6502/v6502cpp
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working v6502

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git-svn-id: https://subversion.assembla.com/svn/cmosher/apple2/emu/v6502@10086 884d43a4-ffbe-47e9-90ca-fd8c37d7eb32
This commit is contained in:
cmosher 2011-06-24 19:05:33 +00:00
parent 7f3c4c471f
commit 77a69187bf
1 changed files with 35 additions and 25 deletions
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v6502.cpp
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@ -230,7 +230,7 @@ void recalc(const std::set<int>& s) {
if (!list.size()) {
return;
}
std::cout << "recalc node count: " << list.size() << std::endl;
// std::cout << "recalc node count: " << list.size() << std::endl;
std::set<int> rcl;
for (std::set<int>::iterator ilist = list.begin(); ilist != list.end(); ++ilist) {
recalcNode(*ilist,rcl);
@ -253,28 +253,38 @@ void recalcAll() {
}
unsigned char mRead(unsigned short addr) {
std::cout << "read mem: ";
pHexw(addr);
std::cout << std::endl;
//std::cout << "read mem: ";
//pHexw(addr);
//std::cout << std::endl;
/* TODO get byte from addr in memory */
unsigned char x;
x = 0;
switch (addr) {
case 0: x = 0xA9; break;
case 1: x = 0x5A; break;
case 0: x = 0xA9; break; // LDA #$5A
case 1: x = 0x5A; break; //
case 2: x = 0x85; break; // STA $88
case 3: x = 0x88; break; //
case 4: x = 0xD0; break; // BNE 0
case 5: x = 0xFA; break; //
}
return x;
}
void mWrite(unsigned short addr, unsigned char data) {
/* TODO write data to addr in memory */
//std::cout << "write mem: ";
//pHexw(addr);
//std::cout << "=";
//pHex(data);
//std::cout << std::endl;
}
void putDataToChip(unsigned char data) {
/*
std::cout << "d2cpu: ";
pHex(data);
std::cout << std::endl;
*/
unsigned char x = data;
std::set<int> s;
@ -324,36 +334,36 @@ void step() {
}
void init() {
std::cout << "initializing CPU..." << std::endl;
//std::cout << "initializing CPU..." << std::endl;
segs[VCC].state = true;
std::cout << " 'RESET" << std::endl;
//std::cout << " 'RESET" << std::endl;
setLow(RES);
std::cout << " 'CLK0" << std::endl;
//std::cout << " 'CLK0" << std::endl;
setLow(CLK0);
std::cout << " RDY" << std::endl;
//std::cout << " RDY" << std::endl;
setHigh(RDY);
std::cout << " 'SO" << std::endl;
//std::cout << " 'SO" << std::endl;
setLow(SO);
std::cout << " IRQ" << std::endl;
//std::cout << " IRQ" << std::endl;
setHigh(IRQ);
std::cout << " NMI" << std::endl;
//std::cout << " NMI" << std::endl;
setHigh(NMI);
std::cout << "recalc all" << std::endl;
//std::cout << "recalc all" << std::endl;
recalcAll();
dumpRegs();
//dumpRegs();
std::cout << " [8 cycles]" << std::endl;
//std::cout << " [8 cycles]" << std::endl;
for (int i(0); i < 8; ++i) {
std::cout << " CLK0" << std::endl;
//std::cout << " CLK0" << std::endl;
setHigh(CLK0);
dumpRegs();
std::cout << " 'CLK0" << std::endl;
//dumpRegs();
//std::cout << " 'CLK0" << std::endl;
setLow(CLK0);
dumpRegs();
//dumpRegs();
}
std::cout << " RESET" << std::endl;
//std::cout << " RESET" << std::endl;
setHigh(RES);
}
@ -423,10 +433,10 @@ int main(int argc, char *argv[])
init();
std::cout << "running some..." << std::endl;
for (int i(0); i < 5; ++i) {
std::cerr << "running some..." << std::endl;
for (int i(0); i < 500; ++i) {
step();
dumpRegs();
//dumpRegs();
}
/*dump chip