add functional but stub SES/SAF-TE driver
This commit is contained in:
Matt Jacob
parent
003a310f5f
commit
69ad2fbe7e
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@ -0,0 +1,557 @@
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/* $FreeBSD$ */
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/*
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* Copyright (c) 2000 Matthew Jacob
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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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* without modification, immediately at the beginning of the file.
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* 2. 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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*/
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#include <sys/param.h>
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#include <sys/queue.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/types.h>
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#include <sys/dkbad.h>
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#include <sys/malloc.h>
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#include <sys/fcntl.h>
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#include <sys/stat.h>
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#include <sys/conf.h>
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#include <sys/buf.h>
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#include <sys/errno.h>
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#include <sys/devicestat.h>
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#include <cam/cam.h>
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#include <cam/cam_ccb.h>
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#include <cam/cam_extend.h>
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#include <cam/cam_periph.h>
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#include <cam/cam_xpt_periph.h>
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#include <cam/cam_queue.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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#include <sys/ioccom.h>
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#include <cam/scsi/scsi_ses.h>
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#include <opt_ses.h>
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#define QFRLS(ccb) \
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if (((ccb)->ccb_h.status & CAM_DEV_QFRZN) != 0) \
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cam_release_devq((ccb)->ccb_h.path, 0, 0, 0, FALSE)
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#define ccb_state ppriv_field0
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#define ccb_bp ppriv_ptr1
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struct ses_softc {
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enctyp ses_type; /* type of enclosure */
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encvec ses_vec; /* vector to handlers */
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u_int32_t ses_nobjects; /* number of objects */
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void * ses_private; /* private data */
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encobj * ses_objmap; /* objects */
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u_int8_t ses_encstat; /* overall status */
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u_int8_t ses_flags;
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union ccb ses_saved_ccb;
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dev_t ses_dev;
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};
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#define SES_FLAG_INVALID 0x01
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#define SES_FLAG_OPEN 0x02
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#define SESUNIT(x) (minor((x)))
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#define SES_CDEV_MAJOR 110
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typedef enum {
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SES_CCB_BUFFER_IO,
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SES_CCB_WAITING
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} ses_ccb_types;
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#define ccb_type ppriv_field0
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static d_open_t sesopen;
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static d_close_t sesclose;
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static d_ioctl_t sesioctl;
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static periph_init_t sesinit;
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static periph_ctor_t sesregister;
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static periph_oninv_t sesoninvalidate;
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static periph_dtor_t sescleanup;
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static periph_start_t sesstart;
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static void sesasync(void *, u_int32_t, struct cam_path *, void *);
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static void sesdone(struct cam_periph *, union ccb *);
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static int seserror(union ccb *, u_int32_t, u_int32_t);
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static struct periph_driver sesdriver = {
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sesinit, "ses",
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TAILQ_HEAD_INITIALIZER(sesdriver.units), /* generation */ 0
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};
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DATA_SET(periphdriver_set, sesdriver);
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static struct cdevsw ses_cdevsw =
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{
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/* open */ sesopen,
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/* close */ sesclose,
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/* read */ noread,
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/* write */ nowrite,
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/* ioctl */ sesioctl,
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/* poll */ nopoll,
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/* mmap */ nommap,
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/* strategy */ nostrategy,
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/* name */ "ses",
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/* maj */ SES_CDEV_MAJOR,
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/* dump */ nodump,
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/* psize */ nopsize,
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/* flags */ 0,
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/* bmaj */ -1
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};
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static struct extend_array *sesperiphs;
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void
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sesinit(void)
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{
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cam_status status;
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struct cam_path *path;
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/*
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* Create our extend array for storing the devices we attach to.
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*/
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sesperiphs = cam_extend_new();
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if (sesperiphs == NULL) {
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printf("ses: Failed to alloc extend array!\n");
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return;
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}
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/*
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* Install a global async callback. This callback will
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* receive async callbacks like "new device found".
