Moved PDP-11 console I/O to SerialPort component
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Jeff
Jeff Parsons
parent
7923529aee
commit
d90d10ea52
15 changed files with 1241 additions and 561 deletions
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@ -60,14 +60,6 @@ function DevicePDP11(parmsDevice)
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Component.call(this, "Device", parmsDevice, DevicePDP11);
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this.sDeviceName = parmsDevice['name'];
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this.tty = {
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rbuf: [],
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rcsr: 0,
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xcsr: PDP11.DL11.XCSR.READY,
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delCode: 127,
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del: 0
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};
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this.display = {
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data: 0,
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address: 0,
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@ -268,67 +260,6 @@ DevicePDP11.prototype.writeMMR0 = function(data, addr)
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this.display.misc = (this.display.misc & ~7) | idx;
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};
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/**
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* readRCSR(addr)
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*
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* @this {DevicePDP11}
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* @param {number} addr (eg, PDP11.UNIBUS.RCSR or 177560)
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* @return {number}
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*/
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DevicePDP11.prototype.readRCSR = function(addr)
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{
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return this.tty.rcsr;
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};
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/**
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* writeRCSR(data, addr)
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*
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* @this {DevicePDP11}
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* @param {number} data
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* @param {number} addr (eg, PDP11.UNIBUS.RCSR or 177560)
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*/
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DevicePDP11.prototype.writeRCSR = function(data, addr)
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{
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this.tty.rcsr = (this.tty.rcsr & 0x80) | (data & ~0x80);
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};
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/**
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* readXCSR(addr)
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*
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* @this {DevicePDP11}
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* @param {number} addr (eg, PDP11.UNIBUS.XCSR or 177564)
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* @return {number}
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*/
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DevicePDP11.prototype.readXCSR = function(addr)
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{
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return this.tty.xcsr;
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};
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/**
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* writeXCSR(data, addr)
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*
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* @this {DevicePDP11}
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* @param {number} data
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* @param {number} addr (eg, PDP11.UNIBUS.XCSR or 177564)
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*/
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DevicePDP11.prototype.writeXCSR = function(data, addr)
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{
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/*
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* If the device is READY, and INT_ENABLE is transitioning to *set*, then generate an interrupt.
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*/
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if ((this.tty.xcsr & (PDP11.DL11.XCSR.READY | PDP11.DL11.XCSR.INT_ENABLE)) == PDP11.DL11.XCSR.READY && (data & PDP11.DL11.XCSR.INT_ENABLE)) {
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var device = this;
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this.cpu.interrupt(PDP11.DL11.DELAY, PDP11.DL11.PRI, PDP11.DL11.VEC, function() {
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device.tty.xcsr |= PDP11.DL11.XCSR.READY;
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return !!(device.tty.xcsr & PDP11.DL11.XCSR.INT_ENABLE);
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});
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}
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/*
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* In any event, propagate all bits from data *except* for READY.
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*/
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this.tty.xcsr = (this.tty.xcsr & PDP11.DL11.XCSR.READY) | (data & ~PDP11.DL11.XCSR.READY);
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};
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/**
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* readPSW(addr)
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*
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@ -924,8 +855,6 @@ DevicePDP11.prototype.writeData = function(meta, block, address, count)
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DevicePDP11.prototype.reset = function()
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{
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this.display.misc = (this.display.misc & ~0x77) | 0x14; // kernel 16 bit
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this.tty.rcsr = 0;
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this.tty.xcsr = 0x80; /*0200*/
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this.kw11.lks = 0;
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this.rk11.rkcs = 0x80; /*0200*/
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this.rl11.csr = 0x80;
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@ -1110,7 +1039,7 @@ DevicePDP11.prototype.access = function(physicalAddress, data, byteFlag)
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}
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break;
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case 0x3FFF40: /*017777500*/ // 017777500 - 017777577
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var tty = this.tty;
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// var tty = this.tty;
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var kw11 = this.kw11;
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switch (physicalAddress & ~1) {
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case 0x3FFF7E: /*017777576*/ // MMR2
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@ -1155,44 +1084,44 @@ DevicePDP11.prototype.access = function(physicalAddress, data, byteFlag)
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if (result >= 0) this.display.data = result;
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}
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break;
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case 0x3FFF76: /*017777566*/ // console xbuf
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if (data >= 0) {
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data &= 0x7f;
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if (data) {
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switch (data) {
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case 0:
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case 0xD: /*015*/
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/*
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if (document.forms.console.line.value.length > 9000) {
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document.forms.console.line.value = document.forms.console.line.value.substring(document.forms.console.line.value.length - 8192);
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}
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*/
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break;
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case 0x8: /*010*/
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/*
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if (!tty.del) {
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document.forms.console.line.value = document.forms.console.line.value.substring(0, document.forms.console.line.value.length - 1);
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}
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*/
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break;
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default:
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/*
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document.forms.console.line.value += String.fromCharCode(data);
