1af2d09b49
topology lock, resulting in assertion when running with DIAGNOSTIC. Reviewed by: mav (earlier version)
2895 lines
75 KiB
C
2895 lines
75 KiB
C
/*-
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* Implementation of SCSI Direct Access Peripheral driver for CAM.
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*
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* Copyright (c) 1997 Justin T. Gibbs.
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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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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#ifdef _KERNEL
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/bio.h>
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#include <sys/sysctl.h>
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#include <sys/taskqueue.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <sys/conf.h>
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#include <sys/devicestat.h>
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#include <sys/eventhandler.h>
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#include <sys/malloc.h>
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#include <sys/cons.h>
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#include <geom/geom.h>
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#include <geom/geom_disk.h>
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#endif /* _KERNEL */
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#ifndef _KERNEL
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#include <stdio.h>
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#include <string.h>
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#endif /* _KERNEL */
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#include <cam/cam.h>
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#include <cam/cam_ccb.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_sim.h>
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#include <cam/scsi/scsi_message.h>
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#ifndef _KERNEL
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#include <cam/scsi/scsi_da.h>
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#endif /* !_KERNEL */
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#ifdef _KERNEL
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typedef enum {
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DA_STATE_PROBE,
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DA_STATE_PROBE2,
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DA_STATE_NORMAL
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} da_state;
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typedef enum {
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DA_FLAG_PACK_INVALID = 0x001,
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DA_FLAG_NEW_PACK = 0x002,
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DA_FLAG_PACK_LOCKED = 0x004,
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DA_FLAG_PACK_REMOVABLE = 0x008,
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DA_FLAG_SAW_MEDIA = 0x010,
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DA_FLAG_NEED_OTAG = 0x020,
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DA_FLAG_WENT_IDLE = 0x040,
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DA_FLAG_RETRY_UA = 0x080,
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DA_FLAG_OPEN = 0x100,
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DA_FLAG_SCTX_INIT = 0x200,
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DA_FLAG_CAN_RC16 = 0x400,
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DA_FLAG_PROBED = 0x800
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} da_flags;
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typedef enum {
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DA_Q_NONE = 0x00,
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DA_Q_NO_SYNC_CACHE = 0x01,
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DA_Q_NO_6_BYTE = 0x02,
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DA_Q_NO_PREVENT = 0x04,
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DA_Q_4K = 0x08
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} da_quirks;
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typedef enum {
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DA_CCB_PROBE = 0x01,
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DA_CCB_PROBE2 = 0x02,
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DA_CCB_BUFFER_IO = 0x03,
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DA_CCB_WAITING = 0x04,
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DA_CCB_DUMP = 0x05,
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DA_CCB_DELETE = 0x06,
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DA_CCB_TUR = 0x07,
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DA_CCB_TYPE_MASK = 0x0F,
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DA_CCB_RETRY_UA = 0x10
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} da_ccb_state;
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typedef enum {
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DA_DELETE_NONE,
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DA_DELETE_DISABLE,
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DA_DELETE_ZERO,
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DA_DELETE_WS10,
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DA_DELETE_WS16,
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DA_DELETE_UNMAP,
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DA_DELETE_MAX = DA_DELETE_UNMAP
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} da_delete_methods;
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static const char *da_delete_method_names[] =
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{ "NONE", "DISABLE", "ZERO", "WS10", "WS16", "UNMAP" };
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/* Offsets into our private area for storing information */
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#define ccb_state ppriv_field0
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#define ccb_bp ppriv_ptr1
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struct disk_params {
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u_int8_t heads;
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u_int32_t cylinders;
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u_int8_t secs_per_track;
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u_int32_t secsize; /* Number of bytes/sector */
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u_int64_t sectors; /* total number sectors */
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u_int stripesize;
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u_int stripeoffset;
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};
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#define UNMAP_MAX_RANGES 512
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struct da_softc {
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struct bio_queue_head bio_queue;
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struct bio_queue_head delete_queue;
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struct bio_queue_head delete_run_queue;
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SLIST_ENTRY(da_softc) links;
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LIST_HEAD(, ccb_hdr) pending_ccbs;
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da_state state;
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da_flags flags;
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da_quirks quirks;
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int minimum_cmd_size;
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int error_inject;
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int ordered_tag_count;
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int outstanding_cmds;
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int unmap_max_ranges;
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int unmap_max_lba;
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int delete_running;
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int tur;
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da_delete_methods delete_method;
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struct disk_params params;
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struct disk *disk;
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union ccb saved_ccb;
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struct task sysctl_task;
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struct sysctl_ctx_list sysctl_ctx;
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struct sysctl_oid *sysctl_tree;
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struct callout sendordered_c;
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uint64_t wwpn;
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uint8_t unmap_buf[UNMAP_MAX_RANGES * 16 + 8];
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struct scsi_read_capacity_data_long rcaplong;
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struct callout mediapoll_c;
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};
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struct da_quirk_entry {
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struct scsi_inquiry_pattern inq_pat;
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da_quirks quirks;
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};
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static const char quantum[] = "QUANTUM";
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static const char microp[] = "MICROP";
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static struct da_quirk_entry da_quirk_table[] =
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{
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/* SPI, FC devices */
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{
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/*
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* Fujitsu M2513A MO drives.
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* Tested devices: M2513A2 firmware versions 1200 & 1300.
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* (dip switch selects whether T_DIRECT or T_OPTICAL device)
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* Reported by: W.Scholten <whs@xs4all.nl>
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/* See above. */
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{T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* This particular Fujitsu drive doesn't like the
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* synchronize cache command.
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* Reported by: Tom Jackson <toj@gorilla.net>
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*/
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{T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* This drive doesn't like the synchronize cache command
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* either. Reported by: Matthew Jacob <mjacob@feral.com>
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* in NetBSD PR kern/6027, August 24, 1998.
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*/
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{T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* This drive doesn't like the synchronize cache command
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* either. Reported by: Hellmuth Michaelis (hm@kts.org)
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* (PR 8882).
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*/
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{T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* Doesn't like the synchronize cache command.
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* Reported by: Blaz Zupan <blaz@gold.amis.net>
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*/
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{T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* Doesn't like the synchronize cache command.
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* Reported by: Blaz Zupan <blaz@gold.amis.net>
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*/
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{T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* Doesn't like the synchronize cache command.
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*/
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{T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* Doesn't like the synchronize cache command.
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* Reported by: walter@pelissero.de
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*/
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{T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* Doesn't work correctly with 6 byte reads/writes.
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* Returns illegal request, and points to byte 9 of the
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* 6-byte CDB.
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* Reported by: Adam McDougall <bsdx@spawnet.com>
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*/
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{T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"},
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/*quirks*/ DA_Q_NO_6_BYTE
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},
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{
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/* See above. */
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{T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"},
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/*quirks*/ DA_Q_NO_6_BYTE
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},
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{
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/*
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* Doesn't like the synchronize cache command.
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* Reported by: walter@pelissero.de
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*/
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{T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* The CISS RAID controllers do not support SYNC_CACHE
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*/
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{T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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/* USB mass storage devices supported by umass(4) */
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{
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/*
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* EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player
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* PR: kern/51675
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* Power Quotient Int. (PQI) USB flash key
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* PR: kern/53067
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*",
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"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* Creative Nomad MUVO mp3 player (USB)
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* PR: kern/53094
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
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},
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{
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/*
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* Jungsoft NEXDISK USB flash key
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* PR: kern/54737
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* FreeDik USB Mini Data Drive
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* PR: kern/54786
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive",
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"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* Sigmatel USB Flash MP3 Player
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* PR: kern/57046
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
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},
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{
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/*
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* Neuros USB Digital Audio Computer
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* PR: kern/63645
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.",
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"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* SEAGRAND NP-900 MP3 Player
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* PR: kern/64563
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
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},
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{
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/*
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* iRiver iFP MP3 player (with UMS Firmware)
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* PR: kern/54881, i386/63941, kern/66124
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01
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* PR: kern/70158
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* ZICPlay USB MP3 Player with FM
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* PR: kern/75057
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* TEAC USB floppy mechanisms
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* Kingston DataTraveler II+ USB Pen-Drive.
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* Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org>
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+",
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"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* USB DISK Pro PMAP
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* Reported by: jhs
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* PR: usb/96381
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, " ", "USB DISK Pro", "PMAP"},
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/*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
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/*
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* Motorola E398 Mobile Phone (TransFlash memory card).
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* Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl>
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* PR: usb/89889
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|
*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone",
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"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
|
|
/*
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|
* Qware BeatZkey! Pro
|
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* PR: usb/79164
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*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE",
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"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
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},
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{
|
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/*
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* Time DPA20B 1GB MP3 Player
|
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* PR: usb/81846
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|
*/
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*",
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"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
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},
|
|
{
|
|
/*
|
|
* Samsung USB key 128Mb
|
|
* PR: usb/90081
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|
*/
|
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{T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb",
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"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
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|
},
|
|
{
|
|
/*
|
|
* Kingston DataTraveler 2.0 USB Flash memory.
