pcjs/versions/pdpjs/1.30.5/pdp11.js

(function(){/*
 http://pcjs.org/modules/shared/lib/diskapi.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/shared/lib/dumpapi.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/shared/lib/reportapi.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/shared/lib/userapi.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/shared/lib/keys.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/shared/lib/strlib.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/shared/lib/usrlib.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/shared/lib/weblib.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/messages.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/shared/lib/debugger.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/debugger.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/shared/lib/embed.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/shared/lib/defines.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/shared/lib/component.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/defines.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/panel.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/bus.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/device.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/memory.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/cpu.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/cpustate.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/cpuops.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/rom.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/ram.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/keyboard.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/serialport.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/pc11.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/disk.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/rk11.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/rl11.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/pdp11/lib/computer.js (C) Jeff Parsons 2012-2016
 http://pcjs.org/modules/shared/lib/state.js (C) Jeff Parsons 2012-2016
*/
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function Ff(a,b,c,d,e){var f=c;if(a.h)return!0;a.ra=b;a.ea=c;a.Qb=t(c);a.h=e;a.i=a.controller;if(d){var g=new FileReader;g.onload=function(){var b=g.result,c,d=b?b.byteLength:0,e=ia[d];if(e){a.K=e[0];a.O=e[1];a.N=e[2];a.U=e[3]||512;c=a.U>>2;var f=e=0,b=new DataView(b,0,d);a.a=Array(a.K);for(d=0;d<a.a.length;d++)for(var v=a.a[d]=Array(a.O),A=0;A<v.length;A++)for(var xa=v[A]=Array(a.N),ya=0;ya<xa.length;ya++){for(var ac=Ef(null,d,A,ya+1,a.U,0),pg=ac.data,pc=0;pc<c;pc++,f+=4)var qg=pg[pc]=b.getInt32(f,
