snes9x/sdd1.cpp

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/*****************************************************************************\
Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
This file is licensed under the Snes9x License.
For further information, consult the LICENSE file in the root directory.
\*****************************************************************************/
2010-09-25 15:46:12 +00:00
#include "snes9x.h"
#include "memmap.h"
#include "sdd1.h"
#include "display.h"
void S9xSetSDD1MemoryMap (uint32 bank, uint32 value)
{
bank = 0xc00 + bank * 0x100;
value = value * 1024 * 1024;
for (int c = 0; c < 0x100; c += 16)
{
uint8 *block = &Memory.ROM[value + (c << 12)];
for (int i = c; i < c + 16; i++)
Memory.Map[i + bank] = block;
}
}
void S9xResetSDD1 (void)
{
memset(&Memory.FillRAM[0x4800], 0, 4);
for (int i = 0; i < 4; i++)
{
Memory.FillRAM[0x4804 + i] = i;
S9xSetSDD1MemoryMap(i, i);
}
}
void S9xSDD1PostLoadState (void)
{
for (int i = 0; i < 4; i++)
S9xSetSDD1MemoryMap(i, Memory.FillRAM[0x4804 + i]);
}