|
|
* PR: usb/89196
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|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0",
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|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* Creative MUVO Slim mp3 player (USB)
|
|
* PR: usb/86131
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
|
|
},
|
|
{
|
|
/*
|
|
* United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3)
|
|
* PR: usb/80487
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* SanDisk Micro Cruzer 128MB
|
|
* PR: usb/75970
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* TOSHIBA TransMemory USB sticks
|
|
* PR: kern/94660
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* PNY USB Flash keys
|
|
* PR: usb/75578, usb/72344, usb/65436
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* Genesys 6-in-1 Card Reader
|
|
* PR: usb/94647
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* Rekam Digital CAMERA
|
|
* PR: usb/98713
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* iRiver H10 MP3 player
|
|
* PR: usb/102547
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* iRiver U10 MP3 player
|
|
* PR: usb/92306
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "U10*",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* X-Micro Flash Disk
|
|
* PR: usb/96901
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* EasyMP3 EM732X USB 2.0 Flash MP3 Player
|
|
* PR: usb/96546
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*",
|
|
"1.00"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* Denver MP3 player
|
|
* PR: usb/107101
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "DENVER", "MP3 PLAYER",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* Philips USB Key Audio KEY013
|
|
* PR: usb/68412
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "PHILIPS", "Key*", "*"},
|
|
/*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT
|
|
},
|
|
{
|
|
/*
|
|
* JNC MP3 Player
|
|
* PR: usb/94439
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "JNC*" , "MP3 Player*",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* SAMSUNG MP0402H
|
|
* PR: usb/108427
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MP0402H", "*"},
|
|
/*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* I/O Magic USB flash - Giga Bank
|
|
* PR: usb/108810
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_FIXED, "GS-Magic", "stor*", "*"},
|
|
/*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* JoyFly 128mb USB Flash Drive
|
|
* PR: 96133
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "Flash Disk*",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* ChipsBnk usb stick
|
|
* PR: 103702
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "ChipsBnk", "USB*",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* Storcase (Kingston) InfoStation IFS FC2/SATA-R 201A
|
|
* PR: 129858
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_FIXED, "IFS", "FC2/SATA-R*",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* Samsung YP-U3 mp3-player
|
|
* PR: 125398
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "Samsung", "YP-U3",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "Netac", "OnlyDisk*",
|
|
"2000"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* Sony Cyber-Shot DSC cameras
|
|
* PR: usb/137035
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "Sony", "Sony DSC", "*"},
|
|
/*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT
|
|
},
|
|
/* ATA/SATA devices over SAS/USB/... */
|
|
{
|
|
/* Hitachi Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "Hitachi", "H??????????E3*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Samsung Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD155UI*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Samsung Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD155UI*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Samsung Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD204UI*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Samsung Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD204UI*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Barracuda Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DL*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Barracuda Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ST????DL", "*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Barracuda Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???DM*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Barracuda Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ST???DM*", "*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Barracuda Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DM*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Barracuda Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ST????DM", "*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500423AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "3AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500424AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "4AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640423AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "3AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640424AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "4AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750420AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "0AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750422AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "2AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750423AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "3AS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Thin Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???LT*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* Seagate Momentus Thin Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ST???LT*", "*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Caviar Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Caviar Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Caviar Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RX*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Caviar Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RX*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Caviar Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Caviar Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RS*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Caviar Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RX*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Caviar Green Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RX*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Scorpio Black Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PKT*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Scorpio Black Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PKT*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Scorpio Black Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PKT*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Scorpio Black Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PKT*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Scorpio Blue Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PVT*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Scorpio Blue Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PVT*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Scorpio Blue Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PVT*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/* WDC Scorpio Blue Advanced Format (4k) drives */
|
|
{ T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PVT*", "*" },
|
|
/*quirks*/DA_Q_4K
|
|
},
|
|
{
|
|
/*
|
|
* Olympus FE-210 camera
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "FE210*",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* LG UP3S MP3 player
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "LG", "UP3S",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* Laser MP3-2GA13 MP3 player
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "(HS) Flash Disk",
|
|
"*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
{
|
|
/*
|
|
* LaCie external 250GB Hard drive des by Porsche
|
|
* Submitted by: Ben Stuyts <ben@altesco.nl>
|
|
* PR: 121474
|
|
*/
|
|
{T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HM250JI", "*"},
|
|
/*quirks*/ DA_Q_NO_SYNC_CACHE
|
|
},
|
|
};
|
|
|
|
static disk_strategy_t dastrategy;
|
|
static dumper_t dadump;
|
|
static periph_init_t dainit;
|
|
static void daasync(void *callback_arg, u_int32_t code,
|
|
struct cam_path *path, void *arg);
|
|
static void dasysctlinit(void *context, int pending);
|
|
static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS);
|
|
static int dadeletemethodsysctl(SYSCTL_HANDLER_ARGS);
|
|
static periph_ctor_t daregister;
|
|
static periph_dtor_t dacleanup;
|
|
static periph_start_t dastart;
|
|
static periph_oninv_t daoninvalidate;
|
|
static void dadone(struct cam_periph *periph,
|
|
union ccb *done_ccb);
|
|
static int daerror(union ccb *ccb, u_int32_t cam_flags,
|
|
u_int32_t sense_flags);
|
|
static void daprevent(struct cam_periph *periph, int action);
|
|
static void dareprobe(struct cam_periph *periph);
|
|
static void dasetgeom(struct cam_periph *periph, uint32_t block_len,
|
|
uint64_t maxsector,
|
|
struct scsi_read_capacity_data_long *rcaplong,
|
|
size_t rcap_size);
|
|
static timeout_t dasendorderedtag;
|
|
static void dashutdown(void *arg, int howto);
|
|
static timeout_t damediapoll;
|
|
|
|
#ifndef DA_DEFAULT_POLL_PERIOD
|
|
#define DA_DEFAULT_POLL_PERIOD 3
|
|
#endif
|
|
|
|
#ifndef DA_DEFAULT_TIMEOUT
|
|
#define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */
|
|
#endif
|
|
|
|
#ifndef DA_DEFAULT_RETRY
|
|
#define DA_DEFAULT_RETRY 4
|
|
#endif
|
|
|
|
#ifndef DA_DEFAULT_SEND_ORDERED
|
|
#define DA_DEFAULT_SEND_ORDERED 1
|
|
#endif
|
|
|
|
|
|
static int da_poll_period = DA_DEFAULT_POLL_PERIOD;
|
|
static int da_retry_count = DA_DEFAULT_RETRY;
|
|
static int da_default_timeout = DA_DEFAULT_TIMEOUT;
|
|
static int da_send_ordered = DA_DEFAULT_SEND_ORDERED;
|
|
|
|
static SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD, 0,
|
|
"CAM Direct Access Disk driver");
|
|
SYSCTL_INT(_kern_cam_da, OID_AUTO, poll_period, CTLFLAG_RW,
|
|
&da_poll_period, 0, "Media polling period in seconds");
|
|
TUNABLE_INT("kern.cam.da.poll_period", &da_poll_period);
|
|
SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RW,
|
|
&da_retry_count, 0, "Normal I/O retry count");
|
|
TUNABLE_INT("kern.cam.da.retry_count", &da_retry_count);
|
|
SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RW,
|
|
&da_default_timeout, 0, "Normal I/O timeout (in seconds)");
|
|
TUNABLE_INT("kern.cam.da.default_timeout", &da_default_timeout);
|
|
SYSCTL_INT(_kern_cam_da, OID_AUTO, send_ordered, CTLFLAG_RW,
|
|
&da_send_ordered, 0, "Send Ordered Tags");
|
|
TUNABLE_INT("kern.cam.da.send_ordered", &da_send_ordered);
|
|
|
|
/*
|
|
* DA_ORDEREDTAG_INTERVAL determines how often, relative
|
|
* to the default timeout, we check to see whether an ordered
|
|
* tagged transaction is appropriate to prevent simple tag
|
|
* starvation. Since we'd like to ensure that there is at least
|
|
* 1/2 of the timeout length left for a starved transaction to
|
|
* complete after we've sent an ordered tag, we must poll at least
|
|
* four times in every timeout period. This takes care of the worst
|
|
* case where a starved transaction starts during an interval that
|
|
* meets the requirement "don't send an ordered tag" test so it takes
|
|
* us two intervals to determine that a tag must be sent.
|
|
*/
|
|
#ifndef DA_ORDEREDTAG_INTERVAL
|
|
#define DA_ORDEREDTAG_INTERVAL 4
|
|
#endif
|
|
|
|
static struct periph_driver dadriver =
|
|
{
|
|
dainit, "da",
|
|
TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0
|
|
};
|
|
|
|
PERIPHDRIVER_DECLARE(da, dadriver);
|
|
|
|
static MALLOC_DEFINE(M_SCSIDA, "scsi_da", "scsi_da buffers");
|
|
|
|
static int
|
|
daopen(struct disk *dp)
|
|
{
|
|
struct cam_periph *periph;
|
|
struct da_softc *softc;
|
|
int unit;
|
|
int error;
|
|
|
|
periph = (struct cam_periph *)dp->d_drv1;
|
|
if (periph == NULL) {
|
|
return (ENXIO);
|
|
}
|
|
|
|
if (cam_periph_acquire(periph) != CAM_REQ_CMP) {
|
|
return (ENXIO);
|
|
}
|
|
|
|
cam_periph_lock(periph);
|
|
if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) {
|
|
cam_periph_unlock(periph);
|
|
cam_periph_release(periph);
|
|
return (error);
|
|
}
|
|
|
|
unit = periph->unit_number;
|
|
softc = (struct da_softc *)periph->softc;
|
|
softc->flags |= DA_FLAG_OPEN;
|
|
|
|
CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH,
|
|
("daopen\n"));
|
|
|
|
if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) {
|
|
/* Invalidate our pack information. */
|
|
softc->flags &= ~DA_FLAG_PACK_INVALID;
|
|
}
|
|
|
|
dareprobe(periph);
|
|
|
|
/* Wait for the disk size update. */
|
|
error = msleep(&softc->disk->d_mediasize, periph->sim->mtx, PRIBIO,
|
|
"dareprobe", 0);
|
|
if (error != 0)
|
|
xpt_print(periph->path, "unable to retrieve capacity data");
|
|
|
|
if (periph->flags & CAM_PERIPH_INVALID ||
|
|
softc->disk->d_sectorsize == 0 ||
|
|
softc->disk->d_mediasize == 0)
|
|
error = ENXIO;
|
|
|
|
if (error == 0 && (softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 &&
|
|
(softc->quirks & DA_Q_NO_PREVENT) == 0)
|
|
daprevent(periph, PR_PREVENT);
|
|
|
|
if (error == 0)
|
|
softc->flags |= DA_FLAG_SAW_MEDIA;
|
|
|
|
cam_periph_unhold(periph);
|
|
cam_periph_unlock(periph);
|
|
|
|
if (error != 0) {
|
|
softc->flags &= ~DA_FLAG_OPEN;
|
|
cam_periph_release(periph);
|
|
}
|
|
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
daclose(struct disk *dp)
|
|
{
|
|
struct cam_periph *periph;
|
|
struct da_softc *softc;
|
|
|
|
periph = (struct cam_periph *)dp->d_drv1;
|
|
if (periph == NULL)
|
|
return (0);
|
|
|
|
cam_periph_lock(periph);
|
|
if (cam_periph_hold(periph, PRIBIO) != 0) {
|
|
cam_periph_unlock(periph);
|
|
cam_periph_release(periph);
|
|
return (0);
|
|
}
|
|
|
|
softc = (struct da_softc *)periph->softc;
|
|
|
|
CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH,
|
|
("daclose\n"));
|
|
|
|
if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0
|
|
&& (softc->flags & DA_FLAG_PACK_INVALID) == 0) {
|
|
union ccb *ccb;
|
|
|
|
ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
|
|
|
|
scsi_synchronize_cache(&ccb->csio,
|
|
/*retries*/1,
|
|
/*cbfcnp*/dadone,
|
|
MSG_SIMPLE_Q_TAG,
|
|
/*begin_lba*/0,/* Cover the whole disk */
|
|
/*lb_count*/0,
|
|
SSD_FULL_SIZE,
|
|
5 * 60 * 1000);
|
|
|
|
cam_periph_runccb(ccb, daerror, /*cam_flags*/0,
|
|
/*sense_flags*/SF_RETRY_UA | SF_QUIET_IR,
|
|
softc->disk->d_devstat);
|
|
xpt_release_ccb(ccb);
|
|
|
|
}
|
|
|
|
if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0) {
|
|
if ((softc->quirks & DA_Q_NO_PREVENT) == 0)
|
|
daprevent(periph, PR_ALLOW);
|
|
/*
|
|
* If we've got removeable media, mark the blocksize as
|
|
* unavailable, since it could change when new media is
|
|
* inserted.
|
|
*/
|
|
softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE;
|
|
}
|
|
|
|
softc->flags &= ~DA_FLAG_OPEN;
|
|
cam_periph_unhold(periph);
|
|
cam_periph_unlock(periph);
|
|
cam_periph_release(periph);
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
daschedule(struct cam_periph *periph)
|
|
{
|
|
struct da_softc *softc = (struct da_softc *)periph->softc;
|
|
uint32_t prio;
|
|
|
|
/* Check if cam_periph_getccb() was called. */
|
|
prio = periph->immediate_priority;
|
|
|
|
/* Check if we have more work to do. */
|
|
if (bioq_first(&softc->bio_queue) ||
|
|
(!softc->delete_running && bioq_first(&softc->delete_queue)) ||
|
|
softc->tur) {
|
|
prio = CAM_PRIORITY_NORMAL;
|
|
}
|
|
|
|
/* Schedule CCB if any of above is true. */
|
|
if (prio != CAM_PRIORITY_NONE)
|
|
xpt_schedule(periph, prio);
|
|
}
|
|
|
|
/*
|
|
* Actually translate the requested transfer into one the physical driver
|
|
* can understand. The transfer is described by a buf and will include
|
|
* only one physical transfer.
