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Convert to new-style autoconfiguration; old-style config is no longer 

supported.
This commit is contained in:
thorpej 1997-01-30 09:14:10 +00:00
parent f19d55d659
commit 9bb27910a9
12 changed files with 1431 additions and 1428 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

221
sys/arch/hp300/dev/ac.c
View File

@ -1,6 +1,7 @@
/* $NetBSD: ac.c,v 1.6 1996/10/13 03:14:05 christos Exp $ */
/* $NetBSD: ac.c,v 1.7 1997/01/30 09:14:10 thorpej Exp $ */
/*
* Copyright (c) 1996, 1997 Jason R. Thorpe. All rights reserved.
* Copyright (c) 1991 University of Utah.
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
@ -51,42 +52,34 @@
* never uses it.
*/
#include "ac.h"
#if NAC > 0
#include <sys/param.h>
#include <sys/buf.h>
#include <sys/errno.h>
#include <sys/ioctl.h>
#include <sys/kernel.h>
#include <sys/malloc.h>
#include <sys/device.h>
#include <hp300/dev/device.h>
#include <hp300/dev/scsireg.h>
#include <hp300/dev/scsivar.h>
#include <hp300/dev/acioctl.h>
#include <hp300/dev/acvar.h>
extern int scsi_test_unit_rdy();
extern int scsi_request_sense();
extern int scsiustart();
extern int scsigo();
extern void scsifree();
extern void scsireset();
extern void scsi_delay();
extern void scsi_str __P((char *, char *, size_t));
int acmatch __P((struct device *, struct cfdata *, void *));
void acattach __P((struct device *, struct device *, void *));
extern int scsi_immed_command();
int acmatch(), acstart(), acgo(), acintr();
void acattach();
struct driver acdriver = {
acmatch, acattach, "ac", acstart, acgo, acintr,
struct cfattach ac_ca = {
sizeof(struct ac_softc), acmatch, acattach
};
struct ac_softc ac_softc[NAC];
static struct buf acbuf[NAC];
static struct scsi_fmt_cdb accmd[NAC];
struct cfdriver ac_cd = {
NULL, "ac", DV_DULL
};
void acstart __P((void *));
void acgo __P((void *));
void acintr __P((void *, int));
#ifdef DEBUG
int ac_debug = 0x0000;
@ -95,108 +88,52 @@ int ac_debug = 0x0000;
#endif
int
acmatch(hd)
register struct hp_device *hd;
acmatch(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
int unit = hd->hp_unit;
register struct ac_softc *sc = &ac_softc[unit];
struct oscsi_attach_args *osa = aux;
sc->sc_hd = hd;
sc->sc_punit = hd->hp_flags & 7;
if (acident(sc, hd, 0) < 0)
if (osa->osa_inqbuf->type != 8 || osa->osa_inqbuf->qual != 0x80 ||
osa->osa_inqbuf->version != 2)
return (0);
return (1);
}
void
acattach(hd)
register struct hp_device *hd;
acattach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
int unit = hd->hp_unit;
register struct ac_softc *sc = &ac_softc[unit];
struct ac_softc *sc = (struct ac_softc *)self;
struct oscsi_attach_args *osa = aux;
(void)acident(sc, hd, 1); /* XXX Ick. */
printf("\n");
sc->sc_dq.dq_softc = sc;
sc->sc_dq.dq_unit = unit;
sc->sc_dq.dq_ctlr = hd->hp_ctlr;
sc->sc_dq.dq_slave = hd->hp_slave;
sc->sc_dq.dq_driver = &acdriver;
sc->sc_bp = &acbuf[unit];
sc->sc_cmd = &accmd[unit];
sc->sc_flags = ACF_ALIVE;
}
sc->sc_target = osa->osa_target;
sc->sc_lun = osa->osa_lun;
acident(sc, hd, verbose)
register struct ac_softc *sc;
register struct hp_device *hd;
int verbose;
{
int unit;
register int ctlr, slave;
int i, stat;
int tries = 5;
struct scsi_inquiry inqbuf;
char vendor[9], product[17], revision[5];
static struct scsi_fmt_cdb inq = {
6,
CMD_INQUIRY, 0, 0, 0, sizeof(inqbuf), 0
};
/* Initialize SCSI queue entry. */
sc->sc_sq.sq_softc = sc;
sc->sc_sq.sq_target = sc->sc_target;
sc->sc_sq.sq_lun = sc->sc_lun;
sc->sc_sq.sq_start = acstart;
sc->sc_sq.sq_go = acgo;
sc->sc_sq.sq_intr = acintr;
ctlr = hd->hp_ctlr;
slave = hd->hp_slave;
unit = sc->sc_punit;
scsi_delay(-1);
sc->sc_bp = (struct buf *)malloc(sizeof(struct buf),
M_DEVBUF, M_NOWAIT);
sc->sc_cmd = (struct scsi_fmt_cdb *)malloc(sizeof(struct scsi_fmt_cdb),
M_DEVBUF, M_NOWAIT);
/*
* See if device is ready
*/
while ((i = scsi_test_unit_rdy(ctlr, slave, unit)) != 0) {
if (i == -1 || --tries < 0)
/* doesn't exist or not a CCS device */
goto failed;
if (i == STS_CHECKCOND) {
u_char sensebuf[128];
struct scsi_xsense *sp;
scsi_request_sense(ctlr, slave, unit,
sensebuf, sizeof(sensebuf));
sp = (struct scsi_xsense *) sensebuf;
if (sp->class == 7 && sp->key == 6)
/* drive doing an RTZ -- give it a while */
DELAY(1000000);
}
DELAY(1000);
if (sc->sc_bp == NULL || sc->sc_cmd == NULL) {
printf("%s: memory allocation failed\n", sc->sc_dev.dv_xname);
return;
}
/*
* Find out if it is an autochanger
*/
if (scsi_immed_command(ctlr, slave, unit, &inq,
(u_char *)&inqbuf, sizeof(inqbuf), B_READ))
goto failed;
if (inqbuf.type != 8 || inqbuf.qual != 0x80 || inqbuf.version != 2)
goto failed;
/*
* Get a usable id string
*/
bzero(vendor, sizeof(vendor));
bzero(product, sizeof(product));
bzero(revision, sizeof(revision));
scsi_str(inqbuf.vendor_id, vendor, sizeof(inqbuf.vendor_id));
scsi_str(inqbuf.product_id, product, sizeof(inqbuf.product_id));
scsi_str(inqbuf.rev, revision, sizeof(inqbuf.rev));
if (verbose)
printf(": <%s, %s, %s>\n", vendor, product, revision);
scsi_delay(0);
return(inqbuf.type);
failed:
scsi_delay(0);
return(-1);
sc->sc_flags = ACF_ALIVE;
}
/*ARGSUSED*/
@ -206,13 +143,17 @@ acopen(dev, flag, mode, p)
struct proc *p;
{
register int unit = minor(dev);
register struct ac_softc *sc = &ac_softc[unit];
struct ac_softc *sc;
int error = 0;
if (unit >= NAC || (sc->sc_flags & ACF_ALIVE) == 0)
return(ENXIO);
if (unit >= ac_cd.cd_ndevs ||
(sc = ac_cd.cd_devs[unit]) == NULL ||
(sc->sc_flags & ACF_ALIVE) == 0)
return (ENXIO);
if (sc->sc_flags & ACF_OPEN)
return(EBUSY);
return (EBUSY);
/*
* Since acgeteinfo can block we mark the changer open now.
*/
@ -221,7 +162,7 @@ acopen(dev, flag, mode, p)
sc->sc_flags &= ~ACF_OPEN;
return(EIO);
}
return(0);
return (0);
}
/*ARGSUSED*/
@ -230,9 +171,10 @@ acclose(dev, flag, mode, p)
int flag, mode;
struct proc *p;
{
struct ac_softc *sc = &ac_softc[minor(dev)];
struct ac_softc *sc = ac_cd.cd_devs[minor(dev)];
sc->sc_flags &= ~ACF_OPEN;
return (0);
}
#define ACRESLEN(ep) \
@ -246,7 +188,7 @@ acioctl(dev, cmd, data, flag, p)
int flag;
struct proc *p;
{
register struct ac_softc *sc = &ac_softc[minor(dev)];
struct ac_softc *sc = ac_cd.cd_devs[minor(dev)];
char *dp;
int dlen, error = 0;
@ -323,7 +265,7 @@ accommand(dev, command, bufp, buflen)
int buflen;
{
int unit = minor(dev);
register struct ac_softc *sc = &ac_softc[unit];
struct ac_softc *sc = ac_cd.cd_devs[unit];
register struct buf *bp = sc->sc_bp;
register struct scsi_fmt_cdb *cmd = sc->sc_cmd;
int error;
@ -379,38 +321,41 @@ accommand(dev, command, bufp, buflen)
bp->b_resid = 0;
bp->b_blkno = 0;
bp->b_error = 0;
if (scsireq(&sc->sc_dq))
acstart(unit);
if (scsireq(sc->sc_dev.dv_parent, &sc->sc_sq))
acstart(sc);
error = biowait(bp);
sc->sc_flags &= ~ACF_ACTIVE;
return (error);
}
acstart(unit)
int unit;
void
acstart(arg)
void *arg;
{
struct ac_softc *sc = arg;
#ifdef DEBUG
if (ac_debug & ACD_FOLLOW)
printf("acstart(unit=%x)\n", unit);
#endif
if (scsiustart(ac_softc[unit].sc_hd->hp_ctlr))
acgo(unit);
if (scsiustart(sc->sc_dev.dv_parent->dv_unit))
acgo(arg);
}
acgo(unit)
int unit;
void
acgo(arg)
void *arg;
{
register struct ac_softc *sc = &ac_softc[unit];
struct ac_softc *sc = arg;
register struct buf *bp = sc->sc_bp;
struct hp_device *hp = sc->sc_hd;
int stat;
#ifdef DEBUG
if (ac_debug & ACD_FOLLOW)
printf("acgo(unit=%x): ", unit);
#endif
stat = scsigo(hp->hp_ctlr, hp->hp_slave, sc->sc_punit,
bp, sc->sc_cmd, 0);
stat = scsigo(sc->sc_dev.dv_parent->dv_unit, sc->sc_target,
sc->sc_lun, bp, sc->sc_cmd, 0);
#ifdef DEBUG
if (ac_debug & ACD_FOLLOW)
printf("scsigo returns %x\n", stat);
@ -419,10 +364,11 @@ acgo(unit)
bp->b_error = EIO;
bp->b_flags |= B_ERROR;
(void) biodone(bp);
scsifree(&sc->sc_dq);
scsifree(sc->sc_dev.dv_parent, &sc->sc_sq);
}
}
void
acintr(arg, stat)
void *arg;
int stat;
@ -431,7 +377,7 @@ acintr(arg, stat)
register struct buf *bp = sc->sc_bp;
u_char sensebuf[78];
struct scsi_xsense *sp;
int unit = sc->sc_hd->hp_unit;
int unit = sc->sc_dev.dv_unit;
#ifdef DEBUG
if (ac_debug & ACD_FOLLOW)
@ -442,27 +388,27 @@ acintr(arg, stat)
bp->b_resid = 0;
break;
case STS_CHECKCOND:
scsi_request_sense(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave,
sc->sc_punit, sensebuf, sizeof sensebuf);
scsi_request_sense(sc->sc_dev.dv_parent->dv_unit,
sc->sc_target, sc->sc_lun, sensebuf, sizeof sensebuf);
sp = (struct scsi_xsense *)sensebuf;
printf("%s: acintr sense key=%x, ac=%x, acq=%x\n",
sc->sc_hd->hp_xname, sp->key, sp->info4, sp->len);
sc->sc_dev.dv_xname, sp->key, sp->info4, sp->len);
bp->b_flags |= B_ERROR;
bp->b_error = EIO;
break;
default:
printf("%s: acintr unknown status 0x%x\n", sc->sc_hd->hp_xname,
printf("%s: acintr unknown status 0x%x\n", sc->sc_dev.dv_xname,
stat);
break;
}
(void) biodone(sc->sc_bp);
scsifree(&sc->sc_dq);
scsifree(sc->sc_dev.dv_parent, &sc->sc_sq);
}
acgeteinfo(dev)
dev_t dev;
{
register struct ac_softc *sc = &ac_softc[minor(dev)];
struct ac_softc *sc = ac_cd.cd_devs[minor(dev)];
register char *bp;
char msbuf[48];
int error;
@ -550,4 +496,3 @@ acconvert(sbuf, dbuf, ne)
#endif
}
}
#endif

9
sys/arch/hp300/dev/acvar.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: acvar.h,v 1.2 1994/10/26 07:23:27 cgd Exp $ */
/* $NetBSD: acvar.h,v 1.3 1997/01/30 09:14:11 thorpej Exp $ */
/*
* Copyright (c) 1991 University of Utah.
@ -43,14 +43,15 @@
*/
struct ac_softc {
struct hp_device *sc_hd;
struct device sc_dev;
int sc_target;
int sc_lun;
int sc_flags;
struct buf *sc_bp;
struct scsi_fmt_cdb *sc_cmd;
struct acinfo sc_einfo;
short sc_punit;
short sc_picker;
struct devqueue sc_dq;
struct scsiqueue sc_sq;
};
#define ACF_ALIVE 0x01

