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That's the SRAM too. And SA-1 RAM.

This commit is contained in:
Alcaro 2014-05-28 18:37:16 +02:00
parent 2401f86259
commit 0a4ff37074
1 changed files with 29 additions and 51 deletions
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80
memmap.cpp
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@ -2917,57 +2917,35 @@ void CMemory::map_index (uint32 bank_s, uint32 bank_e, uint32 addr_s, uint32 add
}
#ifdef __LIBRETRO__
struct retro_memory_descriptor desc = {0};
desc.flags=RETRO_MEMDESC_CONST;
desc.ptr=NULL;//this function maps funky stuff like hardware regs, but also various SRAM
//the following should be handled:
/*
case CMemory::MAP_LOROM_SRAM:
if (Memory.SRAMMask)
{
*(Memory.SRAM + ((((Address & 0xff0000) >> 1) | (Address & 0x7fff)) & Memory.SRAMMask)) = Byte;
CPU.SRAMModified = TRUE;
}
addCyclesInMemoryAccess;
return;
case CMemory::MAP_LOROM_SRAM_B:
if (Multi.sramMaskB)
{
*(Multi.sramB + ((((Address & 0xff0000) >> 1) | (Address & 0x7fff)) & Multi.sramMaskB)) = Byte;
CPU.SRAMModified = TRUE;
}
addCyclesInMemoryAccess;
return;
case CMemory::MAP_HIROM_SRAM:
if (Memory.SRAMMask)
{
*(Memory.SRAM + (((Address & 0x7fff) - 0x6000 + ((Address & 0xf0000) >> 3)) & Memory.SRAMMask)) = Byte;
CPU.SRAMModified = TRUE;
}
addCyclesInMemoryAccess;
return;
case CMemory::MAP_BWRAM:
*(Memory.BWRAM + ((Address & 0x7fff) - 0x6000)) = Byte;
CPU.SRAMModified = TRUE;
addCyclesInMemoryAccess;
return;
case CMemory::MAP_SA1RAM:
*(Memory.SRAM + (Address & 0xffff)) = Byte;
addCyclesInMemoryAccess;
return;
*/
desc.offset=0;//
desc.start=0;//
desc.select=0;//
desc.disconnect=0;//
desc.len=0;//
//S9xAppendMapping(&desc);
desc.start=bank_s<<16 | addr_s;
desc.select=(bank_s<<16 | addr_s) ^ (bank_e<<16 | addr_e) ^ 0xFFFFFF;
if (type==MAP_LOROM_SRAM || type==MAP_SA1RAM)
{
desc.ptr=Memory.SRAM;
desc.disconnect=0x8000;
desc.len=Memory.SRAMMask+1;
S9xAppendMapping(&desc);
}
if (type==MAP_LOROM_SRAM_B)
{
desc.ptr=Multi.sramB;
desc.disconnect=0x8000;
desc.len=Multi.sramMaskB+1;
S9xAppendMapping(&desc);
}
if (type==MAP_HIROM_SRAM || type==MAP_RONLY_SRAM)
{
desc.ptr=Memory.SRAM;
desc.disconnect=0xF8E000;
desc.len=Memory.SRAMMask+1;
S9xAppendMapping(&desc);
}
if (type==MAP_BWRAM)
{
desc.ptr=Memory.BWRAM;
desc.disconnect=0xFFE000;
S9xAppendMapping(&desc);
}
#endif
}