|
|
*/
|
|
static void
|
|
dastrategy(struct bio *bp)
|
|
{
|
|
struct cam_periph *periph;
|
|
struct da_softc *softc;
|
|
|
|
periph = (struct cam_periph *)bp->bio_disk->d_drv1;
|
|
if (periph == NULL) {
|
|
biofinish(bp, NULL, ENXIO);
|
|
return;
|
|
}
|
|
softc = (struct da_softc *)periph->softc;
|
|
|
|
cam_periph_lock(periph);
|
|
|
|
/*
|
|
* If the device has been made invalid, error out
|
|
*/
|
|
if ((softc->flags & DA_FLAG_PACK_INVALID)) {
|
|
cam_periph_unlock(periph);
|
|
biofinish(bp, NULL, ENXIO);
|
|
return;
|
|
}
|
|
|
|
CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp));
|
|
|
|
/*
|
|
* Place it in the queue of disk activities for this disk
|
|
*/
|
|
if (bp->bio_cmd == BIO_DELETE) {
|
|
if (bp->bio_bcount == 0)
|
|
biodone(bp);
|
|
else
|
|
bioq_disksort(&softc->delete_queue, bp);
|
|
} else
|
|
bioq_disksort(&softc->bio_queue, bp);
|
|
|
|
/*
|
|
* Schedule ourselves for performing the work.
|
|
*/
|
|
daschedule(periph);
|
|
cam_periph_unlock(periph);
|
|
|
|
return;
|
|
}
|
|
|
|
static int
|
|
dadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length)
|
|
{
|
|
struct cam_periph *periph;
|
|
struct da_softc *softc;
|
|
u_int secsize;
|
|
struct ccb_scsiio csio;
|
|
struct disk *dp;
|
|
int error = 0;
|
|
|
|
dp = arg;
|
|
periph = dp->d_drv1;
|
|
if (periph == NULL)
|
|
return (ENXIO);
|
|
softc = (struct da_softc *)periph->softc;
|
|
cam_periph_lock(periph);
|
|
secsize = softc->params.secsize;
|
|
|
|
if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) {
|
|
cam_periph_unlock(periph);
|
|
return (ENXIO);
|
|
}
|
|
|
|
if (length > 0) {
|
|
xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
|
|
csio.ccb_h.ccb_state = DA_CCB_DUMP;
|
|
scsi_read_write(&csio,
|
|
/*retries*/0,
|
|
dadone,
|
|
MSG_ORDERED_Q_TAG,
|
|
/*read*/FALSE,
|
|
/*byte2*/0,
|
|
/*minimum_cmd_size*/ softc->minimum_cmd_size,
|
|
offset / secsize,
|
|
length / secsize,
|
|
/*data_ptr*/(u_int8_t *) virtual,
|
|
/*dxfer_len*/length,
|
|
/*sense_len*/SSD_FULL_SIZE,
|
|
da_default_timeout * 1000);
|
|
xpt_polled_action((union ccb *)&csio);
|
|
|
|
error = cam_periph_error((union ccb *)&csio,
|
|
0, SF_NO_RECOVERY | SF_NO_RETRY, NULL);
|
|
if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0)
|
|
cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0,
|
|
/*reduction*/0, /*timeout*/0, /*getcount_only*/0);
|
|
if (error != 0)
|
|
printf("Aborting dump due to I/O error.\n");
|
|
cam_periph_unlock(periph);
|
|
return (error);
|
|
}
|
|
|
|
/*
|
|
* Sync the disk cache contents to the physical media.
|
|
*/
|
|
if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
|
|
|
|
xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
|
|
csio.ccb_h.ccb_state = DA_CCB_DUMP;
|
|
scsi_synchronize_cache(&csio,
|
|
/*retries*/0,
|
|
/*cbfcnp*/dadone,
|
|
MSG_SIMPLE_Q_TAG,
|
|
/*begin_lba*/0,/* Cover the whole disk */
|
|
/*lb_count*/0,
|
|
SSD_FULL_SIZE,
|
|
5 * 60 * 1000);
|
|
xpt_polled_action((union ccb *)&csio);
|
|
|
|
error = cam_periph_error((union ccb *)&csio,
|
|
0, SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, NULL);
|
|
if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0)
|
|
cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0,
|
|
/*reduction*/0, /*timeout*/0, /*getcount_only*/0);
|
|
if (error != 0)
|
|
xpt_print(periph->path, "Synchronize cache failed\n");
|
|
}
|
|
cam_periph_unlock(periph);
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
dagetattr(struct bio *bp)
|
|
{
|
|
int ret;
|
|
struct cam_periph *periph;
|
|
|
|
periph = (struct cam_periph *)bp->bio_disk->d_drv1;
|
|
if (periph == NULL)
|
|
return (ENXIO);
|
|
|
|
cam_periph_lock(periph);
|
|
ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute,
|
|
periph->path);
|
|
cam_periph_unlock(periph);
|
|
if (ret == 0)
|
|
bp->bio_completed = bp->bio_length;
|
|
return ret;
|
|
}
|
|
|
|
static void
|
|
dainit(void)
|
|
{
|
|
cam_status status;
|
|
|
|
/*
|
|
* Install a global async callback. This callback will
|
|
* receive async callbacks like "new device found".
|
|
*/
|
|
status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL);
|
|
|
|
if (status != CAM_REQ_CMP) {
|
|
printf("da: Failed to attach master async callback "
|
|
"due to status 0x%x!\n", status);
|
|
} else if (da_send_ordered) {
|
|
|
|
/* Register our shutdown event handler */
|
|
if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown,
|
|
NULL, SHUTDOWN_PRI_DEFAULT)) == NULL)
|
|
printf("dainit: shutdown event registration failed!\n");
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Callback from GEOM, called when it has finished cleaning up its
|
|
* resources.
|
|
*/
|
|
static void
|
|
dadiskgonecb(struct disk *dp)
|
|
{
|
|
struct cam_periph *periph;
|
|
|
|
periph = (struct cam_periph *)dp->d_drv1;
|
|
|
|
cam_periph_release(periph);
|
|
}
|
|
|
|
static void
|
|
daoninvalidate(struct cam_periph *periph)
|
|
{
|
|
struct da_softc *softc;
|
|
|
|
softc = (struct da_softc *)periph->softc;
|
|
|
|
/*
|
|
* De-register any async callbacks.
|
|
*/
|
|
xpt_register_async(0, daasync, periph, periph->path);
|
|
|
|
softc->flags |= DA_FLAG_PACK_INVALID;
|
|
|
|
/*
|
|
* Return all queued I/O with ENXIO.
|
|
* XXX Handle any transactions queued to the card
|
|
* with XPT_ABORT_CCB.
|
|
*/
|
|
bioq_flush(&softc->bio_queue, NULL, ENXIO);
|
|
bioq_flush(&softc->delete_queue, NULL, ENXIO);
|
|
|
|
/*
|
|
* Tell GEOM that we've gone away, we'll get a callback when it is
|
|
* done cleaning up its resources.
|
|
*/
|
|
disk_gone(softc->disk);
|
|
|
|
xpt_print(periph->path, "lost device - %d outstanding, %d refs\n",
|
|
softc->outstanding_cmds, periph->refcount);
|
|
}
|
|
|
|
static void
|
|
dacleanup(struct cam_periph *periph)
|
|
{
|
|
struct da_softc *softc;
|
|
|
|
softc = (struct da_softc *)periph->softc;
|
|
|
|
xpt_print(periph->path, "removing device entry\n");
|
|
cam_periph_unlock(periph);
|
|
|
|
/*
|
|
* If we can't free the sysctl tree, oh well...
|
|
*/
|
|
if ((softc->flags & DA_FLAG_SCTX_INIT) != 0
|
|
&& sysctl_ctx_free(&softc->sysctl_ctx) != 0) {
|
|
xpt_print(periph->path, "can't remove sysctl context\n");
|
|
}
|
|
|
|
callout_drain(&softc->mediapoll_c);
|
|
disk_destroy(softc->disk);
|
|
callout_drain(&softc->sendordered_c);
|
|
free(softc, M_DEVBUF);
|
|
cam_periph_lock(periph);
|
|
}
|
|
|
|
static void
|
|
daasync(void *callback_arg, u_int32_t code,
|
|
struct cam_path *path, void *arg)
|
|
{
|
|
struct cam_periph *periph;
|
|
struct da_softc *softc;
|
|
|
|
periph = (struct cam_periph *)callback_arg;
|
|
switch (code) {
|
|
case AC_FOUND_DEVICE:
|
|
{
|
|
struct ccb_getdev *cgd;
|
|
cam_status status;
|
|
|
|
cgd = (struct ccb_getdev *)arg;
|
|
if (cgd == NULL)
|
|
break;
|
|
|
|
if (cgd->protocol != PROTO_SCSI)
|
|
break;
|
|
|
|
if (SID_TYPE(&cgd->inq_data) != T_DIRECT
|
|
&& SID_TYPE(&cgd->inq_data) != T_RBC
|
|
&& SID_TYPE(&cgd->inq_data) != T_OPTICAL)
|
|
break;
|
|
|
|
/*
|
|
* Allocate a peripheral instance for
|
|
* this device and start the probe
|
|
* process.
|
|
*/
|
|
status = cam_periph_alloc(daregister, daoninvalidate,
|
|
dacleanup, dastart,
|
|
"da", CAM_PERIPH_BIO,
|
|
cgd->ccb_h.path, daasync,
|
|
AC_FOUND_DEVICE, cgd);
|
|
|
|
if (status != CAM_REQ_CMP
|
|
&& status != CAM_REQ_INPROG)
|
|
printf("daasync: Unable to attach to new device "
|
|
"due to status 0x%x\n", status);
|
|
return;
|
|
}
|
|
case AC_ADVINFO_CHANGED:
|
|
{
|
|
uintptr_t buftype;
|
|
|
|
buftype = (uintptr_t)arg;
|
|
if (buftype == CDAI_TYPE_PHYS_PATH) {
|
|
struct da_softc *softc;
|
|
|
|
softc = periph->softc;
|
|
disk_attr_changed(softc->disk, "GEOM::physpath",
|
|
M_NOWAIT);
|
|
}
|
|
break;
|
|
}
|
|
case AC_UNIT_ATTENTION:
|
|
{
|
|
union ccb *ccb;
|
|
int error_code, sense_key, asc, ascq;
|
|
|
|
softc = (struct da_softc *)periph->softc;
|
|
ccb = (union ccb *)arg;
|
|
|
|
/*
|
|
* Handle all UNIT ATTENTIONs except our own,
|
|
* as they will be handled by daerror().
|
|
*/
|
|
if (xpt_path_periph(ccb->ccb_h.path) != periph &&
|
|
scsi_extract_sense_ccb(ccb,
|
|
&error_code, &sense_key, &asc, &ascq)) {
|
|
if (asc == 0x2A && ascq == 0x09) {
|
|
xpt_print(ccb->ccb_h.path,
|
|
"capacity data has changed\n");
|
|
dareprobe(periph);
|
|
} else if (asc == 0x28 && ascq == 0x00)
|
|
disk_media_changed(softc->disk, M_NOWAIT);
|
|
}
|
|
cam_periph_async(periph, code, path, arg);
|
|
break;
|
|
}
|
|
case AC_SCSI_AEN:
|
|
softc = (struct da_softc *)periph->softc;
|
|
if (softc->state == DA_STATE_NORMAL && !softc->tur) {
|
|
if (cam_periph_acquire(periph) == CAM_REQ_CMP) {
|
|
softc->tur = 1;
|
|
xpt_schedule(periph, CAM_PRIORITY_DEV);
|
|
}
|
|
}
|
|
/* FALLTHROUGH */
|
|
case AC_SENT_BDR:
|
|
case AC_BUS_RESET:
|
|
{
|
|
struct ccb_hdr *ccbh;
|
|
|
|
softc = (struct da_softc *)periph->softc;
|
|
/*
|
|
* Don't fail on the expected unit attention
|
|
* that will occur.
