diff options
Diffstat (limited to 'drivers/scsi/myrb.h')
| -rw-r--r-- | drivers/scsi/myrb.h | 958 |
1 files changed, 958 insertions, 0 deletions
diff --git a/drivers/scsi/myrb.h b/drivers/scsi/myrb.h new file mode 100644 index 0000000000..fb8eacfcee --- /dev/null +++ b/drivers/scsi/myrb.h @@ -0,0 +1,958 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Linux Driver for Mylex DAC960/AcceleRAID/eXtremeRAID PCI RAID Controllers + * + * Copyright 2017 Hannes Reinecke, SUSE Linux GmbH <hare@suse.com> + * + * Based on the original DAC960 driver, + * Copyright 1998-2001 by Leonard N. Zubkoff <lnz@dandelion.com> + * Portions Copyright 2002 by Mylex (An IBM Business Unit) + * + */ + +#ifndef MYRB_H +#define MYRB_H + +#define MYRB_MAX_LDEVS 32 +#define MYRB_MAX_CHANNELS 3 +#define MYRB_MAX_TARGETS 16 +#define MYRB_MAX_PHYSICAL_DEVICES 45 +#define MYRB_SCATTER_GATHER_LIMIT 32 +#define MYRB_CMD_MBOX_COUNT 256 +#define MYRB_STAT_MBOX_COUNT 1024 + +#define MYRB_BLKSIZE_BITS 9 +#define MYRB_MAILBOX_TIMEOUT 1000000 + +#define MYRB_DCMD_TAG 1 +#define MYRB_MCMD_TAG 2 + +#define MYRB_PRIMARY_MONITOR_INTERVAL (10 * HZ) +#define MYRB_SECONDARY_MONITOR_INTERVAL (60 * HZ) + +/* + * DAC960 V1 Firmware Command Opcodes. + */ +enum myrb_cmd_opcode { + /* I/O Commands */ + MYRB_CMD_READ_EXTENDED = 0x33, + MYRB_CMD_WRITE_EXTENDED = 0x34, + MYRB_CMD_READAHEAD_EXTENDED = 0x35, + MYRB_CMD_READ_EXTENDED_SG = 0xB3, + MYRB_CMD_WRITE_EXTENDED_SG = 0xB4, + MYRB_CMD_READ = 0x36, + MYRB_CMD_READ_SG = 0xB6, + MYRB_CMD_WRITE = 0x37, + MYRB_CMD_WRITE_SG = 0xB7, + MYRB_CMD_DCDB = 0x04, + MYRB_CMD_DCDB_SG = 0x84, + MYRB_CMD_FLUSH = 0x0A, + /* Controller Status Related Commands */ + MYRB_CMD_ENQUIRY = 0x53, + MYRB_CMD_ENQUIRY2 = 0x1C, + MYRB_CMD_GET_LDRV_ELEMENT = 0x55, + MYRB_CMD_GET_LDEV_INFO = 0x19, + MYRB_CMD_IOPORTREAD = 0x39, + MYRB_CMD_IOPORTWRITE = 0x3A, + MYRB_CMD_GET_SD_STATS = 0x3E, + MYRB_CMD_GET_PD_STATS = 0x3F, + MYRB_CMD_EVENT_LOG_OPERATION = 0x72, + /* Device Related Commands */ + MYRB_CMD_START_DEVICE = 0x10, + MYRB_CMD_GET_DEVICE_STATE = 0x50, + MYRB_CMD_STOP_CHANNEL = 0x13, + MYRB_CMD_START_CHANNEL = 0x12, + MYRB_CMD_RESET_CHANNEL = 0x1A, + /* Commands Associated with Data Consistency and Errors */ + MYRB_CMD_REBUILD = 0x09, + MYRB_CMD_REBUILD_ASYNC = 0x16, + MYRB_CMD_CHECK_CONSISTENCY = 0x0F, + MYRB_CMD_CHECK_CONSISTENCY_ASYNC = 0x1E, + MYRB_CMD_REBUILD_STAT = 0x0C, + MYRB_CMD_GET_REBUILD_PROGRESS = 0x27, + MYRB_CMD_REBUILD_CONTROL = 0x1F, + MYRB_CMD_READ_BADBLOCK_TABLE = 0x0B, + MYRB_CMD_READ_BADDATA_TABLE = 0x25, + MYRB_CMD_CLEAR_BADDATA_TABLE = 0x26, + MYRB_CMD_GET_ERROR_TABLE = 0x17, + MYRB_CMD_ADD_CAPACITY_ASYNC = 0x2A, + MYRB_CMD_BGI_CONTROL = 0x2B, + /* Configuration Related Commands */ + MYRB_CMD_READ_CONFIG2 = 0x3D, + MYRB_CMD_WRITE_CONFIG2 = 0x3C, + MYRB_CMD_READ_CONFIG_ONDISK = 0x4A, + MYRB_CMD_WRITE_CONFIG_ONDISK = 0x4B, + MYRB_CMD_READ_CONFIG = 0x4E, + MYRB_CMD_READ_BACKUP_CONFIG = 0x4D, + MYRB_CMD_WRITE_CONFIG = 0x4F, + MYRB_CMD_ADD_CONFIG = 0x4C, + MYRB_CMD_READ_CONFIG_LABEL = 0x48, + MYRB_CMD_WRITE_CONFIG_LABEL = 