mirror of
https://github.com/sehugg/8bitworkshop.git
synced 2024-11-25 18:33:11 +00:00
seperated out VCS -> platform/vcs.js
This commit is contained in:
Steven Hugg
parent
1c01731caa
commit
f0cb1602e4
@ -6,7 +6,6 @@
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body {
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overflow: hidden;
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font-size: 11px;
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font-family: "Andale Mono", "Menlo", "Lucida Console", monospace;
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}
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.dbg_info {
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font-size: 0.8em;
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@ -81,6 +80,8 @@ div.mem_info {
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white-space: pre;
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padding: 20px;
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z-index: 2;
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font-family: "Andale Mono", "Menlo", "Lucida Console", monospace;
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font-size: 12pt;
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}
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span.hilite {
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color: #ff66ff;
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@ -185,8 +186,8 @@ a.dropdown-toggle {
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<link rel="stylesheet" href="codemirror/addon/dialog/dialog.css">
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<script src="javatari.js/release/javatari/javatari.js"></script>
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<script src="src/platform/vcs.js"></script>
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<script src="src/jsdiff.js"></script>
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<script src="src/ui.js"></script>
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</body>
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84
src/platform/vcs.js
Normal file
84
src/platform/vcs.js
Normal file
@ -0,0 +1,84 @@
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var PRESETS = [
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{id:'examples/hello', chapter:4, name:'Hello 6502 and TIA'},
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{id:'examples/vsync', chapter:5, name:'Painting on the CRT', title:'Color Bars'},
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{id:'examples/playfield', chapter:6, name:'Playfield Graphics'},
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{id:'examples/sprite', chapter:7, name:'Players and Sprites'},
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{id:'examples/timing2', chapter:9, name:'Fine Positioning', title:'Fine Position'},
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{id:'examples/missiles', chapter:10, name:'Player/Missile Graphics', title:'Player/Missile'},
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{id:'examples/complexscene', chapter:15, name:'Complex Scene I'},
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{id:'examples/complexscene2', chapter:16, name:'Complex Scene II'},
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{id:'examples/scoreboard', chapter:18, name:'Scoreboard'},
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{id:'examples/collisions', chapter:19, name:'Collisions'},
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{id:'examples/bitmap', chapter:20, name:'Async Playfield: Bitmap', title:'Async PF Bitmap'},
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{id:'examples/brickgame', chapter:21, name:'Async Playfield: Bricks', title:'Async PF Bricks'},
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// {id:'examples/multisprite1', chapter:8, name:'Sprite Kernel'},
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{id:'examples/bigsprite', chapter:22, name:'A Big 48-Pixel Sprite', title:'48-Pixel Sprite'},
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{id:'examples/tinyfonts2', chapter:23, name:'Tiny Text'},
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{id:'examples/score6', chapter:24, name:'6-Digit Score'},
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{id:'examples/retrigger', chapter:26, name:'Sprite Formations'},
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// {id:'examples/tinyfonts', chapter:23, name:'Tiny Fonts, Slow'},
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{id:'examples/multisprite3', chapter:28, name:'Multisprites'},
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{id:'examples/procgen1', chapter:30, name:'Procedural Generation'},
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{id:'examples/lines', chapter:31, name:'Drawing Lines'},
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// {id:'examples/piatable', name:'Timer Table'},
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{id:'examples/musicplayer', chapter:32, name:'Music Player'},
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{id:'examples/road', chapter:33, name:'Pseudo 3D Road'},
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{id:'examples/bankswitching', chapter:35, name:'Bankswitching'},
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{id:'examples/wavetable', chapter:36, name:'Wavetable Sound'},
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// {id:'examples/fullgame', name:'Thru Hike: The Game', title:'Thru Hike'},
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];
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Javatari.SHOW_ERRORS = false;
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Javatari.CARTRIDGE_CHANGE_DISABLED = true;
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Javatari.DEBUG_SCANLINE_OVERFLOW = false; // TODO: make a switch
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Javatari.AUDIO_BUFFER_SIZE = 256;
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VCSPlatform = function() {
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var self = this;
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this.loadROM = function(title, data) {
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Javatari.loadROM(title, data);
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this.current_output = data; // TODO: use bus
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}
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this.getOpcodeMetadata = function(opcode, offset) {
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return Javatari.getOpcodeMetadata(opcode, offset);
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}
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this.getRasterPosition = function() {
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var clkfs = Javatari.room.console.getClocksFromFrameStart() - 1;
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var row = Math.floor(clkfs/76);
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var col = clkfs - row*76;
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var xpos = col*3-68;
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var ypos = row-39;
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return {x:xpos, y:ypos};
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}
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this.isRunning = function() { return Javatari.room.console.isRunning(); }
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this.pause = function() { Javatari.room.console.pause(); }
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this.resume = function() { Javatari.room.console.go(); }
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this.step = function() { Javatari.room.console.debugSingleStepCPUClock(); }
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this.runToPC = function(pc) { Javatari.room.console.debugToPC(pc); }
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this.setupDebug = function(callback) {
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Javatari.room.console.onBreakpointHit = callback;
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}
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this.clearDebug = function() {
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Javatari.room.console.disableDebug();
