179 lines
5.6 KiB
C
179 lines
5.6 KiB
C
/* $Id: $ */
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/* release_12_28_98_A */
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/*
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* Qlogic ISP SCSI Host Adapter FreeBSD Wrapper Definitions (CAM version)
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*---------------------------------------
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* Copyright (c) 1997, 1998 by Matthew Jacob
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* NASA/Ames Research Center
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* All rights reserved.
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*---------------------------------------
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice immediately at the beginning of the file, without modification,
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* this list of conditions, and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _ISP_FREEBSD_CAM_H
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#define _ISP_FREEBSD_CAM_H
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/queue.h>
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#include <machine/bus_memio.h>
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#include <machine/bus_pio.h>
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#include <machine/bus.h>
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#include <machine/clock.h>
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#include <cam/cam.h>
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#include <cam/cam_debug.h>
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#include <cam/cam_ccb.h>
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#include <cam/cam_sim.h>
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#include <cam/cam_xpt.h>
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#include <cam/cam_xpt_sim.h>
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#include <cam/cam_debug.h>
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#include <cam/scsi/scsi_all.h>
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#include <cam/scsi/scsi_message.h>
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#ifndef SCSI_CHECK
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#define SCSI_CHECK SCSI_STATUS_CHECK_COND
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#endif
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#ifndef SCSI_BUSY
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#define SCSI_BUSY SCSI_STATUS_BUSY
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#endif
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#define ISP_SCSI_XFER_T struct ccb_scsiio
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struct isposinfo {
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char name[8];
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int unit;
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struct cam_sim *sim;
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struct cam_path *path;
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volatile char simqfrozen;
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};
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#define isp_sim isp_osinfo.sim
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#define isp_path isp_osinfo.path
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#define isp_unit isp_osinfo.unit
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#define isp_name isp_osinfo.name
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#define MAXISPREQUEST 64
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#define PVS "Qlogic ISP Driver, FreeBSD CAM"
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#include <dev/isp/ispreg.h>
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#include <dev/isp/ispvar.h>
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#include <dev/isp/ispmbox.h>
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#define PRINTF printf
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#define IDPRINTF(lev, x) if (isp->isp_dblev >= lev) printf x
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#ifdef CAMDEBUG
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#define DFLT_DBLEVEL 2
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#else
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#define DFLT_DBLEVEL 1
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#endif
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#define ISP_LOCKVAL_DECL int isp_spl_save
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#define ISP_ILOCKVAL_DECL ISP_LOCKVAL_DECL
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#define ISP_UNLOCK(isp) (void) splx(isp_spl_save)
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#define ISP_LOCK(isp) isp_spl_save = splcam()
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#define ISP_ILOCK(isp) ISP_LOCK(isp)
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#define ISP_IUNLOCK(isp) ISP_UNLOCK(isp)
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#define IMASK cam_imask
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#define XS_NULL(ccb) ccb == NULL
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#define XS_ISP(ccb) ((struct ispsoftc *) (ccb)->ccb_h.spriv_ptr1)
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#define XS_LUN(ccb) (ccb)->ccb_h.target_lun
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#define XS_TGT(ccb) (ccb)->ccb_h.target_id
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#define XS_RESID(ccb) (ccb)->resid
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#define XS_XFRLEN(ccb) (ccb)->dxfer_len
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#define XS_CDBLEN(ccb) (ccb)->cdb_len
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#define XS_CDBP(ccb) (((ccb)->ccb_h.flags & CAM_CDB_POINTER)? \
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(ccb)->cdb_io.cdb_ptr : (ccb)->cdb_io.cdb_bytes)
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#define XS_STS(ccb) (ccb)->scsi_status
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#define XS_TIME(ccb) (ccb)->ccb_h.timeout
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#define XS_SNSP(ccb) (&(ccb)->sense_data)
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#define XS_SNSLEN(ccb) imin((sizeof((ccb)->sense_data)), ccb->sense_len)
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#define XS_SNSKEY(ccb) ((ccb)->sense_data.flags & 0xf)
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/*
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* A little tricky- HBA_NOERROR is "in progress" so
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* that XS_CMD_DONE can transition this to CAM_REQ_CMP.
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*/
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#define HBA_NOERROR CAM_REQ_INPROG
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#define HBA_BOTCH CAM_UNREC_HBA_ERROR
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#define HBA_CMDTIMEOUT CAM_CMD_TIMEOUT
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#define HBA_SELTIMEOUT CAM_SEL_TIMEOUT
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#define HBA_TGTBSY CAM_SCSI_STATUS_ERROR
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#define HBA_BUSRESET CAM_SCSI_BUS_RESET
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#define HBA_ABORTED CAM_REQ_ABORTED
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#define HBA_DATAOVR CAM_DATA_RUN_ERR
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#define HBA_ARQFAIL CAM_AUTOSENSE_FAIL
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#define XS_SNS_IS_VALID(ccb) ((ccb)->ccb_h.status |= CAM_AUTOSNS_VALID)
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#define XS_IS_SNS_VALID(ccb) (((ccb)->ccb_h.status & CAM_AUTOSNS_VALID) != 0)
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#define XS_INITERR(ccb) \
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(ccb)->ccb_h.status &= ~CAM_STATUS_MASK, \
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(ccb)->ccb_h.status |= CAM_REQ_INPROG, \
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(ccb)->ccb_h.spriv_field0 = CAM_REQ_INPROG
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#define XS_SETERR(ccb, v) (ccb)->ccb_h.spriv_field0 = v
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#define XS_ERR(ccb) (ccb)->ccb_h.spriv_field0
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#define XS_NOERR(ccb) \
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((ccb)->ccb_h.spriv_field0 == CAM_REQ_INPROG)
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extern void isp_done(struct ccb_scsiio *);
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#define XS_CMD_DONE(sccb) isp_done(sccb)
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#define XS_IS_CMD_DONE(ccb) \
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(((ccb)->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG)
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/*
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* Can we tag?
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*/
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#define XS_CANTAG(ccb) (((ccb)->ccb_h.flags & CAM_TAG_ACTION_VALID) \
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&& (ccb)->tag_action != CAM_TAG_ACTION_NONE)
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/*
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* And our favorite tag is....
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*/
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#define XS_KINDOF_TAG(ccb) \
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((ccb->tag_action == MSG_SIMPLE_Q_TAG)? REQFLAG_STAG : \
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((ccb->tag_action == MSG_HEAD_OF_Q_TAG)? REQFLAG_HTAG : REQFLAG_OTAG))
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#define CMD_COMPLETE 0
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#define CMD_EAGAIN 1
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#define CMD_QUEUED 2
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#define SYS_DELAY(x) DELAY(x)
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#define STOP_WATCHDOG(f, s)
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extern void isp_attach __P((struct ispsoftc *));
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extern void isp_uninit __P((struct ispsoftc *));
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#endif /* _ISP_FREEBSD_CAM_H */
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