCGENJIN", 8))
mcg_mapper = TRUE;
if(!syscard && m_len >= sf2_threshold && !mcg_mapper)
{
sf2_mapper = TRUE;
// Only used the "extended" SF2 mapper if it's considerably larger than the normal SF2 mapper size.
if(m_len < (512 * 1024 * 6))
m_len = 512 * 1024 * 5;
else
m_len = round_up_pow2(m_len - 512 * 1024) + 512 * 1024;
if(m_len > 8912896)
throw MDFN_Error(0, _("ROM image is too large for extended SF2 mapper!"));
HuCSF2BankMask = ((m_len - 512 * 1024) / (512 * 1024)) - 1;
//printf("%d %d, %02x\n", len, m_len, HuCSF2BankMask);
}
IsPopulous = 0;
PCE_IsCD = 0;
if(syscard == SYSCARD_NONE)
{
md5_context md5;
md5.starts();
md5.update(data, len);
md5.finish(MDFNGameInfo->MD5);
MDFN_printf(_("ROM: %dKiB\n"), (len + 1023) / 1024);
MDFN_printf(_("ROM CRC32: 0x%08x\n"), crc32);
MDFN_printf(_("ROM MD5: 0x%s\n"), md5_context::asciistr(MDFNGameInfo->MD5, 0).c_str());
}
if(syscard != SYSCARD_NONE)
{
CDRAM = (uint8 *)MDFN_calloc_T(1, 8 * 8192, _("CD RAM"));
for(int x = 0x80; x < 0x88; x++)
{
ROMMap[x] = &CDRAM[(x - 0x80) * 8192] - x * 8192;
HuCPU->SetFastRead(x, ROMMap[x] + x * 8192);
HuCPU->SetReadHandler(x, CDRAMRead);
HuCPU->SetWriteHandler(x, CDRAMWrite);
}
MDFNMP_AddRAM(8 * 8192, 0x80 * 8192, CDRAM);
UseBRAM = TRUE;
}
if(mcg_mapper)
{
mcg = new MCGenjin(data, len);
for(unsigned i = 0; i < 128; i++)
{
HuCPU->SetFastRead(i, NULL);
HuCPU->SetReadHandler(i, MCG_ReadHandler);
HuCPU->SetWriteHandler(i, MCG_WriteHandler);
}
goto BRAM_Init; // SO EVIL YES EVVIIIIIL(FIXME)
}
HuCROM = (uint8 *)MDFN_malloc_T(m_len, _("HuCard ROM"));
memset(HuCROM, 0xFF, m_len);
memcpy(HuCROM, data, (m_len < len) ? m_len : len);
if(m_len == 0x60000)
{
for(int x = 0; x < 128; x++)
{
ROMMap[x] = &HuCROM[(x & 0x1F) * 8192] - x * 8192;
HuCPU->SetFastRead(x, ROMMap[x] + x * 8192);
HuCPU->SetReadHandler(x, HuCRead);
}
for(int x = 64; x < 128; x++)
{
ROMMap[x] = &HuCROM[((x & 0xF) + 32) * 8192] - x * 8192;
HuCPU->SetFastRead(x, ROMMap[x] + x * 8192);
HuCPU->SetReadHandler(x, HuCRead);
}
}
else if(m_len == 0x80000)
{
for(int x = 0; x < 64; x++)
{
ROMMap[x] = &HuCROM[(x & 0x3F) * 8192] - x * 8192;
HuCPU->SetFastRead(x, ROMMap[x] + x * 8192);
HuCPU->SetReadHandler(x, HuCRead);
}
for(int x = 64; x < 128; x++)
{
ROMMap[x] = &HuCROM[((x & 0x1F) + 32) * 8192] - x * 8192;
HuCPU->SetFastRead(x, ROMMap[x] + x * 8192);
HuCPU->SetReadHandler(x, HuCRead);
}
}
else
{
for(int x = 0; x < 128; x++)
{
uint8 bank = x % (m_len / 8192);
ROMMap[x] = &HuCROM[bank * 8192] - x * 8192;
HuCPU->SetFastRead(x, ROMMap[x] + x * 8192);
HuCPU->SetReadHandler(x, HuCRead);
}
}
if(syscard)
{
if(syscard == SYSCARD_3 || syscard == SYSCARD_ARCADE)
{
SysCardRAM = (uint8 *)MDFN_calloc_T(1, 24 * 8192, _("System Card RAM"));
