| Current Path : /sys/amd64/compile/hs32/modules/usr/src/sys/modules/ixgb/@/dev/mfi/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/ixgb/@/dev/mfi/mfivar.h |
/*-
* 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: release/9.1.0/sys/dev/mfi/mfivar.h 235525 2012-05-16 22:19:22Z sbruno $");
#include <sys/lock.h>
#include <sys/sx.h>
#include <sys/types.h>
#include <sys/taskqueue.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];
};
#define MEGASAS_MAX_NAME 32
#define MEGASAS_VERSION "4.23"
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;
bus_addr_t cm_frame_busaddr;
struct mfi_sense *cm_sense;
bus_addr_t cm_sense_busaddr;
bus_dmamap_t cm_dmamap;
union mfi_sgl *cm_sg;
void *cm_data;
int cm_len;
int cm_stp_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))
#define MFI_CMD_SCSI (1<<8)
uint8_t retry_for_fw_reset;
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_disk_pending {
TAILQ_ENTRY(mfi_disk_pending) ld_link;
int ld_id;
};
struct mfi_system_pd {
TAILQ_ENTRY(mfi_system_pd) pd_link;
device_t pd_dev;
int pd_id;
int pd_unit;
struct mfi_softc *pd_controller;
struct mfi_pd_info *pd_info;
struct disk *pd_disk;
int pd_flags;
};
struct mfi_system_pending {
TAILQ_ENTRY(mfi_system_pending) pd_link;
int pd_id;
};
struct mfi_evt_queue_elm {
TAILQ_ENTRY(mfi_evt_queue_elm) link;
struct mfi_evt_detail detail;
};
struct mfi_aen {
TAILQ_ENTRY(mfi_aen) aen_link;
struct proc *p;
};
struct mfi_skinny_dma_info {
bus_dma_tag_t dmat[514];
bus_dmamap_t dmamap[514];
uint32_t mem[514];
int noofmaps;
};
struct megasas_sge
{
bus_addr_t phys_addr;
uint32_t length;
};
struct mfi_cmd_tbolt;
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)
#define MFI_FLAGS_GEN2 (1<<6)
#define MFI_FLAGS_SKINNY (1<<7)
#define MFI_FLAGS_TBOLT (1<<8)
// Start: LSIP200113393
bus_dma_tag_t verbuf_h_dmat;
bus_dmamap_t verbuf_h_dmamap;
bus_addr_t verbuf_h_busaddr;
uint32_t *verbuf;
void *kbuff_arr[MAX_IOCTL_SGE];
bus_dma_tag_t mfi_kbuff_arr_dmat[2];
bus_dmamap_t mfi_kbuff_arr_dmamap[2];
bus_addr_t mfi_kbuff_arr_busaddr[2];
struct mfi_hwcomms *mfi_comms;
TAILQ_HEAD(,mfi_command) mfi_free;
TAILQ_HEAD(,mfi_command) mfi_ready;
TAILQ_HEAD(BUSYQ,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;
bus_addr_t mfi_comms_busaddr;
bus_dma_tag_t mfi_frames_dmat;
bus_dmamap_t mfi_frames_dmamap;
bus_addr_t mfi_frames_busaddr;
union mfi_frame *mfi_frames;
bus_dma_tag_t mfi_tb_init_dmat;
bus_dmamap_t mfi_tb_init_dmamap;
bus_addr_t mfi_tb_init_busaddr;
bus_addr_t mfi_tb_ioc_init_busaddr;
union mfi_frame *mfi_tb_init;
TAILQ_HEAD(,mfi_evt_queue_elm) mfi_evt_queue;
struct task mfi_evt_task;
struct task mfi_map_sync_task;
TAILQ_HEAD(,mfi_aen) mfi_aen_pids;
struct mfi_command *mfi_aen_cm;
struct mfi_command *mfi_skinny_cm;
struct mfi_command *mfi_map_sync_cm;
int cm_aen_abort;
int cm_map_abort;
uint32_t mfi_aen_triggered;
uint32_t mfi_poll_waiting;
uint32_t mfi_boot_seq_num;
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;
