745 lines
18 KiB
C
745 lines
18 KiB
C
/* $NetBSD: isp_netbsd.c,v 1.24 2000/03/23 07:01:31 thorpej Exp $ */
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/*
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* Platform (NetBSD) dependent common attachment code for Qlogic adapters.
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* Matthew Jacob <mjacob@nas.nasa.gov>
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*/
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/*
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* Copyright (C) 1997, 1998, 1999 National Aeronautics & Space Administration
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* All rights reserved.
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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, 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 ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <dev/ic/isp_netbsd.h>
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#include <sys/scsiio.h>
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static void ispminphys __P((struct buf *));
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static int32_t ispcmd_slow __P((ISP_SCSI_XFER_T *));
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static int32_t ispcmd __P((ISP_SCSI_XFER_T *));
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static int
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ispioctl __P((struct scsipi_link *, u_long, caddr_t, int, struct proc *));
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static struct scsipi_device isp_dev = { NULL, NULL, NULL, NULL };
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static int isp_poll __P((struct ispsoftc *, ISP_SCSI_XFER_T *, int));
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static void isp_watch __P((void *));
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static void isp_command_requeue __P((void *));
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static void isp_internal_restart __P((void *));
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/*
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* Complete attachment of hardware, include subdevices.
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*/
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void
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isp_attach(isp)
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struct ispsoftc *isp;
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{
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isp->isp_osinfo._adapter.scsipi_minphys = ispminphys;
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isp->isp_osinfo._adapter.scsipi_ioctl = ispioctl;
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isp->isp_state = ISP_RUNSTATE;
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isp->isp_osinfo._link.scsipi_scsi.channel =
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(IS_DUALBUS(isp))? 0 : SCSI_CHANNEL_ONLY_ONE;
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isp->isp_osinfo._link.adapter_softc = isp;
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isp->isp_osinfo._link.device = &isp_dev;
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isp->isp_osinfo._link.adapter = &isp->isp_osinfo._adapter;
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isp->isp_osinfo._link.openings = isp->isp_maxcmds;
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TAILQ_INIT(&isp->isp_osinfo.waitq); /* XXX 2nd Bus? */
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if (IS_FC(isp)) {
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/*
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* Give it another chance here to come alive...
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*/
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isp->isp_osinfo._adapter.scsipi_cmd = ispcmd;
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isp->isp_osinfo._link.scsipi_scsi.max_target = MAX_FC_TARG-1;
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#ifdef ISP2100_SCCLUN
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/*
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* 16 bits worth, but let's be reasonable..
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*/
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isp->isp_osinfo._link.scsipi_scsi.max_lun = 255;
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#else
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isp->isp_osinfo._link.scsipi_scsi.max_lun = 15;
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#endif
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/* set below */
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} else {
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sdparam *sdp = isp->isp_param;
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isp->isp_osinfo._adapter.scsipi_cmd = ispcmd_slow;
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isp->isp_osinfo._link.scsipi_scsi.max_target = MAX_TARGETS-1;
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isp->isp_osinfo._link.scsipi_scsi.max_lun = 7;
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isp->isp_osinfo._link.scsipi_scsi.adapter_target =
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sdp->isp_initiator_id;
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isp->isp_osinfo.discovered[0] = 1 << sdp->isp_initiator_id;
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if (IS_DUALBUS(isp)) {
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isp->isp_osinfo._link_b = isp->isp_osinfo._link;
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sdp++;
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isp->isp_osinfo.discovered[1] =
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1 << sdp->isp_initiator_id;
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isp->isp_osinfo._link_b.scsipi_scsi.adapter_target =
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sdp->isp_initiator_id;
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isp->isp_osinfo._link_b.scsipi_scsi.channel = 1;
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}
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}
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isp->isp_osinfo._link.type = BUS_SCSI;
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/*
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* Send a SCSI Bus Reset (used to be done as part of attach,
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* but now left to the OS outer layers).
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*/
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if (IS_SCSI(isp)) {
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int bus = 0;
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(void) isp_control(isp, ISPCTL_RESET_BUS, &bus);
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if (IS_DUALBUS(isp)) {
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bus++;
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(void) isp_control(isp, ISPCTL_RESET_BUS, &bus);
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}
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SYS_DELAY(2*1000000);
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} else {
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int i, j;
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fcparam *fcp = isp->isp_param;
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delay(2 * 1000000);
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for (j = 0; j < 5; j++) {
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for (i = 0; i < 5; i++) {
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if (isp_control(isp, ISPCTL_FCLINK_TEST, NULL))
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continue;
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#ifdef ISP2100_FABRIC
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/*
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* Wait extra time to see if the f/w
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* eventually completed an FLOGI that
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* will allow us to know we're on a
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* fabric.
