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#include "stdafx.h"
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#include "stdafx.h"
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extern clsPIC pic1;
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extern unsigned int breakpoints[30];
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extern unsigned __int64 ibreakpoints[10];
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extern bool ib_active[10];
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extern bool isRunning;
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extern bool stepout, stepover;
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extern unsigned int step_depth, stepover_depth;
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extern unsigned int stepoverBkpt;
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extern unsigned int stepover_pc;
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extern bool animate;
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extern bool fullspeed;
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extern bool runstop;
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clsSystem::clsSystem() {
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clsSystem::clsSystem() {
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int nn;
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int nn;
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WriteROM = false;
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WriteROM = false;
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for (nn = 0; nn < sizeof(memory); nn+=8) {
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for (nn = 0; nn < sizeof(memory); nn+=8) {
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memory[nn>>3] = 0;
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memory[nn>>3] = 0;
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}
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}
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quit = false;
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Reset();
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Reset();
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};
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};
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void clsSystem::Reset()
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void clsSystem::Reset()
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{
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{
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int nn;
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int nn;
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Line 32... |
VideoMemDirty[nn] = true;
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VideoMemDirty[nn] = true;
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}
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}
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leds = 0;
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leds = 0;
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write_error = false;
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write_error = false;
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runstop = false;
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runstop = false;
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cpu1.system1 = this;
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cpu2.system1 = this;
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refscreen = true;
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refscreen = true;
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cpu2.Reset();
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pic1.Reset();
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uart1.Reset();
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};
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};
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unsigned __int64 clsSystem::Read(unsigned int ad, int sr) {
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unsigned __int64 clsSystem::Read(unsigned int ad, int sr) {
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__int64 rr;
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__int64 rr;
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unsigned __int8 sc;
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unsigned __int8 sc;
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unsigned __int8 st;
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unsigned __int8 st;
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Line 86... |
else if (pic1.IsSelected(ad)) {
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else if (pic1.IsSelected(ad)) {
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rr = pic1.Read(ad);
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rr = pic1.Read(ad);
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rr = (rr << 48) | (rr << 32) | (rr << 16) | rr;
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rr = (rr << 48) | (rr << 32) | (rr << 16) | rr;
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return rr;
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return rr;
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}
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}
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else if (uart1.IsSelected(ad)) {
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rr = uart1.Read(ad) & 0xFF;
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rr = (rr << 56) | (rr << 48) || (rr << 40) | (rr << 32)
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| (rr << 24) | (rr << 16) | (rr << 8) | rr;
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return rr;
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}
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return 0;
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return 0;
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};
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};
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int clsSystem::Write(unsigned int ad, unsigned __int64 dat, unsigned int mask, int cr) {
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int clsSystem::Write(unsigned int ad, unsigned __int64 dat, unsigned int mask, int cr) {
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int nn;
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int nn;
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int ret;
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int ret;
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Line 109... |
radr1 = 0x00000000;
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radr1 = 0x00000000;
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if (ad==radr2)
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if (ad==radr2)
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radr2 = 0x00000000;
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radr2 = 0x00000000;
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}
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}
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if (ad < 134217728) {
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if (ad < 134217728) {
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if (ad >= 0x10000 && ad < 0x20000) {
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if (ad >= 0xFFFC0000LL) {
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write_error = true;
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write_error = true;
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ret = true;
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ret = true;
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goto j1;
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goto j1;
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}
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}
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if ((ad & 0xfffffff0)==0x00c431a0) {
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if ((ad & 0xfffffff0)==0x00c431a0) {
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Line 215... |
else if ((ad & 0xFFFF0000)==0xFFD00000) {
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else if ((ad & 0xFFFF0000)==0xFFD00000) {
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VideoMem[(ad>>2)& 0xFFF] = dat;
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VideoMem[(ad>>2)& 0xFFF] = dat;
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VideoMemDirty[(ad>>2)&0xfff] = true;
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VideoMemDirty[(ad>>2)&0xfff] = true;
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refscreen = true;
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refscreen = true;
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}
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}
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else if ((ad & 0xFFFF0000)==0xFFD10000) {
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DBGVideoMem[(ad>>2)& 0xFFF] = dat;
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DBGVideoMemDirty[(ad>>2)&0xfff] = true;
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refscreen = true;
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}
