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v1.17.0: Widening registers

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This commit is contained in:
Jeff Parsons 2015-01-19 22:32:15 -08:00 • committed by jeffpar
commit 1ede9acf15
133 changed files with 20419 additions and 19923 deletions
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6
modules/pcjs/lib/hdc.js
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@ -2733,8 +2733,8 @@ HDC.prototype.writeFormat = function(drive, b)
*/
HDC.prototype.intBIOSDisk = function(addr)
{
var AH = this.cpu.regAX >> 8;
var DL = this.cpu.regDX & 0xff;
var AH = this.cpu.regEAX >> 8;
var DL = this.cpu.regEDX & 0xff;
if (!AH && DL > 0x80) this.iDriveAllowFail = DL - 0x80;
return true;
};
@ -2770,7 +2770,7 @@ HDC.prototype.intBIOSDisk = function(addr)
*/
HDC.prototype.intBIOSDiskette = function(addr)
{
var AH = this.cpu.regAX >> 8;
var AH = this.cpu.regEAX >> 8;
if ((!AH && this.chipset && this.chipset.checkIMR(ChipSet.IRQ.FDC))) {
if (DEBUG) this.printMessage("HDC.intBIOSDiskette(): skipping useless INT 0x40 diskette reset");
return false;