461
sys/arch/hp300/dev/ct.c
View File

@ -1,6 +1,7 @@
/* $NetBSD: ct.c,v 1.18 1996/10/14 07:14:11 thorpej Exp $ */
/* $NetBSD: ct.c,v 1.19 1997/01/30 09:14:12 thorpej Exp $ */
/*
* Copyright (c) 1996, 1997 Jason R. Thorpe. All rights reserved.
* Copyright (c) 1982, 1990, 1993
* The Regents of the University of California. All rights reserved.
*
@ -35,8 +36,6 @@
* @(#)ct.c 8.2 (Berkeley) 1/12/94
*/
#include "ct.h"
#if NCT > 0
/*
* CS80 cartridge tape driver (9144, 88140, 9145)
*
@ -57,21 +56,20 @@
#include <sys/mtio.h>
#include <sys/tprintf.h>
#include <sys/proc.h>
#include <sys/device.h>
#include <sys/conf.h>
#include <hp300/dev/hpibvar.h>
#include <hp300/dev/device.h>
#include <hp300/dev/ctreg.h>
/* number of eof marks to remember */
#define EOFS 128
int ctmatch(), ctstart(), ctgo(), ctintr();
void ctattach(), ctstrategy(), ctdone();
struct driver ctdriver = {
ctmatch, ctattach, "ct", ctstart, ctgo, ctintr,
};
struct ct_softc {
struct hp_device *sc_hd;
struct device sc_dev;
int sc_slave; /* HP-IB slave ID */
int sc_punit; /* physical unit */
struct ct_iocmd sc_ioc;
struct ct_rscmd sc_rsc;
struct ct_stat sc_stat;
@ -81,19 +79,20 @@ struct ct_softc {
struct ct_ulcmd sc_ul;
struct ct_wfmcmd sc_wfm;
struct ct_clearcmd sc_clear;
struct buf sc_tab;
struct buf *sc_bp;
struct buf sc_bufstore; /* XXX */
int sc_blkno;
int sc_cmd;
int sc_resid;
char *sc_addr;
int sc_flags;
short sc_type;
short sc_punit;
tpr_t sc_tpr;
struct devqueue sc_dq;
struct hpibqueue sc_hq; /* entry on hpib job queue */
int sc_eofp;
int sc_eofs[EOFS];
} ct_softc[NCT];
};
/* flags */
#define CTF_OPEN 0x01
@ -108,6 +107,35 @@ struct ct_softc {
#define CTF_CANSTREAM 0x200
#define CTF_WRTTN 0x400
int ctmatch __P((struct device *, struct cfdata *, void *));
void ctattach __P((struct device *, struct device *, void *));
struct cfattach ct_ca = {
sizeof(struct ct_softc), ctmatch, ctattach
};
struct cfdriver ct_cd = {
NULL, "ct", DV_TAPE
};
int ctident __P((struct device *, struct ct_softc *,
struct hpibbus_attach_args *));
void ctreset __P((struct ct_softc *));
void ctaddeof __P((struct ct_softc *));
void ctustart __P((struct ct_softc *));
void cteof __P((struct ct_softc *, struct buf *));
void ctdone __P((struct ct_softc *, struct buf *));
void ctstart __P((void *));
void ctgo __P((void *));
void ctintr __P((void *));
void ctcommand __P((dev_t, int, int));
cdev_decl(ct);
bdev_decl(ct);
struct ctinfo {
short hwid;
short punit;
@ -121,9 +149,6 @@ struct ctinfo {
};
int nctinfo = sizeof(ctinfo) / sizeof(ctinfo[0]);
struct buf cttab[NCT];
struct buf ctbuf[NCT];
#define CT_NOREW 4
#define CT_STREAM 8
#define UNIT(x) (minor(x) & 3)
@ -136,164 +161,184 @@ int ctdebug = 0;
#endif
int
ctmatch(hd)
register struct hp_device *hd;
ctmatch(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
register struct ct_softc *sc = &ct_softc[hd->hp_unit];
register struct buf *bp;
struct hpibbus_attach_args *ha = aux;
for (bp = cttab; bp < &cttab[NCT]; bp++)
bp->b_actb = &bp->b_actf;
sc->sc_hd = hd;
sc->sc_punit = ctpunit(hd->hp_flags);
if (ctident(sc, hd, 0) < 0)
return (0);
return (1);
return (ctident(parent, NULL, ha));
}
void
ctattach(hd)
register struct hp_device *hd;
ctattach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct ct_softc *sc = &ct_softc[hd->hp_unit];
struct ct_softc *sc = (struct ct_softc *)self;
struct hpibbus_attach_args *ha = aux;
(void)ctident(sc, hd, 1); /* XXX Ick. */
if (ctident(parent, sc, ha) == 0) {
printf("\n%s: didn't respond to describe command!\n",
sc->sc_dev.dv_xname);
return;
}
ctreset(sc, hd);
sc->sc_dq.dq_softc = sc;
sc->sc_dq.dq_ctlr = hd->hp_ctlr;
sc->sc_dq.dq_unit = hd->hp_unit;
sc->sc_dq.dq_slave = hd->hp_slave;
sc->sc_dq.dq_driver = &ctdriver;
sc->sc_slave = ha->ha_slave;
sc->sc_punit = ha->ha_punit;
sc->sc_tab.b_actb = &sc->sc_tab.b_actf;
/* Initialize hpib job queue entry. */
sc->sc_hq.hq_softc = sc;
sc->sc_hq.hq_slave = sc->sc_slave;
sc->sc_hq.hq_start = ctstart;
sc->sc_hq.hq_go = ctgo;
sc->sc_hq.hq_intr = ctintr;
ctreset(sc);
sc->sc_flags |= CTF_ALIVE;
/* XXX Set device class. */
hd->hp_dev.dv_class = DV_TAPE;
}
int
ctident(sc, hd, verbose)
register struct ct_softc *sc;
register struct hp_device *hd;
int verbose;
ctident(parent, sc, ha)
struct device *parent;
struct ct_softc *sc;
struct hpibbus_attach_args *ha;
{
struct ct_describe desc;
u_char stat, cmd[3];
char name[7];
int id, i;
int i, id, n, type, canstream;
/*
* Read device id and verify that:
* 1. It is a CS80 device
* 2. It is one of our recognized tape devices
* 3. It has the proper physical unit number
*/
id = hpibid(hd->hp_ctlr, hd->hp_slave);
if ((id & 0x200) == 0)
return(-1);
for (i = 0; i < nctinfo; i++)
if (id == ctinfo[i].hwid)
type = canstream = 0;
/* Verify that we have a CS80 device. */
if ((ha->ha_id & 0x200) == 0)
return (0);
/* Is it one of the tapes we support? */
for (id = 0; id < nctinfo; id++)
if (ha->ha_id == ctinfo[id].hwid)
break;
if (i == nctinfo || sc->sc_punit != ctinfo[i].punit)
return(-1);
id = i;
if (id == nctinfo)
return (0);
ha->ha_punit = ctinfo[id].punit;
/*
* Collect device description.
* Right now we only need this to differentiate 7945 from 7946.
* Note that we always issue the describe command to unit 0.
* So far, so good. Get drive parameters. Note command
* is always issued to unit 0.
*/
cmd[0] = C_SUNIT(0);
cmd[1] = C_SVOL(0);
cmd[2] = C_DESC;
hpibsend(hd->hp_ctlr, hd->hp_slave, C_CMD, cmd, sizeof(cmd));
hpibrecv(hd->hp_ctlr, hd->hp_slave, C_EXEC, &desc, 37);
hpibrecv(hd->hp_ctlr, hd->hp_slave, C_QSTAT, &stat, sizeof(stat));
hpibsend(parent->dv_unit, ha->ha_slave, C_CMD, cmd, sizeof(cmd));
hpibrecv(parent->dv_unit, ha->ha_slave, C_EXEC, &desc, 37);
hpibrecv(parent->dv_unit, ha->ha_slave, C_QSTAT, &stat, sizeof(stat));
bzero(name, sizeof(name));
if (!stat) {
register int n = desc.d_name;
if (stat == 0) {
n = desc.d_name;
for (i = 5; i >= 0; i--) {
name[i] = (n & 0xf) + '0';
n >>= 4;
}
}
switch (ctinfo[id].hwid) {
switch (ha->ha_id) {
case CT7946ID:
if (bcmp(name, "079450", 6) == 0)
return(-1); /* not really a 7946 */
return (0); /* not really a 7946 */
/* fall into... */
case CT9144ID:
case CT9145ID:
sc->sc_type = CT9144;
sc->sc_flags |= CTF_CANSTREAM;
type = CT9144;
canstream = 1;
break;
case CT7912PID:
case CT7914PID:
sc->sc_type = CT88140;
type = CT88140;
break;
}
if (verbose)
if (sc != NULL) {
sc->sc_type = type;
sc->sc_flags = canstream ? CTF_CANSTREAM : 0;
printf(": %s %stape\n", ctinfo[id].desc,
(sc->sc_flags & CTF_CANSTREAM) ? "streaming " : " ");
return(id);
canstream ? "streaming " : "");
}
return (1);
}
ctreset(sc, hd)
register struct ct_softc *sc;
register struct hp_device *hd;
void
ctreset(sc)
struct ct_softc *sc;
{
int ctlr, slave;
u_char stat;
ctlr = sc->sc_dev.dv_parent->dv_unit;
slave = sc->sc_slave;
sc->sc_clear.unit = C_SUNIT(sc->sc_punit);
sc->sc_clear.cmd = C_CLEAR;
hpibsend(hd->hp_ctlr, hd->hp_slave, C_TCMD, &sc->sc_clear,
sizeof(sc->sc_clear));
hpibswait(hd->hp_ctlr, hd->hp_slave);
hpibrecv(hd->hp_ctlr, hd->hp_slave, C_QSTAT, &stat, sizeof(stat));
hpibsend(ctlr, slave, C_TCMD, &sc->sc_clear, sizeof(sc->sc_clear));
hpibswait(ctlr, slave);
hpibrecv(ctlr, slave, C_QSTAT, &stat, sizeof(stat));
sc->sc_src.unit = C_SUNIT(CTCTLR);
sc->sc_src.nop = C_NOP;
sc->sc_src.cmd = C_SREL;
sc->sc_src.param = C_REL;
hpibsend(hd->hp_ctlr, hd->hp_slave, C_CMD, &sc->sc_src,
sizeof(sc->sc_src));
hpibswait(hd->hp_ctlr, hd->hp_slave);
hpibrecv(hd->hp_ctlr, hd->hp_slave, C_QSTAT, &stat, sizeof(stat));
hpibsend(ctlr, slave, C_CMD, &sc->sc_src, sizeof(sc->sc_src));
hpibswait(ctlr, slave);
hpibrecv(ctlr, slave, C_QSTAT, &stat, sizeof(stat));
sc->sc_ssmc.unit = C_SUNIT(sc->sc_punit);
sc->sc_ssmc.cmd = C_SSM;
sc->sc_ssmc.refm = REF_MASK;
sc->sc_ssmc.fefm = FEF_MASK;
sc->sc_ssmc.aefm = AEF_MASK;
sc->sc_ssmc.iefm = IEF_MASK;
hpibsend(hd->hp_ctlr, hd->hp_slave, C_CMD, &sc->sc_ssmc,
sizeof(sc->sc_ssmc));
hpibswait(hd->hp_ctlr, hd->hp_slave);
hpibrecv(hd->hp_ctlr, hd->hp_slave, C_QSTAT, &stat, sizeof(stat));
hpibsend(ctlr, slave, C_CMD, &sc->sc_ssmc, sizeof(sc->sc_ssmc));
hpibswait(ctlr, slave);
hpibrecv(ctlr, slave, C_QSTAT, &stat, sizeof(stat));
sc->sc_soptc.unit = C_SUNIT(sc->sc_punit);
sc->sc_soptc.nop = C_NOP;
sc->sc_soptc.cmd = C_SOPT;
sc->sc_soptc.opt = C_SPAR;
hpibsend(hd->hp_ctlr, hd->hp_slave, C_CMD, &sc->sc_soptc,
sizeof(sc->sc_soptc));
hpibswait(hd->hp_ctlr, hd->hp_slave);
hpibrecv(hd->hp_ctlr, hd->hp_slave, C_QSTAT, &stat, sizeof(stat));
hpibsend(ctlr, slave, C_CMD, &sc->sc_soptc, sizeof(sc->sc_soptc));
hpibswait(ctlr, slave);
hpibrecv(ctlr, slave, C_QSTAT, &stat, sizeof(stat));
}
/*ARGSUSED*/
int
ctopen(dev, flag, type, p)
dev_t dev;
int flag, type;
struct proc *p;
{
register struct ct_softc *sc = &ct_softc[UNIT(dev)];
struct ct_softc *sc;
u_char stat;
int cc;
int cc, ctlr, slave;
if (UNIT(dev) >= ct_cd.cd_ndevs ||
(sc = ct_cd.cd_devs[UNIT(dev)]) == NULL ||
(sc->sc_flags & CTF_ALIVE) == 0)
return (ENXIO);
if (UNIT(dev) >= NCT || (sc->sc_flags & CTF_ALIVE) == 0)
return(ENXIO);
if (sc->sc_flags & CTF_OPEN)
return(EBUSY);
return (EBUSY);
ctlr = sc->sc_dev.dv_parent->dv_unit;
slave = sc->sc_slave;
sc->sc_soptc.unit = C_SUNIT(sc->sc_punit);
sc->sc_soptc.nop = C_NOP;
sc->sc_soptc.cmd = C_SOPT;
@ -301,31 +346,34 @@ ctopen(dev, flag, type, p)
sc->sc_soptc.opt = C_SPAR | C_IMRPT;
else
sc->sc_soptc.opt = C_SPAR;
/*
* Check the return of hpibsend() and hpibswait().
* Drive could be loading/unloading a tape. If not checked,
* driver hangs.
*/
cc = hpibsend(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave,
C_CMD, &sc->sc_soptc, sizeof(sc->sc_soptc));
cc = hpibsend(ctlr, slave, C_CMD, &sc->sc_soptc, sizeof(sc->sc_soptc));
if (cc != sizeof(sc->sc_soptc))
return(EBUSY);
hpibswait(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave);
cc = hpibrecv(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave, C_QSTAT,
&stat, sizeof(stat));
return (EBUSY);
hpibswait(ctlr, slave);
cc = hpibrecv(ctlr, slave, C_QSTAT, &stat, sizeof(stat));
if (cc != sizeof(stat))
return(EBUSY);
sc->sc_tpr = tprintf_open(p);
sc->sc_flags |= CTF_OPEN;
return(0);
}
/*ARGSUSED*/
ctclose(dev, flag)
int
ctclose(dev, flag, fmt, p)
dev_t dev;
int flag;
int flag, fmt;
struct proc *p;
{
register struct ct_softc *sc = &ct_softc[UNIT(dev)];
struct ct_softc *sc = ct_cd.cd_devs[UNIT(dev)];
if ((sc->sc_flags & (CTF_WRT|CTF_WRTTN)) == (CTF_WRT|CTF_WRTTN) &&
(sc->sc_flags & CTF_EOT) == 0 ) { /* XXX return error if EOT ?? */
@ -338,7 +386,7 @@ ctclose(dev, flag)
#ifdef DEBUG
if(ctdebug & CT_BSF)
printf("%s: ctclose backup eofs prt %d blk %d\n",
sc->sc_hd->hp_xname, sc->sc_eofp,
sc->sc_dev.dv_xname, sc->sc_eofp,
sc->sc_eofs[sc->sc_eofp]);
#endif
}
@ -353,13 +401,14 @@ ctclose(dev, flag)
return(0); /* XXX */
}
void
ctcommand(dev, cmd, cnt)
dev_t dev;
int cmd;
register int cnt;
{
register struct ct_softc *sc = &ct_softc[UNIT(dev)];
register struct buf *bp = &ctbuf[UNIT(dev)];
struct ct_softc *sc = ct_cd.cd_devs[UNIT(dev)];
register struct buf *bp = &sc->sc_bufstore;
register struct buf *nbp = 0;
if (cmd == MTBSF && sc->sc_eofp == EOFS - 1) {
@ -393,7 +442,7 @@ ctcommand(dev, cmd, cnt)
#ifdef DEBUG
if (ctdebug & CT_BSF)
printf("%s: backup eof pos %d blk %d\n",
sc->sc_hd->hp_xname, sc->sc_eofp,
sc->sc_dev.dv_xname, sc->sc_eofp,
sc->sc_eofs[sc->sc_eofp]);
#endif
}
@ -412,45 +461,51 @@ ctstrategy(bp)
{
register struct buf *dp;
register int s, unit;
struct ct_softc *sc;
unit = UNIT(bp->b_dev);
dp = &cttab[unit];
sc = ct_cd.cd_devs[unit];
dp = &sc->sc_tab;
bp->b_actf = NULL;
s = splbio();
bp->b_actb = dp->b_actb;
*dp->b_actb = bp;
*(dp->b_actb) = bp;
dp->b_actb = &bp->b_actf;
if (dp->b_active == 0) {
dp->b_active = 1;
ctustart(unit);
ctustart(sc);
}
splx(s);
}
ctustart(unit)
register int unit;
void
ctustart(sc)
struct ct_softc *sc;
{
register struct ct_softc *sc = &ct_softc[unit];
register struct buf *bp;
bp = cttab[unit].b_actf;
bp = sc->sc_tab.b_actf;
sc->sc_addr = bp->b_un.b_addr;
sc->sc_resid = bp->b_bcount;
if (hpibreq(&sc->sc_dq))
ctstart(unit);
if (hpibreq(sc->sc_dev.dv_parent, &sc->sc_hq))
ctstart(sc);
}
ctstart(unit)
register int unit;
void
ctstart(arg)
void *arg;
{
register struct ct_softc *sc = &ct_softc[unit];
register struct buf *bp, *dp;
register int i;
struct ct_softc *sc = arg;
struct buf *bp, *dp;
int i, ctlr, slave;
bp = cttab[unit].b_actf;
ctlr = sc->sc_dev.dv_parent->dv_unit;
slave = sc->sc_slave;
bp = sc->sc_tab.b_actf;
if ((sc->sc_flags & CTF_CMD) && sc->sc_bp == bp) {
switch(sc->sc_cmd) {
case MTFSF:
bp->b_flags |= B_READ;
goto mustio;
@ -462,8 +517,8 @@ ctstart(unit)
sc->sc_blkno = 0;
sc->sc_ul.unit = C_SUNIT(sc->sc_punit);
sc->sc_ul.cmd = C_UNLOAD;
hpibsend(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave,
C_CMD, &sc->sc_ul, sizeof(sc->sc_ul));
hpibsend(ctlr, slave, C_CMD, &sc->sc_ul,
sizeof(sc->sc_ul));
break;
case MTWEOF:
@ -471,9 +526,9 @@ ctstart(unit)
sc->sc_flags |= CTF_WRT;
sc->sc_wfm.unit = C_SUNIT(sc->sc_punit);
sc->sc_wfm.cmd = C_WFM;
hpibsend(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave,
C_CMD, &sc->sc_wfm, sizeof(sc->sc_wfm));
ctaddeof(unit);
hpibsend(ctlr, slave, C_CMD, &sc->sc_wfm,
sizeof(sc->sc_wfm));
ctaddeof(sc);
break;
case MTBSR:
@ -489,7 +544,7 @@ ctstart(unit)
#ifdef DEBUG
if(ctdebug & CT_BSF)
printf("%s: clearing eofs\n",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
#endif
for (i=0; i<EOFS; i++)
sc->sc_eofs[i] = 0;
@ -505,29 +560,30 @@ gotaddr:
sc->sc_ioc.len = 0;
sc->sc_ioc.nop3 = C_NOP;
sc->sc_ioc.cmd = C_READ;
hpibsend(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave,
C_CMD, &sc->sc_ioc, sizeof(sc->sc_ioc));
hpibsend(ctlr, slave, C_CMD, &sc->sc_ioc,
sizeof(sc->sc_ioc));
break;
}
}
else {
} else {
mustio:
if ((bp->b_flags & B_READ) &&
sc->sc_flags & (CTF_BEOF|CTF_EOT)) {
#ifdef DEBUG
if (ctdebug & CDB_FILES)
printf("ctstart: before flags %x\n", sc->sc_flags);
printf("ctstart: before flags %x\n",
sc->sc_flags);
#endif
if (sc->sc_flags & CTF_BEOF) {
sc->sc_flags &= ~CTF_BEOF;
sc->sc_flags |= CTF_AEOF;
#ifdef DEBUG
if (ctdebug & CDB_FILES)
printf("ctstart: after flags %x\n", sc->sc_flags);
printf("ctstart: after flags %x\n",
sc->sc_flags);
#endif
}
bp->b_resid = bp->b_bcount;
ctdone(unit, bp);
ctdone(sc, bp);
return;
}
sc->sc_flags |= CTF_IO;
@ -545,28 +601,29 @@ mustio:
sc->sc_ioc.cmd = C_WRITE;
sc->sc_flags |= (CTF_WRT | CTF_WRTTN);
}
hpibsend(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave, C_CMD,
&sc->sc_ioc, sizeof(sc->sc_ioc));
hpibsend(ctlr, slave, C_CMD, &sc->sc_ioc, sizeof(sc->sc_ioc));
}
hpibawait(sc->sc_hd->hp_ctlr);
hpibawait(ctlr);
}
ctgo(unit)
register int unit;
void
ctgo(arg)
void *arg;
{
register struct ct_softc *sc = &ct_softc[unit];
struct ct_softc *sc = arg;
register struct buf *bp;
int rw;
bp = cttab[unit].b_actf;
bp = sc->sc_tab.b_actf;
rw = bp->b_flags & B_READ;
hpibgo(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave, C_EXEC,
sc->sc_addr, sc->sc_resid, rw, rw != 0);
hpibgo(sc->sc_dev.dv_parent->dv_unit, sc->sc_slave, C_EXEC,
sc->sc_addr, sc->sc_resid, rw, rw != 0);
}
/*
* Hideous grue to handle EOF/EOT (mostly for reads)
*/
void
cteof(sc, bp)
register struct ct_softc *sc;
register struct buf *bp;
@ -639,35 +696,40 @@ cteof(sc, bp)
#endif
}
int
/* ARGSUSED */
void
ctintr(arg)
void *arg;
{
register struct ct_softc *sc = arg;
register struct buf *bp, *dp;
register struct buf *bp;
u_char stat;
int unit = sc->sc_hd->hp_unit;
int ctlr, slave, unit;
bp = cttab[unit].b_actf;
ctlr = sc->sc_dev.dv_parent->dv_unit;
slave = sc->sc_slave;
unit = sc->sc_dev.dv_unit;
bp = sc->sc_tab.b_actf;
if (bp == NULL) {
printf("%s: bp == NULL\n", sc->sc_hd->hp_xname);
printf("%s: bp == NULL\n", sc->sc_dev.dv_xname);
return;
}
if (sc->sc_flags & CTF_IO) {
sc->sc_flags &= ~CTF_IO;
if (hpibustart(sc->sc_hd->hp_ctlr))
ctgo(unit);
if (hpibustart(ctlr))
ctgo(sc);
return;
}
if ((sc->sc_flags & CTF_STATWAIT) == 0) {
if (hpibpptest(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave) == 0) {
if (hpibpptest(ctlr, slave) == 0) {
sc->sc_flags |= CTF_STATWAIT;
hpibawait(sc->sc_hd->hp_ctlr);
hpibawait(ctlr);
return;
}
} else
sc->sc_flags &= ~CTF_STATWAIT;
hpibrecv(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave, C_QSTAT, &stat, 1);
hpibrecv(ctlr, slave, C_QSTAT, &stat, 1);
#ifdef DEBUG
if (ctdebug & CDB_FILES)
printf("ctintr: before flags %x\n", sc->sc_flags);
@ -675,12 +737,10 @@ ctintr(arg)
if (stat) {
sc->sc_rsc.unit = C_SUNIT(sc->sc_punit);
sc->sc_rsc.cmd = C_STATUS;
hpibsend(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave, C_CMD,
&sc->sc_rsc, sizeof(sc->sc_rsc));
hpibrecv(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave, C_EXEC,
&sc->sc_stat, sizeof(sc->sc_stat));
hpibrecv(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave, C_QSTAT,
&stat, 1);
hpibsend(ctlr, slave, C_CMD, &sc->sc_rsc, sizeof(sc->sc_rsc));
hpibrecv(ctlr, slave, C_EXEC, &sc->sc_stat,
sizeof(sc->sc_stat));
hpibrecv(ctlr, slave, C_QSTAT, &stat, 1);
#ifdef DEBUG
if (ctdebug & CDB_FILES)
printf("ctintr: return stat 0x%x, A%x F%x blk %d\n",
@ -690,34 +750,34 @@ ctintr(arg)
if (stat == 0) {
if (sc->sc_stat.c_aef & (AEF_EOF | AEF_EOV)) {
cteof(sc, bp);
ctaddeof(unit);
ctaddeof(sc);
goto done;
}
if (sc->sc_stat.c_fef & FEF_PF) {
ctreset(sc, sc->sc_hd);
ctstart(unit);
ctreset(sc);
ctstart(sc);
return;
}
if (sc->sc_stat.c_fef & FEF_REXMT) {
ctstart(unit);
ctstart(sc);
return;
}
if (sc->sc_stat.c_aef & 0x5800) {
if (sc->sc_stat.c_aef & 0x4000)
tprintf(sc->sc_tpr,
"%s: uninitialized media\n",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
if (sc->sc_stat.c_aef & 0x1000)
tprintf(sc->sc_tpr,
"%s: not ready\n",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
if (sc->sc_stat.c_aef & 0x0800)
tprintf(sc->sc_tpr,
"%s: write protect\n",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
} else {
printf("%s err: v%d u%d ru%d bn%d, ",
sc->sc_hd->hp_xname,
sc->sc_dev.dv_xname,
(sc->sc_stat.c_vu>>4)&0xF,
sc->sc_stat.c_vu&0xF,
sc->sc_stat.c_pend,
@ -730,7 +790,7 @@ ctintr(arg)
}
} else
printf("%s: request status failed\n",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
bp->b_flags |= B_ERROR;
bp->b_error = EIO;
goto done;
@ -741,7 +801,7 @@ ctintr(arg)
case MTFSF:
sc->sc_flags &= ~(CTF_BEOF|CTF_AEOF);
sc->sc_blkno += CTBTOK(sc->sc_resid);
ctstart(unit);
ctstart(sc);
return;
case MTBSF:
sc->sc_flags &= ~(CTF_AEOF|CTF_BEOF|CTF_EOT);
@ -778,29 +838,28 @@ done:
if (ctdebug & CDB_FILES)
printf("ctintr: after flags %x\n", sc->sc_flags);
#endif
ctdone(unit, bp);
ctdone(sc, bp);
}
void
ctdone(unit, bp)
int unit;
ctdone(sc, bp)
struct ct_softc *sc;
register struct buf *bp;
{
register struct ct_softc *sc = &ct_softc[unit];
register struct buf *dp;
if (dp = bp->b_actf)
if ((dp = bp->b_actf) != NULL)
dp->b_actb = bp->b_actb;
else
cttab[unit].b_actb = bp->b_actb;
sc->sc_tab.b_actb = bp->b_actb;
*bp->b_actb = dp;
biodone(bp);
hpibfree(&sc->sc_dq);
if (cttab[unit].b_actf == NULL) {
cttab[unit].b_active = 0;
hpibfree(sc->sc_dev.dv_parent, &sc->sc_hq);
if (sc->sc_tab.b_actf == NULL) {
sc->sc_tab.b_active = 0;
return;
}
ctustart(unit);
ctustart(sc);
}
int
@ -823,9 +882,11 @@ ctwrite(dev, uio, flags)
}
/*ARGSUSED*/
int
ctioctl(dev, cmd, data, flag, p)
dev_t dev;
int cmd, flag;
u_long cmd;
int flag;
caddr_t data;
struct proc *p;
{
@ -866,18 +927,23 @@ ctioctl(dev, cmd, data, flag, p)
return(0);
}
/*ARGSUSED*/
ctdump(dev)
/* ARGSUSED */
int
ctdump(dev, blkno, va, size)
dev_t dev;
daddr_t blkno;
caddr_t va;
size_t size;
{
return(ENXIO);
return (ENODEV);
}
ctaddeof(unit)
int unit;
void
ctaddeof(sc)
struct ct_softc *sc;
{
register struct ct_softc *sc = &ct_softc[unit];
if (sc->sc_eofp == EOFS - 1)
sc->sc_eofs[EOFS - 1]++;
else {
@ -891,8 +957,7 @@ ctaddeof(unit)
#ifdef DEBUG
if (ctdebug & CT_BSF)
printf("%s: add eof pos %d blk %d\n",
sc->sc_hd->hp_xname, sc->sc_eofp,
sc->sc_dev.dv_xname, sc->sc_eofp,
sc->sc_eofs[sc->sc_eofp]);
#endif
}
#endif