bus_addr_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;
/* OCR flags */
uint8_t adpreset;
uint8_t issuepend_done;
uint8_t disableOnlineCtrlReset;
uint32_t mfiStatus;
uint32_t last_seq_num;
uint32_t volatile hw_crit_error;
/*
* 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;
TAILQ_HEAD(,mfi_system_pd) mfi_syspd_tqh;
TAILQ_HEAD(,mfi_disk_pending) mfi_ld_pend_tqh;
TAILQ_HEAD(,mfi_system_pending) mfi_syspd_pend_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);
void (*mfi_disable_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, bus_addr_t bus_add,
uint32_t frame_cnt);
int (*mfi_adp_reset)(struct mfi_softc *sc);
int (*mfi_adp_check_reset)(struct mfi_softc *sc);
void (*mfi_intr_ptr)(void *sc);
/* ThunderBolt */
uint32_t mfi_tbolt;
uint32_t MFA_enabled;
/* Single Reply structure size */
uint16_t reply_size;
/* Singler message size. */
uint16_t raid_io_msg_size;
TAILQ_HEAD(TB, mfi_cmd_tbolt) mfi_cmd_tbolt_tqh;
/* ThunderBolt base contiguous memory mapping. */
bus_dma_tag_t mfi_tb_dmat;
bus_dmamap_t mfi_tb_dmamap;
bus_addr_t mfi_tb_busaddr;
/* ThunderBolt Contiguous DMA memory Mapping */
uint8_t * request_message_pool;
uint8_t * request_message_pool_align;
uint8_t * request_desc_pool;
bus_addr_t request_msg_busaddr;
bus_addr_t reply_frame_busaddr;
bus_addr_t sg_frame_busaddr;
/* ThunderBolt IOC Init Descriptor */
bus_dma_tag_t mfi_tb_ioc_init_dmat;
bus_dmamap_t mfi_tb_ioc_init_dmamap;
uint8_t * mfi_tb_ioc_init_desc;
struct mfi_cmd_tbolt **mfi_cmd_pool_tbolt;
/* Virtual address of reply Frame Pool */
struct mfi_mpi2_reply_header* reply_frame_pool;
struct mfi_mpi2_reply_header* reply_frame_pool_align;
/* Last reply frame address */
uint8_t * reply_pool_limit;
uint16_t last_reply_idx;
uint8_t max_SGEs_in_chain_message;
uint8_t max_SGEs_in_main_message;
uint8_t chain_offset_value_for_main_message;
uint8_t chain_offset_value_for_mpt_ptmsg;
};
union desc_value {
uint64_t word;
struct {
uint32_t low;
uint32_t high;
}u;
};
// TODO find the right definition
#define XXX_MFI_CMD_OP_INIT2 0x9
/*
* Request descriptor types
*/
#define MFI_REQ_DESCRIPT_FLAGS_LD_IO 0x7
#define MFI_REQ_DESCRIPT_FLAGS_MFA 0x1
#define MFI_REQ_DESCRIPT_FLAGS_TYPE_SHIFT 0x1
#define MFI_FUSION_FP_DEFAULT_TIMEOUT 0x14
#define MFI_LOAD_BALANCE_FLAG 0x1
#define MFI_DCMD_MBOX_PEND_FLAG 0x1
//#define MR_PROT_INFO_TYPE_CONTROLLER 0x08
#define MEGASAS_SCSI_VARIABLE_LENGTH_CMD 0x7f
#define MEGASAS_SCSI_SERVICE_ACTION_READ32 0x9
#define MEGASAS_SCSI_SERVICE_ACTION_WRITE32 0xB
#define MEGASAS_SCSI_ADDL_CDB_LEN 0x18
#define MEGASAS_RD_WR_PROTECT_CHECK_ALL 0x20
#define MEGASAS_RD_WR_PROTECT_CHECK_NONE 0x60
#define MEGASAS_EEDPBLOCKSIZE 512
struct mfi_cmd_tbolt {
union mfi_mpi2_request_descriptor *request_desc;
struct mfi_mpi2_request_raid_scsi_io *io_request;
bus_addr_t io_request_phys_addr;
bus_addr_t sg_frame_phys_addr;
bus_addr_t sense_phys_addr;
MPI2_SGE_IO_UNION *sg_frame;
uint8_t *sense;
TAILQ_ENTRY(mfi_cmd_tbolt) next;
/*
* Context for a MFI frame.