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*/
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status = xpt_create_path(&path, NULL, CAM_XPT_PATH_ID,
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CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD);
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if (status == CAM_REQ_CMP) {
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struct ccb_setasync csa;
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xpt_setup_ccb(&csa.ccb_h, path, 5);
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csa.ccb_h.func_code = XPT_SASYNC_CB;
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csa.event_enable = AC_FOUND_DEVICE;
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csa.callback = sesasync;
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csa.callback_arg = NULL;
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xpt_action((union ccb *)&csa);
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status = csa.ccb_h.status;
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xpt_free_path(path);
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}
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if (status != CAM_REQ_CMP) {
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printf("ses: Failed to attach master async callback "
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"due to status 0x%x!\n", status);
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}
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}
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static void
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sesoninvalidate(struct cam_periph *periph)
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{
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struct ses_softc *softc;
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struct ccb_setasync csa;
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softc = (struct ses_softc *)periph->softc;
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/*
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* Unregister any async callbacks.
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*/
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xpt_setup_ccb(&csa.ccb_h, periph->path, 5);
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csa.ccb_h.func_code = XPT_SASYNC_CB;
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csa.event_enable = 0;
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csa.callback = sesasync;
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csa.callback_arg = periph;
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xpt_action((union ccb *)&csa);
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softc->ses_flags |= SES_FLAG_INVALID;
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xpt_print_path(periph->path);
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printf("lost device\n");
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}
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static void
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sescleanup(struct cam_periph *periph)
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{
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struct ses_softc *softc;
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softc = (struct ses_softc *)periph->softc;
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destroy_dev(softc->ses_dev);
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cam_extend_release(sesperiphs, periph->unit_number);
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xpt_print_path(periph->path);
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printf("removing device entry\n");
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free(softc, M_DEVBUF);
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}
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static void
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sesasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg)
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{
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struct cam_periph *periph;
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periph = (struct cam_periph *)callback_arg;
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switch(code) {
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case AC_FOUND_DEVICE:
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{
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struct ccb_getdev *cgd;
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cam_status status;
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cgd = (struct ccb_getdev *)arg;
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/*
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* PROBLEM: WE NEED TO LOOK AT BYTES 48-53 TO SEE IF THIS IS
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* PROBLEM: IS A SAF-TE DEVICE.
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*/
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switch (ses_type(&cgd->inq_data, sizeof (cgd->inq_data))) {
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case SES_SES:
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case SES_SEN:
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case SES_SAFT:
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break;
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default:
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return;
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}
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status = cam_periph_alloc(sesregister, sesoninvalidate,
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sescleanup, sesstart, "ses", CAM_PERIPH_BIO,
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cgd->ccb_h.path, sesasync, AC_FOUND_DEVICE, cgd);
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if (status != CAM_REQ_CMP && status != CAM_REQ_INPROG) {
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printf("sesasync: Unable to probe new device due to "
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"status 0x%x\n", status);
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}
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break;
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}
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default:
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cam_periph_async(periph, code, path, arg);
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break;
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}
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}
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static cam_status
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sesregister(struct cam_periph *periph, void *arg)
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{
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struct ses_softc *softc;
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struct ccb_setasync csa;
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struct ccb_getdev *cgd;
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char *tname;
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cgd = (struct ccb_getdev *)arg;
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if (periph == NULL) {
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printf("chregister: periph was NULL!!\n");
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return (CAM_REQ_CMP_ERR);
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}
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if (cgd == NULL) {
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printf("chregister: no getdev CCB, can't register device\n");
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return (CAM_REQ_CMP_ERR);
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}
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softc = malloc(sizeof (struct ses_softc), M_DEVBUF, M_NOWAIT);
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if (softc == NULL) {
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printf("sesregister: Unable to probe new device. "
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"Unable to allocate softc\n");
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return (CAM_REQ_CMP_ERR);
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}
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bzero(softc, sizeof (struct ses_softc));
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softc->ses_type = ses_type(&cgd->inq_data, sizeof (cgd->inq_data));
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switch (softc->ses_type) {
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case SES_SES_SCSI2:
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case SES_SES:
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case SES_SES_PASSTHROUGH:
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case SES_SEN:
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case SES_SAFT:
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break;
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case SES_NONE:
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default:
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free(softc, M_DEVBUF);
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return (CAM_REQ_CMP_ERR);
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}
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periph->softc = softc;
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cam_extend_set(sesperiphs, periph->unit_number, periph);
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softc->ses_dev = make_dev(&ses_cdevsw, periph->unit_number,
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UID_ROOT, GID_OPERATOR, 0600, "%s%d",
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periph->periph_name, periph->unit_number);
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/*
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* Add an async callback so that we get
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* notified if this device goes away.
