| /* |
| * ipr.h -- driver for IBM Power Linux RAID adapters |
| * |
| * Written By: Brian King <brking@us.ibm.com>, IBM Corporation |
| * |
| * Copyright (C) 2003, 2004 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. |
| * |
| * 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 |
| * |
| * Alan Cox <alan@redhat.com> - Removed several careless u32/dma_addr_t errors |
| * that broke 64bit platforms. |
| */ |
| |
| #ifndef _IPR_H |
| #define _IPR_H |
| |
| #include <linux/types.h> |
| #include <linux/completion.h> |
| #include <linux/list.h> |
| #include <linux/kref.h> |
| #include <scsi/scsi.h> |
| #include <scsi/scsi_cmnd.h> |
| |
| /* |
| * Literals |
| */ |
| #define IPR_DRIVER_VERSION "2.1.4" |
| #define IPR_DRIVER_DATE "(August 2, 2006)" |
| |
| /* |
| * IPR_MAX_CMD_PER_LUN: This defines the maximum number of outstanding |
| * ops per device for devices not running tagged command queuing. |
| * This can be adjusted at runtime through sysfs device attributes. |
| */ |
| #define IPR_MAX_CMD_PER_LUN 6 |
| #define IPR_MAX_CMD_PER_ATA_LUN 1 |
| |
| /* |
| * IPR_NUM_BASE_CMD_BLKS: This defines the maximum number of |
| * ops the mid-layer can send to the adapter. |
| */ |
| #define IPR_NUM_BASE_CMD_BLKS 100 |
| |
| #define IPR_SUBS_DEV_ID_2780 0x0264 |
| #define IPR_SUBS_DEV_ID_5702 0x0266 |
| #define IPR_SUBS_DEV_ID_5703 0x0278 |
| #define IPR_SUBS_DEV_ID_572E 0x028D |
| #define IPR_SUBS_DEV_ID_573E 0x02D3 |
| #define IPR_SUBS_DEV_ID_573D 0x02D4 |
| #define IPR_SUBS_DEV_ID_571A 0x02C0 |
| #define IPR_SUBS_DEV_ID_571B 0x02BE |
| #define IPR_SUBS_DEV_ID_571E 0x02BF |
| #define IPR_SUBS_DEV_ID_571F 0x02D5 |
| #define IPR_SUBS_DEV_ID_572A 0x02C1 |
| #define IPR_SUBS_DEV_ID_572B 0x02C2 |
| #define IPR_SUBS_DEV_ID_575B 0x030D |
| |
| #define IPR_NAME "ipr" |
| |
| /* |
| * Return codes |
| */ |
| #define IPR_RC_JOB_CONTINUE 1 |
| #define IPR_RC_JOB_RETURN 2 |
| |
| /* |
| * IOASCs |
| */ |
| #define IPR_IOASC_NR_INIT_CMD_REQUIRED 0x02040200 |
| #define IPR_IOASC_SYNC_REQUIRED 0x023f0000 |
| #define IPR_IOASC_MED_DO_NOT_REALLOC 0x03110C00 |
| #define IPR_IOASC_HW_SEL_TIMEOUT 0x04050000 |
| #define IPR_IOASC_HW_DEV_BUS_STATUS 0x04448500 |
| #define IPR_IOASC_IOASC_MASK 0xFFFFFF00 |
| #define IPR_IOASC_SCSI_STATUS_MASK 0x000000FF |
| #define IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT 0x05240000 |
| #define IPR_IOASC_IR_RESOURCE_HANDLE 0x05250000 |
| #define IPR_IOASC_IR_NO_CMDS_TO_2ND_IOA 0x05258100 |
| #define IPR_IOASA_IR_DUAL_IOA_DISABLED 0x052C8000 |
| #define IPR_IOASC_BUS_WAS_RESET 0x06290000 |
| #define IPR_IOASC_BUS_WAS_RESET_BY_OTHER 0x06298000 |
| #define IPR_IOASC_ABORTED_CMD_TERM_BY_HOST 0x0B5A0000 |
| |
| #define IPR_FIRST_DRIVER_IOASC 0x10000000 |
| #define IPR_IOASC_IOA_WAS_RESET 0x10000001 |
| #define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002 |
| |
| #define IPR_NUM_LOG_HCAMS 2 |
| #define IPR_NUM_CFG_CHG_HCAMS 2 |
| #define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS) |
| #define IPR_MAX_NUM_TARGETS_PER_BUS 256 |
| #define IPR_MAX_NUM_LUNS_PER_TARGET 256 |
| #define IPR_MAX_NUM_VSET_LUNS_PER_TARGET 8 |
| #define IPR_VSET_BUS 0xff |
| #define IPR_IOA_BUS 0xff |
| #define IPR_IOA_TARGET 0xff |
| #define IPR_IOA_LUN 0xff |
| #define IPR_MAX_NUM_BUSES 16 |
| #define IPR_MAX_BUS_TO_SCAN IPR_MAX_NUM_BUSES |
| |
| #define IPR_NUM_RESET_RELOAD_RETRIES 3 |
| |
| /* We need resources for HCAMS, IOA reset, IOA bringdown, and ERP */ |
| #define IPR_NUM_INTERNAL_CMD_BLKS (IPR_NUM_HCAMS + \ |
| ((IPR_NUM_RESET_RELOAD_RETRIES + 1) * 2) + 3) |
| |
| #define IPR_MAX_COMMANDS IPR_NUM_BASE_CMD_BLKS |
| #define IPR_NUM_CMD_BLKS (IPR_NUM_BASE_CMD_BLKS + \ |
| IPR_NUM_INTERNAL_CMD_BLKS) |
| |
| #define IPR_MAX_PHYSICAL_DEVS 192 |
| |
| #define IPR_MAX_SGLIST 64 |
| #define IPR_IOA_MAX_SECTORS 32767 |
| #define IPR_VSET_MAX_SECTORS 512 |
| #define IPR_MAX_CDB_LEN 16 |
| |
| #define IPR_DEFAULT_BUS_WIDTH 16 |
| #define IPR_80MBs_SCSI_RATE ((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) |
| #define IPR_U160_SCSI_RATE ((160 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) |
| #define IPR_U320_SCSI_RATE ((320 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) |
| #define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8)) |
| |
| #define IPR_IOA_RES_HANDLE 0xffffffff |
| #define IPR_INVALID_RES_HANDLE 0 |
| #define IPR_IOA_RES_ADDR 0x00ffffff |
| |
| /* |
| * Adapter Commands |
| */ |
| #define IPR_QUERY_RSRC_STATE 0xC2 |
| #define IPR_RESET_DEVICE 0xC3 |
| #define IPR_RESET_TYPE_SELECT 0x80 |
| #define IPR_LUN_RESET 0x40 |
| #define IPR_TARGET_RESET 0x20 |
| #define IPR_BUS_RESET 0x10 |
| #define IPR_ATA_PHY_RESET 0x80 |
| #define IPR_ID_HOST_RR_Q 0xC4 |
| #define IPR_QUERY_IOA_CONFIG 0xC5 |
| #define IPR_CANCEL_ALL_REQUESTS 0xCE |
| #define IPR_HOST_CONTROLLED_ASYNC 0xCF |
| #define IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE 0x01 |
| #define IPR_HCAM_CDB_OP_CODE_LOG_DATA 0x02 |
| #define IPR_SET_SUPPORTED_DEVICES 0xFB |
| #define IPR_IOA_SHUTDOWN 0xF7 |
| #define IPR_WR_BUF_DOWNLOAD_AND_SAVE 0x05 |
| |
| /* |
| * Timeouts |
| */ |
| #define IPR_SHUTDOWN_TIMEOUT (ipr_fastfail ? 60 * HZ : 10 * 60 * HZ) |
