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add in new errstat subcommand (MTIOCSERRSTAT)

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This commit is contained in:
Matt Jacob 1998-12-19 20:23:37 +00:00
parent e4161ac711
commit 9b37fcd2ea
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=41945
1 changed files with 33 additions and 2 deletions
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35
usr.bin/mt/mt.c
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@ -42,7 +42,7 @@ static const char copyright[] =
static char sccsid[] = "@(#)mt.c 8.2 (Berkeley) 5/4/95";
#endif
static const char rcsid[] =
"$Id: mt.c,v 1.17 1998/12/18 02:02:20 mjacob Exp $";
"$Id: mt.c,v 1.18 1998/12/18 18:16:35 mjacob Exp $";
#endif /* not lint */
/*
@ -118,6 +118,7 @@ struct commands {
{ "rdspos", MTIOCRDSPOS, 0 },
{ "sethpos", MTIOCHLOCATE, 0, NEED_2ARGS|ZERO_ALLOWED },
{ "setspos", MTIOCSLOCATE, 0, NEED_2ARGS|ZERO_ALLOWED },
{ "errstat", MTIOCERRSTAT, 0 },
#endif /* defined(__FreeBSD__) */
{ NULL }
};
@ -225,13 +226,43 @@ main(argc, argv)
mt_com.mt_count = 1;
#if defined(__FreeBSD__)
switch (comp->c_code) {
case MTIOCERRSTAT:
{
int i;
union mterrstat umn;
struct scsi_tape_errors *s = &umn.scsi_errstat;
if (ioctl(mtfd, comp->c_code, (caddr_t)&umn) < 0)
err(2, "%s", tape);
(void)printf("Last I/O Residual: %u\n", s->io_resid);
(void)printf(" Last I/O Sense:\n\n\t");
for (i = 0; i < sizeof (s->io_sense); i++) {
(void)printf(" %02X", s->io_sense[i]);
if (((i + 1) & 0xf) == 0) {
(void)printf("\n\t");
}
}
(void)printf("\n");
(void)printf("Last Control Residual: %u\n",
s->ctl_resid);
(void)printf(" Last Control Sense:\n\n\t");
for (i = 0; i < sizeof (s->ctl_sense); i++) {
(void)printf(" %02X", s->ctl_sense[i]);
if (((i + 1) & 0xf) == 0) {
(void)printf("\n\t");
}
}
(void)printf("\n\n");
exit(0);
/* NOTREACHED */
}
case MTIOCRDHPOS:
case MTIOCRDSPOS:
{
u_int32_t block;
if (ioctl(mtfd, comp->c_code, (caddr_t)&block) < 0)
err(2, "%s", tape);
printf("%s: %s block location %u\n", tape,
(void)printf("%s: %s block location %u\n", tape,
(comp->c_code == MTIOCRDHPOS)? "hardware" :
"logical", block);
exit(0);