495 lines
14 KiB
C
495 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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* Copyright (c) 1997, 1998, 1999, 2000, 2001, 2002 by Matthew Jacob
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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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#define ISP_PLATFORM_VERSION_MAJOR 5
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#define ISP_PLATFORM_VERSION_MINOR 9
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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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#include <sys/kernel.h>
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#include <sys/queue.h>
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#include <sys/lock.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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#include <sys/proc.h>
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#include <sys/bus.h>
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#include <machine/bus_memio.h>
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#include <machine/bus_pio.h>
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#include <machine/bus.h>
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#include <machine/clock.h>
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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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#ifdef PAE
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#define ISP_DAC_SUPPORTED 1
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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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#if _MACHINE_ARCH == 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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#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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typedef void ispfwfunc(int, int, int, u_int16_t **);
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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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u_int32_t orig_datalen;
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u_int32_t bytes_xfered;
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u_int32_t last_xframt;
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u_int32_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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u_int32_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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u_int64_t default_port_wwn;
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u_int64_t default_node_wwn;
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u_int32_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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u_int8_t : 1,
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fcbsy : 1,
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ktmature : 1,
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mboxwaiting : 1,
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intsok : 1,
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simqfrozen : 3;
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struct mtx lock;
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struct cv kthread_cv;
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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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u_int8_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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#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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#endif
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/*
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* Required Macros/Defines
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*/
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#define INLINE __inline
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#define ISP2100_SCRLEN 0x800
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#define MEMZERO bzero
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#define MEMCPY(dst, src, amt) bcopy((src), (dst), (amt))
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#define SNPRINTF snprintf
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#define USEC_DELAY DELAY
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#define USEC_SLEEP(isp, x) \
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if (isp->isp_osinfo.intsok) \
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ISP_UNLOCK(isp); \
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DELAY(x); \
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if (isp->isp_osinfo.intsok) \
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ISP_LOCK(isp)
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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 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)
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#define MBOX_WAIT_COMPLETE isp_mbox_wait_complete
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#define MBOX_NOTIFY_COMPLETE(isp) \
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if (isp->isp_osinfo.mboxwaiting) { \
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isp->isp_osinfo.mboxwaiting = 0; \
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wakeup(&isp->isp_mbxworkp); \
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} \
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isp->isp_mboxbsy = 0
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#define MBOX_RELEASE(isp)
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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_ISP(ccb) ((struct ispsoftc *) (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, sp) \
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(xs)->ccb_h.status |= CAM_AUTOSNS_VALID, \
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bcopy(sp->req_sense_data, &(xs)->sense_data, \
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imin(XS_SNSLEN(xs), sp->req_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_nodewwn
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#define ISP_PORTWWN(isp) FCPARAM(isp)->isp_portwwn
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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 = (*((u_int8_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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*((u_int16_t *)s) : bswap16(*((u_int16_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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*((u_int32_t *)s) : bswap32(*((u_int32_t *)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) = 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 = (*((u_int8_t *)s))
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#define ISP_IOXGET_16(isp, s, d) d = bswap16(*((u_int16_t *)s))
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#define ISP_IOXGET_32(isp, s, d) d = bswap32(*((u_int32_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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#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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#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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/*
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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(struct ispsoftc *);
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extern void isp_uninit(struct ispsoftc *);
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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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/*
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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 specific inline functions
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*/
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static INLINE void isp_mbox_wait_complete(struct ispsoftc *);
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static INLINE void
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isp_mbox_wait_complete(struct ispsoftc *isp)
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{
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if (isp->isp_osinfo.intsok) {
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int lim = ((isp->isp_mbxwrk0)? 120 : 20) * hz;
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isp->isp_osinfo.mboxwaiting = 1;
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#ifdef ISP_SMPLOCK
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(void) msleep(&isp->isp_mbxworkp,
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&isp->isp_lock, PRIBIO, "isp_mboxwaiting", lim);
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#else
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(void) tsleep(&isp->isp_mbxworkp,
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PRIBIO, "isp_mboxwaiting", lim);
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#endif
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if (isp->isp_mboxbsy != 0) {
|
|
isp_prt(isp, ISP_LOGWARN,
|
|
"Interrupting Mailbox Command (0x%x) Timeout",
|
|
isp->isp_lastmbxcmd);
|
|
isp->isp_mboxbsy = 0;
|
|
}
|
|
isp->isp_osinfo.mboxwaiting = 0;
|
|
} else {
|
|
int lim = ((isp->isp_mbxwrk0)? 240 : 60) * 10000;
|
|
int j;
|
|
for (j = 0; j < lim; j++) {
|
|
u_int16_t isr, sema, mbox;
|
|
if (isp->isp_mboxbsy == 0) {
|
|
break;
|
|
}
|
|
if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) {
|
|
isp_intr(isp, isr, sema, mbox);
|
|
if (isp->isp_mboxbsy == 0) {
|
|
break;
|
|
}
|
|
}
|
|
USEC_DELAY(500);
|
|
}
|
|
if (isp->isp_mboxbsy != 0) {
|
|
isp_prt(isp, ISP_LOGWARN,
|
|
"Polled Mailbox Command (0x%x) Timeout",
|
|
isp->isp_lastmbxcmd);
|
|
}
|
|
}
|
|
}
|
|
|
|
static INLINE u_int64_t nanotime_sub(struct timespec *, struct timespec *);
|
|
static INLINE u_int64_t
|
|
nanotime_sub(struct timespec *b, struct timespec *a)
|
|
{
|
|
u_int64_t elapsed;
|
|
struct timespec x = *b;
|
|
timespecsub(&x, a);
|
|
elapsed = GET_NANOSEC(&x);
|
|
if (elapsed == 0)
|
|
elapsed++;
|
|
return (elapsed);
|
|
}
|
|
|
|
static INLINE char *strncat(char *, const char *, size_t);
|
|
static INLINE char *
|
|
strncat(char *d, const char *s, size_t c)
|
|
{
|
|
char *t = d;
|
|
|
|
if (c) {
|
|
while (*d)
|
|
d++;
|
|
while ((*d++ = *s++)) {
|
|
if (--c == 0) {
|
|
*d = '\0';
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return (t);
|
|
}
|
|
|
|
/*
|
|
* Common inline functions
|
|
*/
|
|
|
|
#include <dev/isp/isp_inline.h>
|
|
#endif /* _ISP_FREEBSD_H */
|