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Compaq DeskPro 386 ROM BIOS boots UNMODIFIED now

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This commit is contained in:
Jeff Parsons 2015-04-16 17:31:40 -07:00 • committed by jeffpar
commit 1508cd1bf3
12 changed files with 298 additions and 207 deletions
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25
modules/pcjs/lib/debugger.js
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@ -210,7 +210,7 @@ if (DEBUGGER) {
0x33: Messages.MOUSE
};
Debugger.aCommands = {
Debugger.COMMANDS = {
'?': "help",
'a [#]': "assemble",
'b [#]': "breakpoint",
@ -1660,7 +1660,7 @@ if (DEBUGGER) {
* messageDump(bitMessage, fnDumper)
*
* @this {Debugger}
* @param {number} bitMessage is one Debugger MESSAGE_* category flag
* @param {number} bitMessage is one Messages category flag
* @param {function(string)} fnDumper is a function the Debugger can use to dump data for that category
* @return {boolean} true if successfully registered, false if not
*/
@ -1936,7 +1936,7 @@ if (DEBUGGER) {
* @param {number|null} [addrFrom]
* @param {string|null} [name] of the port, if any
* @param {number|null} [bIn] is the input value, if known, on an input operation
* @param {number} [bitsMessage] is one or more Debugger MESSAGE_* category flag(s)
* @param {number} [bitsMessage] is one or more Messages category flag(s)
*/
Debugger.prototype.messageIO = function(component, port, bOut, addrFrom, name, bIn, bitsMessage)
{
@ -2414,7 +2414,7 @@ if (DEBUGGER) {
* The rest of the instruction tracking logic can only be performed if historyInit() has allocated
* the necessary data structures; note that there is no explicit UI for enabling/disabling history,
* other than adding/removing breakpoints, simply because it's breakpoints that trigger the call to
* checkInstruction() -- well, OK, and a few other things now, like enabling MESSAGE_INT messages.
* checkInstruction() -- well, OK, and a few other things now, like enabling Messages.INT messages.
*/
if (nState >= 0 && this.aaOpcodeCounts.length) {
this.cInstructions++;
@ -2734,7 +2734,17 @@ if (DEBUGGER) {
if (aBreak != this.aBreakExec) {
this.bus.addMemBreak(this.getAddr(aAddr), aBreak == this.aBreakWrite);
}
if (!fTemp) this.println("breakpoint enabled: " + this.hexAddr(aAddr) + " (" + aBreak[0] + ")");
if (fTemp) {
/*
* Force temporary breakpoints to be interpreted as physical breakpoints
* (hence the assertion that there IS a physical address stored in aAddr);
* this allows us to step over calls or interrupts that change the processor mode
*/
aAddr[0] = -1;
this.assert(aAddr[2]);
} else {
this.println("breakpoint enabled: " + this.hexAddr(aAddr) + " (" + aBreak[0] + ")");
}
this.historyInit();
return true;
}
@ -3826,8 +3836,8 @@ if (DEBUGGER) {
Debugger.prototype.doHelp = function()
{
var s = "commands:";
for (var sCommand in Debugger.aCommands) {
s += '\n' + sCommand + " ".substr(0, 7-sCommand.length) + Debugger.aCommands[sCommand];
for (var sCommand in Debugger.COMMANDS) {
s += '\n' + sCommand + " ".substr(0, 7-sCommand.length) + Debugger.COMMANDS[sCommand];
}
if (!this.checksEnabled()) s += "\nnote: frequency/history disabled if no exec breakpoints";
this.println(s);
@ -4969,6 +4979,7 @@ if (DEBUGGER) {
break;
}
} while (fPrefix);
if (this.fProcStep) {
this.setTempBreakpoint(aAddr);
if (!this.runCPU()) {