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*/
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xpt_setup_ccb(&csa.ccb_h, periph->path, 5);
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csa.ccb_h.func_code = XPT_SASYNC_CB;
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csa.event_enable = AC_LOST_DEVICE;
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csa.callback = sesasync;
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csa.callback_arg = periph;
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xpt_action((union ccb *)&csa);
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/*
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* Lock this peripheral until we are setup.
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* This first call can't block
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*/
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(void)cam_periph_lock(periph, PRIBIO);
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xpt_schedule(periph, 5);
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switch (softc->ses_type) {
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default:
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case SES_NONE:
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tname = "No SES device";
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break;
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case SES_SES_SCSI2:
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tname = "SCSI-2 SES Device";
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break;
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case SES_SES:
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tname = "SCSI-3 SES Device";
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break;
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case SES_SES_PASSTHROUGH:
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tname = "SES Passthrough Device";
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break;
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case SES_SEN:
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tname = "Unisys SEN Device";
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break;
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case SES_SAFT:
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tname = "SAF-TE Compliant Device";
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break;
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}
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xpt_announce_periph(periph, tname);
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return (CAM_REQ_CMP);
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}
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static int
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sesopen(dev_t dev, int flags, int fmt, struct proc *p)
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{
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struct cam_periph *periph;
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struct ses_softc *softc;
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int error, s;
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periph = cam_extend_get(sesperiphs, SESUNIT(dev));
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if (periph == NULL)
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return (ENXIO);
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softc = (struct ses_softc *)periph->softc;
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s = splsoftcam();
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if (softc->ses_flags & SES_FLAG_INVALID) {
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splx(s);
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return (ENXIO);
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}
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if ((error = cam_periph_lock(periph, PRIBIO | PCATCH)) != 0) {
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splx(s);
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return (error);
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}
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splx(s);
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if ((softc->ses_flags & SES_FLAG_OPEN) == 0) {
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if (cam_periph_acquire(periph) != CAM_REQ_CMP)
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return (ENXIO);
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softc->ses_flags |= SES_FLAG_OPEN;
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}
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cam_periph_unlock(periph);
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return (error);
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}
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static int
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sesclose(dev_t dev, int flag, int fmt, struct proc *p)
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{
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struct cam_periph *periph;
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struct ses_softc *softc;
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int unit, error;
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error = 0;
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unit = SESUNIT(dev);
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periph = cam_extend_get(sesperiphs, unit);
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if (periph == NULL)
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return (ENXIO);
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softc = (struct ses_softc *)periph->softc;
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if ((error = cam_periph_lock(periph, PRIBIO)) != 0)
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return (error);
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softc->ses_flags &= ~SES_FLAG_OPEN;
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cam_periph_unlock(periph);
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cam_periph_release(periph);
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return (0);
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}
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static void
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sesstart(struct cam_periph *periph, union ccb *start_ccb)
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{
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int s;
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s = splbio();
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if (periph->immediate_priority <= periph->pinfo.priority) {
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start_ccb->ccb_h.ccb_type = SES_CCB_WAITING;
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SLIST_INSERT_HEAD(&periph->ccb_list, &start_ccb->ccb_h,
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periph_links.sle);
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periph->immediate_priority = CAM_PRIORITY_NONE;
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splx(s);
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wakeup(&periph->ccb_list);
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} else {
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splx(s);
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}
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}
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static void
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sesdone(struct cam_periph *periph, union ccb *done_ccb)
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{
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struct ses_softc *softc;
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struct ccb_scsiio *csio;
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softc = (struct ses_softc *)periph->softc;
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csio = &done_ccb->csio;
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switch (done_ccb->ccb_h.ccb_type) {
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case SES_CCB_WAITING:
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{
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/* Caller will release the CCB */
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wakeup(&done_ccb->ccb_h.cbfcnp);
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return;
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}
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default:
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break;
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}
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xpt_release_ccb(done_ccb);
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}
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static int
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seserror(union ccb *ccb, u_int32_t cflags, u_int32_t sflags)
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{
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struct ses_softc *softc;
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struct cam_periph *periph;
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periph = xpt_path_periph(ccb->ccb_h.path);
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softc = (struct ses_softc *)periph->softc;
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return (cam_periph_error(ccb, cflags, sflags, &softc->ses_saved_ccb));
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}
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static int
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sesioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct proc *p)
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{
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struct cam_periph *periph;
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struct ses_softc *softc;
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u_int8_t unit;
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int error;
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unit = SESUNIT(dev);
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periph = cam_extend_get(sesperiphs, unit);
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if (periph == NULL)
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return (ENXIO);
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CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering sesioctl\n"));
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softc = (struct ses_softc *)periph->softc;
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error = 0;
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CAM_DEBUG(periph->path, CAM_DEBUG_TRACE,
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("trying to do ioctl %#lx\n", cmd));
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/*
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* If this command can change the device's state, we must
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* have the device open for writing.