| #define IPR_VSET_RW_TIMEOUT (ipr_fastfail ? 30 * HZ : 2 * 60 * HZ) |
| #define IPR_ABBREV_SHUTDOWN_TIMEOUT (10 * HZ) |
| #define IPR_DEVICE_RESET_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) |
| #define IPR_CANCEL_ALL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) |
| #define IPR_ABORT_TASK_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) |
| #define IPR_INTERNAL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) |
| #define IPR_WRITE_BUFFER_TIMEOUT (10 * 60 * HZ) |
| #define IPR_SET_SUP_DEVICE_TIMEOUT (2 * 60 * HZ) |
| #define IPR_REQUEST_SENSE_TIMEOUT (10 * HZ) |
| #define IPR_OPERATIONAL_TIMEOUT (5 * 60) |
| #define IPR_WAIT_FOR_RESET_TIMEOUT (2 * HZ) |
| #define IPR_CHECK_FOR_RESET_TIMEOUT (HZ / 10) |
| #define IPR_WAIT_FOR_BIST_TIMEOUT (2 * HZ) |
| #define IPR_DUMP_TIMEOUT (15 * HZ) |
| |
| /* |
| * SCSI Literals |
| */ |
| #define IPR_VENDOR_ID_LEN 8 |
| #define IPR_PROD_ID_LEN 16 |
| #define IPR_SERIAL_NUM_LEN 8 |
| |
| /* |
| * Hardware literals |
| */ |
| #define IPR_FMT2_MBX_ADDR_MASK 0x0fffffff |
| #define IPR_FMT2_MBX_BAR_SEL_MASK 0xf0000000 |
| #define IPR_FMT2_MKR_BAR_SEL_SHIFT 28 |
| #define IPR_GET_FMT2_BAR_SEL(mbx) \ |
| (((mbx) & IPR_FMT2_MBX_BAR_SEL_MASK) >> IPR_FMT2_MKR_BAR_SEL_SHIFT) |
| #define IPR_SDT_FMT2_BAR0_SEL 0x0 |
| #define IPR_SDT_FMT2_BAR1_SEL 0x1 |
| #define IPR_SDT_FMT2_BAR2_SEL 0x2 |
| #define IPR_SDT_FMT2_BAR3_SEL 0x3 |
| #define IPR_SDT_FMT2_BAR4_SEL 0x4 |
| #define IPR_SDT_FMT2_BAR5_SEL 0x5 |
| #define IPR_SDT_FMT2_EXP_ROM_SEL 0x8 |
| #define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2 |
| #define IPR_DOORBELL 0x82800000 |
| #define IPR_RUNTIME_RESET 0x40000000 |
| |
| #define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0) |
| #define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3) |
| #define IPR_PCII_IOA_UNIT_CHECKED (0x80000000 >> 4) |
| #define IPR_PCII_NO_HOST_RRQ (0x80000000 >> 5) |
| #define IPR_PCII_CRITICAL_OPERATION (0x80000000 >> 6) |
| #define IPR_PCII_IO_DEBUG_ACKNOWLEDGE (0x80000000 >> 7) |
| #define IPR_PCII_IOARRIN_LOST (0x80000000 >> 27) |
| #define IPR_PCII_MMIO_ERROR (0x80000000 >> 28) |
| #define IPR_PCII_PROC_ERR_STATE (0x80000000 >> 29) |
| #define IPR_PCII_HRRQ_UPDATED (0x80000000 >> 30) |
| #define IPR_PCII_CORE_ISSUED_RST_REQ (0x80000000 >> 31) |
| |
| #define IPR_PCII_ERROR_INTERRUPTS \ |
| (IPR_PCII_IOARCB_XFER_FAILED | IPR_PCII_IOA_UNIT_CHECKED | \ |
| IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR) |
| |
| #define IPR_PCII_OPER_INTERRUPTS \ |
| (IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED | IPR_PCII_IOA_TRANS_TO_OPER) |
| |
| #define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7) |
| #define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9) |
| |
| #define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */ |
| #define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */ |
| |
| /* |
| * Dump literals |
| */ |
| #define IPR_MAX_IOA_DUMP_SIZE (4 * 1024 * 1024) |
| #define IPR_NUM_SDT_ENTRIES 511 |
| #define IPR_MAX_NUM_DUMP_PAGES ((IPR_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1) |
| |
| /* |
| * Misc literals |
| */ |
| #define IPR_NUM_IOADL_ENTRIES IPR_MAX_SGLIST |
| |
| /* |
| * Adapter interface types |
| */ |
| |
| struct ipr_res_addr { |
| u8 reserved; |
| u8 bus; |
| u8 target; |
| u8 lun; |
| #define IPR_GET_PHYS_LOC(res_addr) \ |
| (((res_addr).bus << 16) | ((res_addr).target << 8) | (res_addr).lun) |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_std_inq_vpids { |
| u8 vendor_id[IPR_VENDOR_ID_LEN]; |
| u8 product_id[IPR_PROD_ID_LEN]; |
| }__attribute__((packed)); |
| |
| struct ipr_vpd { |
| struct ipr_std_inq_vpids vpids; |
| u8 sn[IPR_SERIAL_NUM_LEN]; |
| }__attribute__((packed)); |
| |
| struct ipr_ext_vpd { |
| struct ipr_vpd vpd; |
| __be32 wwid[2]; |
| }__attribute__((packed)); |
| |
| struct ipr_std_inq_data { |
| u8 peri_qual_dev_type; |
| #define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5) |
| #define IPR_STD_INQ_PERI_DEV_TYPE(peri) ((peri) & 0x1F) |
| |
| u8 removeable_medium_rsvd; |
| #define IPR_STD_INQ_REMOVEABLE_MEDIUM 0x80 |
| |
| #define IPR_IS_DASD_DEVICE(std_inq) \ |
| ((IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_DISK) && \ |
| !(((std_inq).removeable_medium_rsvd) & IPR_STD_INQ_REMOVEABLE_MEDIUM)) |
| |
| #define IPR_IS_SES_DEVICE(std_inq) \ |
| (IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_ENCLOSURE) |
| |
| u8 version; |
| u8 aen_naca_fmt; |
| u8 additional_len; |
| u8 sccs_rsvd; |
| u8 bq_enc_multi; |
| u8 sync_cmdq_flags; |
| |
| struct ipr_std_inq_vpids vpids; |
| |
| u8 ros_rsvd_ram_rsvd[4]; |
| |
| u8 serial_num[IPR_SERIAL_NUM_LEN]; |
| }__attribute__ ((packed)); |
| |
| struct ipr_config_table_entry { |
| u8 proto; |
| #define IPR_PROTO_SATA 0x02 |
| #define IPR_PROTO_SATA_ATAPI 0x03 |
| #define IPR_PROTO_SAS_STP 0x06 |
| #define IPR_PROTO_SAS_STP_ATAPI 0x07 |
| u8 array_id; |
| u8 flags; |
| #define IPR_IS_IOA_RESOURCE 0x80 |
| #define IPR_IS_ARRAY_MEMBER 0x20 |
| #define IPR_IS_HOT_SPARE 0x10 |
| |
| u8 rsvd_subtype; |
| #define IPR_RES_SUBTYPE(res) (((res)->cfgte.rsvd_subtype) & 0x0f) |
