mirror of
https://github.com/libretro/snes9x.git
synced 2024-11-23 16:29:41 +00:00
[BS-X] Rename and proper SA-1 Memory Pack mapping
This commit is contained in:
luigiblood
parent
8073df6432
commit
1b6f6b6926
61
memmap.cpp
61
memmap.cpp
@ -943,9 +943,9 @@ static void S9xDeinterleaveGD24 (int, uint8 *);
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static bool8 allASCII (uint8 *, int);
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static bool8 is_SufamiTurbo_BIOS (const uint8 *, uint32);
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static bool8 is_SufamiTurbo_Cart (const uint8 *, uint32);
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static bool8 is_SameGame_BIOS (const uint8 *, uint32);
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static bool8 is_BSCart_BIOS (const uint8 *, uint32);
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static bool8 is_SameGame_Add_On (const uint8 *, uint32);
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static bool8 is_GNEXT_BIOS (const uint8 *, uint32);
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static bool8 is_BSCartSA1_BIOS(const uint8 *, uint32);
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static bool8 is_GNEXT_Add_On (const uint8 *, uint32);
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static uint32 caCRC32 (uint8 *, uint32, uint32 crc32 = 0xffffffff);
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static uint32 ReadUPSPointer (const uint8 *, unsigned &, unsigned);
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@ -1229,7 +1229,7 @@ static bool8 is_SufamiTurbo_Cart (const uint8 *data, uint32 size)
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return (FALSE);
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}
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static bool8 is_SameGame_BIOS (const uint8 *data, uint32 size)
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static bool8 is_BSCart_BIOS(const uint8 *data, uint32 size)
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{
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if ((data[0x7FB2] == 0x5A) && (data[0x7FB5] != 0x20) && (data[0x7FDA] == 0x33))
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{
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@ -1257,9 +1257,14 @@ static bool8 is_SameGame_Add_On (const uint8 *data, uint32 size)
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return (FALSE);
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}
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static bool8 is_GNEXT_BIOS (const uint8 *data, uint32 size)
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static bool8 is_BSCartSA1_BIOS (const uint8 *data, uint32 size)
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{
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if (size == 0x180000 && strncmp((char *) (data + 0x7fc0), "SFC SDGUNDAMGNEXT", 17) == 0)
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//Same basic check as BSCart
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if (!is_BSCart_BIOS(data, size))
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return (FALSE);
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//Checks if the game is Itoi's Bass Fishing No. 1 (ZBPJ) or SD Gundam G-NEXT (ZX3J)
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if (strncmp((char *)(data + 0x7fb2), "ZBPJ", 4) == 0 || strncmp((char *)(data + 0x7fb2), "ZX3J", 4) == 0)
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return (TRUE);
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else
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return (FALSE);
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@ -1864,11 +1869,11 @@ bool8 CMemory::LoadMultiCartInt ()
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if (is_SufamiTurbo_Cart(ROM + Multi.cartOffsetA, Multi.cartSizeA))
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Multi.cartType = 4;
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else
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if (is_SameGame_BIOS(ROM + Multi.cartOffsetA, Multi.cartSizeA))
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Multi.cartType = 3;
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else
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if (is_GNEXT_BIOS(ROM + Multi.cartOffsetA, Multi.cartSizeA))
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if (is_BSCartSA1_BIOS(ROM + Multi.cartOffsetA, Multi.cartSizeA))
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Multi.cartType = 5;
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else
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if (is_BSCart_BIOS(ROM + Multi.cartOffsetA, Multi.cartSizeA))
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Multi.cartType = 3;
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}
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else
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if (Multi.cartSizeB)
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@ -1916,11 +1921,8 @@ bool8 CMemory::LoadMultiCartInt ()
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break;
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case 3:
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r = LoadSameGame();
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break;
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case 5:
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r = LoadGNEXT();
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r = LoadBSCart();
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break;
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default:
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@ -1984,7 +1986,7 @@ bool8 CMemory::LoadSufamiTurbo ()
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return (TRUE);
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}
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bool8 CMemory::LoadSameGame ()
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bool8 CMemory::LoadBSCart ()
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{
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Multi.sramA = SRAM;
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Multi.sramB = NULL;
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@ -2568,7 +2570,7 @@ void CMemory::InitROM (void)
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if (Settings.SA1)
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{
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if (Multi.cartType == 5)
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Map_GNEXTSA1LoROMMap();
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Map_BSSA1LoROMMap();
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else
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Map_SA1LoROMMap();
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}
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@ -3260,9 +3262,9 @@ void CMemory::Map_SA1LoROMMap (void)
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BWRAM = SRAM;
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}
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void CMemory::Map_GNEXTSA1LoROMMap (void)
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void CMemory::Map_BSSA1LoROMMap(void)
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{
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printf("Map_GNEXTSA1LoROMMap\n");
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printf("Map_BSSA1LoROMMap\n");
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map_System();
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map_lorom_offset(0x00, 0x3f, 0x8000, 0xffff, Multi.cartSizeA, Multi.cartOffsetA);
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@ -3278,9 +3280,6 @@ void CMemory::Map_GNEXTSA1LoROMMap (void)
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for (int c = 0x40; c < 0x80; c++)
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map_space(c, c, 0x0000, 0xffff, SRAM + (c & 1) * 0x10000);
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// FIXME: untested!