for(int x = 0x68; x < 0x80; x++)
{
ROMMap[x] = &SysCardRAM[(x - 0x68) * 8192] - x * 8192;
HuCPU->SetFastRead(x, ROMMap[x] + x * 8192);
HuCPU->SetReadHandler(x, SysCardRAMRead);
HuCPU->SetWriteHandler(x, SysCardRAMWrite);
}
MDFNMP_AddRAM(24 * 8192, 0x68 * 8192, SysCardRAM);
}
if(syscard == SYSCARD_ARCADE)
{
arcade_card = new ArcadeCard();
for(int x = 0x40; x < 0x44; x++)
{
ROMMap[x] = NULL;
HuCPU->SetFastRead(x, NULL);
HuCPU->SetReadHandler(x, AC_PhysRead);
HuCPU->SetWriteHandler(x, AC_PhysWrite);
}
}
}
else
{
if(!memcmp(HuCROM + 0x1F26, "POPULOUS", strlen("POPULOUS")))
{
gzFile fp;
PopRAM = (uint8 *)MDFN_malloc_T(32768, _("Populous RAM"));
memset(PopRAM, 0xFF, 32768);
if((fp = gzopen(MDFN_MakeFName(MDFNMKF_SAV, 0, "sav").c_str(), "rb")))
{
gzread(fp, PopRAM, 32768);
gzclose(fp);
}
IsPopulous = 1;
MDFN_printf("Populous\n");
for(int x = 0x40; x < 0x44; x++)
{
ROMMap[x] = &PopRAM[(x & 3) * 8192] - x * 8192;
HuCPU->SetFastRead(x, ROMMap[x] + x * 8192);
HuCPU->SetReadHandler(x, HuCRead);
HuCPU->SetWriteHandler(x, HuCRAMWrite);
}
MDFNMP_AddRAM(32768, 0x40 * 8192, PopRAM);
}
else if(crc32 == 0x34dc65c4) // Tsushin Booster
{
gzFile fp;
TsushinRAM = (uint8*)MDFN_malloc_T(0x8000, _("Tsushin Booster RAM"));
memset(TsushinRAM, 0xFF, 0x8000);
if((fp = gzopen(MDFN_MakeFName(MDFNMKF_SAV, 0, "sav").c_str(), "rb")))
{
gzread(fp, TsushinRAM, 32768);
gzclose(fp);
}
IsTsushin = 1;
MDFN_printf("Tsushin Booster\n");
for(int x = 0x88; x < 0x8C; x++)
{
ROMMap[x] = &TsushinRAM[(x & 3) * 8192] - x * 8192;
HuCPU->SetFastRead(x, ROMMap[x] + x * 8192);
HuCPU->SetReadHandler(x, HuCRead);
HuCPU->SetWriteHandler(x, HuCRAMWrite);
}
MDFNMP_AddRAM(32768, 0x88 * 8192, TsushinRAM);
}
else
UseBRAM = TRUE;
// 0x1A558
if(sf2_mapper)
{
for(int x = 0x20; x < 0x40; x++)
HuCPU->SetReadHandler(x, HuCSF2ReadLow);
for(int x = 0x40; x < 0x80; x++)
{
HuCPU->SetFastRead(x, NULL); // Make sure our reads go through our read function, and not a table lookup
HuCPU->SetReadHandler(x, HuCSF2Read);
}
HuCPU->SetWriteHandler(0, HuCSF2Write);
MDFN_printf("Street Fighter 2 Mapper\n");
HuCSF2Latch = 0;
}
} // end else to if(syscard)
BRAM_Init:
BRAM_Disabled = DisableBRAM;
if(BRAM_Disabled)
UseBRAM = false;
if(UseBRAM)
{
gzFile fp;
memset(SaveRAM, 0x00, 2048);
memcpy(SaveRAM, BRAM_Init_String, 8); // So users don't have to manually intialize the file cabinet
// in the CD BIOS screen.
if((fp = gzopen(MDFN_MakeFName(MDFNMKF_SAV, 0, "sav").c_str(), "rb")))
{
gzread(fp, SaveRAM, 2048);
gzclose(fp);
}
HuCPU->SetWriteHandler(0xF7, SaveRAMWrite);
HuCPU->SetReadHandler(0xF7, SaveRAMRead);
MDFNMP_AddRAM(2048, 0xF7 * 8192, SaveRAM);
}
}
catch(...)
{
Cleanup();
throw;
}
}