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Javatari.room.console.onBreakpointHit = null;
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}
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this.reset = function() {
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Javatari.room.console.powerOff();
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Javatari.room.console.resetDebug();
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Javatari.room.console.powerOn();
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}
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this.getOriginPC = function() {
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return 0xf000; // TODO: read from vector
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}
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this.readAddress = function(addr) {
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return current_output[addr - 0xf000]; // TODO: use bus to read
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}
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};
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platform = new VCSPlatform();
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82
src/ui.js
82
src/ui.js
@ -7,40 +7,7 @@ var offset2line = null;
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var line2offset = null;
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var trace_pending_at_pc;
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var PRESETS = [
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{id:'examples/hello', chapter:4, name:'Hello 6502 and TIA'},
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{id:'examples/vsync', chapter:5, name:'Painting on the CRT', title:'Color Bars'},
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{id:'examples/playfield', chapter:6, name:'Playfield Graphics'},
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{id:'examples/sprite', chapter:7, name:'Players and Sprites'},
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{id:'examples/timing2', chapter:9, name:'Fine Positioning', title:'Fine Position'},
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{id:'examples/missiles', chapter:10, name:'Player/Missile Graphics', title:'Player/Missile'},
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{id:'examples/complexscene', chapter:15, name:'Complex Scene I'},
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{id:'examples/complexscene2', chapter:16, name:'Complex Scene II'},
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{id:'examples/scoreboard', chapter:18, name:'Scoreboard'},
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{id:'examples/collisions', chapter:19, name:'Collisions'},
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{id:'examples/bitmap', chapter:20, name:'Async Playfield: Bitmap', title:'Async PF Bitmap'},
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{id:'examples/brickgame', chapter:21, name:'Async Playfield: Bricks', title:'Async PF Bricks'},
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// {id:'examples/multisprite1', chapter:8, name:'Sprite Kernel'},
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{id:'examples/bigsprite', chapter:22, name:'A Big 48-Pixel Sprite', title:'48-Pixel Sprite'},
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{id:'examples/tinyfonts2', chapter:23, name:'Tiny Text'},
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{id:'examples/score6', chapter:24, name:'6-Digit Score'},
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{id:'examples/retrigger', chapter:26, name:'Sprite Formations'},
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// {id:'examples/tinyfonts', chapter:23, name:'Tiny Fonts, Slow'},
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{id:'examples/multisprite3', chapter:28, name:'Multisprites'},
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{id:'examples/procgen1', chapter:30, name:'Procedural Generation'},
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{id:'examples/lines', chapter:31, name:'Drawing Lines'},
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// {id:'examples/piatable', name:'Timer Table'},
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{id:'examples/musicplayer', chapter:32, name:'Music Player'},
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{id:'examples/road', chapter:33, name:'Pseudo 3D Road'},
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{id:'examples/bankswitching', chapter:35, name:'Bankswitching'},
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{id:'examples/wavetable', chapter:36, name:'Wavetable Sound'},
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// {id:'examples/fullgame', name:'Thru Hike: The Game', title:'Thru Hike'},
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];
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Javatari.SHOW_ERRORS = false;
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Javatari.CARTRIDGE_CHANGE_DISABLED = true;
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Javatari.DEBUG_SCANLINE_OVERFLOW = false; // TODO: make a switch
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Javatari.AUDIO_BUFFER_SIZE = 256;
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// vars: PRESETS, platform
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var CODE = 'code1';
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var editor = CodeMirror(document.getElementById('editor'), {
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@ -285,7 +252,7 @@ worker.onmessage = function(e) {
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try {
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resume();
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//console.log("Loading ROM length", rom.length);
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Javatari.loadROM(getCurrentPresetTitle(), rom);
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platform.loadROM(getCurrentPresetTitle(), rom);
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current_output = rom;
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} catch (e) {
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console.log(e); // TODO
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@ -313,7 +280,7 @@ worker.onmessage = function(e) {
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editor.setGutterMarker(info.line-1, "gutter-bytes", textel);
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if (info.iscode) {
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var opcode = parseInt(info.insns.split()[0], 16);
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var meta = Javatari.getOpcodeMetadata(opcode, info.offset);
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var meta = platform.getOpcodeMetadata(opcode, info.offset);
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var clockstr = meta.minCycles+"";
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var textel = document.createTextNode(clockstr);
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editor.setGutterMarker(info.line-1, "gutter-clock", textel);
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@ -373,10 +340,8 @@ function cpuStateToLongString(c) {
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+ " Y " + hex(c.Y) + " " + "SP " + hex(c.SP) + "\n";
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}
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function getTIAPosString() {
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var clkfs = Javatari.room.console.getClocksFromFrameStart() - 1;
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var row = Math.floor(clkfs/76);
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var col = clkfs - row*76;
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return "V" + (row-39) + " H" + (col*3-68);
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var pos = platform.getRasterPosition();
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return "V" + pos.y + " H" + pos.x;
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}
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var lastDebugInfo;
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@ -413,6 +378,7 @@ function showMemory(state) {
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s = cpuStateToLongString(state.c);