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*/
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switch (cmd) {
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case SESIOC_GETNOBJ:
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case SESIOC_GETOBJMAP:
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case SESIOC_GETENCSTAT:
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case SESIOC_GETOBJSTAT:
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break;
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default:
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if ((flag & FWRITE) == 0)
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return (EBADF);
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}
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||||
|
||||
switch (cmd) {
|
||||
case SESIOC_GETNOBJ:
|
||||
case SESIOC_GETOBJMAP:
|
||||
case SESIOC_GETENCSTAT:
|
||||
case SESIOC_SETENCSTAT:
|
||||
case SESIOC_GETOBJSTAT:
|
||||
case SESIOC_SETOBJSTAT:
|
||||
case SESIOC_INIT:
|
||||
error = EINVAL;
|
||||
break;
|
||||
default:
|
||||
error = cam_periph_ioctl(periph, cmd, addr, seserror);
|
||||
break;
|
||||
}
|
||||
return (error);
|
||||
}
|
||||
|
||||
/*
|
||||
* Is this a device that supports enclosure services?
|
||||
*
|
||||
* It's a a pretty simple ruleset- if it is device type 0x0D (13), it's
|
||||
* an SES device. If it happens to be an old UNISYS SEN device, we can
|
||||
* handle that too.
|
||||
*/
|
||||
|
||||
enctyp
|
||||
ses_type(void *buf, int buflen)
|
||||
{
|
||||
unsigned char *iqd = buf;
|
||||
|
||||
if (buflen < 32)
|
||||
return (SES_NONE);
|
||||
|
||||
if ((iqd[0] & 0x1f) == SES_DEVICE_TYPE) {
|
||||
if (strncmp(&iqd[8], SEN_ID, SEN_ID_LEN) == 0) {
|
||||
return (SES_SEN);
|
||||
} else if ((iqd[2] & 0x7) > 2) {
|
||||
return (SES_SES);
|
||||
} else {
|
||||
return (SES_SES_SCSI2);
|
||||
}
|
||||
return (SES_NONE);
|
||||
}
|
||||
|
||||
#ifdef SES_ENABLE_PASSTHROUGH
|
||||
if ((iqd[6] & 0x40) && (iqd[2] & 0x7) >= 2) {
|
||||
/*
|
||||
* PassThrough Device.
|
||||
*/
|
||||
return (SES_SES_PASSTHRU);
|
||||
}
|
||||
#endif
|
||||
|
||||
if (buflen < 47) {
|
||||
return (SES_NONE);
|
||||
}
|
||||
/*
|
||||
* The comparison is short for a reason- some vendors were chopping
|
||||
* it short.
|
||||
*/
|
||||
if (strncmp((char *)&iqd[44], "SAF-TE", 4) == 0) {
|
||||
return (SES_SAFT);
|
||||
}
|
||||
return (SES_NONE);
|
||||
}
|
||||
|
|
@ -0,0 +1,206 @@
|
|||
/* $FreeBSD$ */
|
||||
/*
|
||||
* Copyright (c) 2000 by Matthew Jacob
|
||||
* 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, this list of conditions, and the following disclaimer,
|
||||
* without modification, immediately at the beginning of the file.
|
||||
* 2. The name of the author may not be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission.
|
||||
*
|
||||
* Alternatively, this software may be distributed under the terms of the
|
||||
* the GNU Public License ("GPL").
|
||||
*
|
||||
* 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.
