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|
/*****************************************************************************/
/* ips.h -- driver for the IBM ServeRAID controller */
/* */
/* Written By: Keith Mitchell, IBM Corporation */
/* */
/* Copyright (C) 1999 IBM Corporation */
/* */
/* This program is free software; you can redistribute it and/or modify */
/* it under the terms of the GNU General Public License as published by */
/* the Free Software Foundation; either version 2 of the License, or */
/* (at your option) any later version. */
/* */
/* This program is distributed in the hope that it will be useful, */
/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
/* GNU General Public License for more details. */
/* */
/* NO WARRANTY */
/* THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR */
/* CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT */
/* LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, */
/* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is */
/* solely responsible for determining the appropriateness of using and */
/* distributing the Program and assumes all risks associated with its */
/* exercise of rights under this Agreement, including but not limited to */
/* the risks and costs of program errors, damage to or loss of data, */
/* programs or equipment, and unavailability or interruption of operations. */
/* */
/* DISCLAIMER OF LIABILITY */
/* NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY */
/* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL */
/* DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), 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 OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED */
/* HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES */
/* */
/* You should have received a copy of the GNU General Public License */
/* along with this program; if not, write to the Free Software */
/* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/* */
/* Bugs/Comments/Suggestions should be mailed to: */
/* ipslinux@us.ibm.com */
/* */
/*****************************************************************************/
#ifndef _IPS_H_
#define _IPS_H_
#include <linux/config.h>
#include <asm/uaccess.h>
#include <asm/io.h>
/* Prototypes */
extern int ips_detect(Scsi_Host_Template *);
extern int ips_release(struct Scsi_Host *);
extern int ips_eh_abort(Scsi_Cmnd *);
extern int ips_eh_reset(Scsi_Cmnd *);
extern int ips_queue(Scsi_Cmnd *, void (*) (Scsi_Cmnd *));
extern int ips_biosparam(Disk *, kdev_t, int *);
extern const char * ips_info(struct Scsi_Host *);
extern void do_ipsintr(int, void *, struct pt_regs *);
/*
* Some handy macros
*/
#ifndef LinuxVersionCode
#define LinuxVersionCode(x,y,z) (((x)<<16)+((y)<<8)+(z))
#endif
#define IPS_HA(x) ((ips_ha_t *) x->hostdata)
#define IPS_COMMAND_ID(ha, scb) (int) (scb - ha->scbs)
#define IPS_IS_TROMBONE(ha) (((ha->device_id == IPS_COPPERHEAD_DEVICEID) && \
(ha->revision_id >= IPS_REVID_TROMBONE32) && \
(ha->revision_id <= IPS_REVID_TROMBONE64)) ? 1 : 0)
