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- <!doctype html>
- <title>Basic Emulator</title><!-- not BASIC! -->
- <script src="../build/libv86.js"></script>
- <script>
- "use strict";
- window.onload = function()
- {
- var start = Date.now();
- setInterval(function()
- {
- document.getElementById("time").textContent = Math.round((Date.now() - start) / 1000);
- }, 999);
- var emulator = new V86({
- wasm_path: "../build/v86.wasm",
- memory_size: 512 * 1024 * 1024,
- vga_memory_size: 8 * 1024 * 1024,
- screen_container: document.getElementById("screen_container"),
- bios: {
- url: "../bios/seabios.bin",
- },
- vga_bios: {
- url: "../bios/vgabios.bin",
- },
- initial_state: {
- url: "../images/arch_state.bin.zst",
- },
- filesystem: {
- baseurl: "../images/arch/",
- },
- autostart: true,
- });
- document.getElementById("status").textContent += ".";
- emulator.add_listener("emulator-ready", async function()
- {
- document.getElementById("status").textContent += ".";
- var code = "console.log(3 * 7);\n";
- var buffer = new Uint8Array(code.length);
- buffer.set(code.split("").map(function(chr) { return chr.charCodeAt(0); }));
- await emulator.create_file("/root/code.js", buffer);
- emulator.serial0_send("node /root/code.js > /root/out.txt 2> /root/out.txt\n");
- });
- var serial_out = "";
- emulator.add_listener("serial0-output-byte", async function(byte)
- {
- var chr = String.fromCharCode(byte);
- serial_out += chr;
- if(serial_out.endsWith("root@nyu"))
- {
- const data = await emulator.read_file("/root/out.txt");
- document.getElementById("output").textContent += String.fromCharCode.apply(this, data);
- }
- });
- }
- </script>
- <pre><span id=time></span> <span id=status></span></pre>
- <!-- A minimal structure for the ScreenAdapter defined in browser/screen.js -->
- <div id="screen_container">
- <div style="white-space: pre; font: 14px monospace; line-height: 14px"></div>
- <canvas style="display: none"></canvas>
- </div>
- <hr>
- <pre id=output></pre>
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