sg1000 platform + libcv 0.24.2
This commit is contained in:
Steven Hugg
parent
79638ad01e
commit
c2a6417e28
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@ -84,6 +84,7 @@ TODO:
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- what if .c and .s names collide?
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- live coding URL
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- memory viewer: ROM/RAM/VRAM/etc
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- resize memory browser when split resize
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WEB WORKER FORMAT
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@ -23,8 +23,10 @@ typedef unsigned char byte;
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typedef signed char sbyte;
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typedef unsigned short word;
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#ifndef CV_SMS
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uintptr_t __at(0x6a) font_bitmap_a;
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uintptr_t __at(0x6c) font_bitmap_0;
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#endif
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#define COLOR_FGBG(fg,bg) (((fg)<<4)|(bg))
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#define COLOR_FG(fg) (((fg)<<4))
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@ -0,0 +1 @@
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coleco
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@ -0,0 +1,199 @@
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"use strict";
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import { Platform, BaseMAMEPlatform, BaseZ80Platform, getToolForFilename_z80 } from "../baseplatform";
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import { PLATFORMS, RAM, newAddressDecoder, padBytes, noise, setKeyboardFromMap, AnimationTimer, RasterVideo, Keys, makeKeycodeMap } from "../emu";
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import { hex, lzgmini, stringToByteArray } from "../util";
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import { MasterAudio, SN76489_Audio } from "../audio";
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import { TMS9918A } from "../video/tms9918a";
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// http://www.smspower.org/Development/Index
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// http://www.smspower.org/uploads/Development/sg1000.txt
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var SG1000_PRESETS = [
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{id:'stars.c', name:'Scrolling Starfield'},
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{id:'cursorsmooth.c', name:'Moving Cursor'},
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{id:'simplemusic.c', name:'Simple Music'},
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{id:'musicplayer.c', name:'Multivoice Music'},
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{id:'mode2bitmap.c', name:'Mode 2 Bitmap'},
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{id:'mode2compressed.c', name:'Mode 2 Bitmap (LZG)'},
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{id:'lines.c', name:'Mode 2 Lines'},
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{id:'multicolor.c', name:'Multicolor Mode'},
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];
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var SG1000_KEYCODE_MAP = makeKeycodeMap([
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[Keys.VK_UP, 0, 0x1],
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[Keys.VK_DOWN, 0, 0x2],
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[Keys.VK_LEFT, 0, 0x4],
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[Keys.VK_RIGHT, 0, 0x8],
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[Keys.VK_SPACE, 0, 0x10],
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[Keys.VK_CONTROL, 0, 0x20],
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[Keys.VK_R, 0, 0x40],
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[Keys.VK_F, 0, 0x80],
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[Keys.VK_D, 1, 0x1],
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[Keys.VK_G, 1, 0x2],
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[Keys.VK_A, 1, 0x4],
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[Keys.VK_S, 1, 0x8],
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[Keys.VK_1, 1, 0x10],
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]);
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/// standard emulator
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const _SG1000Platform = function(mainElement) {
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const cpuFrequency = 3579545; // MHz
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const canvasWidth = 304;
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const numTotalScanlines = 262;
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const numVisibleScanlines = 240;
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const cpuCyclesPerLine = Math.round(cpuFrequency / 60 / numTotalScanlines);
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var cpu, ram, membus, iobus, rom;
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var video, vdp, timer;
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var audio, psg;
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var inputs = new Uint8Array(4);
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class SG1000Platform extends BaseZ80Platform implements Platform {
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getPresets() { return SG1000_PRESETS; }
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getToolForFilename = getToolForFilename_z80;
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getDefaultExtension() { return ".c"; };
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start() {
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ram = new RAM(1024);
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membus = {
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read: newAddressDecoder([
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[0xc000, 0xdfff, 0x3ff, function(a) { return ram.mem[a]; }],
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[0x0000, 0xbfff, 0xffff, function(a) { return rom ? rom[a] : 0; }],
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]),
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write: newAddressDecoder([
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[0xc000, 0xdfff, 0x3ff, function(a,v) { ram.mem[a] = v; }],
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]),
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isContended: function() { return false; },
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};
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iobus = {
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read: function(addr) {
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addr &= 0xff;
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//console.log('IO read', hex(addr,4));
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switch (addr) {
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case 0xbe: return vdp.readData();
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case 0xbf: return vdp.readStatus();
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case 0xc0: case 0xdc: return inputs[0] ^ 0xff;
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case 0xc1: case 0xdd: return inputs[1] ^ 0xff;
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}
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return 0;
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},
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write: function(addr, val) {
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addr &= 0xff;
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val &= 0xff;
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//console.log('IO write', hex(addr,4), hex(val,2));
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switch (addr) {
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case 0xbe: return vdp.writeData(val);
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case 0xbf: return vdp.writeAddress(val);
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case 0x7e: case 0x7f: return psg.setData(val);
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}
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}
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};
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cpu = this.newCPU(membus, iobus);
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video = new RasterVideo(mainElement,canvasWidth,numVisibleScanlines,{overscan:true});
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video.create();
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audio = new MasterAudio();
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psg = new SN76489_Audio(audio);
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var cru = {
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setVDPInterrupt: (b) => {
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if (b) {
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cpu.nonMaskableInterrupt();
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} else {
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// TODO: reset interrupt?
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}
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}
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};
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vdp = new TMS9918A(video.canvas, cru, true); // true = 4 sprites/line
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setKeyboardFromMap(video, inputs, SG1000_KEYCODE_MAP);
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timer = new AnimationTimer(60, this.nextFrame.bind(this));
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}
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readAddress(addr) {
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return membus.read(addr);
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}
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advance(novideo : boolean) {
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for (var sl=0; sl<numTotalScanlines; sl++) {
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this.runCPU(cpu, cpuCyclesPerLine);
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if (sl < numVisibleScanlines)
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vdp.drawScanline(sl);
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}
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vdp.updateCanvas();
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}
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loadROM(title, data) {
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rom = padBytes(data, 0xc000);
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this.reset();
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}
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loadState(state) {
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cpu.loadState(state.c);
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ram.mem.set(state.b);
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vdp.restoreState(state.vdp);
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inputs.set(state.in);
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}
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saveState() {
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return {
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c:this.getCPUState(),
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b:ram.mem.slice(0),
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vdp:vdp.getState(),
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in:inputs.slice(0),
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};
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}
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loadControlsState(state) {
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inputs[0] = state.in0;
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inputs[1] = state.in1;
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inputs[2] = state.in2;
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}
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saveControlsState() {
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return {
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in0:inputs[0],
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in1:inputs[1],
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in2:inputs[2],
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};
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}
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getCPUState() {
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return cpu.saveState();
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}
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isRunning() {
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return timer && timer.isRunning();
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}
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pause() {
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timer.stop();
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audio.stop();
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}
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resume() {
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timer.start();
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audio.start();
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}
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reset() {
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cpu.reset();
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cpu.setTstates(0);
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vdp.reset();
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psg.reset();
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}
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getDebugCategories() {
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return super.getDebugCategories().concat(['VDP']);
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}
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getDebugInfo(category, state) {
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switch (category) {
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case 'VDP': return this.vdpStateToLongString(state.vdp);
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default: return super.getDebugInfo(category, state);
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}
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}
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vdpStateToLongString(ppu) {
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return vdp.getRegsString();
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}
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}
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return new SG1000Platform();
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}
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///
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PLATFORMS['sg1000'] = _SG1000Platform;
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@ -0,0 +1,78 @@
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XL2
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H C areas D global symbols
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M crt0
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S _cv_spint_handler Ref0000
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S l__DATA Ref0000
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S _main Ref0000
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S s__DATA Ref0000
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S _cv_init Ref0000
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S _cv_vint Ref0000
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S .__.ABS. Def0000
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S s__INITIALIZED Ref0000
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S ___sdcc_call_hl Ref0000
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S l__INITIALIZER Ref0000
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S s__INITIALIZER Ref0000
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A _CODE size 42 flags 0 addr 0
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S _cv_start Def0000
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A _HEADER size 0 flags 8 addr 0
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A _HEADER0 size 2C flags 8 addr 8000
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A _INITIALIZER size 0 flags 0 addr 0
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A _HOME size 0 flags 0 addr 0
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A _GSINIT size 25 flags 0 addr 0
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S gsinit Def0000
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A _GSFINAL size 1 flags 0 addr 0
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A _DATA size 0 flags 0 addr 0
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A _INITIALIZED size 0 flags 0 addr 0
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A _BSEG size 0 flags 0 addr 0
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A _BSS size 0 flags 0 addr 0
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A _HEAP size 0 flags 0 addr 0
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T 00 80
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R 00 00 02 00
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T 00 80 55 AA 00 00 00 00 00 00 00 00 00 00 C3
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R 00 00 02 00 00 0C 00 00
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T 0D 80 00 00 C3 00 00 C3 00 00 C3 00 00 C3 00 00
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R 00 00 02 00
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T 1B 80 C3 00 00 C3 21 00 C3 10 00 20 2F 20 2F 20
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R 00 00 02 00 00 06 00 00 00 09 00 00
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T 29 80 4E 4F 54
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R 00 00 02 00
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T 00 00
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R 00 00 00 00
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T 00 00 F3 31 00 74 ED 56 CD 00 00 CD 00 00 CD
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R 00 00 00 00 00 09 05 00 02 0C 04 00
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T 0D 00 00 00 C7
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R 00 00 00 00 02 02 02 00
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T 10 00
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R 00 00 00 00
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T 10 00 F5 C5 D5 E5 FD E5 CD 00 00 FD E1 E1 D1 C1
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R 00 00 00 00 02 09 05 00
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T 1E 00 F1 ED 45
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R 00 00 00 00
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T 21 00
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R 00 00 00 00
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T 21 00 E5 2A 00 00 7D B4 28 15 F5 C5 D5 FD E5 DB
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R 00 00 00 00 02 04 00 00
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T 2F 00 FC 4F DB FF 47 C5 CD 00 00 F1 FD E1 D1 C1
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R 00 00 00 00 02 09 08 00
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T 3D 00 F1
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R 00 00 00 00
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T 3E 00
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R 00 00 00 00
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T 3E 00 E1 FB ED 4D
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R 00 00 00 00
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T 00 00
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R 00 00 05 00
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T 00 00 01 00 00 78 B1 28 0F 21 00 00 36 00 0B 78
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R 00 00 05 00 02 03 01 00 02 0A 03 00
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T 0E 00 B1 28 05 5D 54 13 ED B0
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R 00 00 05 00
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T 16 00
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R 00 00 05 00
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T 16 00 01 00 00 78 B1 28 08 11 00 00 21 00 00 ED
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R 00 00 05 00 02 03 09 00 02 0A 07 00 02 0D 0A 00
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T 24 00 B0
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R 00 00 05 00
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T 25 00
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R 00 00 05 00
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T 00 00 C9
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R 00 00 06 00
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@ -0,0 +1,61 @@
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// (c) 2013 Philipp Klaus Krause
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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#ifndef CV_H
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#define CV_H 1
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#include <stdint.h>
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#define CV_LIBVERSION_MAJOR 0
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#define CV_LIBVERSION_MINOR 24
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#define CV_LIBVERSION_STRING "0.24"
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#include "cv_input.h"
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#include "cv_graphics.h"
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#include "cv_sound.h"
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// Set the handler for the vertical retrace interrupt.
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extern void cv_set_vint_handler(void (* handler)(void));
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// Get the handler for the vertical retrace interrupt.
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extern void *cv_get_vint_handler(void);
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// Get the vertical retrace frequency in Hz. 50 for PAL, 60 for NTSC.