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function Gf(a,b,c,d){var e=null;a.c=!1;var f=0>d&&a.m&&!a.m.o.P;if(d)a.controller.C('Unable to load disk "'+a.ra+'" (error '+d+": "+b+")",f);else{Ta(a.controller.Ba,b,c);try{if(0<t(a.Qb,!0).toLowerCase().indexOf("-readonly"))a.c=!0;else{var g=c.indexOf("\n");0<g&&1024>g&&0<c.substring(0,g).indexOf("write-protected")&&(a.c=!0)}var k;"<"==c.substr(0,1)?k=["Missing disk image: "+a.ra]:k=0>c.indexOf("0x")&&'["'!=c.substr(0,2)?JSON.parse(c.replace(/([a-z]+):/gm,'"$1":').replace(/\/\/[^\n]*/gm,"")):eval("("+
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h.seek=function(a,b,c,d,e){d=null;var f=this.f,g=this.a[a];if(g){var k=g[b];if(!k&&f.Dc&&b<f.O)for(k=g[b]=Array(f.Yb),g=0;g<k.length;g++)k[g]=Ef(null,a,b,g+1,f.Mb,0);if(k){for(g=0;g<k.length;g++)if(k[g]&&k[g].sector==c){d=k[g];break}!d&&f.Dc&&9==f.Gb&&(d=k[g]=Ef(null,a,b,f.Gb,f.Mb,0))}}e&&e(d,!1);return d};function Hf(a,b){for(var c=0,d=a.length>>2,e=Array(d),f=0;f<d;f++)e[f]=b[c]|b[c+1]<<8|b[c+2]<<16|b[c+3]<<24,c+=4;a.data=e}
h.read=function(a,b){var c=-1;if(a&&b<a.length)var c=a.data,d=b>>2,c=(d<c.length?c[d]:a.pattern)>>((b&3)<<3)&255;return c};h.write=function(a,b,c){if(this.c)return!1;if(b<a.length){if(c!=this.read(a,b,!0)){var d=a.data,e=a.pattern,f=b>>2;b=(b&3)<<3;for(var g=d.length;g<=f;g++)d[g]=e;a.ha?f<a.ta?(a.ha+=a.ta-f,a.ta=f):f>=a.ta+a.ha&&(a.ha+=f-(a.ta+a.ha)+1):(a.ta=f,a.ha=1);d[f]=d[f]&~(255<<b)|c<<b}return!0}return null};
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h.save=function(){var a=0,b=[];b[a++]=[this.ea,this.b,this.K,this.O,this.N,this.U];if(!this.c)for(var c=this.a,d=0;d<c.length;d++)for(var e=0;e<c[d].length;e++)for(var f=0;f<c[d][e].length;f++){var g=c[d][e][f];if(g&&g.ha){for(var k=[],l=0,n=g.ta,p=g.ta+g.ha;n<p;)k[l++]=g.data[n++];b[a++]=[d,e,f,g.ta,k]}}return b};
h.restore=function(a){var b=0,c="unsupported restore format";if(a&&0<a.length){var d=0,e=a[d++];e&&2<=e.length&&(!this.a.length&&6<=e.length?Df(this,"local",e[2],e[3],e[4],e[5]):null!=e[1]&&null!=this.b&&e[1]!=this.b&&(c="original checksum ("+e[1]+") differs from current checksum ("+this.b+")",b=-2));for(this.a.length||(b=-1);d<a.length&&0<=b;){var f=0,g=a[d++],k=g[f++],l=g[f++],n=g[f++];if(k>=this.a.length||l>=this.a[k].length||n>=this.a[k][l].length){c="sector (CHS="+k+":"+l+":"+n+") out of range ("+
b+" changes applied)";b=-1;break}if(this.c){c="unable to modify write-protected disk";b=-1;break}e=g[f++];f=g[f++];g=e+f.length;if(k=this.a[k][l][n]){for(l=k.data.length;l<e;)k.data[l++]=k.pattern;l=0;k.ta=e;for(k.ha=f.length;e<g;)k.data[e++]=f[l++];b++}}}0>b&&-2!=b&&this.controller.C("Unable to restore disk '"+this.ra+": "+c);return b};
h.toJSON=function(){var a;a=0;for(var b;b=If(this,a++);)Lf(b);a=JSON.stringify(this.a,function(a,b){if("file"!=a)return b});a=a.replace(/,"length":512/gm,"").replace(/,"pattern":0/gm,"");a=a.replace(/"(sector|length|data|pattern)":/gm,"$1:");a=a.replace(/,"[^"]*":([0-9]+|true|false)/gm,"");a=a.replace(/(sector|length|data|pattern):/gm,'"$1":');return a=a.replace(/([\]}]),/gm,"$1,\n")};
