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Accommodate operations like PC-DOS 1.10 reformatting a single-sided 160Kb disk image as a double-sided 320kb disk image

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Jeff Parsons 2017-07-01 11:39:28 -07:00 • committed by Jeff Parsons
commit 97ee1cf73d
6 changed files with 314 additions and 302 deletions
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19
modules/pcx86/lib/debugger.js
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@ -6289,16 +6289,15 @@ class DebuggerX86 extends Debugger {
var dbgAddrEnd = this.parseAddr(sAddrEnd, true);
if (!dbgAddrEnd || dbgAddrEnd.off < dbgAddr.off) return;
cb = dbgAddrEnd.off - dbgAddr.off;
if (!DEBUG && cb > 0x100) {
/*
* Limiting the amount of disassembled code to 256 bytes in non-DEBUG builds is partly to
* prevent the user from wedging the browser by dumping too many lines, but also a recognition
* that, in non-DEBUG builds, this.println() keeps print output buffer truncated to 8Kb anyway.
*/
this.println("range too large");
return;
}
/*
* We now +1 the count to make the ending address inclusive (just like the dump command).
*/
cb = dbgAddrEnd.off - dbgAddr.off + 1;
if (cb < 0) cb = 1;
/*
* Limiting the amount of disassembled code to 4K helps prevent the user from wedging the browser.
*/
if (cb > 0x1000) cb = 0x1000;
n = -1;
}