|
||||
*
|
||||
*/
|
||||
|
||||
#define SESIOC (('s' - 040) << 8)
|
||||
#define SESIOC_GETNOBJ _IOR(SESIOC, 1, unsigned int)
|
||||
#define SESIOC_GETOBJMAP _IOW(SESIOC, 2, void *)
|
||||
#define SESIOC_GETENCSTAT _IOR(SESIOC, 3, ses_encstat)
|
||||
#define SESIOC_SETENCSTAT _IOW(SESIOC, 4, ses_encstat)
|
||||
#define SESIOC_GETOBJSTAT _IOR(SESIOC, 5, ses_objstat)
|
||||
#define SESIOC_SETOBJSTAT _IOW(SESIOC, 6, ses_objstat)
|
||||
#define SESIOC_INIT _IO(SESIOC, 7)
|
||||
|
||||
/*
|
||||
* Platform Independent Definitions for SES devices.
|
||||
*/
|
||||
/*
|
||||
* SCSI Based Environmental Services Application Defines
|
||||
*
|
||||
* Based almost entirely on SCSI-3 SES Revision 8A specification,
|
||||
* but slightly abstracted as the underlying device may in fact
|
||||
* be a SAF-TE or vendor unique device.
|
||||
*/
|
||||
/*
|
||||
* SES Driver Operations:
|
||||
* (The defines themselves are platform and access method specific)
|
||||
*
|
||||
* SESIOC_GETNOBJ
|
||||
* SESIOC_GETOBJMAP
|
||||
* SESIOC_GETENCSTAT
|
||||
* SESIOC_SETENCSTAT
|
||||
* SESIOC_GETOBJSTAT
|
||||
* SESIOC_SETOBJSTAT
|
||||
* SESIOC_INIT
|
||||
*
|
||||
*
|
||||
* An application finds out how many objects an SES instance
|
||||
* is managing by performing a SESIOC_GETNOBJ operation. It then
|
||||
* performs a SESIOC_GETOBJMAP to get the map that contains the
|
||||
* object identifiers for all objects (see ses_object below).
|
||||
* This information is static.
|
||||
*
|
||||
* The application may perform SESIOC_GETOBJSTAT operations to retrieve
|
||||
* status on an object (see the ses_objstat structure below), SESIOC_SETOBJSTAT
|
||||
* operations to set status for an object.
|
||||
*
|
||||
* Similarly overall enclosure status me be fetched or set via
|
||||
* SESIOC_GETENCSTAT or SESIOC_SETENCSTAT operations (see ses_encstat below).
|
||||
*
|
||||
* Readers should note that there is nothing that requires either a set
|
||||
* or a clear operation to actually latch and do anything in the target.
|
||||
*
|
||||
* A SESIOC_INIT operation causes the enclosure to be initialized.
|
||||
*/
|
||||
|
||||
typedef struct {
|
||||
unsigned int obj_id; /* Object Identifier */
|
||||
unsigned char subencid; /* SubEnclosure ID */
|
||||
unsigned char object_type; /* Object Type */
|
||||
} ses_object;
|
||||
|
||||
/* Object Types */
|
||||
#define SESTYP_UNSPECIFIED 0x00
|
||||
#define SESTYP_DEVICE 0x01
|
||||
#define SESTYP_POWER 0x02
|
||||
#define SESTYP_FAN 0x03
|
||||
#define SESTYP_THERM 0x04
|
||||
#define SESTYP_DOORLOCK 0x05
|
||||
#define SESTYP_ALARM 0x06
|
||||
#define SESTYP_ESCC 0x07 /* Enclosure SCC */
|
||||
#define SESTYP_SCC 0x08 /* SCC */
|
||||
#define SESTYP_NVRAM 0x09
|
||||
#define SESTYP_UPS 0x0b
|
||||
#define SESTYP_DISPLAY 0x0c
|
||||
#define SESTYP_KEYPAD 0x0d
|
||||
#define SESTYP_SCSIXVR 0x0f
|
||||
#define SESTYP_LANGUAGE 0x10
|
||||
#define SESTYP_COMPORT 0x11
|
||||
#define SESTYP_VOM 0x12
|
||||
#define SESTYP_AMMETER 0x13
|
||||
#define SESTYP_SCSI_TGT 0x14
|
||||
#define SESTYP_SCSI_INI 0x15
|
||||
#define SESTYP_SUBENC 0x16
|
||||
|
||||
/*
|
||||
* Overall Enclosure Status
|
||||
*/
|
||||
typedef unsigned char ses_encstat;
|
||||
#define SES_ENCSTAT_UNRECOV 0x1
|
||||
#define SES_ENCSTAT_CRITICAL 0x2
|
||||
#define SES_ENCSTAT_NONCRITICAL 0x4
|
||||
#define SES_ENCSTAT_INFO 0x8
|
||||
|
||||
/*
|
||||
* Object Status
|
||||
*/
|
||||
typedef struct {
|
||||
unsigned int obj_id;
|
||||
unsigned char cstat[4];
|
||||
} ses_objstat;
|
||||
|
||||
/* Summary SES Status Defines, Common Status Codes */
|
||||
#define SES_OBJSTAT_UNSUPPORTED 0
|
||||
#define SES_OBJSTAT_OK 1
|
||||
#define SES_OBJSTAT_CRIT 2
|
||||
#define SES_OBJSTAT_NONCRIT 3
|
||||
#define SES_OBJSTAT_UNRECOV 4
|
||||
#define SES_OBJSTAT_NOTINSTALLED 5
|
||||
#define SES_OBJSTAT_UNKNOWN 6
|
||||
#define SES_OBJSTAT_NOTAVAIL 7
|
||||
|
||||
/*
|
||||
* For control pages, cstat[0] is the same for the
|
||||
* enclosure and is common across all device types.
