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https://github.com/sehugg/8bitworkshop.git
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started on astrocade commercial version
This commit is contained in:
Steven Hugg
parent
afc3173f9b
commit
51021b5a67
@ -51,14 +51,15 @@ const ASTROCADE_KEYCODE_MAP = makeKeycodeMap([
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[Keys.VK_E, 0x17, 0x20],
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]);
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const _BallyAstrocadePlatform = function(mainElement) {
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const _BallyAstrocadePlatform = function(mainElement, arcade) {
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var cpu, ram, membus, iobus, rom, bios;
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var video, timer, pixels;
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var audio, psg;
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//var watchdog_counter;
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const swidth = 160;
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const sheight = 102;
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const swidth = arcade ? 320 : 160;
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const sheight = arcade ? 204 : 102;
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const swbytes = Math.floor(swidth / 4);
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const cpuFrequency = 1789000;
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const cpuCyclesPerLine = cpuFrequency/(60*sheight);
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const INITIAL_WATCHDOG = 256;
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@ -87,7 +88,7 @@ const _BallyAstrocadePlatform = function(mainElement) {
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ram.mem[a] = v;
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var ofs = a*4+3; // 4 pixels per byte
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for (var i=0; i<4; i++) {
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var lr = ((a % 0x28) >= (horcb & 0x3f)) ? 0 : 4;
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var lr = ((a % swbytes) >= (horcb & 0x3f)) ? 0 : 4;
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pixels[ofs--] = palette[lr + (v & 3)];
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v >>= 2;
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}
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@ -170,30 +171,49 @@ const _BallyAstrocadePlatform = function(mainElement) {
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}
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start = function() {
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ram = new RAM(0x2000);
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ram = new RAM(arcade ? 0x5000 : 0x1000);
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var lzgrom = window['ASTROCADE_LZGROM'];
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if (lzgrom)
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bios = new lzgmini().decode(stringToByteArray(atob(lzgrom)));
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else
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bios = padBytes([0xf3, 0x31, 0x00, 0x50, 0x21, 0x05, 0x20, 0x7e, 0x23, 0x66, 0x6f, 0xe9], 0x2000); // SP=$5000, jump to ($2005)
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membus = {
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read: newAddressDecoder([
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[0x0000, 0x1fff, 0x1fff, function(a) { return bios ? bios[a] : 0; }],
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[0x2000, 0x3fff, 0x1fff, function(a) { return rom ? rom[a] : 0; }],
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[0x4000, 0x4fff, 0xfff, function(a) { return ram.mem[a]; }],
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]),
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write: newAddressDecoder([
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[0x4000, 0x4fff, 0xfff, ramwrite],
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[0x0000, 0x3fff, 0x3fff, magicwrite],
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]),
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isContended: function() { return false; },
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};
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if (!arcade) {
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// game console
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membus = {
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read: newAddressDecoder([
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[0x0000, 0x1fff, 0x1fff, function(a) { return bios[a]; }],
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[0x2000, 0x3fff, 0x1fff, function(a) { return rom ? rom[a] : 0; }],
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[0x4000, 0x4fff, 0xfff, function(a) { return ram.mem[a]; }],
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]),
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write: newAddressDecoder([
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[0x4000, 0x4fff, 0xfff, ramwrite],
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[0x0000, 0x3fff, 0x3fff, magicwrite],
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]),
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isContended: function() { return false; },
