975e1272a0
includes the upcoming Dell PERC6 series. Many thanks to LSI for contributing this code. Submitted by: LSI Approved by: re
398 lines
12 KiB
C
398 lines
12 KiB
C
/*-
|
|
* Copyright (c) 2006 IronPort Systems
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
/*-
|
|
* Copyright (c) 2007 LSI Corp.
|
|
* Copyright (c) 2007 Rajesh Prabhakaran.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef _MFIVAR_H
|
|
#define _MFIVAR_H
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include <sys/lock.h>
|
|
#include <sys/sx.h>
|
|
|
|
/*
|
|
* SCSI structures and definitions are used from here, but no linking
|
|
* requirements are made to CAM.
|
|
*/
|
|
#include <cam/scsi/scsi_all.h>
|
|
|
|
struct mfi_hwcomms {
|
|
uint32_t hw_pi;
|
|
uint32_t hw_ci;
|
|
uint32_t hw_reply_q[1];
|
|
};
|
|
|
|
struct mfi_softc;
|
|
struct disk;
|
|
struct ccb_hdr;
|
|
|
|
struct mfi_command {
|
|
TAILQ_ENTRY(mfi_command) cm_link;
|
|
time_t cm_timestamp;
|
|
struct mfi_softc *cm_sc;
|
|
union mfi_frame *cm_frame;
|
|
uint32_t cm_frame_busaddr;
|
|
struct mfi_sense *cm_sense;
|
|
uint32_t cm_sense_busaddr;
|
|
bus_dmamap_t cm_dmamap;
|
|
union mfi_sgl *cm_sg;
|
|
void *cm_data;
|
|
int cm_len;
|
|
int cm_total_frame_size;
|
|
int cm_extra_frames;
|
|
int cm_flags;
|
|
#define MFI_CMD_MAPPED (1<<0)
|
|
#define MFI_CMD_DATAIN (1<<1)
|
|
#define MFI_CMD_DATAOUT (1<<2)
|
|
#define MFI_CMD_COMPLETED (1<<3)
|
|
#define MFI_CMD_POLLED (1<<4)
|
|
#define MFI_ON_MFIQ_FREE (1<<5)
|
|
#define MFI_ON_MFIQ_READY (1<<6)
|
|
#define MFI_ON_MFIQ_BUSY (1<<7)
|
|
#define MFI_ON_MFIQ_MASK ((1<<5)|(1<<6)|(1<<7))
|
|
int cm_aen_abort;
|
|
void (* cm_complete)(struct mfi_command *cm);
|
|
void *cm_private;
|
|
int cm_index;
|
|
int cm_error;
|
|
};
|
|
|
|
struct mfi_disk {
|
|
TAILQ_ENTRY(mfi_disk) ld_link;
|
|
device_t ld_dev;
|
|
int ld_id;
|
|
int ld_unit;
|
|
struct mfi_softc *ld_controller;
|
|
struct mfi_ld_info *ld_info;
|
|
struct disk *ld_disk;
|
|
int ld_flags;
|
|
#define MFI_DISK_FLAGS_OPEN 0x01
|
|
#define MFI_DISK_FLAGS_DISABLED 0x02
|
|
};
|
|
|
|
struct mfi_aen {
|
|
TAILQ_ENTRY(mfi_aen) aen_link;
|
|
struct proc *p;
|
|
};
|
|
|
|
struct mfi_softc {
|
|
device_t mfi_dev;
|
|
int mfi_flags;
|
|
#define MFI_FLAGS_SG64 (1<<0)
|
|
#define MFI_FLAGS_QFRZN (1<<1)
|
|
#define MFI_FLAGS_OPEN (1<<2)
|
|
#define MFI_FLAGS_STOP (1<<3)
|
|
#define MFI_FLAGS_1064R (1<<4)
|
|
#define MFI_FLAGS_1078 (1<<5)
|
|
|
|
struct mfi_hwcomms *mfi_comms;
|
|
TAILQ_HEAD(,mfi_command) mfi_free;
|
|
TAILQ_HEAD(,mfi_command) mfi_ready;
|
|
TAILQ_HEAD(,mfi_command) mfi_busy;
|
|
struct bio_queue_head mfi_bioq;
