void MemWatcher::Update()
{
for (int i = 0; i < m_watches.size(); i++)
{
Watch& watch = m_watches[i];
u32 value = 0;
switch (watch.size)
{
case 1:
value = MEM_getByte(watch.address);
break;
case 2:
value = MEM_getWord(watch.address);
break;
case 4:
value = MEM_getLong(watch.address);
break;
}
if (value != watch.cache)
{
watch.cache = value;
watch.callback(watch.address, watch.size, value);
}
}
}
void DecodeCopper(int cpReg,int offs)
{
u_int32_t copperAddress;
int a;
if (cpReg==0)
copperAddress = CST_GETLNGU(CST_COP1LCH,CUSTOM_CHIP_RAM_MASK);
else
copperAddress = CST_GETLNGU(CST_COP2LCH,CUSTOM_CHIP_RAM_MASK);
DisplayWindow(0,0,14*8+1,31+34);
copperAddress+=4*offs;
for (a=0;a<32+31;a++)
{
u_int16_t ins1 = MEM_getWord(copperAddress);
u_int16_t ins2 = MEM_getWord(copperAddress+2);
if (ins1&0x0001)
{
if (ins2&0x0001)
{
// Skip
PrintAt(0x0F,0xFF,1, a+1, "%08X Skip : %04X:%04X\n",copperAddress,ins1,ins2);
}
else
{
// Wait
u_int8_t maskv=0x80|((ins2>>8)&0x7F);
u_int8_t maskh=(ins2&0xFE);
u_int8_t vpos=ins1>>8;
u_int8_t hpos=ins1&0xFE;
PrintAt(0x0F,0xFF,1, a+1, "%08X Wait : %04X:%04X\n -- VPOS&%02X >= %02X -- HPOS&%02X >= %02X",copperAddress,ins1,ins2,maskv,vpos,maskh,hpos);
}
}
else
{
// Move
PrintAt(0x0F,0xFF,1, a+1, "%08X Move : %04X:%04X = %04X -> %08X (%s)\n",copperAddress,ins1,ins2,ins2,0xDFF000 + (ins1&0x01FE),MEM_GetHardwareName((ins1&0x01FE)/2));
}
copperAddress+=4;
}
u_int32_t GetOpcodeLength(u_int32_t address)
{
u_int16_t opcode;
u_int16_t operands[8];
u_int32_t insCount;
int32_t a;
opcode = MEM_getWord(address);
if (CPU_Information[opcode])
{
for (a=0;a<CPU_Information[opcode]->numOperands;a++)
{
operands[a] = (opcode & CPU_Information[opcode]->operandMask[a]) >>
CPU_Information[opcode]->operandShift[a];
}
}
insCount=CPU_DisTable[opcode](address+2,operands[0],operands[1],operands[2],
operands[3],operands[4],operands[5],operands[6],operands[7]);
return insCount;
}