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if (data == 0x0A) {
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document.forms.console.line.scrollTop = document.forms.console.line.scrollHeight;
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}
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*/
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}
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tty.del = 0;
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}
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tty.xcsr &= ~0x80; /*0200*/
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cpu.interrupt(100, 4, 0x34, /*064*/ function() {
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tty.xcsr |= 0x80; /*0200*/
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return !!(tty.xcsr & 0x40); /*0100*/
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});
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}
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result = 0;
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break;
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// case 0x3FFF76: /*017777566*/ // console xbuf
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// if (data >= 0) {
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// data &= 0x7f;
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// if (data) {
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// switch (data) {
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// case 0:
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// case 0xD: /*015*/
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// /*
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// if (document.forms.console.line.value.length > 9000) {
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// document.forms.console.line.value = document.forms.console.line.value.substring(document.forms.console.line.value.length - 8192);
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// }
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// */
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// break;
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// case 0x8: /*010*/
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// /*
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// if (!tty.del) {
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// document.forms.console.line.value = document.forms.console.line.value.substring(0, document.forms.console.line.value.length - 1);
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// }
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// */
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// break;
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// default:
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// /*
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// document.forms.console.line.value += String.fromCharCode(data);
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// if (data == 0x0A) {
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// document.forms.console.line.scrollTop = document.forms.console.line.scrollHeight;
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// }
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// */
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// }
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// tty.del = 0;
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// }
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// tty.xcsr &= ~0x80; /*0200*/
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// cpu.interrupt(100, 4, 0x34, /*064*/ function() {
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// tty.xcsr |= 0x80; /*0200*/
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// return !!(tty.xcsr & 0x40); /*0100*/
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// });
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// }
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// result = 0;
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// break;
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// case 0x3FFF74: /*017777564*/ // console xcsr
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// if (data < 0) {
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// result = tty.xcsr;
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@ -1209,29 +1138,29 @@ DevicePDP11.prototype.access = function(physicalAddress, data, byteFlag)
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// }
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// }
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// break;
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case 0x3FFF72: /*017777562*/ // console rbuf
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result = 0;
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if (data < 0) {
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tty.rcsr &= ~0x80; /*0200*/
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if (tty.rbuf.length > 0) {
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result = tty.rbuf.shift();
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if (tty.rbuf.length > 0) {
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setTimeout(function() {
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tty.rcsr |= 0x80; /*0200*/
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if (tty.rcsr & 0x40) /*0100*/ cpu.interrupt(40, 4, 0x30) /*060*/;
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}, 50);
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}
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}
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}
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break;
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case 0x3FFF70: /*017777560*/ // console rcsr
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if (data < 0) {
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result = tty.rcsr;
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} else {
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result = this.insertData(tty.rcsr, physicalAddress, data, byteFlag);
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if (result >= 0) tty.rcsr = (tty.rcsr & 0x80) /*0200*/ | (result & ~0x80) /*0200*/;
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}
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break;
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// case 0x3FFF72: /*017777562*/ // console rbuf
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// result = 0;
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// if (data < 0) {
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// tty.rcsr &= ~0x80; /*0200*/
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// if (tty.rbuf.length > 0) {
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// result = tty.rbuf.shift();
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// if (tty.rbuf.length > 0) {
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// setTimeout(function() {
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// tty.rcsr |= 0x80; /*0200*/
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// if (tty.rcsr & 0x40) /*0100*/ cpu.interrupt(40, 4, 0x30) /*060*/;
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// }, 50);
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// }
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// }
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// }
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// break;
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// case 0x3FFF70: /*017777560*/ // console rcsr
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// if (data < 0) {
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// result = tty.rcsr;
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// } else {
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// result = this.insertData(tty.rcsr, physicalAddress, data, byteFlag);
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// if (result >= 0) tty.rcsr = (tty.rcsr & 0x80) /*0200*/ | (result & ~0x80) /*0200*/;
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// }
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// break;
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// case 0x3FFF66: /*017777546*/ // kw11.lks
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// if (data < 0) {
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// result = kw11.lks;
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@ -1539,8 +1468,6 @@ DevicePDP11.prototype.access = function(physicalAddress, data, byteFlag)
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*/
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DevicePDP11.UNIBUS_IOTABLE = {
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[PDP11.UNIBUS.LKS]: /* 177546 */ [null, null, DevicePDP11.prototype.readLKS, DevicePDP11.prototype.writeLKS, "LKS"],
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[PDP11.UNIBUS.RCSR]: /* 177560 */ [null, null, DevicePDP11.prototype.readRCSR, DevicePDP11.prototype.writeRCSR, "RCSR"],
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[PDP11.UNIBUS.XCSR]: /* 177564 */ [null, null, DevicePDP11.prototype.readXCSR, DevicePDP11.prototype.writeXCSR, "XCSR"],
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[PDP11.UNIBUS.MMR0]: /* 177572 */ [null, null, DevicePDP11.prototype.readMMR0, DevicePDP11.prototype.writeMMR0, "MMR0"],
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[PDP11.UNIBUS.PSW]: /* 177776 */ [null, null, DevicePDP11.prototype.readPSW, DevicePDP11.prototype.writePSW, "PSW"]
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};
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