80 lines
1.5 KiB
JavaScript
Executable file
80 lines
1.5 KiB
JavaScript
Executable file
#!/bin/env node
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"use strict";
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var fs = require("fs");
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var V86Starter = require("../build/libv86.js").V86Starter;
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function readfile(path)
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{
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return new Uint8Array(fs.readFileSync(path)).buffer;
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}
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console.log("Use F2 to save the state and F3 to restore.");
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var bios = readfile(__dirname + "/../bios/seabios.bin");
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var linux = readfile(__dirname + "/../images/linux.iso");
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process.stdin.setRawMode(true);
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process.stdin.resume();
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process.stdin.setEncoding("utf8");
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var emulator = new V86Starter({
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bios: { buffer: bios },
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cdrom: { buffer: linux },
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autostart: true,
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});
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emulator.add_listener("serial0-output-char", function(chr)
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{
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if(!booted)
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{
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var now = Date.now();
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console.log("Took %dms to boot", now - boot_start);
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booted = true;
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}
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process.stdout.write(chr);
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});
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console.log("Now booting, please stand by ...");
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var boot_start = Date.now();
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var booted = false;
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var state;
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process.stdin.on("data", function(c)
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{
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if(c === "\u0003")
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{
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// ctrl c
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process.exit();
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}
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else if(c === "\x1b\x4f\x51")
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{
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// f2
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emulator.save_state(function(err, s)
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{
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console.log("--- Saved ---");
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if(err)
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{
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throw err;
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}
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state = s;
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});
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}
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else if(c === "\x1b\x4f\x52")
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{
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// f3
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if(state)
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{
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console.log("--- Restored ---");
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emulator.restore_state(state);
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}
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}
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else
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{
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emulator.serial0_send(c);
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}
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});
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