| #define IPR_SUBTYPE_AF_DASD 0 |
| #define IPR_SUBTYPE_GENERIC_SCSI 1 |
| #define IPR_SUBTYPE_VOLUME_SET 2 |
| #define IPR_SUBTYPE_GENERIC_ATA 4 |
| |
| #define IPR_QUEUEING_MODEL(res) ((((res)->cfgte.flags) & 0x70) >> 4) |
| #define IPR_QUEUE_FROZEN_MODEL 0 |
| #define IPR_QUEUE_NACA_MODEL 1 |
| |
| struct ipr_res_addr res_addr; |
| __be32 res_handle; |
| __be32 reserved4[2]; |
| struct ipr_std_inq_data std_inq_data; |
| }__attribute__ ((packed, aligned (4))); |
| |
| struct ipr_config_table_hdr { |
| u8 num_entries; |
| u8 flags; |
| #define IPR_UCODE_DOWNLOAD_REQ 0x10 |
| __be16 reserved; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_config_table { |
| struct ipr_config_table_hdr hdr; |
| struct ipr_config_table_entry dev[IPR_MAX_PHYSICAL_DEVS]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_cfg_ch_not { |
| struct ipr_config_table_entry cfgte; |
| u8 reserved[936]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_supported_device { |
| __be16 data_length; |
| u8 reserved; |
| u8 num_records; |
| struct ipr_std_inq_vpids vpids; |
| u8 reserved2[16]; |
| }__attribute__((packed, aligned (4))); |
| |
| /* Command packet structure */ |
| struct ipr_cmd_pkt { |
| __be16 reserved; /* Reserved by IOA */ |
| u8 request_type; |
| #define IPR_RQTYPE_SCSICDB 0x00 |
| #define IPR_RQTYPE_IOACMD 0x01 |
| #define IPR_RQTYPE_HCAM 0x02 |
| #define IPR_RQTYPE_ATA_PASSTHRU 0x04 |
| |
| u8 luntar_luntrn; |
| |
| u8 flags_hi; |
| #define IPR_FLAGS_HI_WRITE_NOT_READ 0x80 |
| #define IPR_FLAGS_HI_NO_ULEN_CHK 0x20 |
| #define IPR_FLAGS_HI_SYNC_OVERRIDE 0x10 |
| #define IPR_FLAGS_HI_SYNC_COMPLETE 0x08 |
| #define IPR_FLAGS_HI_NO_LINK_DESC 0x04 |
| |
| u8 flags_lo; |
| #define IPR_FLAGS_LO_ALIGNED_BFR 0x20 |
| #define IPR_FLAGS_LO_DELAY_AFTER_RST 0x10 |
| #define IPR_FLAGS_LO_UNTAGGED_TASK 0x00 |
| #define IPR_FLAGS_LO_SIMPLE_TASK 0x02 |
| #define IPR_FLAGS_LO_ORDERED_TASK 0x04 |
| #define IPR_FLAGS_LO_HEAD_OF_Q_TASK 0x06 |
| #define IPR_FLAGS_LO_ACA_TASK 0x08 |
| |
| u8 cdb[16]; |
| __be16 timeout; |
| }__attribute__ ((packed, aligned(4))); |
| |
| struct ipr_ioarcb_ata_regs { |
| u8 flags; |
| #define IPR_ATA_FLAG_PACKET_CMD 0x80 |
| #define IPR_ATA_FLAG_XFER_TYPE_DMA 0x40 |
| #define IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION 0x20 |
| u8 reserved[3]; |
| |
| __be16 data; |
| u8 feature; |
| u8 nsect; |
| u8 lbal; |
| u8 lbam; |
| u8 lbah; |
| u8 device; |
| u8 command; |
| u8 reserved2[3]; |
| u8 hob_feature; |
| u8 hob_nsect; |
| u8 hob_lbal; |
| u8 hob_lbam; |
| u8 hob_lbah; |
| u8 ctl; |
| }__attribute__ ((packed, aligned(4))); |
| |
| struct ipr_ioarcb_add_data { |
| union { |
| struct ipr_ioarcb_ata_regs regs; |
| __be32 add_cmd_parms[10]; |
| }u; |
| }__attribute__ ((packed, aligned(4))); |
| |
| /* IOA Request Control Block 128 bytes */ |
| struct ipr_ioarcb { |
| __be32 ioarcb_host_pci_addr; |
| __be32 reserved; |
| __be32 res_handle; |
| __be32 host_response_handle; |
| __be32 reserved1; |
| __be32 reserved2; |
| __be32 reserved3; |
| |
| __be32 write_data_transfer_length; |
| __be32 read_data_transfer_length; |
| __be32 write_ioadl_addr; |
| __be32 write_ioadl_len; |
| __be32 read_ioadl_addr; |
| __be32 read_ioadl_len; |
| |
| __be32 ioasa_host_pci_addr; |
| __be16 ioasa_len; |
| __be16 reserved4; |
| |
| struct ipr_cmd_pkt cmd_pkt; |
| |
| __be32 add_cmd_parms_len; |
| struct ipr_ioarcb_add_data add_data; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_ioadl_desc { |
| __be32 flags_and_data_len; |
| #define IPR_IOADL_FLAGS_MASK 0xff000000 |
| #define IPR_IOADL_GET_FLAGS(x) (be32_to_cpu(x) & IPR_IOADL_FLAGS_MASK) |
| #define IPR_IOADL_DATA_LEN_MASK 0x00ffffff |
| #define IPR_IOADL_GET_DATA_LEN(x) (be32_to_cpu(x) & IPR_IOADL_DATA_LEN_MASK) |
| #define IPR_IOADL_FLAGS_READ 0x48000000 |
| #define IPR_IOADL_FLAGS_READ_LAST 0x49000000 |
| #define IPR_IOADL_FLAGS_WRITE 0x68000000 |
| #define IPR_IOADL_FLAGS_WRITE_LAST 0x69000000 |
| #define IPR_IOADL_FLAGS_LAST 0x01000000 |
| |
| __be32 address; |
| }__attribute__((packed, aligned (8))); |
| |
| struct ipr_ioasa_vset { |
| __be32 failing_lba_hi; |
| __be32 failing_lba_lo; |
| __be32 reserved; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_ioasa_af_dasd { |
| __be32 failing_lba; |
| __be32 reserved[2]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_ioasa_gpdd { |
| u8 end_state; |
| u8 bus_phase; |
| __be16 reserved; |
| __be32 ioa_data[2]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_ioasa_gata { |
| u8 error; |
| u8 nsect; /* Interrupt reason */ |
| u8 lbal; |
| u8 lbam; |
| u8 lbah; |
| u8 device; |
| u8 status; |
| u8 alt_status; /* ATA CTL */ |
| u8 hob_nsect; |
| u8 hob_lbal; |
| u8 hob_lbam; |
| u8 hob_lbah; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_auto_sense { |
| __be16 auto_sense_len; |
| __be16 ioa_data_len; |
| __be32 data[SCSI_SENSE_BUFFERSIZE/sizeof(__be32)]; |
| }; |
| |
| struct ipr_ioasa { |
| __be32 ioasc; |
| #define IPR_IOASC_SENSE_KEY(ioasc) ((ioasc) >> 24) |
| #define IPR_IOASC_SENSE_CODE(ioasc) (((ioasc) & 0x00ff0000) >> 16) |
| #define IPR_IOASC_SENSE_QUAL(ioasc) (((ioasc) & 0x0000ff00) >> 8) |
