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updated NES debug info

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This commit is contained in:
Steven Hugg 2018-07-30 11:51:57 -04:00
parent 52d55d61cc
commit 6490a49a85
2 changed files with 62 additions and 2 deletions
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2
src/baseplatform.ts
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@ -246,7 +246,7 @@ function cpuStateToLongString_6502(c) : string {
s += c.D ? " D" : " -"; s += c.D ? " D" : " -";
s += c.Z ? " Z" : " -"; s += c.Z ? " Z" : " -";
s += c.C ? " C" : " -"; s += c.C ? " C" : " -";
// s += c.I ? " I" : " -"; s += c.I ? " I" : " -";
return s; return s;
} }
return "PC " + hex(c.PC,4) + " " + decodeFlags(c) + "\n" return "PC " + hex(c.PC,4) + " " + decodeFlags(c) + "\n"

62
src/platform/nes.js
View File

@ -167,17 +167,77 @@ var JSNESPlatform = function(mainElement) {
c.A = c.REG_ACC; c.A = c.REG_ACC;
c.X = c.REG_X; c.X = c.REG_X;
c.Y = c.REG_Y; c.Y = c.REG_Y;
c.SP = c.REG_SP; c.SP = c.REG_SP & 0xff;
c.Z = c.F_ZERO; c.Z = c.F_ZERO;
c.N = c.F_SIGN; c.N = c.F_SIGN;
c.V = c.F_OVERFLOW; c.V = c.F_OVERFLOW;
c.D = c.F_DECIMAL; c.D = c.F_DECIMAL;
c.C = c.F_CARRY; c.C = c.F_CARRY;
c.I = c.F_INTERRUPT;
c.R = 1; c.R = 1;
c.o = this.readAddress(c.PC+1); c.o = this.readAddress(c.PC+1);
return c; return c;
} }
this.getDebugCategories = function() {
return ['CPU','ZPRAM','PPU'];
}
this.getDebugInfo = function(category, state) {
switch (category) {
case 'CPU': return cpuStateToLongString_6502(state.c);
case 'ZPRAM': return dumpRAM(state.cpu.mem, 0, 0x100);
case 'PPU': return this.ppuStateToLongString(state.ppu);
}
}
this.ppuStateToLongString = function(ppu) {
var s = '';
var PPUFLAGS = [
["f_nmiOnVblank","NMI_ON_VBLANK"],
["f_spVisibility","SPRITES"],
["f_spClipping","CLIP_SPRITES"],
["f_dispType","MONOCHROME"],
["f_bgVisibility","BACKGROUND"],
["f_bgClipping","CLIP_BACKGROUND"],
];
for (var i=0; i<PPUFLAGS.length; i++) {
var flag = PPUFLAGS[i];
//if (ppu[flag[0]]) s += flag[1] + "\n";
s += (flag[1] ? flag[1] : "-") + " ";
if (i==2 || i==5) s += "\n";
}
s += "\n";
s += "BgColor " + ['black','blue','green','red'][ppu.f_color] + "\n";
if (ppu.f_spVisibility) {
s += "SprSize " + (ppu.f_spriteSize ? "8x16" : "8x8") + "\n";
s += "SprBase $" + (ppu.f_spPatternTable ? "1000" : "0000") + "\n";
}
if (ppu.f_bgVisibility) {
s += " BgBase $" + (ppu.f_bgPatternTable ? "1000" : "0000") + "\n";
s += " NTBase $" + hex(ppu.f_nTblAddress*0x400+0x2000) + "\n";
s += "AddrInc " + (ppu.f_addrInc ? "32" : "1") + "\n";
}
s += " VRAM " + (ppu.firstWrite?"@":"?") + " $" + hex(ppu.vramAddress,4) + "\n";
var PPUREGS = [
'cntFV',
'cntV',
'cntH',
'cntVT',
'cntHT',
'regFV',
'regV',
'regH',
'regVT',
'regHT',
'regFH',
'regS',
];
s += "\n";
for (var i=0; i<PPUREGS.length; i++) {
var reg = PPUREGS[i];
s += lpad(reg.toUpperCase(),7) + " $" + hex(ppu[reg]) + " (" + ppu[reg] + ")\n";
}
return s;
}
} }
/// MAME support /// MAME support