#define IPS_IS_CLARINET(ha) (((ha->device_id == IPS_COPPERHEAD_DEVICEID) && \
(ha->revision_id >= IPS_REVID_CLARINETP1) && \
(ha->revision_id <= IPS_REVID_CLARINETP3)) ? 1 : 0)
#define IPS_IS_MORPHEUS(ha) (ha->device_id == IPS_MORPHEUS_DEVICEID)
#define IPS_USE_I2O_DELIVER(ha) ((IPS_IS_MORPHEUS(ha) || \
(IPS_IS_TROMBONE(ha) && \
(ips_force_i2o))) ? 1 : 0)
#define IPS_USE_I2O_STATUS(ha) (IPS_IS_MORPHEUS(ha))
#define IPS_USE_MEMIO(ha) ((IPS_IS_MORPHEUS(ha) || \
((IPS_IS_TROMBONE(ha) || IPS_IS_CLARINET(ha)) && \
(ips_force_memio))) ? 1 : 0)
#ifndef VIRT_TO_BUS
#define VIRT_TO_BUS(x) (unsigned int)virt_to_bus((void *) x)
#endif
#ifndef UDELAY
#define UDELAY udelay
#endif
#ifndef MDELAY
#define MDELAY mdelay
#endif
#ifndef verify_area_20
#define verify_area_20(t,a,sz) (0) /* success */
#endif
#ifndef PUT_USER
#define PUT_USER put_user
#endif
#ifndef __PUT_USER
#define __PUT_USER __put_user
#endif
#ifndef PUT_USER_RET
#define PUT_USER_RET put_user_ret
#endif
#ifndef GET_USER
#define GET_USER get_user
#endif
#ifndef __GET_USER
#define __GET_USER __get_user
#endif
#ifndef GET_USER_RET
#define GET_USER_RET get_user_ret
#endif
/*
* Lock macros
*/
#define IPS_SCB_LOCK(cpu_flags) spin_lock_irqsave(&ha->scb_lock, cpu_flags)
#define IPS_SCB_UNLOCK(cpu_flags) spin_unlock_irqrestore(&ha->scb_lock, cpu_flags)
#define IPS_QUEUE_LOCK(queue) spin_lock_irqsave(&(queue)->lock, (queue)->cpu_flags)
#define IPS_QUEUE_UNLOCK(queue) spin_unlock_irqrestore(&(queue)->lock, (queue)->cpu_flags)
#define IPS_HA_LOCK(cpu_flags) spin_lock_irqsave(&ha->ips_lock, cpu_flags)
#define IPS_HA_UNLOCK(cpu_flags) spin_unlock_irqrestore(&ha->ips_lock, cpu_flags)
/*
* Adapter address map equates
*/
#define IPS_REG_HISR 0x08 /* Host Interrupt Status Reg */
#define IPS_REG_CCSAR 0x10 /* Cmd Channel System Addr Reg */
#define IPS_REG_CCCR 0x14 /* Cmd Channel Control Reg */
#define IPS_REG_SQHR 0x20 /* Status Q Head Reg */
#define IPS_REG_SQTR 0x24 /* Status Q Tail Reg */
#define IPS_REG_SQER 0x28 /* Status Q End Reg */
#define IPS_REG_SQSR 0x2C /* Status Q Start Reg */
#define IPS_REG_SCPR 0x05 /* Subsystem control port reg */
#define IPS_REG_ISPR 0x06 /* interrupt status port reg */
#define IPS_REG_CBSP 0x07 /* CBSP register */
#define IPS_REG_FLAP 0x18 /* Flash address port */
#define IPS_REG_FLDP 0x1C /* Flash data port */
#define IPS_REG_NDAE 0x38 /* Anaconda 64 NDAE Register */
#define IPS_REG_I2O_INMSGQ 0x40 /* I2O Inbound Message Queue */
#define IPS_REG_I2O_OUTMSGQ 0x44 /* I2O Outbound Message Queue */
#define IPS_REG_I2O_HIR 0x30 /* I2O Interrupt Status */
#define IPS_REG_I960_IDR 0x20 /* i960 Inbound Doorbell */
#define IPS_REG_I960_MSG0 0x18 /* i960 Outbound Reg 0 */
#define IPS_REG_I960_MSG1 0x1C /* i960 Outbound Reg 1 */
#define IPS_REG_I960_OIMR 0x34 /* i960 Oubound Int Mask Reg */
/*
* Adapter register bit equates
*/
#define IPS_BIT_GHI 0x04 /* HISR General Host Interrupt */
#define IPS_BIT_SQO 0x02 /* HISR Status Q Overflow */
#define IPS_BIT_SCE 0x01 /* HISR Status Channel Enqueue */
#define IPS_BIT_SEM 0x08 /* CCCR Semaphore Bit */
#define IPS_BIT_ILE 0x10 /* CCCR ILE Bit */