function Lf(a){var b=a.data,c=b.length;if(c<<2==a.length){for(var d=c-1,e=b[d],f=0;d--&&b[d]===e;)f++;f++&&(b.length=c-f,a.pattern=e)}}function P(a){y.call(this,"RK11",a,P,65536);this.A=a.autoMount||{};this.j=0;this.c=Array(8);this.w=!Ba("Mobi")&&window&&"FileReader"in window}B(P);h=P.prototype;
h.ba=function(a,b,c){var d=this;switch(b){case "listDisks":return this.l[b]=c,c.onchange=function(){var a=d.l.descDisk,b=c.options[c.selectedIndex];if(a&&b){var g={};if(b=b.getAttribute("data-value"))try{g=eval("("+b+")")}catch(k){x("RK11 option error: "+k.message)}b=g.desc;void 0===b&&(b="");g=g.href;void 0!==g&&(b='<a href="'+g+'" target="_blank">'+b+"</a>");a.innerHTML=b}},!0;case "descDisk":case "listDrives":return this.l[b]=c,c.onchange=function(){var a=q(c.value);null!=a&&Mf(d,a)},!0;case "loadDrive":return this.l[b]=
c,c.onclick=function(){var a=d.l.listDisks;a&&Nf(d,a.options[a.selectedIndex].text,a.value)},!0;case "saveDrive":if(!this.w){c.parentNode.removeChild(c);break}this.l[b]=c;c.onclick=function(){var a=d.l.listDrives;a&&a.options&&d.c&&((a=d.c[q(a.value)||0])?(a=a.V)?(a=Ca(Kf(a),a.Qb.replace(".json",".img")),x(a)):d.C("No disk loaded in drive."):d.C("No disk drive selected."))};return!0;case "mountDrive":if(this.w)return this.l[b]=c,c.addEventListener("change",function(){var a=c.children[0];a.children[1].disabled=
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h.ia=function(a,b,c,d){this.m=a;this.h=b;this.a=c;this.G=d;if((a=yc(this.m,"autoMount"))&&"string"==typeof a)try{a=eval("("+a+")")}catch(f){x(this.type+" auto-mount error: "+f.message+" ("+a+")"),a=null}if(a)for(var e in a)e.substr(0,2)==this.type.substr(0,2)&&(this.A[e]=a[e]);Of(this);this.Ta=Zb(this.a,144,5,65536);fb(b,this,Pf);hb(b,this.reset.bind(this));Qf(this,"None","",!0);this.w&&Qf(this,"Local Disk","?");Qf(this,"Remote Disk","??");Rf(this)||G(this)};
h.ka=function(a,b){if(!b){if(!a||!this.restore){if(this.reset(),this.m.Lb){for(a=0;a<this.c.length;a++)Sf(this,a,!0);Rf(this,!0)}}else if(!this.restore(a))return!1;if(a=this.l.listDrives){for(;a.firstChild;)a.removeChild(a.firstChild);a.value="";for(b=0;8>b;b++){var c=document.createElement("option");c.value=b;c.text="RK"+b;a.appendChild(c)}a.value="0";Mf(this,0)}}return!0};h.ja=function(a){return a?this.save():!0};h.reset=function(){Of(this)};h.save=function(){return(new Q(this)).data()};
h.restore=function(a){return Of(this,a[0])};function Rf(a,b){b||(a.j=0);for(var c in a.A){var d=a.A[c],e=d.path||"",f;if(!(f=d.name))a:{if((f=a.l.listDisks)&&f.options)for(var g=0;g<f.options.length;g++){var k=f.options[g];if(k.value==e){f=k.text;break a}}f=t(e,!0)}if(e&&f&&(g=-1,c&&(g=c.charCodeAt(c.length-1)-48,0>g||9<g)&&(g=-1),0<=g&&g<a.c.length)){!Tf(a,g,f,e,!0)&&b&&G(a,!1);continue}a.C("Incorrect auto-mount settings for drive "+c+" ("+JSON.stringify(d)+")")}return!!a.j}
