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NetBSD/sys/dev/ic/isp_netbsd.h

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/* $NetBSD: isp_netbsd.h,v 1.27 2000/08/01 23:55:11 mjacob Exp $ */
/*
* NetBSD Specific definitions for the Qlogic ISP Host Adapter
* Matthew Jacob <mjacob@nas.nasa.gov>
*/
/*
* Copyright (C) 1997, 1998, 1999 National Aeronautics & Space Administration
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _ISP_NETBSD_H
#define _ISP_NETBSD_H
#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/errno.h>
#include <sys/ioctl.h>
#include <sys/device.h>
#include <sys/malloc.h>
#include <sys/buf.h>
#include <sys/proc.h>
#include <sys/user.h>
#include <dev/scsipi/scsi_all.h>
#include <dev/scsipi/scsipi_all.h>
#include <dev/scsipi/scsiconf.h>
#include <dev/scsipi/scsi_message.h>
#include <dev/scsipi/scsipi_debug.h>
#include "opt_isp.h"
#define ISP_PLATFORM_VERSION_MAJOR 1
#define ISP_PLATFORM_VERSION_MINOR 0
struct isposinfo {
struct device _dev;
struct scsipi_link _link;
struct scsipi_link _link_b;
struct scsipi_adapter _adapter;
int splsaved;
int mboxwaiting;
unsigned int
: 28,
onintstack : 1,
no_mbox_ints : 1,
blocked : 1,
islocked : 1;
union {
u_int64_t _wwn;
u_int16_t _discovered[2];
#define wwn_seed un._wwn
#define discovered un._discovered
} un;
TAILQ_HEAD(, scsipi_xfer) waitq;
struct callout _restart;
};
/*
* Required Macros/Defines
*/
#define INLINE inline
#define ISP2100_FABRIC 1
#define ISP2100_SCRLEN 0x400
#define MEMZERO bzero
#define MEMCPY(dst, src, amt) bcopy((src), (dst), (amt))
#define SNPRINTF snprintf
#define STRNCAT strncat
#define USEC_DELAY DELAY
#define NANOTIME_T struct timeval
#define GET_NANOTIME microtime
#define GET_NANOSEC(x) (((x)->tv_sec * 1000000 + (x)->tv_usec) * 1000)
#define NANOTIME_SUB isp_microtime_sub
#define MAXISPREQUEST(isp) 256
#ifdef __alpha__
#define MEMORYBARRIER(isp, type, offset, size) alpha_mb()
#else
#define MEMORYBARRIER(isp, type, offset, size)
#endif
#define MBOX_ACQUIRE(isp)
#define MBOX_WAIT_COMPLETE isp_wait_complete
#define MBOX_NOTIFY_COMPLETE(isp) \
if (isp->isp_osinfo.mboxwaiting) { \
isp->isp_osinfo.mboxwaiting = 0; \
wakeup(&isp->isp_osinfo.mboxwaiting); \
} \
isp->isp_mboxbsy = 0
#define MBOX_RELEASE(isp)
#ifndef SCSI_GOOD
#define SCSI_GOOD 0x0
#endif
#ifndef SCSI_CHECK
#define SCSI_CHECK 0x2
#endif
#ifndef SCSI_BUSY
#define SCSI_BUSY 0x8
#endif
#ifndef SCSI_QFULL
#define SCSI_QFULL 0x28
#endif
#define XS_T struct scsipi_xfer
#define XS_CHANNEL(xs) \
(((int) (xs)->sc_link->scsipi_scsi.channel == SCSI_CHANNEL_ONLY_ONE) ? \
0 : (xs)->sc_link->scsipi_scsi.channel)
#define XS_ISP(xs) (xs)->sc_link->adapter_softc
#define XS_LUN(xs) ((int) (xs)->sc_link->scsipi_scsi.lun)
#define XS_TGT(xs) ((int) (xs)->sc_link->scsipi_scsi.target)
#define XS_CDBP(xs) ((caddr_t) (xs)->cmd)
#define XS_CDBLEN(xs) (xs)->cmdlen
