freebsd-skq/sbin/scsiformat/scsiformat.c

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/*-
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This software was developed by the Computer Systems Engineering group
* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
* contributed to Berkeley.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)scsiformat.c 5.5 (Berkeley) 4/2/94
*/
#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1992, 1993\n\
The Regents of the University of California. All rights reserved.\n";
#endif /* not lint */
#ifndef lint
static char sccsid[] = "@(#)scsiformat.c 5.5 (Berkeley) 4/2/94";
#endif /* not lint */
#include <sys/param.h>
#include <sys/ioctl.h>
#include <dev/scsi/scsi.h>
#include <dev/scsi/disk.h>
#include <dev/scsi/disktape.h>
#include <dev/scsi/scsi_ioctl.h>
#define COMPAT_HPSCSI
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
int fd;
char *device;
void scsi_str __P((char *, char *, int));
void do_command __P((int, struct scsi_cdb *, void *, int));
void do_format __P((void));
void print_capacity __P((void));
void print_inquiry __P((void));
void prflags __P((int, const char *));
u_char *print_mode_page __P((u_char *));
void print_mode_sense __P((void));
void usage __P((void));
#define N2(c, d) (((c) << 8) | (d))
#define N3(b, c, d) (((b) << 16) | N2(c, d))
#define N4(a, b, c, d) (((a) << 24) | N3(b, c, d))
int sense_pctl;
int
main(argc, argv)
int argc;
char *argv[];
{
extern char *optarg;
int ch, readonly;
readonly = 0;
sense_pctl = SCSI_MSENSE_PCTL_CUR;
while ((ch = getopt(argc, argv, "rp:")) != EOF) {
switch(ch) {
case 'r':
readonly = 1;
break;
case 'p': /* mode sense page control */
switch (*optarg) {
case 'c':
sense_pctl = SCSI_MSENSE_PCTL_CUR;
break;
case 'd':
sense_pctl = SCSI_MSENSE_PCTL_DFLT;
break;
case 's':
sense_pctl = SCSI_MSENSE_PCTL_SAVED;
break;
case 'v':
(void)printf(
"*** note: for variable parameters, 1-bit means ``can write here''\n");
sense_pctl = SCSI_MSENSE_PCTL_VAR;
break;
}
/* FALLTHROUGH */
case '?':
default:
usage();
}
}
argc -= optind;
argv += optind;
if (argc != 1)
usage();
device = *argv;
fd = open(device, readonly ? O_RDONLY : O_RDWR, 0);
if (fd < 0) {
(void)fprintf(stderr,
"scsiformat: %s: %s\n", device, strerror(errno));
exit(1);
}
print_inquiry();
print_capacity();
print_mode_sense();
if (!readonly)
do_format();
exit(0);
}
/*
* Copy a counted string, trimming trailing blanks, and turning the
* result into a C-style string.
*/
void
scsi_str(src, dst, len)
register char *src, *dst;
register int len;
{
while (src[len - 1] == ' ') {
if (--len == 0) {
*dst = 0;
return;
}
}
bcopy(src, dst, len);
dst[len] = 0;
}
void
print_inquiry()
{
register struct scsi_inq_ansi *si;
int ver;
struct scsi_inquiry inqbuf;
char vendor[10], product[17], rev[5];
static struct scsi_cdb inq = {
CMD_INQUIRY, 0, 0, 0, sizeof(inqbuf), 0
};
do_command(fd, &inq, &inqbuf, sizeof(inqbuf));
(void)printf("%s: ", device);