371
sys/arch/hp300/dev/mt.c
View File

@ -1,6 +1,7 @@
/* $NetBSD: mt.c,v 1.6 1996/10/14 07:14:18 thorpej Exp $ */
/* $NetBSD: mt.c,v 1.7 1997/01/30 09:14:14 thorpej Exp $ */
/*
* Copyright (c) 1996, 1997 Jason R. Thorpe. All rights reserved.
* Copyright (c) 1992, The University of Utah and
* the Computer Systems Laboratory at the University of Utah (CSL).
* All rights reserved.
@ -29,8 +30,6 @@
* Modified for 4.4BSD by Mark Davies and Andrew Vignaux, Department of
* Computer Science, Victoria University of Wellington
*/
#include "mt.h"
#if NMT > 0
#include <sys/param.h>
#include <sys/systm.h>
@ -44,11 +43,12 @@
#include <sys/tty.h>
#include <sys/kernel.h>
#include <sys/tprintf.h>
#include <sys/device.h>
#include <sys/conf.h>
#include <hp300/dev/device.h>
#include <hp300/dev/hpibvar.h>
#include <hp300/dev/mtreg.h>
#include <hp300/dev/mtreg.h>
struct mtinfo {
u_short hwid;
@ -62,9 +62,9 @@ struct mtinfo {
int nmtinfo = sizeof(mtinfo) / sizeof(mtinfo[0]);
struct mt_softc {
struct hp_device *sc_hd;
short sc_hpibno; /* logical HPIB this slave it attached to */
short sc_slave; /* HPIB slave address (0-6) */
struct device sc_dev;
int sc_hpibno; /* logical HPIB this slave it attached to */
int sc_slave; /* HPIB slave address (0-6) */
short sc_flags; /* see below */
u_char sc_lastdsj; /* place for DSJ in mtreaddsj() */
u_char sc_lastecmd; /* place for End Command in mtreaddsj() */
@ -73,11 +73,11 @@ struct mt_softc {
struct mt_stat sc_stat;/* status bytes last read from device */
short sc_density; /* current density of tape (mtio.h format) */
short sc_type; /* tape drive model (hardware IDs) */
struct devqueue sc_dq; /* HPIB device queue member */
struct hpibqueue sc_hq; /* HPIB device queue member */
tpr_t sc_ttyp;
} mt_softc[NMT];
struct buf mttab[NMT];
struct buf mtbuf[NMT];
struct buf sc_tab; /* buf queue */
struct buf sc_bufstore; /* XXX buffer storage */
};
#ifdef DEBUG
int mtdebug = 0;
@ -91,67 +91,91 @@ int mtdebug = 0;
#define B_CMD B_XXX /* command buf instead of data */
#define b_cmd b_blkno /* blkno holds cmd when B_CMD */
int mtmatch(), mtintr();
void mtattach(), mtustart(), mtstart(), mtgo(), mtstrategy();
struct driver mtdriver = {
mtmatch, mtattach, "mt", (int (*)()) mtstart, (int (*)()) mtgo, mtintr,
int mtmatch __P((struct device *, struct cfdata *, void *));
void mtattach __P((struct device *, struct device *, void *));
struct cfattach mt_ca = {
sizeof(struct mt_softc), mtmatch, mtattach
};
struct cfdriver mt_cd = {
NULL, "mt", DV_TAPE
};
int mtident __P((struct mt_softc *, struct hpibbus_attach_args *));
void mtustart __P((struct mt_softc *));
int mtreaddsj __P((struct mt_softc *, int));
int mtcommand __P((dev_t, int, int));
void spl_mtintr __P((void *));
void spl_mtstart __P((void *));
void mtstart __P((void *));
void mtgo __P((void *));
void mtintr __P((void *));
bdev_decl(mt);
cdev_decl(mt);
int
mtmatch(hd)
register struct hp_device *hd;
mtmatch(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
register int unit;
register int hpibno = hd->hp_ctlr;
register int slave = hd->hp_slave;
register struct mt_softc *sc = &mt_softc[hd->hp_unit];
register int id;
register struct buf *bp;
struct hpibbus_attach_args *ha = aux;
sc->sc_hd = hd;
for (bp = mttab; bp < &mttab[NMT]; bp++)
bp->b_actb = &bp->b_actf;
unit = hpibid(hpibno, slave);
for (id = 0; id < nmtinfo; id++)
if (unit == mtinfo[id].hwid)
return (1);
return (0); /* not a known HP magtape */
return (mtident(NULL, ha));
}
void
mtattach(hd)
register struct hp_device *hd;
mtattach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
register int unit;
register int hpibno = hd->hp_ctlr;
register int slave = hd->hp_slave;
register struct mt_softc *sc;
register int id;
register struct buf *bp;
struct mt_softc *sc = (struct mt_softc *)self;
struct hpibbus_attach_args *ha = aux;
int unit, hpibno, slave;
/* XXX Ick. */
unit = hpibid(hpibno, slave);
for (id = 0; id < nmtinfo; id++)
if (unit == mtinfo[id].hwid)
break;
if (mtident(sc, ha) == 0) {
printf("\n%s: impossible!\n", sc->sc_dev.dv_xname);
return;
}
unit = hd->hp_unit;
sc = &mt_softc[unit];
sc->sc_type = mtinfo[id].hwid;
printf(": %s tape\n", mtinfo[id].desc);
unit = self->dv_unit;
hpibno = parent->dv_unit;
slave = ha->ha_slave;
sc->sc_tab.b_actb = &sc->sc_tab.b_actf;
sc->sc_hpibno = hpibno;
sc->sc_slave = slave;
sc->sc_flags = MTF_EXISTS;
sc->sc_dq.dq_softc = sc;
sc->sc_dq.dq_ctlr = hpibno;
sc->sc_dq.dq_unit = unit;
sc->sc_dq.dq_slave = slave;
sc->sc_dq.dq_driver = &mtdriver;
/* XXX Set device class. */
hd->hp_dev.dv_class = DV_TAPE;
/* Initialize hpib job queue entry. */
sc->sc_hq.hq_softc = sc;
sc->sc_hq.hq_slave = sc->sc_slave;
sc->sc_hq.hq_start = mtstart;
sc->sc_hq.hq_go = mtgo;
sc->sc_hq.hq_intr = mtintr;
}
int
mtident(sc, ha)
struct mt_softc *sc;
struct hpibbus_attach_args *ha;
{
int i;
for (i = 0; i < nmtinfo; i++) {
if (ha->ha_id == mtinfo[i].hwid) {
if (sc != NULL) {
sc->sc_type = mtinfo[i].hwid;
printf(": %s tape\n", mtinfo[i].desc);
}
return (1);
}
}
return (0);
}
/*
@ -160,21 +184,22 @@ mtattach(hd)
* performed, unless "ecmd" is zero. Returns DSJ value, -1 on failure
* and -2 on "temporary" failure.
*/
mtreaddsj(unit, ecmd)
register int unit;
int
mtreaddsj(sc, ecmd)
struct mt_softc *sc;
int ecmd;
{
register struct mt_softc *sc = &mt_softc[unit];
int retval;
if (sc->sc_flags & MTF_STATTIMEO)
goto getstats;
retval = hpibrecv(sc->sc_hpibno,
(sc->sc_flags & MTF_DSJTIMEO) ? -1 : sc->sc_slave,
MTT_DSJ, &(sc->sc_lastdsj), 1);
(sc->sc_flags & MTF_DSJTIMEO) ? -1 : sc->sc_slave,
MTT_DSJ, &(sc->sc_lastdsj), 1);
sc->sc_flags &= ~MTF_DSJTIMEO;
if (retval != 1) {
dlog(LOG_DEBUG, "mt%d can't hpibrecv DSJ\n", unit);
dlog(LOG_DEBUG, "%s can't hpibrecv DSJ",
sc->sc_dev.dv_xname);
if (sc->sc_recvtimeo == 0)
sc->sc_recvtimeo = hz;
if (--sc->sc_recvtimeo == 0)
@ -185,7 +210,8 @@ mtreaddsj(unit, ecmd)
}
sc->sc_recvtimeo = 0;
sc->sc_statindex = 0;
dlog(LOG_DEBUG, "mt%d readdsj: 0x%x\n", unit, sc->sc_lastdsj);
dlog(LOG_DEBUG, "%s readdsj: 0x%x", sc->sc_dev.dv_xname,
sc->sc_lastdsj);
sc->sc_lastecmd = ecmd;
switch (sc->sc_lastdsj) {
case 0:
@ -199,14 +225,15 @@ mtreaddsj(unit, ecmd)
break;
default:
log(LOG_ERR, "mt%d readdsj: DSJ 0x%x\n", unit, sc->sc_lastdsj);
log(LOG_ERR, "%s readdsj: DSJ 0x%x\n", sc->sc_dev.dv_xname,
sc->sc_lastdsj);
return (-1);
}
getstats:
retval = hpibrecv(sc->sc_hpibno,
(sc->sc_flags & MTF_STATCONT) ? -1 : sc->sc_slave,
MTT_STAT, ((char *)&(sc->sc_stat)) + sc->sc_statindex,
sizeof(sc->sc_stat) - sc->sc_statindex);
(sc->sc_flags & MTF_STATCONT) ? -1 : sc->sc_slave,
MTT_STAT, ((char *)&(sc->sc_stat)) + sc->sc_statindex,
sizeof(sc->sc_stat) - sc->sc_statindex);
sc->sc_flags &= ~(MTF_STATTIMEO | MTF_STATCONT);
if (retval != sizeof(sc->sc_stat) - sc->sc_statindex) {
if (sc->sc_recvtimeo == 0)
@ -219,33 +246,40 @@ mtreaddsj(unit, ecmd)
sc->sc_flags |= MTF_STATTIMEO;
return (-2);
}
log(LOG_ERR, "mt%d readdsj: can't read status\n", unit);
log(LOG_ERR, "%s readdsj: can't read status",
sc->sc_dev.dv_xname);
return (-1);
}
sc->sc_recvtimeo = 0;
sc->sc_statindex = 0;
dlog(LOG_DEBUG, "mt%d readdsj: status is %x %x %x %x %x %x\n", unit,
sc->sc_stat1, sc->sc_stat2, sc->sc_stat3,
sc->sc_stat4, sc->sc_stat5, sc->sc_stat6);
dlog(LOG_DEBUG, "%s readdsj: status is %x %x %x %x %x %x",
sc->sc_dev.dv_xname,
sc->sc_stat1, sc->sc_stat2, sc->sc_stat3,
sc->sc_stat4, sc->sc_stat5, sc->sc_stat6);
if (sc->sc_lastecmd)
(void) hpibsend(sc->sc_hpibno, sc->sc_slave,
MTL_ECMD, &(sc->sc_lastecmd), 1);
MTL_ECMD, &(sc->sc_lastecmd), 1);
return ((int) sc->sc_lastdsj);
}
int
mtopen(dev, flag, mode, p)
dev_t dev;
int flag, mode;
struct proc *p;
{
register int unit = UNIT(dev);
register struct mt_softc *sc = &mt_softc[unit];
struct mt_softc *sc;
register int req_den;
int error;
dlog(LOG_DEBUG, "mt%d open: flags 0x%x\n", unit, sc->sc_flags);
if (unit >= NMT || (sc->sc_flags & MTF_EXISTS) == 0)
if (unit >= mt_cd.cd_ndevs ||
(sc = mt_cd.cd_devs[unit]) == NULL ||
(sc->sc_flags & MTF_EXISTS) == 0)
return (ENXIO);
dlog(LOG_DEBUG, "%s open: flags 0x%x", sc->sc_dev.dv_xname,
sc->sc_flags);
if (sc->sc_flags & MTF_OPEN)
return (EBUSY);
sc->sc_flags |= MTF_OPEN;
@ -262,7 +296,8 @@ mtopen(dev, flag, mode, p)
goto errout;
if (!(sc->sc_flags & MTF_REW))
break;
if (tsleep((caddr_t) &lbolt, PCATCH | (PZERO + 1), "mt", 0) != 0) {
if (tsleep((caddr_t) &lbolt, PCATCH | (PZERO + 1),
"mt", 0) != 0) {
error = EINTR;
goto errout;
}
@ -272,7 +307,7 @@ mtopen(dev, flag, mode, p)
goto errout;
}
if (!(sc->sc_stat1 & SR1_ONLINE)) {
uprintf("%s: not online\n", sc->sc_hd->hp_xname);
uprintf("%s: not online\n", sc->sc_dev.dv_xname);
error = EIO;
goto errout;
}
@ -310,7 +345,7 @@ mtopen(dev, flag, mode, p)
if (!(sc->sc_stat1 & SR1_BOT)) {
if (sc->sc_density != req_den) {
uprintf("%s: can't change density mid-tape\n",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
error = EIO;
goto errout;
}
@ -333,11 +368,13 @@ errout:
return (error);
}
mtclose(dev, flag)
int
mtclose(dev, flag, fmt, p)
dev_t dev;
int flag;
int flag, fmt;
struct proc *p;
{
register struct mt_softc *sc = &mt_softc[UNIT(dev)];
struct mt_softc *sc = mt_cd.cd_devs[UNIT(dev)];
if (sc->sc_flags & MTF_WRT) {
(void) mtcommand(dev, MTWEOF, 2);
@ -350,12 +387,14 @@ mtclose(dev, flag)
return (0);
}
int
mtcommand(dev, cmd, cnt)
dev_t dev;
int cmd;
int cnt;
{
register struct buf *bp = &mtbuf[UNIT(dev)];
struct mt_softc *sc = mt_cd.cd_devs[UNIT(dev)];
struct buf *bp = &sc->sc_bufstore;
int error = 0;
#if 1
@ -394,15 +433,15 @@ mtstrategy(bp)
register int s;
unit = UNIT(bp->b_dev);
sc = &mt_softc[unit];
dlog(LOG_DEBUG, "mt%d strategy\n", unit);
sc = mt_cd.cd_devs[unit];
dlog(LOG_DEBUG, "%s strategy", sc->sc_dev.dv_xname);
if ((bp->b_flags & (B_CMD | B_READ)) == 0) {
#define WRITE_BITS_IGNORED 8
#if 0
if (bp->b_bcount & ((1 << WRITE_BITS_IGNORED) - 1)) {
tprintf(sc->sc_ttyp,
"%s: write record must be multiple of %d\n",
sc->sc_hd->hp_xname, 1 << WRITE_BITS_IGNORED);
sc->sc_dev.dv_xname, 1 << WRITE_BITS_IGNORED);
goto error;
}
#endif
@ -422,7 +461,7 @@ mtstrategy(bp)
if (bp->b_bcount > s) {
tprintf(sc->sc_ttyp,
"%s: write record (%d) too big: limit (%d)\n",
sc->sc_hd->hp_xname, bp->b_bcount, s);
sc->sc_dev.dv_xname, bp->b_bcount, s);
error:
bp->b_flags |= B_ERROR;
bp->b_error = EIO;
@ -430,7 +469,7 @@ mtstrategy(bp)
return;
}
}
dp = &mttab[unit];
dp = &sc->sc_tab;
bp->b_actf = NULL;
s = splbio();
bp->b_actb = dp->b_actb;
@ -438,24 +477,21 @@ mtstrategy(bp)
dp->b_actb = &bp->b_actf;
if (dp->b_active == 0) {
dp->b_active = 1;
mtustart(unit);
mtustart(sc);
}
splx(s);
}
void
mtustart(unit)
register int unit;
mtustart(sc)
struct mt_softc *sc;
{
dlog(LOG_DEBUG, "mt%d ustart\n", unit);
if (hpibreq(&(mt_softc[unit].sc_dq)))
mtstart(unit);
dlog(LOG_DEBUG, "%s ustart", sc->sc_dev.dv_xname);
if (hpibreq(sc->sc_dev.dv_parent, &sc->sc_hq))
mtstart(sc);
}
#define hpibppclear(unit) \
{ hpib_softc[unit].sc_flags &= ~HPIBF_PPOLL; }
void
spl_mtintr(arg)
void *arg;
@ -469,27 +505,27 @@ spl_mtintr(arg)
}
void
spl_mtstart(unit)
int unit;
spl_mtstart(arg)
void *arg;
{
int s = splbio();
mtstart(unit);
mtstart(arg);
(void) splx(s);
}
void
mtstart(unit)
register int unit;
mtstart(arg)
void *arg;
{
register struct mt_softc *sc = &mt_softc[unit];
struct mt_softc *sc = arg;
register struct buf *bp, *dp;
short cmdcount = 1;
u_char cmdbuf[2];
dlog(LOG_DEBUG, "mt%d start\n", unit);
dlog(LOG_DEBUG, "%s start", sc->sc_dev.dv_xname);
sc->sc_flags &= ~MTF_WRT;
bp = mttab[unit].b_actf;
bp = sc->sc_tab.b_actf;
if ((sc->sc_flags & MTF_ALIVE) == 0 &&
((bp->b_flags & B_CMD) == 0 || bp->b_cmd != MTRESET))
goto fatalerror;
@ -497,7 +533,7 @@ mtstart(unit)
if (sc->sc_flags & MTF_REW) {
if (!hpibpptest(sc->sc_hpibno, sc->sc_slave))
goto stillrew;
switch (mtreaddsj(unit, MTE_DSJ_FORCE|MTE_COMPLETE|MTE_IDLE)) {
switch (mtreaddsj(sc, MTE_DSJ_FORCE|MTE_COMPLETE|MTE_IDLE)) {
case 0:
case 1:
stillrew:
@ -513,7 +549,7 @@ mtstart(unit)
* but not otherwise.
*/
if (sc->sc_flags & (MTF_DSJTIMEO | MTF_STATTIMEO)) {
timeout(spl_mtstart, (void *)unit, hz >> 5);
timeout(spl_mtstart, sc, hz >> 5);
return;
}
case 2:
@ -584,8 +620,8 @@ mtstart(unit)
* NOP is supposed to set status bits.
* Force readdsj to do it.
*/
switch (mtreaddsj(unit,
MTE_DSJ_FORCE | MTE_COMPLETE | MTE_IDLE)) {
switch (mtreaddsj(sc,
MTE_DSJ_FORCE | MTE_COMPLETE | MTE_IDLE)) {
default:
goto done;
@ -599,7 +635,7 @@ mtstart(unit)
break;
case -2:
timeout(spl_mtstart, (void *)unit, hz >> 5);
timeout(spl_mtstart, sc, hz >> 5);
return;
}
@ -610,10 +646,11 @@ mtstart(unit)
* 3) interrupt will read DSJ (and END COMPLETE-IDLE)
*/
if (hpibsend(sc->sc_hpibno, sc->sc_slave, -2, NULL, 0)){
log(LOG_ERR, "mt%d can't reset\n", unit);
log(LOG_ERR, "%s can't reset",
sc->sc_dev.dv_xname);
goto fatalerror;
}
timeout(spl_mtintr, (void *)sc, 4 * hz);
timeout(spl_mtintr, sc, 4 * hz);
hpibawait(sc->sc_hpibno, sc->sc_slave);
return;
@ -671,13 +708,13 @@ done:
if (dp = bp->b_actf)
dp->b_actb = bp->b_actb;
else
mttab[unit].b_actb = bp->b_actb;
sc->sc_tab.b_actb = bp->b_actb;
*bp->b_actb = dp;
hpibfree(&(sc->sc_dq));
hpibfree(sc->sc_dev.dv_parent, &sc->sc_hq);
if ((bp = dp) == NULL)
mttab[unit].b_active = 0;
sc->sc_tab.b_active = 0;
else
mtustart(unit);
mtustart(sc);
}
/*
@ -686,36 +723,37 @@ done:
* -- ajv@comp.vuw.ac.nz
*/
void
mtgo(unit)
register int unit;
mtgo(arg)
void *arg;
{
register struct mt_softc *sc = &mt_softc[unit];
register struct buf *bp;
struct mt_softc *sc = arg;
struct buf *bp;
int rw;
dlog(LOG_DEBUG, "mt%d go\n", unit);
bp = mttab[unit].b_actf;
dlog(LOG_DEBUG, "%s go", sc->sc_dev.dv_xname);
bp = sc->sc_tab.b_actf;
rw = bp->b_flags & B_READ;
hpibgo(sc->sc_hpibno, sc->sc_slave, rw ? MTT_READ : MTL_WRITE,
bp->b_un.b_addr, bp->b_bcount, rw, rw != 0);
bp->b_un.b_addr, bp->b_bcount, rw, rw != 0);
}
int
void
mtintr(arg)
void *arg;
{
register struct mt_softc *sc = arg;
register struct buf *bp, *dp;
register int i;
int unit = sc->sc_hd->hp_unit;
u_char cmdbuf[4];
struct mt_softc *sc = arg;
struct buf *bp, *dp;
int i;
u_char cmdbuf[4];
bp = mttab[unit].b_actf;
bp = sc->sc_tab.b_actf;
if (bp == NULL) {
log(LOG_ERR, "mt%d intr: bp == NULL\n", unit);
log(LOG_ERR, "%s intr: bp == NULL", sc->sc_dev.dv_xname);
return;
}
dlog(LOG_DEBUG, "mt%d intr\n", unit);
dlog(LOG_DEBUG, "%s intr", sc->sc_dev.dv_xname);
/*
* Some operation completed. Read status bytes and report errors.
* Clear EOF flags here `cause they're set once on specific conditions
@ -729,7 +767,7 @@ mtintr(arg)
cmdbuf[0] = MTE_STOP;
(void) hpibsend(sc->sc_hpibno, sc->sc_slave, MTL_ECMD,cmdbuf,1);
}
switch (mtreaddsj(unit, 0)) {
switch (mtreaddsj(sc, 0)) {
case 0:
break;
@ -751,24 +789,25 @@ mtintr(arg)
* to the request for DSJ. It's probably just "busy" figuring
* it out and will know in a little bit...
*/
timeout(spl_mtintr, (void *)sc, hz >> 5);
timeout(spl_mtintr, sc, hz >> 5);
return;
default:
log(LOG_ERR, "mt%d intr: can't get drive stat\n", unit);
log(LOG_ERR, "%s intr: can't get drive stat",
sc->sc_dev.dv_xname);
goto error;
}
if (sc->sc_stat1 & (SR1_ERR | SR1_REJECT)) {
i = sc->sc_stat4 & SR4_ERCLMASK;
log(LOG_ERR, "%s: %s error, retry %d, SR2/3 %x/%x, code %d\n",
sc->sc_hd->hp_xname, i == SR4_DEVICE ? "device" :
log(LOG_ERR, "%s: %s error, retry %d, SR2/3 %x/%x, code %d",
sc->sc_dev.dv_xname, i == SR4_DEVICE ? "device" :
(i == SR4_PROTOCOL ? "protocol" :
(i == SR4_SELFTEST ? "selftest" : "unknown")),
sc->sc_stat4 & SR4_RETRYMASK, sc->sc_stat2,
sc->sc_stat3, sc->sc_stat5);
if ((bp->b_flags & B_CMD) && bp->b_cmd == MTRESET)
untimeout(spl_mtintr, (void *)sc);
untimeout(spl_mtintr, sc);
if (sc->sc_stat3 & SR3_POWERUP)
sc->sc_flags &= MTF_OPEN | MTF_EXISTS;
goto error;
@ -778,7 +817,7 @@ mtintr(arg)
*/
if (sc->sc_stat1 & SR1_SOFTERR) {
log(LOG_WARNING, "%s: soft error, retry %d\n",
sc->sc_hd->hp_xname, sc->sc_stat4 & SR4_RETRYMASK);
sc->sc_dev.dv_xname, sc->sc_stat4 & SR4_RETRYMASK);
sc->sc_stat1 &= ~SR1_SOFTERR;
}
/*
@ -788,7 +827,7 @@ mtintr(arg)
if (sc->sc_flags & MTF_IO) {
sc->sc_flags &= ~MTF_IO;
if (hpibustart(sc->sc_hpibno))
mtgo(unit);
mtgo(sc);
return;
}
/*
@ -820,7 +859,7 @@ mtintr(arg)
sc->sc_flags |= MTF_HITBOF;
}
if (bp->b_cmd == MTRESET) {
untimeout(spl_mtintr, (void *)sc);
untimeout(spl_mtintr, sc);
sc->sc_flags |= MTF_ALIVE;
}
} else {
@ -834,12 +873,12 @@ mtintr(arg)
if (i == 0)
sc->sc_flags |= MTF_HITEOF;
bp->b_resid = bp->b_bcount - i;
dlog(LOG_DEBUG, "mt%d intr: bcount %d, resid %d\n",
unit, bp->b_bcount, bp->b_resid);
dlog(LOG_DEBUG, "%s intr: bcount %d, resid %d",
sc->sc_dev.dv_xname, bp->b_bcount, bp->b_resid);
} else {
tprintf(sc->sc_ttyp,
"%s: record (%d) larger than wanted (%d)\n",
sc->sc_hd->hp_xname, i, bp->b_bcount);
sc->sc_dev.dv_xname, i, bp->b_bcount);
error:
sc->sc_flags &= ~MTF_IO;
bp->b_error = EIO;
@ -857,38 +896,50 @@ mtintr(arg)
if (dp = bp->b_actf)
dp->b_actb = bp->b_actb;
else
mttab[unit].b_actb = bp->b_actb;
sc->sc_tab.b_actb = bp->b_actb;
*bp->b_actb = dp;
hpibfree(&(sc->sc_dq));
hpibfree(sc->sc_dev.dv_parent, &sc->sc_hq);
#if 0
if (bp /*mttab[unit].b_actf*/ == NULL)
if (bp /*sc->sc_tab.b_actf*/ == NULL)
#else
if (mttab[unit].b_actf == NULL)
if (sc->sc_tab.b_actf == NULL)
#endif
mttab[unit].b_active = 0;
sc->sc_tab.b_active = 0;
else
mtustart(unit);
mtustart(sc);
}
mtread(dev, uio)
int
mtread(dev, uio, flags)
dev_t dev;
struct uio *uio;
int flags;
{
return(physio(mtstrategy, &mtbuf[UNIT(dev)], dev, B_READ, minphys, uio));
struct mt_softc *sc = mt_cd.cd_devs[UNIT(dev)];
return(physio(mtstrategy, &sc->sc_bufstore,
dev, B_READ, minphys, uio));
}
mtwrite(dev, uio)
int
mtwrite(dev, uio, flags)
dev_t dev;
struct uio *uio;
int flags;
{
return(physio(mtstrategy, &mtbuf[UNIT(dev)], dev, B_WRITE, minphys, uio));
struct mt_softc *sc = mt_cd.cd_devs[UNIT(dev)];
return(physio(mtstrategy, &sc->sc_bufstore,
dev, B_WRITE, minphys, uio));
}
mtioctl(dev, cmd, data, flag)
int
mtioctl(dev, cmd, data, flag, p)
dev_t dev;
u_long cmd;
caddr_t data;
int flag;
struct proc *p;
{
register struct mtop *op;
int cnt;
@ -926,10 +977,12 @@ mtioctl(dev, cmd, data, flag)
}
/*ARGSUSED*/
mtdump(dev)
int
mtdump(dev, blkno, va, size)
dev_t dev;
daddr_t blkno;
caddr_t va;
size_t size;
{
return(ENXIO);
return (ENODEV);
}
#endif /* NMT > 0 */