0x49, + /* Firmware Upgrade Related Commands */ + MYRB_CMD_LOAD_IMAGE = 0x20, + MYRB_CMD_STORE_IMAGE = 0x21, + MYRB_CMD_PROGRAM_IMAGE = 0x22, + /* Diagnostic Commands */ + MYRB_CMD_SET_DIAGNOSTIC_MODE = 0x31, + MYRB_CMD_RUN_DIAGNOSTIC = 0x32, + /* Subsystem Service Commands */ + MYRB_CMD_GET_SUBSYS_DATA = 0x70, + MYRB_CMD_SET_SUBSYS_PARAM = 0x71, + /* Version 2.xx Firmware Commands */ + MYRB_CMD_ENQUIRY_OLD = 0x05, + MYRB_CMD_GET_DEVICE_STATE_OLD = 0x14, + MYRB_CMD_READ_OLD = 0x02, + MYRB_CMD_WRITE_OLD = 0x03, + MYRB_CMD_READ_SG_OLD = 0x82, + MYRB_CMD_WRITE_SG_OLD = 0x83 +} __packed; + +/* + * DAC960 V1 Firmware Command Status Codes. + */ +#define MYRB_STATUS_SUCCESS 0x0000 /* Common */ +#define MYRB_STATUS_CHECK_CONDITION 0x0002 /* Common */ +#define MYRB_STATUS_NO_DEVICE 0x0102 /* Common */ +#define MYRB_STATUS_INVALID_ADDRESS 0x0105 /* Common */ +#define MYRB_STATUS_INVALID_PARAM 0x0105 /* Common */ +#define MYRB_STATUS_IRRECOVERABLE_DATA_ERROR 0x0001 /* I/O */ +#define MYRB_STATUS_LDRV_NONEXISTENT_OR_OFFLINE 0x0002 /* I/O */ +#define MYRB_STATUS_ACCESS_BEYOND_END_OF_LDRV 0x0105 /* I/O */ +#define MYRB_STATUS_BAD_DATA 0x010C /* I/O */ +#define MYRB_STATUS_DEVICE_BUSY 0x0008 /* DCDB */ +#define MYRB_STATUS_DEVICE_NONRESPONSIVE 0x000E /* DCDB */ +#define MYRB_STATUS_COMMAND_TERMINATED 0x000F /* DCDB */ +#define MYRB_STATUS_START_DEVICE_FAILED 0x0002 /* Device */ +#define MYRB_STATUS_INVALID_CHANNEL_OR_TARGET 0x0105 /* Device */ +#define MYRB_STATUS_CHANNEL_BUSY 0x0106 /* Device */ +#define MYRB_STATUS_OUT_OF_MEMORY 0x0107 /* Device */ +#define MYRB_STATUS_CHANNEL_NOT_STOPPED 0x0002 /* Device */ +#define MYRB_STATUS_ATTEMPT_TO_RBLD_ONLINE_DRIVE 0x0002 /* Consistency */ +#define MYRB_STATUS_RBLD_BADBLOCKS 0x0003 /* Consistency */ +#define MYRB_STATUS_RBLD_NEW_DISK_FAILED 0x0004 /* Consistency */ +#define MYRB_STATUS_RBLD_OR_CHECK_INPROGRESS 0x0106 /* Consistency */ +#define MYRB_STATUS_DEPENDENT_DISK_DEAD 0x0002 /* Consistency */ +#define MYRB_STATUS_INCONSISTENT_BLOCKS 0x0003 /* Consistency */ +#define MYRB_STATUS_INVALID_OR_NONREDUNDANT_LDRV 0x0105 /* Consistency */ +#define MYRB_STATUS_NO_RBLD_OR_CHECK_INPROGRESS 0x0105 /* Consistency */ +#define MYRB_STATUS_RBLD_IN_PROGRESS_DATA_VALID 0x0000 /* Consistency */ +#define MYRB_STATUS_RBLD_FAILED_LDEV_FAILURE 0x0002 /* Consistency */ +#define MYRB_STATUS_RBLD_FAILED_BADBLOCKS 0x0003 /* Consistency */ +#define MYRB_STATUS_RBLD_FAILED_NEW_DRIVE_FAILED 0x0004 /* Consistency */ +#define MYRB_STATUS_RBLD_SUCCESS 0x0100 /* Consistency */ +#define MYRB_STATUS_RBLD_SUCCESS_TERMINATED 0x0107 /* Consistency */ +#define MYRB_STATUS_RBLD_NOT_CHECKED 0x0108 /* Consistency */ +#define MYRB_STATUS_BGI_SUCCESS 0x0100 /* Consistency */ +#define MYRB_STATUS_BGI_ABORTED 0x0005 /* Consistency */ +#define MYRB_STATUS_NO_BGI_INPROGRESS 0x0105 /* Consistency */ +#define MYRB_STATUS_ADD_CAPACITY_INPROGRESS 0x0004 /* Consistency */ +#define MYRB_STATUS_ADD_CAPACITY_FAILED_OR_SUSPENDED 0x00F4 /* Consistency */ +#define MYRB_STATUS_CONFIG2_CSUM_ERROR 0x0002 /* Configuration */ +#define