|
||||
*
|
||||
* If SESCTL_CSEL is set, then PRDFAIL, DISABLE and RSTSWAP
|
||||
* are checked, otherwise bits that are specific to the device
|
||||
* type in the other 3 bytes of cstat or checked.
|
||||
*/
|
||||
#define SESCTL_CSEL 0x80
|
||||
#define SESCTL_PRDFAIL 0x40
|
||||
#define SESCTL_DISABLE 0x20
|
||||
#define SESCTL_RSTSWAP 0x10
|
||||
|
||||
|
||||
/* Control bits, Device Elements, byte 2 */
|
||||
#define SESCTL_DRVLCK 0x40 /* "DO NOT REMOVE" */
|
||||
#define SESCTL_RQSINS 0x08 /* RQST INSERT */
|
||||
#define SESCTL_RQSRMV 0x04 /* RQST REMOVE */
|
||||
#define SESCTL_RQSID 0x02 /* RQST IDENT */
|
||||
/* Control bits, Device Elements, byte 3 */
|
||||
#define SESCTL_RQSFLT 0x20 /* RQST FAULT */
|
||||
#define SESCTL_DEVOFF 0x10 /* DEVICE OFF */
|
||||
|
||||
/* Control bits, Generic, byte 3 */
|
||||
#define SESCTL_RQSTFAIL 0x40
|
||||
#define SESCTL_RQSTON 0x20
|
||||
/*
|
||||
* Platform Independent Driver Internal Definitions for SES devices.
|
||||
*/
|
||||
typedef enum {
|
||||
SES_NONE,
|
||||
SES_SES_SCSI2,
|
||||
SES_SES,
|
||||
SES_SES_PASSTHROUGH,
|
||||
SES_SEN,
|
||||
SES_SAFT
|
||||
} enctyp;
|
||||
|
||||
#define SES_DEVICE_TYPE 0x0D
|
||||
|
||||
#define SEN_ID "UNISYS SUN_SEN"
|
||||
#define SEN_ID_LEN 24
|
||||
|
||||
struct ses_softc;
|
||||
typedef struct ses_softc ses_softc_t;
|
||||
typedef struct {
|
||||
int (*softc_init)(ses_softc_t *, int);
|
||||
int (*init_enc)(ses_softc_t *);
|
||||
int (*get_encstat)(ses_softc_t *, ses_encstat *);
|
||||
int (*set_encstat)(ses_softc_t *, ses_encstat *, int);
|
||||
int (*get_objstat)(ses_softc_t *, ses_objstat *, int);
|
||||
int (*set_objstat)(ses_softc_t *, ses_objstat *, int);
|
||||
} encvec;
|
||||
|
||||
#define ENCI_SVALID 0x80
|
||||
|
||||
typedef struct {
|
||||
u_int32_t
|
||||
enctype : 8, /* enclosure type */
|
||||
subenclosure : 8, /* subenclosure id */
|
||||
svalid : 1, /* enclosure information valid */
|
||||
priv : 15; /* private data, per object */
|
||||
u_int8_t encstat[4]; /* state && stats */
|
||||
} encobj;
|
||||
|
||||
#if defined(_KERNEL) || defined(KERNEL)
|
||||
enctyp ses_type __P((void *, int));
|
||||
#endif
|
||||
Loading…
Reference in New Issue