ver = (inqbuf.si_version >> VER_ANSI_SHIFT) & VER_ANSI_MASK;
if (ver != 1 && ver != 2) {
(void)printf("type 0x%x, qual 0x%x, ver 0x%x (ansi %d)\n",
inqbuf.si_type, inqbuf.si_qual, inqbuf.si_version, ver);
return;
}
si = (struct scsi_inq_ansi *)&inqbuf;
switch (si->si_type & TYPE_TYPE_MASK) {
case TYPE_DAD:
(void)printf("(disk)");
break;
case TYPE_WORM:
(void)printf("(WORM)");
break;
case TYPE_ROM:
(void)printf("(CD-ROM)");
break;
case TYPE_MO:
(void)printf("(MO-DISK)");
break;
case TYPE_JUKEBOX:
(void)printf("(jukebox)");
break;
default:
(void)printf("(??)");
break;
}
scsi_str(si->si_vendor, vendor, sizeof(si->si_vendor));
scsi_str(si->si_product, product, sizeof(si->si_product));
scsi_str(si->si_rev, rev, sizeof(si->si_rev));
(void)printf(" %s %s rev %s:", vendor, product, rev);
}
void
print_capacity()
{
struct scsi_rc rc; /* for READ CAPACITY */
static struct scsi_cdb cap = { CMD_READ_CAPACITY };
do_command(fd, &cap, &rc, sizeof(rc));
(void)printf(" %d blocks of %d bytes each\n",
N4(rc.rc_lbah, rc.rc_lbahm, rc.rc_lbalm, rc.rc_lbal) + 1,
N4(rc.rc_blh, rc.rc_blhm, rc.rc_bllm, rc.rc_bll));
}
void
print_mode_sense()
{
register u_char *cp, *ep;
register struct scsi_ms_bd *bd;
register int n, i, l, len, bdlen;
#ifdef TEN_BYTE_SENSE
struct {
struct scsi_ms10 ms;
u_char p[1023 - sizeof(struct scsi_ms10)];
} msbuf;
static struct scsi_cdb modesense = {
CMD_MODE_SENSE10, SCSI_MSENSE_DBD, 0, 0, 0, 0, 0,
sizeof(msbuf) >> 8, sizeof (msbuf), 0
};
CDB10(&modesense)->cdb_lbam = sense_pctl | SCSI_MS_PC_ALL;
do_command(fd, &modesense, &msbuf, sizeof(msbuf));
len = N2(msbuf.ms.ms_lenh, msbuf.ms.ms_lenl);
bdlen = N2(msbuf.ms.ms_bdlh, msbuf.ms.ms_bdll);
#else
struct {
struct scsi_ms6 ms;
u_char p[255 - sizeof(struct scsi_ms6)];
} msbuf;
static struct scsi_cdb modesense = {
CMD_MODE_SENSE6, 0, 0, 0, sizeof(msbuf), 0
};
CDB6(&modesense)->cdb_lbam = sense_pctl | SCSI_MS_PC_ALL;
do_command(fd, &modesense, &msbuf, sizeof(msbuf));
len = msbuf.ms.ms_len;
bdlen = msbuf.ms.ms_bdl;
#endif
(void)printf("\n%d bytes of mode sense data. ", len);
(void)printf("medium type 0x%x, %swrite protected\n",
msbuf.ms.ms_mt, msbuf.ms.ms_dsp & SCSI_MS_DSP_WP ? "" : "not ");
if ((n = bdlen) != 0) {
bd = (struct scsi_ms_bd *)msbuf.p;
for (n /= sizeof(*bd); --n >= 0; bd++) {
(void)printf("\tdensity code 0x%x, ", bd->bd_dc);
i = N3(bd->bd_nbh, bd->bd_nbm, bd->bd_nbl);
l = N3(bd->bd_blh, bd->bd_blm, bd->bd_bll);
if (i)
(void)printf("%d blocks of length %d\n", i, l);
else
(void)printf("all blocks of length %d\n", l);
}
}
/*
* Sense header lengths includes the sense header, while mode page
* lengths do not ... let's hear it for consistency!
*/
cp = msbuf.p + bdlen;
ep = msbuf.p + len - sizeof(msbuf.ms);
while (cp < ep)
cp = print_mode_page(cp);
}
void
prflags(v, cp)
int v;
register const char *cp;
{
register const char *np;
char f, sep;
for (sep = '<'; (f = *cp++) != 0; cp = np) {
for (np = cp; *np >= ' ';)
np++;
if ((v & (1 << (f - 1))) == 0)
continue;
printf("%c%.*s", sep, np - cp, cp);