MYRB_STATUS_CONFIGURATION_SUSPENDED 0x0106 /* Configuration */ +#define MYRB_STATUS_FAILED_TO_CONFIGURE_NVRAM 0x0105 /* Configuration */ +#define MYRB_STATUS_CONFIGURATION_NOT_SAVED 0x0106 /* Configuration */ +#define MYRB_STATUS_SUBSYS_NOTINSTALLED 0x0001 /* Subsystem */ +#define MYRB_STATUS_SUBSYS_FAILED 0x0002 /* Subsystem */ +#define MYRB_STATUS_SUBSYS_BUSY 0x0106 /* Subsystem */ +#define MYRB_STATUS_SUBSYS_TIMEOUT 0x0108 /* Subsystem */ + +/* + * DAC960 V1 Firmware Enquiry Command reply structure. + */ +struct myrb_enquiry { + unsigned char ldev_count; /* Byte 0 */ + unsigned int rsvd1:24; /* Bytes 1-3 */ + unsigned int ldev_sizes[32]; /* Bytes 4-131 */ + unsigned short flash_age; /* Bytes 132-133 */ + struct { + unsigned char deferred:1; /* Byte 134 Bit 0 */ + unsigned char low_bat:1; /* Byte 134 Bit 1 */ + unsigned char rsvd2:6; /* Byte 134 Bits 2-7 */ + } status; + unsigned char rsvd3:8; /* Byte 135 */ + unsigned char fw_minor_version; /* Byte 136 */ + unsigned char fw_major_version; /* Byte 137 */ + enum { + MYRB_NO_STDBY_RBLD_OR_CHECK_IN_PROGRESS = 0x00, + MYRB_STDBY_RBLD_IN_PROGRESS = 0x01, + MYRB_BG_RBLD_IN_PROGRESS = 0x02, + MYRB_BG_CHECK_IN_PROGRESS = 0x03, + MYRB_STDBY_RBLD_COMPLETED_WITH_ERROR = 0xFF, + MYRB_BG_RBLD_OR_CHECK_FAILED_DRIVE_FAILED = 0xF0, + MYRB_BG_RBLD_OR_CHECK_FAILED_LDEV_FAILED = 0xF1, + MYRB_BG_RBLD_OR_CHECK_FAILED_OTHER = 0xF2, + MYRB_BG_RBLD_OR_CHECK_SUCCESS_TERMINATED = 0xF3 + } __packed rbld; /* Byte 138 */ + unsigned char max_tcq; /* Byte 139 */ + unsigned char ldev_offline; /* Byte 140 */ + unsigned char rsvd4:8; /* Byte 141 */ + unsigned short ev_seq; /* Bytes 142-143 */ + unsigned char ldev_critical; /* Byte 144 */ + unsigned int rsvd5:24; /* Bytes 145-147 */ + unsigned char pdev_dead; /* Byte 148 */ + unsigned char rsvd6:8; /* Byte 149 */ + unsigned char rbld_count; /* Byte 150 */ + struct { + unsigned char rsvd7:3; /* Byte 151 Bits 0-2 */ + unsigned char bbu_present:1; /* Byte 151 Bit 3 */ + unsigned char rsvd8:4; /* Byte 151 Bits 4-7 */ + } misc; + struct { + unsigned char target; + unsigned char channel; + } dead_drives[21]; /* Bytes 152-194 */ + unsigned char rsvd9[62]; /* Bytes 195-255 */ +} __packed; + +/* + * DAC960 V1 Firmware Enquiry2 Command reply structure. + */ +struct myrb_enquiry2 { + struct { + enum { + DAC960_V1_P_PD_PU = 0x01, + DAC960_V1_PL = 0x02, + DAC960_V1_PG = 0x10, + DAC960_V1_PJ = 0x11, + DAC960_V1_PR = 0x12, + DAC960_V1_PT = 0x13, + DAC960_V1_PTL0 = 0x14, + DAC960_V1_PRL = 0x15, + DAC960_V1_PTL1 = 0x16, + DAC960_V1_1164P = 0x20 + } __packed sub_model; /* Byte 0 */ + unsigned char actual_channels; /* Byte 1 */ + enum { + MYRB_5_CHANNEL_BOARD = 0x01, + MYRB_3_CHANNEL_BOARD = 0x02, + MYRB_2_CHANNEL_BOARD = 0x03, + MYRB_3_CHANNEL_ASIC_DAC = 0x04 + } __packed model; /* Byte 2 */ + enum { + MYRB_EISA_CONTROLLER = 0x01, + MYRB_MCA_CONTROLLER = 0x02, + MYRB_PCI_CONTROLLER = 0x03, + MYRB_SCSI_TO_SCSI = 0x08 + } __packed controller; /* Byte 3 */ + } hw; /* Bytes 0-3 */ + /* MajorVersion.MinorVersion-FirmwareType-TurnID */ + struct { + unsigned char major_version; /* Byte 