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Changed the RESET button to *not* autoStart a machine when a Debugger is present, so that the Debugger can "cleanly" load bootstrap sequences and boot without side-effects (eg, unexpected interrupts)

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This commit is contained in:
Jeff Parsons 2017-02-04 12:22:50 -08:00 • committed by Jeff Parsons
commit 4be8640af8
8 changed files with 250 additions and 54 deletions
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2
modules/pdp11/lib/computer.js
View file

@ -1410,7 +1410,7 @@ class ComputerPDP11 extends Component {
this.fReload = false;
} else {
this.reset();
if (this.cpu) this.cpu.autoStart();
if (this.cpu && !this.dbg) this.cpu.autoStart();
}
}

12
modules/pdp11/lib/cpustate.js
View file

@ -588,11 +588,13 @@ class CPUStatePDP11 extends CPUPDP11 {
this.regsGen[0] = bUnit || 0;
for (var i = 1; i <= 5; i++) this.regsGen[i] = 0;
this.regsGen[6] = addrStack || 0o2000;
if (!this.flags.powered) {
this.flags.autoStart = true;
}
else if (!this.flags.running) {
this.startCPU();
if (!this.dbg) {
if (!this.flags.powered) {
this.flags.autoStart = true;
}
else if (!this.flags.running) {
this.startCPU();
}
}
}
else {

34
modules/pdp11/lib/drive.js
View file

@ -920,6 +920,11 @@ class DriveController extends Component {
drive.sDiskName = sDiskName;
drive.sDiskPath = sDiskPath;
/*
* Inform the controller implementation (eg, RX11) of the disk change.
*/
this.notifyLoad(drive.iDrive);
/*
* Adding local disk image names to the disk list seems like a nice idea, but it's too confusing,
* because then it looks like the "Mount" button should be able to (re)load them, and that can NEVER
@ -1123,6 +1128,11 @@ class DriveController extends Component {
this.sDiskSource = DriveController.SOURCE.NONE;
this.displayDisk(iDrive);
}
/*
* Inform the controller implementation (eg, RX11) of the disk removal.
*/
this.notifyUnload(iDrive);
}
}
@ -1223,6 +1233,30 @@ class DriveController extends Component {
}
}
/**
* notifyLoad(iDrive)
*
* Placeholder for subclasses. Called whenever DriveController has loaded a new disk into the specified drive.
*
* @this {RX11}
* @param {number} iDrive
*/
notifyLoad(iDrive)
{
}
/**
* notifyUnload(iDrive)
*
* Placeholder for subclasses. Called whenever DriveController has unloaded a disk from the specified drive.
*
* @this {RX11}
* @param {number} iDrive
*/
notifyUnload(iDrive)
{
}
/**
* readData(drive, iCylinder, iHead, iSector, nWords, addr, inc, fCheck, done)
*

28
modules/pdp11/lib/rx11.js
View file

@ -143,6 +143,34 @@ class RX11 extends DriveController {
];
}
/**
* notifyLoad(iDrive)
*
* Called whenever DriveController has loaded a new disk into the specified drive.
*
* We're interested in this so that whenever a disk change occurs for drive 0, we can automatically
* refill the sector buffer with the data from sector 1 from track 1.
*
* @this {RX11}
* @param {number} iDrive
*/
notifyLoad(iDrive)
{
if (iDrive == 0) this.initController();
}
/**
* notifyUnload(iDrive)
*
* Called whenever DriveController has unloaded a disk from the specified drive.
*
* @this {RX11}
* @param {number} iDrive
*/
notifyUnload(iDrive)
{
}
/**
* processCommand()
*