sep = ',';
}
if (sep != '<')
putchar('>');
}
static char *
cache_policy(x)
int x;
{
static char rsvd[30];
switch (x) {
case SCSI_CACHE_DEFAULT:
return ("default");
case SCSI_CACHE_KEEPPF:
return ("toss cmd data, save prefetch");
case SCSI_CACHE_KEEPCMD:
return ("toss prefetch data, save cmd");
default:
(void)sprintf(rsvd, "reserved %d", x);
return (rsvd);
}
/* NOTREACHED */
}
u_char *
print_mode_page(cp)
u_char *cp;
{
register struct scsi_ms_page_hdr *mp;
int len, code, i;
u_char *tp;
const char *s;
mp = (struct scsi_ms_page_hdr *)cp;
code = mp->mp_psc & SCSI_MS_PC_MASK;
len = mp->mp_len;
(void)printf("\npage type %d%s (%d bytes): ",
code, mp->mp_psc & SCSI_MS_MP_SAVEABLE ? " (saveable)" : "", len);
switch (code) {
case SCSI_MS_PC_RWERRREC:
#define rw ((struct scsi_page_rwerrrec *)(mp + 1))
(void)printf("Read/Write Error Recovery parameters.\n");
(void)printf("\tflags = 0x%x", rw->rw_flags);
prflags(rw->rw_flags,
"\10AWRE\7ARRE\6TB\5RC\4EER\3PER\2DTE\1DCR");
(void)printf(",\n\t%d read retries, %d correction span bits,\n",
rw->rw_read_retry, rw->rw_corr_span);
(void)printf("\t%d head offsets, %d data strobe offsets%s\n",
rw->rw_hd_off, rw->rw_ds_off, len > 6 ? "," : ".");
if (len <= 6)
break;
(void)printf("\t%d write retries, ", rw->rw_write_retry);
i = N2(rw->rw_rtlh, rw->rw_rtll);
if (i != 0xffff)
(void)printf("%d", i);
else
(void)printf("no");
(void)printf(" recovery time limit.\n");
break;
#undef rw
case SCSI_MS_PC_DR:
#define dr ((struct scsi_page_dr *)(mp + 1))
(void)printf("Disconnect/Reconnect control.\n");
(void)printf("\tbuffer full ratio %d, buffer empty ratio %d,\n",
dr->dr_full, dr->dr_empty);
(void)printf("\ttime limits: %d bus inactivity, ",
N2(dr->dr_inacth, dr->dr_inactl));
(void)printf("%d disconnect, %d connect.\n",
N2(dr->dr_disconh, dr->dr_disconl),
N2(dr->dr_conh, dr->dr_conl));
(void)printf("\tmaximum burst size %d,\n",
N2(dr->dr_bursth, dr->dr_burstl));
switch (dr->dr_dtdc & SCSI_DR_DTDC_MASK) {
case SCSI_DR_DTDC_NONE:
s = "never";
break;
case SCSI_DR_DTDC_NOTDATA:
s = "during data transfer";
break;
case SCSI_DR_DTDC_RSVD:
s = "???";
break;
case SCSI_DR_DTDC_NOTD2:
s = "during and after data transfer";
break;
}
(void)printf("\tsuppress disconnect %s.\n", s);
break;
#undef dr
case SCSI_MS_PC_FMT:
#define fmt ((struct scsi_page_fmt *)(mp + 1))
(void)printf("Format parameters.\n");
(void)printf("\t%d tracks/zone, %d alt.sect./zone, ",
N2(fmt->fmt_tpzh, fmt->fmt_tpzl),
N2(fmt->fmt_aspzh, fmt->fmt_aspzl));
(void)printf("%d alt.tracks/zone,\n\t%d alt.tracks/vol., ",
N2(fmt->fmt_atpzh, fmt->fmt_atpzl),
N2(fmt->fmt_atpvh, fmt->fmt_atpvl));
(void)printf("%d sectors/track, %d bytes/phys.sector,\n",
N2(fmt->fmt_spth, fmt->fmt_sptl),
N2(fmt->fmt_dbppsh, fmt->fmt_dbppsl));
(void)printf("\tinterleave %d, track skew %d, cyl.skew %d,\n",
N2(fmt->fmt_ilh, fmt->fmt_ill),
N2(fmt->fmt_tsfh, fmt->fmt_tsfl),
N2(fmt->fmt_csfh, fmt->fmt_csfl));
(void)printf("\tdrive flags 0x%x", fmt->fmt_flags);
