8bitworkshop/src/platform/astrocade.ts

import { BallyAstrocade } from "../machine/astrocade";
import { BaseZ80MachinePlatform } from "../common/baseplatform";
import { Platform } from "../common/baseplatform";
import { PLATFORMS } from "../common/emu";

// http://metopal.com/projects/ballybook/doku.php

const ASTROCADE_PRESETS = [
  { id: '01-helloworlds.asm', name: 'Hello World (ASM)' },
  { id: '02-telephone.asm', name: 'Telephone (ASM)' },
  { id: '03-horcbpal.asm', name: 'Paddle Demo (ASM)' },
  { id: 'hello.c', name: 'Hello Graphics' },
  { id: 'lines.c', name: 'Lines' },
  { id: 'sprites.c', name: 'Sprites' },
  { id: 'vsync.c', name: 'Sprites w/ VSYNC' },
  { id: 'fastsprites.c', name: 'Fast Sprites' },
  { id: 'music.c', name: 'Music' },
  { id: 'rotate.c', name: 'Rotate Op' },
  { id: 'rainbow.c', name: 'Rainbow' },
  { id: 'cosmic.c', name: 'Cosmic Impalas Game' },
  { id: 'racing.c', name: 'Pseudo 3-D Racing Game' },
];

const ASTROCADE_BIOS_PRESETS = [
  { id: 'bios.c', name: 'BIOS' },
];

class BallyAstrocadePlatform extends BaseZ80MachinePlatform<BallyAstrocade> implements Platform {

  newMachine()          { return new BallyAstrocade(false); }
  getPresets()          { return ASTROCADE_PRESETS; }
  getDefaultExtension() { return ".c"; };
  readAddress(a)        { return this.machine.read(a); }
  getMemoryMap = function() { return { main:[
      {name:'BIOS',start:0x0,size:0x2000,type:'rom'},
      //{name:'Cart ROM',start:0x2000,size:0x2000,type:'rom'},
      //{name:'Magic RAM',start:0x0,size:0x4000,type:'ram'},
      {name:'Screen RAM',start:0x4000,size:0x1000,type:'ram'},
      {name:'BIOS Variables',start:0x4fce,size:0x5000-0x4fce,type:'ram'},
  ] } };
  showHelp(tool:string, ident:string) {
    window.open("https://8bitworkshop.com/blog/platforms/astrocade/", "_help"); // TODO
  }
}

class BallyAstrocadeBIOSPlatform extends BallyAstrocadePlatform implements Platform {

  getPresets()          { return ASTROCADE_BIOS_PRESETS; }
  loadROM(title,rom)    { this.machine.loadBIOS(rom); }

}

class BallyArcadePlatform extends BallyAstrocadePlatform implements Platform {

  newMachine()          { return new BallyAstrocade(true); }

  getMemoryMap = function() { return { main:[
      {name:'Magic RAM',start:0x0,size:0x4000,type:'ram'},
      {name:'Screen RAM',start:0x4000,size:0x4000,type:'ram'},
  ] } };
}

PLATFORMS['astrocade'] = BallyAstrocadePlatform;
PLATFORMS['astrocade-bios'] = BallyAstrocadeBIOSPlatform;
PLATFORMS['astrocade-arcade'] = BallyArcadePlatform;