6c81a0aecb
front of isp_init so we can read NVRAM even if we're role ISP_NONE. Prepare for reintroduction of channels (for FC) for N-Port Virtualization. Fix a botch in handle assignment that caused us to nuke one device when a new one arrives and end up with two devices with the same identity in the virtual target mapping table.
488 lines
14 KiB
C
488 lines
14 KiB
C
/* $FreeBSD$ */
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/*-
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* Qlogic ISP SCSI Host Adapter FreeBSD Wrapper Definitions
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*
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* Copyright (c) 1997-2006 by Matthew Jacob
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice immediately at the beginning of the file, without modification,
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* this list of conditions, and the following disclaimer.
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* 2. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _ISP_FREEBSD_H
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#define _ISP_FREEBSD_H
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/endian.h>
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#if __FreeBSD_version < 500000
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#include <sys/kernel.h>
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#include <sys/queue.h>
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#include <sys/malloc.h>
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#else
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#include <sys/lock.h>
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#include <sys/kernel.h>
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#include <sys/queue.h>
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#include <sys/malloc.h>
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#include <sys/mutex.h>
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#include <sys/condvar.h>
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#endif
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#include <sys/proc.h>
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#include <sys/bus.h>
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#include <machine/bus.h>
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#if __FreeBSD_version < 500000
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#include <machine/clock.h>
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#endif
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#include <machine/cpu.h>
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#include <cam/cam.h>
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#include <cam/cam_debug.h>
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#include <cam/cam_ccb.h>
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#include <cam/cam_sim.h>
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#include <cam/cam_xpt.h>
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#include <cam/cam_xpt_sim.h>
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#include <cam/cam_debug.h>
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#include <cam/scsi/scsi_all.h>
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#include <cam/scsi/scsi_message.h>
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#include "opt_ddb.h"
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#include "opt_isp.h"
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#if __FreeBSD_version < 500000
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#define ISP_PLATFORM_VERSION_MAJOR 4
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#define ISP_PLATFORM_VERSION_MINOR 17
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#else
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#define ISP_PLATFORM_VERSION_MAJOR 5
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#define ISP_PLATFORM_VERSION_MINOR 9
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#endif
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/*
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* Efficiency- get rid of SBus code && tests unless we need them.
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*/
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#ifdef __sparc64__
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#define ISP_SBUS_SUPPORTED 1
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#else
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#define ISP_SBUS_SUPPORTED 0
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#endif
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#define HANDLE_LOOPSTATE_IN_OUTER_LAYERS 1
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/* #define ISP_SMPLOCK 1 */
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#if __FreeBSD_version < 500000
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#define ISP_IFLAGS INTR_TYPE_CAM
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#else
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#ifdef ISP_SMPLOCK
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#define ISP_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE
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#else
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#define ISP_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY
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#endif
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#endif
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#if __FreeBSD_version < 700000
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typedef void ispfwfunc(int, int, int, void **);
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#endif
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#ifdef ISP_TARGET_MODE
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#define ISP_TARGET_FUNCTIONS 1
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#define ATPDPSIZE 256
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typedef struct {
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uint32_t orig_datalen;
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uint32_t bytes_xfered;
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uint32_t last_xframt;
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uint32_t tag : 16,
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lun : 13, /* not enough */
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state : 3;
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} atio_private_data_t;
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#define ATPD_STATE_FREE 0
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#define ATPD_STATE_ATIO 1
