diff options
Diffstat (limited to 'sys/dev/isp/isp_freebsd_cam.h')
| -rw-r--r-- | sys/dev/isp/isp_freebsd_cam.h | 410 |
1 files changed, 410 insertions, 0 deletions
diff --git a/sys/dev/isp/isp_freebsd_cam.h b/sys/dev/isp/isp_freebsd_cam.h new file mode 100644 index 0000000..c35a761 --- /dev/null +++ b/sys/dev/isp/isp_freebsd_cam.h @@ -0,0 +1,410 @@ +/* $FreeBSD$ */ +/* $Id: isp_freebsd_cam.h,v 1.6 1998/09/08 01:01:53 mjacob Exp $ */ +/* + * Qlogic ISP SCSI Host Adapter FreeBSD Wrapper Definitions (CAM version) + *--------------------------------------- + * Copyright (c) 1997, 1998 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_CAM_H +#define _ISP_FREEBSD_CAM_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> + + +#ifndef SCSI_CHECK +#define SCSI_CHECK SCSI_STATUS_CHECK_COND +#endif +#ifndef SCSI_BUSY +#define SCSI_BUSY SCSI_STATUS_BUSY +#endif + +#define ISP_SCSI_XFER_T struct ccb_scsiio +struct isposinfo { + char name[8]; + int unit; + struct cam_sim *sim; + struct cam_path *path; + struct callout_handle watchid; +}; + +#define isp_sim isp_osinfo.sim +#define isp_path isp_osinfo.path +#define isp_unit isp_osinfo.unit +#define isp_name isp_osinfo.name + + +/* + * XXXX: UNTIL WE PUT CODE IN THAT CHECKS RETURNS FROM MALLOC + * XXXX: FOR CONTIGOUS PAGES, WE LIMIT TO PAGE_SIZE THE SIZE + * XXXX: OF MAILBOXES. + */ +#define MAXISPREQUEST 64 + +#define PVS "Qlogic ISP Driver, FreeBSD CAM" + +#include <dev/isp/ispreg.h> +#include <dev/isp/ispvar.h> +#include <dev/isp/ispmbox.h> + +#define PRINTF printf +#define IDPRINTF(lev, x) if (isp->isp_dblev >= lev) printf x + +#define DFLT_DBLEVEL 2 + +#define ISP_LOCKVAL_DECL int isp_spl_save +#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_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) + +#define XS_CMD_DONE(sccb) \ + if (XS_NOERR((sccb))) \ + XS_SETERR((sccb), CAM_REQ_CMP); \ + (sccb)->ccb_h.status &= ~CAM_STATUS_MASK; \ + (sccb)->ccb_h.status |= (sccb)->ccb_h.spriv_field0; \ + if (((sccb)->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && \ + (sccb)->scsi_status != SCSI_STATUS_OK) { \ + (sccb)->ccb_h.status &= ~CAM_STATUS_MASK; \ + (sccb)->ccb_h.status |= CAM_SCSI_STATUS_ERROR; \ + } \ + if (((sccb)->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { \ + if (((sccb)->ccb_h.status & CAM_DEV_QFRZN) == 0) { \ + struct ispsoftc *isp = XS_ISP((sccb)); \ + IDPRINTF(3, ("%s: freeze devq %d.%d ccbstat 0x%x\n",\ + isp->isp_name, (sccb)->ccb_h.target_id, \ + (sccb)->ccb_h.target_lun, (sccb)->ccb_h.status)); \ + xpt_freeze_devq((sccb)->ccb_h.path, 1); \ + (sccb)->ccb_h.status |= CAM_DEV_QFRZN; \ + } \ + } \ + (sccb)->ccb_h.status &= ~CAM_SIM_QUEUED; \ + xpt_done((union ccb *)(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) +/* + * 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 SYS_DELAY(x) DELAY(x) + +#define WATCH_INTERVAL 30 +#define START_WATCHDOG(f, s) \ + (s)->isp_osinfo.watchid = timeout(f, s, WATCH_INTERVAL * hz), \ + s->isp_dogactive = 1 +#define STOP_WATCHDOG(f, s) untimeout(f, s, (s)->isp_osinfo.watchid),\ + (s)->isp_dogactive = 0 +#define RESTART_WATCHDOG(f, s) START_WATCHDOG(f, s) +extern void isp_attach __P((struct ispsoftc *)); + +#endif /* _ISP_FREEBSD_CAM_H */ +/* $FreeBSD$ */ +/* $Id: isp_freebsd_cam.h,v 1.6 1998/09/08 01:01:53 mjacob Exp $ */ +/* + * Qlogic ISP SCSI Host Adapter FreeBSD Wrapper Definitions (CAM version) + *--------------------------------------- + * Copyright (c) 1997, 1998 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_CAM_H +#define _ISP_FREEBSD_CAM_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> + + +#ifndef SCSI_CHECK +#define SCSI_CHECK SCSI_STATUS_CHECK_COND +#endif +#ifndef SCSI_BUSY +#define SCSI_BUSY SCSI_STATUS_BUSY +#endif + +#define ISP_SCSI_XFER_T struct ccb_scsiio +struct isposinfo { + char name[8]; + int unit; + struct cam_sim *sim; + struct cam_path *path; + struct callout_handle watchid; +}; + +#define isp_sim isp_osinfo.sim +#define isp_path isp_osinfo.path +#define isp_unit isp_osinfo.unit +#define isp_name isp_osinfo.name + + +/* + * XXXX: UNTIL WE PUT CODE IN THAT CHECKS RETURNS FROM MALLOC + * XXXX: FOR CONTIGOUS PAGES, WE LIMIT TO PAGE_SIZE THE SIZE + * XXXX: OF MAILBOXES. + */ +#define MAXISPREQUEST 64 + +#define PVS "Qlogic ISP Driver, FreeBSD CAM" + +#include <dev/isp/ispreg.h> +#include <dev/isp/ispvar.h> +#include <dev/isp/ispmbox.h> + +#define PRINTF printf +#define IDPRINTF(lev, x) if (isp->isp_dblev >= lev) printf x + +#define DFLT_DBLEVEL 2 + +#define ISP_LOCKVAL_DECL int isp_spl_save +#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_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) + +#define XS_CMD_DONE(sccb) \ + if (XS_NOERR((sccb))) \ + XS_SETERR((sccb), CAM_REQ_CMP); \ + (sccb)->ccb_h.status &= ~CAM_STATUS_MASK; \ + (sccb)->ccb_h.status |= (sccb)->ccb_h.spriv_field0; \ + if (((sccb)->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && \ + (sccb)->scsi_status != SCSI_STATUS_OK) { \ + (sccb)->ccb_h.status &= ~CAM_STATUS_MASK; \ + (sccb)->ccb_h.status |= CAM_SCSI_STATUS_ERROR; \ + } \ + if (((sccb)->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { \ + if (((sccb)->ccb_h.status & CAM_DEV_QFRZN) == 0) { \ + struct ispsoftc *isp = XS_ISP((sccb)); \ + IDPRINTF(3, ("%s: freeze devq %d.%d ccbstat 0x%x\n",\ + isp->isp_name, (sccb)->ccb_h.target_id, \ + (sccb)->ccb_h.target_lun, (sccb)->ccb_h.status)); \ + xpt_freeze_devq((sccb)->ccb_h.path, 1); \ + (sccb)->ccb_h.status |= CAM_DEV_QFRZN; \ + } \ + } \ + (sccb)->ccb_h.status &= ~CAM_SIM_QUEUED; \ + xpt_done((union ccb *)(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) +/* + * 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 SYS_DELAY(x) DELAY(x) + +#define WATCH_INTERVAL 30 +#define START_WATCHDOG(f, s) \ + (s)->isp_osinfo.watchid = timeout(f, s, WATCH_INTERVAL * hz), \ + s->isp_dogactive = 1 +#define STOP_WATCHDOG(f, s) untimeout(f, s, (s)->isp_osinfo.watchid),\ + (s)->isp_dogactive = 0 +#define RESTART_WATCHDOG(f, s) START_WATCHDOG(f, s) +extern void isp_attach __P((struct ispsoftc *)); + +#endif /* _ISP_FREEBSD_CAM_H */ |