| #define IPR_IOASC_SENSE_STATUS(ioasc) ((ioasc) & 0x000000ff) |
| |
| __be16 ret_stat_len; /* Length of the returned IOASA */ |
| |
| __be16 avail_stat_len; /* Total Length of status available. */ |
| |
| __be32 residual_data_len; /* number of bytes in the host data */ |
| /* buffers that were not used by the IOARCB command. */ |
| |
| __be32 ilid; |
| #define IPR_NO_ILID 0 |
| #define IPR_DRIVER_ILID 0xffffffff |
| |
| __be32 fd_ioasc; |
| |
| __be32 fd_phys_locator; |
| |
| __be32 fd_res_handle; |
| |
| __be32 ioasc_specific; /* status code specific field */ |
| #define IPR_ADDITIONAL_STATUS_FMT 0x80000000 |
| #define IPR_AUTOSENSE_VALID 0x40000000 |
| #define IPR_ATA_DEVICE_WAS_RESET 0x20000000 |
| #define IPR_IOASC_SPECIFIC_MASK 0x00ffffff |
| #define IPR_FIELD_POINTER_VALID (0x80000000 >> 8) |
| #define IPR_FIELD_POINTER_MASK 0x0000ffff |
| |
| union { |
| struct ipr_ioasa_vset vset; |
| struct ipr_ioasa_af_dasd dasd; |
| struct ipr_ioasa_gpdd gpdd; |
| struct ipr_ioasa_gata gata; |
| } u; |
| |
| struct ipr_auto_sense auto_sense; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_mode_parm_hdr { |
| u8 length; |
| u8 medium_type; |
| u8 device_spec_parms; |
| u8 block_desc_len; |
| }__attribute__((packed)); |
| |
| struct ipr_mode_pages { |
| struct ipr_mode_parm_hdr hdr; |
| u8 data[255 - sizeof(struct ipr_mode_parm_hdr)]; |
| }__attribute__((packed)); |
| |
| struct ipr_mode_page_hdr { |
| u8 ps_page_code; |
| #define IPR_MODE_PAGE_PS 0x80 |
| #define IPR_GET_MODE_PAGE_CODE(hdr) ((hdr)->ps_page_code & 0x3F) |
| u8 page_length; |
| }__attribute__ ((packed)); |
| |
| struct ipr_dev_bus_entry { |
| struct ipr_res_addr res_addr; |
| u8 flags; |
| #define IPR_SCSI_ATTR_ENABLE_QAS 0x80 |
| #define IPR_SCSI_ATTR_DISABLE_QAS 0x40 |
| #define IPR_SCSI_ATTR_QAS_MASK 0xC0 |
| #define IPR_SCSI_ATTR_ENABLE_TM 0x20 |
| #define IPR_SCSI_ATTR_NO_TERM_PWR 0x10 |
| #define IPR_SCSI_ATTR_TM_SUPPORTED 0x08 |
| #define IPR_SCSI_ATTR_LVD_TO_SE_NOT_ALLOWED 0x04 |
| |
| u8 scsi_id; |
| u8 bus_width; |
| u8 extended_reset_delay; |
| #define IPR_EXTENDED_RESET_DELAY 7 |
| |
| __be32 max_xfer_rate; |
| |
| u8 spinup_delay; |
| u8 reserved3; |
| __be16 reserved4; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_mode_page28 { |
| struct ipr_mode_page_hdr hdr; |
| u8 num_entries; |
| u8 entry_length; |
| struct ipr_dev_bus_entry bus[0]; |
| }__attribute__((packed)); |
| |
| struct ipr_ioa_vpd { |
| struct ipr_std_inq_data std_inq_data; |
| u8 ascii_part_num[12]; |
| u8 reserved[40]; |
| u8 ascii_plant_code[4]; |
| }__attribute__((packed)); |
| |
| struct ipr_inquiry_page3 { |
| u8 peri_qual_dev_type; |
| u8 page_code; |
| u8 reserved1; |
| u8 page_length; |
| u8 ascii_len; |
| u8 reserved2[3]; |
| u8 load_id[4]; |
| u8 major_release; |
| u8 card_type; |
| u8 minor_release[2]; |
| u8 ptf_number[4]; |
| u8 patch_number[4]; |
| }__attribute__((packed)); |
| |
| #define IPR_INQUIRY_PAGE0_ENTRIES 20 |
| struct ipr_inquiry_page0 { |
| u8 peri_qual_dev_type; |
| u8 page_code; |
| u8 reserved1; |
| u8 len; |
| u8 page[IPR_INQUIRY_PAGE0_ENTRIES]; |
| }__attribute__((packed)); |
| |
| struct ipr_hostrcb_device_data_entry { |
| struct ipr_vpd vpd; |
| struct ipr_res_addr dev_res_addr; |
| struct ipr_vpd new_vpd; |
| struct ipr_vpd ioa_last_with_dev_vpd; |
| struct ipr_vpd cfc_last_with_dev_vpd; |
| __be32 ioa_data[5]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_device_data_entry_enhanced { |
| struct ipr_ext_vpd vpd; |
| u8 ccin[4]; |
| struct ipr_res_addr dev_res_addr; |
| struct ipr_ext_vpd new_vpd; |
| u8 new_ccin[4]; |
| struct ipr_ext_vpd ioa_last_with_dev_vpd; |
| struct ipr_ext_vpd cfc_last_with_dev_vpd; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_array_data_entry { |
| struct ipr_vpd vpd; |
| struct ipr_res_addr expected_dev_res_addr; |
| struct ipr_res_addr dev_res_addr; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_array_data_entry_enhanced { |
| struct ipr_ext_vpd vpd; |
| u8 ccin[4]; |
| struct ipr_res_addr expected_dev_res_addr; |
| struct ipr_res_addr dev_res_addr; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_type_ff_error { |
| __be32 ioa_data[502]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_type_01_error { |
| __be32 seek_counter; |
| __be32 read_counter; |
| u8 sense_data[32]; |
| __be32 ioa_data[236]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_type_02_error { |
| struct ipr_vpd ioa_vpd; |
| struct ipr_vpd cfc_vpd; |
| struct ipr_vpd ioa_last_attached_to_cfc_vpd; |
| struct ipr_vpd cfc_last_attached_to_ioa_vpd; |
| __be32 ioa_data[3]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_type_12_error { |
| struct ipr_ext_vpd ioa_vpd; |
| struct ipr_ext_vpd cfc_vpd; |
| struct ipr_ext_vpd ioa_last_attached_to_cfc_vpd; |
| struct ipr_ext_vpd cfc_last_attached_to_ioa_vpd; |
| __be32 ioa_data[3]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_type_03_error { |
| struct ipr_vpd ioa_vpd; |
| struct ipr_vpd cfc_vpd; |
| __be32 errors_detected; |
| __be32 errors_logged; |
| u8 ioa_data[12]; |
| struct ipr_hostrcb_device_data_entry dev[3]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_type_13_error { |
| struct ipr_ext_vpd ioa_vpd; |
