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freebsd-skq/sys/dev/ips/ips.h

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/*-
* Copyright (c) 2002 Adaptec Inc.
* All rights reserved.
*
* Written by: David Jeffery
*
* 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.
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/bus.h>
#include <sys/conf.h>
#include <sys/types.h>
#include <sys/queue.h>
#include <sys/bio.h>
#include <sys/malloc.h>
#include <sys/mutex.h>
#include <sys/sema.h>
#include <sys/time.h>
#include <machine/bus_memio.h>
#include <machine/bus.h>
#include <sys/rman.h>
#include <machine/resource.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
/*
* IPS CONSTANTS
*/
#define IPS_VENDOR_ID 0x1014
#define IPS_VENDOR_ID_ADAPTEC 0x9005
#define IPS_MORPHEUS_DEVICE_ID 0x01BD
#define IPS_COPPERHEAD_DEVICE_ID 0x002E
#define IPS_MARCO_DEVICE_ID 0x0250
#define IPS_CSL 0xff
#define IPS_POCL 0x30
/* amounts of memory to allocate for certain commands */
#define IPS_ADAPTER_INFO_LEN (sizeof(ips_adapter_info_t))
#define IPS_DRIVE_INFO_LEN (sizeof(ips_drive_info_t))
#define IPS_COMMAND_LEN 24
#define IPS_MAX_SG_LEN (sizeof(ips_sg_element_t) * IPS_MAX_SG_ELEMENTS)
#define IPS_NVRAM_PAGE_SIZE 128
/* various flags */
#define IPS_NOWAIT_FLAG 1
/* states for the card to be in */
#define IPS_DEV_OPEN 0x01
#define IPS_TIMEOUT 0x02 /* command time out, need reset */
#define IPS_OFFLINE 0x04 /* can't reset card/card failure */
/* max number of commands set to something low for now */
#define IPS_MAX_CMD_NUM 128
#define IPS_MAX_NUM_DRIVES 8
#define IPS_MAX_SG_ELEMENTS 32
#define IPS_MAX_IOBUF_SIZE (64 * 1024)
#define IPS_BLKSIZE 512
/* logical drive states */
#define IPS_LD_OFFLINE 0x02
#define IPS_LD_OKAY 0x03
#define IPS_LD_DEGRADED 0x04
#define IPS_LD_FREE 0x00
#define IPS_LD_SYS 0x06
#define IPS_LD_CRS 0x24
/* register offsets */
#define MORPHEUS_REG_OMR0 0x0018 /* Outbound Msg. Reg. 0 */
#define MORPHEUS_REG_OMR1 0x001C /* Outbound Msg. Reg. 1 */
#define MORPHEUS_REG_IDR 0x0020 /* Inbound Doorbell Reg. */
#define MORPHEUS_REG_IISR 0x0024 /* Inbound IRQ Status Reg. */
#define MORPHEUS_REG_IIMR 0x0028 /* Inbound IRQ Mask Reg. */
#define MORPHEUS_REG_OISR 0x0030 /* Outbound IRQ Status Reg. */
#define MORPHEUS_REG_OIMR 0x0034 /* Outbound IRQ Status Reg. */
#define MORPHEUS_REG_IQPR 0x0040 /* Inbound Queue Port Reg. */
#define MORPHEUS_REG_OQPR 0x0044 /* Outbound Queue Port Reg. */
#define COPPER_REG_SCPR 0x05 /* Subsystem Ctrl. Port Reg. */
#define COPPER_REG_ISPR 0x06 /* IRQ Status Port Reg. */
#define COPPER_REG_CBSP 0x07 /* ? Reg. */
#define COPPER_REG_HISR 0x08 /* Host IRQ Status Reg. */
#define COPPER_REG_CCSAR 0x10 /* Cmd. Channel Sys Addr Reg.*/
#define COPPER_REG_CCCR 0x14 /* Cmd. Channel Ctrl. Reg. */
#define COPPER_REG_SQHR 0x20 /* Status Queue Head Reg. */
#define COPPER_REG_SQTR 0x24 /* Status Queue Tail Reg. */
#define COPPER_REG_SQER 0x28 /* Status Queue End Reg. */
#define COPPER_REG_SQSR 0x2C /* Status Queue Start Reg. */
/* bit definitions */
#define MORPHEUS_BIT_POST1 0x01
#define MORPHEUS_BIT_POST2 0x02
#define MORPHEUS_BIT_CMD_IRQ 0x08
