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add tracing of datapath control signals

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This commit is contained in:
BigEd 2010-11-19 22:42:26 +00:00
parent 296599890a
commit 8a6fe3634f
1 changed files with 13 additions and 8 deletions
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21
macros.js
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@ -273,18 +273,19 @@ function readPC(){return (readBits('pch', 8)<<8) + readBits('pcl', 8);}
function readPCL(){return readBits('pcl', 8);}
function readPCH(){return readBits('pch', 8);}
function listActivePlaOutputs(){
// PLA outputs are mostly ^op- but some have a prefix too
// - we'll allow the x and xx prefix but ignore the #
var r=new RegExp('^([x]?x-)?op-');
var pla=[];
// for one-hot or few-hot signal collections we want to list the active ones
// and for brevity we remove the common prefix
function listActiveSignals(pattern){
var r=new RegExp(pattern);
var list=[];
for(var i in nodenamelist){
if(r.test(nodenamelist[i])) {
if(isNodeHigh(nodenames[nodenamelist[i]]))
pla.push(nodenamelist[i]);
// also map hyphen to a non-breaking version
list.push(nodenamelist[i].replace(r,'').replace(/-/g,'&#8209'));
}
}
return pla;
return list;
}
function readBit(name){
@ -311,7 +312,11 @@ function busToString(busname){
if(busname=='tcstate')
return ['clock1','clock2','t2','t3','t4','t5'].map(busToHex).join("");
if(busname=='plaOutputs')
return listActivePlaOutputs();
// PLA outputs are mostly ^op- but some have a prefix too
// - we'll allow the x and xx prefix but ignore the #
return listActiveSignals('^([x]?x-)?op-');
if(busname=='DPControl')
return listActiveSignals('^dpc[0-9]+_');
if(busname[0]=="-"){
// invert the value of the bus for display
var value=busToHex(busname.slice(1))