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Fixed RL11 disk memory access (addresses are always mapped, apparently)

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This commit is contained in:
Jeff Parsons 2016-11-29 17:10:37 -08:00 • committed by Jeff Parsons
commit a06a4c9324
7 changed files with 355 additions and 348 deletions
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24
versions/pdpjs/1.30.5/pdp11.js
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function Hf(a,b,c,d,e){var f=c;if(a.g)return!0;a.oa=b;a.ea=c;a.Mb=t(c);a.g=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.P=e[0];a.S=e[1];a.M=e[2];a.W=e[3]||512;c=a.W>>2;var f=e=0,b=new DataView(b,0,d);a.a=Array(a.P);for(d=0;d<a.a.length;d++)for(var v=a.a[d]=Array(a.S),T=0;T<v.length;T++)for(var za=v[T]=Array(a.M),Aa=0;Aa<za.length;Aa++){for(var qc=Gf(null,d,T,Aa+1,a.W,0),sg=qc.data,rc=0;rc<c;rc++,f+=4)var tg=sg[rc]=b.getInt32(f,
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function If(a,b,c,d){var e=null;a.c=!1;var f=0>d&&a.l&&!a.l.o.R;if(d)a.controller.C('Unable to load disk "'+a.oa+'" (error '+d+": "+b+")",f);else{Ta(a.controller.ya,b,c);try{if(0<t(a.Mb,!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.oa]:k=0>c.indexOf("0x")&&'["'!=c.substr(0,2)?JSON.parse(c.replace(/([a-z]+):/gm,'"$1":').replace(/\/\/[^\n]*/gm,"")):eval("("+
c+")");if(k.length)if(1==k.length)x(k[0]);else{a.P=k.length;a.S=k[0].length;a.M=k[0][0].length;var l=k[0][0][0];a.W=l&&l.length||512;for(d=c=0;d<a.P;d++)for(f=0;f<a.S;f++)for(g=0;g<a.M;g++)if(l=k[d][f][g]){var n=l.length;void 0===n&&(n=l.length=512);var n=n>>2,p=l.pattern;void 0===p&&(p=l.pattern=0);var u=l.data;if(void 0===u){var v=l.bytes;if(void 0!==v&&v.length){for(var T=n<<2,Aa=v.length;Aa<T;Aa++)v[Aa]=p;Jf(l,v)}else u=[],p=l.pattern=p|p<<8|p<<16|p<<24,l.data=u;delete l.bytes}Gf(l,d,f);for(T=
0;T<u.length;T++)c=c+u[T]&-1}a.a=k;a.b=c;e=a}else x("Empty disk image: "+a.oa)}catch(Ba){x("Disk image error ("+b+"): "+Ba.message)}}a.g&&(a.g.call(a.i,a.h,e,a.oa,a.ea),a.g=null)}function Gf(a,b,c,d,e,f){a||(a={sector:d,length:e,data:[],pattern:f});a.Rf=b;a.Sf=c;a.pa=a.fa=0;a.ua=!1;return a}function Kf(a){return a.a.length?[a.a.length,a.a[0].length,a.a[0][0].length,a.a[0][0][0].length]:[0,0,0,0]}
c+")");if(k.length)if(1==k.length)x(k[0]);else{a.P=k.length;a.S=k[0].length;a.M=k[0][0].length;var l=k[0][0][0];a.W=l&&l.length||512;for(d=c=0;d<a.P;d++)for(f=0;f<a.S;f++)for(g=0;g<a.M;g++)if(l=k[d][f][g]){var n=l.length;void 0===n&&(n=l.length=512);var n=n>>2,p=l.pattern;void 0===p&&(p=l.pattern=0);var u=l.data;if(void 0===u){var v=l.bytes;if(void 0!==v&&v.length){for(var T=n<<2,za=v.length;za<T;za++)v[za]=p;Jf(l,v)}else u=[],p=l.pattern=p|p<<8|p<<16|p<<24,l.data=u;delete l.bytes}Gf(l,d,f);for(T=
0;T<u.length;T++)c=c+u[T]&-1}a.a=k;a.b=c;e=a}else x("Empty disk image: "+a.oa)}catch(Aa){x("Disk image error ("+b+"): "+Aa.message)}}a.g&&(a.g.call(a.i,a.h,e,a.oa,a.ea),a.g=null)}function Gf(a,b,c,d,e,f){a||(a={sector:d,length:e,data:[],pattern:f});a.Rf=b;a.Sf=c;a.pa=a.fa=0;a.ua=!1;return a}function Kf(a){return a.a.length?[a.a.length,a.a[0].length,a.a[0][0].length,a.a[0][0][0].length]:[0,0,0,0]}