199
sys/arch/hp300/dev/ppi.c
View File

@ -1,6 +1,7 @@
/* $NetBSD: ppi.c,v 1.10 1996/10/13 03:14:20 christos Exp $ */
/* $NetBSD: ppi.c,v 1.11 1997/01/30 09:14:16 thorpej Exp $ */
/*
* Copyright (c) 1996, 1997 Jason R. Thorpe. All rights reserved.
* Copyright (c) 1982, 1990, 1993
* The Regents of the University of California. All rights reserved.
*
@ -39,34 +40,29 @@
* Printer/Plotter HPIB interface
*/
#include "ppi.h"
#if NPPI > 0
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/errno.h>
#include <sys/uio.h>
#include <sys/malloc.h>
#include <sys/device.h>
#include <sys/conf.h>
#include <hp300/dev/hpibvar.h>
#include <hp300/dev/device.h>
#include <hp300/dev/ppiioctl.h>
int ppimatch(), ppistart();
void ppiattach(), ppitimo();
struct driver ppidriver = {
ppimatch, ppiattach, "ppi", ppistart,
};
struct ppi_softc {
struct device sc_dev;
int sc_flags;
struct devqueue sc_dq;
struct hp_device *sc_hd;
struct hpibqueue sc_hq; /* HP-IB job queue entry */
struct ppiparam sc_param;
#define sc_burst sc_param.burst
#define sc_timo sc_param.timo
#define sc_delay sc_param.delay
int sc_sec;
} ppi_softc[NPPI];
int sc_slave; /* HP-IB slave address */
};
/* sc_flags values */
#define PPIF_ALIVE 0x01
@ -75,6 +71,28 @@ struct ppi_softc {
#define PPIF_TIMO 0x08
#define PPIF_DELAY 0x10
int ppimatch __P((struct device *, struct cfdata *, void *));
void ppiattach __P((struct device *, struct device *, void *));
struct cfattach ppi_ca = {
sizeof(struct ppi_softc), ppimatch, ppiattach
};
struct cfdriver ppi_cd = {
NULL, "ppi", DV_DULL
};
void ppistart __P((void *));
void ppinoop __P((void *));
void ppitimo __P((void *));
int ppirw __P((dev_t, struct uio *));
int ppihztoms __P((int));
int ppimstohz __P((int));
bdev_decl(ppi);
cdev_decl(ppi);
#define UNIT(x) minor(x)
#ifdef DEBUG
@ -85,57 +103,82 @@ int ppidebug = 0x80;
#endif
int
ppimatch(hd)
register struct hp_device *hd;
ppimatch(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
register struct ppi_softc *sc = &ppi_softc[hd->hp_unit];
struct hpibbus_attach_args *ha = aux;
#ifdef DEBUG
if ((ppidebug & PDB_NOCHECK) == 0)
#endif
/*
* XXX: the printer/plotter doesn't seem to really return
* an ID but this will at least prevent us from mistaking
* a cs80 disk or tape for a ppi device.
* The printer/plotter doesn't return an ID tag.
* The check below prevents us from matching a CS80
* device by mistake.
*/
if (hpibid(hd->hp_ctlr, hd->hp_slave) & 0x200)
if (ha->ha_id & 0x200)
return (0);
/*
* To prevent matching all unused slots on the bus, we
* don't allow wildcarded locators.
*/
if (match->hpibbuscf_slave == HPIBBUS_SLAVE_UNK ||
match->hpibbuscf_punit == HPIBBUS_PUNIT_UNK)
return (0);
sc->sc_hd = hd;
return (1);
}
void
ppiattach(hd)
register struct hp_device *hd;
ppiattach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct ppi_softc *sc = &ppi_softc[hd->hp_unit];
struct ppi_softc *sc = (struct ppi_softc *)self;
struct hpibbus_attach_args *ha = aux;
printf("\n");
sc->sc_slave = ha->ha_slave;
/* Initialize the hpib queue entry. */
sc->sc_hq.hq_softc = sc;
sc->sc_hq.hq_slave = sc->sc_slave;
sc->sc_hq.hq_start = ppistart;
sc->sc_hq.hq_go = ppinoop;
sc->sc_hq.hq_intr = ppinoop;
sc->sc_flags = PPIF_ALIVE;
sc->sc_dq.dq_softc = sc;
sc->sc_dq.dq_ctlr = hd->hp_ctlr;
sc->sc_dq.dq_unit = hd->hp_unit;
sc->sc_dq.dq_slave = hd->hp_slave;
sc->sc_dq.dq_driver = &ppidriver;
}
ppiopen(dev, flags)
void
ppinoop(arg)
void *arg;
{
/* Noop! */
}
int
ppiopen(dev, flags, fmt, p)
dev_t dev;
int flags, fmt;
struct proc *p;
{
register int unit = UNIT(dev);
register struct ppi_softc *sc = &ppi_softc[unit];
struct ppi_softc *sc;
if (unit >= ppi_cd.cd_ndevs ||
(sc = ppi_cd.cd_devs[unit]) == NULL ||
(sc->sc_flags & PPIF_ALIVE) == 0)
return (ENXIO);
if (unit >= NPPI || (sc->sc_flags & PPIF_ALIVE) == 0)
return(ENXIO);
#ifdef DEBUG
if (ppidebug & PDB_FOLLOW)
printf("ppiopen(%x, %x): flags %x\n",
dev, flags, sc->sc_flags);
#endif
if (sc->sc_flags & PPIF_OPEN)
return(EBUSY);
return (EBUSY);
sc->sc_flags |= PPIF_OPEN;
sc->sc_burst = PPI_BURST;
sc->sc_timo = ppimstohz(PPI_TIMO);
@ -144,11 +187,14 @@ ppiopen(dev, flags)
return(0);
}
ppiclose(dev, flags)
int
ppiclose(dev, flags, fmt, p)
dev_t dev;
int flags, fmt;
struct proc *p;
{
register int unit = UNIT(dev);
register struct ppi_softc *sc = &ppi_softc[unit];
struct ppi_softc *sc = ppi_cd.cd_devs[unit];
#ifdef DEBUG
if (ppidebug & PDB_FOLLOW)
@ -159,33 +205,39 @@ ppiclose(dev, flags)
return(0);
}
ppistart(unit)
int unit;
void
ppistart(arg)
void *arg;
{
struct ppi_softc *sc = arg;
#ifdef DEBUG
if (ppidebug & PDB_FOLLOW)
printf("ppistart(%x)\n", unit);
#endif
ppi_softc[unit].sc_flags &= ~PPIF_DELAY;
wakeup(&ppi_softc[unit]);
return (0);
sc->sc_flags &= ~PPIF_DELAY;
wakeup(sc);
}
void
ppitimo(unit)
int unit;
ppitimo(arg)
void *arg;
{
struct ppi_softc *sc = arg;
#ifdef DEBUG
if (ppidebug & PDB_FOLLOW)
printf("ppitimo(%x)\n", unit);
printf("ppitimo(%x)\n", sc->sc_dev.dv_unit);
#endif
ppi_softc[unit].sc_flags &= ~(PPIF_UIO|PPIF_TIMO);
wakeup(&ppi_softc[unit]);
sc->sc_flags &= ~(PPIF_UIO|PPIF_TIMO);
wakeup(sc);
}
ppiread(dev, uio)
int
ppiread(dev, uio, flags)
dev_t dev;
struct uio *uio;
int flags;
{
#ifdef DEBUG
@ -195,9 +247,11 @@ ppiread(dev, uio)
return (ppirw(dev, uio));
}
ppiwrite(dev, uio)
int
ppiwrite(dev, uio, flags)
dev_t dev;
struct uio *uio;
int flags;
{
#ifdef DEBUG
@ -207,21 +261,25 @@ ppiwrite(dev, uio)
return (ppirw(dev, uio));
}
int
ppirw(dev, uio)
dev_t dev;
register struct uio *uio;
{
int unit = UNIT(dev);
register struct ppi_softc *sc = &ppi_softc[unit];
struct ppi_softc *sc = ppi_cd.cd_devs[unit];
register int s, len, cnt;
register char *cp;
int error = 0, gotdata = 0;
int buflen;
int buflen, ctlr, slave;
char *buf;
if (uio->uio_resid == 0)
return(0);
ctlr = sc->sc_dev.dv_parent->dv_unit;
slave = sc->sc_slave;
#ifdef DEBUG
if (ppidebug & (PDB_FOLLOW|PDB_IO))
printf("ppirw(%x, %x, %c): burst %d, timo %d, resid %x\n",
@ -233,7 +291,7 @@ ppirw(dev, uio)
sc->sc_flags |= PPIF_UIO;
if (sc->sc_timo > 0) {
sc->sc_flags |= PPIF_TIMO;
timeout(ppitimo, (void *)unit, sc->sc_timo);
timeout(ppitimo, sc, sc->sc_timo);
}
while (uio->uio_resid > 0) {
len = min(buflen, uio->uio_resid);
@ -245,7 +303,8 @@ ppirw(dev, uio)
}
again:
s = splbio();
if ((sc->sc_flags & PPIF_UIO) && hpibreq(&sc->sc_dq) == 0)
if ((sc->sc_flags & PPIF_UIO) &&
hpibreq(sc->sc_dev.dv_parent, &sc->sc_hq) == 0)
sleep(sc, PRIBIO+1);
/*
* Check if we timed out during sleep or uiomove
@ -258,7 +317,7 @@ again:
sc->sc_flags);
#endif
if (sc->sc_flags & PPIF_TIMO) {
untimeout(ppitimo, (void *)unit);
untimeout(ppitimo, sc);
sc->sc_flags &= ~PPIF_TIMO;
}
splx(s);
@ -269,19 +328,16 @@ again:
* Perform the operation
*/
if (uio->uio_rw == UIO_WRITE)
cnt = hpibsend(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave,
sc->sc_sec, cp, len);
cnt = hpibsend(ctlr, slave, sc->sc_sec, cp, len);
else
cnt = hpibrecv(sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave,
sc->sc_sec, cp, len);
cnt = hpibrecv(ctlr, slave, sc->sc_sec, cp, len);
s = splbio();
hpibfree(&sc->sc_dq);
hpibfree(sc->sc_dev.dv_parent, &sc->sc_hq);
#ifdef DEBUG
if (ppidebug & PDB_IO)
printf("ppirw: %s(%d, %d, %x, %x, %d) -> %d\n",
uio->uio_rw == UIO_READ ? "recv" : "send",
sc->sc_hd->hp_ctlr, sc->sc_hd->hp_slave,
sc->sc_sec, cp, len, cnt);
ctlr, slave, sc->sc_sec, cp, len, cnt);
#endif
splx(s);
if (uio->uio_rw == UIO_READ) {
@ -315,8 +371,7 @@ again:
*/
if (sc->sc_delay > 0) {
sc->sc_flags |= PPIF_DELAY;
timeout((void (*)__P((void *)))ppistart, (void *)unit,
sc->sc_delay);
timeout(ppistart, sc, sc->sc_delay);
error = tsleep(sc, PCATCH|PZERO+1, "hpib", 0);
if (error) {
splx(s);
@ -337,11 +392,11 @@ again:
}
s = splsoftclock();
if (sc->sc_flags & PPIF_TIMO) {
untimeout(ppitimo, (void *)unit);
untimeout(ppitimo, sc);
sc->sc_flags &= ~PPIF_TIMO;
}
if (sc->sc_flags & PPIF_DELAY) {
untimeout((void (*)__P((void *)))ppistart, (void *)unit);
untimeout(ppistart, sc);
sc->sc_flags &= ~PPIF_DELAY;
}
splx(s);
@ -364,14 +419,15 @@ again:
return (error);
}
int
ppiioctl(dev, cmd, data, flag, p)
dev_t dev;
int cmd;
u_long cmd;
caddr_t data;
int flag;
struct proc *p;
{
struct ppi_softc *sc = &ppi_softc[UNIT(dev)];
struct ppi_softc *sc = ppi_cd.cd_devs[UNIT(dev)];
struct ppiparam *pp, *upp;
int error = 0;
@ -402,6 +458,7 @@ ppiioctl(dev, cmd, data, flag, p)
return (error);
}
int
ppihztoms(h)
int h;
{
@ -413,6 +470,7 @@ ppihztoms(h)
return(m);
}
int
ppimstohz(m)
int m;
{
@ -426,4 +484,3 @@ ppimstohz(m)
}
return(h);
}
#endif