|
|
*/
|
|
softc->flags |= DA_FLAG_RETRY_UA;
|
|
LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le)
|
|
ccbh->ccb_state |= DA_CCB_RETRY_UA;
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
cam_periph_async(periph, code, path, arg);
|
|
}
|
|
|
|
static void
|
|
dasysctlinit(void *context, int pending)
|
|
{
|
|
struct cam_periph *periph;
|
|
struct da_softc *softc;
|
|
char tmpstr[80], tmpstr2[80];
|
|
struct ccb_trans_settings cts;
|
|
|
|
periph = (struct cam_periph *)context;
|
|
/*
|
|
* periph was held for us when this task was enqueued
|
|
*/
|
|
if (periph->flags & CAM_PERIPH_INVALID) {
|
|
cam_periph_release(periph);
|
|
return;
|
|
}
|
|
|
|
softc = (struct da_softc *)periph->softc;
|
|
snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number);
|
|
snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number);
|
|
|
|
sysctl_ctx_init(&softc->sysctl_ctx);
|
|
softc->flags |= DA_FLAG_SCTX_INIT;
|
|
softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx,
|
|
SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2,
|
|
CTLFLAG_RD, 0, tmpstr);
|
|
if (softc->sysctl_tree == NULL) {
|
|
printf("dasysctlinit: unable to allocate sysctl tree\n");
|
|
cam_periph_release(periph);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Now register the sysctl handler, so the user can change the value on
|
|
* the fly.
|
|
*/
|
|
SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
|
|
OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW,
|
|
&softc->delete_method, 0, dadeletemethodsysctl, "A",
|
|
"BIO_DELETE execution method");
|
|
SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
|
|
OID_AUTO, "minimum_cmd_size", CTLTYPE_INT | CTLFLAG_RW,
|
|
&softc->minimum_cmd_size, 0, dacmdsizesysctl, "I",
|
|
"Minimum CDB size");
|
|
|
|
SYSCTL_ADD_INT(&softc->sysctl_ctx,
|
|
SYSCTL_CHILDREN(softc->sysctl_tree),
|
|
OID_AUTO,
|
|
"error_inject",
|
|
CTLFLAG_RW,
|
|
&softc->error_inject,
|
|
0,
|
|
"error_inject leaf");
|
|
|
|
|
|
/*
|
|
* Add some addressing info.
|
|
*/
|
|
memset(&cts, 0, sizeof (cts));
|
|
xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE);
|
|
cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
|
|
cts.type = CTS_TYPE_CURRENT_SETTINGS;
|
|
cam_periph_lock(periph);
|
|
xpt_action((union ccb *)&cts);
|
|
cam_periph_unlock(periph);
|
|
if (cts.ccb_h.status != CAM_REQ_CMP) {
|
|
cam_periph_release(periph);
|
|
return;
|
|
}
|
|
if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) {
|
|
struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc;
|
|
if (fc->valid & CTS_FC_VALID_WWPN) {
|
|
softc->wwpn = fc->wwpn;
|
|
SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
|
|
SYSCTL_CHILDREN(softc->sysctl_tree),
|
|
OID_AUTO, "wwpn", CTLFLAG_RD,
|
|
&softc->wwpn, "World Wide Port Name");
|
|
}
|
|
}
|
|
cam_periph_release(periph);
|
|
}
|
|
|
|
static int
|
|
dacmdsizesysctl(SYSCTL_HANDLER_ARGS)
|
|
{
|
|
int error, value;
|
|
|
|
value = *(int *)arg1;
|
|
|
|
error = sysctl_handle_int(oidp, &value, 0, req);
|
|
|
|
if ((error != 0)
|
|
|| (req->newptr == NULL))
|
|
return (error);
|
|
|
|
/*
|
|
* Acceptable values here are 6, 10, 12 or 16.
|
|
*/
|
|
if (value < 6)
|
|
value = 6;
|
|
else if ((value > 6)
|
|
&& (value <= 10))
|
|
value = 10;
|
|
else if ((value > 10)
|
|
&& (value <= 12))
|
|
value = 12;
|
|
else if (value > 12)
|
|
value = 16;
|
|
|
|
*(int *)arg1 = value;
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
dadeletemethodsysctl(SYSCTL_HANDLER_ARGS)
|
|
{
|
|
char buf[16];
|
|
int error;
|
|
const char *p;
|
|
int i, value;
|
|
|
|
value = *(int *)arg1;
|
|
if (value < 0 || value > DA_DELETE_MAX)
|
|
p = "UNKNOWN";
|
|
else
|
|
p = da_delete_method_names[value];
|
|
strncpy(buf, p, sizeof(buf));
|
|
error = sysctl_handle_string(oidp, buf, sizeof(buf), req);
|
|
if (error != 0 || req->newptr == NULL)
|
|
return (error);
|
|
for (i = 0; i <= DA_DELETE_MAX; i++) {
|
|
if (strcmp(buf, da_delete_method_names[i]) != 0)
|
|
continue;
|
|
*(int *)arg1 = i;
|
|
return (0);
|
|
}
|
|
return (EINVAL);
|
|
}
|
|
|
|
static cam_status
|
|
daregister(struct cam_periph *periph, void *arg)
|
|
{
|
|
struct da_softc *softc;
|
|
struct ccb_pathinq cpi;
|
|
struct ccb_getdev *cgd;
|
|
char tmpstr[80];
|
|
caddr_t match;
|
|
|
|
cgd = (struct ccb_getdev *)arg;
|
|
if (cgd == NULL) {
|
|
printf("daregister: no getdev CCB, can't register device\n");
|
|
return(CAM_REQ_CMP_ERR);
|
|
}
|
|
|
|
softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF,
|
|
M_NOWAIT|M_ZERO);
|
|
|
|
if (softc == NULL) {
|
|
printf("daregister: Unable to probe new device. "
|
|
"Unable to allocate softc\n");
|
|
return(CAM_REQ_CMP_ERR);
|
|
}
|
|
|
|
LIST_INIT(&softc->pending_ccbs);
|
|
softc->state = DA_STATE_PROBE;
|
|
bioq_init(&softc->bio_queue);
|
|
bioq_init(&softc->delete_queue);
|
|
bioq_init(&softc->delete_run_queue);
|
|
if (SID_IS_REMOVABLE(&cgd->inq_data))
|
|
softc->flags |= DA_FLAG_PACK_REMOVABLE;
|
|
softc->unmap_max_ranges = UNMAP_MAX_RANGES;
|
|
softc->unmap_max_lba = 1024*1024*2;
|
|
|
|
periph->softc = softc;
|
|
|
|
/*
|
|
* See if this device has any quirks.
|
|
*/
|
|
match = cam_quirkmatch((caddr_t)&cgd->inq_data,
|
|
(caddr_t)da_quirk_table,
|
|
sizeof(da_quirk_table)/sizeof(*da_quirk_table),
|
|
sizeof(*da_quirk_table), scsi_inquiry_match);
|
|
|
|
if (match != NULL)
|
|
softc->quirks = ((struct da_quirk_entry *)match)->quirks;
|
|
else
|
|
softc->quirks = DA_Q_NONE;
|
|
|
|
/* Check if the SIM does not want 6 byte commands */
|
|
bzero(&cpi, sizeof(cpi));
|
|
xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
|
|
cpi.ccb_h.func_code = XPT_PATH_INQ;
|
|
xpt_action((union ccb *)&cpi);
|
|
if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE))
|
|
softc->quirks |= DA_Q_NO_6_BYTE;
|
|
|
|
TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph);
|
|
|
|
/*
|
|
* Take an exclusive refcount on the periph while dastart is called
|
|
* to finish the probe. The reference will be dropped in dadone at
|
|
* the end of probe.
|
|
*/
|
|
(void)cam_periph_hold(periph, PRIBIO);
|
|
|
|
/*
|
|
* Schedule a periodic event to occasionally send an
|
|
* ordered tag to a device.
|
|
*/
|
|
callout_init_mtx(&softc->sendordered_c, periph->sim->mtx, 0);
|
|
callout_reset(&softc->sendordered_c,
|
|
(da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL,
|
|
dasendorderedtag, softc);
|
|
|
|
mtx_unlock(periph->sim->mtx);
|
|
/*
|
|
* RBC devices don't have to support READ(6), only READ(10).
|
|
*/
|
|
if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC)
|
|
softc->minimum_cmd_size = 10;
|
|
else
|
|
softc->minimum_cmd_size = 6;
|
|
|
|
/*
|
|
* Load the user's default, if any.
|
|
*/
|
|
snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size",
|
|
periph->unit_number);
|
|
TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size);
|
|
|
|
/*
|
|
* 6, 10, 12 and 16 are the currently permissible values.
|
|
*/
|
|
if (softc->minimum_cmd_size < 6)
|
|
softc->minimum_cmd_size = 6;
|
|
else if ((softc->minimum_cmd_size > 6)
|
|
&& (softc->minimum_cmd_size <= 10))
|
|
softc->minimum_cmd_size = 10;
|
|
else if ((softc->minimum_cmd_size > 10)
|
|
&& (softc->minimum_cmd_size <= 12))
|
|
softc->minimum_cmd_size = 12;
|
|
else if (softc->minimum_cmd_size > 12)
|
|
softc->minimum_cmd_size = 16;
|
|
|
|
/* Predict whether device may support READ CAPACITY(16). */
|
|
if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC3) {
|
|
softc->flags |= DA_FLAG_CAN_RC16;
|
|
softc->state = DA_STATE_PROBE2;
|
|
}
|
|
|
|
/*
|
|
* Register this media as a disk.
|
|
*/
|
|
softc->disk = disk_alloc();
|
|
softc->disk->d_devstat = devstat_new_entry(periph->periph_name,
|
|
periph->unit_number, 0,
|
|
DEVSTAT_BS_UNAVAILABLE,
|
|
SID_TYPE(&cgd->inq_data) |
|
|
XPORT_DEVSTAT_TYPE(cpi.transport),
|
|
DEVSTAT_PRIORITY_DISK);
|
|
softc->disk->d_open = daopen;
|
|
softc->disk->d_close = daclose;
|
|
softc->disk->d_strategy = dastrategy;
|
|
softc->disk->d_dump = dadump;
|
|
softc->disk->d_getattr = dagetattr;
|
|
softc->disk->d_gone = dadiskgonecb;
|
|
softc->disk->d_name = "da";
|
|
softc->disk->d_drv1 = periph;
|
|
if (cpi.maxio == 0)
|
|
softc->disk->d_maxsize = DFLTPHYS; /* traditional default */
|
|
else if (cpi.maxio > MAXPHYS)
|
|
softc->disk->d_maxsize = MAXPHYS; /* for safety */
|
|
else
|
|
softc->disk->d_maxsize = cpi.maxio;
|
|
softc->disk->d_unit = periph->unit_number;
|
|
softc->disk->d_flags = 0;
|
|
if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0)
|
|
softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE;
|
|
cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor,
|
|
sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr));
|
|
strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr));
|
|
cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)],
|
|
cgd->inq_data.product, sizeof(cgd->inq_data.product),
|
|
sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr));
|
|
softc->disk->d_hba_vendor = cpi.hba_vendor;
|
|
softc->disk->d_hba_device = cpi.hba_device;
|
|
softc->disk->d_hba_subvendor = cpi.hba_subvendor;
|
|
softc->disk->d_hba_subdevice = cpi.hba_subdevice;
|
|
|
|
/*
|
|
* Acquire a reference to the periph before we register with GEOM.