#define IPS_BIT_START_CMD 0x101A /* CCCR Start Command Channel */
#define IPS_BIT_START_STOP 0x0002 /* CCCR Start/Stop Bit */
#define IPS_BIT_RST 0x80 /* SCPR Reset Bit */
#define IPS_BIT_EBM 0x02 /* SCPR Enable Bus Master */
#define IPS_BIT_EI 0x80 /* HISR Enable Interrupts */
#define IPS_BIT_OP 0x01 /* OP bit in CBSP */
#define IPS_BIT_I2O_OPQI 0x08 /* General Host Interrupt */
#define IPS_BIT_I960_MSG0I 0x01 /* Message Register 0 Interrupt*/
#define IPS_BIT_I960_MSG1I 0x02 /* Message Register 1 Interrupt*/
/*
* Adapter Command ID Equates
*/
#define IPS_CMD_GET_LD_INFO 0x19
#define IPS_CMD_GET_SUBSYS 0x40
#define IPS_CMD_READ_CONF 0x38
#define IPS_CMD_RW_NVRAM_PAGE 0xBC
#define IPS_CMD_READ 0x02
#define IPS_CMD_WRITE 0x03
#define IPS_CMD_FFDC 0xD7
#define IPS_CMD_ENQUIRY 0x05
#define IPS_CMD_FLUSH 0x0A
#define IPS_CMD_READ_SG 0x82
#define IPS_CMD_WRITE_SG 0x83
#define IPS_CMD_DCDB 0x04
#define IPS_CMD_DCDB_SG 0x84
#define IPS_CMD_CONFIG_SYNC 0x58
#define IPS_CMD_ERROR_TABLE 0x17
/*
* Adapter Equates
*/
#define IPS_CSL 0xFF
#define IPS_POCL 0x30
#define IPS_NORM_STATE 0x00
#define IPS_MAX_ADAPTERS 16
#define IPS_MAX_IOCTL 1
#define IPS_MAX_IOCTL_QUEUE 8
#define IPS_MAX_QUEUE 128
#define IPS_BLKSIZE 512
#define IPS_MAX_SG 17
#define IPS_MAX_LD 8
#define IPS_MAX_CHANNELS 4
#define IPS_MAX_TARGETS 15
#define IPS_MAX_CHUNKS 16
#define IPS_MAX_CMDS 128
#define IPS_MAX_XFER 0x10000
#define IPS_NVRAM_P5_SIG 0xFFDDBB99
#define IPS_MAX_POST_BYTES 0x02
#define IPS_MAX_CONFIG_BYTES 0x02
#define IPS_GOOD_POST_STATUS 0x80
#define IPS_SEM_TIMEOUT 2000
#define IPS_IOCTL_COMMAND 0x0D
#define IPS_IOCTL_NEW_COMMAND 0x81
#define IPS_INTR_ON 0
#define IPS_INTR_IORL 1
#define IPS_INTR_HAL 2
#define IPS_ADAPTER_ID 0xF
#define IPS_VENDORID 0x1014
#define IPS_COPPERHEAD_DEVICEID 0x002E
#define IPS_MORPHEUS_DEVICEID 0x01BD
#define IPS_IOCTL_SIZE 8192
#define IPS_STATUS_SIZE 4
#define IPS_STATUS_Q_SIZE (IPS_MAX_CMDS+1) * IPS_STATUS_SIZE
#define IPS_MEMMAP_SIZE 128
#define IPS_ONE_MSEC 1
#define IPS_ONE_SEC 1000
/*
* Geometry Settings
*/
#define IPS_COMP_HEADS 128
#define IPS_COMP_SECTORS 32
#define IPS_NORM_HEADS 254
#define IPS_NORM_SECTORS 63
/*
* Adapter Basic Status Codes
*/
#define IPS_BASIC_STATUS_MASK 0xFF
#define IPS_GSC_STATUS_MASK 0x0F
#define IPS_CMD_SUCCESS 0x00
#define IPS_CMD_RECOVERED_ERROR 0x01
#define IPS_INVAL_OPCO 0x03
#define IPS_INVAL_CMD_BLK 0x04
#define IPS_INVAL_PARM_BLK 0x05
#define IPS_BUSY 0x08
#define IPS_CMD_CMPLT_WERROR 0x0C
#define IPS_LD_ERROR 0x0D
#define IPS_CMD_TIMEOUT 0x0E
#define IPS_PHYS_DRV_ERROR 0x0F
/*
* Adapter Extended Status Equates
*/
#define IPS_ERR_SEL_TO 0xF0
#define IPS_ERR_OU_RUN 0xF2
#define IPS_ERR_HOST_RESET 0xF7
#define IPS_ERR_DEV_RESET 0xF8
#define IPS_ERR_RECOVERY 0xFC
#define IPS_ERR_CKCOND 0xFF
/*
* Operating System Defines
*/
#define IPS_OS_WINDOWS_NT 0x01
#define IPS_OS_NETWARE 0x02
#define IPS_OS_OPENSERVER 0x03
#define IPS_OS_UNIXWARE 0x04
#define IPS_OS_SOLARIS 0x05
#define IPS_OS_OS2 0x06
#define IPS_OS_LINUX 0x07
#define IPS_OS_FREEBSD 0x08
/*
* Adapter Revision ID's
*/
#define IPS_REVID_SERVERAID 0x02