| struct ipr_ext_vpd cfc_vpd; |
| __be32 errors_detected; |
| __be32 errors_logged; |
| struct ipr_hostrcb_device_data_entry_enhanced dev[3]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_type_04_error { |
| struct ipr_vpd ioa_vpd; |
| struct ipr_vpd cfc_vpd; |
| u8 ioa_data[12]; |
| struct ipr_hostrcb_array_data_entry array_member[10]; |
| __be32 exposed_mode_adn; |
| __be32 array_id; |
| struct ipr_vpd incomp_dev_vpd; |
| __be32 ioa_data2; |
| struct ipr_hostrcb_array_data_entry array_member2[8]; |
| struct ipr_res_addr last_func_vset_res_addr; |
| u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; |
| u8 protection_level[8]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_type_14_error { |
| struct ipr_ext_vpd ioa_vpd; |
| struct ipr_ext_vpd cfc_vpd; |
| __be32 exposed_mode_adn; |
| __be32 array_id; |
| struct ipr_res_addr last_func_vset_res_addr; |
| u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; |
| u8 protection_level[8]; |
| __be32 num_entries; |
| struct ipr_hostrcb_array_data_entry_enhanced array_member[18]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_type_07_error { |
| u8 failure_reason[64]; |
| struct ipr_vpd vpd; |
| u32 data[222]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_type_17_error { |
| u8 failure_reason[64]; |
| struct ipr_ext_vpd vpd; |
| u32 data[476]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_error { |
| __be32 failing_dev_ioasc; |
| struct ipr_res_addr failing_dev_res_addr; |
| __be32 failing_dev_res_handle; |
| __be32 prc; |
| union { |
| struct ipr_hostrcb_type_ff_error type_ff_error; |
| struct ipr_hostrcb_type_01_error type_01_error; |
| struct ipr_hostrcb_type_02_error type_02_error; |
| struct ipr_hostrcb_type_03_error type_03_error; |
| struct ipr_hostrcb_type_04_error type_04_error; |
| struct ipr_hostrcb_type_07_error type_07_error; |
| struct ipr_hostrcb_type_12_error type_12_error; |
| struct ipr_hostrcb_type_13_error type_13_error; |
| struct ipr_hostrcb_type_14_error type_14_error; |
| struct ipr_hostrcb_type_17_error type_17_error; |
| } u; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb_raw { |
| __be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hcam { |
| u8 op_code; |
| #define IPR_HOST_RCB_OP_CODE_CONFIG_CHANGE 0xE1 |
| #define IPR_HOST_RCB_OP_CODE_LOG_DATA 0xE2 |
| |
| u8 notify_type; |
| #define IPR_HOST_RCB_NOTIF_TYPE_EXISTING_CHANGED 0x00 |
| #define IPR_HOST_RCB_NOTIF_TYPE_NEW_ENTRY 0x01 |
| #define IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY 0x02 |
| #define IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY 0x10 |
| #define IPR_HOST_RCB_NOTIF_TYPE_INFORMATION_ENTRY 0x11 |
| |
| u8 notifications_lost; |
| #define IPR_HOST_RCB_NO_NOTIFICATIONS_LOST 0 |
| #define IPR_HOST_RCB_NOTIFICATIONS_LOST 0x80 |
| |
| u8 flags; |
| #define IPR_HOSTRCB_INTERNAL_OPER 0x80 |
| #define IPR_HOSTRCB_ERR_RESP_SENT 0x40 |
| |
| u8 overlay_id; |
| #define IPR_HOST_RCB_OVERLAY_ID_1 0x01 |
| #define IPR_HOST_RCB_OVERLAY_ID_2 0x02 |
| #define IPR_HOST_RCB_OVERLAY_ID_3 0x03 |
| #define IPR_HOST_RCB_OVERLAY_ID_4 0x04 |
| #define IPR_HOST_RCB_OVERLAY_ID_6 0x06 |
| #define IPR_HOST_RCB_OVERLAY_ID_7 0x07 |
| #define IPR_HOST_RCB_OVERLAY_ID_12 0x12 |
| #define IPR_HOST_RCB_OVERLAY_ID_13 0x13 |
| #define IPR_HOST_RCB_OVERLAY_ID_14 0x14 |
| #define IPR_HOST_RCB_OVERLAY_ID_16 0x16 |
| #define IPR_HOST_RCB_OVERLAY_ID_17 0x17 |
| #define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF |
| |
| u8 reserved1[3]; |
| __be32 ilid; |
| __be32 time_since_last_ioa_reset; |
| __be32 reserved2; |
| __be32 length; |
| |
| union { |
| struct ipr_hostrcb_error error; |
| struct ipr_hostrcb_cfg_ch_not ccn; |
| struct ipr_hostrcb_raw raw; |
| } u; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_hostrcb { |
| struct ipr_hcam hcam; |
| dma_addr_t hostrcb_dma; |
| struct list_head queue; |
| }; |
| |
| /* IPR smart dump table structures */ |
| struct ipr_sdt_entry { |
| __be32 bar_str_offset; |
| __be32 end_offset; |
| u8 entry_byte; |
| u8 reserved[3]; |
| |
| u8 flags; |
| #define IPR_SDT_ENDIAN 0x80 |
| #define IPR_SDT_VALID_ENTRY 0x20 |
| |
| u8 resv; |
| __be16 priority; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_sdt_header { |
| __be32 state; |
| __be32 num_entries; |
| __be32 num_entries_used; |
| __be32 dump_size; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_sdt { |
| struct ipr_sdt_header hdr; |
| struct ipr_sdt_entry entry[IPR_NUM_SDT_ENTRIES]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_uc_sdt { |
| struct ipr_sdt_header hdr; |
| struct ipr_sdt_entry entry[1]; |
| }__attribute__((packed, aligned (4))); |
| |
| /* |
| * Driver types |
| */ |
| struct ipr_bus_attributes { |
| u8 bus; |
| u8 qas_enabled; |
| u8 bus_width; |
| u8 reserved; |
| u32 max_xfer_rate; |
| }; |
| |
| struct ipr_resource_entry { |
| struct ipr_config_table_entry cfgte; |
| u8 needs_sync_complete:1; |
| u8 in_erp:1; |
| u8 add_to_ml:1; |
| u8 del_from_ml:1; |
| u8 resetting_device:1; |
| |
| struct scsi_device *sdev; |
| struct list_head queue; |
| }; |
| |
| struct ipr_resource_hdr { |
| u16 num_entries; |
| u16 reserved; |
| }; |
| |
| struct ipr_resource_table { |
