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Added new RL11 component (work-in-progress)

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Jeff Parsons 2016-10-24 16:28:48 -07:00 • committed by Jeff Parsons
commit 9e480d7574
24 changed files with 2760 additions and 585 deletions
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modules/pdp11/lib/rk11.js
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/**
* @fileoverview Implements RK11 device support.
* @author <a href="mailto:Jeff@pcjs.org">Jeff Parsons</a>
* @copyright © Jeff Parsons 2012-2016
*
* This file is part of PCjs, a computer emulation software project at <http://pcjs.org/>.
*
* It has been adapted from the JavaScript PDP 11/70 Emulator v1.4 written by Paul Nankervis
* (paulnank@hotmail.com) as of September 2016 at <http://skn.noip.me/pdp11/pdp11.html>. This code
* may be used freely provided the original authors are acknowledged in any modified source code.
*
* PCjs is free software: you can redistribute it and/or modify it under the terms of the
* GNU General Public License as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* PCjs is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with PCjs. If not,
* see <http://www.gnu.org/licenses/gpl.html>.
*
* You are required to include the above copyright notice in every modified copy of this work
* and to display that copyright notice when the software starts running; see COPYRIGHT in
* <http://pcjs.org/modules/shared/lib/defines.js>.
*
* Some PCjs files also attempt to load external resource files, such as character-image files,
* ROM files, and disk image files. Those external resource files are not considered part of PCjs
* for purposes of the GNU General Public License, and the author does not claim any copyright
* as to their contents.
*/
"use strict";
if (NODE) {
var web = require("../../shared/lib/weblib");
var Component = require("../../shared/lib/component");
var State = require("../../shared/lib/state");
var BusPDP11 = require("./bus");
}
/**
* RK11(parmsDevice)
*
* @constructor
* @extends Component
* @param {Object} parmsRK11
*/
function RK11(parmsRK11)
{
Component.call(this, "RK11", parmsRK11, RK11);
this.rkds = 0x9C0;/*04700*/ // 017777400 Drive Status
this.rker = 0; // 017777402 Error Register
this.rkcs = 0x80; /*0200*/ // 017777404 Control Status
this.rkwc = 0; // 017777406 Word Count
this.rkba = 0; // 017777410 Bus Address
this.rkda = 0; // 017777412 Disk Address
this.rkdb = 0; // 017777416 Data Buffer
this.meta = [];
this.TRACKS = [406, 406, 406, 406];
this.SECTORS = [12, 12, 12, 12];
}
Component.subclass(RK11);
/**
* initBus(cmp, bus, cpu, dbg)
*
* @this {DevicePDP11}
* @param {ComputerPDP11} cmp
* @param {BusPDP11} bus
* @param {CPUStatePDP11} cpu
* @param {DebuggerPDP11} dbg
*/
RK11.prototype.initBus = function(cmp, bus, cpu, dbg)
{
this.bus = bus;
this.cpu = cpu;
this.dbg = dbg;
this.setReady();
};
if (NODE) module.exports = RK11;