#define IPS_REVID_NAVAJO 0x03
#define IPS_REVID_SERVERAID2 0x04
#define IPS_REVID_CLARINETP1 0x05
#define IPS_REVID_CLARINETP2 0x07
#define IPS_REVID_CLARINETP3 0x0D
#define IPS_REVID_TROMBONE32 0x0F
#define IPS_REVID_TROMBONE64 0x10
/*
* Adapter Command/Status Packet Definitions
*/
#define IPS_SUCCESS 0x01 /* Successfully completed */
#define IPS_SUCCESS_IMM 0x02 /* Success - Immediately */
#define IPS_FAILURE 0x04 /* Completed with Error */
/*
* Logical Drive Equates
*/
#define IPS_LD_OFFLINE 0x02
#define IPS_LD_OKAY 0x03
#define IPS_LD_FREE 0x00
#define IPS_LD_SYS 0x06
#define IPS_LD_CRS 0x24
/*
* DCDB Table Equates
*/
#define IPS_NO_DISCONNECT 0x00
#define IPS_DISCONNECT_ALLOWED 0x80
#define IPS_NO_AUTO_REQSEN 0x40
#define IPS_DATA_NONE 0x00
#define IPS_DATA_UNK 0x00
#define IPS_DATA_IN 0x01
#define IPS_DATA_OUT 0x02
#define IPS_TRANSFER64K 0x08
#define IPS_NOTIMEOUT 0x00
#define IPS_TIMEOUT10 0x10
#define IPS_TIMEOUT60 0x20
#define IPS_TIMEOUT20M 0x30
/*
* Host adapter Flags (bit numbers)
*/
#define IPS_IN_INTR 0
#define IPS_IN_ABORT 1
#define IPS_IN_RESET 2
/*
* SCB Flags
*/
#define IPS_SCB_ACTIVE 0x00001
#define IPS_SCB_WAITING 0x00002
/*
* Passthru stuff
*/
#define IPS_COPPUSRCMD (('C'<<8) | 65)
#define IPS_COPPIOCCMD (('C'<<8) | 66)
#define IPS_NUMCTRLS (('C'<<8) | 68)
#define IPS_CTRLINFO (('C'<<8) | 69)
#define IPS_FLASHBIOS (('C'<<8) | 70)
/* time oriented stuff */
#define IPS_IS_LEAP_YEAR(y) (((y % 4 == 0) && ((y % 100 != 0) || (y % 400 == 0))) ? 1 : 0)
#define IPS_NUM_LEAP_YEARS_THROUGH(y) ((y) / 4 - (y) / 100 + (y) / 400)
#define IPS_SECS_MIN 60
#define IPS_SECS_HOUR 3600
#define IPS_SECS_8HOURS 28800
#define IPS_SECS_DAY 86400
#define IPS_DAYS_NORMAL_YEAR 365
#define IPS_DAYS_LEAP_YEAR 366
#define IPS_EPOCH_YEAR 1970
/*
* Scsi_Host Template
*/
#if LINUX_VERSION_CODE < LinuxVersionCode(2,3,27)
#define IPS { \
next : NULL, \
module : NULL, \
proc_info : NULL, \
proc_dir : NULL, \
name : NULL, \
detect : ips_detect, \
release : ips_release, \
info : ips_info, \
command : NULL, \
queuecommand : ips_queue, \
eh_strategy_handler : NULL, \
eh_abort_handler : ips_eh_abort, \
eh_device_reset_handler : NULL, \
eh_bus_reset_handler : NULL, \
eh_host_reset_handler : ips_eh_reset, \
abort : NULL, \
reset : NULL, \
slave_attach : NULL, \
bios_param : ips_biosparam, \
can_queue : 0, \
this_id: -1, \
sg_tablesize : IPS_MAX_SG, \
cmd_per_lun: 16, \
present : 0, \
unchecked_isa_dma : 0, \
use_clustering : ENABLE_CLUSTERING, \
use_new_eh_code : 1 \
}
#else
#define IPS { \
next : NULL, \
module : NULL, \
proc_info : NULL, \
name : NULL, \
detect : ips_detect, \
release : ips_release, \
info : ips_info, \
command : NULL, \
queuecommand : ips_queue, \
eh_strategy_handler : NULL, \
eh_abort_handler : ips_eh_abort, \
eh_device_reset_handler : NULL, \
eh_bus_reset_handler : NULL, \
eh_host_reset_handler : ips_eh_reset, \
abort : NULL, \
reset : NULL, \
slave_attach : NULL, \
bios_param : ips_biosparam, \
can_queue : 0, \
this_id: -1, \
sg_tablesize : IPS_MAX_SG, \
cmd_per_lun: 16, \
present : 0, \
unchecked_isa_dma : 0, \
