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

Changed 11/70 machines to allocate RAM as a single chunk, and updated the 11/70 page on toggle-ins (/devices/pdp11/machine/1170/panel/debugger/README.md)

Browse source
This commit is contained in:
Jeff 2016-11-03 14:42:35 -07:00 • committed by Jeff Parsons
commit d67e848973
17 changed files with 504 additions and 285 deletions
Download patch file Download diff file Expand all files Collapse all files

27
modules/pdp11/lib/debugger.js
View file

@ -2867,8 +2867,8 @@ if (DEBUGGER) {
/**
* doDump(asArgs)
*
* The length parameter is interpreted as a number of bytes (or words, or dwords) to dump, and it is
* interpreted using the current base.
* The length parameter is interpreted as a number of bytes (or words, or dwords) to dump,
* and it is interpreted using the current base.
*
* @this {DebuggerPDP11}
* @param {Array.<string>} asArgs (formerly sCmd, [sAddr], [sLen] and [sBytes])
@ -2941,7 +2941,7 @@ if (DEBUGGER) {
return;
}
}
if (!sAddr) sCmd = this.sCmdDumpPrev || "db";
if (!sAddr) sCmd = this.sCmdDumpPrev || "dw";
} else {
this.sCmdDumpPrev = sCmd;
}
@ -2963,17 +2963,20 @@ if (DEBUGGER) {
if (len > 0x10000) len = 0x10000; // prevent bad user (or variable) input from producing excessive output
}
var sDump = "";
var size = (sCmd == "dd"? 4 : (sCmd == "dw"? 2 : 1));
/*
* I've changed the code below to effectively make "dw" the default if only "d" is specified,
* since this is primarily a word-oriented machine.
*/
var size = (sCmd == "dd"? 4 : (sCmd == "db"? 1 : 2));
var nBytes = (size * len) || 128;
var nLines = ((nBytes + 15) >> 4) || 1;
var sDump = "";
while (nLines-- && nBytes > 0) {
var data = 0, shift = 0, i;
var sData = "", sChars = "";
sAddr = this.toStrAddr(dbgAddr);
/*
* Dump 8 bytes per line when using base 8, and dump 16 bytes when using base 16 (or when dumping dwords).
* Dump 8 bytes per line when using base 8, and dump 16 bytes when using base 16.
*
* And while we used to always call getByte() and assemble them into words or dwords as appropriate, I've
* changed the logic below to honor "dw" by calling getWord(), since the Bus interfaces have been updated
@ -2981,8 +2984,10 @@ if (DEBUGGER) {
*
* Besides, it's nice for "db" and "dw" to generate the same Bus activity that typical byte and word reads do.
*/
for (i = (size == 4? 16 : this.nBase); i > 0 && nBytes > 0; i--) {
var n = 1;
var i, n;
var data = 0, shift = 0;
for (i = this.nBase; i > 0 && nBytes > 0; i -= n, nBytes -= n) {
n = 1;
var v = size == 1? this.getByte(dbgAddr, n) : this.getWord(dbgAddr, (n = 2));
data |= (v << (shift << 3));
shift += n;
@ -2992,7 +2997,6 @@ if (DEBUGGER) {
data = shift = 0;
}
sChars += (v >= 32 && v < 128? String.fromCharCode(v) : '.');
nBytes -= n;
}
if (sDump) sDump += '\n';
sDump += sAddr + " " + sData + ((i == 0)? (' ' + sChars) : "");
@ -3045,8 +3049,7 @@ if (DEBUGGER) {
if (vNew & ~mask) {
this.println("warning: " + str.toHex(vNew) + " exceeds " + size + "-byte value");
}
var vOld = fnGet.call(this, dbgAddr);
this.println("changing " + this.toStrAddr(dbgAddr) + " from " + this.toStrBase(vOld, size) + " to " + this.toStrBase(vNew, size));
this.println("changing " + this.toStrAddr(dbgAddr) + (this.messageEnabled(MessagesPDP11.BUS)? "" : (" from " + this.toStrBase(fnGet.call(this, dbgAddr), size))) + " to " + this.toStrBase(vNew, size));
fnSet.call(this, dbgAddr, vNew, size);
}
};