#define XS_XFRLEN(xs) (xs)->datalen
#define XS_TIME(xs) (xs)->timeout
#define XS_RESID(xs) (xs)->resid
#define XS_STSP(xs) (&(xs)->status)
#define XS_SNSP(xs) (&(xs)->sense.scsi_sense)
#define XS_SNSLEN(xs) (sizeof (xs)->sense)
#define XS_SNSKEY(xs) ((xs)->sense.scsi_sense.flags)
#define XS_TAG_P(ccb) (((xs)->xs_control & XS_CTL_POLL) != 0)
#define XS_TAG_TYPE(xs) \
(((xs)->xs_control & XS_CTL_URGENT) ? REQFLAG_HTAG : REQFLAG_OTAG)
#define XS_SETERR(xs, v) (xs)->error = v
# define HBA_NOERROR XS_NOERROR
# define HBA_BOTCH XS_DRIVER_STUFFUP
# define HBA_CMDTIMEOUT XS_TIMEOUT
# define HBA_SELTIMEOUT XS_SELTIMEOUT
# define HBA_TGTBSY XS_BUSY
# define HBA_BUSRESET XS_RESET
# define HBA_ABORTED XS_DRIVER_STUFFUP
# define HBA_DATAOVR XS_DRIVER_STUFFUP
# define HBA_ARQFAIL XS_DRIVER_STUFFUP
#define XS_ERR(xs) (xs)->error
#define XS_NOERR(xs) (xs)->error == XS_NOERROR
#define XS_INITERR(xs) (xs)->error = 0, XS_CMD_S_CLEAR(xs)
#define XS_SAVE_SENSE(xs, sp) \
bcopy(sp->req_sense_data, &(xs)->sense, \
imin(XS_SNSLEN(xs), sp->req_sense_len))
#define XS_SET_STATE_STAT(a, b, c)
#define DEFAULT_IID(x) 7
#define DEFAULT_LOOPID(x) 108
#define DEFAULT_NODEWWN(isp) (isp)->isp_osinfo.un._wwn
#define DEFAULT_PORTWWN(isp) \
isp_port_from_node_wwn((isp), DEFAULT_NODEWWN(isp))
#define PORT_FROM_NODE_WWN isp_port_from_node_wwn
#define ISP_UNSWIZZLE_AND_COPY_PDBP(isp, dest, src) \
if((void *)src != (void *)dest) bcopy(src, dest, sizeof (isp_pdb_t))
#define ISP_SWIZZLE_ICB(a, b)
#ifdef __sparc__
#define ISP_SWIZZLE_REQUEST(a, b) \
ISP_SBUSIFY_ISPHDR(a, &(b)->req_header); \
ISP_SBUSIFY_ISPREQ(a, b)
#define ISP_UNSWIZZLE_RESPONSE(a, b, c) \
ISP_SBUSIFY_ISPHDR(a, &(b)->req_header)
#else
#define ISP_SWIZZLE_REQUEST(a, b)
#define ISP_UNSWIZZLE_RESPONSE(a, b, c)
#endif
#define ISP_SWIZZLE_SNS_REQ(a, b)
#define ISP_UNSWIZZLE_SNS_RSP(a, b, c)
#ifdef __sparc__
#define ISP_SWIZZLE_NVRAM_WORD(isp, rp) \
{ \
u_int16_t tmp = *rp >> 8; \
tmp |= ((*rp & 0xff) << 8); \
*rp = tmp; \
}
#else
#define ISP_SWIZZLE_NVRAM_WORD(isp, rp)
#endif
/*
* Includes of common header files
*/
#include <dev/ic/ispreg.h>
#include <dev/ic/ispvar.h>
#include <dev/ic/ispmbox.h>
/*
* isp_osinfo definitions, extensions and shorthand.
*/
#define isp_name isp_osinfo._dev.dv_xname
#define isp_unit isp_osinfo._dev.dv_unit
/*
* Driver prototypes..
*/
void isp_attach __P((struct ispsoftc *));
void isp_uninit __P((struct ispsoftc *));
static inline void isp_lock __P((struct ispsoftc *));
static inline void isp_unlock __P((struct ispsoftc *));
static inline char *strncat __P((char *, const char *, size_t));
static inline u_int64_t
isp_port_from_node_wwn __P((struct ispsoftc *, u_int64_t));
static inline u_int64_t
isp_microtime_sub __P((struct timeval *, struct timeval *));
static void isp_wait_complete __P((struct ispsoftc *));
/*
* Driver wide data...
*/
/*
* Locking macros...