#define COPPER_CMD_START 0x101A
#define COPPER_SEM_BIT 0x08
#define COPPER_EI_BIT 0x80
#define COPPER_EBM_BIT 0x02
#define COPPER_RESET_BIT 0x80
#define COPPER_GHI_BIT 0x04
#define COPPER_SCE_BIT 0x01
#define COPPER_OP_BIT 0x01
#define COPPER_ILE_BIT 0x10
/* status defines */
#define IPS_POST1_OK 0x8000
#define IPS_POST2_OK 0x000f
/* command op codes */
#define IPS_READ_CMD 0x02
#define IPS_WRITE_CMD 0x03
#define IPS_ADAPTER_INFO_CMD 0x05
#define IPS_CACHE_FLUSH_CMD 0x0A
#define IPS_REBUILD_STATUS_CMD 0x0C
#define IPS_ERROR_TABLE_CMD 0x17
#define IPS_DRIVE_INFO_CMD 0x19
#define IPS_SUBSYS_PARAM_CMD 0x40
#define IPS_CONFIG_SYNC_CMD 0x58
#define IPS_SG_READ_CMD 0x82
#define IPS_SG_WRITE_CMD 0x83
#define IPS_RW_NVRAM_CMD 0xBC
#define IPS_FFDC_CMD 0xD7
/* error information returned by the adapter */
#define IPS_MIN_ERROR 0x02
#define IPS_ERROR_STATUS 0x13000200 /* ahh, magic numbers */
#define IPS_OS_FREEBSD 8
#define IPS_VERSION_MAJOR "0.90"
#define IPS_VERSION_MINOR ".10"
/* Adapter Types */
#define IPS_ADAPTER_COPPERHEAD 0x01
#define IPS_ADAPTER_COPPERHEAD2 0x02
#define IPS_ADAPTER_COPPERHEADOB1 0x03
#define IPS_ADAPTER_COPPERHEADOB2 0x04
#define IPS_ADAPTER_CLARINET 0x05
#define IPS_ADAPTER_CLARINETLITE 0x06
#define IPS_ADAPTER_TROMBONE 0x07
#define IPS_ADAPTER_MORPHEUS 0x08
#define IPS_ADAPTER_MORPHEUSLITE 0x09
#define IPS_ADAPTER_NEO 0x0A
#define IPS_ADAPTER_NEOLITE 0x0B
#define IPS_ADAPTER_SARASOTA2 0x0C
#define IPS_ADAPTER_SARASOTA1 0x0D
#define IPS_ADAPTER_MARCO 0x0E
#define IPS_ADAPTER_SEBRING 0x0F
#define IPS_ADAPTER_MAX_T IPS_ADAPTER_SEBRING
/* values for ffdc_settime (from gmtime) */
#define IPS_SECSPERMIN 60
#define IPS_MINSPERHOUR 60
#define IPS_HOURSPERDAY 24
#define IPS_DAYSPERWEEK 7
#define IPS_DAYSPERNYEAR 365
#define IPS_DAYSPERLYEAR 366
#define IPS_SECSPERHOUR (IPS_SECSPERMIN * IPS_MINSPERHOUR)
#define IPS_SECSPERDAY ((long) IPS_SECSPERHOUR * IPS_HOURSPERDAY)
#define IPS_MONSPERYEAR 12
#define IPS_EPOCH_YEAR 1970
#define IPS_LEAPS_THRU_END_OF(y) ((y) / 4 - (y) / 100 + (y) / 400)
#define ips_isleap(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0))
/*
* IPS MACROS
*/
#define ips_read_1(sc,offset) bus_space_read_1(sc->bustag, sc->bushandle, offset)
#define ips_read_2(sc,offset) bus_space_read_2(sc->bustag, sc->bushandle, offset)
#define ips_read_4(sc,offset) bus_space_read_4(sc->bustag, sc->bushandle, offset)
#define ips_write_1(sc,offset,value) bus_space_write_1(sc->bustag, sc->bushandle, offset, value)
#define ips_write_2(sc,offset,value) bus_space_write_2(sc->bustag, sc->bushandle, offset, value)
#define ips_write_4(sc,offset,value) bus_space_write_4(sc->bustag, sc->bushandle, offset, value)
/* this is ugly. It zeros the end elements in an ips_command_t struct starting with the status element */
#define clear_ips_command(command) bzero(&((command)->status), (unsigned long)(&(command)[1])-(unsigned long)&((command)->status))
#define ips_read_request(iobuf) ((iobuf)->bio_cmd == BIO_READ)
#define COMMAND_ERROR(status) (((status)->fields.basic_status & 0x0f) >= IPS_MIN_ERROR)
#ifndef IPS_DEBUG
#define DEVICE_PRINTF(x...)