|
|
* We'll release this reference once GEOM calls us back (via
|
|
* dadiskgonecb()) telling us that our provider has been freed.
|
|
*/
|
|
if (cam_periph_acquire(periph) != CAM_REQ_CMP) {
|
|
xpt_print(periph->path, "%s: lost periph during "
|
|
"registration!\n", __func__);
|
|
mtx_lock(periph->sim->mtx);
|
|
return (CAM_REQ_CMP_ERR);
|
|
}
|
|
|
|
disk_create(softc->disk, DISK_VERSION);
|
|
mtx_lock(periph->sim->mtx);
|
|
|
|
/*
|
|
* Add async callbacks for events of interest.
|
|
* I don't bother checking if this fails as,
|
|
* in most cases, the system will function just
|
|
* fine without them and the only alternative
|
|
* would be to not attach the device on failure.
|
|
*/
|
|
xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE |
|
|
AC_ADVINFO_CHANGED | AC_SCSI_AEN | AC_UNIT_ATTENTION,
|
|
daasync, periph, periph->path);
|
|
|
|
/*
|
|
* Emit an attribute changed notification just in case
|
|
* physical path information arrived before our async
|
|
* event handler was registered, but after anyone attaching
|
|
* to our disk device polled it.
|
|
*/
|
|
disk_attr_changed(softc->disk, "GEOM::physpath", M_NOWAIT);
|
|
|
|
/*
|
|
* Schedule a periodic media polling events.
|
|
*/
|
|
callout_init_mtx(&softc->mediapoll_c, periph->sim->mtx, 0);
|
|
if ((softc->flags & DA_FLAG_PACK_REMOVABLE) &&
|
|
(cgd->inq_flags & SID_AEN) == 0 &&
|
|
da_poll_period != 0)
|
|
callout_reset(&softc->mediapoll_c, da_poll_period * hz,
|
|
damediapoll, periph);
|
|
|
|
xpt_schedule(periph, CAM_PRIORITY_DEV);
|
|
|
|
return(CAM_REQ_CMP);
|
|
}
|
|
|
|
static void
|
|
dastart(struct cam_periph *periph, union ccb *start_ccb)
|
|
{
|
|
struct da_softc *softc;
|
|
|
|
softc = (struct da_softc *)periph->softc;
|
|
|
|
CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastart\n"));
|
|
|
|
switch (softc->state) {
|
|
case DA_STATE_NORMAL:
|
|
{
|
|
struct bio *bp, *bp1;
|
|
uint8_t tag_code;
|
|
|
|
/* Execute immediate CCB if waiting. */
|
|
if (periph->immediate_priority <= periph->pinfo.priority) {
|
|
CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE,
|
|
("queuing for immediate ccb\n"));
|
|
start_ccb->ccb_h.ccb_state = DA_CCB_WAITING;
|
|
SLIST_INSERT_HEAD(&periph->ccb_list, &start_ccb->ccb_h,
|
|
periph_links.sle);
|
|
periph->immediate_priority = CAM_PRIORITY_NONE;
|
|
wakeup(&periph->ccb_list);
|
|
/* May have more work to do, so ensure we stay scheduled */
|
|
daschedule(periph);
|
|
break;
|
|
}
|
|
|
|
/* Run BIO_DELETE if not running yet. */
|
|
if (!softc->delete_running &&
|
|
(bp = bioq_first(&softc->delete_queue)) != NULL) {
|
|
uint64_t lba;
|
|
u_int count;
|
|
|
|
if (softc->delete_method == DA_DELETE_UNMAP) {
|
|
uint8_t *buf = softc->unmap_buf;
|
|
uint64_t lastlba = (uint64_t)-1;
|
|
uint32_t lastcount = 0;
|
|
int blocks = 0, off, ranges = 0;
|
|
|
|
softc->delete_running = 1;
|
|
bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
|
|
bp1 = bp;
|
|
do {
|
|
bioq_remove(&softc->delete_queue, bp1);
|
|
if (bp1 != bp)
|
|
bioq_insert_tail(&softc->delete_run_queue, bp1);
|
|
lba = bp1->bio_pblkno;
|
|
count = bp1->bio_bcount / softc->params.secsize;
|
|
|
|
/* Try to extend the previous range. */
|
|
if (lba == lastlba) {
|
|
lastcount += count;
|
|
off = (ranges - 1) * 16 + 8;
|
|
scsi_ulto4b(lastcount, &buf[off + 8]);
|
|
} else if (count > 0) {
|
|
off = ranges * 16 + 8;
|
|
scsi_u64to8b(lba, &buf[off + 0]);
|
|
scsi_ulto4b(count, &buf[off + 8]);
|
|
lastcount = count;
|
|
ranges++;
|
|
}
|
|
blocks += count;
|
|
lastlba = lba + count;
|
|
bp1 = bioq_first(&softc->delete_queue);
|
|
if (bp1 == NULL ||
|
|
ranges >= softc->unmap_max_ranges ||
|
|
blocks + bp1->bio_bcount /
|
|
softc->params.secsize > softc->unmap_max_lba)
|
|
break;
|
|
} while (1);
|
|
scsi_ulto2b(ranges * 16 + 6, &buf[0]);
|
|
scsi_ulto2b(ranges * 16, &buf[2]);
|
|
|
|
scsi_unmap(&start_ccb->csio,
|
|
/*retries*/da_retry_count,
|
|
/*cbfcnp*/dadone,
|
|
/*tag_action*/MSG_SIMPLE_Q_TAG,
|
|
/*byte2*/0,
|
|
/*data_ptr*/ buf,
|
|
/*dxfer_len*/ ranges * 16 + 8,
|
|
/*sense_len*/SSD_FULL_SIZE,
|
|
da_default_timeout * 1000);
|
|
start_ccb->ccb_h.ccb_state = DA_CCB_DELETE;
|
|
goto out;
|
|
} else if (softc->delete_method == DA_DELETE_ZERO ||
|
|
softc->delete_method == DA_DELETE_WS10 ||
|
|
softc->delete_method == DA_DELETE_WS16) {
|
|
softc->delete_running = 1;
|
|
lba = bp->bio_pblkno;
|
|
count = 0;
|
|
bp1 = bp;
|
|
do {
|
|
bioq_remove(&softc->delete_queue, bp1);
|
|
if (bp1 != bp)
|
|
bioq_insert_tail(&softc->delete_run_queue, bp1);
|
|
count += bp1->bio_bcount / softc->params.secsize;
|
|
bp1 = bioq_first(&softc->delete_queue);
|
|
if (bp1 == NULL ||
|
|
lba + count != bp1->bio_pblkno ||
|
|
count + bp1->bio_bcount /
|
|
softc->params.secsize > 0xffff)
|
|
break;
|
|
} while (1);
|
|
|
|
scsi_write_same(&start_ccb->csio,
|
|
/*retries*/da_retry_count,
|
|
/*cbfcnp*/dadone,
|
|
/*tag_action*/MSG_SIMPLE_Q_TAG,
|
|
/*byte2*/softc->delete_method ==
|
|
DA_DELETE_ZERO ? 0 : SWS_UNMAP,
|
|
softc->delete_method ==
|
|
DA_DELETE_WS16 ? 16 : 10,
|
|
/*lba*/lba,
|
|
/*block_count*/count,
|
|
/*data_ptr*/ __DECONST(void *,
|
|
zero_region),
|
|
/*dxfer_len*/ softc->params.secsize,
|
|
/*sense_len*/SSD_FULL_SIZE,
|
|
da_default_timeout * 1000);
|
|
start_ccb->ccb_h.ccb_state = DA_CCB_DELETE;
|
|
goto out;
|
|
} else {
|
|
bioq_flush(&softc->delete_queue, NULL, 0);
|
|
/* FALLTHROUGH */
|
|
}
|
|
}
|
|
|
|
/* Run regular command. */
|
|
bp = bioq_takefirst(&softc->bio_queue);
|
|
if (bp == NULL) {
|
|
if (softc->tur) {
|
|
softc->tur = 0;
|
|
scsi_test_unit_ready(&start_ccb->csio,
|
|
/*retries*/ da_retry_count,
|
|
dadone,
|
|
MSG_SIMPLE_Q_TAG,
|
|
SSD_FULL_SIZE,
|
|
da_default_timeout * 1000);
|
|
start_ccb->ccb_h.ccb_bp = NULL;
|
|
start_ccb->ccb_h.ccb_state = DA_CCB_TUR;
|
|
xpt_action(start_ccb);
|
|
} else
|
|
xpt_release_ccb(start_ccb);
|
|
break;
|
|
}
|
|
if (softc->tur) {
|
|
softc->tur = 0;
|
|
cam_periph_release_locked(periph);
|
|
}
|
|
|
|
if ((bp->bio_flags & BIO_ORDERED) != 0 ||
|
|
(softc->flags & DA_FLAG_NEED_OTAG) != 0) {
|
|
softc->flags &= ~DA_FLAG_NEED_OTAG;
|
|
softc->ordered_tag_count++;
|
|
tag_code = MSG_ORDERED_Q_TAG;
|
|
} else {
|
|
tag_code = MSG_SIMPLE_Q_TAG;
|
|
}
|
|
|
|
switch (bp->bio_cmd) {
|
|
case BIO_READ:
|
|
case BIO_WRITE:
|
|
scsi_read_write(&start_ccb->csio,
|
|
/*retries*/da_retry_count,
|
|
/*cbfcnp*/dadone,
|
|
/*tag_action*/tag_code,
|
|
/*read_op*/bp->bio_cmd
|
|
== BIO_READ,
|
|
/*byte2*/0,
|
|
softc->minimum_cmd_size,
|
|
/*lba*/bp->bio_pblkno,
|
|
/*block_count*/bp->bio_bcount /
|
|
softc->params.secsize,
|
|
/*data_ptr*/ bp->bio_data,
|
|
/*dxfer_len*/ bp->bio_bcount,
|
|
/*sense_len*/SSD_FULL_SIZE,
|
|
da_default_timeout * 1000);
|
|
break;
|
|
case BIO_FLUSH:
|
|
/*
|
|
* BIO_FLUSH doesn't currently communicate
|
|
* range data, so we synchronize the cache
|
|
* over the whole disk. We also force
|
|
* ordered tag semantics the flush applies
|
|
* to all previously queued I/O.
|
|
*/
|
|
scsi_synchronize_cache(&start_ccb->csio,
|
|
/*retries*/1,
|
|
/*cbfcnp*/dadone,
|
|
MSG_ORDERED_Q_TAG,
|
|
/*begin_lba*/0,
|
|
/*lb_count*/0,
|
|
SSD_FULL_SIZE,
|
|
da_default_timeout*1000);
|
|
break;
|
|
}
|
|
start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO;
|
|
|
|
out:
|
|
/*
|
|
* Block out any asyncronous callbacks
|
|
* while we touch the pending ccb list.
