/*****************************************************************************/ /* 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 #include /* 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 GET_USER #define GET_USER get_user #endif #ifndef __GET_USER #define __GET_USER __get_user #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: */