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added save state for the mapper rams

This commit is contained in:
qeed 2009-10-03 23:11:28 +00:00
parent dca0ce9ba6
commit 1c6ac0a46c
1 changed files with 10 additions and 2 deletions
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12
src/mappers/228.cpp
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@ -21,13 +21,20 @@
#include "mapinc.h"
//16 bits of ram in total
//only use bottom 4 bits as ram
static int mapper228_ram[4];
//only use bottom 4 bits as ram though
static uint8 mapper228_ram[4];
static SFORMAT StateRegs[]=
{
{ mapper228_ram, 4, "MAPPER_RAM" },
{ 0 }
};
static DECLFR(Mapper228_read)
{
return mapper228_ram[A & 3] & 0xF;
}
static DECLFW(Mapper228_write)
{
uint32 page, pagel, pageh;
@ -64,5 +71,6 @@ void Mapper228_init(void)
SetWriteHandler(0x8000, 0xFFFF, Mapper228_write);
SetWriteHandler(0x4020, 0x5FFF, Mapper228_write);
SetReadHandler (0x4020, 0x5FFF, Mapper228_read);
AddExState(StateRegs, ~0, 0, 0);
}