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unsigned char cv_get_vint_frequency(void);
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#ifndef CV_SMS
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enum cv_machine {
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CV_COLECOVISION = 0, // Coleco ColecoVision
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//CV_ADAM = 1, // Coleco Adam - TODO
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//CV_SUPERGAME = 2, // Coleco ColecoVision with super game module
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};
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#else
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enum cv_machine {
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CV_SG1000 = 0, // Sega SG-1000
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CV_SC3000 = 1, // Sega SC-3000
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CV_MARKIII = 2, // Sega Mark III or Master System
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//CV_GAMEGEAR = 3, // Sega Game Gear - TODO
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};
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#endif
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// Find out on which machine we are running
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enum cv_machine cv_get_machine(void);
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// Get the contents of the refresh register R. Can be useful for seeding PRNGs.
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uint8_t cv_get_r(void) __preserves_regs(b, c, d, e, h, iyl, iyh);
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#endif
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@ -0,0 +1,250 @@
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#ifndef CV_GRAPHICS_H
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#define CV_GRAPHICS_H 1
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#include <stddef.h>
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#include <stdint.h>
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#include <stdbool.h>
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/*
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These are the functions for controlling the graphics chip.
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While a function marked as not reentrant is called no other
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such function from this file may be called at the same time.
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*/
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typedef uint16_t cv_vmemp; // 14-Bit video memory address type
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#ifdef CV_SMS
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typedef uint8_t cv_cmemp; // 5-bit color memory address type
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#endif
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/*
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Activate / deactivate screen
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This function is not reentrant!
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*/
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extern void cv_set_screen_active(bool status);
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/*
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Get screen status
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*/
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extern bool cv_get_screen_active(void);
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/*
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Enable / disable external video source.
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This function is not reentrant!
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*/
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extern void cv_set_external_video(bool status);
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/*
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Get external video source enabled.
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*/
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extern bool cv_get_external_video(void);
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// TMS99xxA and Sega Master System screen modes
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enum cv_screenmode {
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CV_SCREENMODE_STANDARD = 0x00, // Standard screen modes
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CV_SCREENMODE_TEXT = 0x10,
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CV_SCREENMODE_MULTICOLOR = 0x08,
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CV_SCREENMODE_BITMAP = 0x02,
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CV_SCREENMODE_BITMAP_TEXT = 0x12, // Usefull undocumented screen modes
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CV_SCREENMODE_BITMAP_MULTICOLOR = 0x0a,
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CV_SCREENMODE_TEXT_MULTICOLOR = 0x18, // Useless undocumented screen modes
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CV_SCREENMODE_BITMAP_TEXT_MULTICOLOR = 0x1a,
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CV_SCREENMODE_4 = 0x06, // Sega Master System 315-5124 mode
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CV_SCREENMODE_4_224 = 0x16, // Sega Master System 315-5246 modes
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CV_SCREENMODE_4_240 = 0x0e,
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};
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/*
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Set screen mode.
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This function is not reentrant!
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*/
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extern void cv_set_screen_mode(enum cv_screenmode mode);
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/*
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Get screen mode.
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*/
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extern enum cv_screenmode cv_get_screen_mode(void);
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// TMS99xxA colors
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enum cv_color {
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CV_COLOR_TRANSPARENT = 0x0,
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CV_COLOR_BLACK = 0x1,
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CV_COLOR_GREEN = 0x2,
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CV_COLOR_LIGHT_GREEN = 0x3,
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CV_COLOR_BLUE = 0x4,
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CV_COLOR_LIGHT_BLUE = 0x5,
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CV_COLOR_DARK_RED = 0x6,
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CV_COLOR_CYAN = 0x7,
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CV_COLOR_RED = 0x8,
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CV_COLOR_LIGHT_RED = 0x9,
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CV_COLOR_YELLOW = 0xa,
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CV_COLOR_LIGHT_YELLOW = 0xb,
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CV_COLOR_DARK_GREEN = 0xc,
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CV_COLOR_MAGENTA = 0xd,
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CV_COLOR_GRAY = 0xe,
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CV_COLOR_WHITE = 0xf
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};
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/*
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Set colors. The foreground color is the text color in text mode,
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in other modes it is unused.
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The background color is used in all modes for the backdrop plane
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(screen outside display area) and as the color that appears under
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transparent characters. In text mode it is used for character
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background. If the background color is the to cv_transparent,
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the external video source is used as background image.
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*/
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extern void cv_set_colors(enum cv_color foreground, enum cv_color background);
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/*
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Set the location of the screen image table.
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Must be a multiple of 0x400. Valid range: [0; 15360].
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When the screenmode is CV_SCREENMODE4 on the Sega 315-5124,
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the location is a multible of 0x800, and the bit 0x400 is and mask to the location.
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This masking functionality is undocumented. To use only the documented
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graphics chip functionality always set bit 0x400.
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*/
|
||||
extern void cv_set_image_table(cv_vmemp loc);
|
||||
|
||||
/*
|
||||
Set the location of the color table. Must be a multiple of 0x40.
|
||||
Valid range: [0; 16320].
|
||||
When the screen mode ist CV_SCREENMODE_BITMAP,
|
||||
CV_SCREENMODE_BITMAP_TEXT or CV_SCREENMODE_BITMAP_MULTICOLOR
|
||||
this has a different meaning: The location of the color pattern table is
|
||||
either 0 or 8192. The bits 4096 downto 128 are an and mask to the location.
|
||||
This masking functionality is undocumented. To use only the documented
|
||||
graphics chip functionality always set bits 4096 downto 128.
|
||||
*/
|
||||
void cv_set_color_table(cv_vmemp loc);
|
||||
|
||||
/*
|
||||
Set the location of the character pattern table. Must be a multiple
|
||||
of 0x800. Valid range: [0; 14336].
|
||||
When the screen mode ist CV_SCREENMODE_BITMAP,
|
||||
CV_SCREENMODE_BITMAP_TEXT or CV_SCREENMODE_BITMAP_MULTICOLOR
|
||||
this has a different meaning: The location of the character pattern table is
|
||||
either 0 or 8192. Unless you add 4096 to the location the first third of the table
|
||||
is used for the last third of the screen. Unless you add 2048 to the location the
|
||||
first third of the table is used for the middle part of the screen.
|
||||
Thus the bits 4096 and 2048 are and and mask to the highest bits of the
|
||||
address. This masking functionality is undocumented. To use only the
|
||||
documented graphics chip functionality always set bits 4096 and 2048.
|
||||
*/
|
||||
// sdcc doesn't accept long function names.
|
||||
extern void cv_set_character_pattern_t(cv_vmemp loc);
|
||||
|
||||
/*
|
||||
Set the location of the sprite pattern table.
|
||||
Must be a multiple of 0x800. Valid range: [0; 14336].
|
||||
When the screenmode is CV_SCREENMODE4 the location is a multiple of 0x2000.
|
||||
For the Sega 315-5124 and CV_SCREENMODE4, bits 0x800 and 0x1000 are
|
||||
used as and mask. This masking functionality is undocumented. To use only the documented
|
||||
graphics chip functionality always set bits 0x1000 downto 0x800.
|
||||
*/
|
||||
extern void cv_set_sprite_pattern_table(cv_vmemp loc);
|
||||
|
||||
/*
|
||||
Set the location of the sprite attribute table.
|
||||
Must be a multiple of 0x80. Valid range: [0; 16256].
|
||||
*/
|
||||
extern void cv_set_sprite_attribute_table(cv_vmemp loc);
|
||||
|
||||
/*
|
||||
Set sprite size; When active, sprites are 16x16 pixels instead of 8x8.
|
||||
|
||||
This function is not reentrant!
|
||||
*/
|
||||
extern void cv_set_sprite_big(bool status);
|
||||
|
||||
/*
|
||||
Get sprite size.
|
||||
*/
|
||||
extern bool cv_get_sprite_big(void);
|
||||
|
||||
/*
|
||||
Set sprite magnification. When active, all sprites are displayed twice as big.
|
||||
|
||||
This function is not reentrant!
|
||||
*/
|
||||
extern void cv_set_sprite_magnification(bool status);
|
||||
|
||||
/*
|
||||
Get sprite magnification.
|
||||
*/
|
||||
extern bool cv_get_sprite_magnification(void);
|
||||
|
||||
/*
|
||||
Get sprite collission.
|
||||
*/
|
||||
extern bool cv_get_sprite_collission(void);
|
||||
|
||||
/*
|
||||
Get invalid sprite. Returns true if there was an invalid sprite.
|
||||
If sprite is not 0 it will point to the number of the invalid sprite.
|
||||
*/
|
||||
extern bool cv_get_sprite_invalid(uint8_t *sprite);
|
||||
|
||||
extern void cv_set_write_vram_address(cv_vmemp address) __preserves_regs(b, c, d, e);
|
||||
|
||||
extern void cv_set_read_vram_address(cv_vmemp address) __preserves_regs(b, c, d, e);
|
||||
|
||||
#ifdef CV_SMS
|
||||
extern void cv_set_write_cram_address(cv_cmemp address) __preserves_regs(b, c, d, e);
|
||||
#endif
|
||||
|
||||
extern void cv_memtovmemcpy_slow(const void *src, size_t n);
|
||||
|
||||
extern void cv_memtovmemcpy_fast(const void *src, size_t n);
|
||||
|
||||
extern void cv_vmemtomemcpy_slow(void *dest, size_t n);
|
||||
|
||||
extern void cv_vmemtomemcpy_fast(void *dest, size_t n);
|
||||
|
||||
extern void cv_vmemset_slow(int c, size_t n) __preserves_regs(iyl, iyh);
|
||||
|
||||
extern void cv_vmemset_fast(int c, size_t n) __preserves_regs(iyl, iyh);
|
||||
|
||||
static volatile __sfr __at 0xbe cv_graphics_port;
|
||||
|
||||
inline void cv_voutb(const uint8_t value)
|
||||
{
|
||||
__asm
|
||||
cp a, (hl)
|
||||
cp a, (hl)
|
||||
nop
|
||||
__endasm;
|
||||
cv_graphics_port = value;
|
||||
}
|
||||
|
||||
inline uint8_t cv_vinb(void)
|
||||
{
|
||||
__asm
|
||||
cp a, (hl)
|
||||
cp a, (hl)
|
||||
nop
|
||||
__endasm;
|
||||
return(cv_graphics_port);
|
||||
}
|
||||
|
||||
#ifdef CV_SMS
|
||||
void cv_set_left_column_blank(bool status);
|
||||
|
||||
void cv_set_sprite_shift(bool status);
|
||||
|
||||
enum cv_scroll_inhibit {
|
||||
CV_HORIZONTAL_SCROLL_INHIBIT = 0x40, // Do not scroll top 2 rows
|
||||
CV_VERTICAL_SCROLL_INHIBIT = 0x80, // Do not scroll right 8 columns
|
||||
};
|
||||
|
||||
void cv_set_scroll_inhibit(enum cv_scroll_inhibit inhibit);
|
||||
|
||||
void cv_set_hscroll(uint8_t offset);
|
||||
|
||||
void cv_set_vscroll(uint8_t offset);
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,47 @@
|
|||
#ifndef CV_INPUT_H
|
||||
#define CV_INPUT_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#ifndef CV_SMS
|
||||
|
||||
#define CV_FIRE_0 0x40
|
||||
#define CV_FIRE_1 0x80
|
||||
#define CV_FIRE_2 0x10
|
||||
#define CV_FIRE_3 0x20
|
||||
#define CV_LEFT 0x08
|
||||
#define CV_DOWN 0x04
|
||||
#define CV_RIGHT 0x02
|
||||
#define CV_UP 0x01
|
||||
|
||||
#else
|
||||
|
||||
#define CV_UP 0x01
|
||||
#define CV_DOWN 0x02
|
||||
#define CV_LEFT 0x04
|
||||
#define CV_RIGHT 0x08
|
||||
#define CV_FIRE_0 0x10
|
||||
#define CV_FIRE_1 0x20
|
||||
|
||||
#endif
|
||||
|
||||
struct cv_controller_state
|
||||
{
|
||||
uint8_t keypad; // Keypad: 0 - 9 as on keypad, * as 0xa, # as 0xb, 0xf for no key pressed or error.
|
||||
uint8_t joystick;// Joystick: lowest 4 bit for joystick, higher 4 bit for fire buttons.