497
sys/arch/hp300/dev/rd.c
View File

@ -1,6 +1,7 @@
/* $NetBSD: rd.c,v 1.26 1997/01/07 09:29:32 thorpej Exp $ */
/* $NetBSD: rd.c,v 1.27 1997/01/30 09:14:17 thorpej Exp $ */
/*
* Copyright (c) 1996, 1997 Jason R. Thorpe. All rights reserved.
* Copyright (c) 1988 University of Utah.
* Copyright (c) 1982, 1990, 1993
* The Regents of the University of California. All rights reserved.
@ -45,8 +46,6 @@
/*
* CS80/SS80 disk driver
*/
#include "rd.h"
#if NRD > 0
#include <sys/param.h>
#include <sys/systm.h>
@ -56,10 +55,14 @@
#include <sys/disk.h>
#include <sys/ioctl.h>
#include <sys/fcntl.h>
#include <sys/device.h>
#include <sys/conf.h>
#include <hp300/dev/hpibvar.h>
#include <hp300/dev/device.h>
#include <hp300/dev/rdreg.h>
#include <hp300/dev/rdvar.h>
#ifdef USELEDS
#include <hp300/hp300/led.h>
#endif
@ -69,14 +72,32 @@
#include <vm/vm_prot.h>
#include <vm/pmap.h>
int rdmatch(), rdstart(), rdgo(), rdintr();
void rdattach(), rdstrategy();
struct driver rddriver = {
rdmatch, rdattach, "rd", rdstart, rdgo, rdintr,
int rdmatch __P((struct device *, struct cfdata *, void *));
void rdattach __P((struct device *, struct device *, void *));
struct cfattach rd_ca = {
sizeof(struct rd_softc), rdmatch, rdattach
};
struct rd_softc rd_softc[NRD];
struct buf rdtab[NRD];
struct cfdriver rd_cd = {
NULL, "rd", DV_DISK
};
int rdident __P((struct device *, struct rd_softc *,
struct hpibbus_attach_args *));
void rdreset __P((struct rd_softc *));
void rdustart __P((struct rd_softc *));
int rdgetinfo __P((dev_t));
void rdrestart __P((void *));
struct buf *rdfinish __P((struct rd_softc *, struct buf *));
void rdstart __P((void *));
void rdintr __P((void *));
void rdgo __P((void *));
bdev_decl(rd);
cdev_decl(rd);
int rderrthresh = RDRETRY-1; /* when to start reporting errors */
#ifdef DEBUG
@ -147,7 +168,6 @@ char *err_info[] = {
0, 0
};
struct rdstats rdstats[NRD];
int rddebug = 0x80;
#define RDB_FOLLOW 0x01
#define RDB_STATUS 0x02
@ -222,144 +242,151 @@ struct rdidentinfo rdidentinfo[] = {
int numrdidentinfo = sizeof(rdidentinfo) / sizeof(rdidentinfo[0]);
int
rdmatch(hd)
register struct hp_device *hd;
rdmatch(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
register struct rd_softc *rs = &rd_softc[hd->hp_unit];
rs->sc_hd = hd;
rs->sc_punit = rdpunit(hd->hp_flags);
rs->sc_type = rdident(rs, hd, 0);
if (rs->sc_type < 0) {
/*
* XXX Some ancient drives may be slow to respond, so
* probe them again.
*/
DELAY(10000);
rs->sc_type = rdident(rs, hd, 0);
if (rs->sc_type < 0)
return (0);
}
/* XXX set up the external name */
bzero(rs->sc_xname, sizeof(rs->sc_xname));
sprintf(rs->sc_xname, "rd%d", hd->hp_unit);
struct hpibbus_attach_args *ha = aux;
/*
* Initialize and attach the disk structure.
* Set punit if operator specified one in the kernel
* configuration file.
*/
bzero(&rs->sc_dkdev, sizeof(rs->sc_dkdev));
rs->sc_dkdev.dk_name = rs->sc_xname;
disk_attach(&rs->sc_dkdev);
if (match->hpibbuscf_punit != HPIBBUS_PUNIT_UNK &&
match->hpibbuscf_punit < HPIB_NPUNITS)
ha->ha_punit = match->hpibbuscf_punit;
if (rdident(parent, NULL, ha) == 0) {
/*
* XXX Some aging HP-IB drives are slow to
* XXX respond; give them a chance to catch
* XXX up and probe them again.
*/
delay(10000);
ha->ha_id = hpibid(parent->dv_unit, ha->ha_slave);
return (rdident(parent, NULL, ha));
}
return (1);
}
void
rdattach(hd)
register struct hp_device *hd;
rdattach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
register struct rd_softc *rs = &rd_softc[hd->hp_unit];
struct rd_softc *sc = (struct rd_softc *)self;
struct hpibbus_attach_args *ha = aux;
(void)rdident(rs, hd, 1); /* XXX Ick. */
if (rdident(parent, sc, ha) == 0) {
printf("\n%s: didn't respond to describe command!\n",
sc->sc_dev.dv_xname);
return;
}
rs->sc_dq.dq_softc = rs;
rs->sc_dq.dq_ctlr = hd->hp_ctlr;
rs->sc_dq.dq_unit = hd->hp_unit;
rs->sc_dq.dq_slave = hd->hp_slave;
rs->sc_dq.dq_driver = &rddriver;
rs->sc_flags = RDF_ALIVE;
/*
* Initialize and attach the disk structure.
*/
bzero(&sc->sc_dkdev, sizeof(sc->sc_dkdev));
sc->sc_dkdev.dk_name = sc->sc_dev.dv_xname;
disk_attach(&sc->sc_dkdev);
sc->sc_slave = ha->ha_slave;
sc->sc_punit = ha->ha_punit;
/* Initialize the hpib job queue entry */
sc->sc_hq.hq_softc = sc;
sc->sc_hq.hq_slave = sc->sc_slave;
sc->sc_hq.hq_start = rdstart;
sc->sc_hq.hq_go = rdgo;
sc->sc_hq.hq_intr = rdintr;
sc->sc_flags = RDF_ALIVE;
#ifdef DEBUG
/* always report errors */
if (rddebug & RDB_ERROR)
rderrthresh = 0;
#endif
/* XXX Set device class. */
hd->hp_dev.dv_class = DV_DISK;
}
int
rdident(rs, hd, verbose)
struct rd_softc *rs;
struct hp_device *hd;
int verbose;
rdident(parent, sc, ha)
struct device *parent;
struct rd_softc *sc;
struct hpibbus_attach_args *ha;
{
struct rd_describe *desc = &rs->sc_rddesc;
struct rd_softc rsc;
struct rd_describe *desc = sc != NULL ? &sc->sc_rddesc : NULL;
u_char stat, cmd[3];
int unit, lunit;
char name[7];
register int ctlr, slave, id, i;
int i, id, n, ctlr, slave;
ctlr = hd->hp_ctlr;
slave = hd->hp_slave;
unit = rs->sc_punit;
lunit = hd->hp_unit;
ctlr = parent->dv_unit;
slave = ha->ha_slave;
/*
* Grab device id and make sure:
* 1. It is a CS80 device.
* 2. It is one of the types we support.
* 3. If it is a 7946, we are accessing the disk unit (0)
*/
id = hpibid(ctlr, slave);
#ifdef DEBUG
if (rddebug & RDB_IDENT)
printf("hpibid(%d, %d) -> %x\n", ctlr, slave, id);
#endif
if ((id & 0x200) == 0)
return(-1);
for (i = 0; i < numrdidentinfo; i++)
if (id == rdidentinfo[i].ri_hwid)
/* Verify that we have a CS80 device. */
if ((ha->ha_id & 0x200) == 0)
return (0);
/* Is it one of the disks we support? */
for (id = 0; id < numrdidentinfo; id++)
if (ha->ha_id == rdidentinfo[id].ri_hwid)
break;
if (i == numrdidentinfo || unit > rdidentinfo[i].ri_maxunum)
return(-1);
id = i;
if (id == numrdidentinfo || ha->ha_punit > rdidentinfo[id].ri_maxunum)
return (0);
/*
* Reset drive and collect device description.
* Don't really use the description info right now but
* might come in handy in the future (for disk labels).
* If we're just probing for the device, that's all the
* work we need to do.
*/
rdreset(rs, hd);
cmd[0] = C_SUNIT(unit);
if (sc == NULL)
return (1);
/*
* Reset device and collect description
*/
rdreset(sc);
cmd[0] = C_SUNIT(ha->ha_punit);
cmd[1] = C_SVOL(0);
cmd[2] = C_DESC;
hpibsend(ctlr, slave, C_CMD, cmd, sizeof(cmd));
hpibrecv(ctlr, slave, C_EXEC, desc, 37);
hpibrecv(ctlr, slave, C_QSTAT, &stat, sizeof(stat));
bzero(name, sizeof(name));
if (!stat) {
register int n = desc->d_name;
bzero(name, sizeof(name));
if (stat == 0) {
n = desc->d_name;
for (i = 5; i >= 0; i--) {
name[i] = (n & 0xf) + '0';
n >>= 4;
}
}
#ifdef DEBUG
if (rddebug & RDB_IDENT) {
printf("rd%d: name: %x ('%s')\n",
lunit, desc->d_name, name);
printf("\n%s: name: %x ('%s')\n",
sc->sc_dev.dv_xname, desc->d_name, name);
printf(" iuw %x, maxxfr %d, ctype %d\n",
desc->d_iuw, desc->d_cmaxxfr, desc->d_ctype);
desc->d_iuw, desc->d_cmaxxfr, desc->d_ctype);
printf(" utype %d, bps %d, blkbuf %d, burst %d, blktime %d\n",
desc->d_utype, desc->d_sectsize,
desc->d_blkbuf, desc->d_burstsize, desc->d_blocktime);
desc->d_utype, desc->d_sectsize,
desc->d_blkbuf, desc->d_burstsize, desc->d_blocktime);
printf(" avxfr %d, ort %d, atp %d, maxint %d, fv %x, rv %x\n",
desc->d_uavexfr, desc->d_retry, desc->d_access,
desc->d_maxint, desc->d_fvbyte, desc->d_rvbyte);
desc->d_uavexfr, desc->d_retry, desc->d_access,
desc->d_maxint, desc->d_fvbyte, desc->d_rvbyte);
printf(" maxcyl/head/sect %d/%d/%d, maxvsect %d, inter %d\n",
desc->d_maxcyl, desc->d_maxhead, desc->d_maxsect,
desc->d_maxvsectl, desc->d_interleave);
desc->d_maxcyl, desc->d_maxhead, desc->d_maxsect,
desc->d_maxvsectl, desc->d_interleave);
printf("%s", sc->sc_dev.dv_xname);
}
#endif
/*
* Take care of a couple of anomolies:
* 1. 7945A and 7946A both return same HW id
* 2. 9122S and 9134D both return same HW id
* 3. 9122D and 9134L both return same HW id
*/
switch (rdidentinfo[id].ri_hwid) {
switch (ha->ha_id) {
case RD7946AID:
if (bcmp(name, "079450", 6) == 0)
id = RD7945A;
@ -381,53 +408,56 @@ rdident(rs, hd, verbose)
id = RD9134D;
break;
}
sc->sc_type = id;
/*
* XXX We use DEV_BSIZE instead of the sector size value pulled
* off the driver because all of this code assumes 512 byte
* blocks. ICK!
* XXX off the driver because all of this code assumes 512 byte
* XXX blocks. ICK!
*/
if (verbose) {
printf(": %s\n", rdidentinfo[id].ri_desc);
printf("%s: %d cylinders, %d heads, %d blocks, %d bytes/block\n",
rs->sc_hd->hp_xname, rdidentinfo[id].ri_ncyl,
rdidentinfo[id].ri_ntpc, rdidentinfo[id].ri_nblocks,
DEV_BSIZE);
}
return(id);
printf(": %s\n", rdidentinfo[id].ri_desc);
printf("%s: %d cylinders, %d heads, %d blocks, %d bytes/block\n",
sc->sc_dev.dv_xname, rdidentinfo[id].ri_ncyl,
rdidentinfo[id].ri_ntpc, rdidentinfo[id].ri_nblocks,
DEV_BSIZE);
return (1);
}
rdreset(rs, hd)
void
rdreset(rs)
register struct rd_softc *rs;
register struct hp_device *hd;
{
int ctlr = rs->sc_dev.dv_parent->dv_unit;
int slave = rs->sc_slave;
u_char stat;
rs->sc_clear.c_unit = C_SUNIT(rs->sc_punit);
rs->sc_clear.c_cmd = C_CLEAR;
hpibsend(hd->hp_ctlr, hd->hp_slave, C_TCMD, &rs->sc_clear,
sizeof(rs->sc_clear));
hpibswait(hd->hp_ctlr, hd->hp_slave);
hpibrecv(hd->hp_ctlr, hd->hp_slave, C_QSTAT, &stat, sizeof(stat));
hpibsend(ctlr, slave, C_TCMD, &rs->sc_clear, sizeof(rs->sc_clear));
hpibswait(ctlr, slave);
hpibrecv(ctlr, slave, C_QSTAT, &stat, sizeof(stat));
rs->sc_src.c_unit = C_SUNIT(RDCTLR);
rs->sc_src.c_nop = C_NOP;
rs->sc_src.c_cmd = C_SREL;
rs->sc_src.c_param = C_REL;
hpibsend(hd->hp_ctlr, hd->hp_slave, C_CMD, &rs->sc_src,
sizeof(rs->sc_src));
hpibswait(hd->hp_ctlr, hd->hp_slave);
hpibrecv(hd->hp_ctlr, hd->hp_slave, C_QSTAT, &stat, sizeof(stat));
hpibsend(ctlr, slave, C_CMD, &rs->sc_src, sizeof(rs->sc_src));
hpibswait(ctlr, slave);
hpibrecv(ctlr, slave, C_QSTAT, &stat, sizeof(stat));
rs->sc_ssmc.c_unit = C_SUNIT(rs->sc_punit);
rs->sc_ssmc.c_cmd = C_SSM;
rs->sc_ssmc.c_refm = REF_MASK;
rs->sc_ssmc.c_fefm = FEF_MASK;
rs->sc_ssmc.c_aefm = AEF_MASK;
rs->sc_ssmc.c_iefm = IEF_MASK;
hpibsend(hd->hp_ctlr, hd->hp_slave, C_CMD, &rs->sc_ssmc,
sizeof(rs->sc_ssmc));
hpibswait(hd->hp_ctlr, hd->hp_slave);
hpibrecv(hd->hp_ctlr, hd->hp_slave, C_QSTAT, &stat, sizeof(stat));
hpibsend(ctlr, slave, C_CMD, &rs->sc_ssmc, sizeof(rs->sc_ssmc));
hpibswait(ctlr, slave);
hpibrecv(ctlr, slave, C_QSTAT, &stat, sizeof(stat));
#ifdef DEBUG
rdstats[hd->hp_unit].rdresets++;
rs->sc_stats.rdresets++;
#endif
}
@ -439,7 +469,7 @@ rdgetinfo(dev)
dev_t dev;
{
int unit = rdunit(dev);
register struct rd_softc *rs = &rd_softc[unit];
struct rd_softc *rs = rd_cd.cd_devs[unit];
register struct disklabel *lp = rs->sc_dkdev.dk_label;
register struct partition *pi;
char *msg, *readdisklabel();
@ -467,7 +497,7 @@ rdgetinfo(dev)
return(0);
pi = lp->d_partitions;
printf("%s: WARNING: %s, ", rs->sc_hd->hp_xname, msg);
printf("%s: WARNING: %s, ", rs->sc_dev.dv_xname, msg);
#ifdef COMPAT_NOLABEL
printf("using old default partitioning\n");
rdmakedisklabel(unit, lp);
@ -488,11 +518,13 @@ rdopen(dev, flags, mode, p)
struct proc *p;
{
register int unit = rdunit(dev);
register struct rd_softc *rs = &rd_softc[unit];
register struct rd_softc *rs;
int error, mask, part;
if (unit >= NRD || (rs->sc_flags & RDF_ALIVE) == 0)
return(ENXIO);
if (unit >= rd_cd.cd_ndevs ||
(rs = rd_cd.cd_devs[unit]) == NULL ||
(rs->sc_flags & RDF_ALIVE) == 0)
return (ENXIO);
/*
* Wait for any pending opens/closes to complete
@ -545,7 +577,7 @@ rdclose(dev, flag, mode, p)
struct proc *p;
{
int unit = rdunit(dev);
register struct rd_softc *rs = &rd_softc[unit];
struct rd_softc *rs = rd_cd.cd_devs[unit];
register struct disk *dk = &rs->sc_dkdev;
int mask, s;
@ -565,9 +597,9 @@ rdclose(dev, flag, mode, p)
if (dk->dk_openmask == 0) {
rs->sc_flags |= RDF_CLOSING;
s = splbio();
while (rdtab[unit].b_active) {
while (rs->sc_tab.b_active) {
rs->sc_flags |= RDF_WANTED;
sleep((caddr_t)&rdtab[unit], PRIBIO);
sleep((caddr_t)&rs->sc_tab, PRIBIO);
}
splx(s);
rs->sc_flags &= ~(RDF_CLOSING|RDF_WLABEL);
@ -581,8 +613,8 @@ rdstrategy(bp)
register struct buf *bp;
{
int unit = rdunit(bp->b_dev);
register struct rd_softc *rs = &rd_softc[unit];
register struct buf *dp = &rdtab[unit];
struct rd_softc *rs = rd_cd.cd_devs[unit];
register struct buf *dp = &rs->sc_tab;
register struct partition *pinfo;
register daddr_t bn;
register int sz, s;
@ -636,7 +668,7 @@ rdstrategy(bp)
disksort(dp, bp);
if (dp->b_active == 0) {
dp->b_active = 1;
rdustart(unit);
rdustart(rs);
}
splx(s);
return;
@ -654,58 +686,60 @@ rdrestart(arg)
void *arg;
{
int s = splbio();
rdustart((int)arg);
rdustart((struct rd_softc *)arg);
splx(s);
}
rdustart(unit)
register int unit;
void
rdustart(rs)
struct rd_softc *rs;
{
register struct buf *bp;
register struct rd_softc *rs = &rd_softc[unit];
bp = rdtab[unit].b_actf;
bp = rs->sc_tab.b_actf;
rs->sc_addr = bp->b_un.b_addr;
rs->sc_resid = bp->b_bcount;
if (hpibreq(&rs->sc_dq))
rdstart(unit);
if (hpibreq(rs->sc_dev.dv_parent, &rs->sc_hq))
rdstart(rs);
}
struct buf *
rdfinish(unit, rs, bp)
int unit;
rdfinish(rs, bp)
register struct rd_softc *rs;
register struct buf *bp;
{
register struct buf *dp = &rdtab[unit];
register struct buf *dp = &rs->sc_tab;
dp->b_errcnt = 0;
dp->b_actf = bp->b_actf;
bp->b_resid = 0;
biodone(bp);
hpibfree(&rs->sc_dq);
hpibfree(rs->sc_dev.dv_parent, &rs->sc_hq);
if (dp->b_actf)
return(dp->b_actf);
return (dp->b_actf);
dp->b_active = 0;
if (rs->sc_flags & RDF_WANTED) {
rs->sc_flags &= ~RDF_WANTED;
wakeup((caddr_t)dp);
}
return(NULL);
return (NULL);
}
rdstart(unit)
register int unit;
void
rdstart(arg)
void *arg;
{
register struct rd_softc *rs = &rd_softc[unit];
register struct buf *bp = rdtab[unit].b_actf;
register struct hp_device *hp = rs->sc_hd;
register int part;
struct rd_softc *rs = arg;
register struct buf *bp = rs->sc_tab.b_actf;
register int part, ctlr, slave;
ctlr = rs->sc_dev.dv_parent->dv_unit;
slave = rs->sc_slave;
again:
#ifdef DEBUG
if (rddebug & RDB_FOLLOW)
printf("rdstart(%d): bp %x, %c\n", unit, bp,
printf("rdstart(%s): bp %x, %c\n", sc->sc_dev.dv_xname, bp,
(bp->b_flags & B_READ) ? 'R' : 'W');
#endif
part = rdpart(bp->b_dev);
@ -722,10 +756,10 @@ again:
#ifdef DEBUG
if (rddebug & RDB_IO)
printf("rdstart: hpibsend(%x, %x, %x, %x, %x)\n",
hp->hp_ctlr, hp->hp_slave, C_CMD,
ctlr, slave, C_CMD,
&rs->sc_ioc.c_unit, sizeof(rs->sc_ioc)-2);
#endif
if (hpibsend(hp->hp_ctlr, hp->hp_slave, C_CMD, &rs->sc_ioc.c_unit,
if (hpibsend(ctlr, slave, C_CMD, &rs->sc_ioc.c_unit,
sizeof(rs->sc_ioc)-2) == sizeof(rs->sc_ioc)-2) {
/* Instrumentation. */
@ -734,9 +768,9 @@ again:
#ifdef DEBUG
if (rddebug & RDB_IO)
printf("rdstart: hpibawait(%x)\n", hp->hp_ctlr);
printf("rdstart: hpibawait(%x)\n", ctlr);
#endif
hpibawait(hp->hp_ctlr);
hpibawait(ctlr);
return;
}
/*
@ -748,35 +782,38 @@ again:
#ifdef DEBUG
if (rddebug & RDB_ERROR)
printf("%s: rdstart: cmd %x adr %d blk %d len %d ecnt %d\n",
rs->sc_hd->hp_xname, rs->sc_ioc.c_cmd, rs->sc_ioc.c_addr,
bp->b_blkno, rs->sc_resid, rdtab[unit].b_errcnt);
rdstats[unit].rdretries++;
rs->sc_dev.dv_xname, rs->sc_ioc.c_cmd, rs->sc_ioc.c_addr,
bp->b_blkno, rs->sc_resid, rs->sc_tab.b_errcnt);
rs->sc_stats.rdretries++;
#endif
rs->sc_flags &= ~RDF_SEEK;
rdreset(rs, hp);
if (rdtab[unit].b_errcnt++ < RDRETRY)
rdreset(rs);
if (rs->sc_tab.b_errcnt++ < RDRETRY)
goto again;
printf("%s: rdstart err: cmd 0x%x sect %d blk %d len %d\n",
rs->sc_hd->hp_xname, rs->sc_ioc.c_cmd, rs->sc_ioc.c_addr,
rs->sc_dev.dv_xname, rs->sc_ioc.c_cmd, rs->sc_ioc.c_addr,
bp->b_blkno, rs->sc_resid);
bp->b_flags |= B_ERROR;
bp->b_error = EIO;
bp = rdfinish(unit, rs, bp);
bp = rdfinish(rs, bp);
if (bp) {
rs->sc_addr = bp->b_un.b_addr;
rs->sc_resid = bp->b_bcount;
if (hpibreq(&rs->sc_dq))
if (hpibreq(rs->sc_dev.dv_parent, &rs->sc_hq))
goto again;
}
}
rdgo(unit)
register int unit;
void
rdgo(arg)
void *arg;
{
register struct rd_softc *rs = &rd_softc[unit];
register struct hp_device *hp = rs->sc_hd;
struct buf *bp = rdtab[unit].b_actf;
int rw;
struct rd_softc *rs = arg;
struct buf *bp = rs->sc_tab.b_actf;
int rw, ctlr, slave;
ctlr = rs->sc_dev.dv_parent->dv_unit;
slave = rs->sc_slave;
rw = bp->b_flags & B_READ;
@ -787,26 +824,29 @@ rdgo(unit)
if (inledcontrol == 0)
ledcontrol(0, 0, LED_DISK);
#endif
hpibgo(hp->hp_ctlr, hp->hp_slave, C_EXEC,
rs->sc_addr, rs->sc_resid, rw, rw != 0);
hpibgo(ctlr, slave, C_EXEC, rs->sc_addr, rs->sc_resid, rw, rw != 0);
}
/* ARGSUSED */
void
rdintr(arg)
void *arg;
{
register struct rd_softc *rs = arg;
int unit = rs->sc_hd->hp_unit;
register struct buf *bp = rdtab[unit].b_actf;
register struct hp_device *hp = rs->sc_hd;
int unit = rs->sc_dev.dv_unit;
register struct buf *bp = rs->sc_tab.b_actf;
u_char stat = 13; /* in case hpibrecv fails */
int rv, restart;
int rv, restart, ctlr, slave;
ctlr = rs->sc_dev.dv_parent->dv_unit;
slave = rs->sc_slave;
#ifdef DEBUG
if (rddebug & RDB_FOLLOW)
printf("rdintr(%d): bp %x, %c, flags %x\n", unit, bp,
(bp->b_flags & B_READ) ? 'R' : 'W', rs->sc_flags);
if (bp == NULL) {
printf("%s: bp == NULL\n", rs->sc_hd->hp_xname);
printf("%s: bp == NULL\n", rs->sc_dev.dv_xname);
return;
}
#endif
@ -814,28 +854,28 @@ rdintr(arg)
if (rs->sc_flags & RDF_SEEK) {
rs->sc_flags &= ~RDF_SEEK;
if (hpibustart(hp->hp_ctlr))
rdgo(unit);
if (hpibustart(ctlr))
rdgo(rs);
return;
}
if ((rs->sc_flags & RDF_SWAIT) == 0) {
#ifdef DEBUG
rdstats[unit].rdpolltries++;
rs->sc_stats.rdpolltries++;
#endif
if (hpibpptest(hp->hp_ctlr, hp->hp_slave) == 0) {
if (hpibpptest(ctlr, slave) == 0) {
#ifdef DEBUG
rdstats[unit].rdpollwaits++;
rs->sc_stats.rdpollwaits++;
#endif
/* Instrumentation. */
disk_busy(&rs->sc_dkdev);
rs->sc_flags |= RDF_SWAIT;
hpibawait(hp->hp_ctlr);
hpibawait(ctlr);
return;
}
} else
rs->sc_flags &= ~RDF_SWAIT;
rv = hpibrecv(hp->hp_ctlr, hp->hp_slave, C_QSTAT, &stat, 1);
rv = hpibrecv(ctlr, slave, C_QSTAT, &stat, 1);
if (rv != 1 || stat) {
#ifdef DEBUG
if (rddebug & RDB_ERROR)
@ -843,20 +883,21 @@ rdintr(arg)
#endif
restart = rderror(unit);
#ifdef DEBUG
rdstats[unit].rdretries++;
rs->sc_stats.rdretries++;
#endif
if (rdtab[unit].b_errcnt++ < RDRETRY) {
if (rs->sc_tab.b_errcnt++ < RDRETRY) {
if (restart)
rdstart(unit);
rdstart(rs);
return;
}
bp->b_flags |= B_ERROR;
bp->b_error = EIO;
}
if (rdfinish(unit, rs, bp))
rdustart(unit);
if (rdfinish(rs, bp))
rdustart(rs);
}
int
rdstatus(rs)
register struct rd_softc *rs;
{
@ -864,8 +905,8 @@ rdstatus(rs)
u_char stat;
int rv;
c = rs->sc_hd->hp_ctlr;
s = rs->sc_hd->hp_slave;
c = rs->sc_dev.dv_parent->dv_unit;
s = rs->sc_slave;
rs->sc_rsc.c_unit = C_SUNIT(rs->sc_punit);
rs->sc_rsc.c_sram = C_SRAM;
rs->sc_rsc.c_ram = C_RAM;
@ -906,26 +947,27 @@ rdstatus(rs)
* Returns 1 if request should be restarted,
* 0 if we should just quietly give up.
*/
int
rderror(unit)
int unit;
{
struct rd_softc *rs = &rd_softc[unit];
struct rd_softc *rs = rd_cd.cd_devs[unit];
register struct rd_stat *sp;
struct buf *bp;
daddr_t hwbn, pbn;
if (rdstatus(rs)) {
#ifdef DEBUG
printf("%s: couldn't get status\n", rs->sc_hd->hp_xname);
printf("%s: couldn't get status\n", rs->sc_dev.dv_xname);
#endif
rdreset(rs, rs->sc_hd);
rdreset(rs);
return(1);
}
sp = &rs->sc_stat;
if (sp->c_fef & FEF_REXMT)
return(1);
if (sp->c_fef & FEF_PF) {
rdreset(rs, rs->sc_hd);
rdreset(rs);
return(1);
}
/*
@ -937,14 +979,14 @@ rderror(unit)
*/
if (sp->c_fef & FEF_IMR) {
extern int hz;
int rdtimo = RDWAITC << rdtab[unit].b_errcnt;
int rdtimo = RDWAITC << rs->sc_tab.b_errcnt;
#ifdef DEBUG
printf("%s: internal maintenance, %d second timeout\n",
rs->sc_hd->hp_xname, rdtimo);
rdstats[unit].rdtimeouts++;
rs->sc_dev.dv_xname, rdtimo);
rs->sc_stats.rdtimeouts++;
#endif
hpibfree(&rs->sc_dq);
timeout(rdrestart, (void *)unit, rdtimo * hz);
hpibfree(rs->sc_dev.dv_parent, &rs->sc_hq);
timeout(rdrestart, rs, rdtimo * hz);
return(0);
}
/*
@ -952,7 +994,7 @@ rderror(unit)
* threshhold. By default, this will only report after the
* retry limit has been exceeded.
*/
if (rdtab[unit].b_errcnt < rderrthresh)
if (rs->sc_tab.b_errcnt < rderrthresh)
return(1);
/*
@ -960,7 +1002,7 @@ rderror(unit)
* Note that not all errors report a block number, in that case
* we just use b_blkno.
*/
bp = rdtab[unit].b_actf;
bp = rs->sc_tab.b_actf;
pbn = rs->sc_dkdev.dk_label->d_partitions[rdpart(bp->b_dev)].p_offset;
if ((sp->c_fef & FEF_CU) || (sp->c_fef & FEF_DR) ||
(sp->c_ief & IEF_RRMASK)) {
@ -976,14 +1018,14 @@ rderror(unit)
* out b_blkno which is just the beginning block number
* of the transfer, not necessary where the error occured.
*/
printf("rd%d%c: hard error sn%d\n",
rdunit(bp->b_dev), 'a'+rdpart(bp->b_dev), pbn);
printf("%s%c: hard error sn%d\n", rs->sc_dev.dv_xname,
'a'+rdpart(bp->b_dev), pbn);
/*
* Now report the status as returned by the hardware with
* attempt at interpretation (unless debugging).
*/
printf("rd%d %s error:",
unit, (bp->b_flags & B_READ) ? "read" : "write");
printf("%s %s error:", rs->sc_dev.dv_xname,
(bp->b_flags & B_READ) ? "read" : "write");
#ifdef DEBUG
if (rddebug & RDB_ERROR) {
/* status info */
@ -1041,13 +1083,13 @@ rdwrite(dev, uio, flags)
int
rdioctl(dev, cmd, data, flag, p)
dev_t dev;
int cmd;
u_long cmd;
caddr_t data;
int flag;
struct proc *p;
{
int unit = rdunit(dev);
register struct rd_softc *sc = &rd_softc[unit];
struct rd_softc *sc = rd_cd.cd_devs[unit];
register struct disklabel *lp = sc->sc_dkdev.dk_label;
int error, flags;
@ -1103,11 +1145,13 @@ rdsize(dev)
dev_t dev;
{
register int unit = rdunit(dev);
register struct rd_softc *rs = &rd_softc[unit];
struct rd_softc *rs;
int psize, didopen = 0;
if (unit >= NRD || (rs->sc_flags & RDF_ALIVE) == 0)
return(-1);
if (unit >= rd_cd.cd_ndevs ||
(rs = rd_cd.cd_devs[unit]) == NULL ||
(rs->sc_flags & RDF_ALIVE) == 0)
return (-1);
/*
* We get called very early on (via swapconf)
@ -1163,8 +1207,8 @@ rddump(dev, blkno, va, size)
int totwrt; /* total number of sectors left to write */
int nwrt; /* current number of sectors to write */
int unit, part;
int ctlr, slave;
struct rd_softc *rs;
struct hp_device *hp;
struct disklabel *lp;
char stat;
@ -1178,12 +1222,13 @@ rddump(dev, blkno, va, size)
part = rdpart(dev);
/* Make sure dump device is ok. */
if (unit >= NRD)
if (unit >= rd_cd.cd_ndevs ||
(rs = rd_cd.cd_devs[unit]) == NULL ||
(rs->sc_flags & RDF_ALIVE) == 0)
return (ENXIO);
rs = &rd_softc[unit];
if ((rs->sc_flags & RDF_ALIVE) == 0)
return (ENXIO);
hp = rs->sc_hd;
ctlr = rs->sc_dev.dv_parent->dv_unit;
slave = rs->sc_slave;
/*
* Convert to disk sectors. Request must be a multiple of size.
@ -1220,23 +1265,22 @@ rddump(dev, blkno, va, size)
rs->sc_ioc.c_slen = C_SLEN;
rs->sc_ioc.c_len = nwrt * sectorsize;
rs->sc_ioc.c_cmd = C_WRITE;
hpibsend(hp->hp_ctlr, hp->hp_slave, C_CMD,
&rs->sc_ioc.c_unit, sizeof(rs->sc_ioc)-2);
if (hpibswait(hp->hp_ctlr, hp->hp_slave))
hpibsend(ctlr, slave, C_CMD, &rs->sc_ioc.c_unit,
sizeof(rs->sc_ioc)-2);
if (hpibswait(ctlr, slave))
return (EIO);
/*
* Send the data.
*/
hpibsend(hp->hp_ctlr, hp->hp_slave, C_EXEC, va,
nwrt * sectorsize);
(void) hpibswait(hp->hp_ctlr, hp->hp_slave);
hpibrecv(hp->hp_ctlr, hp->hp_slave, C_QSTAT, &stat, 1);
hpibsend(ctlr, slave, C_EXEC, va, nwrt * sectorsize);
(void) hpibswait(ctlr, slave);
hpibrecv(ctlr, slave, C_QSTAT, &stat, 1);
if (stat)
return (EIO);
#else /* RD_DUMP_NOT_TRUSTED */
/* Let's just talk about this first... */
printf("%s: dump addr %p, blk %d\n", hp->hp_xname,
printf("%s: dump addr %p, blk %d\n", sc->sc_dev.dv_xname,
va, blkno);
delay(500 * 1000); /* half a second */
#endif /* RD_DUMP_NOT_TRUSTED */
@ -1249,4 +1293,3 @@ rddump(dev, blkno, va, size)
rddoingadump = 0;
return (0);
}
#endif

14
sys/arch/hp300/dev/rd_compat.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: rd_compat.c,v 1.5 1996/01/07 22:02:14 thorpej Exp $ */
/* $NetBSD: rd_compat.c,v 1.6 1997/01/30 09:14:18 thorpej Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@ -45,13 +45,15 @@
/*
* Compatibility for CS80 disks without disklabels.
*/
#include "rd.h"
#if NRD > 0
#include <sys/param.h>
#include <sys/disklabel.h>
#include <sys/disk.h>
#include <hp300/dev/device.h>
#include <sys/device.h>
#include <sys/buf.h> /* XXX */
#include <hp300/dev/hpibvar.h>
#include <hp300/dev/rdreg.h>
#include <hp300/dev/rdvar.h>
@ -257,7 +259,8 @@ rdmakedisklabel(unit, lp)
int unit;
struct disklabel *lp;
{
register struct rd_softc *rs = &rd_softc[unit];
extern struct cfdriver rd_cd;
register struct rd_softc *rs = rd_cd.cd_devs[unit];
register struct rdcompatinfo *ci = &rdcompatinfo[rs->sc_type];
struct rdidentinfo *ri = &rdidentinfo[rs->sc_type];
register struct partition *pi;
@ -287,4 +290,3 @@ rdmakedisklabel(unit, lp)
pi++;
}
}
#endif