prflags(fmt->fmt_flags, "\10SSEC\7HSEC\6RMB\5SURF");
(void)printf(".\n");
break;
#undef fmt
case SCSI_MS_PC_RDGEOM:
#define rd ((struct scsi_page_rdgeom *)(mp + 1))
(void)printf("Disk Geometry parameters.\n");
(void)printf("\t%d cylinders, %d heads,\n",
N3(rd->rd_ncylh, rd->rd_ncylm, rd->rd_ncyll),
rd->rd_nheads);
(void)printf("\tstart write precompensation at cyl %d,\n",
N3(rd->rd_wpcylh, rd->rd_wpcylm, rd->rd_wpcyll));
(void)printf("\tstart reduced write current at cyl %d,\n",
N3(rd->rd_rwcylh, rd->rd_rwcylm, rd->rd_rwcyll));
(void)printf("\tseek step rate %f us, landing zone cyl %d,\n",
N2(rd->rd_steph, rd->rd_stepl) * 0.1,
N3(rd->rd_lcylh, rd->rd_lcylm, rd->rd_lcyll));
switch (rd->rd_rpl & SCSI_RD_RPL_MASK) {
case SCSI_RD_RPL_NONE:
s = "disabled or unsupported";
break;
case SCSI_RD_RPL_SLAVE:
s = "slave";
break;
case SCSI_RD_RPL_MASTER:
s = "master";
break;
case SCSI_RD_RPL_MCONTROL:
s = "master control";
break;
}
(void)printf("\trotational synch %s, offset %d/256%s\n",
s, rd->rd_roff, len > 18 ? "," : ".");
if (len > 18)
(void)printf("\trotation %d rpm.\n",
N2(rd->rd_rpmh, rd->rd_rpml));
break;
#undef rd
case SCSI_MS_PC_VERRREC:
#define v ((struct scsi_page_verrrec *)(mp + 1))
(void)printf("Verify Error Recovery parameters.\n");
(void)printf("\tflags = 0x%x", v->v_flags);
prflags(v->v_flags, "\4EER\3PER\2DTE\1DCR");
(void)printf(",\n\t%d verify retries, %d %s span bits,\n\t",
v->v_verify_retry, v->v_corr_span, "correction");
(void)printf("%d recovery time limit.\n",
N2(v->v_rtlh, v->v_rtll));
break;
#undef v
case SCSI_MS_PC_CACHE:
#define cache ((struct scsi_page_cache *)(mp + 1))
(void)printf("Caching Page.\n");
(void)printf("\tflags = 0x%x", cache->cache_flags);
prflags(cache->cache_flags, "\3WCE\2MF\1RCD");
(void)printf(
",\n\tread retention = %s, write retention = %s,\n",
cache_policy(SCSI_CACHE_RDPOLICY(cache->cache_reten)),
cache_policy(SCSI_CACHE_WRPOLICY(cache->cache_reten)));
(void)printf("\tdisable prefetch transfer length = %d,\n",
N2(cache->cache_dptlh, cache->cache_dptll));
(void)printf("\tmin prefetch = %d, max prefetch = %d, ",
N2(cache->cache_minpfh, cache->cache_minpfl),
N2(cache->cache_maxpfh, cache->cache_maxpfl));
(void)printf("max prefetch ceiling = %d.\n",
N2(cache->cache_mpch, cache->cache_mpcl));
break;
#undef cache
case SCSI_MS_PC_CTLMODE:
#define cm ((struct scsi_page_ctlmode *)(mp + 1))
(void)printf("Control Mode Page.\n");
(void)printf("\t%s report log-activity error conditions,\n",
cm->cm_rlec & SCSI_CM_RLEC ? "do" : "do not");
(void)printf("\tqueue algorithm modifier = %d, flags = 0x%x",
SCSI_CM_QMOD(cm->cm_qctl),
cm->cm_qctl & (SCSI_CM_QERR|SCSI_CM_DQUE));
prflags(cm->cm_qctl, "\2QERR\1DQUE");
(void)printf(",\n\tECA/AEN flags = 0x%x", cm->cm_ecaaen);
prflags(cm->cm_ecaaen, "\10ECA\3RAENP\2UUAENP\1EAENP");
(void)printf(", AEN holdoff period = %d ms.\n",
N2(cm->cm_aenholdh, cm->cm_aenholdl));
break;
#undef cm
/*
* Vendor Unique, but what the heck.