|
||||
};
|
||||
|
||||
// Get keypad and joystick values.
|
||||
void cv_get_controller_state(struct cv_controller_state *state, uint_fast8_t controller);
|
||||
|
||||
#define CV_SPIN_ACTIVE 0x10
|
||||
#define CV_SPIN_RIGHT 0x20
|
||||
|
||||
// Set the handler for the spinner interrupt.
|
||||
// This handler will be called when the wheel on the super action controller or the ball in the roller controller spin.
|
||||
// The parameters passed to the handler correspond to the two super action controllers or
|
||||
// the two axis in the roller controller. They can be anded with the above masks to test if they spinned, and which direction.
|
||||
void cv_set_spint_handler(void (* handler)(uint_fast8_t, uint_fast8_t));
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,37 @@
|
|||
#ifndef CV_SOUND_H
|
||||
#define CV_SOUND_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
|
||||
enum cv_soundchannel {
|
||||
CV_SOUNDCHANNEL_0 = 0x0,
|
||||
CV_SOUNDCHANNEL_1 = 0x2,
|
||||
CV_SOUNDCHANNEL_2 = 0x4,
|
||||
CV_SOUNDCHANNEL_NOISE = 0x6
|
||||
};
|
||||
|
||||
enum cv_shift {
|
||||
CV_NOISE_SHIFT_512 = 0,
|
||||
CV_NOISE_SHIFT_1024 = 1,
|
||||
CV_NOISE_SHIFT_2048 = 2,
|
||||
CV_NOISE_SHIFT_CHAN2 = 3
|
||||
};
|
||||
|
||||
/*
|
||||
Set attenuation for given sound channel in dezibel. Maximum attenuation is 28 db,
|
||||
granularity is 2 db.
|
||||
*/
|
||||
extern void cv_set_attenuation(enum cv_soundchannel channel, uint8_t dezibel);
|
||||
|
||||
/*
|
||||
Set frequency of a tone generator. The frequency is 3.579/frequency_divider Mhz.
|
||||
This function is not reentrant. While it is called neither cv_set_attenuation() nor
|
||||
cv_set_noise() may be called. n should be a multiple of 32. The valid range is [0, 32736].
|
||||
*/
|
||||
|
||||
extern void cv_set_frequency(enum cv_soundchannel channel, uint16_t frequency_divider);
|
||||
|
||||
extern void cv_set_noise(bool white, enum cv_shift shift);
|
||||
|
||||
#endif
|
||||
|
|
@ -0,0 +1,17 @@
|
|||
#ifndef __CV_SUPPORT_H
|
||||
#define __CV_SUPPORT_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#include "cv_graphics.h"
|
||||
|
||||
extern void cv_init(void); // Initialize Colecovision library.
|
||||
|
||||
extern void cv_vdpout(const uint8_t reg, const uint8_t data) __preserves_regs(d, e, iyl, iyh); // Write data to VDP control register reg.
|
||||
|
||||
extern void cv_enable_nmi(void);
|
||||
|
||||
extern void cv_disable_nmi(void);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,32 @@
|
|||
// (c) 2013 Philipp Klaus Krause
|
||||
|
||||
// This library is free software; you can redistribute it and/or
|
||||
// modify it under the terms of the GNU Lesser General Public
|
||||
// License as published by the Free Software Foundation; either
|
||||
// version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
// Lesser General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU Lesser General Public
|
||||
// License along with this library; if not, write to the Free Software
|
||||
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
|
||||
#ifndef CVU_H
|
||||
#define CVU_H 1
|
||||
|
||||
#define CVU_LIBVERSION_MAJOR 0
|
||||
#define CVU_LIBVERSION_MINOR 17
|
||||
#define CVU_LIBVERSION_STRING "0.17"
|
||||
|
||||
#include "cvu_input.h"
|
||||
#include "cvu_graphics.h"
|
||||
#include "cvu_sound.h"
|
||||
#include "cvu_compression.h"
|
||||
#include "cvu_f.h"
|
||||
#include "cvu_c.h"
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,37 @@
|
|||
#ifndef CVU_C_H
|
||||
#define CVU_C_H 1
|
||||
|
||||
#include "cvu_f.h"
|
||||
|
||||
// Complex fixed-point type
|
||||
struct cvu_c
|
||||
{
|
||||
cvu_f r;
|
||||
cvu_f i;
|
||||
};
|
||||
|
||||
// Addition
|
||||
//extern void cadd(struct c *l, const struct c *r);
|
||||
#define cvu_cadd(x, y) {(x)->r += (y)->r; (x)->i += (y)->i;}
|
||||
|
||||
// Subtraction
|
||||
//extern void csub(struct c *l, const struct c *r);
|
||||
#define cvu_csub(x, y) {(x)->r -= (y)->r; (x)->i -= (y)->i;}
|
||||
|
||||
// Multiplication
|
||||
extern void cvu_cmul(struct cvu_c *l, const struct cvu_c *r);
|
||||
|
||||
// Very inaccurate approximation
|
||||
extern cvu_f cvu_cabs(const struct cvu_c *l);
|
||||
|
||||
// Dot product: Returns l.r^2 + l.i^2
|
||||
extern cvu_f cvu_cdot(const struct cvu_c *l);
|
||||
|
||||
// Multiplication by fixed-point number.
|
||||
extern void cvu_cfmul(struct cvu_c *l, cvu_f r);
|
||||
|
||||
// Convert from polar to coordinate representation
|
||||
extern void cvu_c_from_polar(struct cvu_c *c, cvu_f phi, cvu_f d);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,93 @@
|
|||
// These decompression routines are rather complicated to allow customization.
|
||||
// If you only want to decompress some data into graphics memory, you can use
|
||||
// the functions at the end of this file instead.
|
||||
|
||||
#ifndef CVU_COMPRESSION_H
|
||||
#define CVU_COMPRESSION_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
#include "cvu_graphics.h"
|
||||
|
||||
// Huffman decompression
|
||||
#undef CVU_HUFFMAN_ITERATIVE
|
||||
#undef CVU_HUFFMAN_RECURSIVE
|
||||
|
||||
struct cvu_huffman_node // Changing this struct will affect asm implementation of cvu_get_huffman
|
||||
{
|
||||
uint8_t left; // Position of left node in tree or character.
|
||||
uint8_t right; // Position of right node in tree or character.
|
||||
};
|
||||
|
||||
struct cvu_huffman_state // Changing this struct will affect asm implementation of cvu_get_huffman, _read_from_array
|
||||
{
|
||||
uint8_t (*input)(void);
|
||||
const struct cvu_huffman_node *nodes; // Array of nodes
|
||||
uint8_t root; // Position of root node among nodes
|
||||
uint8_t ls, bs, rs;
|
||||
unsigned char bit; // Position of currently processed bit
|
||||
uint8_t buffer; // Currently processed input byte
|
||||
#ifdef CVU_HUFFMAN_RECURSIVE
|
||||
uint8_t current; // Currently processed node
|
||||
#endif
|
||||
};
|
||||
|
||||
void cvu_init_huffman(struct cvu_huffman_state *restrict state, uint8_t (* input)(void), const struct cvu_huffman_node *restrict tree, uint8_t root, uint8_t ls, uint8_t bs, uint8_t rs);
|
||||
uint8_t cvu_get_huffman(struct cvu_huffman_state *state);
|
||||
|
||||
// RLE decompression
|
||||
struct cvu_rle_state // Changing this struct will affect asm implementation of cvu_get_rle, _read_from_array
|
||||
{
|
||||
uint8_t (*input)(void);
|
||||
uint8_t escape;
|
||||
uint8_t left;
|
||||
uint8_t buffer;
|
||||
};
|
||||
|
||||
void cvu_init_rle(struct cvu_rle_state *restrict state, uint8_t (* input)(void), uint8_t escape);
|
||||
uint8_t cvu_get_rle(struct cvu_rle_state *state);
|
||||
|
||||
// LZK decompression
|
||||
struct cvu_lzk_state
|
||||
{
|
||||
uint8_t (*input)(void);
|
||||
uint8_t escape;
|
||||
uint8_t left;
|
||||
uint8_t offset;
|
||||
uint8_t start;
|
||||
uint8_t buffer[64];
|
||||
};
|
||||
|
||||
void cvu_init_lzk(struct cvu_lzk_state *restrict state, uint8_t (* input)(void), uint8_t escape);
|
||||
uint8_t cvu_get_lzk(struct cvu_lzk_state *state);
|
||||
|
||||
// Decompression routines which will handle all the details for you.
|
||||
// Just create a cvu_compression_state struct, initialize it and decompress.
|
||||
struct cvu_compression_state // Changing this struct will affect asm implementation of _read_from_array
|
||||
{
|
||||
struct cvu_huffman_state huffman;
|
||||
struct cvu_rle_state rle;
|
||||
const uint8_t *data;
|
||||
};
|
||||
|
||||
// Initilization:
|
||||
// data: compressed data
|
||||
// state: compression struct to initialize
|
||||
// tree: huffman tree generated by huffman_analyzer
|
||||
// root, ls, bs, rs: constants generated by huffman_analyzer
|
||||
// escape: constant generated by rle_analyzer
|
||||
void cvu_init_compression(const uint8_t *restrict data, struct cvu_compression_state *restrict state, const struct cvu_huffman_node *restrict tree, uint8_t root, uint8_t ls, uint8_t bs, uint8_t rs, uint8_t escape);
|
||||
|
||||
// The functions below can be mixed:
|
||||
|
||||
// This function will return a decompressed octet on each invocation.
|
||||
uint8_t cvu_get_compression(struct cvu_compression_state *state);
|
||||
|
||||
// This function will decompress and write n octets to graphics memory at dest.
|
||||
// It is not reentrant and may not be called why any function from cvu_graphics.h marked as such is called.
|
||||
void cvu_memtovmemcpy_compression(cv_vmemp dest, struct cvu_compression_state *state, size_t n);
|
||||
|
||||
// This function will decompress and write n octets to memory at dest.
|
||||
void *cvu_memcpy_compression(void *restrict dest, struct cvu_compression_state *state, size_t n);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,46 @@
|
|||
// Fixed-point math can be useful where e.g. smooth movement is desired, but
|
||||
// using float would make the application too slow and big.
|
||||
// cvu_f is a 10.6 fixed point type. 10.6 has been chosen to ensure that the
|
||||
// type can represent coordinates on the ColecoVision screen and in some
|
||||
// "buffer" space surrounding it (to allow calculation of e.g. reflection).
|
||||
|
||||
#ifndef CVU_F_H
|
||||
#define CVU_F_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
#include <limits.h>
|
||||
|
||||
typedef int16_t cvu_f; // 10.6 fixed-point type.
|
||||
|
||||
#define CVU_F_R 6
|
||||
|
||||
#define CVU_F_PI 201
|
||||
#define CVU_F_PI_2 100
|
||||
#define CVU_F_SQRT2 90
|
||||
#define CVU_F_SQRT1_2 45
|
||||
#define CVU_F_MIN INT16_MIN
|
||||
#define CVU_F_MAX INT16_MAX
|
||||
|
||||
// Convert integer to fixed-point
|
||||
#define CVU_F2I(l) ((l) >> CVU_F_R)
|
||||
|
||||
// Convert fixed-point to integer
|
||||
#define CVU_I2F(l) ((l) << CVU_F_R)
|
||||
|
||||
// Fixed-point multiplication
|
||||
extern cvu_f cvu_fmul2(cvu_f l, cvu_f r);
|
||||
|
||||
// Fixed-point division
|
||||
extern cvu_f cvu_fdiv2(cvu_f l, cvu_f r);
|
||||
|
||||
// Fixed-point sine
|
||||
extern cvu_f cvu_fsin(cvu_f x);
|
||||
|
||||
// Fixed-point cosine
|
||||
extern cvu_f cvu_fcos(cvu_f x);
|
||||
|
||||
// Fixed-point arcus tangens of x / y.