use_clustering : ENABLE_CLUSTERING, \
use_new_eh_code : 1 \
}
#endif
/*
* IBM PCI Raid Command Formats
*/
typedef struct {
u8 op_code;
u8 command_id;
u8 log_drv;
u8 sg_count;
u32 lba;
u32 sg_addr;
u16 sector_count;
u16 reserved;
u32 ccsar;
u32 cccr;
} IPS_IO_CMD, *PIPS_IO_CMD;
typedef struct {
u8 op_code;
u8 command_id;
u16 reserved;
u32 reserved2;
u32 buffer_addr;
u32 reserved3;
u32 ccsar;
u32 cccr;
} IPS_LD_CMD, *PIPS_LD_CMD;
typedef struct {
u8 op_code;
u8 command_id;
u8 reserved;
u8 reserved2;
u32 reserved3;
u32 buffer_addr;
u32 reserved4;
} IPS_IOCTL_CMD, *PIPS_IOCTL_CMD;
typedef struct {
u8 op_code;
u8 command_id;
u16 reserved;
u32 reserved2;
u32 dcdb_address;
u32 reserved3;
u32 ccsar;
u32 cccr;
} IPS_DCDB_CMD, *PIPS_DCDB_CMD;
typedef struct {
u8 op_code;
u8 command_id;
u8 channel;
u8 source_target;
u32 reserved;
u32 reserved2;
u32 reserved3;
u32 ccsar;
u32 cccr;
} IPS_CS_CMD, *PIPS_CS_CMD;
typedef struct {
u8 op_code;
u8 command_id;
u8 log_drv;
u8 control;
u32 reserved;
u32 reserved2;
u32 reserved3;
u32 ccsar;
u32 cccr;
} IPS_US_CMD, *PIPS_US_CMD;
typedef struct {
u8 op_code;
u8 command_id;
u8 reserved;
u8 state;
u32 reserved2;
u32 reserved3;
u32 reserved4;
u32 ccsar;
u32 cccr;
} IPS_FC_CMD, *PIPS_FC_CMD;
typedef struct {
u8 op_code;
u8 command_id;
u8 reserved;
u8 desc;
u32 reserved2;
u32 buffer_addr;
u32 reserved3;
u32 ccsar;
u32 cccr;
} IPS_STATUS_CMD, *PIPS_STATUS_CMD;
typedef struct {
u8 op_code;
u8 command_id;
u8 page;
u8 write;
u32 reserved;
u32 buffer_addr;
u32 reserved2;
u32 ccsar;
u32 cccr;
} IPS_NVRAM_CMD, *PIPS_NVRAM_CMD;
typedef struct {
u8 op_code;
u8 command_id;
u8 reset_count;
u8 reset_type;
u8 second;
u8 minute;
u8 hour;
u8 day;
u8 reserved1[4];
u8 month;
u8 yearH;
u8 yearL;
u8 reserved2;
} IPS_FFDC_CMD, *PIPS_FFDC_CMD;
typedef union {
IPS_IO_CMD basic_io;
IPS_LD_CMD logical_info;
IPS_IOCTL_CMD ioctl_info;
IPS_DCDB_CMD dcdb;
IPS_CS_CMD config_sync;
IPS_US_CMD unlock_stripe;
IPS_FC_CMD flush_cache;
IPS_STATUS_CMD status;
IPS_NVRAM_CMD nvram;
IPS_FFDC_CMD ffdc;
} IPS_HOST_COMMAND, *PIPS_HOST_COMMAND;
typedef struct {
u8 logical_id;
u8 reserved;
u8 raid_level;
u8 state;
u32 sector_count;
} IPS_DRIVE_INFO, *PIPS_DRIVE_INFO;
typedef struct {
u8 no_of_log_drive;
u8 reserved[3];
IPS_DRIVE_INFO drive_info[IPS_MAX_LD];
} IPS_LD_INFO, *PIPS_LD_INFO;
typedef struct {
u8 device_address;
u8 cmd_attribute;
u16 transfer_length;
u32 buffer_pointer;
u8 cdb_length;
u8 sense_length;
u8 sg_count;
u8 reserved;
u8 scsi_cdb[12];
u8 sense_info[64];
u8 scsi_status;
u8 reserved2[3];
} IPS_DCDB_TABLE, *PIPS_DCDB_TABLE;
typedef union {
struct {
volatile u8 reserved;
volatile u8 command_id;
volatile u8 basic_status;
volatile u8 extended_status;
} fields;
volatile u32 value;
} IPS_STATUS, *PIPS_STATUS;
typedef struct {
IPS_STATUS status[IPS_MAX_CMDS + 1];
volatile PIPS_STATUS p_status_start;
volatile PIPS_STATUS p_status_end;
volatile PIPS_STATUS p_status_tail;
volatile u32 hw_status_start;
volatile u32 hw_status_tail;
IPS_LD_INFO logical_drive_info;
} IPS_ADAPTER, *PIPS_ADAPTER;
typedef struct {
u8 ucLogDriveCount;
u8 ucMiscFlag;
u8 ucSLTFlag;