4 */ + unsigned char minor_version; /* Byte 5 */ + unsigned char turn_id; /* Byte 6 */ + char firmware_type; /* Byte 7 */ + } fw; /* Bytes 4-7 */ + unsigned int rsvd1; /* Byte 8-11 */ + unsigned char cfg_chan; /* Byte 12 */ + unsigned char cur_chan; /* Byte 13 */ + unsigned char max_targets; /* Byte 14 */ + unsigned char max_tcq; /* Byte 15 */ + unsigned char max_ldev; /* Byte 16 */ + unsigned char max_arms; /* Byte 17 */ + unsigned char max_spans; /* Byte 18 */ + unsigned char rsvd2; /* Byte 19 */ + unsigned int rsvd3; /* Bytes 20-23 */ + unsigned int mem_size; /* Bytes 24-27 */ + unsigned int cache_size; /* Bytes 28-31 */ + unsigned int flash_size; /* Bytes 32-35 */ + unsigned int nvram_size; /* Bytes 36-39 */ + struct { + enum { + MYRB_RAM_TYPE_DRAM = 0x0, + MYRB_RAM_TYPE_EDO = 0x1, + MYRB_RAM_TYPE_SDRAM = 0x2, + MYRB_RAM_TYPE_Last = 0x7 + } __packed ram:3; /* Byte 40 Bits 0-2 */ + enum { + MYRB_ERR_CORR_None = 0x0, + MYRB_ERR_CORR_Parity = 0x1, + MYRB_ERR_CORR_ECC = 0x2, + MYRB_ERR_CORR_Last = 0x7 + } __packed ec:3; /* Byte 40 Bits 3-5 */ + unsigned char fast_page:1; /* Byte 40 Bit 6 */ + unsigned char low_power:1; /* Byte 40 Bit 7 */ + unsigned char rsvd4; /* Bytes 41 */ + } mem_type; + unsigned short clock_speed; /* Bytes 42-43 */ + unsigned short mem_speed; /* Bytes 44-45 */ + unsigned short hw_speed; /* Bytes 46-47 */ + unsigned char rsvd5[12]; /* Bytes 48-59 */ + unsigned short max_cmds; /* Bytes 60-61 */ + unsigned short max_sge; /* Bytes 62-63 */ + unsigned short max_drv_cmds; /* Bytes 64-65 */ + unsigned short max_io_desc; /* Bytes 66-67 */ + unsigned short max_sectors; /* Bytes 68-69 */ + unsigned char latency; /* Byte 70 */ + unsigned char rsvd6; /* Byte 71 */ + unsigned char scsi_tmo; /* Byte 72 */ + unsigned char rsvd7; /* Byte 73 */ + unsigned short min_freelines; /* Bytes 74-75 */ + unsigned char rsvd8[8]; /* Bytes 76-83 */ + unsigned char rbld_rate_const; /* Byte 84 */ + unsigned char rsvd9[11]; /* Byte 85-95 */ + unsigned short pdrv_block_size; /* Bytes 96-97 */ + unsigned short ldev_block_size; /* Bytes 98-99 */ + unsigned short max_blocks_per_cmd; /* Bytes 100-101 */ + unsigned short block_factor; /* Bytes 102-103 */ + unsigned short cacheline_size; /* Bytes 104-105 */ + struct { + enum { + MYRB_WIDTH_NARROW_8BIT = 0x0, + MYRB_WIDTH_WIDE_16BIT = 0x1, + MYRB_WIDTH_WIDE_32BIT = 0x2 + } __packed bus_width:2; /* Byte 106 Bits 0-1 */ + enum { + MYRB_SCSI_SPEED_FAST = 0x0, + MYRB_SCSI_SPEED_ULTRA = 0x1, + MYRB_SCSI_SPEED_ULTRA2 = 0x2 + } __packed bus_speed:2; /* Byte 106 Bits 2-3 */ + unsigned char differential:1; /* Byte 106 Bit 4 */ + unsigned char rsvd10:3; /* Byte 106 Bits 5-7 */ + } scsi_cap; + unsigned char rsvd11[5]; /* Byte 107-111 */ + unsigned short fw_build; /* Bytes 112-113 */ + enum { + MYRB_FAULT_AEMI = 0x01, + MYRB_FAULT_OEM1 = 0x02, + MYRB_FAULT_OEM2 = 0x04, + MYRB_FAULT_OEM3 = 0x08, + MYRB_FAULT_CONNER = 0x10, + MYRB_FAULT_SAFTE = 0x20 + } __packed fault_mgmt; /* Byte 114 */ + unsigned char rsvd12; /* Byte 115 */ + struct { + unsigned int clustering:1; /* Byte 116 Bit 0 */ + unsigned int online_RAID_expansion:1; /* Byte 116 Bit 1 */ + unsigned int readahead:1; /* Byte 116 Bit 2 */ + unsigned int bgi:1; /* Byte 116 Bit 3 */ + unsigned int rsvd13:28; /* Bytes 116-119 */ + } fw_features; + unsigned char rsvd14[8]; /* Bytes 120-127 */ +} __packed; + +/* + * DAC960 V1 Firmware Logical Drive State type. + */ +enum myrb_devstate { + MYRB_DEVICE_DEAD = 0x00, + MYRB_DEVICE_WO = 0x02, + MYRB_DEVICE_ONLINE = 0x03, + MYRB_DEVICE_CRITICAL = 0x04, + MYRB_DEVICE_STANDBY = 0x10, + MYRB_DEVICE_OFFLINE = 0xFF +} __packed; + +/* + * DAC960 V1 RAID Levels + */ +enum myrb_raidlevel { + MYRB_RAID_LEVEL0 = 0x0, /* RAID 0 */ + MYRB_RAID_LEVEL1 = 0x1, /* RAID 1 */ + MYRB_RAID_LEVEL3 = 0x3, /* RAID 3 */ + MYRB_RAID_LEVEL5 = 0x5, /* RAID 5 */ + MYRB_RAID_LEVEL6 = 0x6, /* RAID 6 */ + MYRB_RAID_JBOD = 0x7, /* RAID 7 (JBOD) */ +} __packed; + +/* + * DAC960 V1 Firmware Logical Drive Information structure. + */ +struct myrb_ldev_info { + unsigned int size; /* Bytes 0-3 */ + enum myrb_devstate state; /* Byte 4 */ + unsigned int raid_level:7; /* Byte 5 Bits 0-6 */ + unsigned int wb_enabled:1; /* Byte 5 Bit 7 */ + unsigned int rsvd:16; /* Bytes 6-7 */ +}; + +/* + * DAC960 V1 Firmware Perform Event Log Operation Types. + */ +#define DAC960_V1_GetEventLogEntry 0x00 + +/* + * DAC960 V1 Firmware Get Event Log Entry Command reply structure. + */ +struct myrb_log_entry { + unsigned char msg_type; /* Byte 0 */ + unsigned char msg_len; /* Byte 1 */ + unsigned char target:5; /* Byte 2 Bits 0-4 */ + unsigned char channel:3; /* Byte 2 Bits 5-7 */ + unsigned char lun:6; /* Byte 3 Bits 0-5 */ + unsigned char rsvd1:2; /* Byte 3 Bits 6-7 */ + unsigned short seq_num; /* Bytes 4-5 */ + unsigned char sense[26]; /* Bytes 6-31 */ +}; + +/* + * DAC960 V1 Firmware Get Device State Command reply structure. + * The structure is padded by 2 bytes for compatibility with Version 2.xx + * Firmware. + */ +struct myrb_pdev_state { + unsigned int present:1; /* Byte 0 Bit 0 */ + unsigned int :7; /* Byte 0 Bits 1-7 */ + enum { + MYRB_TYPE_OTHER = 0x0, + MYRB_TYPE_DISK = 0x1, + MYRB_TYPE_TAPE = 0x2, + MYRB_TYPE_CDROM_OR_WORM = 0x3 + } __packed devtype:2; /* Byte 1 Bits 0-1 */ + unsigned int rsvd1:1; /* Byte 1 Bit 2 */ + unsigned int fast20:1; /* Byte 1 Bit 3 */ + unsigned int sync:1; /* Byte 1 Bit 4 */ + unsigned int fast:1; /* Byte 1 Bit 5 */ + unsigned int wide:1; /* Byte 1 Bit 6 */ + unsigned int tcq_supported:1; /* Byte 1 Bit 7 */ + enum myrb_devstate state; /* Byte 2 */ + unsigned int rsvd2:8; /* Byte 3 */ + unsigned int sync_multiplier; /* Byte 4 */ + unsigned int sync_offset:5; /* Byte 5 Bits 0-4 */ + unsigned int rsvd3:3; /* Byte 5 Bits 5-7 */ + unsigned int size; /* Bytes 6-9 */ + unsigned int rsvd4:16; /* Bytes 10-11 */ +} __packed; + +/* + * DAC960 V1 Firmware Get Rebuild Progress Command reply structure. + */ +struct myrb_rbld_progress { + unsigned int ldev_num; /* Bytes 0-3 */ + unsigned int ldev_size; /* Bytes 4-7 */ + unsigned int blocks_left; /* Bytes 8-11 */ +}; + +/* + * DAC960 V1 Firmware Background Initialization Status Command