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update 6800 machine state readout

This commit is contained in:
BigEd 2011-04-01 20:57:42 +00:00
parent 9308b26c42
commit 94b306bace
1 changed files with 24 additions and 11 deletions
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35
chip-6800/support.js
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@ -11,9 +11,10 @@ npwr = nodenames['vcc'];
nodenamereset = 'reset';
// we can't handle sp and ix as 16-bit quantities without refactoring busToString
presetLogLists=[
['cycle','phi1','phi2'],
['ab','db','rw','vma','Fetch','pc','acca','accb','ixh','ixl','sph','spl'], // also p
['ab','db','rw','vma','Fetch','pc','acca','accb','ixh','ixl','sph','spl','p'],
['ir','sync','Execute'], // instruction fetch and execution control
['dbi','dbo','tmp'], // internal state
['idb','abh','abl','ablx'], // internal busses
@ -95,6 +96,23 @@ function handleBusRead(){
}
}
function readAccA(){return readBits('acca', 8);}
function readAccB(){return readBits('accb', 8);}
function readIX(){return (readBits('ixh', 8)<<8) + readBits('ixl', 8);}
function readSP(){return (readBits('sph', 8)<<8) + readBits('spl', 8);}
function readPstring(){
var result;
result = '&#8209' + // non-breaking hyphen
'&#8209' + // non-breaking hyphen
(isNodeHigh(nodenames['flagh'])?'H':'h') +
(isNodeHigh(nodenames['flagi'])?'I':'i') +
(isNodeHigh(nodenames['flagn'])?'N':'n') +
(isNodeHigh(nodenames['flagz'])?'Z':'z') +
(isNodeHigh(nodenames['flagv'])?'V':'v') +
(isNodeHigh(nodenames['flagc'])?'C':'c');
return result;
}
function chipStatus(){
var ab = readAddressBus();
var machine1 =
@ -103,22 +121,17 @@ function chipStatus(){
' AB:' + hexWord(ab) +
' D:' + hexByte(readDataBus()) +
' RnW:' + readBit('rw');
/* 6800 machine state names are not in place yet */
var machine2 = ''
var machine3 = ''
/*
var machine2 =
' PC:' + hexWord(readPC()) +
' A:' + hexByte(readA()) +
' X:' + hexByte(readX()) +
' Y:' + hexByte(readY()) +
' SP:' + hexByte(readSP()) +
' A:' + hexByte(readAccA()) +
' B:' + hexByte(readAccB()) +
' IX:' + hexWord(readIX()) +
' SP:' + hexWord(readSP()) +
' ' + readPstring();
*/
var machine3 =
'Hz: ' + estimatedHz().toFixed(1);
if(typeof expertMode != "undefined") {
// machine3 += ' Exec: ' + busToString('Execute') + '(' + busToString('State') + ')';
machine3 += ' Exec: ' + busToString('Execute'); // no T-state info for 6800 yet
if(isNodeHigh(nodenames['sync']))
machine3 += ' (Fetch: ' + busToString('Fetch') + ')';
if(goldenChecksum != undefined)