* Used to get the mfi cmd from list when a MFI cmd is completed
*/
uint32_t sync_cmd_idx;
uint16_t index;
uint8_t status;
};
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);
extern int mfi_syspd_disable(struct mfi_system_pd *);
extern void mfi_syspd_enable(struct mfi_system_pd *);
extern int mfi_dump_syspd_blocks(struct mfi_softc *, int id, uint64_t, void *,
int);
extern int mfi_transition_firmware(struct mfi_softc *sc);
extern int mfi_aen_setup(struct mfi_softc *sc, uint32_t seq_start);
extern void mfi_complete(struct mfi_softc *sc, struct mfi_command *cm);
extern int mfi_mapcmd(struct mfi_softc *sc,struct mfi_command *cm);
extern int mfi_wait_command(struct mfi_softc *sc, struct mfi_command *cm);
extern void mfi_tbolt_enable_intr_ppc(struct mfi_softc *);
extern void mfi_tbolt_disable_intr_ppc(struct mfi_softc *);
extern int32_t mfi_tbolt_read_fw_status_ppc(struct mfi_softc *);
extern int32_t mfi_tbolt_check_clear_intr_ppc(struct mfi_softc *);
extern void mfi_tbolt_issue_cmd_ppc(struct mfi_softc *, bus_addr_t, uint32_t);
extern void mfi_tbolt_init_globals(struct mfi_softc*);
extern uint32_t mfi_tbolt_get_memory_requirement(struct mfi_softc *);
extern int mfi_tbolt_init_desc_pool(struct mfi_softc *, uint8_t *, uint32_t);
extern int mfi_tbolt_init_MFI_queue(struct mfi_softc *);
extern void mfi_intr_tbolt(void *arg);
extern int mfi_tbolt_alloc_cmd(struct mfi_softc *sc);
extern int mfi_tbolt_send_frame(struct mfi_softc *sc, struct mfi_command *cm);
extern int mfi_tbolt_adp_reset(struct mfi_softc *sc);
extern int mfi_tbolt_reset(struct mfi_softc *sc);
extern void mfi_tbolt_sync_map_info(struct mfi_softc *sc);
extern void mfi_handle_map_sync(void *context, int pending);
extern int mfi_dcmd_command(struct mfi_softc *, struct mfi_command **,
uint32_t, void **, size_t);
extern int mfi_build_cdb(int, uint8_t, u_int64_t, u_int32_t, uint8_t *);
#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);
}
/*
* This is from the original scsi_extract_sense() in CAM. It's copied
* here because CAM now uses a non-inline version that follows more complex
* additions to the SPC spec, and we don't want to force a dependency on
* the CAM module for such a trivial action.
*/
static __inline void
mfi_extract_sense(struct scsi_sense_data_fixed *sense,
int *error_code, int *sense_key, int *asc, int *ascq)
{
*error_code = sense->error_code & SSD_ERRCODE;
*sense_key = sense->flags & SSD_KEY;
*asc = (sense->extra_len >= 5) ? sense->add_sense_code : 0;
*ascq = (sense->extra_len >= 6) ? sense->add_sense_code_qual : 0;
}
static __inline void
mfi_print_sense(struct mfi_softc *sc, void *sense)
{
int error, key, asc, ascq;
mfi_extract_sense((struct scsi_sense_data_fixed *)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);
SYSCTL_DECL(_hw_mfi);
#define MFI_RESET_WAIT_TIME 180
#define MFI_CMD_TIMEOUT 30
#define MFI_SYS_PD_IO 0
#define MFI_LD_IO 1
#define MFI_SKINNY_MEMORY 0x02000000
#define MFI_MAXPHYS (128 * 1024)
#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 */