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s += "\n";
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var ram = jt.Util.byteStringToUInt8Array(atob(state.r.b));
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// TODO: show entire RAM for other platforms
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for (var ofs=0; ofs<0x80; ofs+=0x10) {
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s += '$' + hex(ofs+0x80) + ':';
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for (var i=0; i<0x10; i++) {
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@ -432,7 +398,7 @@ function showMemory(state) {
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function setupBreakpoint() {
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// TODO
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Javatari.room.console.onBreakpointHit = function(state) {
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platform.setupDebug(function(state) {
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var PC = state.c.PC;
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var line = findLineForOffset(PC);
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if (line) {
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@ -440,27 +406,27 @@ function setupBreakpoint() {
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setCurrentLine(line);
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}
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showMemory(state);
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}
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});
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}
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function pause() {
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clearBreakpoint();
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if (Javatari.room.console.isRunning()) {
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Javatari.room.console.pause();
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if (platform.isRunning()) {
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platform.pause();
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}
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}
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function resume() {
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clearBreakpoint();
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if (! Javatari.room.console.isRunning()) {
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Javatari.room.console.go();
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if (! platform.isRunning()) {
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platform.resume();
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editor.setSelection(editor.getCursor());
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}
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}
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function singleStep() {
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setupBreakpoint();
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Javatari.room.console.debugSingleStepCPUClock();
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platform.step();
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}
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function getCurrentLine() {
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@ -473,21 +439,19 @@ function runToCursor() {
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var pc = line2offset[line];
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if (pc) {
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console.log("Run to", line, pc.toString(16));
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Javatari.room.console.debugToPC(pc);
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platform.runToPC(pc);
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}
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}
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function clearBreakpoint() {
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Javatari.room.console.disableDebug();
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Javatari.room.console.onBreakpointHit = null;
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platform.clearDebug();
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$("#dbg_info").empty();
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showMemory();
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}
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function getClockCountsAtPC(pc) {
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// TODO
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var opcode = current_output[pc - 0xf000];
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var meta = Javatari.getOpcodeMetadata(opcode, pc);
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var opcode = platform.readAddress(pc);
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var meta = platform.getOpcodeMetadata(opcode, pc);
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return meta; // minCycles, maxCycles
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}
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@ -537,8 +501,8 @@ function _traceInstructions(pc, minclocks, maxclocks, subaddr, constraints) {
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for (var i=0; i<1000 && modified && !abort; i++) {
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modified = false;
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var meta = getClockCountsAtPC(pc);
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var lob = current_output[pc - 0xf000 + 1];
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var hib = current_output[pc - 0xf000 + 2];
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var lob = platform.readAddress(pc+1);
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var hib = platform.readAddress(pc+2);
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var addr = lob + (hib << 8);
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var pc0 = pc;
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if (!pc2minclocks[pc0] || minclocks < pc2minclocks[pc0]) {
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@ -637,7 +601,7 @@ function showLoopTimingForPC(pc) {
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pc2maxclocks = {};
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jsrresult = {};
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// recurse through all traces
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_traceInstructions(pc | 0xf000, MAX_CLOCKS, MAX_CLOCKS);
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_traceInstructions(pc | platform.getOriginPC(), MAX_CLOCKS, MAX_CLOCKS);
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// show the lines
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for (var line in line2offset) {
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var pc = line2offset[line];
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@ -658,7 +622,7 @@ function showLoopTimingForPC(pc) {
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}
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function traceTiming() {
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trace_pending_at_pc = 0xf000;
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trace_pending_at_pc = platform.getOriginPC();
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setCode(editor.getValue());
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}
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@ -673,9 +637,7 @@ function showLoopTimingForCurrentLine() {
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*/
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function reset() {
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Javatari.room.console.powerOff();
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Javatari.room.console.resetDebug();
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Javatari.room.console.powerOn();
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platform.reset();
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}
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function resetAndDebug() {
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