29
sys/arch/hp300/dev/rdvar.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: rdvar.h,v 1.5 1996/06/06 16:17:42 thorpej Exp $ */
/* $NetBSD: rdvar.h,v 1.6 1997/01/30 09:14:19 thorpej Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@ -52,23 +52,33 @@ struct rdidentinfo {
int ri_nblocks; /* DEV_BSIZE blocks on disk */
};
struct rdstats {
long rdretries;
long rdresets;
long rdtimeouts;
long rdpolltries;
long rdpollwaits;
};
struct rd_softc {
struct hp_device *sc_hd;
struct device sc_dev;
struct disk sc_dkdev;
char sc_xname[8];
int sc_slave; /* HP-IB slave */
int sc_punit; /* physical unit on slave */
int sc_flags;
short sc_type;
short sc_punit;
char *sc_addr;
int sc_resid;
struct rd_describe sc_rddesc;
struct devqueue sc_dq;
struct hpibqueue sc_hq; /* hpib job queue entry */
struct rd_iocmd sc_ioc;
struct rd_rscmd sc_rsc;
struct rd_stat sc_stat;
struct rd_ssmcmd sc_ssmc;
struct rd_srcmd sc_src;
struct rd_clearcmd sc_clear;
struct buf sc_tab; /* buffer queue */
struct rdstats sc_stats;
};
/* sc_flags values */
@ -80,14 +90,6 @@ struct rd_softc {
#define RDF_WANTED 0x20
#define RDF_WLABEL 0x40
struct rdstats {
long rdretries;
long rdresets;
long rdtimeouts;
long rdpolltries;
long rdpollwaits;
};
#define rdunit(x) (minor(x) >> 3)
#define rdpart(x) (minor(x) & 0x7)
#define rdpunit(x) ((x) & 7)
@ -100,5 +102,4 @@ struct rdstats {
#ifdef _KERNEL
extern struct rdidentinfo rdidentinfo[];
extern struct rd_softc rd_softc[];
#endif

530
sys/arch/hp300/dev/sd.c
View File

@ -1,6 +1,7 @@
/* $NetBSD: sd.c,v 1.28 1997/01/07 09:29:30 thorpej Exp $ */
/* $NetBSD: sd.c,v 1.29 1997/01/30 09:14:20 thorpej Exp $ */
/*
* Copyright (c) 1996, 1997 Jason R. Thorpe. All rights reserved.
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
@ -41,8 +42,6 @@
/*
* SCSI CCS (Command Command Set) disk driver.
*/
#include "sd.h"
#if NSD > 0
#include <sys/param.h>
#include <sys/systm.h>
@ -54,10 +53,13 @@
#include <sys/proc.h>
#include <sys/ioctl.h>
#include <sys/fcntl.h>
#include <sys/device.h>
#include <hp300/dev/device.h>
#include <hp300/dev/scsireg.h>
#include <hp300/dev/scsivar.h>
#include <hp300/dev/sdvar.h>
#ifdef USELEDS
#include <hp300/hp300/led.h>
#endif
@ -67,32 +69,33 @@
#include <vm/vm_prot.h>
#include <vm/pmap.h>
extern int scsi_test_unit_rdy();
extern int scsi_request_sense();
extern int scsi_inquiry();
extern int scsi_read_capacity();
extern int scsi_tt_write();
extern int scsireq();
extern int scsiustart();
extern int scsigo();
extern void scsifree();
extern void scsireset();
extern void scsi_delay();
extern void scsi_str __P((char *, char *, size_t));
extern void disksort();
extern void biodone();
extern int physio();
extern void TBIS();
int sdmatch();
void sdattach(), sdstrategy(), sdstart(), sdustart(), sdgo(), sdintr();
int sdmatch __P((struct device *, struct cfdata *, void *));
void sdattach __P((struct device *, struct device *, void *));
struct driver sddriver = {
sdmatch, sdattach, "sd", (int (*)())sdstart,
(int (*)())sdgo, (int (*)())sdintr,
struct cfattach sd_ca = {
sizeof(struct sd_softc), sdmatch, sdattach
};
struct cfdriver sd_cd = {
NULL, "sd", DV_DISK
};
void sdstrategy __P((struct buf *));
void sdustart __P((int));
void sdstart __P((void *));
void sdgo __P((void *));
void sdintr __P((void *, int));
int sdgetcapacity __P((struct sd_softc *, dev_t));
static void sdgetgeom __P((struct sd_softc *));
#ifdef DEBUG
int sddebug = 1;
#define SDB_ERROR 0x01
@ -100,12 +103,6 @@ int sddebug = 1;
#define SDB_CAPACITY 0x04
#endif
struct sd_softc sd_softc[NSD];
struct sdstats sdstats[NSD];
struct buf sdtab[NSD];
struct scsi_fmt_cdb sdcmd[NSD];
struct scsi_fmt_sense sdsense[NSD];
static struct scsi_fmt_cdb sd_read_cmd = { 10, CMD_READ_EXT };
static struct scsi_fmt_cdb sd_write_cmd = { 10, CMD_WRITE_EXT };
@ -134,19 +131,12 @@ static char legal_cmds[256] = {
/*f0*/ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
static struct scsi_inquiry inqbuf;
static struct scsi_fmt_cdb inq = {
6,
CMD_INQUIRY, 0, 0, 0, sizeof(inqbuf), 0
};
/*
* Perform a mode-sense on page 0x04 (rigid geometry).
*/
static void
sdgetgeom(sc, hd)
sdgetgeom(sc)
struct sd_softc *sc;
struct hp_device *hd;
{
struct scsi_mode_sense_geom {
struct scsi_modesense_hdr header;
@ -158,225 +148,119 @@ sdgetgeom(sc, hd)
};
int ctlr, slave, unit;
ctlr = hd->hp_ctlr;
slave = hd->hp_slave;
unit = sc->sc_punit;
ctlr = sc->sc_dev.dv_parent->dv_unit;
slave = sc->sc_target;
unit = sc->sc_lun;
scsi_delay(-1); /* XXX */
(void)scsi_immed_command(ctlr, slave, unit, &modesense_geom,
(u_char *)&sensebuf, sizeof(sensebuf), B_READ);
scsi_delay(0); /* XXX */
sc->sc_heads = sensebuf.geom.heads;
sc->sc_cyls = (sensebuf.geom.cyl_ub << 16) |
(sensebuf.geom.cyl_mb << 8) | sensebuf.geom.cyl_lb;
}
static int
sdident(sc, hd, verbose)
struct sd_softc *sc;
struct hp_device *hd;
int verbose;
int
sdmatch(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
int unit;
register int ctlr, slave;
register int i;
register int tries = 10;
char vendor[9], product[17], revision[5];
int isrm = 0;
struct oscsi_attach_args *osa = aux;
ctlr = hd->hp_ctlr;
slave = hd->hp_slave;
unit = sc->sc_punit;
scsi_delay(-1);
/*
* See if unit exists and is a disk then read block size & nblocks.
*/
while ((i = scsi_test_unit_rdy(ctlr, slave, unit)) != 0) {
if (i == -1 || --tries < 0) {
if (isrm)
break;
/* doesn't exist or not a CCS device */
goto failed;
}
if (i == STS_CHECKCOND) {
u_char sensebuf[128];
struct scsi_xsense *sp = (struct scsi_xsense *)sensebuf;
scsi_request_sense(ctlr, slave, unit, sensebuf,
sizeof(sensebuf));
if (sp->class == 7)
switch (sp->key) {
/*
* Not ready -- might be removable media
* device with no media. Assume as much,
* if it really isn't, the inquiry commmand
* below will fail.
*/
case 2:
isrm = 1;
break;
/* drive doing an RTZ -- give it a while */
case 6:
DELAY(1000000);
break;
default:
break;
}
}
DELAY(1000);
}
/*
* Find out about device
*/
if (scsi_immed_command(ctlr, slave, unit, &inq,
(u_char *)&inqbuf, sizeof(inqbuf), B_READ))
goto failed;
switch (inqbuf.type) {
switch (osa->osa_inqbuf->type) {
case 0: /* disk */
case 4: /* WORM */
case 5: /* CD-ROM */
case 7: /* Magneto-optical */
break;
default: /* not a disk */
goto failed;
return 0;
}
/*
* Get a usable id string
*/
bzero(vendor, sizeof(vendor));
bzero(product, sizeof(product));
bzero(revision, sizeof(revision));
switch (inqbuf.version) {
case 1:
case 2:
scsi_str(inqbuf.vendor_id, vendor, sizeof(inqbuf.vendor_id));
scsi_str(inqbuf.product_id, product,
sizeof(inqbuf.product_id));
scsi_str(inqbuf.rev, revision, sizeof(inqbuf.rev));
break;
default:
bcopy("UNKNOWN", vendor, 8);
bcopy("DRIVE TYPE", product, 11);
}
if (inqbuf.qual & 0x80)
sc->sc_flags |= SDF_RMEDIA;
if (sdgetcapacity(sc, hd, NODEV) < 0)
goto failed;
switch (inqbuf.version) {
case 1:
case 2:
if (verbose) {
printf(": <%s, %s, %s>", vendor, product, revision);
if (inqbuf.version == 2)
printf(" (SCSI-2)");
}
break;
default:
if (verbose)
printf(": type 0x%x, qual 0x%x, ver %d",
inqbuf.type, inqbuf.qual, inqbuf.version);
break;
}
if (verbose)
printf("\n");
if (verbose) {
/*
* Print out some additional information.
*/
printf("%s: ", hd->hp_xname);
switch (inqbuf.type) {
case 4:
printf("WORM, ");
break;
case 5:
printf("CD-ROM, ");
break;
case 7:
printf("Magneto-optical, ");
break;
default:
printf("%d cylinders, %d heads, ",
sc->sc_cyls, sc->sc_heads);
}
if (sc->sc_blks)
printf("%d blocks, %d bytes/block\n",
sc->sc_blks >> sc->sc_bshift, sc->sc_blksize);
else
printf("drive empty\n");
}
scsi_delay(0);
return(inqbuf.type);
failed:
scsi_delay(0);
return(-1);
}
int
sdmatch(hd)
register struct hp_device *hd;
{
register struct sd_softc *sc = &sd_softc[hd->hp_unit];
/* XXX set up external name */
bzero(sc->sc_xname, sizeof(sc->sc_xname));
sprintf(sc->sc_xname, "sd%d", hd->hp_unit);
/* Initialize the disk structure. */
bzero(&sc->sc_dkdev, sizeof(sc->sc_dkdev));
sc->sc_dkdev.dk_name = sc->sc_xname;
sc->sc_hd = hd;
sc->sc_flags = 0;
/*
* XXX formerly 0 meant unused but now pid 0 can legitimately
* use this interface (sdgetcapacity).
*/
sc->sc_format_pid = -1;
sc->sc_punit = sdpunit(hd->hp_flags);
sc->sc_type = sdident(sc, hd, 0);
if (sc->sc_type < 0)
return (0);
return (1);
}
void
sdattach(hd)
register struct hp_device *hd;
sdattach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct sd_softc *sc = &sd_softc[hd->hp_unit];
struct sd_softc *sc = (struct sd_softc *)self;
struct oscsi_attach_args *osa = aux;
(void)sdident(sc, hd, 1); /* XXX Ick. */
/*
* XXX formerly 0 meant unused but now pid 0 can legitimately
* use this interface (sdgetcapacity).
*/
sc->sc_format_pid = -1;
sc->sc_flags = 0;
sc->sc_dq.dq_softc = sc;
sc->sc_dq.dq_ctlr = hd->hp_ctlr;
sc->sc_dq.dq_unit = hd->hp_unit;
sc->sc_dq.dq_slave = hd->hp_slave;
sc->sc_dq.dq_driver = &sddriver;
sc->sc_target = osa->osa_target;
sc->sc_lun = osa->osa_lun;
sc->sc_type = osa->osa_inqbuf->type;
if (osa->osa_inqbuf->qual & 0x80)
sc->sc_flags |= SDF_RMEDIA;
printf("\n");
/* Initialize the SCSI queue entry. */
sc->sc_sq.sq_softc = sc;
sc->sc_sq.sq_target = sc->sc_target;
sc->sc_sq.sq_lun = sc->sc_lun;
sc->sc_sq.sq_start = sdstart;
sc->sc_sq.sq_go = sdgo;
sc->sc_sq.sq_intr = sdintr;
if (sdgetcapacity(sc, NODEV) < 0) {
printf("%s: getcapacity failed!\n", sc->sc_dev.dv_xname);
return;
}
/*
* Print out some additional information.
*/
printf("%s: ", sc->sc_dev.dv_xname);
switch (sc->sc_type) {
case 4:
printf("WORM, ");
break;
case 5:
printf("CD-ROM, ");
break;
case 7:
printf("Magneto-optical, ");
break;
default:
printf("%d cylinders, %d heads, ",
sc->sc_cyls, sc->sc_heads);
}
if (sc->sc_blks)
printf("%d blocks, %d bytes/block\n",
sc->sc_blks >> sc->sc_bshift, sc->sc_blksize);
else
printf("drive empty\n");
/* Initialize the disk structure. */
sc->sc_dkdev.dk_name = sc->sc_dev.dv_xname;
/* Attach the disk. */
disk_attach(&sc->sc_dkdev);
sc->sc_flags |= SDF_ALIVE;
/* XXX Set device class. */
hd->hp_dev.dv_class = DV_DISK;
}
void
sdreset(sc, hd)
sdreset(sc)
register struct sd_softc *sc;
register struct hp_device *hd;
{
sdstats[hd->hp_unit].sdresets++;
sc->sc_stats.sdresets++;
}
/*
@ -385,9 +269,8 @@ sdreset(sc, hd)
* due to missing media.
*/
int
sdgetcapacity(sc, hd, dev)
sdgetcapacity(sc, dev)
struct sd_softc *sc;
struct hp_device *hd;
dev_t dev;
{
static struct scsi_fmt_cdb cap = {
@ -406,8 +289,11 @@ sdgetcapacity(sc, hd, dev)
capbuf = malloc(capbufsize, M_DEVBUF, M_WAITOK);
if (dev == NODEV) {
i = scsi_immed_command(hd->hp_ctlr, hd->hp_slave, sc->sc_punit,
&cap, capbuf, capbufsize, B_READ);
scsi_delay(-1); /* XXX */
i = scsi_immed_command(sc->sc_dev.dv_parent->dv_unit,
sc->sc_target, sc->sc_lun, &cap, capbuf,
capbufsize, B_READ);
scsi_delay(0); /* XXX */
} else {
struct buf *bp;
@ -418,13 +304,13 @@ sdgetcapacity(sc, hd, dev)
panic("sdgetcapacity");
bp = malloc(sizeof *bp, M_DEVBUF, M_WAITOK);
sc->sc_format_pid = curproc->p_pid;
bcopy((caddr_t)&cap, (caddr_t)&sdcmd[hd->hp_unit], sizeof cap);
bcopy(&cap, &sc->sc_cmdstore, sizeof cap);
bp->b_dev = dev;
bp->b_flags = B_READ | B_BUSY;
bp->b_un.b_addr = (caddr_t)capbuf;
bp->b_bcount = capbufsize;
sdstrategy(bp);
i = biowait(bp) ? sdsense[hd->hp_unit].status : 0;
i = biowait(bp) ? sc->sc_sensestore.status : 0;
free(bp, M_DEVBUF);
sc->sc_format_pid = -1;
}
@ -433,7 +319,7 @@ sdgetcapacity(sc, hd, dev)
#ifdef DEBUG
if (sddebug & SDB_CAPACITY)
printf("%s: read_capacity returns %d\n",
hd->hp_xname, i);
sc->sc_dev.dv_xname, i);
#endif
free(capbuf, M_DEVBUF);
return (-1);
@ -447,7 +333,7 @@ sdgetcapacity(sc, hd, dev)
#ifdef DEBUG
if (sddebug & SDB_CAPACITY)
printf("%s: removable media not present\n",
hd->hp_xname);
sc->sc_dev.dv_xname);
#endif
free(capbuf, M_DEVBUF);
return (1);
@ -463,7 +349,7 @@ sdgetcapacity(sc, hd, dev)
if (sc->sc_blksize != DEV_BSIZE) {
if (sc->sc_blksize < DEV_BSIZE) {
printf("%s: need at least %d byte blocks - %s\n",
hd->hp_xname, DEV_BSIZE, "drive ignored");
sc->sc_dev.dv_xname, DEV_BSIZE, "drive ignored");
return (-1);
}
for (i = sc->sc_blksize; i > DEV_BSIZE; i >>= 1)
@ -472,10 +358,11 @@ sdgetcapacity(sc, hd, dev)
}
#ifdef DEBUG
if (sddebug & SDB_CAPACITY)
printf("%s: blks=%d, blksize=%d, bshift=%d\n", hd->hp_xname,
sc->sc_blks, sc->sc_blksize, sc->sc_bshift);
printf("%s: blks=%d, blksize=%d, bshift=%d\n",
sc->sc_dev.dv_xname, sc->sc_blks, sc->sc_blksize,
sc->sc_bshift);
#endif
sdgetgeom(sc, hd);
sdgetgeom(sc);
return (0);
}
@ -487,7 +374,7 @@ sdgetinfo(dev)
dev_t dev;
{
int unit = sdunit(dev);
register struct sd_softc *sc = &sd_softc[unit];
struct sd_softc *sc = sd_cd.cd_devs[unit];
register struct disklabel *lp = sc->sc_dkdev.dk_label;
register struct partition *pi;
char *msg, *readdisklabel();
@ -510,7 +397,7 @@ sdgetinfo(dev)
* now.
*/
if ((sc->sc_flags & SDF_RMEDIA) || sc->sc_blks == 0) {
switch (sdgetcapacity(sc, sc->sc_hd, dev)) {
switch (sdgetcapacity(sc, dev)) {
case 0:
break;
case -1:
@ -558,7 +445,7 @@ sdgetinfo(dev)
}
pi = lp->d_partitions;
printf("%s: WARNING: %s, ", sc->sc_hd->hp_xname, msg);
printf("%s: WARNING: %s, ", sc->sc_dev.dv_xname, msg);
#ifdef COMPAT_NOLABEL
if (usedefault) {
printf("using old default partitioning\n");
@ -581,11 +468,13 @@ sdopen(dev, flags, mode, p)
struct proc *p;
{
register int unit = sdunit(dev);
register struct sd_softc *sc = &sd_softc[unit];
struct sd_softc *sc;
int error, mask, part;
if (unit >= NSD || (sc->sc_flags & SDF_ALIVE) == 0)
return(ENXIO);
if (unit >= sd_cd.cd_ndevs ||
(sc = sd_cd.cd_devs[unit]) == NULL ||
(sc->sc_flags & SDF_ALIVE) == 0)
return (ENXIO);
/*
* Wait for any pending opens/closes to complete
@ -638,7 +527,7 @@ sdclose(dev, flag, mode, p)
struct proc *p;
{
int unit = sdunit(dev);
register struct sd_softc *sc = &sd_softc[unit];
struct sd_softc *sc = sd_cd.cd_devs[unit];
register struct disk *dk = &sc->sc_dkdev;
int mask, s;
@ -658,9 +547,9 @@ sdclose(dev, flag, mode, p)
if (dk->dk_openmask == 0) {
sc->sc_flags |= SDF_CLOSING;
s = splbio();
while (sdtab[unit].b_active) {
while (sc->sc_tab.b_active) {
sc->sc_flags |= SDF_WANTED;
sleep((caddr_t)&sdtab[unit], PRIBIO);
sleep((caddr_t)&sc->sc_tab, PRIBIO);
}
splx(s);
sc->sc_flags &= ~(SDF_CLOSING|SDF_WLABEL|SDF_ERROR);
@ -684,6 +573,7 @@ sdlblkstrat(bp, bsize)
register struct buf *bp;
register int bsize;
{
struct sd_softc *sc = sd_cd.cd_devs[sdunit(bp->b_dev)];
register struct buf *cbp = (struct buf *)malloc(sizeof(struct buf),
M_DEVBUF, M_WAITOK);
caddr_t cbuf = (caddr_t)malloc(bsize, M_DEVBUF, M_WAITOK);
@ -707,7 +597,7 @@ sdlblkstrat(bp, bsize)
register int count;
if (boff || resid < bsize) {
sdstats[sdunit(bp->b_dev)].sdpartials++;
sc->sc_stats.sdpartials++;
count = min(resid, bsize - boff);
cbp->b_flags = B_BUSY | B_PHYS | B_READ;
cbp->b_blkno = bn - btodb(boff);
@ -773,8 +663,8 @@ sdstrategy(bp)
register struct buf *bp;
{
int unit = sdunit(bp->b_dev);
register struct sd_softc *sc = &sd_softc[unit];
register struct buf *dp = &sdtab[unit];
struct sd_softc *sc = sd_cd.cd_devs[unit];
register struct buf *dp = &sc->sc_tab;
register struct partition *pinfo;
register daddr_t bn;
register int sz, s;
@ -857,8 +747,10 @@ void
sdustart(unit)
register int unit;
{
if (scsireq(&sd_softc[unit].sc_dq))
sdstart(unit);
struct sd_softc *sc = sd_cd.cd_devs[unit];
if (scsireq(sc->sc_dev.dv_parent, &sc->sc_sq))
sdstart(sc);
}
/*
@ -868,22 +760,21 @@ sdustart(unit)
* >0 if a fatal error
*/
static int
sderror(unit, sc, hp, stat)
int unit, stat;
register struct sd_softc *sc;
register struct hp_device *hp;
sderror(sc, stat)
struct sd_softc *sc;
int stat;
{
int cond = 1;
sdsense[unit].status = stat;
sc->sc_sensestore.status = stat;
if (stat & STS_CHECKCOND) {
struct scsi_xsense *sp;
scsi_request_sense(hp->hp_ctlr, hp->hp_slave,
sc->sc_punit, sdsense[unit].sense,
sizeof(sdsense[unit].sense));
sp = (struct scsi_xsense *)sdsense[unit].sense;
printf("%s: scsi sense class %d, code %d", hp->hp_xname,
scsi_request_sense(sc->sc_dev.dv_parent->dv_unit,
sc->sc_target, sc->sc_lun, sc->sc_sensestore.sense,
sizeof(sc->sc_sensestore.sense));
sp = (struct scsi_xsense *)(sc->sc_sensestore.sense);
printf("%s: scsi sense class %d, code %d", sc->sc_dev.dv_xname,
sp->class, sp->code);
if (sp->class == 7) {
printf(", key %d", sp->key);
@ -923,20 +814,19 @@ sderror(unit, sc, hp, stat)
}
static void
sdfinish(unit, sc, bp)
int unit;
register struct sd_softc *sc;
register struct buf *bp;
sdfinish(sc, bp)
struct sd_softc *sc;
struct buf *bp;
{
register struct buf *dp = &sdtab[unit];
register struct buf *dp = &sc->sc_tab;
dp->b_errcnt = 0;
dp->b_actf = bp->b_actf;
bp->b_resid = 0;
biodone(bp);
scsifree(&sc->sc_dq);
scsifree(sc->sc_dev.dv_parent, &sc->sc_sq);
if (dp->b_actf)
sdustart(unit);
sdustart(sc->sc_dev.dv_unit);
else {
dp->b_active = 0;
if (sc->sc_flags & SDF_WANTED) {
@ -947,54 +837,52 @@ sdfinish(unit, sc, bp)
}
void
sdstart(unit)
register int unit;
sdstart(arg)
void *arg;
{
register struct sd_softc *sc = &sd_softc[unit];
register struct hp_device *hp = sc->sc_hd;
struct sd_softc *sc = arg;
/*
* we have the SCSI bus -- in format mode, we may or may not need dma
* so check now.
*/
if (sc->sc_format_pid >= 0 && legal_cmds[sdcmd[unit].cdb[0]] > 0) {
register struct buf *bp = sdtab[unit].b_actf;
if (sc->sc_format_pid >= 0 && legal_cmds[sc->sc_cmdstore.cdb[0]] > 0) {
register struct buf *bp = sc->sc_tab.b_actf;
register int sts;
sdtab[unit].b_errcnt = 0;
sc->sc_tab.b_errcnt = 0;
while (1) {
sts = scsi_immed_command(hp->hp_ctlr, hp->hp_slave,
sc->sc_punit, &sdcmd[unit],
bp->b_un.b_addr, bp->b_bcount,
bp->b_flags & B_READ);
sdsense[unit].status = sts;
sts = scsi_immed_command(sc->sc_dev.dv_parent->dv_unit,
sc->sc_target, sc->sc_lun, &sc->sc_cmdstore,
bp->b_un.b_addr, bp->b_bcount,
bp->b_flags & B_READ);
sc->sc_sensestore.status = sts;
if ((sts & 0xfe) == 0 ||
(sts = sderror(unit, sc, hp, sts)) == 0)
(sts = sderror(sc, sts)) == 0)
break;
if (sts > 0 || sdtab[unit].b_errcnt++ >= SDRETRY) {
if (sts > 0 || sc->sc_tab.b_errcnt++ >= SDRETRY) {
bp->b_flags |= B_ERROR;
bp->b_error = EIO;
break;
}
}
sdfinish(unit, sc, bp);
sdfinish(sc, bp);
} else if (scsiustart(hp->hp_ctlr))
sdgo(unit);
} else if (scsiustart(sc->sc_dev.dv_parent->dv_unit))
sdgo(sc);
}
void
sdgo(unit)
register int unit;
sdgo(arg)
void *arg;
{
register struct sd_softc *sc = &sd_softc[unit];
register struct hp_device *hp = sc->sc_hd;
register struct buf *bp = sdtab[unit].b_actf;
struct sd_softc *sc = arg;
register struct buf *bp = sc->sc_tab.b_actf;
register int pad;
register struct scsi_fmt_cdb *cmd;
if (sc->sc_format_pid >= 0) {
cmd = &sdcmd[unit];
cmd = &sc->sc_cmdstore;
pad = 0;
} else {
/*
@ -1003,7 +891,7 @@ sdgo(unit)
if (sc->sc_flags & SDF_ERROR) {
bp->b_flags |= B_ERROR;
bp->b_error = EIO;
sdfinish(unit, sc, bp);
sdfinish(sc, bp);
return;
}
cmd = bp->b_flags & B_READ? &sd_read_cmd : &sd_write_cmd;
@ -1014,15 +902,15 @@ sdgo(unit)
#ifdef DEBUG
if (pad)
printf("%s: partial block xfer -- %x bytes\n",
sc->sc_hd->hp_xname, bp->b_bcount);
sc->sc_dev.dv_xname, bp->b_bcount);
#endif
sdstats[unit].sdtransfers++;
sc->sc_stats.sdtransfers++;
}
#ifdef USELEDS
if (inledcontrol == 0)
ledcontrol(0, 0, LED_DISK);
#endif
if (scsigo(hp->hp_ctlr, hp->hp_slave, sc->sc_punit,
if (scsigo(sc->sc_dev.dv_parent->dv_unit, sc->sc_target, sc->sc_lun,
bp, cmd, pad) == 0) {
/* Instrumentation. */
disk_busy(&sc->sc_dkdev);
@ -1032,14 +920,14 @@ sdgo(unit)
#ifdef DEBUG
if (sddebug & SDB_ERROR)
printf("%s: sdstart: %s adr %d blk %d len %d ecnt %d\n",
sc->sc_hd->hp_xname,
sc->sc_dev.dv_xname,
bp->b_flags & B_READ? "read" : "write",
bp->b_un.b_addr, bp->b_cylin, bp->b_bcount,
sdtab[unit].b_errcnt);
sc->sc_tab.b_errcnt);
#endif
bp->b_flags |= B_ERROR;
bp->b_error = EIO;
sdfinish(unit, sc, bp);
sdfinish(sc, bp);
}
void
@ -1048,13 +936,12 @@ sdintr(arg, stat)
int stat;
{
register struct sd_softc *sc = arg;
int unit = sc->sc_hd->hp_unit;
register struct buf *bp = sdtab[unit].b_actf;
register struct hp_device *hp = sc->sc_hd;
int unit = sc->sc_dev.dv_unit;
register struct buf *bp = sc->sc_tab.b_actf;
int cond;
if (bp == NULL) {
printf("%s: bp == NULL\n", sc->sc_hd->hp_xname);
printf("%s: bp == NULL\n", sc->sc_dev.dv_xname);
return;
}
@ -1064,25 +951,25 @@ sdintr(arg, stat)
#ifdef DEBUG
if (sddebug & SDB_ERROR)
printf("%s: sdintr: bad scsi status 0x%x\n",
sc->sc_hd->hp_xname, stat);
sc->sc_dev.dv_xname, stat);
#endif
cond = sderror(unit, sc, hp, stat);
cond = sderror(sc, stat);
if (cond) {
if (cond < 0 && sdtab[unit].b_errcnt++ < SDRETRY) {
if (cond < 0 && sc->sc_tab.b_errcnt++ < SDRETRY) {
#ifdef DEBUG
if (sddebug & SDB_ERROR)
printf("%s: retry #%d\n",
sc->sc_hd->hp_xname,
sdtab[unit].b_errcnt);
sc->sc_dev.dv_xname,
sc->sc_tab.b_errcnt);
#endif
sdstart(unit);
sdstart(sc);
return;
}
bp->b_flags |= B_ERROR;
bp->b_error = EIO;
}
}
sdfinish(unit, sc, bp);
sdfinish(sc, bp);
}
int
@ -1092,9 +979,10 @@ sdread(dev, uio, flags)
int flags;
{
register int unit = sdunit(dev);
struct sd_softc *sc = sd_cd.cd_devs[unit];
register int pid;
if ((pid = sd_softc[unit].sc_format_pid) >= 0 &&
if ((pid = sc->sc_format_pid) >= 0 &&
pid != uio->uio_procp->p_pid)
return (EPERM);
@ -1108,9 +996,10 @@ sdwrite(dev, uio, flags)
int flags;
{
register int unit = sdunit(dev);
struct sd_softc *sc = sd_cd.cd_devs[unit];
register int pid;
if ((pid = sd_softc[unit].sc_format_pid) >= 0 &&
if ((pid = sc->sc_format_pid) >= 0 &&
pid != uio->uio_procp->p_pid)
return (EPERM);
@ -1126,7 +1015,7 @@ sdioctl(dev, cmd, data, flag, p)
struct proc *p;
{
int unit = sdunit(dev);
register struct sd_softc *sc = &sd_softc[unit];
struct sd_softc *sc = sd_cd.cd_devs[unit];
register struct disklabel *lp = sc->sc_dkdev.dk_label;
int error, flags;
@ -1205,7 +1094,7 @@ sdioctl(dev, cmd, data, flag, p)
return (EPERM);
if (legal_cmds[((struct scsi_fmt_cdb *)data)->cdb[0]] == 0)
return (EINVAL);
bcopy(data, (caddr_t)&sdcmd[unit], sizeof(sdcmd[0]));
bcopy(data, &sc->sc_cmdstore, sizeof(struct scsi_fmt_cdb));
return (0);
case SDIOCSENSE:
@ -1213,7 +1102,7 @@ sdioctl(dev, cmd, data, flag, p)
* return the SCSI sense data saved after the last
* operation that completed with "check condition" status.
*/
bcopy((caddr_t)&sdsense[unit], data, sizeof(sdsense[0]));
bcopy(&sc->sc_sensestore, data, sizeof(sc->sc_sensestore));
return (0);
}
@ -1225,11 +1114,13 @@ sdsize(dev)
dev_t dev;
{
register int unit = sdunit(dev);
register struct sd_softc *sc = &sd_softc[unit];
struct sd_softc *sc = sd_cd.cd_devs[unit];
int psize, didopen = 0;
if (unit >= NSD || (sc->sc_flags & SDF_ALIVE) == 0)
return(-1);
if (unit >= sd_cd.cd_ndevs ||
(sc = sd_cd.cd_devs[unit]) == NULL ||
(sc->sc_flags & SDF_ALIVE) == 0)
return (-1);
/*
* We get called very early on (via swapconf)
@ -1266,7 +1157,6 @@ sddump(dev, blkno, va, size)
int nwrt; /* current number of sectors to write */
int unit, part;
struct sd_softc *sc;
struct hp_device *hp;
struct disklabel *lp;
daddr_t baddr;
char stat;
@ -1281,12 +1171,10 @@ sddump(dev, blkno, va, size)
part = sdpart(dev);
/* Make sure device is ok. */
if (unit >= NSD)
if (unit >= sd_cd.cd_ndevs ||
(sc = sd_cd.cd_devs[unit]) == NULL ||
(sc->sc_flags & SDF_ALIVE) == 0)
return (ENXIO);
sc = &sd_softc[unit];
if ((sc->sc_flags & SDF_ALIVE) == 0)
return (ENXIO);
hp = sc->sc_hd;
/*
* Convert to disk sectors. Request must be a multiple of size.
@ -1315,15 +1203,16 @@ sddump(dev, blkno, va, size)
* Send the data. Note the `0' argument for bshift;
* we've done the necessary conversion above.
*/
stat = scsi_tt_write(hp->hp_ctlr, hp->hp_slave, sc->sc_punit,
va, nwrt * sectorsize, blkno, 0);
stat = scsi_tt_write(sc->sc_dev.dv_parent->dv_unit,
sc->sc_target, sc->sc_lun, va, nwrt * sectorsize,
blkno, 0);
if (stat) {
printf("\nsddump: scsi write error 0x%x\n", stat);
return (EIO);
}
#else /* SD_DUMP_NOT_TRUSTED */
/* Lets just talk about it first. */
printf("%s: dump addr %p, blk %d\n", hp->hp_xname,
printf("%s: dump addr %p, blk %d\n", sc->sc_dev.dv_xname,
va, blkno);
delay(500 * 1000); /* half a second */
#endif /* SD_DUMP_NOT_TRUSTED */
@ -1336,4 +1225,3 @@ sddump(dev, blkno, va, size)
sddoingadump = 0;
return (0);
}
#endif