|
||||
extern cvu_f cvu_fatan2(cvu_f y, cvu_f x);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,122 @@
|
|||
#ifndef CVU_GRAPHICS_H
|
||||
#define CVU_GRAPHICS_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#include "cv_graphics.h"
|
||||
|
||||
#ifdef CV_SMS
|
||||
/*
|
||||
Copy n bytes of data from RAM at src to CRAM at dest.
|
||||
|
||||
This function is not reentrant!
|
||||
|
||||
The speed of this function depends on the active video mode
|
||||
and if the screen is active.
|
||||
*/
|
||||
extern void cvu_memtocmemcpy(cv_cmemp dest, const void * src, size_t n);
|
||||
#endif
|
||||
|
||||
/*
|
||||
Copy n bytes of data from RAM at src to VRAM at dest.
|
||||
|
||||
This function is not reentrant!
|
||||
|
||||
The speed of this function depends on the active video mode
|
||||
and if the screen is active.
|
||||
*/
|
||||
extern void cvu_memtovmemcpy(cv_vmemp dest, const void * src, size_t n);
|
||||
|
||||
/*
|
||||
Copy n bytes of data from VRAM at src to RAM at dest.
|
||||
|
||||
This function is not reentrant!
|
||||
|
||||
The speed of this function depends on the active video mode
|
||||
and if the screen is active.
|
||||
*/
|
||||
extern void cvu_vmemtomemcpy(void *dest, cv_vmemp src, size_t n);
|
||||
|
||||
/*
|
||||
Set n bytes of VRAM at dest to c.
|
||||
|
||||
This function is not reentrant!
|
||||
|
||||
The speed of this function depends on the active video mode
|
||||
and if the screen is active.
|
||||
*/
|
||||
extern void cvu_vmemset(cv_vmemp dest, int c, size_t n);
|
||||
|
||||
/*
|
||||
Write an octet to graphics memory at dest.
|
||||
|
||||
This function is not reentrant!
|
||||
*/
|
||||
extern void cvu_voutb(const uint8_t value, const cv_vmemp dest);
|
||||
|
||||
/*
|
||||
Read an octet from graphics memory at src.
|
||||
|
||||
This function is not reentrant!
|
||||
*/
|
||||
extern uint8_t cvu_vinb(const cv_vmemp src);
|
||||
|
||||
struct cvu_sprite
|
||||
{
|
||||
uint8_t y;
|
||||
uint8_t x;
|
||||
uint8_t name;
|
||||
uint8_t tag;
|
||||
};
|
||||
#ifdef CV_SMS
|
||||
struct cvu_sprite4
|
||||
{
|
||||
uint8_t y;
|
||||
uint8_t x;
|
||||
uint8_t name;
|
||||
};
|
||||
#endif
|
||||
|
||||
// Write sprite to display memory. Use the location of the sprite table as base. number should be in [0, 31].
|
||||
inline void cvu_set_sprite(const cv_vmemp base, uint_fast8_t number, const struct cvu_sprite *sprite)
|
||||
{
|
||||
cv_set_write_vram_address((base) + (number) * 0x4);
|
||||
cv_memtovmemcpy_slow((sprite), 4);
|
||||
}
|
||||
|
||||
// Write sprite to display memory (in mode 4). Use the location of the sprite table as base. number should be in [0, 63].
|
||||
#ifdef CV_SMS
|
||||
inline void cvu_set_sprite4(const cv_vmemp base, uint_fast8_t number, const struct cvu_sprite4 *sprite)
|
||||
{
|
||||
cvu_voutb(sprite->y, base + number);
|
||||
cv_set_write_vram_address(base + 0x80 + number * 2);
|
||||
cv_voutb(sprite->x);
|
||||
cv_voutb(sprite->name);
|
||||
}
|
||||
#endif
|
||||
|
||||
// Todo: is cvu_get_sprite needed?
|
||||
|
||||
// Set the x coordinate of the sprite's upper left corner. x will be clamped to [-32, 255]
|
||||
extern void cvu_set_sprite_x(struct cvu_sprite *sprite, int x) __preserves_regs(d, e);
|
||||
|
||||
extern int cvu_get_sprite_x(const struct cvu_sprite *sprite) __preserves_regs(b, c, d, e);
|
||||
|
||||
// Set the y coordinate of the sprite's upper left corner. y will be clamped to [-32, 207]
|
||||
extern void cvu_set_sprite_y(struct cvu_sprite *sprite, int y) __preserves_regs(d, e);
|
||||
|
||||
extern int cvu_get_sprite_y(const struct cvu_sprite *sprite) __preserves_regs(d, e);
|
||||
|
||||
// Set them both at once.
|
||||
extern void cvu_set_sprite_xy(struct cvu_sprite *sprite, int x, int y);
|
||||
|
||||
// Set the sprite's color.
|
||||
inline void cvu_set_sprite_color(struct cvu_sprite *sprite, enum cv_color color)
|
||||
{
|
||||
sprite->tag = (sprite->tag & 0x80) | color;
|
||||
}
|
||||
|
||||
extern enum cv_color cvu_get_sprite_color(struct cvu_sprite *sprite);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,15 @@
|
|||
#ifndef CVU_INPUT_H
|
||||
#define CVU_INPUT_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#include "cv_input.h"
|
||||
|
||||
// For the super action controllers this gives the spinner movement (total relative movement since last call, negative for left, positive for right)
|
||||
// For the roller controller this gives the ball movement (total relative as above).
|
||||
// Using this function will set a libvu-specific spint handler, so it is incompatible with using a custom spint handler.
|
||||
|
||||
int_fast8_t cvu_get_spinner(uint_fast8_t controller);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,45 @@
|
|||
#ifndef CVU_SOUND_H
|
||||
#define CVU_SOUND 1
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#include "cv_sound.h"
|
||||
|
||||
extern const uint16_t CVU_TUNING_ISO16_EQUAL[15]; // ISO 16 pitch (A at 440 Hz) with equal tuning.
|
||||
extern const uint16_t CVU_TUNING_SCIENTIFIC_EQUAL[15]; // Scientific pitch (C at 256 Hz) with equal tuning.
|
||||
|
||||
extern const uint8_t CVU_VOLUME_DEFAULT[4];
|
||||
|
||||
extern const uint16_t CVU_EMPTY_MUSIC;
|
||||
|
||||
// channel holds the channel that will be used to play the music.
|
||||
// volume is a pointer to an array of loudnesses in Dezibel for p, mp, mf, f.
|
||||
// tuning is a pointer to an arrays of frequency dividers for the halftones of oktave 0.
|
||||
// sixteenth_notes_per_second should explain itself.
|
||||
// notes is a pointer to the music in the following format:
|
||||
// Every note cosists of 16 bits. The most significant four mark the octave, the next 4
|
||||
// the halftone (0xf means pause) the next 4 bits give the absolute length. The next 2
|
||||
// give the relative length. the last 2 bits are the loudness.
|
||||
// The rest of the structure's members are for internal use by cvu_play_music().
|
||||
struct cvu_music
|
||||
{
|
||||
enum cv_soundchannel channel;
|
||||
const uint8_t *volume;
|
||||
const uint16_t *tuning;
|
||||
uint8_t sixteenth_notes_per_second;
|
||||
const uint16_t *notes;
|
||||
|
||||
uint16_t note_ticks_remaining;
|
||||
uint16_t pause_ticks_remaining;
|
||||
};
|
||||
|
||||
// This will initialize a cvu_music structure with default values for all
|
||||
// members except notes.
|
||||
extern void cvu_init_music(struct cvu_music *music);
|
||||
|
||||
// This function should be placed inside the vint handler or triggered by the vint handler.
|
||||
// It will return false once it is finished playing the music.
|
||||
extern bool cvu_play_music(struct cvu_music *restrict music);
|
||||
|
||||
#endif
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
|
|
@ -0,0 +1,126 @@
|
|||
1 ; crt0.s for Colecovision cart
|
||||
2
|
||||
3 .module crt0
|
||||
4 .globl _main
|
||||
5 .globl _cv_init
|
||||
6 .globl _cv_spint_handler
|
||||
7 .globl _cv_vint
|
||||
8 .globl _cv_start
|
||||
9 .globl ___sdcc_call_hl
|
||||
10
|
||||
11 .area _HEADER(ABS)
|
||||
0000 12 .org 0x0000
|
||||
13
|
||||
0000 C3r00r00 [10] 14 jp _cv_start
|
||||
15
|
||||
0038 16 .org 0x0038
|
||||
0038 C3r10r00 [10] 17 jp vint
|
||||
18
|
||||
0066 19 .org 0x0066
|
||||
0066 C3r22r00 [10] 20 jp pint
|
||||
21
|
||||
22 ; Ordering of segments for the linker - copied from sdcc crt0.s
|
||||
23 .area _CODE
|
||||
24 .area _INITIALIZER
|
||||
25 .area _HOME
|
||||
26 .area _GSINIT
|
||||
27 .area _GSFINAL
|
||||
28 .area _DATA
|
||||
29 .area _INITIALIZED
|
||||
30 .area _BSEG
|
||||
31 .area _BSS
|
||||
32 .area _HEAP
|
||||
33
|
||||
34 .area _CODE
|
||||
35
|
||||
0000 36 _cv_start:
|
||||
0000 F3 [ 4] 37 di
|
||||
0001 31 00 E0 [10] 38 ld sp, #0xe000 ; Set stack pointer directly above top of memory.
|
||||
0004 ED 56 [ 8] 39 im 1
|
||||
40
|
||||
0006 CDr00r00 [17] 41 call gsinit ; Initialize global and static variables.
|
||||
42
|
||||
0009 CDr00r00 [17] 43 call _cv_init ; Initialize Colecovision specific stuff.
|
||||
000C CDr00r00 [17] 44 call _main
|
||||
000F C7 [11] 45 rst 0x0 ; Restart when main() returns.
|
||||
46
|
||||
0010 47 vint:
|
||||
0010 F5 [11] 48 push af
|
||||
0011 C5 [11] 49 push bc
|
||||
0012 D5 [11] 50 push de
|
||||
0013 E5 [11] 51 push hl
|
||||
0014 FD E5 [15] 52 push iy
|
||||
0016 CDr00r00 [17] 53 call _cv_vint
|
||||
0019 FD E1 [14] 54 pop iy
|
||||
001B E1 [10] 55 pop hl
|
||||
001C D1 [10] 56 pop de
|
||||
001D C1 [10] 57 pop bc
|
||||
001E F1 [10] 58 pop af
|
||||
001F FB [ 4] 59 ei
|
||||
0020 ED 4D [14] 60 reti
|
||||
61
|
||||
0022 62 pint:
|
||||
0022 F5 [11] 63 push af
|
||||
0023 C5 [11] 64 push bc
|
||||
0024 D5 [11] 65 push de
|
||||
0025 E5 [11] 66 push hl
|
||||
0026 FD E5 [15] 67 push iy
|
||||
68
|
||||
0028 FD E1 [14] 69 pop iy
|
||||
002A E1 [10] 70 pop hl
|
||||
002B D1 [10] 71 pop de
|
||||
002C C1 [10] 72 pop bc
|
||||
002D F1 [10] 73 pop af
|
||||
002E ED 45 [14] 74 retn
|
||||
75
|
||||
76 .area _GSINIT
|
||||
0000 77 gsinit::
|
||||
78
|
||||
79 ; Delay for Mark III
|
||||
0000 16 04 [ 7] 80 ld d, #0x04
|
||||
0002 81 label0:
|
||||
0002 1E FF [ 7] 82 ld e, #0xff
|
||||
0004 83 label1:
|
||||
0004 3E FF [ 7] 84 ld a, #0xff
|
||||
0006 85 label2:
|
||||
0006 3D [ 4] 86 dec a
|
||||
0007 C2r06r00 [10] 87 jp NZ, label2
|
||||
000A 1D [ 4] 88 dec e
|
||||
000B C2r04r00 [10] 89 jp NZ, label1
|
||||
000E 15 [ 4] 90 dec d
|
||||
000F C2r02r00 [10] 91 jp NZ, label0
|
||||
92
|
||||
93 ; Implicitly zeroed global and static variables.