h.seek=function(a,b,c,d,e){d=null;var f=this.h,g=this.a[a];if(g){var k=g[b];if(!k&&f.zc&&b<f.S)for(k=g[b]=Array(f.Sb),g=0;g<k.length;g++)k[g]=Gf(null,a,b,g+1,f.Kb,0);if(k){for(g=0;g<k.length;g++)if(k[g]&&k[g].sector==c){d=k[g];break}!d&&f.zc&&9==f.Fb&&(d=k[g]=Gf(null,a,b,f.Fb,f.Kb,0))}}e&&e(d,!1);return d};function Jf(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.fa?f<a.pa?(a.fa+=a.pa-f,a.pa=f):f>=a.pa+a.fa&&(a.fa+=f-(a.pa+a.fa)+1):(a.pa=f,a.fa=1);d[f]=d[f]&~(255<<b)|c<<b}return!0}return null};
function Lf(a,b){var c=a.S*a.M,d=b/c|0;return d<a.P?(b%=c,a.seek(d,b/a.M|0,b%a.M+1)):null}function Mf(a,b,c){for(var d=1,e=0,f=0;d--;){var g=a.read(b,c++);if(0>g)break;e|=g<<f;f+=8}return e}function Nf(a){for(var b="",c=0,d;d=Lf(a,c++);)for(var e=0,f=d.length;e<f;e++)b+=String.fromCharCode(Mf(a,d,e));return btoa(b)}
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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?Ff(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.pa=e;for(k.fa=f.length;e<g;)k.data[e++]=f[l++];b++}}}0>b&&-2!=b&&this.controller.C("Unable to restore disk '"+this.oa+": "+c);return b};
h.toJSON=function(){var a;a=0;for(var b;b=Lf(this,a++);)Of(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 Of(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 N(a){y.call(this,"RK11",a,N,65536);this.v=a.autoMount||{};this.m=0;this.c=Array(8);this.B=!za("Mobi")&&window&&"FileReader"in window}A(N);h=N.prototype;
function Of(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 N(a){y.call(this,"RK11",a,N,65536);this.v=a.autoMount||{};this.m=0;this.c=Array(8);this.B=!Ba("Mobi")&&window&&"FileReader"in window}A(N);h=N.prototype;
h.ba=function(a,b,c){var d=this;switch(b){case "listDisks":return this.j[b]=c,c.onchange=function(){var a=d.j.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.j[b]=c,c.onchange=function(){var a=q(c.value);null!=a&&Pf(d,a)},!0;case "loadDrive":return this.j[b]=
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function Pf(a,b){if(0<=b&&b<a.c.length){var c=a.c[b],d=a.j.listDisks;a=a.j.listDrives;if(d&&a&&d.options&&a.options&&(a=q(a.value),c=c.va?"?":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 Vf(a,b,c){var d=a.c[b];if(d.L||!1===c)d.oa="",d.ea="",d.L=null,d.va=!1,c||(a.C("Drive RK"+b+" unloaded",c),Pf(a,b))}
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function M(a){y.call(this,"RL11",a,M,131072);this.B=a.autoMount||{};this.v=0;this.c=Array(4);this.w=!za("Mobi")&&window&&"FileReader"in window}A(M);h=M.prototype;
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h.ba=function(a,b,c){var d=this;switch(b){case "listDisks":return this.j[b]=c,c.onchange=function(){var a=d.j.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.j[b]=c,c.onchange=function(){var a=q(c.value);null!=a&&Yf(d,a)},!0;case "loadDrive":return this.j[b]=
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