u8 ucBSTFlag;
u8 ucPwrChgCnt;
u8 ucWrongAdrCnt;
u8 ucUnidentCnt;
u8 ucNVramDevChgCnt;
u8 CodeBlkVersion[8];
u8 BootBlkVersion[8];
u32 ulDriveSize[IPS_MAX_LD];
u8 ucConcurrentCmdCount;
u8 ucMaxPhysicalDevices;
u16 usFlashRepgmCount;
u8 ucDefunctDiskCount;
u8 ucRebuildFlag;
u8 ucOfflineLogDrvCount;
u8 ucCriticalDrvCount;
u16 usConfigUpdateCount;
u8 ucBlkFlag;
u8 reserved;
u16 usAddrDeadDisk[IPS_MAX_CHANNELS * IPS_MAX_TARGETS];
} IPS_ENQ, *PIPS_ENQ;
typedef struct {
u8 ucInitiator;
u8 ucParameters;
u8 ucMiscFlag;
u8 ucState;
u32 ulBlockCount;
u8 ucDeviceId[28];
} IPS_DEVSTATE, *PIPS_DEVSTATE;
typedef struct {
u8 ucChn;
u8 ucTgt;
u16 ucReserved;
u32 ulStartSect;
u32 ulNoOfSects;
} IPS_CHUNK, *PIPS_CHUNK;
typedef struct {
u16 ucUserField;
u8 ucState;
u8 ucRaidCacheParam;
u8 ucNoOfChunkUnits;
u8 ucStripeSize;
u8 ucParams;
u8 ucReserved;
u32 ulLogDrvSize;
IPS_CHUNK chunk[IPS_MAX_CHUNKS];
} IPS_LD, *PIPS_LD;
typedef struct {
u8 board_disc[8];
u8 processor[8];
u8 ucNoChanType;
u8 ucNoHostIntType;
u8 ucCompression;
u8 ucNvramType;
u32 ulNvramSize;
} IPS_HARDWARE, *PIPS_HARDWARE;
typedef struct {
u8 ucLogDriveCount;
u8 ucDateD;
u8 ucDateM;
u8 ucDateY;
u8 init_id[4];
u8 host_id[12];
u8 time_sign[8];
struct {
u32 usCfgDrvUpdateCnt:16;
u32 ConcurDrvStartCnt:4;
u32 StartupDelay:4;
u32 auto_rearrange:1;
u32 cd_boot:1;
u32 cluster:1;
u32 reserved:5;
} UserOpt;
u16 user_field;
u8 ucRebuildRate;
u8 ucReserve;
IPS_HARDWARE hardware_disc;
IPS_LD logical_drive[IPS_MAX_LD];
IPS_DEVSTATE dev[IPS_MAX_CHANNELS][IPS_MAX_TARGETS+1];
u8 reserved[512];
} IPS_CONF, *PIPS_CONF;
typedef struct {
u32 signature;
u8 reserved;
u8 adapter_slot;
u16 adapter_type;
u8 bios_high[4];
u8 bios_low[4];
u16 reserved2;
u8 reserved3;
u8 operating_system;
u8 driver_high[4];
u8 driver_low[4];
u8 reserved4[100];
} IPS_NVRAM_P5, *PIPS_NVRAM_P5;
typedef struct _IPS_SUBSYS {
u32 param[128];
} IPS_SUBSYS, *PIPS_SUBSYS;
/*
* Inquiry Data Format
*/
typedef struct {
u8 DeviceType:5;
u8 DeviceTypeQualifier:3;
u8 DeviceTypeModifier:7;
u8 RemoveableMedia:1;
u8 Versions;
u8 ResponseDataFormat;
u8 AdditionalLength;
u16 Reserved;
u8 SoftReset:1;
u8 CommandQueue:1;
u8 Reserved2:1;
u8 LinkedCommands:1;
u8 Synchronous:1;
u8 Wide16Bit:1;
u8 Wide32Bit:1;
u8 RelativeAddressing:1;
u8 VendorId[8];
u8 ProductId[16];
u8 ProductRevisionLevel[4];
u8 VendorSpecific[20];
u8 Reserved3[40];
} IPS_INQ_DATA, *PIPS_INQ_DATA;
/*
* Read Capacity Data Format
*/
typedef struct {
u32 lba;
u32 len;
} IPS_CAPACITY;
/*
* Sense Data Format
*/
typedef struct {
u8 pg_pc:6; /* Page Code */
u8 pg_res1:2; /* Reserved */
u8 pg_len; /* Page Length */
u16 pg_trk_z; /* Tracks per zone */
u16 pg_asec_z; /* Alternate sectors per zone */
u16 pg_atrk_z; /* Alternate tracks per zone */
u16 pg_atrk_v; /* Alternate tracks per volume */
u16 pg_sec_t; /* Sectors per track */
u16 pg_bytes_s; /* Bytes per physical sectors */
u16 pg_intl; /* Interleave */
u16 pg_trkskew; /* Track skew factor */
u16 pg_cylskew; /* Cylinder Skew Factor */
u32 pg_res2:27; /* Reserved */
u32 pg_ins:1; /* Inhibit Slave */
u32 pg_surf:1; /* Allocate Surface Sectors */