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*/
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if (fcp->isp_onfabric == 0) {
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delay(1 * 1000000);
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continue;
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}
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#endif
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break;
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}
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if (fcp->isp_fwstate == FW_READY &&
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fcp->isp_loopstate >= LOOP_PDB_RCVD) {
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break;
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}
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}
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isp->isp_osinfo._link.scsipi_scsi.adapter_target =
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fcp->isp_loopid;
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}
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/*
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* Start the watchdog.
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*/
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callout_init(&isp->isp_osinfo._watchdog);
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isp->isp_dogactive = 1;
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callout_reset(&isp->isp_osinfo._watchdog, WATCH_INTERVAL * hz,
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isp_watch, isp);
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/*
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* And attach children (if any).
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*/
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config_found((void *)isp, &isp->isp_osinfo._link, scsiprint);
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if (IS_DUALBUS(isp)) {
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config_found((void *)isp, &isp->isp_osinfo._link_b, scsiprint);
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}
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}
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/*
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* minphys our xfers
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*
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* Unfortunately, the buffer pointer describes the target device- not the
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* adapter device, so we can't use the pointer to find out what kind of
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* adapter we are and adjust accordingly.
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*/
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static void
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ispminphys(bp)
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struct buf *bp;
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{
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/*
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* XX: Only the 1020 has a 24 bit limit.
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*/
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if (bp->b_bcount >= (1 << 24)) {
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bp->b_bcount = (1 << 24);
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}
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minphys(bp);
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}
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static int32_t
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ispcmd_slow(xs)
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ISP_SCSI_XFER_T *xs;
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{
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sdparam *sdp;
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int tgt, chan, s;
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u_int16_t flags;
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struct ispsoftc *isp = XS_ISP(xs);
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/*
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* Have we completed discovery for this target on this adapter?
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*/
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tgt = XS_TGT(xs);
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chan = XS_CHANNEL(xs);
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if ((xs->xs_control & XS_CTL_DISCOVERY) != 0 ||
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(isp->isp_osinfo.discovered[chan] & (1 << tgt)) != 0) {
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return (ispcmd(xs));
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}
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flags = DPARM_DEFAULT;
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if (xs->sc_link->quirks & SDEV_NOSYNC) {
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flags ^= DPARM_SYNC;
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#ifdef DEBUG
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} else {
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printf("%s: channel %d target %d can do SYNC xfers\n",
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isp->isp_name, chan, tgt);
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#endif
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}
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if (xs->sc_link->quirks & SDEV_NOWIDE) {
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flags ^= DPARM_WIDE;
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#ifdef DEBUG
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} else {
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printf("%s: channel %d target %d can do WIDE xfers\n",
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isp->isp_name, chan, tgt);
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#endif
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}
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if (xs->sc_link->quirks & SDEV_NOTAG) {
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flags ^= DPARM_TQING;
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#ifdef DEBUG
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} else {
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printf("%s: channel %d target %d can do TAGGED xfers\n",
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isp->isp_name, chan, tgt);
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#endif
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}
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/*
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* Okay, we know about this device now,
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* so mark parameters to be updated for it.