|
|
struct mfi_qstat mfi_qstat[MFIQ_COUNT];
|
|
|
|
struct resource *mfi_regs_resource;
|
|
bus_space_handle_t mfi_bhandle;
|
|
bus_space_tag_t mfi_btag;
|
|
int mfi_regs_rid;
|
|
|
|
bus_dma_tag_t mfi_parent_dmat;
|
|
bus_dma_tag_t mfi_buffer_dmat;
|
|
|
|
bus_dma_tag_t mfi_comms_dmat;
|
|
bus_dmamap_t mfi_comms_dmamap;
|
|
uint32_t mfi_comms_busaddr;
|
|
|
|
bus_dma_tag_t mfi_frames_dmat;
|
|
bus_dmamap_t mfi_frames_dmamap;
|
|
uint32_t mfi_frames_busaddr;
|
|
union mfi_frame *mfi_frames;
|
|
|
|
TAILQ_HEAD(,mfi_aen) mfi_aen_pids;
|
|
struct mfi_command *mfi_aen_cm;
|
|
uint32_t mfi_aen_triggered;
|
|
uint32_t mfi_poll_waiting;
|
|
struct selinfo mfi_select;
|
|
int mfi_delete_busy_volumes;
|
|
int mfi_keep_deleted_volumes;
|
|
int mfi_detaching;
|
|
|
|
bus_dma_tag_t mfi_sense_dmat;
|
|
bus_dmamap_t mfi_sense_dmamap;
|
|
uint32_t mfi_sense_busaddr;
|
|
struct mfi_sense *mfi_sense;
|
|
|
|
struct resource *mfi_irq;
|
|
void *mfi_intr;
|
|
int mfi_irq_rid;
|
|
|
|
struct intr_config_hook mfi_ich;
|
|
eventhandler_tag eh;
|
|
|
|
/*
|
|
* Allocation for the command array. Used as an indexable array to
|
|
* recover completed commands.
|
|
*/
|
|
struct mfi_command *mfi_commands;
|
|
/*
|
|
* How many commands were actually allocated
|
|
*/
|
|
int mfi_total_cmds;
|
|
/*
|
|
* How many commands the firmware can handle. Also how big the reply
|
|
* queue is, minus 1.
|
|
*/
|
|
int mfi_max_fw_cmds;
|
|
/*
|
|
* How many S/G elements we'll ever actually use
|
|
*/
|
|
int mfi_max_sge;
|
|
/*
|
|
* How many bytes a compound frame is, including all of the extra frames
|
|
* that are used for S/G elements.
|
|
*/
|
|
int mfi_cmd_size;
|
|
/*
|
|
* How large an S/G element is. Used to calculate the number of single
|
|
* frames in a command.
|
|
*/
|
|
int mfi_sge_size;
|
|
/*
|
|
* Max number of sectors that the firmware allows
|
|
*/
|
|
uint32_t mfi_max_io;
|
|
|
|
TAILQ_HEAD(,mfi_disk) mfi_ld_tqh;
|
|
eventhandler_tag mfi_eh;
|
|
struct cdev *mfi_cdev;
|
|
|
|
TAILQ_HEAD(, ccb_hdr) mfi_cam_ccbq;
|
|
struct mfi_command * (* mfi_cam_start)(void *);
|
|
struct callout mfi_watchdog_callout;
|
|
struct mtx mfi_io_lock;
|
|
struct sx mfi_config_lock;
|
|
|
|
/* Controller type specific interfaces */
|
|
void (*mfi_enable_intr)(struct mfi_softc *sc);
|
|
int32_t (*mfi_read_fw_status)(struct mfi_softc *sc);
|
|
int (*mfi_check_clear_intr)(struct mfi_softc *sc);
|
|
void (*mfi_issue_cmd)(struct mfi_softc *sc,uint32_t bus_add,uint32_t frame_cnt);
|
|
};
|
|
|
|
extern int mfi_attach(struct mfi_softc *);
|
|
extern void mfi_free(struct mfi_softc *);
|
|