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map_hirom_offset(0x70, 0x7f, 0x0000, 0xffff, Multi.cartSizeB, Multi.cartOffsetB);
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map_WRAM();
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map_WriteProtectROM();
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@ -3340,26 +3339,6 @@ void CMemory::Map_ExtendedHiROMMap (void)
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map_WriteProtectROM();
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}
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void CMemory::Map_SameGameHiROMMap (void)
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{
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printf("Map_SameGameHiROMMap\n");
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map_System();
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map_hirom_offset(0x00, 0x1f, 0x8000, 0xffff, Multi.cartSizeA, Multi.cartOffsetA);
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map_hirom_offset(0x20, 0x3f, 0x8000, 0xffff, Multi.cartSizeB, Multi.cartOffsetB);
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map_hirom_offset(0x40, 0x5f, 0x0000, 0xffff, Multi.cartSizeA, Multi.cartOffsetA);
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map_hirom_offset(0x60, 0x7f, 0x0000, 0xffff, Multi.cartSizeB, Multi.cartOffsetB);
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map_hirom_offset(0x80, 0x9f, 0x8000, 0xffff, Multi.cartSizeA, Multi.cartOffsetA);
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map_hirom_offset(0xa0, 0xbf, 0x8000, 0xffff, Multi.cartSizeB, Multi.cartOffsetB);
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map_hirom_offset(0xc0, 0xdf, 0x0000, 0xffff, Multi.cartSizeA, Multi.cartOffsetA);
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map_hirom_offset(0xe0, 0xff, 0x0000, 0xffff, Multi.cartSizeB, Multi.cartOffsetB);
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map_HiROMSRAM();
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map_WRAM();
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map_WriteProtectROM();
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}
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void CMemory::Map_SPC7110HiROMMap (void)
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{
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printf("Map_SPC7110HiROMMap\n");
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@ -3433,7 +3412,9 @@ void CMemory::Map_BSCartHiROMMap(void)
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map_hirom_offset(0xe0, 0xff, 0x0000, 0xffff, Multi.cartSizeB, Multi.cartOffsetB);
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}
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else
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{
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map_index(0xe0, 0xff, 0x0000, 0xffff, MAP_BSX, MAP_TYPE_RAM);
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}
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map_HiROMSRAM();
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map_WRAM();
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5
memmap.h
5
memmap.h
@ -284,7 +284,7 @@ struct CMemory
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bool8 LoadMultiCart (const char *, const char *);
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bool8 LoadMultiCartInt ();
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bool8 LoadSufamiTurbo ();
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bool8 LoadSameGame ();
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bool8 LoadBSCart ();
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bool8 LoadGNEXT ();
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bool8 LoadSRAM (const char *);
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bool8 SaveSRAM (const char *);
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@ -326,10 +326,9 @@ struct CMemory
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void Map_SetaDSPLoROMMap (void);
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void Map_SDD1LoROMMap (void);
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void Map_SA1LoROMMap (void);
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void Map_GNEXTSA1LoROMMap (void);
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void Map_BSSA1LoROMMap (void);
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void Map_HiROMMap (void);
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void Map_ExtendedHiROMMap (void);
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void Map_SameGameHiROMMap (void);
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void Map_SPC7110HiROMMap (void);
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void Map_BSCartLoROMMap(uint8);
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void Map_BSCartHiROMMap(void);
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33
sa1.cpp
33
sa1.cpp
@ -304,7 +304,16 @@ static void S9xSetSA1MemMap (uint32 which1, uint8 map)
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for (int c = 0; c < 0x100; c += 16)
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{
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uint8 *block = &Memory.ROM[(map & 7) * 0x100000 + (c << 12)];
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uint8 *block;
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if (Multi.cartType != 5)
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block = &Memory.ROM[(map & 7) * 0x100000 + (c << 12)];
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else
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{
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if ((map & 7) < 4)
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block = Memory.ROM + Multi.cartOffsetA + ((map & 7) * 0x100000 + (c << 12));
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else
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block = Memory.ROM + Multi.cartOffsetB + (((map & 7) - 4) * 0x100000 + (c << 12));
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}
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for (int i = c; i < c + 16; i++)
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Memory.Map[start + i] = SA1.Map[start + i] = block;
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}
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@ -312,8 +321,26 @@ static void S9xSetSA1MemMap (uint32 which1, uint8 map)
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for (int c = 0; c < 0x200; c += 16)
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{
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// conversion to int is needed here - map is promoted but which1 is not
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int32 offset = (((map & 0x80) ? map : which1) & 7) * 0x100000 + (c << 11) - 0x8000;
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uint8 *block = &Memory.ROM[offset];
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int32 offset;
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uint8 *block;
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if (Multi.cartType != 5)
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{
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offset = (((map & 0x80) ? map : which1) & 7) * 0x100000 + (c << 11) - 0x8000;
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block = &Memory.ROM[offset];
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}
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else
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{
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if ((map & 7) < 4)
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{
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offset = (((map & 0x80) ? map : which1) & 7) * 0x100000 + (c << 11) - 0x8000;
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block = Memory.ROM + Multi.cartOffsetA + offset;
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}
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else
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{
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offset = ((((map & 0x80) ? map : which1) & 7) - 4) * 0x100000 + (c << 11) - 0x8000;
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block = Memory.ROM + Multi.cartOffsetB + offset;
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}
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}
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for (int i = c + 8; i < c + 16; i++)
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Memory.Map[start2 + i] = SA1.Map[start2 + i] = block;
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}
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