function Nf(a,b,c,d){var e=a.l.listDrives,e=e&&q(e.value);if(void 0===e||0>e||e>=a.c.length)a.C("Unable to load the selected drive");else if(c)if("?"==c)a.C('Use "Choose File" and "Mount" to select and load a local disk.');else{if("??"==c){c=window.prompt("Enter the URL of a remote disk image.","")||"";if(!c)return;b=t(c);a.status("Attempting to load "+c+' as "'+b+'"')}Tf(a,e,b,c,!1,d)}else Sf(a,e)}
function Tf(a,b,c,d,e,f){var g=-1,k=a.c[b];k.ea.toLowerCase()!=d.toLowerCase()&&(g++,Sf(a,b,!0),k.Ka?a.C("RK11 busy"):(k.Ka=!0,e&&(k.Ja=!0,a.j++),k.xa=!!f,Ff(new Bf(a,k,"preload"),c,d,f,a.tc)&&g++));return g}h.tc=function(a,b,c,d,e){a.Ka=!1;b&&(b.K>a.K||b.O>a.O)&&(this.C('Disk "'+c+'" too large for drive '+("RK"+a.La)),b=null);b?(a.V=b,a.ra=c,a.ea=d,this.C('Mounted disk "'+c+'" in drive '+("RK"+a.La),a.Ja||e),this.m&&Ec(this.m)):a.xa=!1;a.Ja&&(a.Ja=!1,--this.j||G(this));Mf(this,a.La)};
function Qf(a,b,c,d){if((a=a.l.listDisks)&&a.options){for(var e=0;e<a.options.length;e++)if(a.options[e].value==c)return;e=document.createElement("option");e.text=b;e.value=c;d&&a.childNodes[0]?a.insertBefore(e,a.childNodes[0]):a.appendChild(e)}}
function Mf(a,b){if(0<=b&&b<a.c.length){var c=a.c[b],d=a.l.listDisks;a=a.l.listDrives;if(d&&a&&d.options&&a.options&&(a=q(a.value),c=c.xa?"?":c.ea,!isNaN(a)&&a==b)){for(b=0;b<d.options.length;b++)if(d.options[b].value==c){d.selectedIndex!=b&&(d.selectedIndex=b);break}b==d.options.length&&(d.selectedIndex=0)}}}function Sf(a,b,c){var d=a.c[b];if(d.V||!1===c)d.ra="",d.ea="",d.V=null,d.xa=!1,c||(a.C("Drive RK"+b+" unloaded",c),Mf(a,b))}
function Of(a,b){var c=0;b||(b=[]);a.F=b[c++]||2496;a.i=b[c++]||0;a.b=b[c++]||128;a.u=b[c++]||0;a.s=b[c++]||0;a.f=b[c++]||0;a.B=b[c]||0;for(b=0;b<a.c.length;b++){var d=a.c[b];void 0===d&&(d=a.c[b]={});c=a;d.La=b;d.name=c.Aa;d.Ka=d.xa=!1;d.K=203;d.O=2;d.N=12;d.U=512;d.xb=!0;d.Ec=0;d.Cc=0;d.Gb=1;d.Yb=d.N;d.Mb=d.U;d.Kc=0;d.Yd=null;d.V||(d.ea="");d.status=2368}return!0}
h.sc=function(a,b,c,d,e,f){this.s=f&65535;this.b=this.b&-49|f>>12&48;this.u=65536-e&65535;this.f=this.f&-16|d&15;a&&(this.i=this.i|a|32768,this.b|=49152);return!0};
h.uc=function(a,b,c,d,e,f,g,k){var l=0;a=a.V;var n=null,p;a||(l=128,e=0);for(;e--;){if(!n){n=a.seek(b,c,d+1);if(!n){l=4096;break}p=0}var u,v;if(0>(u=a.read(n,p++))||0>(v=a.read(n,p++))){l=32;break}if(!g&&(vb(this.h,f,u|v<<8),Wb(this.h))){l=1024;break}f+=2;if(p>=a.U&&(n=null,++d>=a.N&&(d=0,++c>=a.O&&(c=0,++b>=a.K)))){l=64;break}}return k(l,b,c,d,e,f)};
h.vc=function(a,b,c,d,e,f,g,k){var l=0;a=a.V;var n=null,p;a||(l=128,e=0);for(;e--;){var u=xb(this.h,f);if(Wb(this.h)){l=1024;break}f+=2;if(!n){n=a.seek(b,c,d+1,!0);if(!n){l=4096;break}p=0}if(g){var v,A;if(0>(v=a.read(n,p++))||0>(A=a.read(n,p++))){l=32;break}if(u!=(v|A<<8)){l=1;break}}else if(!a.write(n,p++,u&255)||!a.write(n,p++,u>>8)){l=32;break}if(p>=a.U&&(n=null,++d>=a.N&&(d=0,++c>=a.O&&(c=0,++b>=a.K)))){l=64;break}}return k(l,b,c,d,e,f)};h.zd=function(){return this.F};h.xe=function(){};h.Ad=function(){return this.i};