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};
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} else {
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// arcade game
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membus = {
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read: newAddressDecoder([
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[0x4000, 0x7fff, 0x3fff, function(a) { return ram.mem[a]; }], // screen RAM
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[0xd000, 0xdfff, 0xfff, function(a) { return ram.mem[a+0x4000]; }], // static RAM
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[0x0000, 0xafff, 0xffff, function(a) { return rom ? rom[a] : 0; }], // ROM (0-3fff,8000-afff)
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]),
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write: newAddressDecoder([
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[0x4000, 0x7fff, 0x3fff, ramwrite],
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[0xd000, 0xdfff, 0xfff, function(a,v) { ramwrite(a+0x4000, v); } ], // static RAM
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[0x0000, 0x3fff, 0x3fff, magicwrite],
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]),
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isContended: function() { return false; },
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};
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}
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iobus = {
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read: function(addr) {
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addr &= 0x1f;
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var rtn = inputs[addr];
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if (addr == 8)
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inputs[addr] = 0;
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// $10 = watchdog
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return rtn;
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},
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write: function(addr, val) {
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@ -216,7 +236,7 @@ const _BallyAstrocadePlatform = function(mainElement) {
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refreshall();
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break;
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case 0xa: // VERBL (vertical blank)
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verbl = val >> 1;
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verbl = arcade ? val : val >> 1;
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refreshall();
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break;
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case 0xb: // OTIR (set palette)
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@ -233,7 +253,7 @@ const _BallyAstrocadePlatform = function(mainElement) {
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inmod = val;
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break;
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case 0xf: // INLIN (interrupt line)
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inlin = val >> 1;
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inlin = arcade ? val : val >> 1;
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break;
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case 0x10:
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case 0x11:
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@ -296,7 +316,7 @@ const _BallyAstrocadePlatform = function(mainElement) {
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}
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loadROM(title, data) {
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rom = padBytes(data, 0x2000);
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rom = padBytes(data, arcade ? 0xb000 : 0x2000);
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this.reset();
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}
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@ -396,9 +416,20 @@ class AstrocadeAudio extends AY38910_Audio {
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}
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}
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const _BallyArcadePlatform = function(mainElement) {
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this.__proto__ = new (_BallyAstrocadePlatform as any)(mainElement, true);
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// TODO: inputs[0x13] = 0xfe; // dip switch on arcade
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// TODO: arcade controls, bit blit
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var _in = this.saveControlsState();
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_in.in[0x10] = 0xff; // switches
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_in.in[0x13] = 0xfe; // dip switches
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this.loadControlsState(_in);
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}
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/////
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PLATFORMS['astrocade'] = _BallyAstrocadePlatform;
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PLATFORMS['astrocade-arcade'] = _BallyArcadePlatform;
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//http://glankonian.com/~lance/astrocade_palette.html
