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Clean up the CPU/ChipSet interface, and get the PC8080 Video component ready to actually do something

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This commit is contained in:
Jeff Parsons 2016-05-01 10:13:43 -07:00
commit 8c5ab8d73b
19 changed files with 1210 additions and 993 deletions
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32
modules/pcjs/lib/chipset.js
View file

@ -81,7 +81,7 @@ function ChipSet(parmsChipSet)
Component.notice("Unrecognized ChipSet model: " + model);
}
this.model = model && ChipSet.MODELS[model] || ChipSet.MODEL_5150_OTHER;
this.model = ChipSet.MODELS[model] || ChipSet.MODEL_5150_OTHER;
var bSwitches;
this.aDIPSwitches = [];
@ -2126,6 +2126,36 @@ ChipSet.prototype.restore = function(data)
return true;
};
/**
* start()
*
* Notification from the CPU that it's starting.
*
* @this {ChipSet}
*/
ChipSet.prototype.start = function()
{
/*
* Currently, all we do with this notification is allow the speaker to make noise.
*/
this.setSpeaker();
};
/**
* stop()
*
* Notification from the CPU that it's stopping.
*
* @this {ChipSet}
*/
ChipSet.prototype.stop = function()
{
/*
* Currently, all we do with this notification is prevent the speaker from making noise.
*/
this.setSpeaker();
};
ChipSet.aDMAControllerInit = [0, null, null, 0, new Array(4), 0];
/**

4
modules/pcjs/lib/cpu.js
View file

@ -1052,7 +1052,7 @@ CPU.prototype.startCPU = function(fUpdateFocus)
if (this.cmp) this.cmp.start(this.aCounts.msStartRun, this.getCycles());
this.flags.fRunning = true;
this.flags.fStarting = true;
if (this.chipset) this.chipset.setSpeaker();
if (this.chipset) this.chipset.start();
var controlRun = this.bindings["run"];
if (controlRun) controlRun.textContent = "Halt";
if (this.cmp) {
@ -1096,7 +1096,7 @@ CPU.prototype.stopCPU = function(fComplete)
this.nRunCycles = 0;
if (this.flags.fRunning) {
this.flags.fRunning = false;
if (this.chipset) this.chipset.setSpeaker();
if (this.chipset) this.chipset.stop();
var controlRun = this.bindings["run"];
if (controlRun) controlRun.textContent = "Run";
}

5
modules/pcjs/lib/video.js
View file

@ -52,18 +52,17 @@ if (NODE) {
*
* model: model (eg, "mda" for Monochrome Display Adapter)
* mode: initial video mode (default is null, which selects a mode based on model)
* memory: amount of installed memory (ignored for MDA/CGA)
* screenWidth: width of the screen canvas, in pixels
* screenHeight: height of the screen canvas, in pixels
* screenColor: background color of the screen canvas (default is black)
* scale: true for font scaling, false (default) to center the display on the screen
* charCols: number of character columns
* charRows: number of character rows
* fontROM: path to .rom file (or a JSON representation) containing the character set
* screenColor: background color of the screen canvas (default is black)
* touchScreen: string specifying desired touch-screen support (default is none)
* autoLock: true to (attempt to) auto-lock the mouse to the canvas (default is false)
*
* An EGA may specify the following additional properties:
* An EGA/VGA may specify the following additional properties:
*
* switches: string representing EGA switches (see "SW1-SW4" documentation below)
* memory: the size of the EGA's on-board memory (overrides EGA's Video.cardSpecs)