#define PRINTF(x...)
#else
#define DEVICE_PRINTF(level,x...) if(IPS_DEBUG >= level)device_printf(x)
#define PRINTF(level,x...) if(IPS_DEBUG >= level)printf(x)
#endif
/*
* IPS STRUCTS
*/
struct ips_softc;
typedef struct{
u_int8_t command;
u_int8_t id;
u_int8_t drivenum;
u_int8_t reserve2;
u_int32_t lba;
u_int32_t buffaddr;
u_int32_t reserve3;
} __attribute__ ((packed)) ips_generic_cmd;
typedef struct{
u_int8_t command;
u_int8_t id;
u_int8_t drivenum;
u_int8_t segnum;
u_int32_t lba;
u_int32_t buffaddr;
u_int16_t length;
u_int16_t reserve1;
} __attribute__ ((packed)) ips_io_cmd;
typedef struct{
u_int8_t command;
u_int8_t id;
u_int8_t pagenum;
u_int8_t rw;
u_int32_t reserve1;
u_int32_t buffaddr;
u_int32_t reserve3;
} __attribute__ ((packed)) ips_rw_nvram_cmd;
typedef struct{
u_int8_t command;
u_int8_t id;
u_int8_t drivenum;
u_int8_t reserve1;
u_int32_t reserve2;
u_int32_t buffaddr;
u_int32_t reserve3;
} __attribute__ ((packed)) ips_drive_cmd;
typedef struct{
u_int8_t command;
u_int8_t id;
u_int8_t reserve1;
u_int8_t commandtype;
u_int32_t reserve2;
u_int32_t buffaddr;
u_int32_t reserve3;
} __attribute__((packed)) ips_adapter_info_cmd;
typedef struct{
u_int8_t command;
u_int8_t id;
u_int8_t reset_count;
u_int8_t reset_type;
u_int8_t second;
u_int8_t minute;
u_int8_t hour;
u_int8_t day;
u_int8_t reserve1[4];
u_int8_t month;
u_int8_t yearH;
u_int8_t yearL;
u_int8_t reserve2;
} __attribute__((packed)) ips_adapter_ffdc_cmd;
typedef union{
ips_generic_cmd generic_cmd;
ips_drive_cmd drive_cmd;
ips_adapter_info_cmd adapter_info_cmd;
} ips_cmd_buff_t;
typedef struct {
u_int32_t signature;
u_int8_t reserved;
u_int8_t adapter_slot;
u_int16_t adapter_type;
u_int8_t bios_high[4];
u_int8_t bios_low[4];
u_int16_t reserve2;
u_int8_t reserve3;
u_int8_t operating_system;
u_int8_t driver_high[4];
u_int8_t driver_low[4];
u_int8_t reserve4[100];
}__attribute__((packed)) ips_nvram_page5;
typedef struct{
u_int32_t addr;
u_int32_t len;
} ips_sg_element_t;
typedef struct{
u_int8_t drivenum;
u_int8_t merge_id;
u_int8_t raid_lvl;
u_int8_t state;
u_int32_t sector_count;
} __attribute__((packed)) ips_drive_t;
typedef struct{
u_int8_t drivecount;
u_int8_t reserve1;
u_int16_t reserve2;
ips_drive_t drives[IPS_MAX_NUM_DRIVES];
}__attribute__((packed)) ips_drive_info_t;
typedef struct{
u_int8_t drivecount;
u_int8_t miscflags;
u_int8_t SLTflags;
u_int8_t BSTflags;
u_int8_t pwr_chg_count;
u_int8_t wrong_addr_count;
u_int8_t unident_count;
u_int8_t nvram_dev_chg_count;
u_int8_t codeblock_version[8];
u_int8_t bootblock_version[8];
u_int32_t drive_sector_count[IPS_MAX_NUM_DRIVES];
u_int8_t max_concurrent_cmds;
u_int8_t max_phys_devices;
u_int16_t flash_prog_count;
u_int8_t defunct_disks;
u_int8_t rebuildflags;
u_int8_t offline_drivecount;
u_int8_t critical_drivecount;
u_int16_t config_update_count;
u_int8_t blockedflags;
u_int8_t psdn_error;
u_int16_t addr_dead_disk[4*16];/* ugly, max # channels * max # scsi devices per channel */
}__attribute__((packed)) ips_adapter_info_t;
typedef struct {
u_int32_t status[IPS_MAX_CMD_NUM];
u_int32_t base_phys_addr;
int nextstatus;
bus_dma_tag_t dmatag;
bus_dmamap_t dmamap;
} ips_copper_queue_t;
typedef union {
struct {