|
|
*/
|
|
LIST_INSERT_HEAD(&softc->pending_ccbs,
|
|
&start_ccb->ccb_h, periph_links.le);
|
|
softc->outstanding_cmds++;
|
|
|
|
/* We expect a unit attention from this device */
|
|
if ((softc->flags & DA_FLAG_RETRY_UA) != 0) {
|
|
start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA;
|
|
softc->flags &= ~DA_FLAG_RETRY_UA;
|
|
}
|
|
|
|
start_ccb->ccb_h.ccb_bp = bp;
|
|
xpt_action(start_ccb);
|
|
|
|
/* May have more work to do, so ensure we stay scheduled */
|
|
daschedule(periph);
|
|
break;
|
|
}
|
|
case DA_STATE_PROBE:
|
|
{
|
|
struct ccb_scsiio *csio;
|
|
struct scsi_read_capacity_data *rcap;
|
|
|
|
rcap = (struct scsi_read_capacity_data *)
|
|
malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO);
|
|
if (rcap == NULL) {
|
|
printf("dastart: Couldn't malloc read_capacity data\n");
|
|
/* da_free_periph??? */
|
|
break;
|
|
}
|
|
csio = &start_ccb->csio;
|
|
scsi_read_capacity(csio,
|
|
/*retries*/4,
|
|
dadone,
|
|
MSG_SIMPLE_Q_TAG,
|
|
rcap,
|
|
SSD_FULL_SIZE,
|
|
/*timeout*/5000);
|
|
start_ccb->ccb_h.ccb_bp = NULL;
|
|
start_ccb->ccb_h.ccb_state = DA_CCB_PROBE;
|
|
xpt_action(start_ccb);
|
|
break;
|
|
}
|
|
case DA_STATE_PROBE2:
|
|
{
|
|
struct ccb_scsiio *csio;
|
|
struct scsi_read_capacity_data_long *rcaplong;
|
|
|
|
rcaplong = (struct scsi_read_capacity_data_long *)
|
|
malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO);
|
|
if (rcaplong == NULL) {
|
|
printf("dastart: Couldn't malloc read_capacity data\n");
|
|
/* da_free_periph??? */
|
|
break;
|
|
}
|
|
csio = &start_ccb->csio;
|
|
scsi_read_capacity_16(csio,
|
|
/*retries*/ 4,
|
|
/*cbfcnp*/ dadone,
|
|
/*tag_action*/ MSG_SIMPLE_Q_TAG,
|
|
/*lba*/ 0,
|
|
/*reladr*/ 0,
|
|
/*pmi*/ 0,
|
|
/*rcap_buf*/ (uint8_t *)rcaplong,
|
|
/*rcap_buf_len*/ sizeof(*rcaplong),
|
|
/*sense_len*/ SSD_FULL_SIZE,
|
|
/*timeout*/ 60000);
|
|
start_ccb->ccb_h.ccb_bp = NULL;
|
|
start_ccb->ccb_h.ccb_state = DA_CCB_PROBE2;
|
|
xpt_action(start_ccb);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static int
|
|
cmd6workaround(union ccb *ccb)
|
|
{
|
|
struct scsi_rw_6 cmd6;
|
|
struct scsi_rw_10 *cmd10;
|
|
struct da_softc *softc;
|
|
u_int8_t *cdb;
|
|
struct bio *bp;
|
|
int frozen;
|
|
|
|
cdb = ccb->csio.cdb_io.cdb_bytes;
|
|
softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc;
|
|
|
|
if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) {
|
|
if (softc->delete_method == DA_DELETE_UNMAP) {
|
|
xpt_print(ccb->ccb_h.path, "UNMAP is not supported, "
|
|
"switching to WRITE SAME(16) with UNMAP.\n");
|
|
softc->delete_method = DA_DELETE_WS16;
|
|
} else if (softc->delete_method == DA_DELETE_WS16) {
|
|
xpt_print(ccb->ccb_h.path,
|
|
"WRITE SAME(16) with UNMAP is not supported, "
|
|
"disabling BIO_DELETE.\n");
|
|
softc->delete_method = DA_DELETE_DISABLE;
|
|
} else if (softc->delete_method == DA_DELETE_WS10) {
|
|
xpt_print(ccb->ccb_h.path,
|
|
"WRITE SAME(10) with UNMAP is not supported, "
|
|
"disabling BIO_DELETE.\n");
|
|
softc->delete_method = DA_DELETE_DISABLE;
|
|
} else if (softc->delete_method == DA_DELETE_ZERO) {
|
|
xpt_print(ccb->ccb_h.path,
|
|
"WRITE SAME(10) is not supported, "
|
|
"disabling BIO_DELETE.\n");
|
|
softc->delete_method = DA_DELETE_DISABLE;
|
|
} else
|
|
softc->delete_method = DA_DELETE_DISABLE;
|
|
while ((bp = bioq_takefirst(&softc->delete_run_queue))
|
|
!= NULL)
|
|
bioq_disksort(&softc->delete_queue, bp);
|
|
bioq_insert_tail(&softc->delete_queue,
|
|
(struct bio *)ccb->ccb_h.ccb_bp);
|
|
ccb->ccb_h.ccb_bp = NULL;
|
|
return (0);
|
|
}
|
|
|
|
/* Translation only possible if CDB is an array and cmd is R/W6 */
|
|
if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 ||
|
|
(*cdb != READ_6 && *cdb != WRITE_6))
|
|
return 0;
|
|
|
|
xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, "
|
|
"increasing minimum_cmd_size to 10.\n");
|
|
softc->minimum_cmd_size = 10;
|
|
|
|
bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6));
|
|
cmd10 = (struct scsi_rw_10 *)cdb;
|
|
cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10;
|
|
cmd10->byte2 = 0;
|
|
scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr);
|
|
cmd10->reserved = 0;
|
|
scsi_ulto2b(cmd6.length, cmd10->length);
|
|
cmd10->control = cmd6.control;
|
|
ccb->csio.cdb_len = sizeof(*cmd10);
|
|
|
|
/* Requeue request, unfreezing queue if necessary */
|
|
frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0;
|
|
ccb->ccb_h.status = CAM_REQUEUE_REQ;
|
|
xpt_action(ccb);
|
|
if (frozen) {
|
|
cam_release_devq(ccb->ccb_h.path,
|
|
/*relsim_flags*/0,
|
|
/*reduction*/0,
|
|
/*timeout*/0,
|
|
/*getcount_only*/0);
|
|
}
|
|
return (ERESTART);
|
|
}
|
|
|
|
static void
|
|
dadone(struct cam_periph *periph, union ccb *done_ccb)
|
|
{
|
|
struct da_softc *softc;
|
|
struct ccb_scsiio *csio;
|
|
u_int32_t priority;
|
|
|
|
softc = (struct da_softc *)periph->softc;
|
|
priority = done_ccb->ccb_h.pinfo.priority;
|
|
|
|
CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n"));
|
|
|
|
csio = &done_ccb->csio;
|
|
switch (csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK) {
|
|
case DA_CCB_BUFFER_IO:
|
|
case DA_CCB_DELETE:
|
|
{
|
|
struct bio *bp, *bp1;
|
|
|
|
bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
|
|
if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
|
|
int error;
|
|
int sf;
|
|
|
|
if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0)
|
|
sf = SF_RETRY_UA;
|
|
else
|
|
sf = 0;
|
|
|
|
error = daerror(done_ccb, CAM_RETRY_SELTO, sf);
|
|
if (error == ERESTART) {
|
|
/*
|
|
* A retry was scheuled, so
|
|
* just return.
|
|
*/
|
|
return;
|
|
}
|
|
bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
|
|
if (error != 0) {
|
|
int queued_error;
|
|
|
|
/*
|
|
* return all queued I/O with EIO, so that
|
|
* the client can retry these I/Os in the
|
|
* proper order should it attempt to recover.
|
|
*/
|
|
queued_error = EIO;
|
|
|
|
if (error == ENXIO
|
|
&& (softc->flags & DA_FLAG_PACK_INVALID)== 0) {
|
|
/*
|
|
* Catastrophic error. Mark our pack as
|
|
* invalid.
|
|
*/
|
|
/*
|
|
* XXX See if this is really a media
|
|
* XXX change first?
|
|
*/
|
|
xpt_print(periph->path,
|
|
"Invalidating pack\n");
|
|
softc->flags |= DA_FLAG_PACK_INVALID;
|
|
queued_error = ENXIO;
|
|
}
|
|
bioq_flush(&softc->bio_queue, NULL,
|
|
queued_error);
|
|
if (bp != NULL) {
|
|
bp->bio_error = error;
|
|
bp->bio_resid = bp->bio_bcount;
|
|
bp->bio_flags |= BIO_ERROR;
|
|
}
|
|
} else if (bp != NULL) {
|
|
bp->bio_resid = csio->resid;
|
|
bp->bio_error = 0;
|
|
if (bp->bio_resid != 0)
|
|
bp->bio_flags |= BIO_ERROR;
|
|
}
|
|
if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
|
|
cam_release_devq(done_ccb->ccb_h.path,
|
|
/*relsim_flags*/0,
|
|
/*reduction*/0,
|
|
/*timeout*/0,
|
|
/*getcount_only*/0);
|
|
} else if (bp != NULL) {
|
|
if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
|
|
panic("REQ_CMP with QFRZN");
|
|
bp->bio_resid = csio->resid;
|
|
if (csio->resid > 0)
|
|
bp->bio_flags |= BIO_ERROR;
|
|
if (softc->error_inject != 0) {
|
|
bp->bio_error = softc->error_inject;
|
|
bp->bio_resid = bp->bio_bcount;
|
|
bp->bio_flags |= BIO_ERROR;
|
|
softc->error_inject = 0;
|
|
}
|
|
|
|
}
|
|
|
|
/*
|
|
* Block out any asyncronous callbacks
|
|
* while we touch the pending ccb list.
|
|
*/
|
|
LIST_REMOVE(&done_ccb->ccb_h, periph_links.le);
|
|
softc->outstanding_cmds--;
|
|
if (softc->outstanding_cmds == 0)
|
|
softc->flags |= DA_FLAG_WENT_IDLE;
|
|
|
|
if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) {
|
|
xpt_print(periph->path, "oustanding %d\n",
|
|
softc->outstanding_cmds);
|
|
}
|
|
|
|
if ((csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK) ==
|
|
DA_CCB_DELETE) {
|
|
while ((bp1 = bioq_takefirst(&softc->delete_run_queue))
|
|
!= NULL) {
|
|
bp1->bio_resid = bp->bio_resid;
|
|
bp1->bio_error = bp->bio_error;
|
|
if (bp->bio_flags & BIO_ERROR)
|
|
bp1->bio_flags |= BIO_ERROR;
|
|
biodone(bp1);
|
|
}
|
|
softc->delete_running = 0;
|
|
if (bp != NULL)
|
|
biodone(bp);
|
|
daschedule(periph);
|
|
} else if (bp != NULL)
|
|
biodone(bp);
|
|
break;
|
|
}
|
|
case DA_CCB_PROBE:
|
|
case DA_CCB_PROBE2:
|
|
{
|
|
struct scsi_read_capacity_data *rdcap;
|
|
struct scsi_read_capacity_data_long *rcaplong;
|
|
char announce_buf[80];
|
|
|
|
rdcap = NULL;
|
|
rcaplong = NULL;
|
|
if (softc->state == DA_STATE_PROBE)
|
|
rdcap =(struct scsi_read_capacity_data *)csio->data_ptr;
|
|
else
|
|
rcaplong = (struct scsi_read_capacity_data_long *)
|
|
csio->data_ptr;
|
|
|
|
if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
|
|
struct disk_params *dp;
|
|
uint32_t block_size;
|
|
uint64_t maxsector;
|
|
u_int lbppbe; /* LB per physical block exponent. */
|
|
u_int lalba; /* Lowest aligned LBA. */
|
|
|
|
if (softc->state == DA_STATE_PROBE) {
|
|
block_size = scsi_4btoul(rdcap->length);
|
|
maxsector = scsi_4btoul(rdcap->addr);
|
|
lbppbe = 0;
|
|
lalba = 0;
|
|
|
|
/*
|
|
* According to SBC-2, if the standard 10
|
|
* byte READ CAPACITY command returns 2^32,
|
|
* we should issue the 16 byte version of
|
|
* the command, since the device in question
|
|
* has more sectors than can be represented
|
|
* with the short version of the command.