| struct ipr_resource_hdr hdr; |
| struct ipr_resource_entry dev[IPR_MAX_PHYSICAL_DEVS]; |
| }; |
| |
| struct ipr_misc_cbs { |
| struct ipr_ioa_vpd ioa_vpd; |
| struct ipr_inquiry_page0 page0_data; |
| struct ipr_inquiry_page3 page3_data; |
| struct ipr_mode_pages mode_pages; |
| struct ipr_supported_device supp_dev; |
| }; |
| |
| struct ipr_interrupt_offsets { |
| unsigned long set_interrupt_mask_reg; |
| unsigned long clr_interrupt_mask_reg; |
| unsigned long sense_interrupt_mask_reg; |
| unsigned long clr_interrupt_reg; |
| |
| unsigned long sense_interrupt_reg; |
| unsigned long ioarrin_reg; |
| unsigned long sense_uproc_interrupt_reg; |
| unsigned long set_uproc_interrupt_reg; |
| unsigned long clr_uproc_interrupt_reg; |
| }; |
| |
| struct ipr_interrupts { |
| void __iomem *set_interrupt_mask_reg; |
| void __iomem *clr_interrupt_mask_reg; |
| void __iomem *sense_interrupt_mask_reg; |
| void __iomem *clr_interrupt_reg; |
| |
| void __iomem *sense_interrupt_reg; |
| void __iomem *ioarrin_reg; |
| void __iomem *sense_uproc_interrupt_reg; |
| void __iomem *set_uproc_interrupt_reg; |
| void __iomem *clr_uproc_interrupt_reg; |
| }; |
| |
| struct ipr_chip_cfg_t { |
| u32 mailbox; |
| u8 cache_line_size; |
| struct ipr_interrupt_offsets regs; |
| }; |
| |
| struct ipr_chip_t { |
| u16 vendor; |
| u16 device; |
| const struct ipr_chip_cfg_t *cfg; |
| }; |
| |
| enum ipr_shutdown_type { |
| IPR_SHUTDOWN_NORMAL = 0x00, |
| IPR_SHUTDOWN_PREPARE_FOR_NORMAL = 0x40, |
| IPR_SHUTDOWN_ABBREV = 0x80, |
| IPR_SHUTDOWN_NONE = 0x100 |
| }; |
| |
| struct ipr_trace_entry { |
| u32 time; |
| |
| u8 op_code; |
| u8 type; |
| #define IPR_TRACE_START 0x00 |
| #define IPR_TRACE_FINISH 0xff |
| u16 cmd_index; |
| |
| __be32 res_handle; |
| union { |
| u32 ioasc; |
| u32 add_data; |
| u32 res_addr; |
| } u; |
| }; |
| |
| struct ipr_sglist { |
| u32 order; |
| u32 num_sg; |
| u32 num_dma_sg; |
| u32 buffer_len; |
| struct scatterlist scatterlist[1]; |
| }; |
| |
| enum ipr_sdt_state { |
| INACTIVE, |
| WAIT_FOR_DUMP, |
| GET_DUMP, |
| ABORT_DUMP, |
| DUMP_OBTAINED |
| }; |
| |
| enum ipr_cache_state { |
| CACHE_NONE, |
| CACHE_DISABLED, |
| CACHE_ENABLED, |
| CACHE_INVALID |
| }; |
| |
| /* Per-controller data */ |
| struct ipr_ioa_cfg { |
| char eye_catcher[8]; |
| #define IPR_EYECATCHER "iprcfg" |
| |
| struct list_head queue; |
| |
| u8 allow_interrupts:1; |
| u8 in_reset_reload:1; |
| u8 in_ioa_bringdown:1; |
| u8 ioa_unit_checked:1; |
| u8 ioa_is_dead:1; |
| u8 dump_taken:1; |
| u8 allow_cmds:1; |
| u8 allow_ml_add_del:1; |
| u8 needs_hard_reset:1; |
| |
| enum ipr_cache_state cache_state; |
| u16 type; /* CCIN of the card */ |
| |
| u8 log_level; |
| #define IPR_MAX_LOG_LEVEL 4 |
| #define IPR_DEFAULT_LOG_LEVEL 2 |
| |
| #define IPR_NUM_TRACE_INDEX_BITS 8 |
| #define IPR_NUM_TRACE_ENTRIES (1 << IPR_NUM_TRACE_INDEX_BITS) |
| #define IPR_TRACE_SIZE (sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES) |
| char trace_start[8]; |
| #define IPR_TRACE_START_LABEL "trace" |
| struct ipr_trace_entry *trace; |
| u32 trace_index:IPR_NUM_TRACE_INDEX_BITS; |
| |
| /* |
| * Queue for free command blocks |
| */ |
| char ipr_free_label[8]; |
| #define IPR_FREEQ_LABEL "free-q" |
| struct list_head free_q; |
| |
| /* |
| * Queue for command blocks outstanding to the adapter |
| */ |
| char ipr_pending_label[8]; |
| #define IPR_PENDQ_LABEL "pend-q" |
| struct list_head pending_q; |
| |
| char cfg_table_start[8]; |
| #define IPR_CFG_TBL_START "cfg" |
| struct ipr_config_table *cfg_table; |
| dma_addr_t cfg_table_dma; |
| |
| char resource_table_label[8]; |
| #define IPR_RES_TABLE_LABEL "res_tbl" |
| struct ipr_resource_entry *res_entries; |
| struct list_head free_res_q; |
| struct list_head used_res_q; |
| |
| char ipr_hcam_label[8]; |
| #define IPR_HCAM_LABEL "hcams" |
| struct ipr_hostrcb *hostrcb[IPR_NUM_HCAMS]; |
| dma_addr_t hostrcb_dma[IPR_NUM_HCAMS]; |
| struct list_head hostrcb_free_q; |
| struct list_head hostrcb_pending_q; |
| |
| __be32 *host_rrq; |
| dma_addr_t host_rrq_dma; |
| #define IPR_HRRQ_REQ_RESP_HANDLE_MASK 0xfffffffc |
| #define IPR_HRRQ_RESP_BIT_SET 0x00000002 |
| #define IPR_HRRQ_TOGGLE_BIT 0x00000001 |
| #define IPR_HRRQ_REQ_RESP_HANDLE_SHIFT 2 |
| volatile __be32 *hrrq_start; |
| volatile __be32 *hrrq_end; |
| volatile __be32 *hrrq_curr; |
| volatile u32 toggle_bit; |
| |
| struct ipr_bus_attributes bus_attr[IPR_MAX_NUM_BUSES]; |
| |
| const struct ipr_chip_cfg_t *chip_cfg; |
| |
| void __iomem *hdw_dma_regs; /* iomapped PCI memory space */ |
| unsigned long hdw_dma_regs_pci; /* raw PCI memory space */ |
| void __iomem *ioa_mailbox; |
| struct ipr_interrupts regs; |
| |
| u16 saved_pcix_cmd_reg; |
| u16 reset_retries; |
| |
| u32 errors_logged; |
| u32 doorbell; |
| |
| struct Scsi_Host *host; |
| struct pci_dev *pdev; |
| struct ipr_sglist *ucode_sglist; |
| u8 saved_mode_page_len; |
| |
| struct work_struct work_q; |
| |
| wait_queue_head_t reset_wait_q; |
| |
| struct ipr_dump *dump; |
| enum ipr_sdt_state sdt_state; |
| |
| struct ipr_misc_cbs *vpd_cbs; |
| dma_addr_t vpd_cbs_dma; |
| |
| struct pci_pool *ipr_cmd_pool; |
| |
