freebsd-skq/usr.sbin/pccard/pccardc/pccardmem.c
Poul-Henning Kamp f2b46629be The userland part of Andrew McRae's PCMCIA/PCCARD code.
This is not quite finished yet, and therefore I have not added it to the
usr.sbin/Makefile yet.
I collected a bunch of Andrews small programs into one: pccardc /phk

Reviewed by:	phk
Submitted by:	Andrew McRae <andrew@mega.com.au>
1995-08-24 09:03:04 +00:00

39 lines
600 B
C

#include <stdio.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include <pccard/card.h>
int
pccardmem_main(argc, argv)
int argc;
char *argv[];
{
int addr = 0;
int fd;
if (argc > 2)
{
fprintf(stderr, "usage: %s [ memory-address ]\n", argv[0]);
exit(1);
}
fd = open("/dev/card0", 0);
if (fd < 0)
{
perror("/dev/card0");
exit(1);
}
if (argc == 2)
{
if (sscanf(argv[1], "%x", &addr) != 1)
{
fprintf(stderr, "arg error\n");
exit(1);
}
}
if (ioctl(fd, PIOCRWMEM, &addr))
perror("ioctl");
else
printf("PCCARD Memory address set to 0x%x\n", addr);
exit(0);
}