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freebsd-nq/sys/dev/isp/isp_freebsd.h
Matt Jacob 1209134a70 Roll platform minor. 
Change target mode state definitions to be aware of 'channel' (for the
dualbus 1280/12160 cards).
2001-04-04 21:56:15 +00:00

423 lines
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/* $FreeBSD$ */
/*
* Qlogic ISP SCSI Host Adapter FreeBSD Wrapper Definitions (CAM version)
* Copyright (c) 1997, 1998, 1999, 2000 by Matthew Jacob
*
* 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 immediately at the beginning of the file, without modification,
* this list of conditions, and the following disclaimer.
* 2. 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 AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _ISP_FREEBSD_H
#define _ISP_FREEBSD_H
#define ISP_PLATFORM_VERSION_MAJOR 5
#define ISP_PLATFORM_VERSION_MINOR 7
/*
* We're not ready for primetime yet
*/
#if 0
#if ((ISP_PLATFORM_VERSION_MAJOR * 10) + ISP_PLATFORM_VERSION_MINOR) >= 54
#define ISP_SMPLOCK 1
#endif
#endif
#include <sys/param.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/queue.h>
#include <sys/lock.h>
#include <sys/malloc.h>
#include <sys/mutex.h>
#include <sys/proc.h>
#include <sys/bus.h>
#include <machine/bus_memio.h>
#include <machine/bus_pio.h>
#include <machine/bus.h>
#include <machine/clock.h>
#include <machine/cpu.h>
#include <cam/cam.h>
#include <cam/cam_debug.h>
#include <cam/cam_ccb.h>
#include <cam/cam_sim.h>
#include <cam/cam_xpt.h>
#include <cam/cam_xpt_sim.h>
#include <cam/cam_debug.h>
#include <cam/scsi/scsi_all.h>
#include <cam/scsi/scsi_message.h>
#include "opt_ddb.h"
#include "opt_isp.h"
typedef void ispfwfunc __P((int, int, int, const u_int16_t **));
#ifdef ISP_TARGET_MODE
typedef struct tstate {
struct tstate *next;
struct cam_path *owner;
struct ccb_hdr_slist atios;
struct ccb_hdr_slist inots;
lun_id_t lun;
int bus;
u_int32_t hold;
} tstate_t;
#define LUN_HASH_SIZE 32
#define LUN_HASH_FUNC(isp, port, lun) \
((IS_DUALBUS(isp)) ? \
(((lun) & ((LUN_HASH_SIZE >> 1) - 1)) << (port)) : \
((lun) & (LUN_HASH_SIZE - 1)))
#endif
struct isposinfo {
struct ispsoftc * next;
u_int64_t default_port_wwn;
u_int64_t default_node_wwn;
device_t dev;
struct cam_sim *sim;
struct cam_path *path;
struct cam_sim *sim2;
struct cam_path *path2;
struct intr_config_hook ehook;
u_int8_t mboxwaiting;
u_int8_t simqfrozen;
u_int8_t drain;
u_int8_t intsok;
#ifdef ISP_SMPLOCK
struct mtx lock;
#else
volatile u_int32_t islocked;
int splsaved;
#endif
#ifdef ISP_TARGET_MODE
#define TM_WANTED 0x80
#define TM_BUSY 0x40
#define TM_TMODE_ENABLED 0x03
u_int8_t tmflags;
u_int8_t rstatus;
u_int16_t rollinfo;
tstate_t tsdflt[2]; /* two busses */
tstate_t *lun_hash[LUN_HASH_SIZE];
#endif
};
/*
* Locking macros...
