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80286 triple-fault happily resets now

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Jeff Parsons 2014-11-17 17:26:19 -08:00 • committed by jeffpar
commit 9d73a2674e
21 changed files with 402 additions and 261 deletions
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16
modules/pcjs/lib/hdc.js
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@ -1399,7 +1399,7 @@ HDC.prototype.inATCData = function(port, addrFrom)
* well, then the caller will get 0xff.
*/
bIn = this.readByte(this.drive);
Component.assert(bIn >= 0);
if (DEBUG) this.assert(bIn >= 0);
/*
* Now that we've supplied a full sector of data, see if the caller's expecting additional sectors;
@ -1420,7 +1420,7 @@ HDC.prototype.inATCData = function(port, addrFrom)
/*
* I shouldn't have to set BUSY (or DATA_REQ) again, because it should still be set, no?
*/
Component.assert(!!(hdc.regStatus & HDC.ATC.STATUS.BUSY));
if (DEBUG) this.assert(!!(hdc.regStatus & HDC.ATC.STATUS.BUSY));
} else {
/*
* TODO: It would be nice to be a bit more specific about the error (if any) that just occurred.
@ -1432,7 +1432,7 @@ HDC.prototype.inATCData = function(port, addrFrom)
}
}, false);
} else {
Component.assert(this.drive.nBytes == 0);
if (DEBUG) this.assert(this.drive.nBytes == 0);
this.regStatus = HDC.ATC.STATUS.READY | HDC.ATC.STATUS.SEEK_OK;
}
}
@ -1475,9 +1475,9 @@ HDC.prototype.outATCData = function(port, bOut, addrFrom)
/*
* I shouldn't have to set BUSY (or DATA_REQ) again, because it should still be set, no?
*/
Component.assert(!!(this.regStatus & HDC.ATC.STATUS.BUSY));
if (DEBUG) this.assert(!!(this.regStatus & HDC.ATC.STATUS.BUSY));
} else {
Component.assert(this.drive.nBytes == 0);
if (DEBUG) this.assert(this.drive.nBytes == 0);
this.regStatus = HDC.ATC.STATUS.READY | HDC.ATC.STATUS.SEEK_OK;
}
}
@ -1868,8 +1868,8 @@ HDC.prototype.doATCommand = function()
* The importance of SECCNT (nSectors) and DRVHD (nHeads) is controlling how multi-sector operations
* advance to the next sector; see advanceSector().
*/
Component.assert(drive.nHeads == nHead + 1);
Component.assert(drive.nSectors == nSectors);
if (DEBUG) this.assert(drive.nHeads == nHead + 1);
if (DEBUG) this.assert(drive.nSectors == nSectors);
drive.nHeads = nHead + 1;
drive.nSectors = nSectors;
fInterrupt = true;
@ -2525,7 +2525,7 @@ HDC.prototype.writeByte = function(drive, b)
*/
HDC.prototype.advanceSector = function(drive)
{
Component.assert(drive.wCylinder < drive.nCylinders);
if (DEBUG) this.assert(drive.wCylinder < drive.nCylinders);
drive.bSector++;
var bSectorStart = (1 - drive.bSectorBias);
if (drive.bSector >= drive.nSectors + bSectorStart) {