|
|
*/
|
|
if (maxsector == 0xffffffff) {
|
|
softc->state = DA_STATE_PROBE2;
|
|
free(rdcap, M_SCSIDA);
|
|
xpt_release_ccb(done_ccb);
|
|
xpt_schedule(periph, priority);
|
|
return;
|
|
}
|
|
} else {
|
|
block_size = scsi_4btoul(rcaplong->length);
|
|
maxsector = scsi_8btou64(rcaplong->addr);
|
|
lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE;
|
|
lalba = scsi_2btoul(rcaplong->lalba_lbp);
|
|
}
|
|
|
|
/*
|
|
* Because GEOM code just will panic us if we
|
|
* give them an 'illegal' value we'll avoid that
|
|
* here.
|
|
*/
|
|
if (block_size == 0 && maxsector == 0) {
|
|
snprintf(announce_buf, sizeof(announce_buf),
|
|
"0MB (no media?)");
|
|
} else if (block_size >= MAXPHYS || block_size == 0) {
|
|
xpt_print(periph->path,
|
|
"unsupportable block size %ju\n",
|
|
(uintmax_t) block_size);
|
|
announce_buf[0] = '\0';
|
|
cam_periph_invalidate(periph);
|
|
} else {
|
|
/*
|
|
* We pass rcaplong into dasetgeom(),
|
|
* because it will only use it if it is
|
|
* non-NULL.
|
|
*/
|
|
dasetgeom(periph, block_size, maxsector,
|
|
rcaplong, sizeof(*rcaplong));
|
|
if ((lalba & SRC16_LBPME_A)
|
|
&& softc->delete_method == DA_DELETE_NONE)
|
|
softc->delete_method = DA_DELETE_UNMAP;
|
|
dp = &softc->params;
|
|
snprintf(announce_buf, sizeof(announce_buf),
|
|
"%juMB (%ju %u byte sectors: %dH %dS/T "
|
|
"%dC)", (uintmax_t)
|
|
(((uintmax_t)dp->secsize *
|
|
dp->sectors) / (1024*1024)),
|
|
(uintmax_t)dp->sectors,
|
|
dp->secsize, dp->heads,
|
|
dp->secs_per_track, dp->cylinders);
|
|
}
|
|
} else {
|
|
int error;
|
|
|
|
announce_buf[0] = '\0';
|
|
|
|
/*
|
|
* Retry any UNIT ATTENTION type errors. They
|
|
* are expected at boot.
|
|
*/
|
|
error = daerror(done_ccb, CAM_RETRY_SELTO,
|
|
SF_RETRY_UA|SF_NO_PRINT);
|
|
if (error == ERESTART) {
|
|
/*
|
|
* A retry was scheuled, so
|
|
* just return.
|
|
*/
|
|
return;
|
|
} else if (error != 0) {
|
|
int asc, ascq;
|
|
int sense_key, error_code;
|
|
int have_sense;
|
|
cam_status status;
|
|
struct ccb_getdev cgd;
|
|
|
|
/* Don't wedge this device's queue */
|
|
status = done_ccb->ccb_h.status;
|
|
if ((status & CAM_DEV_QFRZN) != 0)
|
|
cam_release_devq(done_ccb->ccb_h.path,
|
|
/*relsim_flags*/0,
|
|
/*reduction*/0,
|
|
/*timeout*/0,
|
|
/*getcount_only*/0);
|
|
|
|
|
|
xpt_setup_ccb(&cgd.ccb_h,
|
|
done_ccb->ccb_h.path,
|
|
CAM_PRIORITY_NORMAL);
|
|
cgd.ccb_h.func_code = XPT_GDEV_TYPE;
|
|
xpt_action((union ccb *)&cgd);
|
|
|
|
if (scsi_extract_sense_ccb(done_ccb,
|
|
&error_code, &sense_key, &asc, &ascq))
|
|
have_sense = TRUE;
|
|
else
|
|
have_sense = FALSE;
|
|
|
|
/*
|
|
* If we tried READ CAPACITY(16) and failed,
|
|
* fallback to READ CAPACITY(10).
|
|
*/
|
|
if ((softc->state == DA_STATE_PROBE2) &&
|
|
(softc->flags & DA_FLAG_CAN_RC16) &&
|
|
(((csio->ccb_h.status & CAM_STATUS_MASK) ==
|
|
CAM_REQ_INVALID) ||
|
|
((have_sense) &&
|
|
(error_code == SSD_CURRENT_ERROR) &&
|
|
(sense_key == SSD_KEY_ILLEGAL_REQUEST)))) {
|
|
softc->flags &= ~DA_FLAG_CAN_RC16;
|
|
softc->state = DA_STATE_PROBE;
|
|
free(rdcap, M_SCSIDA);
|
|
xpt_release_ccb(done_ccb);
|
|
xpt_schedule(periph, priority);
|
|
return;
|
|
} else
|
|
/*
|
|
* Attach to anything that claims to be a
|
|
* direct access or optical disk device,
|
|
* as long as it doesn't return a "Logical
|
|
* unit not supported" (0x25) error.
|
|
*/
|
|
if ((have_sense) && (asc != 0x25)
|
|
&& (error_code == SSD_CURRENT_ERROR)) {
|
|
const char *sense_key_desc;
|
|
const char *asc_desc;
|
|
|
|
scsi_sense_desc(sense_key, asc, ascq,
|
|
&cgd.inq_data,
|
|
&sense_key_desc,
|
|
&asc_desc);
|
|
snprintf(announce_buf,
|
|
sizeof(announce_buf),
|
|
"Attempt to query device "
|
|
"size failed: %s, %s",
|
|
sense_key_desc,
|
|
asc_desc);
|
|
} else {
|
|
if (have_sense)
|
|
scsi_sense_print(
|
|
&done_ccb->csio);
|
|
else {
|
|
xpt_print(periph->path,
|
|
"got CAM status %#x\n",
|
|
done_ccb->ccb_h.status);
|
|
}
|
|
|
|
xpt_print(periph->path, "fatal error, "
|
|
"failed to attach to device\n");
|
|
|
|
/*
|
|
* Free up resources.
|
|
*/
|
|
cam_periph_invalidate(periph);
|
|
}
|
|
}
|
|
}
|
|
free(csio->data_ptr, M_SCSIDA);
|
|
if (announce_buf[0] != '\0' && ((softc->flags & DA_FLAG_PROBED) == 0)) {
|
|
/*
|
|
* Create our sysctl variables, now that we know
|
|
* we have successfully attached.
|
|
*/
|
|
/* increase the refcount */
|
|
if (cam_periph_acquire(periph) == CAM_REQ_CMP) {
|
|
taskqueue_enqueue(taskqueue_thread,
|
|
&softc->sysctl_task);
|
|
xpt_announce_periph(periph, announce_buf);
|
|
} else {
|
|
xpt_print(periph->path, "fatal error, "
|
|
"could not acquire reference count\n");
|
|
}
|
|
}
|
|
/*
|
|
* Since our peripheral may be invalidated by an error
|
|
* above or an external event, we must release our CCB
|
|
* before releasing the probe lock on the peripheral.
|
|
* The peripheral will only go away once the last lock
|
|
* is removed, and we need it around for the CCB release
|
|
* operation.
|
|
*/
|
|
xpt_release_ccb(done_ccb);
|
|
softc->state = DA_STATE_NORMAL;
|
|
wakeup(&softc->disk->d_mediasize);
|
|
if ((softc->flags & DA_FLAG_PROBED) == 0) {
|
|
softc->flags |= DA_FLAG_PROBED;
|
|
cam_periph_unhold(periph);
|
|
} else
|
|
cam_periph_release_locked(periph);
|
|
return;
|
|
}
|
|
case DA_CCB_WAITING:
|
|
{
|
|
/* Caller will release the CCB */
|
|
wakeup(&done_ccb->ccb_h.cbfcnp);
|
|
return;
|
|
}
|
|
case DA_CCB_DUMP:
|
|
/* No-op. We're polling */
|
|
return;
|
|
case DA_CCB_TUR:
|
|
{
|
|
if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
|
|
|
|
if (daerror(done_ccb, CAM_RETRY_SELTO,
|
|
SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) ==
|
|
ERESTART)
|
|
return;
|
|
if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
|
|
cam_release_devq(done_ccb->ccb_h.path,
|
|
/*relsim_flags*/0,
|
|
/*reduction*/0,
|
|
/*timeout*/0,
|
|
/*getcount_only*/0);
|
|
}
|
|
xpt_release_ccb(done_ccb);
|
|
cam_periph_release_locked(periph);
|
|
return;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
xpt_release_ccb(done_ccb);
|
|
}
|
|
|
|
static void
|
|
dareprobe(struct cam_periph *periph)
|
|
{
|
|
struct da_softc *softc;
|
|
cam_status status;
|
|
|
|
softc = (struct da_softc *)periph->softc;
|
|
|
|
/* Probe in progress; don't interfere. */
|
|
if ((softc->flags & DA_FLAG_PROBED) == 0)
|
|
return;
|
|
|
|
status = cam_periph_acquire(periph);
|
|
KASSERT(status == CAM_REQ_CMP,
|
|
("dareprobe: cam_periph_acquire failed"));
|
|
|
|
if (softc->flags & DA_FLAG_CAN_RC16)
|
|
softc->state = DA_STATE_PROBE2;
|
|
else
|
|
softc->state = DA_STATE_PROBE;
|
|
|
|
xpt_schedule(periph, CAM_PRIORITY_DEV);
|
|
}
|
|
|
|
static int
|
|
daerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags)
|
|
{
|
|
struct da_softc *softc;
|
|
struct cam_periph *periph;
|
|
int error, error_code, sense_key, asc, ascq;
|
|
|
|
periph = xpt_path_periph(ccb->ccb_h.path);
|
|
softc = (struct da_softc *)periph->softc;
|
|
|
|
/*
|
|
* Automatically detect devices that do not support
|
|
* READ(6)/WRITE(6) and upgrade to using 10 byte cdbs.
|
|
*/
|
|
error = 0;
|
|
if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) {
|
|
error = cmd6workaround(ccb);
|
|
} else if (scsi_extract_sense_ccb(ccb,
|
|
&error_code, &sense_key, &asc, &ascq)) {
|
|
if (sense_key == SSD_KEY_ILLEGAL_REQUEST)
|
|
error = cmd6workaround(ccb);
|
|
/*
|
|
* If the target replied with CAPACITY DATA HAS CHANGED UA,
|
|
* query the capacity and notify upper layers.