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#define ATPD_STATE_CAM 2
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#define ATPD_STATE_CTIO 3
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#define ATPD_STATE_LAST_CTIO 4
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#define ATPD_STATE_PDON 5
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typedef struct tstate {
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struct tstate *next;
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struct cam_path *owner;
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struct ccb_hdr_slist atios;
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struct ccb_hdr_slist inots;
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lun_id_t lun;
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int bus;
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uint32_t hold;
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int atio_count;
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int inot_count;
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} tstate_t;
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#define LUN_HASH_SIZE 32
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#define LUN_HASH_FUNC(isp, port, lun) \
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((IS_DUALBUS(isp)) ? \
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(((lun) & ((LUN_HASH_SIZE >> 1) - 1)) << (port)) : \
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((lun) & (LUN_HASH_SIZE - 1)))
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#endif
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struct isposinfo {
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struct ispsoftc * next;
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uint64_t default_port_wwn;
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uint64_t default_node_wwn;
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uint32_t default_id;
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device_t dev;
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struct cam_sim *sim;
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struct cam_path *path;
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struct cam_sim *sim2;
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struct cam_path *path2;
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struct intr_config_hook ehook;
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uint32_t loop_down_time;
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uint32_t loop_down_limit;
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uint32_t gone_device_time;
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uint32_t : 5,
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simqfrozen : 3,
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hysteresis : 8,
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gdt_running : 1,
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ldt_running : 1,
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disabled : 1,
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fcbsy : 1,
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mbox_sleeping : 1,
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mbox_sleep_ok : 1,
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mboxcmd_done : 1,
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mboxbsy : 1;
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struct callout_handle ldt; /* loop down timer */
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struct callout_handle gdt; /* gone device timer */
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#if __FreeBSD_version >= 500000
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struct firmware * fw;
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struct mtx lock;
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struct cv kthread_cv;
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union {
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struct {
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char wwnn[17];
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char wwpn[17];
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} fc;
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} sysctl_info;
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#endif
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struct proc *kproc;
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bus_dma_tag_t cdmat;
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bus_dmamap_t cdmap;
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#define isp_cdmat isp_osinfo.cdmat
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#define isp_cdmap isp_osinfo.cdmap
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#ifdef ISP_TARGET_MODE
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#define TM_WILDCARD_ENABLED 0x02
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#define TM_TMODE_ENABLED 0x01
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uint8_t tmflags[2]; /* two busses */
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#define NLEACT 4
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union ccb * leact[NLEACT];
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tstate_t tsdflt[2]; /* two busses */
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tstate_t *lun_hash[LUN_HASH_SIZE];
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atio_private_data_t atpdp[ATPDPSIZE];
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#endif
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};
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#define isp_lock isp_osinfo.lock
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/*
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* Locking macros...
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*/
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#ifdef ISP_SMPLOCK
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#define ISP_LOCK(x) mtx_lock(&(x)->isp_lock)
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#define ISP_UNLOCK(x) mtx_unlock(&(x)->isp_lock)
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#define ISPLOCK_2_CAMLOCK(isp) \
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mtx_unlock(&(isp)->isp_lock); mtx_lock(&Giant)
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#define CAMLOCK_2_ISPLOCK(isp) \
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mtx_unlock(&Giant); mtx_lock(&(isp)->isp_lock)
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#else
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#if __FreeBSD_version < 500000
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#define ISP_LOCK(x) do { } while (0)
