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Added the ability to install external ROMs (eg, M9312 ROM images) into the IOPAGE

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This commit is contained in:
Jeff 2016-11-05 12:01:56 -07:00 • committed by Jeff Parsons
commit c67176eab0
25 changed files with 1143 additions and 346 deletions
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21
modules/pdp11/lib/bus.js
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@ -665,7 +665,7 @@ BusPDP11.prototype.addMemory = function(addr, size, type, controller)
if (type == MemoryPDP11.TYPE.RAM && !this.cbRAM) {
this.cbRAM += size;
}
this.status(str.toDec(size / 1024) + "Kb " + MemoryPDP11.TYPE_NAMES[type] + " at " + str.toOct(addr));
this.status((size >> 10) + "Kb " + MemoryPDP11.TYPE_NAMES[type] + " at " + str.toOct(addr));
return true;
}
@ -1270,24 +1270,26 @@ BusPDP11.prototype.getMemorySize = function(type)
* @param {function(number,number)|null|undefined} fnWriteByte
* @param {function(number)|null|undefined} fnReadWord
* @param {function(number,number)|null|undefined} fnWriteWord
* @param {string} [sName]
* @param {number} [msgCategory]
* @param {string} [sName]
* @return {boolean} (true if entire range successfully registered, false if any conflicts)
*/
BusPDP11.prototype.addIOHandlers = function(start, end, fnReadByte, fnWriteByte, fnReadWord, fnWriteWord, sName, msgCategory)
BusPDP11.prototype.addIOHandlers = function(start, end, fnReadByte, fnWriteByte, fnReadWord, fnWriteWord, msgCategory, sName)
{
for (var addr = start; addr <= end; addr += 2) {
var off = addr & BusPDP11.IOPAGE_MASK;
if (this.aIOHandlers[off] !== undefined) {
Component.warning("I/O address already registered: " + str.toHexLong(addr));
continue;
return false;
}
this.aIOHandlers[off] = [fnReadByte, fnWriteByte, fnReadWord, fnWriteWord, sName || "unknown", msgCategory, false];
if (MAXDEBUG) this.log("addIOHandlers(" + str.toHexLong(addr) + ")");
}
return true;
};
/**
* addIOTable(component, table, msgCategory)
* addIOTable(component, table, msgCategory, sName)
*
* Add I/O notification handlers from the specified table (a batch version of addIOHandlers).
*
@ -1295,8 +1297,10 @@ BusPDP11.prototype.addIOHandlers = function(start, end, fnReadByte, fnWriteByte,
* @param {Component} component
* @param {Object} table
* @param {number} [msgCategory] (default is BUS)
* @param {string} [sName]
* @return {boolean} (true if entire range successfully registered, false if any conflicts)
*/
BusPDP11.prototype.addIOTable = function(component, table, msgCategory)
BusPDP11.prototype.addIOTable = function(component, table, msgCategory, sName)
{
for (var port in table) {
var addr = +port;
@ -1338,9 +1342,12 @@ BusPDP11.prototype.addIOTable = function(component, table, msgCategory)
var sReg = afn[4];
for (var iReg = 0; iReg < nRegs; iReg++, addr += 2) {
if (sReg && nRegs > 1) sReg = afn[4] + iReg;
this.addIOHandlers(addr, addr, fnReadByte, fnWriteByte, fnReadWord, fnWriteWord, sReg, msgCategory || MessagesPDP11.BUS);
if (!this.addIOHandlers(addr, addr, fnReadByte, fnWriteByte, fnReadWord, fnWriteWord, msgCategory || MessagesPDP11.BUS, sReg || sName)) {
return false;
}
}
}
return true;
};
/**