|
||||
0012 01r00r00 [10] 94 ld bc, #l__DATA
|
||||
0015 78 [ 4] 95 ld a, b
|
||||
0016 B1 [ 4] 96 or a, c
|
||||
0017 28 0F [12] 97 jr Z, zeroed_data
|
||||
0019 21r00r00 [10] 98 ld hl, #s__DATA
|
||||
001C 36 00 [10] 99 ld (hl), #0x00
|
||||
001E 0B [ 6] 100 dec bc
|
||||
001F 78 [ 4] 101 ld a, b
|
||||
0020 B1 [ 4] 102 or a, c
|
||||
0021 28 05 [12] 103 jr Z, zeroed_data
|
||||
0023 5D [ 4] 104 ld e, l
|
||||
0024 54 [ 4] 105 ld d, h
|
||||
0025 13 [ 6] 106 inc de
|
||||
0026 ED B0 [21] 107 ldir
|
||||
0028 108 zeroed_data:
|
||||
109
|
||||
110 ; Explicitly initialized global variables.
|
||||
0028 01r00r00 [10] 111 ld bc, #l__INITIALIZER
|
||||
002B 78 [ 4] 112 ld a, b
|
||||
002C B1 [ 4] 113 or a, c
|
||||
002D 28 08 [12] 114 jr Z, gsinit_static
|
||||
002F 11r00r00 [10] 115 ld de, #s__INITIALIZED
|
||||
0032 21r00r00 [10] 116 ld hl, #s__INITIALIZER
|
||||
0035 ED B0 [21] 117 ldir
|
||||
118
|
||||
0037 119 gsinit_static:
|
||||
120 ; Explicitly initialized static variables inserted by compiler here.
|
||||
121
|
||||
122 .area _GSFINAL
|
||||
0000 C9 [10] 123 ret
|
||||
124
|
||||
125 .area _HOME
|
||||
126
|
||||
|
|
@ -0,0 +1,88 @@
|
|||
XL2
|
||||
H E areas D global symbols
|
||||
M crt0
|
||||
S _cv_spint_handler Ref0000
|
||||
S l__DATA Ref0000
|
||||
S _main Ref0000
|
||||
S s__DATA Ref0000
|
||||
S _cv_init Ref0000
|
||||
S _cv_vint Ref0000
|
||||
S .__.ABS. Def0000
|
||||
S s__INITIALIZED Ref0000
|
||||
S ___sdcc_call_hl Ref0000
|
||||
S l__INITIALIZER Ref0000
|
||||
S s__INITIALIZER Ref0000
|
||||
A _CODE size 30 flags 0 addr 0
|
||||
S _cv_start Def0000
|
||||
A _HEADER size 0 flags 8 addr 0
|
||||
A _HEADER0 size 3 flags 8 addr 0
|
||||
A _HEADER1 size 3 flags 8 addr 38
|
||||
A _HEADER2 size 3 flags 8 addr 66
|
||||
A _INITIALIZER size 0 flags 0 addr 0
|
||||
A _HOME size 0 flags 0 addr 0
|
||||
A _GSINIT size 37 flags 0 addr 0
|
||||
S gsinit Def0000
|
||||
A _GSFINAL size 1 flags 0 addr 0
|
||||
A _DATA size 0 flags 0 addr 0
|
||||
A _INITIALIZED size 0 flags 0 addr 0
|
||||
A _BSEG size 0 flags 0 addr 0
|
||||
A _BSS size 0 flags 0 addr 0
|
||||
A _HEAP size 0 flags 0 addr 0
|
||||
T 00 00
|
||||
R 00 00 02 00
|
||||
T 00 00 C3 00 00
|
||||
R 00 00 02 00 00 03 00 00
|
||||
T 38 00
|
||||
R 00 00 03 00
|
||||
T 38 00 C3 10 00
|
||||
R 00 00 03 00 00 03 00 00
|
||||
T 66 00
|
||||
R 00 00 04 00
|
||||
T 66 00 C3 22 00
|
||||
R 00 00 04 00 00 03 00 00
|
||||
T 00 00
|
||||
R 00 00 00 00
|
||||
T 00 00 F3 31 00 E0 ED 56 CD 00 00 CD 00 00 CD
|
||||
R 00 00 00 00 00 09 07 00 02 0C 04 00
|
||||
T 0D 00 00 00 C7
|
||||
R 00 00 00 00 02 02 02 00
|
||||
T 10 00
|
||||
R 00 00 00 00
|
||||
T 10 00 F5 C5 D5 E5 FD E5 CD 00 00 FD E1 E1 D1 C1
|
||||
R 00 00 00 00 02 09 05 00
|
||||
T 1E 00 F1 FB ED 4D
|
||||
R 00 00 00 00
|
||||
T 22 00
|
||||
R 00 00 00 00
|
||||
T 22 00 F5 C5 D5 E5 FD E5 FD E1 E1 D1 C1 F1 ED 45
|
||||
R 00 00 00 00
|
||||
T 00 00
|
||||
R 00 00 07 00
|
||||
T 00 00 16 04
|
||||
R 00 00 07 00
|
||||
T 02 00
|
||||
R 00 00 07 00
|
||||
T 02 00 1E FF
|
||||
R 00 00 07 00
|
||||
T 04 00
|
||||
R 00 00 07 00
|
||||
T 04 00 3E FF
|
||||
R 00 00 07 00
|
||||
T 06 00
|
||||
R 00 00 07 00
|
||||
T 06 00 3D C2 06 00 1D C2 04 00 15 C2 02 00 01
|
||||
R 00 00 07 00 00 04 07 00 00 08 07 00 00 0C 07 00
|
||||
T 13 00 00 00 78 B1 28 0F 21 00 00 36 00 0B 78 B1
|
||||
R 00 00 07 00 02 02 01 00 02 09 03 00
|
||||
T 21 00 28 05 5D 54 13 ED B0
|
||||
R 00 00 07 00
|
||||
T 28 00
|
||||
R 00 00 07 00
|
||||
T 28 00 01 00 00 78 B1 28 08 11 00 00 21 00 00 ED
|
||||
R 00 00 07 00 02 03 09 00 02 0A 07 00 02 0D 0A 00
|
||||
T 36 00 B0
|
||||
R 00 00 07 00
|
||||
T 37 00
|
||||
R 00 00 07 00
|
||||
T 00 00 C9
|
||||
R 00 00 08 00
|
||||
|
|
@ -0,0 +1,61 @@
|
|||
// (c) 2013 Philipp Klaus Krause
|
||||
|
||||
// This library is free software; you can redistribute it and/or
|
||||
// modify it under the terms of the GNU Lesser General Public
|
||||
// License as published by the Free Software Foundation; either
|
||||
// version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
// Lesser General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU Lesser General Public
|
||||
// License along with this library; if not, write to the Free Software
|
||||
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
|
||||
#ifndef CV_H
|
||||
#define CV_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#define CV_LIBVERSION_MAJOR 0
|
||||
#define CV_LIBVERSION_MINOR 24
|
||||
#define CV_LIBVERSION_STRING "0.24"
|
||||
|
||||
#include "cv_input.h"
|
||||
#include "cv_graphics.h"
|
||||
#include "cv_sound.h"
|
||||
|
||||
// Set the handler for the vertical retrace interrupt.
|
||||
extern void cv_set_vint_handler(void (* handler)(void));
|
||||
|
||||
// Get the handler for the vertical retrace interrupt.
|
||||
extern void *cv_get_vint_handler(void);
|
||||
|
||||
// Get the vertical retrace frequency in Hz. 50 for PAL, 60 for NTSC.
|
||||
unsigned char cv_get_vint_frequency(void);
|
||||
|
||||
#ifndef CV_SMS
|
||||
enum cv_machine {
|
||||
CV_COLECOVISION = 0, // Coleco ColecoVision
|
||||
//CV_ADAM = 1, // Coleco Adam - TODO
|
||||
//CV_SUPERGAME = 2, // Coleco ColecoVision with super game module
|
||||
};
|
||||
#else
|
||||
enum cv_machine {
|
||||
CV_SG1000 = 0, // Sega SG-1000
|
||||
CV_SC3000 = 1, // Sega SC-3000
|
||||
CV_MARKIII = 2, // Sega Mark III or Master System
|
||||
//CV_GAMEGEAR = 3, // Sega Game Gear - TODO
|
||||
};
|
||||
#endif
|
||||
|
||||
// Find out on which machine we are running
|
||||
enum cv_machine cv_get_machine(void);
|
||||
|
||||
// Get the contents of the refresh register R. Can be useful for seeding PRNGs.
|
||||
uint8_t cv_get_r(void) __preserves_regs(b, c, d, e, h, iyl, iyh);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,250 @@
|
|||
#ifndef CV_GRAPHICS_H
|
||||
#define CV_GRAPHICS_H 1
|
||||
|
||||
#include <stddef.h>
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
|
||||
/*
|
||||
These are the functions for controlling the graphics chip.
|
||||
While a function marked as not reentrant is called no other
|
||||
such function from this file may be called at the same time.
|
||||
*/
|
||||
|
||||
typedef uint16_t cv_vmemp; // 14-Bit video memory address type
|
||||
#ifdef CV_SMS
|
||||
typedef uint8_t cv_cmemp; // 5-bit color memory address type
|
||||
#endif
|
||||
|
||||
/*
|
||||
Activate / deactivate screen
|
||||
|
||||
This function is not reentrant!
|
||||
*/
|
||||
extern void cv_set_screen_active(bool status);
|
||||
|
||||
/*
|
||||
Get screen status
|
||||
*/
|
||||
extern bool cv_get_screen_active(void);
|
||||
|
||||
/*
|
||||
Enable / disable external video source.
|
||||
|
||||
This function is not reentrant!
|
||||
*/
|
||||
extern void cv_set_external_video(bool status);
|
||||
|
||||
/*
|
||||
Get external video source enabled.
|
||||
*/
|
||||
extern bool cv_get_external_video(void);
|
||||
|
||||
// TMS99xxA and Sega Master System screen modes
|
||||
enum cv_screenmode {
|
||||
CV_SCREENMODE_STANDARD = 0x00, // Standard screen modes
|
||||
CV_SCREENMODE_TEXT = 0x10,
|
||||
CV_SCREENMODE_MULTICOLOR = 0x08,
|
||||
CV_SCREENMODE_BITMAP = 0x02,
|
||||
CV_SCREENMODE_BITMAP_TEXT = 0x12, // Usefull undocumented screen modes
|
||||
CV_SCREENMODE_BITMAP_MULTICOLOR = 0x0a,
|
||||
CV_SCREENMODE_TEXT_MULTICOLOR = 0x18, // Useless undocumented screen modes
|
||||
CV_SCREENMODE_BITMAP_TEXT_MULTICOLOR = 0x1a,
|
||||
CV_SCREENMODE_4 = 0x06, // Sega Master System 315-5124 mode
|
||||
CV_SCREENMODE_4_224 = 0x16, // Sega Master System 315-5246 modes
|
||||
CV_SCREENMODE_4_240 = 0x0e,
|
||||
};
|
||||
|
||||
/*
|
||||
Set screen mode.
|
||||
|
||||
This function is not reentrant!
|
||||
*/
|
||||
extern void cv_set_screen_mode(enum cv_screenmode mode);
|
||||
|
||||
/*
|
||||
Get screen mode.