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#define ISP_UNLOCK(x) do { } while (0)
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#define ISPLOCK_2_CAMLOCK(isp) do { } while (0)
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#define CAMLOCK_2_ISPLOCK(isp) do { } while (0)
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#else
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#define ISP_LOCK(x) GIANT_REQUIRED
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#define ISP_UNLOCK(x) do { } while (0)
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#define ISPLOCK_2_CAMLOCK(isp) do { } while (0)
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#define CAMLOCK_2_ISPLOCK(isp) GIANT_REQUIRED
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#endif
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#endif
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/*
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* Required Macros/Defines
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*/
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#define ISP2100_SCRLEN 0x1000
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#define MEMZERO(a, b) memset(a, 0, b)
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#define MEMCPY memcpy
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#define SNPRINTF snprintf
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#define USEC_DELAY DELAY
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#define USEC_SLEEP(isp, x) DELAY(x)
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#define NANOTIME_T struct timespec
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#define GET_NANOTIME nanotime
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#define GET_NANOSEC(x) ((x)->tv_sec * 1000000000 + (x)->tv_nsec)
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#define NANOTIME_SUB isp_nanotime_sub
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#define MAXISPREQUEST(isp) ((IS_FC(isp) || IS_ULTRA2(isp))? 1024 : 256)
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#define MEMORYBARRIER(isp, type, offset, size) \
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switch (type) { \
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case SYNC_SFORDEV: \
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case SYNC_REQUEST: \
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bus_dmamap_sync(isp->isp_cdmat, isp->isp_cdmap, \
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BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE); \
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break; \
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case SYNC_SFORCPU: \
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case SYNC_RESULT: \
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bus_dmamap_sync(isp->isp_cdmat, isp->isp_cdmap, \
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BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE); \
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break; \
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default: \
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break; \
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}
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#define MBOX_ACQUIRE isp_mbox_acquire
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#define MBOX_WAIT_COMPLETE isp_mbox_wait_complete
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#define MBOX_NOTIFY_COMPLETE isp_mbox_notify_done
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#define MBOX_RELEASE isp_mbox_release
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#define FC_SCRATCH_ACQUIRE(isp) \
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if (isp->isp_osinfo.fcbsy) { \
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isp_prt(isp, ISP_LOGWARN, \
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"FC scratch area busy (line %d)!", __LINE__); \
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} else \
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isp->isp_osinfo.fcbsy = 1
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#define FC_SCRATCH_RELEASE(isp) isp->isp_osinfo.fcbsy = 0
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#ifndef SCSI_GOOD
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#define SCSI_GOOD SCSI_STATUS_OK
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#endif
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#ifndef SCSI_CHECK
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#define SCSI_CHECK SCSI_STATUS_CHECK_COND
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#endif
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#ifndef SCSI_BUSY
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#define SCSI_BUSY SCSI_STATUS_BUSY
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#endif
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#ifndef SCSI_QFULL
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#define SCSI_QFULL SCSI_STATUS_QUEUE_FULL
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#endif
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#define XS_T struct ccb_scsiio
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#define XS_DMA_ADDR_T bus_addr_t
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#define XS_ISP(ccb) ((ispsoftc_t *) (ccb)->ccb_h.spriv_ptr1)
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#define XS_CHANNEL(ccb) cam_sim_bus(xpt_path_sim((ccb)->ccb_h.path))
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#define XS_TGT(ccb) (ccb)->ccb_h.target_id
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#define XS_LUN(ccb) (ccb)->ccb_h.target_lun
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#define XS_CDBP(ccb) \
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(((ccb)->ccb_h.flags & CAM_CDB_POINTER)? \
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(ccb)->cdb_io.cdb_ptr : (ccb)->cdb_io.cdb_bytes)
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#define XS_CDBLEN(ccb) (ccb)->cdb_len
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#define XS_XFRLEN(ccb) (ccb)->dxfer_len
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#define XS_TIME(ccb) (ccb)->ccb_h.timeout
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#define XS_RESID(ccb) (ccb)->resid
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#define XS_STSP(ccb) (&(ccb)->scsi_status)
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#define XS_SNSP(ccb) (&(ccb)->sense_data)
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#define XS_SNSLEN(ccb) \
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imin((sizeof((ccb)->sense_data)), ccb->sense_len)