| struct ipr_cmnd *reset_cmd; |
| |
| char ipr_cmd_label[8]; |
| #define IPR_CMD_LABEL "ipr_cmnd" |
| struct ipr_cmnd *ipr_cmnd_list[IPR_NUM_CMD_BLKS]; |
| u32 ipr_cmnd_list_dma[IPR_NUM_CMD_BLKS]; |
| }; |
| |
| struct ipr_cmnd { |
| struct ipr_ioarcb ioarcb; |
| struct ipr_ioasa ioasa; |
| struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES]; |
| struct list_head queue; |
| struct scsi_cmnd *scsi_cmd; |
| struct completion completion; |
| struct timer_list timer; |
| void (*done) (struct ipr_cmnd *); |
| int (*job_step) (struct ipr_cmnd *); |
| int (*job_step_failed) (struct ipr_cmnd *); |
| u16 cmd_index; |
| u8 sense_buffer[SCSI_SENSE_BUFFERSIZE]; |
| dma_addr_t sense_buffer_dma; |
| unsigned short dma_use_sg; |
| dma_addr_t dma_handle; |
| struct ipr_cmnd *sibling; |
| union { |
| enum ipr_shutdown_type shutdown_type; |
| struct ipr_hostrcb *hostrcb; |
| unsigned long time_left; |
| unsigned long scratch; |
| struct ipr_resource_entry *res; |
| struct scsi_device *sdev; |
| } u; |
| |
| struct ipr_ioa_cfg *ioa_cfg; |
| }; |
| |
| struct ipr_ses_table_entry { |
| char product_id[17]; |
| char compare_product_id_byte[17]; |
| u32 max_bus_speed_limit; /* MB/sec limit for this backplane */ |
| }; |
| |
| struct ipr_dump_header { |
| u32 eye_catcher; |
| #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 |
| u32 len; |
| u32 num_entries; |
| u32 first_entry_offset; |
| u32 status; |
| #define IPR_DUMP_STATUS_SUCCESS 0 |
| #define IPR_DUMP_STATUS_QUAL_SUCCESS 2 |
| #define IPR_DUMP_STATUS_FAILED 0xffffffff |
| u32 os; |
| #define IPR_DUMP_OS_LINUX 0x4C4E5558 |
| u32 driver_name; |
| #define IPR_DUMP_DRIVER_NAME 0x49505232 |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_dump_entry_header { |
| u32 eye_catcher; |
| #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 |
| u32 len; |
| u32 num_elems; |
| u32 offset; |
| u32 data_type; |
| #define IPR_DUMP_DATA_TYPE_ASCII 0x41534349 |
| #define IPR_DUMP_DATA_TYPE_BINARY 0x42494E41 |
| u32 id; |
| #define IPR_DUMP_IOA_DUMP_ID 0x494F4131 |
| #define IPR_DUMP_LOCATION_ID 0x4C4F4341 |
| #define IPR_DUMP_TRACE_ID 0x54524143 |
| #define IPR_DUMP_DRIVER_VERSION_ID 0x44525652 |
| #define IPR_DUMP_DRIVER_TYPE_ID 0x54595045 |
| #define IPR_DUMP_IOA_CTRL_BLK 0x494F4342 |
| #define IPR_DUMP_PEND_OPS 0x414F5053 |
| u32 status; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_dump_location_entry { |
| struct ipr_dump_entry_header hdr; |
| u8 location[BUS_ID_SIZE]; |
| }__attribute__((packed)); |
| |
| struct ipr_dump_trace_entry { |
| struct ipr_dump_entry_header hdr; |
| u32 trace[IPR_TRACE_SIZE / sizeof(u32)]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_dump_version_entry { |
| struct ipr_dump_entry_header hdr; |
| u8 version[sizeof(IPR_DRIVER_VERSION)]; |
| }; |
| |
| struct ipr_dump_ioa_type_entry { |
| struct ipr_dump_entry_header hdr; |
| u32 type; |
| u32 fw_version; |
| }; |
| |
| struct ipr_driver_dump { |
| struct ipr_dump_header hdr; |
| struct ipr_dump_version_entry version_entry; |
| struct ipr_dump_location_entry location_entry; |
| struct ipr_dump_ioa_type_entry ioa_type_entry; |
| struct ipr_dump_trace_entry trace_entry; |
| }__attribute__((packed)); |
| |
| struct ipr_ioa_dump { |
| struct ipr_dump_entry_header hdr; |
| struct ipr_sdt sdt; |
| __be32 *ioa_data[IPR_MAX_NUM_DUMP_PAGES]; |
| u32 reserved; |
| u32 next_page_index; |
| u32 page_offset; |
| u32 format; |
| #define IPR_SDT_FMT2 2 |
| #define IPR_SDT_UNKNOWN 3 |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_dump { |
| struct kref kref; |
| struct ipr_ioa_cfg *ioa_cfg; |
| struct ipr_driver_dump driver_dump; |
| struct ipr_ioa_dump ioa_dump; |
| }; |
| |
| struct ipr_error_table_t { |
| u32 ioasc; |
| int log_ioasa; |
| int log_hcam; |
| char *error; |
| }; |
| |
| struct ipr_software_inq_lid_info { |
| __be32 load_id; |
| __be32 timestamp[3]; |
| }__attribute__((packed, aligned (4))); |
| |
| struct ipr_ucode_image_header { |
| __be32 header_length; |
| __be32 lid_table_offset; |
| u8 major_release; |
| u8 card_type; |
| u8 minor_release[2]; |
| u8 reserved[20]; |
| char eyecatcher[16]; |
| __be32 num_lids; |
| struct ipr_software_inq_lid_info lid[1]; |
| }__attribute__((packed, aligned (4))); |
| |
| /* |
| * Macros |
| */ |
| #define IPR_DBG_CMD(CMD) if (ipr_debug) { CMD; } |
| |
| #ifdef CONFIG_SCSI_IPR_TRACE |
| #define ipr_create_trace_file(kobj, attr) sysfs_create_bin_file(kobj, attr) |
| #define ipr_remove_trace_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) |
| #else |
| #define ipr_create_trace_file(kobj, attr) 0 |
| #define ipr_remove_trace_file(kobj, attr) do { } while(0) |
| #endif |
| |
| #ifdef CONFIG_SCSI_IPR_DUMP |
| #define ipr_create_dump_file(kobj, attr) sysfs_create_bin_file(kobj, attr) |
| #define ipr_remove_dump_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) |
| #else |
| #define ipr_create_dump_file(kobj, attr) 0 |
| #define ipr_remove_dump_file(kobj, attr) do { } while(0) |
| #endif |
| |
| /* |
| * Error logging macros |
| */ |
| #define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__) |
| #define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__) |