16
sys/arch/hp300/dev/sd_compat.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: sd_compat.c,v 1.4 1996/01/07 22:02:20 thorpej Exp $ */
/* $NetBSD: sd_compat.c,v 1.5 1997/01/30 09:14:21 thorpej Exp $ */
/*
* Copyright (c) 1990, 1993
@ -41,13 +41,15 @@
/*
* Compatibility for SCSI disks without labels.
*/
#include "sd.h"
#if NSD > 0
#include <sys/param.h>
#include <sys/disklabel.h>
#include <sys/disk.h>
#include <hp300/dev/device.h>
#include <sys/device.h>
#include <sys/buf.h> /* XXX */
#include <hp300/dev/scsireg.h> /* XXX */
#include <hp300/dev/scsivar.h>
#include <hp300/dev/sdvar.h>
/*
@ -76,13 +78,12 @@ struct partition sddefaultpart[] = {
};
int sdnumdefaultpart = sizeof(sddefaultpart)/sizeof(sddefaultpart[0]);
extern struct sd_softc sd_softc[];
sdmakedisklabel(unit, lp)
int unit;
register struct disklabel *lp;
{
register struct sd_softc *sc = &sd_softc[unit];
extern struct cfdriver sd_cd;
struct sd_softc *sc = sd_cd.cd_devs[unit];
register struct partition *pi, *dpi;
register int dcount;
@ -123,4 +124,3 @@ sdmakedisklabel(unit, lp)
pi[5].p_offset = pi[5].p_size = 0;
}
}
#endif

26
sys/arch/hp300/dev/sdvar.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: sdvar.h,v 1.5 1996/06/06 16:17:45 thorpej Exp $ */
/* $NetBSD: sdvar.h,v 1.6 1997/01/30 09:14:22 thorpej Exp $ */
/*
* Copyright (c) 1990, 1993
@ -38,20 +38,30 @@
* @(#)sdvar.h 8.1 (Berkeley) 6/10/93
*/
struct sdstats {
long sdresets;
long sdtransfers;
long sdpartials;
};
struct sd_softc {
struct hp_device *sc_hd;
struct device sc_dev;
struct disk sc_dkdev;
char sc_xname[8];
struct devqueue sc_dq;
struct scsiqueue sc_sq;
int sc_format_pid; /* process using "format" mode */
short sc_flags;
short sc_type; /* drive type */
short sc_punit; /* physical unit (scsi lun) */
int sc_target; /* SCSI target */
int sc_lun; /* SCSI lun */
u_short sc_bshift; /* convert device blocks to DEV_BSIZE blks */
u_int sc_blks; /* number of blocks on device */
int sc_blksize; /* device block size in bytes */
u_int sc_heads; /* number of heads (tracks) */
u_int sc_cyls; /* number of cylinders */
struct buf sc_tab; /* buffer queue */
struct sdstats sc_stats; /* debugging stats */
struct scsi_fmt_cdb sc_cmdstore;
struct scsi_fmt_sense sc_sensestore;
};
/* sc_flags values */
@ -63,12 +73,6 @@ struct sd_softc {
#define SDF_RMEDIA 0x20
#define SDF_ERROR 0x40
struct sdstats {
long sdresets;
long sdtransfers;
long sdpartials;
};
#define sdunit(x) (minor(x) >> 3)
#define sdpart(x) (minor(x) & 0x7)
#define sdpunit(x) ((x) & 7)