extern int mfi_shutdown(struct mfi_softc *);
|
|
extern void mfi_startio(struct mfi_softc *);
|
|
extern void mfi_disk_complete(struct bio *);
|
|
extern int mfi_disk_disable(struct mfi_disk *);
|
|
extern void mfi_disk_enable(struct mfi_disk *);
|
|
extern int mfi_dump_blocks(struct mfi_softc *, int id, uint64_t, void *, int);
|
|
|
|
#define MFIQ_ADD(sc, qname) \
|
|
do { \
|
|
struct mfi_qstat *qs; \
|
|
\
|
|
qs = &(sc)->mfi_qstat[qname]; \
|
|
qs->q_length++; \
|
|
if (qs->q_length > qs->q_max) \
|
|
qs->q_max = qs->q_length; \
|
|
} while (0)
|
|
|
|
#define MFIQ_REMOVE(sc, qname) (sc)->mfi_qstat[qname].q_length--
|
|
|
|
#define MFIQ_INIT(sc, qname) \
|
|
do { \
|
|
sc->mfi_qstat[qname].q_length = 0; \
|
|
sc->mfi_qstat[qname].q_max = 0; \
|
|
} while (0)
|
|
|
|
#define MFIQ_COMMAND_QUEUE(name, index) \
|
|
static __inline void \
|
|
mfi_initq_ ## name (struct mfi_softc *sc) \
|
|
{ \
|
|
TAILQ_INIT(&sc->mfi_ ## name); \
|
|
MFIQ_INIT(sc, index); \
|
|
} \
|
|
static __inline void \
|
|
mfi_enqueue_ ## name (struct mfi_command *cm) \
|
|
{ \
|
|
if ((cm->cm_flags & MFI_ON_MFIQ_MASK) != 0) { \
|
|
printf("command %p is on another queue, " \
|
|
"flags = %#x\n", cm, cm->cm_flags); \
|
|
panic("command is on another queue"); \
|
|
} \
|
|
TAILQ_INSERT_TAIL(&cm->cm_sc->mfi_ ## name, cm, cm_link); \
|
|
cm->cm_flags |= MFI_ON_ ## index; \
|
|
MFIQ_ADD(cm->cm_sc, index); \
|
|
} \
|
|
static __inline void \
|
|
mfi_requeue_ ## name (struct mfi_command *cm) \
|
|
{ \
|
|
if ((cm->cm_flags & MFI_ON_MFIQ_MASK) != 0) { \
|
|
printf("command %p is on another queue, " \
|
|
"flags = %#x\n", cm, cm->cm_flags); \
|
|
panic("command is on another queue"); \
|
|
} \
|
|
TAILQ_INSERT_HEAD(&cm->cm_sc->mfi_ ## name, cm, cm_link); \
|
|
cm->cm_flags |= MFI_ON_ ## index; \
|
|
MFIQ_ADD(cm->cm_sc, index); \
|
|
} \
|
|
static __inline struct mfi_command * \
|
|
mfi_dequeue_ ## name (struct mfi_softc *sc) \
|
|
{ \
|
|
struct mfi_command *cm; \
|
|
\
|
|
if ((cm = TAILQ_FIRST(&sc->mfi_ ## name)) != NULL) { \
|
|
if ((cm->cm_flags & MFI_ON_ ## index) == 0) { \
|
|
printf("command %p not in queue, " \
|
|
"flags = %#x, bit = %#x\n", cm, \
|
|
cm->cm_flags, MFI_ON_ ## index); \
|
|
panic("command not in queue"); \
|
|
} \
|
|
TAILQ_REMOVE(&sc->mfi_ ## name, cm, cm_link); \
|
|
cm->cm_flags &= ~MFI_ON_ ## index; \
|
|
MFIQ_REMOVE(sc, index); \
|
|
} \
|
|
return (cm); \
|
|
} \
|
|
static __inline void \
|
|
mfi_remove_ ## name (struct mfi_command *cm) \
|
|
{ \
|
|
if ((cm->cm_flags & MFI_ON_ ## index) == 0) { \
|
|
printf("command %p not in queue, flags = %#x, " \
|
|