*/
#ifdef ISP_SMPLOCK
#define ISP_LOCK(x) mtx_lock(&(x)->isp_osinfo.lock)
#define ISP_UNLOCK(x) mtx_unlock(&(x)->isp_osinfo.lock)
#else
#define ISP_LOCK isp_lock
#define ISP_UNLOCK isp_unlock
#endif
/*
* Required Macros/Defines
*/
#define INLINE __inline
#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 USEC_SLEEP(isp, x) \
if (isp->isp_osinfo.intsok) \
ISP_UNLOCK(isp); \
DELAY(x); \
if (isp->isp_osinfo.intsok) \
ISP_LOCK(isp)
#define NANOTIME_T struct timespec
#define GET_NANOTIME nanotime
#define GET_NANOSEC(x) ((x)->tv_sec * 1000000000 + (x)->tv_nsec)
#define NANOTIME_SUB nanotime_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_mbox_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 SCSI_STATUS_OK
#endif
#ifndef SCSI_CHECK
#define SCSI_CHECK SCSI_STATUS_CHECK_COND
#endif
#ifndef SCSI_BUSY
#define SCSI_BUSY SCSI_STATUS_BUSY
#endif
#ifndef SCSI_QFULL
#define SCSI_QFULL SCSI_STATUS_QUEUE_FULL
#endif
#define XS_T struct ccb_scsiio
#define XS_ISP(ccb) ((struct ispsoftc *) (ccb)->ccb_h.spriv_ptr1)
#define XS_CHANNEL(ccb) cam_sim_bus(xpt_path_sim((ccb)->ccb_h.path))
#define XS_TGT(ccb) (ccb)->ccb_h.target_id
#define XS_LUN(ccb) (ccb)->ccb_h.target_lun
#define XS_CDBP(ccb) \
(((ccb)->ccb_h.flags & CAM_CDB_POINTER)? \
(ccb)->cdb_io.cdb_ptr : (ccb)->cdb_io.cdb_bytes)
#define XS_CDBLEN(ccb) (ccb)->cdb_len
#define XS_XFRLEN(ccb) (ccb)->dxfer_len
#define XS_TIME(ccb) (ccb)->ccb_h.timeout
#define XS_RESID(ccb) (ccb)->resid
#define XS_STSP(ccb) (&(ccb)->scsi_status)
#define XS_SNSP(ccb) (&(ccb)->sense_data)
#define XS_SNSLEN(ccb) \
imin((sizeof((ccb)->sense_data)), ccb->sense_len)
#define XS_SNSKEY(ccb) ((ccb)->sense_data.flags & 0xf)
#define XS_TAG_P(ccb) \
(((ccb)->ccb_h.flags & CAM_TAG_ACTION_VALID) && \
(ccb)->tag_action != CAM_TAG_ACTION_NONE)
#define XS_TAG_TYPE(ccb) \
((ccb->tag_action == MSG_SIMPLE_Q_TAG)? REQFLAG_STAG : \
((ccb->tag_action == MSG_HEAD_OF_Q_TAG)? REQFLAG_HTAG : REQFLAG_OTAG))
#define XS_SETERR(ccb, v) (ccb)->ccb_h.status &= ~CAM_STATUS_MASK, \
(ccb)->ccb_h.status |= v, \
(ccb)->ccb_h.spriv_field0 |= ISP_SPRIV_ERRSET
# define HBA_NOERROR CAM_REQ_INPROG
# define HBA_BOTCH CAM_UNREC_HBA_ERROR
# define HBA_CMDTIMEOUT CAM_CMD_TIMEOUT
# define HBA_SELTIMEOUT CAM_SEL_TIMEOUT
# define HBA_TGTBSY CAM_SCSI_STATUS_ERROR
# define HBA_BUSRESET CAM_SCSI_BUS_RESET
# define HBA_ABORTED CAM_REQ_ABORTED
# define HBA_DATAOVR CAM_DATA_RUN_ERR
# define HBA_ARQFAIL CAM_AUTOSENSE_FAIL
#define XS_ERR(ccb) ((ccb)->ccb_h.status & CAM_STATUS_MASK)
#define XS_NOERR(ccb) \
(((ccb)->ccb_h.spriv_field0 & ISP_SPRIV_ERRSET) == 0 || \
((ccb)->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG)
#define XS_INITERR(ccb) \
XS_SETERR(ccb, CAM_REQ_INPROG), (ccb)->ccb_h.spriv_field0 = 0
#define XS_SAVE_SENSE(xs, sp) \
(xs)->ccb_h.status |= CAM_AUTOSNS_VALID, \
bcopy(sp->req_sense_data, &(xs)->sense_data, \
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) 109
#define DEFAULT_NODEWWN(isp) (isp)->isp_osinfo.default_node_wwn
#define DEFAULT_PORTWWN(isp) (isp)->isp_osinfo.default_port_wwn
#define ISP_NODEWWN(isp) FCPARAM(isp)->isp_nodewwn
#define ISP_PORTWWN(isp) FCPARAM(isp)->isp_portwwn
#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)
#define ISP_SWIZZLE_REQUEST(a, b)
#define ISP_UNSWIZZLE_RESPONSE(a, b, c)
#define ISP_SWIZZLE_SNS_REQ(a, b)
#define ISP_UNSWIZZLE_SNS_RSP(a, b, c)
#define ISP_SWIZZLE_NVRAM_WORD(isp, x)