*/
case SCSI_MS_PC_CDCCACHECTL:
#define ccm ((struct scsi_page_CDCcachectlmode *)(mp + 1))
(void)printf("CDC-specific Cache Control Mode Page.\n");
(void)printf("\tflags = 0x%x", ccm->ccm_flags);
prflags(ccm->ccm_flags, "\7WIE\5ENABLE");
(void)printf(", table size = %d, prefetch threshold = %d\n",
SCSI_CDC_CCM_TBLSZ(ccm->ccm_flags),
ccm->ccm_pfthresh);
(void)printf("\tmaximum %s = %d, maximum %s = %d,\n",
"threshold", ccm->ccm_maxthresh,
"prefetch multiplier", ccm->ccm_maxpfmult);
(void)printf("\tminimum %s = %d, minimum %s = %d.\n",
"threshold", ccm->ccm_minthresh,
"prefetch multiplier", ccm->ccm_minpfmult);
break;
#undef ccm
default:
(void)printf("Unknown page type.");
for (tp = cp + sizeof(*mp), i = 0; i < len; ++i) {
if ((i & 7) == 0)
(void)printf("\n\t%2d: ", i);
(void)printf(" %02x", *tp++);
}
(void)printf(".\n");
break;
}
return (cp + sizeof(*mp) + len);
}
void
pr_sense(fd)
int fd;
{
static struct scsi_fmt_sense s;
register struct scsi_sense *sn;
if (ioctl(fd, SDIOCSENSE, &s) < 0)
(void)fprintf(stderr,
"scsiformat: SDIOCSENSE: %s\n", strerror(errno));
(void)printf("scsi status 0x%x", s.status);
if (s.status & STS_CHECKCOND) {
sn = (struct scsi_sense *)s.sense;
(void)printf(" sense class %d, code %d",
SENSE_ECLASS(sn), SENSE_ECODE(sn));
if (SENSE_ISXSENSE(sn)) {
(void)printf(", key %d", XSENSE_KEY(sn));
if (XSENSE_IVALID(sn))
(void)printf(", blk %d", XSENSE_INFO(sn));
}
}
(void)printf("\n");
}
void
do_format()
{
struct {
struct scsi_ms6 ms; /* mode select header */
struct scsi_ms_bd bd; /* block descriptor */
struct scsi_ms_page_hdr mp; /* ctl mode page hdr */
struct scsi_page_ctlmode cm; /* ctl mode page */
u_char pad[4]; /* ??? */
} msel;
u_char fmtbuf[128];
static struct scsi_cdb modeselect = {
CMD_MODE_SELECT6,
SCSI_MSEL_SCSI2_DATA | SCSI_MSEL_SAVEPAGES, 0, 0,
sizeof(msel), 0
};
static struct scsi_cdb format = { CMD_FORMAT_UNIT };
/* want mostly 0s; set them all zero here */
bzero(&msel, sizeof(msel));
/* one block descriptor */
msel.ms.ms_bdl = sizeof(struct scsi_ms_bd);
/* block length = 512 bytes */
msel.bd.bd_blm = 512 / 256;
msel.bd.bd_bll = 512 % 256;
/*
* In the following, the mystery pad region is copied from
* the original driver. I have no idea what it is for.
* (Anyone got SCSI-2 documents?)
*/
/* mode page parameters: report log-activity exception conditions */
msel.mp.mp_psc = SCSI_MS_PC_CTLMODE;
msel.mp.mp_len = sizeof(msel.cm) + sizeof(msel.pad);
msel.cm.cm_rlec = SCSI_CM_RLEC;
do_command(fd, &modeselect, &msel, sizeof(msel));
bzero(fmtbuf, sizeof(fmtbuf));
do_command(fd, &format, fmtbuf, sizeof(fmtbuf));
}
void
do_command(fd, cdb, buf, len)
int fd;
struct scsi_cdb *cdb;
void *buf;
int len;
{
static int on = 1, off = 0;
int user, ret;
bzero(buf, len);
if (ioctl(fd, SDIOCSFORMAT, &on) < 0) {
(void)fprintf(stderr,
"scsiformat: SDIOCSFORMAT (on): %s\n", strerror(errno));
if (ioctl(fd, SDIOCGFORMAT, &user) == 0 && user != 0)
(void)fprintf(stderr, "scsiformat: pid %d has it\n",
user);
return;
}
ret = ioctl(fd, SDIOCSCSICOMMAND, cdb);
#ifdef COMPAT_HPSCSI
if (ret < 0) {
static const char scsicmdlen[8] = { 6, 10, 0, 0, 0, 12, 0, 0 };
#define SCSICMDLEN(cmd) scsicmdlen[(cmd) >> 5]
struct scsi_fmt_cdb {
int len;
u_char cdb[28];
} sc;
#define OSDIOCSCSICOMMAND _IOW('S', 0x3, struct scsi_fmt_cdb)
sc.len = SCSICMDLEN(cdb->cdb_bytes[0]);
bcopy(cdb->cdb_bytes, sc.cdb, sc.len);
ret = ioctl(fd, OSDIOCSCSICOMMAND, &sc);
}
#endif
if (ret < 0)
(void)fprintf(stderr,
"scsiformat: SDIOCSCSICOMMAND: %s\n", strerror(errno));
else if (read(fd, buf, len) < 0) {
(void)fprintf(stderr,
"scsiformat: read: %s\n", strerror(errno));
pr_sense(fd);
}
if (ioctl(fd, SDIOCSFORMAT, &off) < 0)
(void)fprintf(stderr,
"scsiformat: SDIOCSFORMAT (off): %s\n", strerror(errno));
}
void
usage()
{
(void)fprintf(stderr, "usage: scsiformat [-r] [-p c|d|s|v] device\n");
exit(1);
}