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var ASTROCADE_PALETTE = [0x000000,0x242424,0x484848,0x6D6D6D,0x919191,0xB6B6B6,0xDADADA,0xFFFFFF,0x2500BB,0x4900E0,0x6E11FF,0x9235FF,0xB75AFF,0xDB7EFF,0xFFA3FF,0xFFC7FF,0x4900B0,0x6D00D5,0x9201F9,0xB625FF,0xDA4AFF,0xFF6EFF,0xFF92FF,0xFFB7FF,0x6A009F,0x8E00C3,0xB300E7,0xD718FF,0xFB3CFF,0xFF61FF,0xFF85FF,0xFFA9FF,0x870087,0xAB00AB,0xD000D0,0xF40EF4,0xFF32FF,0xFF56FF,0xFF7BFF,0xFF9FFF,0x9F006A,0xC3008E,0xE700B3,0xFF07D7,0xFF2CFB,0xFF50FF,0xFF74FF,0xFF99FF,0xB00049,0xD5006D,0xF90092,0xFF05B6,0xFF29DA,0xFF4DFF,0xFF72FF,0xFF96FF,0xBB0025,0xE00049,0xFF006E,0xFF0692,0xFF2AB7,0xFF4FDB,0xFF73FF,0xFF98FF,0xBF0000,0xE30024,0xFF0048,0xFF0B6D,0xFF3091,0xFF54B6,0xFF79DA,0xFF9DFF,0xBB0000,0xE00000,0xFF0023,0xFF1447,0xFF396C,0xFF5D90,0xFF82B5,0xFFA6D9,0xB00000,0xD50000,0xF90000,0xFF2124,0xFF4548,0xFF6A6C,0xFF8E91,0xFFB3B5,0x9F0000,0xC30000,0xE70C00,0xFF3003,0xFF5527,0xFF794B,0xFF9E70,0xFFC294,0x870000,0xAB0000,0xD01E00,0xF44200,0xFF670A,0xFF8B2E,0xFFAF53,0xFFD477,0x6A0000,0x8E0D00,0xB33100,0xD75600,0xFB7A00,0xFF9E17,0xFFC33B,0xFFE75F,0x490000,0x6D2100,0x924500,0xB66A00,0xDA8E00,0xFFB305,0xFFD729,0xFFFC4E,0x251100,0x493500,0x6E5A00,0x927E00,0xB7A300,0xDBC700,0xFFEB1E,0xFFFF43,0x002500,0x244900,0x486D00,0x6D9200,0x91B600,0xB6DB00,0xDAFF1B,0xFFFF3F,0x003700,0x005B00,0x238000,0x47A400,0x6CC900,0x90ED00,0xB5FF1E,0xD9FF43,0x004700,0x006C00,0x009000,0x24B400,0x48D900,0x6CFD05,0x91FF29,0xB5FF4E,0x005500,0x007900,0x009D00,0x03C200,0x27E600,0x4BFF17,0x70FF3B,0x94FF5F,0x005F00,0x008300,0x00A800,0x00CC00,0x0AF00A,0x2EFF2E,0x53FF53,0x77FF77,0x006500,0x008A00,0x00AE00,0x00D203,0x00F727,0x17FF4B,0x3BFF70,0x5FFF94,0x006800,0x008C00,0x00B100,0x00D524,0x00F948,0x05FF6C,0x29FF91,0x4EFFB5,0x006600,0x008B00,0x00AF23,0x00D447,0x00F86C,0x00FF90,0x1EFFB5,0x43FFD9,0x006100,0x008524,0x00AA48,0x00CE6D,0x00F391,0x00FFB6,0x1BFFDA,0x3FFFFE,0x005825,0x007C49,0x00A16E,0x00C592,0x00EAB7,0x00FFDB,0x1EFFFF,0x43FFFF,0x004B49,0x00706D,0x009492,0x00B9B6,0x00DDDA,0x05FFFF,0x29FFFF,0x4EFFFF,0x003C6A,0x00608E,0x0085B3,0x00A9D7,0x00CEFB,0x17F2FF,0x3BFFFF,0x5FFFFF,0x002A87,0x004FAB,0x0073D0,0x0097F4,0x0ABCFF,0x2EE0FF,0x53FFFF,0x77FFFF,0x00179F,0x003BC3,0x0060E7,0x0384FF,0x27A8FF,0x4BCDFF,0x70F1FF,0x94FFFF,0x0002B0,0x0027D5,0x004BF9,0x2470FF,0x4894FF,0x6CB9FF,0x91DDFF,0xB5FFFF,0x0000BB,0x0013E0,0x2337FF,0x475BFF,0x6C80FF,0x90A4FF,0xB5C9FF,0xD9EDFF];
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@ -153,10 +153,17 @@ var PLATFORM_PARAMS = {
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},
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'astrocade': {
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code_start: 0x2000,
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rom_size: 0x2000,
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rom_size: 0x2000,
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data_start: 0x4e10,
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data_size: 0x1f0,
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stack_end: 0x5000,
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data_size: 0x1f0,
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stack_end: 0x5000,
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},
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'astrocade-arcade': {
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code_start: 0x0000,
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rom_size: 0x4000,
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data_start: 0x7de0,
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data_size: 0x220,
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stack_end: 0x8000,
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},
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};
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@ -1390,7 +1397,7 @@ error1.asm(11): warning: 'foobar' treated as label (instruction typo?)
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var FS = ZMAC['FS'];
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populateFiles(step, FS);
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// TODO: don't know why CIM (hexary) doesn't work
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execMain(step, ZMAC, ['-z', '--oo', 'lst,hex', step.path]);
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execMain(step, ZMAC, ['-z', '-c', '--oo', 'lst,hex', step.path]);
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if (errors.length) {
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return {errors:errors};
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}
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@ -1401,7 +1408,7 @@ error1.asm(11): warning: 'foobar' treated as label (instruction typo?)
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if (!anyTargetChanged(step, [hexpath, lstpath]))
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return;
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// 230: 1739+7+x 017A 1600 L017A: LD D,00h
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var lines = parseListing(lstout, /\s*(\d+):\s*([0-9+]+)\s+([0-9a-f]+)\s+([0-9a-f]+)\s+(.+)/i, 1, 3, 4);
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var lines = parseListing(lstout, /\s*(\d+):\s*([0-9a-f]+)\s+([0-9a-f]+)\s+(.+)/i, 1, 2, 3);
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var listings = {};
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listings[lstpath] = {lines:lines};
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// parse symbol table
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