PDP-8-E-Simulator/PC8E/PC8Eiot.c
2018-05-26 15:52:10 +12:00

125 lines
2.7 KiB
C

/*
* PDP-8/E Simulator
*
* Copyright © 1994-2015 Bernhard Baehr
*
* PC8Eiot.c - PC8-E Paper Tape Reader & Punch IOTs
*
* This file is part of PDP-8/E Simulator.
*
* PDP-8/E Simulator is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#import <Cocoa/Cocoa.h>
#define USE_PC8E_REGISTERS_DIRECTLY 1
#define USE_PDP8_REGISTERS_DIRECTLY 1
#import "PluginFramework/PluginAPI.h"
#import "PluginFramework/PDP8.h"
#import "PC8E.h"
#import "PC8Eiot.h"
void i6010 (void) /* RPE 6010 */
{
pdp8->IMASK |= PLUGIN_POINTER(PC8E)->inflag | PLUGIN_POINTER(PC8E)->outflag;
EXECUTION_TIME (12);
}
void i6011 (void) /* RSF 6011 */
{
if (pdp8->IOFLAGS & PLUGIN_POINTER(PC8E)->inflag)
pdp8->PC++;
EXECUTION_TIME (12);
}
unsigned s6011 (void) /* RSF 6011 skiptest */
{
return pdp8->IOFLAGS & PLUGIN_POINTER(PC8E)->inflag;
}
void i6012 (void) /* RRB 6012 */
{
pdp8->AC |= PLUGIN_POINTER(PC8E)->RBF;
pdp8->IOFLAGS &= ~PLUGIN_POINTER(PC8E)->inflag;
EXECUTION_TIME (12);
}
void i6014 (void) /* RFC 6014 */
{
pdp8->IOFLAGS &= ~PLUGIN_POINTER(PC8E)->inflag;
[PLUGIN_POINTER(PC8E) canContinueInput];
EXECUTION_TIME (12);
}
void i6016 (void) /* RCC 6016 */
{
pdp8->AC |= PLUGIN_POINTER(PC8E)->RBF;
i6014 ();
}
void i6020 (void) /* PCE 6020 */
{
pdp8->IMASK &= ~(PLUGIN_POINTER(PC8E)->inflag | PLUGIN_POINTER(PC8E)->outflag);
EXECUTION_TIME (12);
}
void i6021 (void) /* PSF 6021 */
{
if (pdp8->IOFLAGS & PLUGIN_POINTER(PC8E)->outflag)
pdp8->PC++;
EXECUTION_TIME (12);
}
unsigned s6021 (void) /* PSF 6021 skiptest */
{
return pdp8->IOFLAGS & PLUGIN_POINTER(PC8E)->outflag;
}
void i6022 (void) /* PCF 6022 */
{
pdp8->IOFLAGS &= ~PLUGIN_POINTER(PC8E)->outflag;
PLUGIN_POINTER(PC8E)->output = 0;
EXECUTION_TIME (12);
}
void i6024 (void) /* PPC 6024 */
{
PLUGIN_POINTER(PC8E)->output |= pdp8->AC & 0377;
[PLUGIN_POINTER(PC8E) canContinueOutput];
EXECUTION_TIME (12);
}
void i6026 (void) /* PLS 6026 */
{
pdp8->IOFLAGS &= ~PLUGIN_POINTER(PC8E)->outflag;
PLUGIN_POINTER(PC8E)->output = pdp8->AC & 0377;
[PLUGIN_POINTER(PC8E) canContinueOutput];
EXECUTION_TIME (12);
}