*/
#define ISP_LOCK isp_lock
#define ISP_UNLOCK isp_unlock
/*
* Platform private flags
*/
#define XS_PSTS_INWDOG 0x10000000
#define XS_PSTS_GRACE 0x20000000
#define XS_PSTS_ALL 0x30000000
#define XS_CMD_S_WDOG(xs) (xs)->xs_status |= XS_PSTS_INWDOG
#define XS_CMD_C_WDOG(xs) (xs)->xs_status &= ~XS_PSTS_INWDOG
#define XS_CMD_WDOG_P(xs) (((xs)->xs_status & XS_PSTS_INWDOG) != 0)
#define XS_CMD_S_GRACE(xs) (xs)->xs_status |= XS_PSTS_GRACE
#define XS_CMD_C_GRACE(xs) (xs)->xs_status &= ~XS_PSTS_GRACE
#define XS_CMD_GRACE_P(xs) (((xs)->xs_status & XS_PSTS_GRACE) != 0)
#define XS_CMD_S_DONE(xs) (xs)->xs_status |= XS_STS_DONE
#define XS_CMD_C_DONE(xs) (xs)->xs_status &= ~XS_STS_DONE
#define XS_CMD_DONE_P(xs) (((xs)->xs_status & XS_STS_DONE) != 0)
#define XS_CMD_S_CLEAR(xs) (xs)->xs_status &= ~XS_PSTS_ALL
/*
* Platform specific 'inline' or support functions
*/
static inline void
isp_lock(isp)
struct ispsoftc *isp;
{
int s = splbio();
if (isp->isp_osinfo.islocked == 0) {
isp->isp_osinfo.islocked = 1;
isp->isp_osinfo.splsaved = s;
} else {
splx(s);
}
}
static inline void
isp_unlock(isp)
struct ispsoftc *isp;
{
if (isp->isp_osinfo.islocked) {
isp->isp_osinfo.islocked = 0;
splx(isp->isp_osinfo.splsaved);
}
}
static inline char *
strncat(d, s, c)
char *d;
const char *s;
size_t c;
{
char *t = d;
if (c) {
while (*d)
d++;
while ((*d++ = *s++)) {
if (--c == 0) {
*d = '\0';
break;
}
}
}
return (t);
}
static inline u_int64_t
isp_microtime_sub(b, a)
struct timeval *b;
struct timeval *a;
{
struct timeval x;
u_int64_t elapsed;
timersub(b, a, &x);
elapsed = GET_NANOSEC(&x);
if (elapsed == 0)
elapsed++;
return (elapsed);
}
static inline void
isp_wait_complete(isp)
struct ispsoftc *isp;
{
if (isp->isp_osinfo.onintstack || isp->isp_osinfo.no_mbox_ints) {
int usecs = 0;
while (usecs < 2 * 1000000) {
(void) isp_intr(isp);
if (isp->isp_mboxbsy == 0) {
break;
}
USEC_DELAY(500);
usecs += 500;
}
if (isp->isp_mboxbsy != 0) {
isp_prt(isp, ISP_LOGWARN, "Mailbox Cmd (poll) Timeout");
}
} else {
int rv = 0;
isp->isp_osinfo.mboxwaiting = 1;
while (isp->isp_osinfo.mboxwaiting && rv == 0) {
static struct timeval twosec = { 2, 0 };
int timo;
struct timeval tv;
microtime(&tv);
timeradd(&tv, &twosec, &tv);
if ((timo = hzto(&tv)) == 0) {
timo = 1;
}
rv = tsleep(&isp->isp_osinfo.mboxwaiting,
PRIBIO, "isp_mboxcmd", timo);
}
if (rv == EWOULDBLOCK) {
isp->isp_mboxbsy = 0;
isp->isp_osinfo.mboxwaiting = 0;
isp_prt(isp, ISP_LOGWARN, "Mailbox Cmd (intr) Timeout");
}
}
}
static inline u_int64_t
isp_port_from_node_wwn(struct ispsoftc *isp, u_int64_t node_wwn)
{
u_int64_t rv = node_wwn;
if ((node_wwn >> 60) == 2) {
rv = node_wwn |
(((u_int64_t)(isp->isp_unit+1)) << 48);
}
return (rv);
}
/*
* Common inline functions
*/
#define INLINE inline
#include <dev/ic/isp_inline.h>
#if !defined(ISP_DISABLE_FW) && !defined(ISP_COMPILE_FW)
#define ISP_COMPILE_FW 1
#endif
#endif /* _ISP_NETBSD_H */
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