inline void CMemMap::Poke(ULONG addr, UBYTE data)
{
TRACE_MEMMAP1("Poke() - Data %02x",data);
int newstate,loop;
// FC00-FCFF Susie area
newstate=(data&0x01)?FALSE:TRUE;
if(newstate!=mSusieEnabled) {
mSusieEnabled=newstate;
if(mSusieEnabled) {
for(loop=SUSIE_START; loop<SUSIE_START+SUSIE_SIZE; loop++) mSystem.mMemoryHandlers[loop]=mSystem.mSusie;
} else {
for(loop=SUSIE_START; loop<SUSIE_START+SUSIE_SIZE; loop++) mSystem.mMemoryHandlers[loop]=mSystem.mRam;
}
}
// FD00-FCFF Mikie area
newstate=(data&0x02)?FALSE:TRUE;
if(newstate!=mMikieEnabled) {
mMikieEnabled=newstate;
if(mMikieEnabled) {
for(loop=MIKIE_START; loop<MIKIE_START+MIKIE_SIZE; loop++) mSystem.mMemoryHandlers[loop]=mSystem.mMikie;
} else {
for(loop=MIKIE_START; loop<MIKIE_START+MIKIE_SIZE; loop++) mSystem.mMemoryHandlers[loop]=mSystem.mRam;
}
}
// FE00-FFF7 Rom area
newstate=(data&0x04)?FALSE:TRUE;
if(newstate!=mRomEnabled) {
mRomEnabled=newstate;
if(mRomEnabled) {
for(loop=BROM_START; loop<BROM_START+(BROM_SIZE-8); loop++) mSystem.mMemoryHandlers[loop]=mSystem.mRom;
} else {
for(loop=BROM_START; loop<BROM_START+(BROM_SIZE-8); loop++) mSystem.mMemoryHandlers[loop]=mSystem.mRam;
}
}
// FFFA-FFFF Vector area - Overload ROM space
newstate=(data&0x08)?FALSE:TRUE;
if(newstate!=mVectorsEnabled) {
mVectorsEnabled=newstate;
if(mVectorsEnabled) {
for(loop=VECTOR_START; loop<VECTOR_START+VECTOR_SIZE; loop++) mSystem.mMemoryHandlers[loop]=mSystem.mRom;
} else {
for(loop=VECTOR_START; loop<VECTOR_START+VECTOR_SIZE; loop++) mSystem.mMemoryHandlers[loop]=mSystem.mRam;
}
}
}
INLINE uint8 CMemMap::Peek(uint32 addr)
{
uint8 retval=0;
retval+=(mSusieEnabled)?0:0x01;
retval+=(mMikieEnabled)?0:0x02;
retval+=(mRomEnabled)?0:0x04;
retval+=(mVectorsEnabled)?0:0x08;
TRACE_MEMMAP1("Peek() - Data %02x",retval);
return retval;
}
inline UBYTE CMemMap::Peek(ULONG addr)
{
UBYTE retval=0;
retval+=(mSusieEnabled)?0:0x01;
retval+=(mMikieEnabled)?0:0x02;
retval+=(mRomEnabled)?0:0x04;
retval+=(mVectorsEnabled)?0:0x08;
TRACE_MEMMAP1("Peek() - Data %02x",retval);
return retval;
}