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*/
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s = splbio();
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isp->isp_osinfo.discovered[chan] |= (1 << tgt);
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sdp = isp->isp_param;
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sdp += chan;
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sdp->isp_devparam[tgt].dev_flags = flags;
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sdp->isp_devparam[tgt].dev_update = 1;
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isp->isp_update |= (1 << chan);
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splx(s);
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return (ispcmd(xs));
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}
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static int
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ispioctl(sc_link, cmd, addr, flag, p)
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struct scsipi_link *sc_link;
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u_long cmd;
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caddr_t addr;
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int flag;
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struct proc *p;
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{
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struct ispsoftc *isp = sc_link->adapter_softc;
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int s, chan, retval = ENOTTY;
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switch (cmd) {
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case SCBUSIORESET:
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chan = sc_link->scsipi_scsi.channel;
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s = splbio();
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if (isp_control(isp, ISPCTL_RESET_BUS, &chan))
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retval = EIO;
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else
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retval = 0;
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(void) splx(s);
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break;
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default:
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break;
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}
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return (retval);
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}
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static int32_t
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ispcmd(xs)
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ISP_SCSI_XFER_T *xs;
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{
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struct ispsoftc *isp;
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int result, s;
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isp = XS_ISP(xs);
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s = splbio();
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if (isp->isp_state < ISP_RUNSTATE) {
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DISABLE_INTS(isp);
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isp_init(isp);
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if (isp->isp_state != ISP_INITSTATE) {
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ENABLE_INTS(isp);
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(void) splx(s);
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XS_SETERR(xs, HBA_BOTCH);
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return (COMPLETE);
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}
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isp->isp_state = ISP_RUNSTATE;
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ENABLE_INTS(isp);
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}
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/*
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* Check for queue blockage...
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*/
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if (isp->isp_osinfo.blocked) {
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if (xs->xs_control & XS_CTL_POLL) {
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xs->error = XS_DRIVER_STUFFUP;
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splx(s);
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return (TRY_AGAIN_LATER);
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}
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TAILQ_INSERT_TAIL(&isp->isp_osinfo.waitq, xs, adapter_q);
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splx(s);
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return (SUCCESSFULLY_QUEUED);
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}
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DISABLE_INTS(isp);
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result = ispscsicmd(xs);
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ENABLE_INTS(isp);
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if ((xs->xs_control & XS_CTL_POLL) == 0) {
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switch (result) {
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case CMD_QUEUED:
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result = SUCCESSFULLY_QUEUED;
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break;
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case CMD_EAGAIN:
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result = TRY_AGAIN_LATER;
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break;
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case CMD_RQLATER:
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result = SUCCESSFULLY_QUEUED;
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callout_reset(&xs->xs_callout, hz,
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isp_command_requeue, xs);
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break;
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case CMD_COMPLETE:
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result = COMPLETE;
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break;
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}
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(void) splx(s);
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return (result);
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}
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switch (result) {
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case CMD_QUEUED:
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result = SUCCESSFULLY_QUEUED;
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break;
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case CMD_RQLATER:
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case CMD_EAGAIN:
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if (XS_NOERR(xs)) {
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xs->error = XS_DRIVER_STUFFUP;
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}
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result = TRY_AGAIN_LATER;
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break;
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case CMD_COMPLETE:
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result = COMPLETE;
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break;
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}
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/*
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* If we can't use interrupts, poll on completion.
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*/
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if (result == SUCCESSFULLY_QUEUED) {
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if (isp_poll(isp, xs, XS_TIME(xs))) {
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/*
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* If no other error occurred but we didn't finish,
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* something bad happened.
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*/
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if (XS_IS_CMD_DONE(xs) == 0) {
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if (isp_control(isp, ISPCTL_ABORT_CMD, xs)) {
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isp_restart(isp);
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}
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if (XS_NOERR(xs)) {
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XS_SETERR(xs, HBA_BOTCH);
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}
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}
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}
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result = COMPLETE;
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}
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(void) splx(s);
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return (result);
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}
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static int
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isp_poll(isp, xs, mswait)
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struct ispsoftc *isp;
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ISP_SCSI_XFER_T *xs;
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int mswait;
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{
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while (mswait) {
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/* Try the interrupt handling routine */
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(void)isp_intr((void *)isp);
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/* See if the xs is now done */
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if (XS_IS_CMD_DONE(xs)) {
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return (0);
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}
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SYS_DELAY(1000); /* wait one millisecond */
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mswait--;
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}
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return (1);
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}
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static void
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isp_watch(arg)
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void *arg;
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{
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int i;
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struct ispsoftc *isp = arg;
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struct scsipi_xfer *xs;
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int s;
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/*
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* Look for completely dead commands (but not polled ones).
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*/
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s = splbio();
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for (i = 0; i < isp->isp_maxcmds; i++) {
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xs = isp->isp_xflist[i];
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if (xs == NULL) {
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continue;
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}
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if (xs->timeout == 0 || (xs->xs_control & XS_CTL_POLL)) {
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continue;
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}
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xs->timeout -= (WATCH_INTERVAL * 1000);
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/*
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* Avoid later thinking that this
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* transaction is not being timed.