u_int8_t reserved;
u_int8_t command_id;
u_int8_t basic_status;
u_int8_t extended_status;
} fields;
volatile u_int32_t value;
} ips_cmd_status_t;
/* used to keep track of current commands to the card */
typedef struct ips_command{
u_int8_t command_number;
u_int8_t id;
u_int8_t timeout;
struct ips_softc * sc;
bus_dmamap_t command_dmamap;
void * command_buffer;
u_int32_t command_phys_addr;/*WARNING! must be changed if 64bit addressing ever used*/
struct sema cmd_sema;
ips_cmd_status_t status;
SLIST_ENTRY(ips_command) next;
bus_dma_tag_t data_dmatag;
bus_dmamap_t data_dmamap;
void * data_buffer;
void * arg;
void (* callback)(struct ips_command *command);
}ips_command_t;
typedef struct ips_wait_list{
STAILQ_ENTRY(ips_wait_list) next;
void *data;
int (* callback)(ips_command_t *command);
}ips_wait_list_t;
typedef struct ips_softc{
struct resource * iores;
struct resource * irqres;
struct intr_config_hook ips_ich;
int configured;
int state;
int iotype;
int rid;
int irqrid;
void * irqcookie;
bus_space_tag_t bustag;
bus_space_handle_t bushandle;
bus_dma_tag_t adapter_dmatag;
bus_dma_tag_t command_dmatag;
bus_dma_tag_t sg_dmatag;
device_t dev;
dev_t device_file;
struct callout_handle timer;
u_int16_t adapter_type;
ips_adapter_info_t adapter_info;
device_t diskdev[IPS_MAX_NUM_DRIVES];
ips_drive_t drives[IPS_MAX_NUM_DRIVES];
u_int8_t drivecount;
u_int16_t ffdc_resetcount;
struct timeval ffdc_resettime;
u_int8_t next_drive;
u_int8_t max_cmds;
volatile u_int8_t used_commands;
ips_command_t commandarray[IPS_MAX_CMD_NUM];
SLIST_HEAD(command_list, ips_command) free_cmd_list;
STAILQ_HEAD(command_wait_list,ips_wait_list) cmd_wait_list;
int (* ips_adapter_reinit)(struct ips_softc *sc,
int force);
void (* ips_adapter_intr)(void *sc);
void (* ips_issue_cmd)(ips_command_t *command);
ips_copper_queue_t * copper_queue;
struct mtx queue_mtx;
struct bio_queue_head queue;
}ips_softc_t;
/* function defines from ips_ioctl.c */
extern int ips_ioctl_request(ips_softc_t *sc, u_long ioctl_cmd, caddr_t addr,
int32_t flags);
/* function defines from ips_disk.c */
extern void ipsd_finish(struct bio *iobuf);
/* function defines from ips_commands.c */
extern int ips_flush_cache(ips_softc_t *sc);
extern void ips_start_io_request(ips_softc_t *sc);
extern int ips_get_drive_info(ips_softc_t *sc);
extern int ips_get_adapter_info(ips_softc_t *sc);
extern int ips_ffdc_reset(ips_softc_t *sc);
extern int ips_update_nvram(ips_softc_t *sc);
extern int ips_clear_adapter(ips_softc_t *sc);
/* function defines from ips.c */
extern int ips_get_free_cmd(ips_softc_t *sc, int (*callback)(ips_command_t *),
void *data, unsigned long flags);
extern void ips_insert_free_cmd(ips_softc_t *sc, ips_command_t *command);
extern int ips_adapter_init(ips_softc_t *sc);
extern int ips_morpheus_reinit(ips_softc_t *sc, int force);
extern int ips_adapter_free(ips_softc_t *sc);
extern void ips_morpheus_intr(void *sc);
extern void ips_issue_morpheus_cmd(ips_command_t *command);
extern int ips_copperhead_reinit(ips_softc_t *sc, int force);
extern void ips_copperhead_intr(void *sc);
extern void ips_issue_copperhead_cmd(ips_command_t *command);
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