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Added some early PDP-11 diagnostic tapes

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This commit is contained in:
Jeff 2016-11-09 20:25:38 -08:00 • committed by Jeff Parsons
commit 9fe3ba6e09
33 changed files with 2286 additions and 29 deletions
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16
modules/pdp11/lib/ram.js
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@ -260,7 +260,7 @@ RAMPDP11.prototype.reset = function()
* @this {RAMPDP11}
* @param {Array|Uint8Array} aBytes
* @param {number|null} [addrLoad]
* @param {number|null} [addrExec]
* @param {number|null} [addrExec] (this CAN override any starting address INSIDE the image)
* @param {number|null} [addrInit]
* @param {boolean} [fReset]
* @return {boolean} (true if loaded, false if not)
@ -337,7 +337,7 @@ RAMPDP11.prototype.loadImage = function(aBytes, addrLoad, addrExec, addrInit, fR
if (addr & 0x1) {
this.cpu.stopCPU();
} else {
this.cpu.setReset(addr, fReset);
if (addrExec == null) addrExec = addr;
}
} else {
while (cbData--) {
@ -353,10 +353,20 @@ RAMPDP11.prototype.loadImage = function(aBytes, addrLoad, addrExec, addrInit, fR
for (var i = 0; i < aBytes.length; i++) {
this.cpu.setByteDirect(addrLoad + i, aBytes[i]);
}
if (addrExec != null) this.cpu.setReset(addrExec, fReset);
fLoaded = true;
}
}
if (fLoaded) {
/*
* Set the start address to whatever the caller provided, or failing that, whatever start
* address was specified inside the image.
*
* For example, the diagnostic "MAINDEC-11-D0AA-PB" doesn't include a start address inside
* the image, but because we know that the directions for that diagnostic say to "Start and
* Restart at 200", we have manually inserted an "exec":128 in the JSON containing the image.
*/
if (addrExec != null) this.cpu.setReset(addrExec, fReset);
}
return fLoaded;
};