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* Then give ourselves to watchdog
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* periods of grace.
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*/
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if (xs->timeout == 0) {
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xs->timeout = 1;
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} else if (xs->timeout > -(2 * WATCH_INTERVAL * 1000)) {
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continue;
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}
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if (isp_control(isp, ISPCTL_ABORT_CMD, xs)) {
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printf("%s: isp_watch failed to abort command\n",
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isp->isp_name);
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isp_restart(isp);
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break;
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}
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}
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callout_reset(&isp->isp_osinfo._watchdog, WATCH_INTERVAL * hz,
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isp_watch, isp);
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isp->isp_dogactive = 1;
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(void) splx(s);
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}
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/*
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* Free any associated resources prior to decommissioning and
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* set the card to a known state (so it doesn't wake up and kick
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* us when we aren't expecting it to).
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*
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* Locks are held before coming here.
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*/
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void
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isp_uninit(isp)
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struct ispsoftc *isp;
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{
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ISP_ILOCKVAL_DECL;
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ISP_ILOCK(isp);
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/*
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* Leave with interrupts disabled.
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*/
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DISABLE_INTS(isp);
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/*
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* Turn off the watchdog (if active).
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*/
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if (isp->isp_dogactive) {
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callout_stop(&isp->isp_osinfo._watchdog);
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isp->isp_dogactive = 0;
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}
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ISP_IUNLOCK(isp);
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}
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/*
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* Restart function for a command to be requeued later.
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*/
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static void
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isp_command_requeue(arg)
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void *arg;
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{
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struct scsipi_xfer *xs = arg;
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struct ispsoftc *isp = XS_ISP(xs);
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int s = splbio();
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switch (ispcmd_slow(xs)) {
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case SUCCESSFULLY_QUEUED:
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printf("%s: isp_command_requeue: requeued for %d.%d\n",
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isp->isp_name, XS_TGT(xs), XS_LUN(xs));
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break;
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case TRY_AGAIN_LATER:
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printf("%s: EAGAIN for %d.%d\n",
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isp->isp_name, XS_TGT(xs), XS_LUN(xs));
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/* FALLTHROUGH */
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case COMPLETE:
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/* can only be an error */
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xs->xs_status |= XS_STS_DONE;