| #define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)) |
| |
| #define ipr_ra_printk(level, ioa_cfg, ra, fmt, ...) \ |
| printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \ |
| (ra).bus, (ra).target, (ra).lun, ##__VA_ARGS__) |
| |
| #define ipr_ra_err(ioa_cfg, ra, fmt, ...) \ |
| ipr_ra_printk(KERN_ERR, ioa_cfg, ra, fmt, ##__VA_ARGS__) |
| |
| #define ipr_res_err(ioa_cfg, res, fmt, ...) \ |
| ipr_ra_err(ioa_cfg, (res)->cfgte.res_addr, fmt, ##__VA_ARGS__) |
| |
| #define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \ |
| { \ |
| if ((res).bus >= IPR_MAX_NUM_BUSES) { \ |
| ipr_err(fmt": unknown\n", ##__VA_ARGS__); \ |
| } else { \ |
| ipr_err(fmt": %d:%d:%d:%d\n", \ |
| ##__VA_ARGS__, (ioa_cfg)->host->host_no, \ |
| (res).bus, (res).target, (res).lun); \ |
| } \ |
| } |
| |
| #define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\ |
| __FILE__, __FUNCTION__, __LINE__) |
| |
| #define ENTER IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Entering %s\n", __FUNCTION__)) |
| #define LEAVE IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Leaving %s\n", __FUNCTION__)) |
| |
| #define ipr_err_separator \ |
| ipr_err("----------------------------------------------------------\n") |
| |
| |
| /* |
| * Inlines |
| */ |
| |
| /** |
| * ipr_is_ioa_resource - Determine if a resource is the IOA |
| * @res: resource entry struct |
| * |
| * Return value: |
| * 1 if IOA / 0 if not IOA |
| **/ |
| static inline int ipr_is_ioa_resource(struct ipr_resource_entry *res) |
| { |
| return (res->cfgte.flags & IPR_IS_IOA_RESOURCE) ? 1 : 0; |
| } |
| |
| /** |
| * ipr_is_af_dasd_device - Determine if a resource is an AF DASD |
| * @res: resource entry struct |
| * |
| * Return value: |
| * 1 if AF DASD / 0 if not AF DASD |
| **/ |
| static inline int ipr_is_af_dasd_device(struct ipr_resource_entry *res) |
| { |
| if (IPR_IS_DASD_DEVICE(res->cfgte.std_inq_data) && |
| !ipr_is_ioa_resource(res) && |
| IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_AF_DASD) |
| return 1; |
| else |
| return 0; |
| } |
| |
| /** |
| * ipr_is_vset_device - Determine if a resource is a VSET |
| * @res: resource entry struct |
| * |
| * Return value: |
| * 1 if VSET / 0 if not VSET |
| **/ |
| static inline int ipr_is_vset_device(struct ipr_resource_entry *res) |
| { |
| if (IPR_IS_DASD_DEVICE(res->cfgte.std_inq_data) && |
| !ipr_is_ioa_resource(res) && |
| IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_VOLUME_SET) |
| return 1; |
| else |
| return 0; |
| } |
| |
| /** |
| * ipr_is_gscsi - Determine if a resource is a generic scsi resource |
| * @res: resource entry struct |
| * |
| * Return value: |
| * 1 if GSCSI / 0 if not GSCSI |
| **/ |
| static inline int ipr_is_gscsi(struct ipr_resource_entry *res) |
| { |
| if (!ipr_is_ioa_resource(res) && |
| IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_GENERIC_SCSI) |
| return 1; |
| else |
| return 0; |
| } |
| |
| /** |
| * ipr_is_scsi_disk - Determine if a resource is a SCSI disk |
| * @res: resource entry struct |
| * |
| * Return value: |
| * 1 if SCSI disk / 0 if not SCSI disk |
| **/ |
| static inline int ipr_is_scsi_disk(struct ipr_resource_entry *res) |
| { |
| if (ipr_is_af_dasd_device(res) || |
| (ipr_is_gscsi(res) && IPR_IS_DASD_DEVICE(res->cfgte.std_inq_data))) |
| return 1; |
| else |
| return 0; |
| } |
| |
| /** |
| * ipr_is_gata - Determine if a resource is a generic ATA resource |
| * @res: resource entry struct |
| * |
| * Return value: |
| * 1 if GATA / 0 if not GATA |
| **/ |
| static inline int ipr_is_gata(struct ipr_resource_entry *res) |
| { |
| if (!ipr_is_ioa_resource(res) && |
| IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_GENERIC_ATA) |
| return 1; |
| else |
| return 0; |
| } |
| |
| /** |
| * ipr_is_naca_model - Determine if a resource is using NACA queueing model |
| * @res: resource entry struct |
| * |
| * Return value: |
| * 1 if NACA queueing model / 0 if not NACA queueing model |
| **/ |
| static inline int ipr_is_naca_model(struct ipr_resource_entry *res) |
| { |
| if (ipr_is_gscsi(res) && IPR_QUEUEING_MODEL(res) == IPR_QUEUE_NACA_MODEL) |
| return 1; |
| return 0; |
| } |
| |
| /** |
| * ipr_is_device - Determine if resource address is that of a device |
| * @res_addr: resource address struct |
| * |
| * Return value: |
| * 1 if AF / 0 if not AF |
| **/ |
| static inline int ipr_is_device(struct ipr_res_addr *res_addr) |
| { |
| if ((res_addr->bus < IPR_MAX_NUM_BUSES) && |
| (res_addr->target < (IPR_MAX_NUM_TARGETS_PER_BUS - 1))) |
| return 1; |
| |
| return 0; |
| } |
| |
| /** |
| * ipr_sdt_is_fmt2 - Determine if a SDT address is in format 2 |
| * @sdt_word: SDT address |
| * |
| * Return value: |
| * 1 if format 2 / 0 if not |
| **/ |
| static inline int ipr_sdt_is_fmt2(u32 sdt_word) |
| { |
| u32 bar_sel = IPR_GET_FMT2_BAR_SEL(sdt_word); |
| |
| switch (bar_sel) { |
| case IPR_SDT_FMT2_BAR0_SEL: |
| case IPR_SDT_FMT2_BAR1_SEL: |
| case IPR_SDT_FMT2_BAR2_SEL: |
| case IPR_SDT_FMT2_BAR3_SEL: |
| case IPR_SDT_FMT2_BAR4_SEL: |
| case IPR_SDT_FMT2_BAR5_SEL: |
| case IPR_SDT_FMT2_EXP_ROM_SEL: |
| return 1; |
| }; |
| |
| return 0; |
| } |
| |
| #endif |