Retro/pcjs
Watch
1
0
Fork
You've already forked pcjs
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Added Debugger "int" command to manually request interrupts

Browse source
This commit is contained in:
Jeff Parsons 2016-08-06 13:39:46 -07:00
commit 276c36334e
11 changed files with 1328 additions and 44 deletions
Download patch file Download diff file Expand all files Collapse all files

77
modules/pc8080/lib/debugger.js
View file

@ -230,30 +230,31 @@ if (DEBUGGER) {
*/
Debugger.COMMANDS = {
'?': "help/print",
'a [#]': "assemble", // TODO: Implement this command someday
'b [#]': "breakpoint", // multiple variations (use b? to list them)
'c': "clear output",
'd [#]': "dump memory", // additional syntax: d [#] [l#], where l# is a number of bytes to dump
'e [#]': "edit memory",
'f': "frequencies",
'g [#]': "go [to #]",
'h': "halt",
'i [#]': "input port #",
'if': "eval expression",
'k': "stack trace",
"ln": "list nearest symbol(s)",
'm': "messages",
'o [#]': "output port #",
'p': "step over", // other variations: pr (step and dump registers)
'print': "print expression",
'r': "dump/set registers",
'reset': "reset machine",
's': "set options",
't [#]': "trace", // other variations: tr (trace and dump registers)
'u [#]': "unassemble",
'v': "print version",
'var': "assign variable"
'?': "help/print",
'a [#]': "assemble", // TODO: Implement this command someday
'b [#]': "breakpoint", // multiple variations (use b? to list them)
'c': "clear output",
'd [#]': "dump memory", // additional syntax: d [#] [l#], where l# is a number of bytes to dump
'e [#]': "edit memory",
'f': "frequencies",
'g [#]': "go [to #]",
'h': "halt",
'i [#]': "input port #",
'if': "eval expression",
'int [#]': "request interrupt",
'k': "stack trace",
"ln": "list nearest symbol(s)",
'm': "messages",
'o [#]': "output port #",
'p': "step over", // other variations: pr (step and dump registers)
'print': "print expression",
'r': "dump/set registers",
'reset': "reset machine",
's': "set options",
't [#]': "trace", // other variations: tr (trace and dump registers)
'u [#]': "unassemble",
'v': "print version",
'var': "assign variable"
};
Debugger.STYLE_8080 = 8080;
@ -3288,7 +3289,7 @@ if (DEBUGGER) {
{
var s = "commands:";
for (var sCommand in Debugger.COMMANDS) {
s += '\n' + str.pad(sCommand, 7) + Debugger.COMMANDS[sCommand];
s += '\n' + str.pad(sCommand, 9) + Debugger.COMMANDS[sCommand];
}
if (!this.checksEnabled()) s += "\nnote: frequency/history disabled if no exec breakpoints";
this.println(s);
@ -3799,6 +3800,26 @@ if (DEBUGGER) {
}
};
/**
* doInt(sLevel)
*
* @this {Debugger}
* @param {string} sLevel
* @return {boolean} true if success, false if error
*/
Debugger.prototype.doInt = function(sLevel)
{
if (!this.cpu.getIF()) {
this.println("interrupts disabled (use rif=1 to enable)");
return false;
}
var nLevel = this.parseExpression(sLevel);
if (nLevel == null) return false;
this.println("requesting interrupt level " + nLevel);
this.cpu.requestINTR(nLevel);
return true;
};
/**
* doVar(sCmd)
*
@ -4686,6 +4707,12 @@ if (DEBUGGER) {
}
break;
}
if (asArgs[0] == "int") {
if (!this.doInt(asArgs[1])) {
result = false;
}
break;
}
this.doInput(asArgs[1]);
break;
case 'k':