|
||||
*/
|
||||
extern enum cv_screenmode cv_get_screen_mode(void);
|
||||
|
||||
// TMS99xxA colors
|
||||
enum cv_color {
|
||||
CV_COLOR_TRANSPARENT = 0x0,
|
||||
CV_COLOR_BLACK = 0x1,
|
||||
CV_COLOR_GREEN = 0x2,
|
||||
CV_COLOR_LIGHT_GREEN = 0x3,
|
||||
CV_COLOR_BLUE = 0x4,
|
||||
CV_COLOR_LIGHT_BLUE = 0x5,
|
||||
CV_COLOR_DARK_RED = 0x6,
|
||||
CV_COLOR_CYAN = 0x7,
|
||||
CV_COLOR_RED = 0x8,
|
||||
CV_COLOR_LIGHT_RED = 0x9,
|
||||
CV_COLOR_YELLOW = 0xa,
|
||||
CV_COLOR_LIGHT_YELLOW = 0xb,
|
||||
CV_COLOR_DARK_GREEN = 0xc,
|
||||
CV_COLOR_MAGENTA = 0xd,
|
||||
CV_COLOR_GRAY = 0xe,
|
||||
CV_COLOR_WHITE = 0xf
|
||||
};
|
||||
|
||||
/*
|
||||
Set colors. The foreground color is the text color in text mode,
|
||||
in other modes it is unused.
|
||||
The background color is used in all modes for the backdrop plane
|
||||
(screen outside display area) and as the color that appears under
|
||||
transparent characters. In text mode it is used for character
|
||||
background. If the background color is the to cv_transparent,
|
||||
the external video source is used as background image.
|
||||
*/
|
||||
extern void cv_set_colors(enum cv_color foreground, enum cv_color background);
|
||||
|
||||
/*
|
||||
Set the location of the screen image table.
|
||||
Must be a multiple of 0x400. Valid range: [0; 15360].
|
||||
When the screenmode is CV_SCREENMODE4 on the Sega 315-5124,
|
||||
the location is a multible of 0x800, and the bit 0x400 is and mask to the location.
|
||||
This masking functionality is undocumented. To use only the documented
|
||||
graphics chip functionality always set bit 0x400.
|
||||
*/
|
||||
extern void cv_set_image_table(cv_vmemp loc);
|
||||
|
||||
/*
|
||||
Set the location of the color table. Must be a multiple of 0x40.
|
||||
Valid range: [0; 16320].
|
||||
When the screen mode ist CV_SCREENMODE_BITMAP,
|
||||
CV_SCREENMODE_BITMAP_TEXT or CV_SCREENMODE_BITMAP_MULTICOLOR
|
||||
this has a different meaning: The location of the color pattern table is
|
||||
either 0 or 8192. The bits 4096 downto 128 are an and mask to the location.
|
||||
This masking functionality is undocumented. To use only the documented
|
||||
graphics chip functionality always set bits 4096 downto 128.
|
||||
*/
|
||||
void cv_set_color_table(cv_vmemp loc);
|
||||
|
||||
/*
|
||||
Set the location of the character pattern table. Must be a multiple
|
||||
of 0x800. Valid range: [0; 14336].
|
||||
When the screen mode ist CV_SCREENMODE_BITMAP,
|
||||
CV_SCREENMODE_BITMAP_TEXT or CV_SCREENMODE_BITMAP_MULTICOLOR
|
||||
this has a different meaning: The location of the character pattern table is
|
||||
either 0 or 8192. Unless you add 4096 to the location the first third of the table
|
||||
is used for the last third of the screen. Unless you add 2048 to the location the
|
||||
first third of the table is used for the middle part of the screen.
|
||||
Thus the bits 4096 and 2048 are and and mask to the highest bits of the
|
||||
address. This masking functionality is undocumented. To use only the
|
||||
documented graphics chip functionality always set bits 4096 and 2048.
|
||||
*/
|
||||
// sdcc doesn't accept long function names.
|
||||
extern void cv_set_character_pattern_t(cv_vmemp loc);
|
||||
|
||||
/*
|
||||
Set the location of the sprite pattern table.
|
||||
Must be a multiple of 0x800. Valid range: [0; 14336].
|
||||
When the screenmode is CV_SCREENMODE4 the location is a multiple of 0x2000.
|
||||
For the Sega 315-5124 and CV_SCREENMODE4, bits 0x800 and 0x1000 are
|
||||
used as and mask. This masking functionality is undocumented. To use only the documented
|
||||
graphics chip functionality always set bits 0x1000 downto 0x800.
|
||||
*/
|
||||
extern void cv_set_sprite_pattern_table(cv_vmemp loc);
|
||||
|
||||
/*
|
||||
Set the location of the sprite attribute table.
|
||||
Must be a multiple of 0x80. Valid range: [0; 16256].
|
||||
*/
|
||||
extern void cv_set_sprite_attribute_table(cv_vmemp loc);
|
||||
|
||||
/*
|
||||
Set sprite size; When active, sprites are 16x16 pixels instead of 8x8.
|
||||
|
||||
This function is not reentrant!
|
||||
*/
|
||||
extern void cv_set_sprite_big(bool status);
|
||||
|
||||
/*
|
||||
Get sprite size.
|
||||
*/
|
||||
extern bool cv_get_sprite_big(void);
|
||||
|
||||
/*
|
||||
Set sprite magnification. When active, all sprites are displayed twice as big.
|
||||
|
||||
This function is not reentrant!
|
||||
*/
|
||||
extern void cv_set_sprite_magnification(bool status);
|
||||
|
||||
/*
|
||||
Get sprite magnification.
|
||||
*/
|
||||
extern bool cv_get_sprite_magnification(void);
|
||||
|
||||
/*
|
||||
Get sprite collission.
|
||||
*/
|
||||
extern bool cv_get_sprite_collission(void);
|
||||
|
||||
/*
|
||||
Get invalid sprite. Returns true if there was an invalid sprite.
|
||||
If sprite is not 0 it will point to the number of the invalid sprite.
|
||||
*/
|
||||
extern bool cv_get_sprite_invalid(uint8_t *sprite);
|
||||
|
||||
extern void cv_set_write_vram_address(cv_vmemp address) __preserves_regs(b, c, d, e);
|
||||
|
||||
extern void cv_set_read_vram_address(cv_vmemp address) __preserves_regs(b, c, d, e);
|
||||
|
||||
#ifdef CV_SMS
|
||||
extern void cv_set_write_cram_address(cv_cmemp address) __preserves_regs(b, c, d, e);
|
||||
#endif
|
||||
|
||||
extern void cv_memtovmemcpy_slow(const void *src, size_t n);
|
||||
|
||||
extern void cv_memtovmemcpy_fast(const void *src, size_t n);
|
||||
|
||||
extern void cv_vmemtomemcpy_slow(void *dest, size_t n);
|
||||
|
||||
extern void cv_vmemtomemcpy_fast(void *dest, size_t n);
|
||||
|
||||
extern void cv_vmemset_slow(int c, size_t n) __preserves_regs(iyl, iyh);
|
||||
|
||||
extern void cv_vmemset_fast(int c, size_t n) __preserves_regs(iyl, iyh);
|
||||
|
||||
static volatile __sfr __at 0xbe cv_graphics_port;
|
||||
|
||||
inline void cv_voutb(const uint8_t value)
|
||||
{
|
||||
__asm
|
||||
cp a, (hl)
|
||||
cp a, (hl)
|
||||
nop
|
||||
__endasm;
|
||||
cv_graphics_port = value;
|
||||
}
|
||||
|
||||
inline uint8_t cv_vinb(void)
|
||||
{
|
||||
__asm
|
||||
cp a, (hl)
|
||||
cp a, (hl)
|
||||
nop
|
||||
__endasm;
|
||||
return(cv_graphics_port);
|
||||
}
|
||||
|
||||
#ifdef CV_SMS
|
||||
void cv_set_left_column_blank(bool status);
|
||||
|
||||
void cv_set_sprite_shift(bool status);
|
||||
|
||||
enum cv_scroll_inhibit {
|
||||
CV_HORIZONTAL_SCROLL_INHIBIT = 0x40, // Do not scroll top 2 rows
|
||||
CV_VERTICAL_SCROLL_INHIBIT = 0x80, // Do not scroll right 8 columns
|
||||
};
|
||||
|
||||
void cv_set_scroll_inhibit(enum cv_scroll_inhibit inhibit);
|
||||
|
||||
void cv_set_hscroll(uint8_t offset);
|
||||
|
||||
void cv_set_vscroll(uint8_t offset);
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,47 @@
|
|||
#ifndef CV_INPUT_H
|
||||
#define CV_INPUT_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#ifndef CV_SMS
|
||||
|
||||
#define CV_FIRE_0 0x40
|
||||
#define CV_FIRE_1 0x80
|
||||
#define CV_FIRE_2 0x10
|
||||
#define CV_FIRE_3 0x20
|
||||
#define CV_LEFT 0x08
|
||||
#define CV_DOWN 0x04
|
||||
#define CV_RIGHT 0x02
|
||||
#define CV_UP 0x01
|
||||
|
||||
#else
|
||||
|
||||
#define CV_UP 0x01
|
||||
#define CV_DOWN 0x02
|
||||
#define CV_LEFT 0x04
|
||||
#define CV_RIGHT 0x08
|
||||
#define CV_FIRE_0 0x10
|
||||
#define CV_FIRE_1 0x20
|
||||
|
||||
#endif
|
||||
|
||||
struct cv_controller_state
|
||||
{
|
||||
uint8_t keypad; // Keypad: 0 - 9 as on keypad, * as 0xa, # as 0xb, 0xf for no key pressed or error.
|
||||
uint8_t joystick;// Joystick: lowest 4 bit for joystick, higher 4 bit for fire buttons.
|
||||
};
|
||||
|
||||
// Get keypad and joystick values.
|
||||
void cv_get_controller_state(struct cv_controller_state *state, uint_fast8_t controller);
|
||||
|
||||
#define CV_SPIN_ACTIVE 0x10
|
||||
#define CV_SPIN_RIGHT 0x20
|
||||
|
||||
// Set the handler for the spinner interrupt.
|
||||
// This handler will be called when the wheel on the super action controller or the ball in the roller controller spin.
|
||||
// The parameters passed to the handler correspond to the two super action controllers or
|
||||
// the two axis in the roller controller. They can be anded with the above masks to test if they spinned, and which direction.
|
||||
void cv_set_spint_handler(void (* handler)(uint_fast8_t, uint_fast8_t));
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,37 @@
|
|||
#ifndef CV_SOUND_H
|
||||
#define CV_SOUND_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
|
||||
enum cv_soundchannel {
|
||||
CV_SOUNDCHANNEL_0 = 0x0,
|
||||
CV_SOUNDCHANNEL_1 = 0x2,
|
||||
CV_SOUNDCHANNEL_2 = 0x4,
|
||||
CV_SOUNDCHANNEL_NOISE = 0x6
|
||||
};
|
||||
|
||||
enum cv_shift {
|
||||
CV_NOISE_SHIFT_512 = 0,
|
||||
CV_NOISE_SHIFT_1024 = 1,
|
||||
CV_NOISE_SHIFT_2048 = 2,
|
||||
CV_NOISE_SHIFT_CHAN2 = 3
|
||||
};
|
||||
|
||||
/*
|
||||
Set attenuation for given sound channel in dezibel. Maximum attenuation is 28 db,
|
||||
granularity is 2 db.
|
||||
*/
|
||||
extern void cv_set_attenuation(enum cv_soundchannel channel, uint8_t dezibel);
|
||||
|
||||
/*
|
||||
Set frequency of a tone generator. The frequency is 3.579/frequency_divider Mhz.
|
||||
This function is not reentrant. While it is called neither cv_set_attenuation() nor
|
||||
cv_set_noise() may be called. n should be a multiple of 32. The valid range is [0, 32736].
|
||||
*/
|
||||
|
||||
extern void cv_set_frequency(enum cv_soundchannel channel, uint16_t frequency_divider);
|
||||
|
||||
extern void cv_set_noise(bool white, enum cv_shift shift);
|
||||
|
||||
#endif
|
||||
|
|
@ -0,0 +1,17 @@
|
|||
#ifndef __CV_SUPPORT_H
|
||||
#define __CV_SUPPORT_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#include "cv_graphics.h"
|
||||
|
||||
extern void cv_init(void); // Initialize Colecovision library.
|
||||
|
||||
extern void cv_vdpout(const uint8_t reg, const uint8_t data) __preserves_regs(d, e, iyl, iyh); // Write data to VDP control register reg.