"bit = %#x\n", cm, cm->cm_flags, \
|
|
MFI_ON_ ## index); \
|
|
panic("command not in queue"); \
|
|
} \
|
|
TAILQ_REMOVE(&cm->cm_sc->mfi_ ## name, cm, cm_link); \
|
|
cm->cm_flags &= ~MFI_ON_ ## index; \
|
|
MFIQ_REMOVE(cm->cm_sc, index); \
|
|
} \
|
|
struct hack
|
|
|
|
MFIQ_COMMAND_QUEUE(free, MFIQ_FREE);
|
|
MFIQ_COMMAND_QUEUE(ready, MFIQ_READY);
|
|
MFIQ_COMMAND_QUEUE(busy, MFIQ_BUSY);
|
|
|
|
static __inline void
|
|
mfi_initq_bio(struct mfi_softc *sc)
|
|
{
|
|
bioq_init(&sc->mfi_bioq);
|
|
MFIQ_INIT(sc, MFIQ_BIO);
|
|
}
|
|
|
|
static __inline void
|
|
mfi_enqueue_bio(struct mfi_softc *sc, struct bio *bp)
|
|
{
|
|
bioq_insert_tail(&sc->mfi_bioq, bp);
|
|
MFIQ_ADD(sc, MFIQ_BIO);
|
|
}
|
|
|
|
static __inline struct bio *
|
|
mfi_dequeue_bio(struct mfi_softc *sc)
|
|
{
|
|
struct bio *bp;
|
|
|
|
if ((bp = bioq_first(&sc->mfi_bioq)) != NULL) {
|
|
bioq_remove(&sc->mfi_bioq, bp);
|
|
MFIQ_REMOVE(sc, MFIQ_BIO);
|
|
}
|
|
return (bp);
|
|
}
|
|
|
|
static __inline void
|
|
mfi_print_sense(struct mfi_softc *sc, void *sense)
|
|
{
|
|
int error, key, asc, ascq;
|
|
|
|
scsi_extract_sense((struct scsi_sense_data *)sense,
|
|
&error, &key, &asc, &ascq);
|
|
device_printf(sc->mfi_dev, "sense error %d, sense_key %d, "
|
|
"asc %d, ascq %d\n", error, key, asc, ascq);
|
|
}
|
|
|
|
|
|
#define MFI_WRITE4(sc, reg, val) bus_space_write_4((sc)->mfi_btag, \
|
|
sc->mfi_bhandle, (reg), (val))
|
|
#define MFI_READ4(sc, reg) bus_space_read_4((sc)->mfi_btag, \
|
|
(sc)->mfi_bhandle, (reg))
|
|
#define MFI_WRITE2(sc, reg, val) bus_space_write_2((sc)->mfi_btag, \
|
|
sc->mfi_bhandle, (reg), (val))
|
|
#define MFI_READ2(sc, reg) bus_space_read_2((sc)->mfi_btag, \
|
|
(sc)->mfi_bhandle, (reg))
|
|
#define MFI_WRITE1(sc, reg, val) bus_space_write_1((sc)->mfi_btag, \
|
|
sc->mfi_bhandle, (reg), (val))
|
|
#define MFI_READ1(sc, reg) bus_space_read_1((sc)->mfi_btag, \
|
|
(sc)->mfi_bhandle, (reg))
|
|
|
|
MALLOC_DECLARE(M_MFIBUF);
|
|
|
|
#define MFI_CMD_TIMEOUT 30
|
|
|
|
#ifdef MFI_DEBUG
|
|
extern void mfi_print_cmd(struct mfi_command *cm);
|
|
extern void mfi_dump_cmds(struct mfi_softc *sc);
|
|
extern void mfi_validate_sg(struct mfi_softc *, struct mfi_command *, const char *, int );
|
|
#define MFI_PRINT_CMD(cm) mfi_print_cmd(cm)
|
|
#define MFI_DUMP_CMDS(sc) mfi_dump_cmds(sc)
|
|
#define MFI_VALIDATE_CMD(sc, cm) mfi_validate_sg(sc, cm, __FUNCTION__, __LINE__)
|
|
#else
|
|
#define MFI_PRINT_CMD(cm)
|
|
#define MFI_DUMP_CMDS(sc)
|
|
#define MFI_VALIDATE_CMD(sc, cm)
|
|
#endif
|
|
|
|
extern void mfi_release_command(struct mfi_command *cm);
|
|
|
|
#endif /* _MFIVAR_H */
|