486
sys/arch/hp300/dev/st.c
View File

@ -1,6 +1,7 @@
/* $NetBSD: st.c,v 1.18 1996/10/14 07:14:21 thorpej Exp $ */
/* $NetBSD: st.c,v 1.19 1997/01/30 09:14:23 thorpej Exp $ */
/*
* Copyright (c) 1996, 1997 Jason R. Thorpe. All rights reserved.
* Copyright (c) 1990 University of Utah.
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
@ -74,9 +75,6 @@
* support for the block device not implemented
*/
#include "st.h"
#if NST > 0
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/buf.h>
@ -87,32 +85,21 @@
#include <sys/mtio.h>
#include <sys/kernel.h>
#include <sys/tprintf.h>
#include <sys/device.h>
#include <hp300/dev/device.h>
#include <hp300/dev/scsireg.h>
#include <hp300/dev/scsivar.h>
#include <hp300/dev/stvar.h>
extern int scsi_test_unit_rdy();
extern int scsi_request_sense();
extern int scsiustart();
extern int scsigo();
extern void scsifree();
extern void scsireset();
extern void scsi_delay();
extern int scsi_tt_oddio();
extern void scsi_str __P((char *, char *, size_t));
extern int scsi_immed_command();
int stmatch(), ststart(), stgo(), stintr();
void stattach();
struct driver stdriver = {
stmatch, stattach, "st", ststart, stgo, stintr,
struct st_xsense {
struct scsi_xsense sc_xsense; /* data from sense */
struct exb_xsense exb_xsense; /* additional info from exabyte */
};
struct st_softc {
struct hp_device *sc_hd;
struct devqueue sc_dq;
struct device sc_dev;
struct scsiqueue sc_sq;
long sc_blkno; /* (possible block device support?) */
long sc_resid; /* (possible block device support?) */
int sc_flags;
@ -120,14 +107,19 @@ struct st_softc {
int sc_filepos; /* file position on tape */
long sc_numblks; /* number of blocks on tape */
short sc_type; /* ansi scsi type */
short sc_punit; /* physical unit (scsi lun) */
int sc_target;
int sc_lun;
short sc_tapeid; /* tape drive id */
char sc_datalen[32]; /* additional data length on some commands */
short sc_tticntdwn; /* interrupts between TTi display updates */
tpr_t sc_ctty;
struct buf *sc_bp;
u_char sc_cmd;
} st_softc[NST];
struct st_xsense sc_sense;
struct scsi_fmt_cdb sc_cmdstore;
struct buf sc_tab; /* buffer queue */
struct buf sc_bufstore; /* XXX buffer storage */
};
/* softc flags */
#define STF_ALIVE 0x0001
@ -138,25 +130,26 @@ struct st_softc {
#define STF_LEOT 0x0020
#define STF_MOVED 0x0040
struct st_mode st_mode[NST];
int stmatch __P((struct device *, struct cfdata *, void *));
void stattach __P((struct device *, struct device *, void *));
/*
* Maybe this should not be global, but gives chance to get
* tape remaining, Rewrites/ECC, etc outside the driver
*/
static struct st_xsense {
struct scsi_xsense sc_xsense; /* data from sense */
struct exb_xsense exb_xsense; /* additional info from exabyte */
} st_xsense[NST];
struct cfattach st_ca = {
sizeof(struct st_softc), stmatch, stattach
};
static struct scsi_fmt_cdb stcmd[NST];
struct cfdriver st_cd = {
NULL, "st", DV_TAPE
};
void stustart __P((int));
void ststart __P((void *));
void stgo __P((void *));
void stintr __P((void *, int));
static struct scsi_fmt_cdb st_read_cmd = { 6, CMD_READ };
static struct scsi_fmt_cdb st_write_cmd = { 6, CMD_WRITE };
struct buf sttab[NST];
struct buf stbuf[NST];
#define UNIT(x) (minor(x) & 3)
#define stpunit(x) ((x) & 7)
@ -225,84 +218,18 @@ int st_extti = 0x01; /* bitmask of unit numbers, do extra */
#endif
int
stmatch(hd)
register struct hp_device *hd;
stmatch(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
register struct st_softc *sc = &st_softc[hd->hp_unit];
register struct buf *bp;
struct oscsi_attach_args *osa = aux;
for (bp = sttab; bp < &sttab[NST]; bp++)
bp->b_actb = &bp->b_actf;
sc->sc_hd = hd;
sc->sc_punit = stpunit(hd->hp_flags);
sc->sc_type = stident(sc, hd, 0);
if (sc->sc_type < 0)
return (0);
return (1);
}
void
stattach(hd)
register struct hp_device *hd;
{
struct st_softc *sc = &st_softc[hd->hp_unit];
(void)stident(sc, hd, 1); /* XXX Ick. */
sc->sc_dq.dq_softc = sc;
sc->sc_dq.dq_ctlr = hd->hp_ctlr;
sc->sc_dq.dq_unit = hd->hp_unit;
sc->sc_dq.dq_slave = hd->hp_slave;
sc->sc_dq.dq_driver = &stdriver;
sc->sc_blkno = 0;
sc->sc_flags = STF_ALIVE;
/* XXX Set device class. */
hd->hp_dev.dv_class = DV_TAPE;
}
int
stident(sc, hd, verbose)
register struct st_softc *sc;
register struct hp_device *hd;
int verbose;
{
int unit;
int ctlr, slave;
int i, stat, inqlen;
char vendor[9], product[17], revision[5];
static int havest = 0;
struct st_inquiry {
struct scsi_inquiry inqbuf;
struct exb_inquiry exb_inquiry;
} st_inqbuf;
static struct scsi_fmt_cdb st_inq = {
6,
CMD_INQUIRY, 0, 0, 0, sizeof(st_inqbuf), 0
};
ctlr = hd->hp_ctlr;
slave = hd->hp_slave;
unit = sc->sc_punit;
scsi_delay(-1);
inqlen = 0x05; /* min */
st_inq.cdb[4] = 0x05;
stat = scsi_immed_command(ctlr, slave, unit, &st_inq,
(u_char *)&st_inqbuf, inqlen, B_READ);
/* do twice as first command on some scsi tapes always fails */
stat = scsi_immed_command(ctlr, slave, unit, &st_inq,
(u_char *)&st_inqbuf, inqlen, B_READ);
if (stat == -1)
goto failed;
if ((st_inqbuf.inqbuf.type != 0x01 || /* sequential access device */
st_inqbuf.inqbuf.qual != 0x80 || /* removable media */
(st_inqbuf.inqbuf.version != 0x01 && /* current ANSI SCSI spec */
st_inqbuf.inqbuf.version != 0x02)) /* 0x02 is for HP DAT */
&&
(st_inqbuf.inqbuf.type != 0x01 || /* M4 ??! */
if ((osa->osa_inqbuf->type != 0x01 || /* sequential access device */
osa->osa_inqbuf->qual != 0x80 || /* removable media */
(osa->osa_inqbuf->version != 0x01 &&
osa->osa_inqbuf->version != 0x02)) &&
(osa->osa_inqbuf->type != 0x01 || /* M4 ??! */
/*
* the M4 is a little too smart (ass?) for its own good:
* qual codes:
@ -310,38 +237,48 @@ stident(sc, hd, verbose)
* 0xf8: online and at 6250bpi
* 0xf9: online and at 1600bpi
*/
st_inqbuf.inqbuf.version != 0x09)) /* M4 tape */
{
printf("st: wrong specs: type %x qual %x version %d\n", st_inqbuf.inqbuf.type,
st_inqbuf.inqbuf.qual, st_inqbuf.inqbuf.version);
goto failed;
osa->osa_inqbuf->version != 0x09)) /* M4 tape */
return (0);
return (1);
}
/* now get additonal info */
inqlen = 0x05 + st_inqbuf.inqbuf.len;
st_inq.cdb[4] = inqlen;
bzero(&st_inqbuf, sizeof(st_inqbuf));
stat = scsi_immed_command(ctlr, slave, unit, &st_inq,
(u_char *)&st_inqbuf, inqlen, B_READ);
void
stattach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct st_softc *sc = (struct st_softc *)self;
struct oscsi_attach_args *osa = aux;
char vendor[9], product[17], revision[5];
int stat;
static int havest = 0;
printf("\n");
sc->sc_tab.b_actb = &sc->sc_tab.b_actf;
bzero(vendor, sizeof(vendor));
bzero(product, sizeof(product));
bzero(revision, sizeof(revision));
if (st_inqbuf.inqbuf.len >= 28) {
scsi_str(st_inqbuf.inqbuf.vendor_id, vendor,
sizeof(st_inqbuf.inqbuf.vendor_id));
scsi_str(st_inqbuf.inqbuf.product_id, product,
sizeof(st_inqbuf.inqbuf.product_id));
scsi_str(st_inqbuf.inqbuf.rev, revision,
sizeof(st_inqbuf.inqbuf.rev));
if (verbose)
printf(": <%s, %s, %s>\n", vendor, product, revision);
}
if (stat == 0xff) {
printf("st%d: Can't handle this tape drive\n", hd->hp_unit);
goto failed;
}
scsi_str(osa->osa_inqbuf->vendor_id, vendor,
sizeof(osa->osa_inqbuf->vendor_id));
scsi_str(osa->osa_inqbuf->product_id, product,
sizeof(osa->osa_inqbuf->product_id));
scsi_str(osa->osa_inqbuf->rev, revision,
sizeof(osa->osa_inqbuf->rev));
sc->sc_target = osa->osa_target;
sc->sc_lun = osa->osa_lun;
/* Initialize SCSI queue entry. */
sc->sc_sq.sq_softc = sc;
sc->sc_sq.sq_target = sc->sc_target;
sc->sc_sq.sq_lun = sc->sc_lun;
sc->sc_sq.sq_start = ststart;
sc->sc_sq.sq_go = stgo;
sc->sc_sq.sq_intr = stintr;
if (bcmp("EXB-8200", product, 8) == 0) {
sc->sc_tapeid = MT_ISEXABYTE;
@ -365,7 +302,8 @@ st_inqbuf.inqbuf.qual, st_inqbuf.inqbuf.version);
sc->sc_datalen[CMD_MODE_SENSE] = 12;
} else if (bcmp("HP35450A", product, 8) == 0) {
/* XXX "extra" stat makes the HP drive happy at boot time */
stat = scsi_test_unit_rdy(ctlr, slave, unit);
stat = scsi_test_unit_rdy(sc->sc_dev.dv_parent->dv_unit,
sc->sc_target, sc->sc_lun);
sc->sc_tapeid = MT_ISHPDAT;
sc->sc_datalen[CMD_REQUEST_SENSE] = 14;
sc->sc_datalen[CMD_INQUIRY] = 36;
@ -379,9 +317,8 @@ st_inqbuf.inqbuf.qual, st_inqbuf.inqbuf.version);
sc->sc_datalen[CMD_MODE_SELECT] = 12;
sc->sc_datalen[CMD_MODE_SENSE] = 12;
} else {
if (verbose)
printf("%s: Unsupported tape device, faking it\n",
sc->sc_hd->hp_xname);
printf("%s: Unsupported tape device, faking it\n",
sc->sc_dev.dv_xname);
sc->sc_tapeid = MT_ISAR;
sc->sc_datalen[CMD_REQUEST_SENSE] = 8;
sc->sc_datalen[CMD_INQUIRY] = 5;
@ -392,18 +329,18 @@ st_inqbuf.inqbuf.qual, st_inqbuf.inqbuf.version);
sc->sc_filepos = 0;
/* load xsense */
stxsense(ctlr, slave, unit, sc);
scsi_delay(-1);
stxsense(sc->sc_dev.dv_parent->dv_unit, sc->sc_target, sc->sc_lun, sc);
scsi_delay(0);
/* XXX if we have a tape, we must up the delays in the HA driver */
if (!havest) {
havest = 1;
scsi_delay(20000);
}
return(st_inqbuf.inqbuf.type);
failed:
scsi_delay(0);
return(-1);
sc->sc_blkno = 0;
sc->sc_flags = STF_ALIVE;
}
stopen(dev, flag, type, p)
@ -411,7 +348,7 @@ stopen(dev, flag, type, p)
int flag, type;
struct proc *p;
{
register struct st_softc *sc = &st_softc[UNIT(dev)];
register struct st_softc *sc;
register struct st_xsense *xsense;
register int count;
register int stat;
@ -429,15 +366,18 @@ stopen(dev, flag, type, p)
CMD_MODE_SENSE, 0, 0, 0, sizeof(mode), 0
};
ctlr = sc->sc_dq.dq_ctlr;
slave = sc->sc_dq.dq_slave;
unit = sc->sc_punit;
xsense = &st_xsense[UNIT(dev)];
if (UNIT(dev) > st_cd.cd_ndevs ||
(sc = st_cd.cd_devs[UNIT(dev)]) == NULL ||
(sc->sc_flags & STF_ALIVE) == 0)
return (ENXIO);
if (UNIT(dev) > NST || (sc->sc_flags & STF_ALIVE) == 0)
return(ENXIO);
if (sc->sc_flags & STF_OPEN)
return(EBUSY);
return (EBUSY);
ctlr = sc->sc_dev.dv_parent->dv_unit;
slave = sc->sc_target;
unit = sc->sc_lun;
xsense = &sc->sc_sense;
/*
* Be prepared to print error messages
@ -568,7 +508,7 @@ retryselect:
#endif
if (stat == STS_CHECKCOND) {
stxsense(ctlr, slave, unit, sc);
prtkey(UNIT(dev), sc);
prtkey(sc);
}
if (stat)
return(EIO);
@ -612,7 +552,7 @@ retryselect:
xsense->exb_xsense.tnp)
uprintf("cartridge unloading\n");
else
prtkey(UNIT(dev), sc);
prtkey(sc);
break;
case MT_ISMFOUR:
case MT_ISAR:
@ -621,7 +561,7 @@ retryselect:
if (stat == STS_CHECKCOND) {
stxsense(ctlr, slave, unit, sc);
if (xsense->sc_xsense.key)
prtkey(UNIT(dev), sc);
prtkey(sc);
} else {
sc->sc_filepos = 0; /* new tape */
stat = 0;
@ -635,12 +575,12 @@ retryselect:
if (stat == STS_CHECKCOND) {
stxsense(ctlr, slave, unit, sc);
if (xsense->sc_xsense.key)
prtkey(UNIT(dev), sc);
prtkey(sc);
}
break;
default:
uprintf("%s: not ready\n", sc->sc_hd->hp_xname);
prtkey(UNIT(dev), sc);
uprintf("%s: not ready\n", sc->sc_dev.dv_xname);
prtkey(sc);
break;
}
}
@ -681,7 +621,7 @@ retryselect:
sc->sc_filepos = 0;
#ifdef DEBUG
if (st_debug & ST_FMKS)
printf("%s: open filepos = %d\n", sc->sc_hd->hp_xname,
printf("%s: open filepos = %d\n", sc->sc_dev.dv_xname,
sc->sc_filepos);
#endif
@ -704,7 +644,7 @@ stclose(dev, flag)
dev_t dev;
int flag;
{
register struct st_softc *sc = &st_softc[UNIT(dev)];
struct st_softc *sc = st_cd.cd_devs[UNIT(dev)];
register int hit = 0;
if ((sc->sc_flags & (STF_WMODE|STF_WRTTN)) == (STF_WMODE|STF_WRTTN)) {
@ -730,7 +670,7 @@ stclose(dev, flag)
stcommand(dev, MTFSR, 0);
#endif
/* make stats available */
stxsense(sc->sc_dq.dq_ctlr, sc->sc_dq.dq_slave, sc->sc_punit, sc);
stxsense(sc->sc_dev.dv_parent->dv_unit, sc->sc_target, sc->sc_lun, sc);
sc->sc_flags &= ~(STF_OPEN|STF_WMODE|STF_WRTTN);
tprintf_close(sc->sc_ctty);
@ -741,11 +681,14 @@ void
ststrategy(bp)
register struct buf *bp;
{
struct st_softc *sc;
struct buf *dp;
int unit, s;
unit = UNIT(bp->b_dev);
dp = &sttab[unit];
sc = st_cd.cd_devs[unit];
dp = &sc->sc_tab;
bp->b_actf = NULL;
s = splbio();
bp->b_actb = dp->b_actb;
@ -758,34 +701,38 @@ ststrategy(bp)
splx(s);
}
void
stustart(unit)
int unit;
{
if (scsireq(&st_softc[unit].sc_dq))
ststart(unit);
struct st_softc *sc = st_cd.cd_devs[unit];
if (scsireq(sc->sc_dev.dv_parent, &sc->sc_sq))
ststart(sc);
}
ststart(unit)
int unit;
void
ststart(arg)
void *arg;
{
struct hp_device *hp = st_softc[unit].sc_hd;
struct st_softc *sc = arg;
if (scsiustart(hp->hp_ctlr))
stgo(unit);
if (scsiustart(sc->sc_dev.dv_parent->dv_unit))
stgo(arg);
}
stgo(unit)
int unit;
void
stgo(arg)
void *arg;
{
register struct st_softc *sc = &st_softc[unit];
struct st_softc *sc = arg;
register struct scsi_fmt_cdb *cmd;
register struct buf *bp = sttab[unit].b_actf;
struct hp_device *hp = sc->sc_hd;
register struct buf *bp = sc->sc_tab.b_actf;
int pad, stat;
long nblks;
if (sc->sc_flags & STF_CMD) {
cmd = &stcmd[unit];
cmd = &sc->sc_cmdstore;
pad = 0;
} else {
cmd = bp->b_flags & B_READ ? &st_read_cmd : &st_write_cmd;
@ -803,7 +750,7 @@ stgo(unit)
if (bp->b_bcount % sc->sc_blklen) {
tprintf(sc->sc_ctty,
"%s: I/O not block aligned %d/%ld\n",
sc->sc_hd->hp_xname, sc->sc_blklen,
sc->sc_dev.dv_xname, sc->sc_blklen,
bp->b_bcount);
cmd->cdb[1] &= 0xfe; /* force error */
}
@ -834,47 +781,46 @@ stgo(unit)
#ifdef DEBUG
if (st_debug & ST_ODDIO)
printf("%s: stgo: odd count %d using manual transfer\n",
sc->sc_hd->hp_xname, bp->b_bcount);
sc->sc_dev.dv_xname, bp->b_bcount);
#endif
stat = scsi_tt_oddio(hp->hp_ctlr, hp->hp_slave, sc->sc_punit,
bp->b_un.b_addr, bp->b_bcount,
bp->b_flags, 1);
stat = scsi_tt_oddio(sc->sc_dev.dv_parent->dv_unit,
sc->sc_target, sc->sc_lun, bp->b_un.b_addr, bp->b_bcount,
bp->b_flags, 1);
if (stat == 0) {
bp->b_resid = 0;
stfinish(unit, sc, bp);
stfinish(sc, bp);
}
} else
stat = scsigo(hp->hp_ctlr, hp->hp_slave, sc->sc_punit,
bp, cmd, pad);
stat = scsigo(sc->sc_dev.dv_parent->dv_unit,
sc->sc_target, sc->sc_lun, bp, cmd, pad);
if (stat) {
bp->b_error = EIO;
bp->b_flags |= B_ERROR;
stxsense(sc->sc_dq.dq_ctlr, sc->sc_dq.dq_slave,
sc->sc_punit, sc);
sterror(unit, sc, stat);
stfinish(unit, sc, bp);
stxsense(sc->sc_dev.dv_parent->dv_unit, sc->sc_target,
sc->sc_lun, sc);
sterror(sc, stat);
stfinish(sc, bp);
}
}
stfinish(unit, sc, bp)
int unit;
stfinish(sc, bp)
struct st_softc *sc;
struct buf *bp;
{
register struct buf *dp;
sttab[unit].b_errcnt = 0;
sc->sc_tab.b_errcnt = 0;
if (dp = bp->b_actf)
dp->b_actb = bp->b_actb;
else
sttab[unit].b_actb = bp->b_actb;
sc->sc_tab.b_actb = bp->b_actb;
*bp->b_actb = dp;
iodone(bp);
scsifree(&sc->sc_dq);
if (sttab[unit].b_actf)
stustart(unit);
scsifree(sc->sc_dev.dv_parent, &sc->sc_sq);
if (sc->sc_tab.b_actf)
stustart(sc->sc_dev.dv_unit);
else
sttab[unit].b_active = 0;
sc->sc_tab.b_active = 0;
}
int
@ -913,10 +859,10 @@ stioctl(dev, cmd, data, flag, p)
int flag;
struct proc *p;
{
register struct st_softc *sc = &st_softc[UNIT(dev)];
struct st_softc *sc = st_cd.cd_devs[UNIT(dev)];
register int cnt;
register struct mtget *mtget;
register struct st_xsense *xp = &st_xsense[UNIT(dev)];
register struct st_xsense *xp = &sc->sc_sense;
register struct mtop *op;
long resid;
@ -955,8 +901,8 @@ stioctl(dev, cmd, data, flag, p)
/* drive status */
case MTIOCGET:
mtget = (struct mtget *)data;
stxsense(sc->sc_dq.dq_ctlr, sc->sc_dq.dq_slave,
sc->sc_punit, sc);
stxsense(sc->sc_dev.dv_parent->dv_unit, sc->sc_target,
sc->sc_lun, sc);
mtget->mt_type = sc->sc_tapeid;
mtget->mt_dsreg = 0;
mtget->mt_erreg = ((xp->sc_xsense.valid << 15) |
@ -993,19 +939,19 @@ stioctl(dev, cmd, data, flag, p)
return(0);
}
void
stintr(arg, stat)
void *arg;
int stat;
{
register struct st_softc *sc = arg;
int unit = sc->sc_hd->hp_unit;
register struct st_xsense *xp = &st_xsense[unit];
register struct buf *bp = sttab[unit].b_actf;
struct hp_device *hp = sc->sc_hd;
int unit = sc->sc_dev.dv_unit;
register struct st_xsense *xp = &sc->sc_sense;
register struct buf *bp = sc->sc_tab.b_actf;
#ifdef DEBUG
if (bp == NULL) {
printf("%s: bp == NULL\n", sc->sc_hd->hp_xname);
printf("%s: bp == NULL\n", sc->sc_dev.dv_xname);
return;
}
#endif
@ -1017,8 +963,8 @@ stintr(arg, stat)
/* more status */
case STS_CHECKCOND:
stxsense(sc->sc_dq.dq_ctlr, sc->sc_dq.dq_slave,
sc->sc_punit, sc);
stxsense(sc->sc_dev.dv_parent->dv_unit, sc->sc_target,
sc->sc_lun, sc);
if (xp->sc_xsense.valid) {
bp->b_resid = (u_long)((xp->sc_xsense.info1 << 24) |
(xp->sc_xsense.info2 << 16) |
@ -1035,7 +981,7 @@ stintr(arg, stat)
&& xp->sc_xsense.key != XSK_NOTUSED1
&& xp->sc_xsense.key != XSK_NOTUSEDC
&& xp->sc_xsense.key != XSK_NOTUSEDE) {
sterror(unit, sc, stat);
sterror(sc, stat);
bp->b_flags |= B_ERROR;
bp->b_error = EIO;
break;
@ -1047,7 +993,7 @@ stintr(arg, stat)
if (sc->sc_blklen) {
tprintf(sc->sc_ctty,
"%s: Incorrect Length Indicator, blkcnt diff %d\n",
sc->sc_hd->hp_xname,
sc->sc_dev.dv_xname,
sc->sc_blklen - bp->b_resid);
bp->b_flags |= B_ERROR;
bp->b_error = EIO;
@ -1074,7 +1020,7 @@ stintr(arg, stat)
if (!st_dmaoddretry) {
tprintf(sc->sc_ctty,
"%s: Odd length read %d\n",
sc->sc_hd->hp_xname,
sc->sc_dev.dv_xname,
bp->b_bcount - bp->b_resid);
bp->b_error = EIO;
bp->b_flags |= B_ERROR;
@ -1086,24 +1032,25 @@ stintr(arg, stat)
#ifdef DEBUG
if (st_debug & ST_ODDIO)
printf("%s: stintr odd count %d, do BSR then oddio\n",
sc->sc_hd->hp_xname,
sc->sc_dev.dv_xname,
bp->b_bcount - bp->b_resid);
#endif
stat = scsi_tt_oddio(hp->hp_ctlr, hp->hp_slave,
sc->sc_punit, 0, -1, 0, 0);
stat =
scsi_tt_oddio(sc->sc_dev.dv_parent->dv_unit,
sc->sc_target, sc->sc_lun, 0, -1, 0, 0);
if (stat == 0)
stat = scsi_tt_oddio(hp->hp_ctlr,
hp->hp_slave,
sc->sc_punit,
bp->b_un.b_addr,
bp->b_bcount - bp->b_resid,
bp->b_flags, 0);
stat = scsi_tt_oddio(
sc->sc_dev.dv_parent->dv_unit,
sc->sc_target, sc->sc_lun,
bp->b_un.b_addr,
bp->b_bcount - bp->b_resid,
bp->b_flags, 0);
if (stat) {
bp->b_error = EIO;
bp->b_flags |= B_ERROR;
stxsense(sc->sc_dq.dq_ctlr, sc->sc_dq.dq_slave,
sc->sc_punit, sc);
sterror(unit, sc, stat);
stxsense(sc->sc_dev.dv_parent->dv_unit,
sc->sc_target, sc->sc_lun, sc);
sterror(sc, stat);
}
}
break;
@ -1114,13 +1061,13 @@ stintr(arg, stat)
break;
}
tprintf(sc->sc_ctty, "%s: unknown scsi error\n",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
bp->b_flags |= B_ERROR;
bp->b_error = EIO;
break;
default:
printf("%s: stintr unknown stat 0x%x\n", sc->sc_hd->hp_xname,
printf("%s: stintr unknown stat 0x%x\n", sc->sc_dev.dv_xname,
stat);
break;
}
@ -1146,8 +1093,8 @@ stintr(arg, stat)
* Mostly for TTi we, get a stxsense call in open and close.
*/
if (sc->sc_tticntdwn-- == 0) {
stxsense(sc->sc_dq.dq_ctlr, sc->sc_dq.dq_slave,
sc->sc_punit, sc);
stxsense(sc->sc_dev.dv_parent->dv_unit,
sc->sc_target, sc->sc_lun, sc);
sc->sc_tticntdwn = 100;
}
#endif
@ -1160,14 +1107,14 @@ stcommand(dev, command, cnt)
u_int command;
int cnt;
{
register struct st_softc *sc = &st_softc[UNIT(dev)];
register struct buf *bp = &stbuf[UNIT(dev)];
register struct scsi_fmt_cdb *cmd = &stcmd[UNIT(dev)];
struct st_softc *sc = st_cd.cd_devs[UNIT(dev)];
register struct buf *bp = &sc->sc_bufstore;
register struct scsi_fmt_cdb *cmd = &sc->sc_cmdstore;
register cmdcnt;
int s;
cmd->len = 6; /* all tape commands are cdb6 */
cmd->cdb[1] = sc->sc_punit;
cmd->cdb[1] = sc->sc_lun;
cmd->cdb[2] = cmd->cdb[3] = cmd->cdb[4] = cmd->cdb[5] = 0;
cmdcnt = 0;
@ -1234,7 +1181,7 @@ stcommand(dev, command, cnt)
break;
default:
printf("%s: stcommand bad command 0x%x\n",
sc->sc_hd->hp_xname, command);
sc->sc_dev.dv_xname, command);
}
sc->sc_flags |= STF_CMD;
@ -1245,7 +1192,7 @@ again:
#ifdef DEBUG
if (st_debug & ST_FMKS)
printf("%s: stcommand filepos %d cmdcnt %d cnt %d\n",
sc->sc_hd->hp_xname, sc->sc_filepos, cmdcnt, cnt);
sc->sc_dev.dv_xname, sc->sc_filepos, cmdcnt, cnt);
#endif
s = splbio();
while (bp->b_flags & B_BUSY) {
@ -1277,16 +1224,16 @@ again:
sc->sc_flags &= ~(STF_CMD|STF_WRTTN);
}
sterror(unit, sc, stat)
int unit, stat;
sterror(sc, stat)
struct st_softc *sc;
int stat;
{
/* stxsense must have been called before sterror() */
if (stat & STS_CHECKCOND)
prtkey(unit, sc);
prtkey(sc);
else if (stat)
tprintf(sc->sc_ctty,
"%s: bad scsi status 0x%x\n", sc->sc_hd->hp_xname,
"%s: bad scsi status 0x%x\n", sc->sc_dev.dv_xname,
stat);
if ((sc->sc_flags & STF_CMD) && sc->sc_cmd == CMD_SPACE) /* fsf */
@ -1300,16 +1247,15 @@ stxsense(ctlr, slave, unit, sc)
u_char *sensebuf;
unsigned len;
sensebuf = (u_char *)&st_xsense[sc->sc_dq.dq_unit];
sensebuf = (u_char *)&sc->sc_sense;
len = sc->sc_datalen[CMD_REQUEST_SENSE];
scsi_request_sense(ctlr, slave, unit, sensebuf, len);
}
prtkey(unit, sc)
int unit;
prtkey(sc)
struct st_softc *sc;
{
register struct st_xsense *xp = &st_xsense[unit];
register struct st_xsense *xp = &sc->sc_sense;
switch (xp->sc_xsense.key) {
case XSK_NOSENCE:
@ -1320,35 +1266,35 @@ prtkey(unit, sc)
break;
case XSK_REVERVED:
tprintf(sc->sc_ctty, "%s: Reserved sense key 0x%x\n",
sc->sc_hd->hp_xname, xp->sc_xsense.key);
sc->sc_dev.dv_xname, xp->sc_xsense.key);
break;
case XSK_NOTRDY:
tprintf(sc->sc_ctty, "%s: NOT READY\n", sc->sc_hd->hp_xname);
tprintf(sc->sc_ctty, "%s: NOT READY\n", sc->sc_dev.dv_xname);
break;
case XSK_MEDERR:
tprintf(sc->sc_ctty, "%s: MEDIUM ERROR\n", sc->sc_hd->hp_xname);
tprintf(sc->sc_ctty, "%s: MEDIUM ERROR\n", sc->sc_dev.dv_xname);
break;
case XSK_HRDWERR:
tprintf(sc->sc_ctty, "%s: HARDWARE ERROR\n",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
break;
case XSK_ILLREQ:
tprintf(sc->sc_ctty, "%s: ILLEGAL REQUEST\n",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
break;
case XSK_UNTATTEN:
tprintf(sc->sc_ctty, "%s: UNIT ATTENTION\n",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
break;
case XSK_DATAPROT:
tprintf(sc->sc_ctty, "%s: DATA PROTECT\n", sc->sc_hd->hp_xname);
tprintf(sc->sc_ctty, "%s: DATA PROTECT\n", sc->sc_dev.dv_xname);
break;
case XSK_BLNKCHK:
tprintf(sc->sc_ctty, "%s: BLANK CHECK\n", sc->sc_hd->hp_xname);
tprintf(sc->sc_ctty, "%s: BLANK CHECK\n", sc->sc_dev.dv_xname);
break;
case XSK_VENDOR:
tprintf(sc->sc_ctty, "%s: VENDER UNIQUE SENSE KEY ",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
switch (sc->sc_tapeid) {
case MT_ISEXABYTE:
tprintf(sc->sc_ctty, "Exabyte: ");
@ -1364,58 +1310,58 @@ prtkey(unit, sc)
}
break;
case XSK_CPYABORT:
tprintf(sc->sc_ctty, "%s: COPY ABORTED\n", sc->sc_hd->hp_xname);
tprintf(sc->sc_ctty, "%s: COPY ABORTED\n", sc->sc_dev.dv_xname);
break;
case XSK_ABORTCMD:
tprintf(sc->sc_ctty, "%s: ABORTED COMMAND\n",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
break;
case XSK_VOLOVER:
tprintf(sc->sc_ctty, "%s: VOLUME OVERFLOW\n",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
break;
default:
tprintf(sc->sc_ctty, "%s: unknown sense key 0x%x\n",
sc->sc_hd->hp_xname, xp->sc_xsense.key);
sc->sc_dev.dv_xname, xp->sc_xsense.key);
}
if (sc->sc_tapeid == MT_ISEXABYTE) {
if (xp->exb_xsense.bpe)
tprintf(sc->sc_ctty, "%s: Bus Parity Error",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
if (xp->exb_xsense.fpe)
tprintf(sc->sc_ctty,
"%s: Formatted Buffer Parity Error",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
if (xp->exb_xsense.eco)
tprintf(sc->sc_ctty, "%s: Error Counter Overflow",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
if (xp->exb_xsense.tme)
tprintf(sc->sc_ctty, "%s: Tape Motion Error",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
if (xp->exb_xsense.xfr)
tprintf(sc->sc_ctty, "%s: Transfer About Error",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
if (xp->exb_xsense.tmd)
tprintf(sc->sc_ctty, "%s: Tape Mark Detect Error",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
if (xp->exb_xsense.fmke)
tprintf(sc->sc_ctty, "%s: Filemark Error",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
if (xp->exb_xsense.ure)
tprintf(sc->sc_ctty, "%s: Under Run Error",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
if (xp->exb_xsense.sse)
tprintf(sc->sc_ctty, "%s: Servo System Error",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
if (xp->exb_xsense.fe)
tprintf(sc->sc_ctty, "%s: Formatter Error",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
if (xp->exb_xsense.wseb)
tprintf(sc->sc_ctty, "%s: WSEB Error",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
if (xp->exb_xsense.wseo)
tprintf(sc->sc_ctty, "%s: WSEO Error",
sc->sc_hd->hp_xname);
sc->sc_dev.dv_xname);
}
}
@ -1494,5 +1440,3 @@ prtmodstat(mode)
mode->ex.motionthres, mode->ex.reconthres, mode->ex.gapthres);
}
#endif /* DEBUG */
#endif