h.ye=function(){};h.wd=function(){return this.b&61438};
h.ue=function(a){this.b=this.b&-3968|a&3967;if(this.b&1){a=!0;var b,c=(this.f&57344)>>13,d=this.c[c],e,f,g,k,l;this.b&=-129;var n=(this.b&14)>>1;switch(n){case 0:this.i=0;this.b=128;this.f=0;break;case 4:e=(this.f&8160)>>5;e>=d.K&&(this.i|=32832,this.b|=49152);break;case 5:case 2:b=this.uc;case 3:case 1:e=(this.f&8160)>>5,f=(this.f&16)>>4,g=this.f&15,k=65536-this.u&65535,l=(this.b&48)<<12|this.s,b||(b=this.vc),e>=d.K?(this.i|=32832,this.b|=49152):g>=d.N?(this.i|=32800,this.b|=49152):a=b.call(this,
d,e,f,g,k,l,3<=n,this.sc.bind(this))}this.F=d.status|(d.V?128:0)|c<<13|this.f&15;a&&(this.b&=-2,this.b|=128,this.b&64&&M(this.a,this.Ta))}};h.Bd=function(){return this.u};h.ze=function(a){this.u=a};h.vd=function(){return this.s};h.te=function(a){this.s=a};h.xd=function(){return this.f};h.ve=function(a){this.f=a};h.yd=function(){return this.B};h.we=function(a){this.B=a};
var Uf={},Pf=(Uf[65280]=[null,null,P.prototype.zd,P.prototype.xe,"RKDS"],Uf[65282]=[null,null,P.prototype.Ad,P.prototype.ye,"RKER"],Uf[65284]=[null,null,P.prototype.wd,P.prototype.ue,"RKCS"],Uf[65286]=[null,null,P.prototype.Bd,P.prototype.ze,"RKWC"],Uf[65288]=[null,null,P.prototype.vd,P.prototype.te,"RKBA"],Uf[65290]=[null,null,P.prototype.xd,P.prototype.ve,"RKDA"],Uf[65294]=[null,null,P.prototype.yd,P.prototype.we,"RKDB"],Uf);
function O(a){y.call(this,"RL11",a,O,131072);this.w=a.autoMount||{};this.u=0;this.c=Array(4);this.B=!Ba("Mobi")&&window&&"FileReader"in window}B(O);h=O.prototype;
h.ba=function(a,b,c){var d=this;switch(b){case "listDisks":return this.l[b]=c,c.onchange=function(){var a=d.l.descDisk,b=c.options[c.selectedIndex];if(a&&b){var g={};if(b=b.getAttribute("data-value"))try{g=eval("("+b+")")}catch(k){x("RL11 option error: "+k.message)}b=g.desc;void 0===b&&(b="");g=g.href;void 0!==g&&(b='<a href="'+g+'" target="_blank">'+b+"</a>");a.innerHTML=b}},!0;case "descDisk":case "listDrives":return this.l[b]=c,c.onchange=function(){var a=q(c.value);null!=a&&Vf(d,a)},!0;case "loadDrive":return this.l[b]=
c,c.onclick=function(){var a=d.l.listDisks;a&&Wf(d,a.options[a.selectedIndex].text,a.value)},!0;case "saveDrive":if(!this.B){c.parentNode.removeChild(c);break}this.l[b]=c;c.onclick=function(){var a=d.l.listDrives;a&&a.options&&d.c&&((a=d.c[q(a.value)||0])?(a=a.V)?(a=Ca(Kf(a),a.Qb.replace(".json",".img")),x(a)):d.C("No disk loaded in drive."):d.C("No disk drive selected."))};return!0;case "mountDrive":if(this.B)return this.l[b]=c,c.addEventListener("change",function(){var a=c.children[0];a.children[1].disabled=
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