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if (XS_NOERR(xs)) {
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XS_SETERR(xs, HBA_BOTCH);
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}
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scsipi_done(xs);
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break;
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}
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(void) splx(s);
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}
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/*
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* Restart function after a LOOP UP event (e.g.),
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* done as a timeout for some hysteresis.
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*/
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static void
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isp_internal_restart(arg)
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void *arg;
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{
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struct ispsoftc *isp = arg;
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int result, nrestarted = 0, s;
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s = splbio();
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if (isp->isp_osinfo.blocked == 0) {
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struct scsipi_xfer *xs;
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while ((xs = TAILQ_FIRST(&isp->isp_osinfo.waitq)) != NULL) {
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TAILQ_REMOVE(&isp->isp_osinfo.waitq, xs, adapter_q);
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DISABLE_INTS(isp);
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result = ispscsicmd(xs);
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ENABLE_INTS(isp);
|
|
if (result != CMD_QUEUED) {
|
|
printf("%s: botched command restart (0x%x)\n",
|
|
isp->isp_name, result);
|
|
xs->xs_status |= XS_STS_DONE;
|
|
if (xs->error == XS_NOERROR)
|
|
xs->error = XS_DRIVER_STUFFUP;
|
|
scsipi_done(xs);
|
|
}
|
|
nrestarted++;
|
|
}
|
|
printf("%s: requeued %d commands\n", isp->isp_name, nrestarted);
|
|
}
|
|
(void) splx(s);
|
|
}
|
|
|
|
int
|
|
isp_async(isp, cmd, arg)
|
|
struct ispsoftc *isp;
|
|
ispasync_t cmd;
|
|
void *arg;
|
|
{
|
|
int bus, tgt;
|
|
int s = splbio();
|
|
switch (cmd) {
|
|
case ISPASYNC_NEW_TGT_PARAMS:
|
|
if (IS_SCSI(isp) && isp->isp_dblev) {
|
|
sdparam *sdp = isp->isp_param;
|
|
char *wt;
|
|
int mhz, flags, period;
|
|
|
|
tgt = *((int *) arg);
|
|
bus = (tgt >> 16) & 0xffff;
|
|
tgt &= 0xffff;
|
|
sdp += bus;
|
|
flags = sdp->isp_devparam[tgt].cur_dflags;
|
|
period = sdp->isp_devparam[tgt].cur_period;
|
|
|
|
if ((flags & DPARM_SYNC) && period &&
|
|
(sdp->isp_devparam[tgt].cur_offset) != 0) {
|
|
#if 0
|
|
/* CAUSES PANICS */
|
|
static char *m = "%s: bus %d now %s mode\n";
|
|
u_int16_t r, l;
|
|
if (bus == 1)
|
|
r = SXP_PINS_DIFF | SXP_BANK1_SELECT;
|
|
else
|
|
r = SXP_PINS_DIFF;
|
|
l = ISP_READ(isp, r) & ISP1080_MODE_MASK;
|
|
switch (l) {
|
|
case ISP1080_LVD_MODE:
|
|
sdp->isp_lvdmode = 1;
|
|
printf(m, isp->isp_name, bus, "LVD");
|
|
break;
|
|
case ISP1080_HVD_MODE:
|
|
sdp->isp_diffmode = 1;
|
|
printf(m, isp->isp_name, bus, "Differential");
|
|
break;
|
|
case ISP1080_SE_MODE:
|
|
sdp->isp_ultramode = 1;
|
|
printf(m, isp->isp_name, bus, "Single-Ended");
|
|
break;
|
|
default:
|
|
printf("%s: unknown mode on bus %d (0x%x)\n",
|
|
isp->isp_name, bus, l);
|
|
break;
|
|
}
|
|
#endif
|
|
/*
|
|
* There's some ambiguity about our negotiated speed
|
|
* if we haven't detected LVD mode correctly (which
|
|
* seems to happen, unfortunately). If we're in LVD
|
|
* mode, then different rules apply about speed.
|
|
*/
|
|
if (sdp->isp_lvdmode || period < 0xc) {
|
|
switch (period) {
|
|
case 0x9:
|
|
mhz = 80;
|
|
break;
|
|
case 0xa:
|
|
mhz = 40;
|
|
break;
|
|
case 0xb:
|
|
mhz = 33;
|
|
break;
|
|
case 0xc:
|
|
mhz = 25;
|
|
break;
|
|
default:
|
|
mhz = 1000 / (period * 4);
|
|
break;
|
|
}
|
|
} else {
|
|
mhz = 1000 / (period * 4);
|
|
}
|
|
} else {
|
|
mhz = 0;
|
|
}
|
|
switch (flags & (DPARM_WIDE|DPARM_TQING)) {
|
|
case DPARM_WIDE:
|
|
wt = ", 16 bit wide\n";
|
|
break;
|
|
case DPARM_TQING:
|
|
wt = ", Tagged Queueing Enabled\n";
|
|
break;
|
|
case DPARM_WIDE|DPARM_TQING:
|
|
wt = ", 16 bit wide, Tagged Queueing Enabled\n";
|
|
break;
|
|
default:
|
|
wt = "\n";
|
|
break;
|
|
}
|
|
if (mhz) {
|
|
CFGPRINTF("%s: Bus %d Target %d at %dMHz Max "
|
|
"Offset %d%s", isp->isp_name, bus, tgt, mhz,
|
|
sdp->isp_devparam[tgt].cur_offset, wt);
|
|
} else {
|
|
CFGPRINTF("%s: Bus %d Target %d Async Mode%s",
|
|
isp->isp_name, bus, tgt, wt);
|
|
}
|
|
break;
|
|
}
|
|
case ISPASYNC_BUS_RESET:
|
|
if (arg)
|
|
bus = *((int *) arg);
|
|
else
|
|
bus = 0;
|
|
printf("%s: SCSI bus %d reset detected\n", isp->isp_name, bus);
|
|
break;
|
|
case ISPASYNC_LOOP_DOWN:
|
|
/*
|
|
* Hopefully we get here in time to minimize the number
|
|
* of commands we are firing off that are sure to die.
