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c211f23b90
freebsd/sys/dev/isp/isp_freebsd.h
Matt Jacob 997f6ab3d7 There seems to be some problems, particularly on alpha, with 
FAST POSTING enabled for parallel SCSI. Be sure about things
and disable it for now.
2000-01-21 20:54:22 +00:00

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/* $FreeBSD$ */
/*
* Qlogic ISP SCSI Host Adapter FreeBSD Wrapper Definitions (CAM version)
*---------------------------------------
* Copyright (c) 1997, 1998, 1999 by Matthew Jacob
* NASA/Ames Research Center
* 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 immediately at the beginning of the file, without modification,
* 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 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 4
#define ISP_PLATFORM_VERSION_MINOR 2
#include <sys/param.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/queue.h>
#include <machine/bus_memio.h>
#include <machine/bus_pio.h>
#include <machine/bus.h>
#include <machine/clock.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"
#ifdef SCSI_ISP_FABRIC
#define ISP2100_FABRIC 1
#define ISP2100_SCRLEN 0x400
#else
#define ISP2100_SCRLEN 0x100
#endif
#ifdef SCSI_ISP_SCCLUN
#define ISP2100_SCCLUN 1
#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 ISP_SCSI_XFER_T struct ccb_scsiio
#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;
u_int32_t hold;
} tstate_t;
/*
* This should work very well for 100% of parallel SCSI cases, 100%
* of non-SCCLUN FC cases, and hopefully some larger fraction of the
* SCCLUN FC cases. Basically, we index by the low 5 bits of lun and
* then linear search. This has to be reasonably zippy, but not crucially
* so.
*/
#define LUN_HASH_SIZE 32
#define LUN_HASH_FUNC(lun) ((lun) & 0x1f)
#endif
struct isposinfo {
struct ispsoftc * next;
u_int64_t default_wwn;
char name[8];
int unit;
struct cam_sim *sim;
struct cam_path *path;
struct cam_sim *sim2;
struct cam_path *path2;
volatile char simqfrozen;
#ifdef ISP_TARGET_MODE
#define TM_WANTED 0x01
#define TM_BUSY 0x02
#define TM_TMODE_ENABLED 0x80
u_int8_t tmflags;
u_int8_t rstatus;
u_int16_t rollinfo;
tstate_t tsdflt;
tstate_t *lun_hash[LUN_HASH_SIZE];
#endif
};
#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_unit isp_osinfo.unit
#define isp_name isp_osinfo.name
#define MAXISPREQUEST 256
#include <dev/isp/ispreg.h>
#include <dev/isp/ispvar.h>
#include <dev/isp/ispmbox.h>
#define DFLT_DBLEVEL isp_debug
extern int isp_debug;
#define ISP_LOCKVAL_DECL int isp_spl_save
#define ISP_ILOCKVAL_DECL ISP_LOCKVAL_DECL
#define ISP_UNLOCK(isp) (void) splx(isp_spl_save)
#define ISP_LOCK(isp) isp_spl_save = splcam()
#define ISP_ILOCK(isp) ISP_LOCK(isp)
#define ISP_IUNLOCK(isp) ISP_UNLOCK(isp)
#define IMASK cam_imask
#define XS_NULL(ccb) ccb == NULL
#define XS_ISP(ccb) ((struct ispsoftc *) (ccb)->ccb_h.spriv_ptr1)
#define XS_LUN(ccb) (ccb)->ccb_h.target_lun
#define XS_TGT(ccb) (ccb)->ccb_h.target_id
#define XS_CHANNEL(ccb) cam_sim_bus(xpt_path_sim((ccb)->ccb_h.path))
#define XS_RESID(ccb) (ccb)->resid
#define XS_XFRLEN(ccb) (ccb)->dxfer_len
#define XS_CDBLEN(ccb) (ccb)->cdb_len
#define XS_CDBP(ccb) (((ccb)->ccb_h.flags & CAM_CDB_POINTER)? \
(ccb)->cdb_io.cdb_ptr : (ccb)->cdb_io.cdb_bytes)
#define XS_STS(ccb) (ccb)->scsi_status
#define XS_TIME(ccb) (ccb)->ccb_h.timeout
#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)
/*
* A little tricky- HBA_NOERROR is "in progress" so
* that XS_CMD_DONE can transition this to CAM_REQ_CMP.
*/
#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_SNS_IS_VALID(ccb) ((ccb)->ccb_h.status |= CAM_AUTOSNS_VALID)
#define XS_IS_SNS_VALID(ccb) (((ccb)->ccb_h.status & CAM_AUTOSNS_VALID) != 0)
#define XS_INITERR(ccb) \
(ccb)->ccb_h.status &= ~CAM_STATUS_MASK, \
(ccb)->ccb_h.status |= CAM_REQ_INPROG, \
(ccb)->ccb_h.spriv_field0 = CAM_REQ_INPROG
#define XS_SETERR(ccb, v) (ccb)->ccb_h.spriv_field0 = v
#define XS_ERR(ccb) (ccb)->ccb_h.spriv_field0
#define XS_NOERR(ccb) \
((ccb)->ccb_h.spriv_field0 == CAM_REQ_INPROG)
extern void isp_done(struct ccb_scsiio *);
#define XS_CMD_DONE(sccb) isp_done(sccb)
#define XS_IS_CMD_DONE(ccb) \
(((ccb)->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG)
/*
* Can we tag?
*/
#define XS_CANTAG(ccb) (((ccb)->ccb_h.flags & CAM_TAG_ACTION_VALID) \
&& (ccb)->tag_action != CAM_TAG_ACTION_NONE)
/*
* And our favorite tag is....
*/
#define XS_KINDOF_TAG(ccb) \
((ccb->tag_action == MSG_SIMPLE_Q_TAG)? REQFLAG_STAG : \
((ccb->tag_action == MSG_HEAD_OF_Q_TAG)? REQFLAG_HTAG : REQFLAG_OTAG))
#define CMD_COMPLETE 0
#define CMD_EAGAIN 1
#define CMD_QUEUED 2
#define CMD_RQLATER 3
#define STOP_WATCHDOG(f, s)
extern void isp_attach(struct ispsoftc *);
extern void isp_uninit(struct ispsoftc *);
#define MEMZERO bzero
#define MEMCPY(dst, src, amt) bcopy((src), (dst), (amt))
#ifdef __alpha__
#define MemoryBarrier alpha_mb
#else
#define MemoryBarrier()
#endif
#define DMA_MSW(x) (((x) >> 16) & 0xffff)
#define DMA_LSW(x) (((x) & 0xffff))
#define ISP_UNSWIZZLE_AND_COPY_PDBP(isp, dest, src) \
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)
#define ISP_SWIZZLE_SNS_REQ(a, b)
#define ISP_UNSWIZZLE_SNS_RSP(a, b, c)
#define IDPRINTF(lev, x) if (isp->isp_dblev >= (u_int8_t) lev) printf x
#define PRINTF printf
#define CFGPRINTF if (bootverbose || DFLT_DBLEVEL > 1) printf
#define SYS_DELAY(x) DELAY(x)
#define FC_FW_READY_DELAY (5 * 1000000)
#define DEFAULT_LOOPID(x) 109
#define DEFAULT_WWN(x) (x)->isp_osinfo.default_wwn
#define INLINE __inline
#include <dev/isp/isp_inline.h>
#endif /* _ISP_FREEBSD_H */
/*
* There seems to be some problems with Fast Posting for us.
*/
#define ISP_NO_FASTPOST_SCSI 1
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