|
|
*/
|
|
else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
|
|
asc == 0x2A && ascq == 0x09) {
|
|
xpt_print(periph->path, "capacity data has changed\n");
|
|
dareprobe(periph);
|
|
sense_flags |= SF_NO_PRINT;
|
|
} else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
|
|
asc == 0x28 && ascq == 0x00)
|
|
disk_media_changed(softc->disk, M_NOWAIT);
|
|
else if (sense_key == SSD_KEY_NOT_READY &&
|
|
asc == 0x3a && (softc->flags & DA_FLAG_SAW_MEDIA)) {
|
|
softc->flags &= ~DA_FLAG_SAW_MEDIA;
|
|
disk_media_gone(softc->disk, M_NOWAIT);
|
|
}
|
|
}
|
|
if (error == ERESTART)
|
|
return (ERESTART);
|
|
|
|
/*
|
|
* XXX
|
|
* Until we have a better way of doing pack validation,
|
|
* don't treat UAs as errors.
|
|
*/
|
|
sense_flags |= SF_RETRY_UA;
|
|
return(cam_periph_error(ccb, cam_flags, sense_flags,
|
|
&softc->saved_ccb));
|
|
}
|
|
|
|
static void
|
|
damediapoll(void *arg)
|
|
{
|
|
struct cam_periph *periph = arg;
|
|
struct da_softc *softc = periph->softc;
|
|
|
|
if (softc->state == DA_STATE_NORMAL && !softc->tur) {
|
|
if (cam_periph_acquire(periph) == CAM_REQ_CMP) {
|
|
softc->tur = 1;
|
|
daschedule(periph);
|
|
}
|
|
}
|
|
/* Queue us up again */
|
|
if (da_poll_period != 0)
|
|
callout_schedule(&softc->mediapoll_c, da_poll_period * hz);
|
|
}
|
|
|
|
static void
|
|
daprevent(struct cam_periph *periph, int action)
|
|
{
|
|
struct da_softc *softc;
|
|
union ccb *ccb;
|
|
int error;
|
|
|
|
softc = (struct da_softc *)periph->softc;
|
|
|
|
if (((action == PR_ALLOW)
|
|
&& (softc->flags & DA_FLAG_PACK_LOCKED) == 0)
|
|
|| ((action == PR_PREVENT)
|
|
&& (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) {
|
|
return;
|
|
}
|
|
|
|
ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
|
|
|
|
scsi_prevent(&ccb->csio,
|
|
/*retries*/1,
|
|
/*cbcfp*/dadone,
|
|
MSG_SIMPLE_Q_TAG,
|
|
action,
|
|
SSD_FULL_SIZE,
|
|
5000);
|
|
|
|
error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO,
|
|
SF_RETRY_UA | SF_QUIET_IR, softc->disk->d_devstat);
|
|
|
|
if (error == 0) {
|
|
if (action == PR_ALLOW)
|
|
softc->flags &= ~DA_FLAG_PACK_LOCKED;
|
|
else
|
|
softc->flags |= DA_FLAG_PACK_LOCKED;
|
|
}
|
|
|
|
xpt_release_ccb(ccb);
|
|
}
|
|
|
|
static void
|
|
dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector,
|
|
struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len)
|
|
{
|
|
struct ccb_calc_geometry ccg;
|
|
struct da_softc *softc;
|
|
struct disk_params *dp;
|
|
u_int lbppbe, lalba;
|
|
int error;
|
|
|
|
softc = (struct da_softc *)periph->softc;
|
|
|
|
dp = &softc->params;
|
|
dp->secsize = block_len;
|
|
dp->sectors = maxsector + 1;
|
|
if (rcaplong != NULL) {
|
|
lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE;
|
|
lalba = scsi_2btoul(rcaplong->lalba_lbp);
|
|
lalba &= SRC16_LALBA_A;
|
|
} else {
|
|
lbppbe = 0;
|
|
lalba = 0;
|
|
}
|
|
|
|
if (lbppbe > 0) {
|
|
dp->stripesize = block_len << lbppbe;
|
|
dp->stripeoffset = (dp->stripesize - block_len * lalba) %
|
|
dp->stripesize;
|
|
} else if (softc->quirks & DA_Q_4K) {
|
|
dp->stripesize = 4096;
|
|
dp->stripeoffset = 0;
|
|
} else {
|
|
dp->stripesize = 0;
|
|
dp->stripeoffset = 0;
|
|
}
|
|
/*
|
|
* Have the controller provide us with a geometry
|
|
* for this disk. The only time the geometry
|
|
* matters is when we boot and the controller
|
|
* is the only one knowledgeable enough to come
|
|
* up with something that will make this a bootable
|
|
* device.
|
|
*/
|
|
xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
|
|
ccg.ccb_h.func_code = XPT_CALC_GEOMETRY;
|
|
ccg.block_size = dp->secsize;
|
|
ccg.volume_size = dp->sectors;
|
|
ccg.heads = 0;
|
|
ccg.secs_per_track = 0;
|
|
ccg.cylinders = 0;
|
|
xpt_action((union ccb*)&ccg);
|
|
if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
|
|
/*
|
|
* We don't know what went wrong here- but just pick
|
|
* a geometry so we don't have nasty things like divide
|
|
* by zero.
|
|
*/
|
|
dp->heads = 255;
|
|
dp->secs_per_track = 255;
|
|
dp->cylinders = dp->sectors / (255 * 255);
|
|
if (dp->cylinders == 0) {
|
|
dp->cylinders = 1;
|
|
}
|
|
} else {
|
|
dp->heads = ccg.heads;
|
|
dp->secs_per_track = ccg.secs_per_track;
|
|
dp->cylinders = ccg.cylinders;
|
|
}
|
|
|
|
/*
|
|
* If the user supplied a read capacity buffer, and if it is
|
|
* different than the previous buffer, update the data in the EDT.
|
|
* If it's the same, we don't bother. This avoids sending an
|
|
* update every time someone opens this device.
|
|
*/
|
|
if ((rcaplong != NULL)
|
|
&& (bcmp(rcaplong, &softc->rcaplong,
|
|
min(sizeof(softc->rcaplong), rcap_len)) != 0)) {
|
|
struct ccb_dev_advinfo cdai;
|
|
|
|
xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
|
|
cdai.ccb_h.func_code = XPT_DEV_ADVINFO;
|
|
cdai.buftype = CDAI_TYPE_RCAPLONG;
|
|
cdai.flags |= CDAI_FLAG_STORE;
|
|
cdai.bufsiz = rcap_len;
|
|
cdai.buf = (uint8_t *)rcaplong;
|
|
xpt_action((union ccb *)&cdai);
|
|
if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0)
|
|
cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE);
|
|
if (cdai.ccb_h.status != CAM_REQ_CMP) {
|
|
xpt_print(periph->path, "%s: failed to set read "
|
|
"capacity advinfo\n", __func__);
|
|
/* Use cam_error_print() to decode the status */
|
|
cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS,
|
|
CAM_EPF_ALL);
|
|
} else {
|
|
bcopy(rcaplong, &softc->rcaplong,
|
|
min(sizeof(softc->rcaplong), rcap_len));
|
|
}
|
|
}
|
|
|
|
softc->disk->d_sectorsize = softc->params.secsize;
|
|
softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors;
|
|
softc->disk->d_stripesize = softc->params.stripesize;
|
|
softc->disk->d_stripeoffset = softc->params.stripeoffset;
|
|
/* XXX: these are not actually "firmware" values, so they may be wrong */
|
|
softc->disk->d_fwsectors = softc->params.secs_per_track;
|
|
softc->disk->d_fwheads = softc->params.heads;
|
|
softc->disk->d_devstat->block_size = softc->params.secsize;
|
|
softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE;
|
|
if (softc->delete_method > DA_DELETE_DISABLE)
|
|
softc->disk->d_flags |= DISKFLAG_CANDELETE;
|
|
else
|
|
softc->disk->d_flags &= ~DISKFLAG_CANDELETE;
|
|
|
|
error = disk_resize(softc->disk, M_NOWAIT);
|
|
if (error != 0)
|
|
xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error);
|
|
}
|
|
|
|
static void
|
|
dasendorderedtag(void *arg)
|
|
{
|
|
struct da_softc *softc = arg;
|
|
|
|
if (da_send_ordered) {
|
|
if ((softc->ordered_tag_count == 0)
|
|
&& ((softc->flags & DA_FLAG_WENT_IDLE) == 0)) {
|
|
softc->flags |= DA_FLAG_NEED_OTAG;
|
|
}
|
|
if (softc->outstanding_cmds > 0)
|
|
softc->flags &= ~DA_FLAG_WENT_IDLE;
|
|
|
|
softc->ordered_tag_count = 0;
|
|
}
|
|
/* Queue us up again */
|
|
callout_reset(&softc->sendordered_c,
|
|
(da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL,
|
|
dasendorderedtag, softc);
|
|
}
|
|
|
|
/*
|
|
* Step through all DA peripheral drivers, and if the device is still open,
|
|
* sync the disk cache to physical media.
|
|
*/
|
|
static void
|
|
dashutdown(void * arg, int howto)
|
|
{
|
|
struct cam_periph *periph;
|
|
struct da_softc *softc;
|
|
int error;
|
|
|
|
TAILQ_FOREACH(periph, &dadriver.units, unit_links) {
|
|
union ccb ccb;
|
|
|
|
cam_periph_lock(periph);
|
|
softc = (struct da_softc *)periph->softc;
|
|
|
|
/*
|
|
* We only sync the cache if the drive is still open, and
|
|
* if the drive is capable of it..
|
|
*/
|
|
if (((softc->flags & DA_FLAG_OPEN) == 0)
|
|
|| (softc->quirks & DA_Q_NO_SYNC_CACHE)) {
|
|
cam_periph_unlock(periph);
|
|
continue;
|
|
}
|
|
|
|
xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
|
|
|
|
ccb.ccb_h.ccb_state = DA_CCB_DUMP;
|
|
scsi_synchronize_cache(&ccb.csio,
|
|
/*retries*/0,
|
|
/*cbfcnp*/dadone,
|
|
MSG_SIMPLE_Q_TAG,
|
|
/*begin_lba*/0, /* whole disk */
|
|
/*lb_count*/0,
|
|
SSD_FULL_SIZE,
|
|
60 * 60 * 1000);
|
|
|
|
xpt_polled_action(&ccb);
|
|
|
|
error = cam_periph_error(&ccb,
|
|
0, SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, NULL);
|
|
if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0)
|
|
cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0,
|
|
/*reduction*/0, /*timeout*/0, /*getcount_only*/0);
|
|
if (error != 0)
|
|
xpt_print(periph->path, "Synchronize cache failed\n");
|
|
cam_periph_unlock(periph);
|
|
}
|
|
}
|
|
|
|
#else /* !_KERNEL */
|
|
|
|
/*
|
|
* XXX This is only left out of the kernel build to silence warnings. If,
|
|
* for some reason this function is used in the kernel, the ifdefs should
|
|
* be moved so it is included both in the kernel and userland.
|
|
*/
|
|
void
|
|
scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries,
|
|
void (*cbfcnp)(struct cam_periph *, union ccb *),
|
|
u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave,
|
|
u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len,
|
|
u_int32_t timeout)
|
|
{
|
|
struct scsi_format_unit *scsi_cmd;
|
|
|
|
scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes;
|
|
scsi_cmd->opcode = FORMAT_UNIT;
|
|
scsi_cmd->byte2 = byte2;
|
|
scsi_ulto2b(ileave, scsi_cmd->interleave);
|
|
|
|
cam_fill_csio(csio,
|
|
retries,
|
|
cbfcnp,
|
|
/*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
|
|
tag_action,
|
|
data_ptr,
|
|
dxfer_len,
|
|
sense_len,
|
|
sizeof(*scsi_cmd),
|
|
timeout);
|
|
}
|
|
|
|
#endif /* _KERNEL */
|