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#define XS_SNSKEY(ccb) ((ccb)->sense_data.flags & 0xf)
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#define XS_TAG_P(ccb) \
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(((ccb)->ccb_h.flags & CAM_TAG_ACTION_VALID) && \
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(ccb)->tag_action != CAM_TAG_ACTION_NONE)
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#define XS_TAG_TYPE(ccb) \
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((ccb->tag_action == MSG_SIMPLE_Q_TAG)? REQFLAG_STAG : \
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((ccb->tag_action == MSG_HEAD_OF_Q_TAG)? REQFLAG_HTAG : REQFLAG_OTAG))
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#define XS_SETERR(ccb, v) (ccb)->ccb_h.status &= ~CAM_STATUS_MASK, \
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(ccb)->ccb_h.status |= v, \
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(ccb)->ccb_h.spriv_field0 |= ISP_SPRIV_ERRSET
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# define HBA_NOERROR CAM_REQ_INPROG
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# define HBA_BOTCH CAM_UNREC_HBA_ERROR
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# define HBA_CMDTIMEOUT CAM_CMD_TIMEOUT
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# define HBA_SELTIMEOUT CAM_SEL_TIMEOUT
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# define HBA_TGTBSY CAM_SCSI_STATUS_ERROR
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# define HBA_BUSRESET CAM_SCSI_BUS_RESET
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# define HBA_ABORTED CAM_REQ_ABORTED
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# define HBA_DATAOVR CAM_DATA_RUN_ERR
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# define HBA_ARQFAIL CAM_AUTOSENSE_FAIL
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#define XS_ERR(ccb) ((ccb)->ccb_h.status & CAM_STATUS_MASK)
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#define XS_NOERR(ccb) \
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(((ccb)->ccb_h.spriv_field0 & ISP_SPRIV_ERRSET) == 0 || \
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((ccb)->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG)
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#define XS_INITERR(ccb) \
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XS_SETERR(ccb, CAM_REQ_INPROG), (ccb)->ccb_h.spriv_field0 = 0
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#define XS_SAVE_SENSE(xs, sense_ptr, sense_len) \
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(xs)->ccb_h.status |= CAM_AUTOSNS_VALID; \
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memcpy(&(xs)->sense_data, sense_ptr, imin(XS_SNSLEN(xs), sense_len))
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#define XS_SET_STATE_STAT(a, b, c)
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#define DEFAULT_IID(x) (isp)->isp_osinfo.default_id
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#define DEFAULT_LOOPID(x) (isp)->isp_osinfo.default_id
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#define DEFAULT_NODEWWN(isp) (isp)->isp_osinfo.default_node_wwn
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#define DEFAULT_PORTWWN(isp) (isp)->isp_osinfo.default_port_wwn
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#define ISP_NODEWWN(isp) FCPARAM(isp)->isp_wwnn_nvram
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#define ISP_PORTWWN(isp) FCPARAM(isp)->isp_wwpn_nvram
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#if BYTE_ORDER == BIG_ENDIAN
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#ifdef ISP_SBUS_SUPPORTED
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#define ISP_IOXPUT_8(isp, s, d) *(d) = s
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#define ISP_IOXPUT_16(isp, s, d) \
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*(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap16(s)
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#define ISP_IOXPUT_32(isp, s, d) \
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*(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap32(s)
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#define ISP_IOXGET_8(isp, s, d) d = (*((uint8_t *)s))
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#define ISP_IOXGET_16(isp, s, d) \
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d = (isp->isp_bustype == ISP_BT_SBUS)? \
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*((uint16_t *)s) : bswap16(*((uint16_t *)s))
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#define ISP_IOXGET_32(isp, s, d) \
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d = (isp->isp_bustype == ISP_BT_SBUS)? \
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*((uint32_t *)s) : bswap32(*((uint32_t *)s))
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#else /* ISP_SBUS_SUPPORTED */
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#define ISP_IOXPUT_8(isp, s, d) *(d) = s
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#define ISP_IOXPUT_16(isp, s, d) *(d) = bswap16(s)
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#define ISP_IOXPUT_32(isp, s, d) *(d) = bswap32(s)
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#define ISP_IOXGET_8(isp, s, d) d = (*((uint8_t *)s))
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#define ISP_IOXGET_16(isp, s, d) d = bswap16(*((uint16_t *)s))
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#define ISP_IOXGET_32(isp, s, d) d = bswap32(*((uint32_t *)s))
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#endif
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#define ISP_SWIZZLE_NVRAM_WORD(isp, rp) *rp = bswap16(*rp)
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#define ISP_IOZGET_8(isp, s, d) d = (*((uint8_t *)s))
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#define ISP_IOZGET_16(isp, s, d) d = (*((uint16_t *)s))
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#define ISP_IOZGET_32(isp, s, d) d = (*((uint32_t *)s))
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#define ISP_IOZPUT_8(isp, s, d) *(d) = s
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#define ISP_IOZPUT_16(isp, s, d) *(d) = s
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#define ISP_IOZPUT_32(isp, s, d) *(d) = s
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#else
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#define ISP_IOXPUT_8(isp, s, d) *(d) = s
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#define ISP_IOXPUT_16(isp, s, d) *(d) = s
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#define ISP_IOXPUT_32(isp, s, d) *(d) = s
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#define ISP_IOXGET_8(isp, s, d) d = *(s)