/*
* Includes of common header files
*/
#include <dev/isp/ispreg.h>
#include <dev/isp/ispvar.h>
#include <dev/isp/ispmbox.h>
/*
* isp_osinfo definiitions && shorthand
*/
#define SIMQFRZ_RESOURCE 0x1
#define SIMQFRZ_LOOPDOWN 0x2
#define SIMQFRZ_TIMED 0x4
#define isp_sim isp_osinfo.sim
#define isp_path isp_osinfo.path
#define isp_sim2 isp_osinfo.sim2
#define isp_path2 isp_osinfo.path2
#define isp_dev isp_osinfo.dev
/*
* prototypes for isp_pci && isp_freebsd to share
*/
extern void isp_attach(struct ispsoftc *);
extern void isp_uninit(struct ispsoftc *);
/*
* Platform private flags
*/
#define ISP_SPRIV_ERRSET 0x1
#define ISP_SPRIV_INWDOG 0x2
#define ISP_SPRIV_GRACE 0x4
#define ISP_SPRIV_DONE 0x8
#define XS_CMD_S_WDOG(sccb) (sccb)->ccb_h.spriv_field0 |= ISP_SPRIV_INWDOG
#define XS_CMD_C_WDOG(sccb) (sccb)->ccb_h.spriv_field0 &= ~ISP_SPRIV_INWDOG
#define XS_CMD_WDOG_P(sccb) ((sccb)->ccb_h.spriv_field0 & ISP_SPRIV_INWDOG)
#define XS_CMD_S_GRACE(sccb) (sccb)->ccb_h.spriv_field0 |= ISP_SPRIV_GRACE
#define XS_CMD_C_GRACE(sccb) (sccb)->ccb_h.spriv_field0 &= ~ISP_SPRIV_GRACE
#define XS_CMD_GRACE_P(sccb) ((sccb)->ccb_h.spriv_field0 & ISP_SPRIV_GRACE)
#define XS_CMD_S_DONE(sccb) (sccb)->ccb_h.spriv_field0 |= ISP_SPRIV_DONE
#define XS_CMD_C_DONE(sccb) (sccb)->ccb_h.spriv_field0 &= ~ISP_SPRIV_DONE
#define XS_CMD_DONE_P(sccb) ((sccb)->ccb_h.spriv_field0 & ISP_SPRIV_DONE)
#define XS_CMD_S_CLEAR(sccb) (sccb)->ccb_h.spriv_field0 = 0
/*
* Platform specific inline functions
*/
#ifndef ISP_SMPLOCK
static INLINE void isp_lock(struct ispsoftc *);
static INLINE void
isp_lock(struct ispsoftc *isp)
{
int s = splcam();
if (isp->isp_osinfo.islocked++ == 0) {
isp->isp_osinfo.splsaved = s;
} else {
splx(s);
}
}
static INLINE void isp_unlock(struct ispsoftc *);
static INLINE void
isp_unlock(struct ispsoftc *isp)
{
if (isp->isp_osinfo.islocked) {
if (--isp->isp_osinfo.islocked == 0) {
splx(isp->isp_osinfo.splsaved);
}
}
}
#endif
static INLINE void isp_mbox_wait_complete(struct ispsoftc *);
static INLINE void
isp_mbox_wait_complete(struct ispsoftc *isp)
{
if (isp->isp_osinfo.intsok) {
isp->isp_osinfo.mboxwaiting = 1;
#ifdef ISP_SMPLOCK
(void) msleep(&isp->isp_osinfo.mboxwaiting,
&isp->isp_osinfo.lock, PRIBIO, "isp_mboxwaiting", 10 * hz);
#else
(void) tsleep(&isp->isp_osinfo.mboxwaiting, PRIBIO,
"isp_mboxwaiting", 10 * hz);
#endif
if (isp->isp_mboxbsy != 0) {
isp_prt(isp, ISP_LOGWARN,
"Interrupting Mailbox Command (0x%x) Timeout",
isp->isp_lastmbxcmd);
isp->isp_mboxbsy = 0;
}
isp->isp_osinfo.mboxwaiting = 0;
} else {
int j;
for (j = 0; j < 60 * 10000; j++) {
if (isp_intr(isp) == 0) {
USEC_DELAY(500);
}
if (isp->isp_mboxbsy == 0) {
break;
}
}
if (isp->isp_mboxbsy != 0) {
isp_prt(isp, ISP_LOGWARN,
"Polled Mailbox Command (0x%x) Timeout",
isp->isp_lastmbxcmd);
}
}
}
static INLINE u_int64_t nanotime_sub(struct timespec *, struct timespec *);
static INLINE u_int64_t
nanotime_sub(struct timespec *b, struct timespec *a)
{
u_int64_t elapsed;
struct timespec x = *b;
timespecsub(&x, a);
elapsed = GET_NANOSEC(&x);
if (elapsed == 0)
elapsed++;
return (elapsed);
}
static INLINE char *strncat(char *, const char *, size_t);
static INLINE char *
strncat(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);
}
/*
* Common inline functions
*/
#include <dev/isp/isp_inline.h>
#endif /* _ISP_FREEBSD_H */
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