122 lines
3.2 KiB
Objective-C
122 lines
3.2 KiB
Objective-C
/*
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* PDP-8/E Simulator
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*
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* Copyright © 1994-2015 Bernhard Baehr
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*
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* BootstrapPanelController.h - Controller for the bootstrap panel
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*
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* This file is part of PDP-8/E Simulator.
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*
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* PDP-8/E Simulator is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#import <Cocoa/Cocoa.h>
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#import "BootstrapPanelController.h"
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#import "PDP8.h"
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@implementation BootstrapPanelController
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#define LOW_SPEED_RIM_TAG 0
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#define HIGH_SPEED_RIM_TAG 1
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#define BIN_LOADER_TAG 2
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#define RK8E_BOOTCODE_TAG 3
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#define LOW_SPEED_RIM_TAPE @"lowspeedRIM.bin"
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#define HIGH_SPEED_RIM_TAPE @"highspeedRIM.bin"
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#define BIN_LOADER_TAPE @"binLoader.rim"
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#define RK8E_BOOTCODE_TAPE @"rk8eBootcode.bin"
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- (void) awakeFromNib
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{
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[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(notifyMemorySizeChanged:)
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name:KM8E_MOUNT_NOTIFICATION object:nil];
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}
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- (BOOL) validateMenuItem:(NSMenuItem *)menuItem // only the Load Bootstrap Loader menu item
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{
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return ! [pdp8 isGoing];
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}
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- (void) notifyMemorySizeChanged:(NSNotification *)notification
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{
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[ifStepper setMaxValue:([pdp8 memorySize] >> 12) - 1];
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[[ifStepper target] performSelector:[ifStepper action] withObject:ifStepper];
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}
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- (IBAction) loadBootstrapLoader:(id)sender
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{
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unsigned addr, field;
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NSString *error, *path, *file;
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NSBundle *mainBundle = [NSBundle mainBundle];
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switch ([[loaderRadioButtons selectedCell] tag]) {
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case LOW_SPEED_RIM_TAG :
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path = [mainBundle pathForResource:LOW_SPEED_RIM_TAPE ofType:nil];
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file = LOW_SPEED_RIM_TAPE;
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field = [ifStepper intValue];
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addr = 07756;
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break;
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case HIGH_SPEED_RIM_TAG :
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path = [mainBundle pathForResource:HIGH_SPEED_RIM_TAPE ofType:nil];
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file = HIGH_SPEED_RIM_TAPE;
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field = [ifStepper intValue];
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addr = 07756;
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break;
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case BIN_LOADER_TAG :
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path = [mainBundle pathForResource:BIN_LOADER_TAPE ofType:nil];
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file = BIN_LOADER_TAPE;
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field = [ifStepper intValue];
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addr = 07777;
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break;
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case RK8E_BOOTCODE_TAG :
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path = [mainBundle pathForResource:RK8E_BOOTCODE_TAPE ofType:nil];
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file = RK8E_BOOTCODE_TAPE;
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field = 0;
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addr = 00027;
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break;
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default : /* to avoid compiler "used uninitialized" warning */
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path = file = nil;
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field = addr = 0;
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break;
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}
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error = [pdp8 loadPaperTape:path toField:field];
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if (error) {
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if (! path)
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path = [NSString stringWithFormat:NSLocalizedString(
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@"The resource file %@ is missing in the application bundle.", @""), file];
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NSAlert *alert = [[NSAlert alloc] init];
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[alert setAlertStyle:NSWarningAlertStyle];
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[alert setMessageText:error];
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[alert setInformativeText:path];
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[alert runModal];
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[alert release];
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} else if ([adjustPCCheckbox intValue]) {
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[pdp8 setPC:addr];
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[pdp8 setIF:field];
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[pdp8 setIB:field];
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}
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}
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@end
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