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#define ISP_IOXGET_16(isp, s, d) d = *(s)
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#define ISP_IOXGET_32(isp, s, d) d = *(s)
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#define ISP_SWIZZLE_NVRAM_WORD(isp, rp)
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#define ISP_IOZPUT_8(isp, s, d) *(d) = s
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#define ISP_IOZPUT_16(isp, s, d) *(d) = bswap16(s)
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#define ISP_IOZPUT_32(isp, s, d) *(d) = bswap32(s)
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#define ISP_IOZGET_8(isp, s, d) d = (*((uint8_t *)(s)))
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#define ISP_IOZGET_16(isp, s, d) d = bswap16(*((uint16_t *)(s)))
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#define ISP_IOZGET_32(isp, s, d) d = bswap32(*((uint32_t *)(s)))
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#endif
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/*
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* Includes of common header files
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*/
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#include <dev/isp/ispreg.h>
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#include <dev/isp/ispvar.h>
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#include <dev/isp/ispmbox.h>
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#ifdef ISP_TARGET_MODE
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#include <dev/isp/isp_tpublic.h>
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#endif
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/*
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* isp_osinfo definiitions && shorthand
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*/
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#define SIMQFRZ_RESOURCE 0x1
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#define SIMQFRZ_LOOPDOWN 0x2
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#define SIMQFRZ_TIMED 0x4
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#define isp_sim isp_osinfo.sim
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#define isp_path isp_osinfo.path
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#define isp_sim2 isp_osinfo.sim2
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#define isp_path2 isp_osinfo.path2
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#define isp_dev isp_osinfo.dev
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/*
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* prototypes for isp_pci && isp_freebsd to share
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*/
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extern void isp_attach(ispsoftc_t *);
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extern void isp_uninit(ispsoftc_t *);
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/*
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* driver global data
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*/
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extern int isp_announced;
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extern int isp_fabric_hysteresis;
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extern int isp_loop_down_limit;
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extern int isp_gone_device_time;
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extern int isp_quickboot_time;
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/*
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* Platform private flags
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*/
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#define ISP_SPRIV_ERRSET 0x1
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#define ISP_SPRIV_INWDOG 0x2
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#define ISP_SPRIV_GRACE 0x4
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#define ISP_SPRIV_DONE 0x8
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#define XS_CMD_S_WDOG(sccb) (sccb)->ccb_h.spriv_field0 |= ISP_SPRIV_INWDOG
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#define XS_CMD_C_WDOG(sccb) (sccb)->ccb_h.spriv_field0 &= ~ISP_SPRIV_INWDOG
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#define XS_CMD_WDOG_P(sccb) ((sccb)->ccb_h.spriv_field0 & ISP_SPRIV_INWDOG)
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#define XS_CMD_S_GRACE(sccb) (sccb)->ccb_h.spriv_field0 |= ISP_SPRIV_GRACE
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#define XS_CMD_C_GRACE(sccb) (sccb)->ccb_h.spriv_field0 &= ~ISP_SPRIV_GRACE
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#define XS_CMD_GRACE_P(sccb) ((sccb)->ccb_h.spriv_field0 & ISP_SPRIV_GRACE)
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#define XS_CMD_S_DONE(sccb) (sccb)->ccb_h.spriv_field0 |= ISP_SPRIV_DONE
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#define XS_CMD_C_DONE(sccb) (sccb)->ccb_h.spriv_field0 &= ~ISP_SPRIV_DONE
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#define XS_CMD_DONE_P(sccb) ((sccb)->ccb_h.spriv_field0 & ISP_SPRIV_DONE)
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#define XS_CMD_S_CLEAR(sccb) (sccb)->ccb_h.spriv_field0 = 0
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/*
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* Platform Library Functions
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*/
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void isp_prt(ispsoftc_t *, int level, const char *, ...) __printflike(3, 4);
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uint64_t isp_nanotime_sub(struct timespec *, struct timespec *);
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int isp_mbox_acquire(ispsoftc_t *);
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void isp_mbox_wait_complete(ispsoftc_t *, mbreg_t *);
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void isp_mbox_notify_done(ispsoftc_t *);
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void isp_mbox_release(ispsoftc_t *);
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int isp_mstohz(int);
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/*
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* Platform specific inline functions
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*/
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/*
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* ISP General Library functions
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*/
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#include <dev/isp/isp_library.h>
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#endif /* _ISP_FREEBSD_H */
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