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Length: 939 (0x3ab)
Types: TextFile
Notes: UNIX file
Names: »asy.c«
└─⟦f27320a65⟧ Bits:30001972 Commodore 900 hard disk image with partial source code
└─⟦2d53db1df⟧ UNIX Filesystem
└─⟦this⟧ »frankh/src/asy.c«
#include <stdio.h>
#define PBCS 0x93 /* Z8036 #2 port B cmd & stat reg */
#define PBDDR 0x57
#define PCDD 0x0D
#define PCDATA 0x1F
#define PBDATA 0x1D
#define CLRIPIUS 0x20 /* Mask to clear IP and IUS */
#define MCCR 0x03
#define MICR 0x01
#define PBCSR 0x13
#define SIOCRC 0x0F
#define WR0B 0x101
#define WR1B 0x103
#define WR2B 0x105
#define WR3B 0x107
#define WR4B 0x109
#define WR5B 0x10B
#define WR6B 0x10D
#define WR7B 0x10F
#define WR8B 0x111
#define WR9B 0x113
#define WR10B 0x115
#define WR11B 0x117
#define WR12B 0x119
#define WR13B 0x11B
#define WR14B 0x11D
#define WR15B 0x11F
/*
*
*
*
*
*/
main()
{
register int fd;
int i, status;
unsigned int tmp;
initio();
fd = open("/dev/port", 2);
printf("Begin . . .\n");
printf("wr12 = %x\n", inb(fd, WR12B));
printf("wr13 = %x\n", inb(fd, WR13B));
outb(fd, WR12B, 0x90);
outb(fd, WR4B, 0x0C);
outb(fd, WR8B, 0x41);
cloio();
}