|
|
*/
|
|
isp->isp_osinfo.blocked = 1;
|
|
printf("%s: Loop DOWN\n", isp->isp_name);
|
|
break;
|
|
case ISPASYNC_LOOP_UP:
|
|
isp->isp_osinfo.blocked = 0;
|
|
callout_reset(&isp->isp_osinfo._restart, 1,
|
|
isp_internal_restart, isp);
|
|
printf("%s: Loop UP\n", isp->isp_name);
|
|
break;
|
|
case ISPASYNC_PDB_CHANGED:
|
|
if (IS_FC(isp) && isp->isp_dblev) {
|
|
const char *fmt = "%s: Target %d (Loop 0x%x) Port ID 0x%x "
|
|
"role %s %s\n Port WWN 0x%08x%08x\n Node WWN 0x%08x%08x\n";
|
|
const static char *roles[4] = {
|
|
"No", "Target", "Initiator", "Target/Initiator"
|
|
};
|
|
char *ptr;
|
|
fcparam *fcp = isp->isp_param;
|
|
int tgt = *((int *) arg);
|
|
struct lportdb *lp = &fcp->portdb[tgt];
|
|
|
|
if (lp->valid) {
|
|
ptr = "arrived";
|
|
} else {
|
|
ptr = "disappeared";
|
|
}
|
|
printf(fmt, isp->isp_name, tgt, lp->loopid, lp->portid,
|
|
roles[lp->roles & 0x3], ptr,
|
|
(u_int32_t) (lp->port_wwn >> 32),
|
|
(u_int32_t) (lp->port_wwn & 0xffffffffLL),
|
|
(u_int32_t) (lp->node_wwn >> 32),
|
|
(u_int32_t) (lp->node_wwn & 0xffffffffLL));
|
|
break;
|
|
}
|
|
#ifdef ISP2100_FABRIC
|
|
case ISPASYNC_CHANGE_NOTIFY:
|
|
printf("%s: Name Server Database Changed\n", isp->isp_name);
|
|
break;
|
|
case ISPASYNC_FABRIC_DEV:
|
|
{
|
|
int target;
|
|
struct lportdb *lp;
|
|
sns_scrsp_t *resp = (sns_scrsp_t *) arg;
|
|
u_int32_t portid;
|
|
u_int64_t wwn;
|
|
fcparam *fcp = isp->isp_param;
|
|
|
|
portid =
|
|
(((u_int32_t) resp->snscb_port_id[0]) << 16) |
|
|
(((u_int32_t) resp->snscb_port_id[1]) << 8) |
|
|
(((u_int32_t) resp->snscb_port_id[2]));
|
|
wwn =
|
|
(((u_int64_t)resp->snscb_portname[0]) << 56) |
|
|
(((u_int64_t)resp->snscb_portname[1]) << 48) |
|
|
(((u_int64_t)resp->snscb_portname[2]) << 40) |
|
|
(((u_int64_t)resp->snscb_portname[3]) << 32) |
|
|
(((u_int64_t)resp->snscb_portname[4]) << 24) |
|
|
(((u_int64_t)resp->snscb_portname[5]) << 16) |
|
|
(((u_int64_t)resp->snscb_portname[6]) << 8) |
|
|
(((u_int64_t)resp->snscb_portname[7]));
|
|
printf("%s: Fabric Device (Type 0x%x)@PortID 0x%x WWN "
|
|
"0x%08x%08x\n", isp->isp_name, resp->snscb_port_type,
|
|
portid, ((u_int32_t)(wwn >> 32)),
|
|
((u_int32_t)(wwn & 0xffffffff)));
|
|
if (resp->snscb_port_type != 2)
|
|
break;
|
|
for (target = FC_SNS_ID+1; target < MAX_FC_TARG; target++) {
|
|
lp = &fcp->portdb[target];
|
|
if (lp->port_wwn == wwn)
|
|
break;
|
|
}
|
|
if (target < MAX_FC_TARG) {
|
|
break;
|
|
}
|
|
for (target = FC_SNS_ID+1; target < MAX_FC_TARG; target++) {
|
|
lp = &fcp->portdb[target];
|
|
if (lp->port_wwn == 0)
|
|
break;
|
|
}
|
|
if (target == MAX_FC_TARG) {
|
|
printf("%s: no more space for fabric devices\n",
|
|
isp->isp_name);
|
|
return (-1);
|
|
}
|
|
lp->port_wwn = lp->node_wwn = wwn;
|
|
lp->portid = portid;
|
|
break;
|
|
}
|
|
#endif
|
|
default:
|
|
break;
|
|
}
|
|
(void) splx(s);
|
|
return (0);
|
|
}
|