u32 pg_rmb:1; /* Removeable */
u32 pg_hsec:1; /* Hard sector formatting */
u32 pg_ssec:1; /* Soft sector formatting */
} IPS_DADF;
typedef struct {
u8 pg_pc:6; /* Page Code */
u8 pg_res1:2; /* Reserved */
u8 pg_len; /* Page Length */
u16 pg_cylu; /* Number of cylinders (upper) */
u8 pg_cyll; /* Number of cylinders (lower) */
u8 pg_head; /* Number of heads */
u16 pg_wrpcompu; /* Write precomp (upper) */
u32 pg_wrpcompl:8; /* Write precomp (lower) */
u32 pg_redwrcur:24; /* Reduced write current */
u32 pg_drstep:16; /* Drive step rate */
u32 pg_landu:16; /* Landing zone cylinder (upper) */
u32 pg_landl:8; /* Landing zone cylinder (lower) */
u32 pg_res2:24; /* Reserved */
} IPS_RDDG;
struct ips_blk_desc {
u8 bd_dencode;
u8 bd_nblks1;
u8 bd_nblks2;
u8 bd_nblks3;
u8 bd_res;
u8 bd_blen1;
u8 bd_blen2;
u8 bd_blen3;
};
typedef struct {
u8 plh_len; /* Data length */
u8 plh_type; /* Medium type */
u8 plh_res:7; /* Reserved */
u8 plh_wp:1; /* Write protect */
u8 plh_bdl; /* Block descriptor length */
} ips_sense_plh_t;
typedef struct {
ips_sense_plh_t plh;
struct ips_blk_desc blk_desc;
union {
IPS_DADF pg3;
IPS_RDDG pg4;
} pdata;
} ips_mdata_t;
/*
* Scatter Gather list format
*/
typedef struct ips_sglist {
u32 address;
u32 length;
} IPS_SG_LIST, *PIPS_SG_LIST;
typedef struct _IPS_INFOSTR {
char *buffer;
int length;
int offset;
int pos;
int localpos;
} IPS_INFOSTR;
typedef struct {
char *option_name;
int *option_flag;
int option_value;
} IPS_OPTION;
/*
* Status Info
*/
typedef struct ips_stat {
u32 residue_len;
u32 scb_addr;
} ips_stat_t;
/*
* SCB Queue Format
*/
typedef struct ips_scb_queue {
struct ips_scb *head;
struct ips_scb *tail;
u32 count;
u32 cpu_flags;
spinlock_t lock;
} ips_scb_queue_t;
/*
* Wait queue_format
*/
typedef struct ips_wait_queue {
Scsi_Cmnd *head;
Scsi_Cmnd *tail;
u32 count;
u32 cpu_flags;
spinlock_t lock;
} ips_wait_queue_t;
typedef struct ips_copp_wait_item {
Scsi_Cmnd *scsi_cmd;
struct semaphore *sem;
struct ips_copp_wait_item *next;
} ips_copp_wait_item_t;
typedef struct ips_copp_queue {
struct ips_copp_wait_item *head;
struct ips_copp_wait_item *tail;
u32 count;
u32 cpu_flags;
spinlock_t lock;
} ips_copp_queue_t;
/* forward decl for host structure */
struct ips_ha;
typedef struct {
int (*reset)(struct ips_ha *);
int (*issue)(struct ips_ha *, struct ips_scb *);
int (*isinit)(struct ips_ha *);
int (*isintr)(struct ips_ha *);
int (*init)(struct ips_ha *);
int (*erasebios)(struct ips_ha *);
int (*programbios)(struct ips_ha *, char *, int);
int (*verifybios)(struct ips_ha *, char *, int);
u32 (*statupd)(struct ips_ha *);
void (*statinit)(struct ips_ha *);
void (*intr)(struct ips_ha *);
void (*enableint)(struct ips_ha *);
} ips_hw_func_t;
typedef struct ips_ha {
u8 ha_id[IPS_MAX_CHANNELS+1];
u32 dcdb_active[IPS_MAX_CHANNELS];
u32 io_addr; /* Base I/O address */
u8 irq; /* IRQ for adapter */
u8 ntargets; /* Number of targets */
u8 nbus; /* Number of buses */
u8 nlun; /* Number of Luns */
u16 ad_type; /* Adapter type */
u16 host_num; /* Adapter number */
u32 max_xfer; /* Maximum Xfer size */