|
||||
|
||||
extern void cv_enable_nmi(void);
|
||||
|
||||
extern void cv_disable_nmi(void);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,32 @@
|
|||
// (c) 2013 Philipp Klaus Krause
|
||||
|
||||
// This library is free software; you can redistribute it and/or
|
||||
// modify it under the terms of the GNU Lesser General Public
|
||||
// License as published by the Free Software Foundation; either
|
||||
// version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
// Lesser General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU Lesser General Public
|
||||
// License along with this library; if not, write to the Free Software
|
||||
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
|
||||
#ifndef CVU_H
|
||||
#define CVU_H 1
|
||||
|
||||
#define CVU_LIBVERSION_MAJOR 0
|
||||
#define CVU_LIBVERSION_MINOR 17
|
||||
#define CVU_LIBVERSION_STRING "0.17"
|
||||
|
||||
#include "cvu_input.h"
|
||||
#include "cvu_graphics.h"
|
||||
#include "cvu_sound.h"
|
||||
#include "cvu_compression.h"
|
||||
#include "cvu_f.h"
|
||||
#include "cvu_c.h"
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,37 @@
|
|||
#ifndef CVU_C_H
|
||||
#define CVU_C_H 1
|
||||
|
||||
#include "cvu_f.h"
|
||||
|
||||
// Complex fixed-point type
|
||||
struct cvu_c
|
||||
{
|
||||
cvu_f r;
|
||||
cvu_f i;
|
||||
};
|
||||
|
||||
// Addition
|
||||
//extern void cadd(struct c *l, const struct c *r);
|
||||
#define cvu_cadd(x, y) {(x)->r += (y)->r; (x)->i += (y)->i;}
|
||||
|
||||
// Subtraction
|
||||
//extern void csub(struct c *l, const struct c *r);
|
||||
#define cvu_csub(x, y) {(x)->r -= (y)->r; (x)->i -= (y)->i;}
|
||||
|
||||
// Multiplication
|
||||
extern void cvu_cmul(struct cvu_c *l, const struct cvu_c *r);
|
||||
|
||||
// Very inaccurate approximation
|
||||
extern cvu_f cvu_cabs(const struct cvu_c *l);
|
||||
|
||||
// Dot product: Returns l.r^2 + l.i^2
|
||||
extern cvu_f cvu_cdot(const struct cvu_c *l);
|
||||
|
||||
// Multiplication by fixed-point number.
|
||||
extern void cvu_cfmul(struct cvu_c *l, cvu_f r);
|
||||
|
||||
// Convert from polar to coordinate representation
|
||||
extern void cvu_c_from_polar(struct cvu_c *c, cvu_f phi, cvu_f d);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,93 @@
|
|||
// These decompression routines are rather complicated to allow customization.
|
||||
// If you only want to decompress some data into graphics memory, you can use
|
||||
// the functions at the end of this file instead.
|
||||
|
||||
#ifndef CVU_COMPRESSION_H
|
||||
#define CVU_COMPRESSION_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
#include "cvu_graphics.h"
|
||||
|
||||
// Huffman decompression
|
||||
#undef CVU_HUFFMAN_ITERATIVE
|
||||
#undef CVU_HUFFMAN_RECURSIVE
|
||||
|
||||
struct cvu_huffman_node // Changing this struct will affect asm implementation of cvu_get_huffman
|
||||
{
|
||||
uint8_t left; // Position of left node in tree or character.
|
||||
uint8_t right; // Position of right node in tree or character.
|
||||
};
|
||||
|
||||
struct cvu_huffman_state // Changing this struct will affect asm implementation of cvu_get_huffman, _read_from_array
|
||||
{
|
||||
uint8_t (*input)(void);
|
||||
const struct cvu_huffman_node *nodes; // Array of nodes
|
||||
uint8_t root; // Position of root node among nodes
|
||||
uint8_t ls, bs, rs;
|
||||
unsigned char bit; // Position of currently processed bit
|
||||
uint8_t buffer; // Currently processed input byte
|
||||
#ifdef CVU_HUFFMAN_RECURSIVE
|
||||
uint8_t current; // Currently processed node
|
||||
#endif
|
||||
};
|
||||
|
||||
void cvu_init_huffman(struct cvu_huffman_state *restrict state, uint8_t (* input)(void), const struct cvu_huffman_node *restrict tree, uint8_t root, uint8_t ls, uint8_t bs, uint8_t rs);
|
||||
uint8_t cvu_get_huffman(struct cvu_huffman_state *state);
|
||||
|
||||
// RLE decompression
|
||||
struct cvu_rle_state // Changing this struct will affect asm implementation of cvu_get_rle, _read_from_array
|
||||
{
|
||||
uint8_t (*input)(void);
|
||||
uint8_t escape;
|
||||
uint8_t left;
|
||||
uint8_t buffer;
|
||||
};
|
||||
|
||||
void cvu_init_rle(struct cvu_rle_state *restrict state, uint8_t (* input)(void), uint8_t escape);
|
||||
uint8_t cvu_get_rle(struct cvu_rle_state *state);
|
||||
|
||||
// LZK decompression
|
||||
struct cvu_lzk_state
|
||||
{
|
||||
uint8_t (*input)(void);
|
||||
uint8_t escape;
|
||||
uint8_t left;
|
||||
uint8_t offset;
|
||||
uint8_t start;
|
||||
uint8_t buffer[64];
|
||||
};
|
||||
|
||||
void cvu_init_lzk(struct cvu_lzk_state *restrict state, uint8_t (* input)(void), uint8_t escape);
|
||||
uint8_t cvu_get_lzk(struct cvu_lzk_state *state);
|
||||
|
||||
// Decompression routines which will handle all the details for you.
|
||||
// Just create a cvu_compression_state struct, initialize it and decompress.
|
||||
struct cvu_compression_state // Changing this struct will affect asm implementation of _read_from_array
|
||||
{
|
||||
struct cvu_huffman_state huffman;
|
||||
struct cvu_rle_state rle;
|
||||
const uint8_t *data;
|
||||
};
|
||||
|
||||
// Initilization:
|
||||
// data: compressed data
|
||||
// state: compression struct to initialize
|
||||
// tree: huffman tree generated by huffman_analyzer
|
||||
// root, ls, bs, rs: constants generated by huffman_analyzer
|
||||
// escape: constant generated by rle_analyzer
|
||||
void cvu_init_compression(const uint8_t *restrict data, struct cvu_compression_state *restrict state, const struct cvu_huffman_node *restrict tree, uint8_t root, uint8_t ls, uint8_t bs, uint8_t rs, uint8_t escape);
|
||||
|
||||
// The functions below can be mixed:
|
||||
|
||||
// This function will return a decompressed octet on each invocation.
|
||||
uint8_t cvu_get_compression(struct cvu_compression_state *state);
|
||||
|
||||
// This function will decompress and write n octets to graphics memory at dest.
|
||||
// It is not reentrant and may not be called why any function from cvu_graphics.h marked as such is called.
|
||||
void cvu_memtovmemcpy_compression(cv_vmemp dest, struct cvu_compression_state *state, size_t n);
|
||||
|
||||
// This function will decompress and write n octets to memory at dest.
|
||||
void *cvu_memcpy_compression(void *restrict dest, struct cvu_compression_state *state, size_t n);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,46 @@
|
|||
// Fixed-point math can be useful where e.g. smooth movement is desired, but
|
||||
// using float would make the application too slow and big.
|
||||
// cvu_f is a 10.6 fixed point type. 10.6 has been chosen to ensure that the
|
||||
// type can represent coordinates on the ColecoVision screen and in some
|
||||
// "buffer" space surrounding it (to allow calculation of e.g. reflection).
|
||||
|
||||
#ifndef CVU_F_H
|
||||
#define CVU_F_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
#include <limits.h>
|
||||
|
||||
typedef int16_t cvu_f; // 10.6 fixed-point type.
|
||||
|
||||
#define CVU_F_R 6
|
||||
|
||||
#define CVU_F_PI 201
|
||||
#define CVU_F_PI_2 100
|
||||
#define CVU_F_SQRT2 90
|
||||
#define CVU_F_SQRT1_2 45
|
||||
#define CVU_F_MIN INT16_MIN
|
||||
#define CVU_F_MAX INT16_MAX
|
||||
|
||||
// Convert integer to fixed-point
|
||||
#define CVU_F2I(l) ((l) >> CVU_F_R)
|
||||
|
||||
// Convert fixed-point to integer
|
||||
#define CVU_I2F(l) ((l) << CVU_F_R)
|
||||
|
||||
// Fixed-point multiplication
|
||||
extern cvu_f cvu_fmul2(cvu_f l, cvu_f r);
|
||||
|
||||
// Fixed-point division
|
||||
extern cvu_f cvu_fdiv2(cvu_f l, cvu_f r);
|
||||
|
||||
// Fixed-point sine
|
||||
extern cvu_f cvu_fsin(cvu_f x);
|
||||
|
||||
// Fixed-point cosine
|
||||
extern cvu_f cvu_fcos(cvu_f x);
|
||||
|
||||
// Fixed-point arcus tangens of x / y.
|
||||
extern cvu_f cvu_fatan2(cvu_f y, cvu_f x);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,122 @@
|
|||
#ifndef CVU_GRAPHICS_H
|
||||
#define CVU_GRAPHICS_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#include "cv_graphics.h"
|
||||
|
||||
#ifdef CV_SMS
|
||||
/*
|
||||
Copy n bytes of data from RAM at src to CRAM at dest.
|
||||
|
||||
This function is not reentrant!
|
||||
|
||||
The speed of this function depends on the active video mode
|
||||
and if the screen is active.
|
||||
*/
|
||||
extern void cvu_memtocmemcpy(cv_cmemp dest, const void * src, size_t n);
|
||||
#endif
|
||||
|
||||
/*
|
||||
Copy n bytes of data from RAM at src to VRAM at dest.
|
||||
|
||||
This function is not reentrant!
|
||||
|
||||
The speed of this function depends on the active video mode
|
||||
and if the screen is active.
|
||||
*/
|
||||
extern void cvu_memtovmemcpy(cv_vmemp dest, const void * src, size_t n);
|
||||
|
||||
/*
|
||||
Copy n bytes of data from VRAM at src to RAM at dest.
|
||||
|
||||
This function is not reentrant!
|
||||
|
||||
The speed of this function depends on the active video mode
|
||||
and if the screen is active.
|
||||
*/
|
||||
extern void cvu_vmemtomemcpy(void *dest, cv_vmemp src, size_t n);
|
||||
|
||||
/*
|
||||
Set n bytes of VRAM at dest to c.
|
||||
|
||||
This function is not reentrant!
|
||||
|
||||
The speed of this function depends on the active video mode
|
||||
and if the screen is active.
|
||||
*/
|
||||
extern void cvu_vmemset(cv_vmemp dest, int c, size_t n);
|
||||
|
||||
/*
|
||||
Write an octet to graphics memory at dest.
|
||||
|
||||
This function is not reentrant!
|
||||
*/
|
||||
extern void cvu_voutb(const uint8_t value, const cv_vmemp dest);
|
||||
|
||||
/*
|
||||
Read an octet from graphics memory at src.
|
||||
|
||||
This function is not reentrant!
|
||||
*/
|
||||
extern uint8_t cvu_vinb(const cv_vmemp src);
|
||||
|
||||
struct cvu_sprite
|
||||
{
|
||||
uint8_t y;
|
||||
uint8_t x;
|
||||
uint8_t name;
|
||||
uint8_t tag;
|
||||
};
|
||||
#ifdef CV_SMS
|
||||
struct cvu_sprite4
|
||||
{
|
||||
uint8_t y;
|
||||
uint8_t x;
|
||||
uint8_t name;
|
||||
};
|
||||
#endif
|
||||
|
||||
// Write sprite to display memory. Use the location of the sprite table as base. number should be in [0, 31].
