I created a new debian image with the tools provided here. and when I modified the deb

<div class="highlight highlight-text-html-basic notranslate position-relative overflow-auto" dir="au

Can't get serial output for Debian image. about v86 HOT 1 CLOSED

has12zen commented on June 29, 2024

Can't get serial output for Debian image.

from v86.

Comments (1)

has12zen commented on June 29, 2024

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Debian Emulator</title>
    <script src="./emulator/libv86-debug.js"></script>
</head>
<body>
    <div id="screen_container">
        <div style="white-space: pre; font: 14px monospace; line-height: 14px"></div>
        <canvas style="display: none"></canvas>
    </div>

    <div>
        <input type="text" id="code_input" placeholder="Type your code here" style="width: 400px;">
        <button id="run_button">Run</button>
    </div>

    <div>
        <pre id="status">Wait for boot...</pre>
        <pre id="output"></pre>
    </div>

    <script>
    "use strict";

    window.onload = function() {
        var emulator = new V86({
            wasm_path: "./emulator/v86-debug.wasm",
            memory_size: 512 * 1024 * 1024,
            vga_memory_size: 8 * 1024 * 1024,
            screen_container: document.getElementById("screen_container"),
            initial_state: { url: "./debina/debian-state-base.bin" },
            filesystem: { baseurl: "./debina/debian-9p-rootfs-flat/" },
            autostart: true,
            disable_keyboard: true,
            disable_mouse: true,
        });

        var data = "";
        var do_output = false;

        emulator.add_listener("serial0-output-byte", function(byte) {
            var char = String.fromCharCode(byte);
            if(char !== "\r") {
                data += char;
            }

            if(do_output) {
                document.getElementById("output").textContent += char;
            }

            if(data.endsWith("~# ")) {
                console.log("Now ready");
                document.getElementById("status").textContent = "Ready.\n";
                document.getElementById("run_button").disabled = false;
                do_output = false;
            }
        });

        document.getElementById("code_input").onkeydown = function(e) {
            if(e.which == 13 && e.ctrlKey) {
                document.getElementById("run_button").onclick();
            }
        };

        document.getElementById("run_button").onclick = function() {
            var code = document.getElementById("code_input").value;
            emulator.serial0_send(bashEscape(code) + "\n");
            document.getElementById("output").textContent = "";
            document.getElementById("status").textContent = "Running ...\n";
            this.disabled = true;
            do_output = true;
        };
    };

    function bashEscape(arg) {
        arg = arg.replace(/\t+/g, "");
        return "'" + arg.replace(/'+/g, function (val) {
            return "'" + val.replace(/'/g, "\\'") + "'";
        }) + "'";
    }
    </script>
</body>
</html>