mirror of
https://github.com/sigmasternchen/Wish
synced 2025-03-15 07:28:56 +00:00
95 lines
2.9 KiB
JavaScript
95 lines
2.9 KiB
JavaScript
var BIOS = function() {
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}
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BIOS.logo = "\033[32m" +
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" .__ .__ \n" +
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"__ _ _|__| _____| |__ \n" +
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"\\ \\/ \\/ / |/ ___/ | \\ \n" +
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" \\ /| |\\___ \\| Y \\\n" +
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" \\/\\_/ |__/____ >___| /\n" +
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" \\/ \\/ \033[31mBIOS\033[0m\n";
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BIOS.hdds;
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BIOS.lastKey;
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BIOS.tickid;
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BIOS.state;
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BIOS.bootDevice;
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BIOS.init = function() {
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console.log("BIOS: init");
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BIOS.lastKey = 0;
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console.log("BIOS: register key interrupt");
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Emulator.interrupts['key'] = BIOS.key;
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}
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BIOS.main = function() {
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console.log("BIOS: main");
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console.log("BIOS: register 100ms-timer");
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BIOS.tickid = Emulator.registerTimer(100, BIOS.tick);
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console.log("BIOS: get hdds");
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BIOS.hdds = Emulator.Devices.getHarddisks();
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var text = BIOS.logo + "\n" +
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"Keyboard: found at name=" + Emulator.input.name + "\n" +
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"Monitor: found at id=" + Emulator.Output.screen.parentElement.id + "\n\n" +
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"Harddisks: \n";
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for (var i = 0; i < BIOS.hdds.length; i++) {
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text += " " + i + ": "+ BIOS.hdds[i].name + "\n";
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}
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Emulator.output(text);
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if (BIOS.hdds.length == 0) {
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Emulator.output("No harddisks found. Please insert a bootable device and restart the computer..\n\n");
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Emulator.output("\033[31msystem halt\033[0m");
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console.log("BIOS: remove all event handlers");
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Emulator.interrupts = new Array();
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Emulator.unregisterTimer(BIOS.tickid);
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return;
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}
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if (BIOS.hdds.length > 1) {
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Emulator.output("\nPlease select booting device by pressing the device nr. ");
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BIOS.state = 0;
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} else {
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BIOS.state = 1;
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}
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}
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BIOS.key = function(keycode) {
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BIOS.lastKey = keycode;
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}
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BIOS.tick = function() {
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switch(BIOS.state) {
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case 0:
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if (isNumber(KeyCodes.normalKey(BIOS.lastKey))) {
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if (BIOS.hdds[BIOS.bootDevice = parseInt(KeyCodes.normalKey(BIOS.lastKey))])
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BIOS.state = 2;
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}
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break;
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case 1:
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BIOS.bootDevice = 0;
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BIOS.state = 2;
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break;
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case 2:
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Emulator.output("\n\nSearching for MBR on " + BIOS.hdds[BIOS.bootDevice].name + "...\n");
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if (!(mbr = BIOS.hdds[BIOS.bootDevice].mbr)) {
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console.log(mbr);
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Emulator.output("No MBR found. Please insert a bootable device and restart the computer...\n\n");
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Emulator.output("\033[31msystem halt\033[0m");
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console.log("BIOS: remove all event handlers");
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Emulator.interrupts = new Array();
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Emulator.unregisterTimer(BIOS.tickid);
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}
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Emulator.Request.include(BIOS.hdds[BIOS.bootDevice].name + "/" + mbr + "/init.js", BIOS.load);
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BIOS.state = 3;
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break;
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default:
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break;
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}
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}
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BIOS.load = function() {
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console.log("BIOS: stop BIOS");
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console.log("BIOS: remove all event handlers");
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Emulator.interrupts = new Array();
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Emulator.unregisterTimer(BIOS.tickid);
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console.log("BIOS: start MBR");
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try {
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MBR.main(BIOS.hdds[BIOS.bootDevice]);
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} catch (exception) {
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console.dir(exception);
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Emulator.output("MBR is not bootable. Please insert a bootable device and restart the computer...\n\n");
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Emulator.output("\033[31msystem halt\033[0m");
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}
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}
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