|
||||
inline void cvu_set_sprite(const cv_vmemp base, uint_fast8_t number, const struct cvu_sprite *sprite)
|
||||
{
|
||||
cv_set_write_vram_address((base) + (number) * 0x4);
|
||||
cv_memtovmemcpy_slow((sprite), 4);
|
||||
}
|
||||
|
||||
// Write sprite to display memory (in mode 4). Use the location of the sprite table as base. number should be in [0, 63].
|
||||
#ifdef CV_SMS
|
||||
inline void cvu_set_sprite4(const cv_vmemp base, uint_fast8_t number, const struct cvu_sprite4 *sprite)
|
||||
{
|
||||
cvu_voutb(sprite->y, base + number);
|
||||
cv_set_write_vram_address(base + 0x80 + number * 2);
|
||||
cv_voutb(sprite->x);
|
||||
cv_voutb(sprite->name);
|
||||
}
|
||||
#endif
|
||||
|
||||
// Todo: is cvu_get_sprite needed?
|
||||
|
||||
// Set the x coordinate of the sprite's upper left corner. x will be clamped to [-32, 255]
|
||||
extern void cvu_set_sprite_x(struct cvu_sprite *sprite, int x) __preserves_regs(d, e);
|
||||
|
||||
extern int cvu_get_sprite_x(const struct cvu_sprite *sprite) __preserves_regs(b, c, d, e);
|
||||
|
||||
// Set the y coordinate of the sprite's upper left corner. y will be clamped to [-32, 207]
|
||||
extern void cvu_set_sprite_y(struct cvu_sprite *sprite, int y) __preserves_regs(d, e);
|
||||
|
||||
extern int cvu_get_sprite_y(const struct cvu_sprite *sprite) __preserves_regs(d, e);
|
||||
|
||||
// Set them both at once.
|
||||
extern void cvu_set_sprite_xy(struct cvu_sprite *sprite, int x, int y);
|
||||
|
||||
// Set the sprite's color.
|
||||
inline void cvu_set_sprite_color(struct cvu_sprite *sprite, enum cv_color color)
|
||||
{
|
||||
sprite->tag = (sprite->tag & 0x80) | color;
|
||||
}
|
||||
|
||||
extern enum cv_color cvu_get_sprite_color(struct cvu_sprite *sprite);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,15 @@
|
|||
#ifndef CVU_INPUT_H
|
||||
#define CVU_INPUT_H 1
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#include "cv_input.h"
|
||||
|
||||
// For the super action controllers this gives the spinner movement (total relative movement since last call, negative for left, positive for right)
|
||||
// For the roller controller this gives the ball movement (total relative as above).
|
||||
// Using this function will set a libvu-specific spint handler, so it is incompatible with using a custom spint handler.
|
||||
|
||||
int_fast8_t cvu_get_spinner(uint_fast8_t controller);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
@ -0,0 +1,45 @@
|
|||
#ifndef CVU_SOUND_H
|
||||
#define CVU_SOUND 1
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#include "cv_sound.h"
|
||||
|
||||
extern const uint16_t CVU_TUNING_ISO16_EQUAL[15]; // ISO 16 pitch (A at 440 Hz) with equal tuning.
|
||||
extern const uint16_t CVU_TUNING_SCIENTIFIC_EQUAL[15]; // Scientific pitch (C at 256 Hz) with equal tuning.
|
||||
|
||||
extern const uint8_t CVU_VOLUME_DEFAULT[4];
|
||||
|
||||
extern const uint16_t CVU_EMPTY_MUSIC;
|
||||
|
||||
// channel holds the channel that will be used to play the music.
|
||||
// volume is a pointer to an array of loudnesses in Dezibel for p, mp, mf, f.
|
||||
// tuning is a pointer to an arrays of frequency dividers for the halftones of oktave 0.
|
||||
// sixteenth_notes_per_second should explain itself.
|
||||
// notes is a pointer to the music in the following format:
|
||||
// Every note cosists of 16 bits. The most significant four mark the octave, the next 4
|
||||
// the halftone (0xf means pause) the next 4 bits give the absolute length. The next 2
|
||||
// give the relative length. the last 2 bits are the loudness.
|
||||
// The rest of the structure's members are for internal use by cvu_play_music().
|
||||
struct cvu_music
|
||||
{
|
||||
enum cv_soundchannel channel;
|
||||
const uint8_t *volume;
|
||||
const uint16_t *tuning;
|
||||
uint8_t sixteenth_notes_per_second;
|
||||
const uint16_t *notes;
|
||||
|
||||
uint16_t note_ticks_remaining;
|
||||
uint16_t pause_ticks_remaining;
|
||||
};
|
||||
|
||||
// This will initialize a cvu_music structure with default values for all
|
||||
// members except notes.
|
||||
extern void cvu_init_music(struct cvu_music *music);
|
||||
|
||||
// This function should be placed inside the vint handler or triggered by the vint handler.
|
||||
// It will return false once it is finished playing the music.
|
||||
extern bool cvu_play_music(struct cvu_music *restrict music);
|
||||
|
||||
#endif
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
|
|
@ -102,11 +102,19 @@ var PLATFORM_PARAMS = {
|
|||
data_size: 0x400,
|
||||
stack_end: 0x8000,
|
||||
extra_preproc_args: ['-I', '/share/include/coleco'],
|
||||
extra_link_args: ['-k', '/share/lib/coleco',
|
||||
'-l', 'libcv', '-l', 'libcvu', 'crt0.rel', //'/share/lib/coleco/crt0.rel',
|
||||
//'-l', 'comp.lib', '-l', 'cvlib.lib', '-l', 'getput.lib', '/share/lib/coleco/crtcv.rel',
|
||||
//'main.rel'
|
||||
],
|
||||
extra_link_args: ['-k', '/share/lib/coleco', '-l', 'libcv', '-l', 'libcvu', 'crt0.rel'],
|
||||
},
|
||||
'sg1000': {
|
||||
rom_start: 0x0000,
|
||||
code_start: 0x0100,
|
||||
rom_size: 0xc000,
|
||||
data_start: 0xc000,
|
||||
data_size: 0x400,
|
||||
stack_end: 0xe000,
|
||||
extra_preproc_args: ['-I', '.', '-D', 'CV_SMS'],
|
||||
extra_link_args: ['-k', '.', '-l', 'libcv-sms', '-l', 'libcvu-sms', 'crt0-sms.rel'],
|
||||
extra_link_files: ['libcv-sms.lib', 'libcvu-sms.lib', 'crt0-sms.rel', 'crt0-sms.lst'],
|
||||
extra_compile_files: ['cv.h','cv_graphics.h','cv_input.h','cv_sound.h','cv_support.h','cvu.h','cvu_c.h','cvu_compression.h','cvu_f.h','cvu_graphics.h','cvu_input.h','cvu_sound.h'],
|
||||
},
|
||||
'nes': { //TODO
|
||||
define: '__NES__',
|
||||
|
|
@ -117,7 +125,7 @@ var PLATFORM_PARAMS = {
|
|||
'-D', 'NES_CHR_BANKS=0', // TODO: >0 doesn't seem to work
|
||||
'-D', 'NES_MIRRORING=0',
|
||||
],
|
||||
extrafiles: ['crt0.o'],
|
||||
extra_link_files: ['crt0.o'],
|
||||
},
|
||||
'nes-conio': {
|
||||
cfgfile: 'nes.cfg',
|
||||
|
|
@ -302,9 +310,8 @@ function populateFiles(step:BuildStep, fs, options?:BuildOptions) {
|
|||
}
|
||||
}
|
||||
|
||||
function populateExtraFiles(step:BuildStep, fs) {
|
||||
function populateExtraFiles(step:BuildStep, fs, extrafiles) {
|
||||
// TODO: cache extra files
|
||||
var extrafiles = step.params.extrafiles;
|
||||
if (extrafiles) {
|
||||
for (var i=0; i<extrafiles.length; i++) {
|
||||
var xfn = extrafiles[i];
|
||||
|
|
@ -824,7 +831,7 @@ function linkLD65(step:BuildStep) {
|
|||
var cfgfile = '/' + platform + '.cfg';
|
||||
setupFS(FS, '65-'+platform.split('-')[0]);
|
||||
populateFiles(step, FS);
|
||||
populateExtraFiles(step, FS);
|
||||
populateExtraFiles(step, FS, params.extra_link_files);
|
||||
var libargs = params.libargs;
|
||||
var args = ['--cfg-path', '/share/cfg',
|
||||
'--lib-path', '/share/lib',
|
||||
|
|
@ -955,6 +962,8 @@ function parseIHX(ihx, rom_start, rom_size) {
|
|||
}
|
||||
} else if (rectype == 1) {
|
||||
return output;
|
||||
} else {
|
||||
console.log(s); // unknown record type
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -1048,6 +1057,7 @@ function linkSDLDZ80(step:BuildStep)
|
|||
var FS = LDZ80['FS'];
|
||||
setupFS(FS, 'sdcc');
|
||||
populateFiles(step, FS);
|
||||
populateExtraFiles(step, FS, params.extra_link_files);
|
||||
// TODO: coleco hack so that -u flag works
|
||||
if (step.platform.startsWith("coleco")) {
|
||||
FS.writeFile('crt0.rel', FS.readFile('/share/lib/coleco/crt0.rel', {encoding:'utf8'}));
|
||||
|
|
@ -1062,9 +1072,11 @@ function linkSDLDZ80(step:BuildStep)
|
|||
if (params.extra_link_args)
|
||||
args.push.apply(args, params.extra_link_args);
|
||||
args.push.apply(args, step.args);
|
||||
//console.log(args);
|
||||
execMain(step, LDZ80, args);
|
||||
var hexout = FS.readFile("main.ihx", {encoding:'utf8'});
|
||||
var mapout = FS.readFile("main.noi", {encoding:'utf8'});
|
||||
//console.log(mapout);
|
||||
putWorkFile("main.ihx", hexout);
|
||||
putWorkFile("main.noi", mapout);
|
||||
// return unchanged if no files changed
|
||||
|
|
@ -1096,7 +1108,7 @@ function linkSDLDZ80(step:BuildStep)
|
|||
}
|
||||
}
|
||||
return {
|
||||
output:parseIHX(hexout, params.rom_start?params.rom_start:params.code_start, params.rom_size),
|
||||
output:parseIHX(hexout, params.rom_start!==undefined?params.rom_start:params.code_start, params.rom_size),
|
||||
listings:listings,
|
||||
errors:errors,
|
||||
symbolmap:symbolmap,
|
||||
|
|
@ -1196,6 +1208,7 @@ function preprocessMCPP(step:BuildStep) {
|
|||
var FS = MCPP['FS'];
|
||||
setupFS(FS, 'sdcc'); // TODO: toolname
|
||||
populateFiles(step, FS);
|
||||
populateExtraFiles(step, FS, params.extra_compile_files);
|
||||
// TODO: make configurable by other compilers
|
||||
var args = [
|
||||
"-D", "__8BITWORKSHOP__",
|
||||
|
|
|
|||
|
|
@ -162,10 +162,15 @@ describe('Worker', function() {
|
|||
compile('sdcc', csource, 'sound_williams-z80', done, 16384, 6, 0);
|
||||
});
|
||||
it('should compile coleco skeleton', function(done) {
|
||||
// TODO: can't do skeleton b/c of dependencies
|
||||
var csource = ab2str(fs.readFileSync('presets/coleco/text.c'));
|
||||
compile('sdcc', csource, 'coleco', done, 32768, 15, 0);
|
||||
});
|
||||
/* TODO: load extra files
|
||||
it('should compile sg1000 skeleton', function(done) {
|
||||
var csource = ab2str(fs.readFileSync('presets/sg1000/text.c'));
|
||||
compile('sdcc', csource, 'sg1000', done, 32768, 15, 0);
|
||||
});
|
||||
*/
|
||||
it('should compile verilog example', function(done) {
|
||||
var csource = ab2str(fs.readFileSync('presets/verilog/lfsr.v'));
|
||||
var msgs = [{code:csource, platform:"verilog", tool:"verilator", dependencies:[], path:'main.v'}];
|
||||
|
|
|
|||
Loading…
Reference in New Issue