u32 max_cmds; /* Max concurrent commands */
u32 num_ioctl; /* Number of Ioctls */
ips_stat_t sp; /* Status packer pointer */
struct ips_scb *scbs; /* Array of all CCBS */
struct ips_scb *scb_freelist; /* SCB free list */
ips_wait_queue_t scb_waitlist; /* Pending SCB list */
ips_copp_queue_t copp_waitlist; /* Pending PT list */
ips_scb_queue_t scb_activelist; /* Active SCB list */
IPS_IO_CMD *dummy; /* dummy command */
IPS_ADAPTER *adapt; /* Adapter status area */
IPS_ENQ *enq; /* Adapter Enquiry data */
IPS_CONF *conf; /* Adapter config data */
IPS_NVRAM_P5 *nvram; /* NVRAM page 5 data */
IPS_SUBSYS *subsys; /* Subsystem parameters */
char *ioctl_data; /* IOCTL data area */
u32 ioctl_datasize; /* IOCTL data size */
u32 cmd_in_progress; /* Current command in progress*/
u32 flags; /* HA flags */
u8 waitflag; /* are we waiting for cmd */
u8 active;
u16 reset_count; /* number of resets */
u32 last_ffdc; /* last time we sent ffdc info*/
u8 revision_id; /* Revision level */
u16 device_id; /* PCI device ID */
u8 reserved;
u32 mem_addr; /* Memory mapped address */
u32 io_len; /* Size of IO Address */
u32 mem_len; /* Size of memory address */
char *mem_ptr; /* Memory mapped Ptr */
char *ioremap_ptr; /* ioremapped memory pointer */
ips_hw_func_t func; /* hw function pointers */
struct pci_dev *pcidev; /* PCI device handle */
spinlock_t scb_lock;
spinlock_t copp_lock;
spinlock_t ips_lock;
} ips_ha_t;
typedef void (*ips_scb_callback) (ips_ha_t *, struct ips_scb *);
/*
* SCB Format
*/
typedef struct ips_scb {
IPS_HOST_COMMAND cmd;
IPS_DCDB_TABLE dcdb;
u8 target_id;
u8 bus;
u8 lun;
u8 cdb[12];
u32 scb_busaddr;
u32 data_busaddr;
u32 timeout;
u8 basic_status;
u8 extended_status;
u16 breakup;
u32 data_len;
u32 sg_len;
u32 flags;
u32 op_code;
IPS_SG_LIST *sg_list;
Scsi_Cmnd *scsi_cmd;
struct ips_scb *q_next;
ips_scb_callback callback;
struct semaphore *sem;
} ips_scb_t;
typedef struct ips_scb_pt {
IPS_HOST_COMMAND cmd;
IPS_DCDB_TABLE dcdb;
u8 target_id;
u8 bus;
u8 lun;
u8 cdb[12];
u32 scb_busaddr;
u32 data_busaddr;
u32 timeout;
u8 basic_status;
u8 extended_status;
u16 breakup;
u32 data_len;
u32 sg_len;
u32 flags;
u32 op_code;
IPS_SG_LIST *sg_list;
Scsi_Cmnd *scsi_cmd;
struct ips_scb *q_next;
ips_scb_callback callback;
} ips_scb_pt_t;
/*
* Passthru Command Format
*/
typedef struct {
u8 CoppID[4];
u32 CoppCmd;
u32 PtBuffer;
u8 *CmdBuffer;
u32 CmdBSize;
ips_scb_pt_t CoppCP;
u32 TimeOut;
u8 BasicStatus;
u8 ExtendedStatus;
u16 reserved;
} ips_passthru_t;
#endif
/*
* Overrides for Emacs so that we almost follow Linus's tabbing style.
* Emacs will notice this stuff at the end of the file and automatically
* adjust the settings for this buffer only. This must remain at the end
* of the file.
* ---------------------------------------------------------------------------
* Local variables:
* c-indent-level: 2
* c-brace-imaginary-offset: 0
* c-brace-offset: -2
* c-argdecl-indent: 2
* c-label-offset: -2
* c-continued-statement-offset: 2
* c-continued-brace-offset: 0
* indent-tabs-mode: nil
* tab-width: 8
* End:
*/
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