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[dev]externalise testprogram

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This commit is contained in:
BigEd 2010-10-06 19:51:57 +00:00
parent 0773a9e7cf
commit 971bbd03e3
3 changed files with 32 additions and 9 deletions
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1
index.html
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@ -10,6 +10,7 @@
<script src="chipsim.js"></script> <script src="chipsim.js"></script>
<script src="memtable.js"></script> <script src="memtable.js"></script>
<script src="macros.js"></script> <script src="macros.js"></script>
<script src="testprogram.js"></script>
<script type="text/javascript"> <script type="text/javascript">
function handleOnload() { function handleOnload() {

25
macros.js
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@ -21,27 +21,34 @@
*/ */
var memory = Array(); var memory = Array();
var code = [0xa9, 0x00, 0x20, 0x10, 0x00, 0x4c, 0x02, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xe8, 0x88, 0xe6, 0x40, 0x38, 0x69, 0x02, 0x60];
var cycle = 0; var cycle = 0;
var trace = Array(); var trace = Array();
var logstream = Array(); var logstream = Array();
var running = false; var running = false;
function loadProgram(){ function loadProgram(){
// a moderate size of static testprogram might be loaded
if(testprogram.length!=0 && testprogramAddress != undefined)
for(var i=0;testprogram[i]!=undefined;i++){
var a=testprogramAddress+i;
mWrite(a, testprogram[i]);
if(a<0x200)
setCellValue(a, testprogram[i]);
}
// a small test program or patch might be passed in the URL
if(userCode.length!=0) if(userCode.length!=0)
code=userCode; for(var i=0;i<userCode.length;i++){
if(userCode[i] != undefined){
mWrite(i, userCode[i]);
if(i<0x200)
setCellValue(i, userCode[i]);
}
}
// default reset vector will be 0x0000 because undefined memory reads as zero // default reset vector will be 0x0000 because undefined memory reads as zero
if(userResetLow!=undefined) if(userResetLow!=undefined)
mWrite(0xfffc, userResetLow); mWrite(0xfffc, userResetLow);
if(userResetHigh!=undefined) if(userResetHigh!=undefined)
mWrite(0xfffd, userResetHigh); mWrite(0xfffd, userResetHigh);
for(var i=0;i<code.length;i++){
mWrite(i, code[i]);
if(i<0x200)
setCellValue(i, code[i]);
}
} }
function go(){ function go(){

15
testprogram.js Normal file
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@ -0,0 +1,15 @@
// This file testprogram.js can be substituted by one of several tests
// which may not be redistributable
// for example
// cbmbasic loaded at 0xa000 with entry point 0xe394
// test6502 (by Bird Computer) loaded at 0x8000 with entry point 0x8000
//
// (can use xxd -i to convert binary into C include syntax, as a starting point)
//
testprogramAddress=0x0000;
testprogram = [
0xa9, 0x00, 0x20, 0x10, 0x00, 0x4c, 0x02, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xe8, 0x88, 0xe6, 0x40, 0x38, 0x69, 0x02, 0x60
];