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else if ((ad & 0xFFFC0000)==0xFFFC0000 && WriteROM) {
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else if ((ad & 0xFFFC0000)==0xFFFC0000 && WriteROM) {
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rom[(ad&0x3FFFF)>>3] = dat;
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rom[(ad&0x3FFFF)>>3] = dat;
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}
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}
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else if (keybd.IsSelected(ad)) {
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else if (keybd.IsSelected(ad)) {
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switch(ad & 1) {
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switch(ad & 1) {
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Line 231... |
}
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}
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}
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}
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else if (pic1.IsSelected(ad)) {
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else if (pic1.IsSelected(ad)) {
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pic1.Write(ad,dat,0x3);
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pic1.Write(ad,dat,0x3);
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}
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}
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else if (uart1.IsSelected(ad)) {
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uart1.Write(ad,dat,0x1);
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}
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ret = true;
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ret = true;
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j1:
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j1:
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for (nn = 0; nn < numDataBreakpoints; nn++) {
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for (nn = 0; nn < numDataBreakpoints; nn++) {
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if (ad==dataBreakpoints[nn]) {
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if (ad==dataBreakpoints[nn]) {
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runstop = true;
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runstop = true;
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Line 253... |
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unsigned __int64 clsSystem::ReadByte(unsigned int ad) {
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unsigned __int64 clsSystem::ReadByte(unsigned int ad) {
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unsigned __int64 dat = Read(ad);
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unsigned __int64 dat = Read(ad);
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return (dat >> ((ad & 7) * 8)) & 0xFFLL;
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return (dat >> ((ad & 7) * 8)) & 0xFFLL;
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}
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}
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unsigned __int64 clsSystem::ReadChar(unsigned int ad) {
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unsigned __int64 dat = Read(ad);
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return (dat >> ((ad & 7) * 8)) & 0xFFFFLL;
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}
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unsigned __int64 clsSystem::ReadHalf(unsigned int ad) {
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unsigned __int64 dat = Read(ad);
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return (dat >> ((ad & 7) * 8)) & 0xFFFFFFFFLL;
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}
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void clsSystem::Step() {
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uart1.Step();
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keybd.Step();
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pic1.Step();
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cpu2.Step();
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}
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void clsSystem::Run() {
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int nn,kk;
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int xx;
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do {
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if (isRunning) {
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// if (cpu2.pc > 134217727) {
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if (cpu2.pc < 0xFFFC0000LL && cpu2.pc & 0x1000 != 0x1000) {
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isRunning = false;
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continue;
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}
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if (cpu2.pc == stepoverBkpt) {
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stepoverBkpt = 0;
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isRunning = false;
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continue;
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}
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for (kk = 0; kk < 5; kk++) {
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if (cpu2.pc == ibreakpoints[kk] && ib_active[kk]) {
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isRunning = false;
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continue;
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}
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}
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if (system1.write_error==true) {
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isRunning = false;
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continue;
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// this->lblWriteErr->Visible = true;
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}
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// Runstop becomes active when a data breakpoint is hit.
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if (runstop) {
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isRunning = false;
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runstop = false;
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continue;
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}
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cpu2.Step();
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pic1.Step();
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if (stepout) {
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if (cpu2.sub_depth<step_depth) {
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isRunning = false;
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stepout = false;
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continue;
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}
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}
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if (stepover) {
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if (cpu2.pc > stepover_pc && cpu2.sub_depth==stepover_depth) {
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isRunning = false;
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stepover = false;
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continue;
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}
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}
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/*
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if (cpu2.pc == stepoverBkpt) {
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stepoverBkpt = 0;
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cpu2.isRunning = false;
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UpdateListBox(cpu2.pc-32);
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return;
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}
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for (kk = 0; kk < numBreakpoints; kk++) {
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if (cpu2.pc == breakpoints[kk]) {
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cpu2.isRunning = false;
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UpdateListBox(cpu2.pc-32);
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return;
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}
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}
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cpu2.Step();
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pic1.Step();
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UpdateListBox(cpu2.pc-32);
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*/
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// UpdateListBox(cpu2.pc-32);
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}
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} while (false); // !quit
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}
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No newline at end of file
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No newline at end of file
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