reply structure. + */ +struct myrb_bgi_status { + unsigned int ldev_size; /* Bytes 0-3 */ + unsigned int blocks_done; /* Bytes 4-7 */ + unsigned char rsvd1[12]; /* Bytes 8-19 */ + unsigned int ldev_num; /* Bytes 20-23 */ + unsigned char raid_level; /* Byte 24 */ + enum { + MYRB_BGI_INVALID = 0x00, + MYRB_BGI_STARTED = 0x02, + MYRB_BGI_INPROGRESS = 0x04, + MYRB_BGI_SUSPENDED = 0x05, + MYRB_BGI_CANCELLED = 0x06 + } __packed status; /* Byte 25 */ + unsigned char rsvd2[6]; /* Bytes 26-31 */ +}; + +/* + * DAC960 V1 Firmware Error Table Entry structure. + */ +struct myrb_error_entry { + unsigned char parity_err; /* Byte 0 */ + unsigned char soft_err; /* Byte 1 */ + unsigned char hard_err; /* Byte 2 */ + unsigned char misc_err; /* Byte 3 */ +}; + +/* + * DAC960 V1 Firmware Read Config2 Command reply structure. + */ +struct myrb_config2 { + unsigned rsvd1:1; /* Byte 0 Bit 0 */ + unsigned active_negation:1; /* Byte 0 Bit 1 */ + unsigned rsvd2:5; /* Byte 0 Bits 2-6 */ + unsigned no_rescan_on_reset_during_scan:1; /* Byte 0 Bit 7 */ + unsigned StorageWorks_support:1; /* Byte 1 Bit 0 */ + unsigned HewlettPackard_support:1; /* Byte 1 Bit 1 */ + unsigned no_disconnect_on_first_command:1; /* Byte 1 Bit 2 */ + unsigned rsvd3:2; /* Byte 1 Bits 3-4 */ + unsigned AEMI_ARM:1; /* Byte 1 Bit 5 */ + unsigned AEMI_OFM:1; /* Byte 1 Bit 6 */ + unsigned rsvd4:1; /* Byte 1 Bit 7 */ + enum { + MYRB_OEMID_MYLEX = 0x00, + MYRB_OEMID_IBM = 0x08, + MYRB_OEMID_HP = 0x0A, + MYRB_OEMID_DEC = 0x0C, + MYRB_OEMID_SIEMENS = 0x10, + MYRB_OEMID_INTEL = 0x12 + } __packed OEMID; /* Byte 2 */ + unsigned char oem_model_number; /* Byte 3 */ + unsigned char physical_sector; /* Byte 4 */ + unsigned char logical_sector; /* Byte 5 */ + unsigned char block_factor; /* Byte 6 */ + unsigned readahead_enabled:1; /* Byte 7 Bit 0 */ + unsigned low_BIOS_delay:1; /* Byte 7 Bit 1 */ + unsigned rsvd5:2; /* Byte 7 Bits 2-3 */ + unsigned restrict_reassign_to_one_sector:1; /* Byte 7 Bit 4 */ + unsigned rsvd6:1; /* Byte 7 Bit 5 */ + unsigned FUA_during_write_recovery:1; /* Byte 7 Bit 6 */ + unsigned enable_LeftSymmetricRAID5Algorithm:1; /* Byte 7 Bit 7 */ + unsigned char default_rebuild_rate; /* Byte 8 */ + unsigned char rsvd7; /* Byte 9 */ + unsigned char blocks_per_cacheline; /* Byte 10 */ + unsigned char blocks_per_stripe; /* Byte 11 */ + struct { + enum { + MYRB_SPEED_ASYNC = 0x0, + MYRB_SPEED_SYNC_8MHz = 0x1, + MYRB_SPEED_SYNC_5MHz = 0x2, + MYRB_SPEED_SYNC_10_OR_20MHz = 0x3 + } __packed speed:2; /* Byte 11 Bits 0-1 */ + unsigned force_8bit:1; /* Byte 11 Bit 2 */ + unsigned disable_fast20:1; /* Byte 11 Bit 3 */ + unsigned rsvd8:3; /* Byte 11 Bits 4-6 */ + unsigned enable_tcq:1; /* Byte 11 Bit 7 */ + } __packed channelparam[6]; /* Bytes 12-17 */ + unsigned char SCSIInitiatorID; /* Byte 18 */ + unsigned char rsvd9; /* Byte 19 */ + enum { + MYRB_STARTUP_CONTROLLER_SPINUP = 0x00, + MYRB_STARTUP_POWERON_SPINUP = 0x01 + } __packed startup; /* Byte 20 */ + unsigned char simultaneous_device_spinup_count; /* Byte 21 */ + unsigned char seconds_delay_between_spinups; /* Byte 22 */ + unsigned char rsvd10[29]; /* Bytes 23-51 */ + unsigned BIOS_disabled:1; /* Byte 52 Bit 0 */ + unsigned CDROM_boot_enabled:1; /* Byte 52 Bit 1 */ + unsigned rsvd11:3; /* Byte 52 Bits 2-4 */ + enum { + MYRB_GEOM_128_32 = 0x0, + MYRB_GEOM_255_63 = 0x1, + MYRB_GEOM_RESERVED1 = 0x2, + MYRB_GEOM_RESERVED2 = 0x3 + } __packed drive_geometry:2; /* Byte 52 Bits 5-6 */ + unsigned rsvd12:1; /* Byte 52 Bit 7 */ + unsigned char rsvd13[9]; /* Bytes 53-61 */ + unsigned short csum; /* Bytes 62-63 */ +}; + +/* + * DAC960 V1 Firmware DCDB request structure. + */ +struct myrb_dcdb { + unsigned target:4; /* Byte 0 Bits 0-3 */ + unsigned channel:4; /* Byte 0 Bits 4-7 */ + enum { + MYRB_DCDB_XFER_NONE = 0, + MYRB_DCDB_XFER_DEVICE_TO_SYSTEM = 1, + MYRB_DCDB_XFER_SYSTEM_TO_DEVICE = 2, + MYRB_DCDB_XFER_ILLEGAL = 3 + } __packed data_xfer:2; /* Byte 1 Bits 0-1 */ + unsigned early_status:1; /* Byte 1 Bit 2 */ + unsigned rsvd1:1; /* Byte 1 Bit 3 */ + enum { + MYRB_DCDB_TMO_24_HRS = 0, + MYRB_DCDB_TMO_10_SECS = 1, + MYRB_DCDB_TMO_60_SECS = 2, + MYRB_DCDB_TMO_10_MINS = 3 + } __packed timeout:2; /* Byte 1 Bits 4-5 */ + unsigned no_autosense:1; /* Byte 1 Bit 6 */ + unsigned allow_disconnect:1; /* Byte 1 Bit 7 */ + unsigned short xfer_len_lo; /* Bytes 2-3 */ + u32 dma_addr; /* Bytes 4-7 */ + unsigned char cdb_len:4; /* Byte 8 Bits 0-3 */ + unsigned char xfer_len_hi4:4; /* Byte 8 Bits 4-7 */ + unsigned char sense_len; /* Byte 9 */ + unsigned char cdb[12]; /* Bytes 10-21 */ + unsigned char sense[64]; /* Bytes 22-85 */ + unsigned char status; /* Byte 86 */ + unsigned char rsvd2; /* Byte 87 */ +}; + +/* + * DAC960 V1 Firmware Scatter/Gather List Type 1 32 Bit Address + *32 Bit Byte Count structure. + */ +struct myrb_sge { + u32 sge_addr; /* Bytes 0-3 */ + u32 sge_count; /* Bytes 4-7 */ +}; + +/* + * 13 Byte DAC960 V1 Firmware Command Mailbox structure. + * Bytes 13-15 are not used. The structure is padded to 16 bytes for + * efficient access. + */ +union myrb_cmd_mbox { + unsigned int words[4]; /* Words 0-3 */ + unsigned char bytes[16]; /* Bytes 0-15 */ + struct { + enum myrb_cmd_opcode opcode; /* Byte 0 */ + unsigned char id; /* Byte 1 */ + unsigned char rsvd[14]; /* Bytes 2-15 */ + } __packed common; + struct { + enum myrb_cmd_opcode opcode; /* Byte 0 */ + unsigned char id; /* Byte 1 */ + unsigned char rsvd1[6]; /* Bytes 2-7 */ + u32 addr; /* Bytes 8-11 */ + unsigned char rsvd2[4]; /* Bytes 12-15 */ + } __packed type3; + struct { + enum myrb_cmd_opcode opcode; /* Byte 0 */ + unsigned char id; /* Byte 1 */ + unsigned char optype; /* Byte 2 */ + unsigned char rsvd1[5]; /* Bytes 3-7 */ + u32 addr; /* Bytes 8-11 */ + unsigned char rsvd2[4]; /* Bytes 12-15 */ + } __packed type3B; + struct { + enum myrb_cmd_opcode opcode; /* Byte 0 */ + unsigned char id; /* Byte 1 */ + unsigned char rsvd1[5]; /* Bytes 2-6 */ + unsigned char ldev_num:6; /* Byte 7 Bits 0-6 */ + unsigned char auto_restore:1; /* Byte 7 Bit 7 */ + unsigned char rsvd2[8]; /* Bytes 8-15 */ + } __packed type3C; + struct { + enum myrb_cmd_opcode opcode; /* Byte 0 */ + unsigned char id; /* Byte 1 */ + unsigned char channel; /* Byte 2 */ + unsigned char target; /* Byte 3 */ + enum myrb_devstate state; /* Byte 4 */ + unsigned char rsvd1[3]; /* Bytes 5-7 */ + u32 addr; /* Bytes 8-11 */ + unsigned char rsvd2[4]; /* Bytes 12-15 */ + } __packed type3D; + struct { + enum myrb_cmd_opcode opcode; /* Byte 0 */ + unsigned char id; /* Byte 1 */ + unsigned char optype; /* Byte 2 */ + unsigned char opqual; /* Byte 3 */ + unsigned short ev_seq; /* Bytes 4-5 */ + unsigned char rsvd1[2]; /* Bytes 6-7 */ + u32 addr; /* Bytes 8-11 */ + unsigned char rsvd2[4]; /* Bytes 12-15 */ + } __packed type3E; + struct { + enum myrb_cmd_opcode opcode; /* Byte 0 */ + unsigned char id; /* Byte 1 */ + unsigned char rsvd1[2]; /* Bytes 2-3 */ + unsigned char rbld_rate; /* Byte 4 */ + unsigned char rsvd2[3]; /* Bytes 5-7 */ + u32 addr; /* Bytes 8-11 */ + unsigned char rsvd3[4]; /* Bytes 12-15 */ + } __packed type3R; + struct { + enum myrb_cmd_opcode opcode; /* Byte 0 */ + unsigned char id; /* Byte 1 */ + unsigned short xfer_len; /* Bytes 2-3 */ + unsigned int lba; /* Bytes 4-7 */ + u32 addr; /* Bytes 8-11 */ + unsigned char ldev_num; /* Byte 12 */ + unsigned char rsvd[3]; /* Bytes 13-15 */ + } __packed type4; + struct { + enum myrb_cmd_opcode opcode; /* Byte 0 */ + unsigned char id; /* Byte 1 */ + struct { + unsigned short xfer_len:11; /* Bytes 2-3 */ + unsigned char ldev_num:5; /* Byte 3 Bits 3-7 */ + } __packed ld; + unsigned int lba; /* Bytes 4-7 */ + u32 addr; /* Bytes 8-11 */ + unsigned char sg_count:6; /* Byte 12 Bits 0-5 */ + enum { + MYRB_SGL_ADDR32_COUNT32 = 0x0, + MYRB_SGL_ADDR32_COUNT16 = 0x1, + MYRB_SGL_COUNT32_ADDR32 = 0x2, + MYRB_SGL_COUNT16_ADDR32 = 0x3 + } __packed sg_type:2; /* Byte 12 Bits 6-7 */ + unsigned char rsvd[3]; /* Bytes 13-15 */ + } __packed type5; + struct { + enum myrb_cmd_opcode opcode; /* Byte 0 */ + unsigned char id; /* Byte 1 */ + unsigned char opcode2; /* Byte 2 */ + unsigned char rsvd1:8; /* Byte 3 */ + u32 cmd_mbox_addr; /* Bytes 4-7 */ + u32 stat_mbox_addr; /* Bytes 8-11 */ + unsigned char rsvd2[4]; /* Bytes 12-15 */ + } __packed typeX; +}; + +/* + * DAC960 V1 Firmware Controller Status Mailbox structure. + */ +struct myrb_stat_mbox { + unsigned char id; /* Byte 0 */ + unsigned char rsvd:7; /* Byte 1 Bits 0-6 */ + unsigned char valid:1; /* Byte 1 Bit 7 */ + unsigned short status; /* Bytes 2-3 */ +}; + +struct myrb_cmdblk { + union myrb_cmd_mbox mbox; + unsigned short status; + struct completion *completion; + struct myrb_dcdb *dcdb; + dma_addr_t dcdb_addr; + struct myrb_sge *sgl; + dma_addr_t sgl_addr; +}; + +struct myrb_hba { + unsigned int ldev_block_size; + unsigned char ldev_geom_heads; + unsigned char ldev_geom_sectors; + unsigned char bus_width; + unsigned short stripe_size; + unsigned short segment_size; + unsigned short new_ev_seq; + unsigned short old_ev_seq; + bool dual_mode_interface; + bool bgi_status_supported; + bool safte_enabled; + bool need_ldev_info; + bool need_err_info; + bool need_rbld; + bool need_cc_status; + bool need_bgi_status; + bool rbld_first; + + struct pci_dev *pdev; + struct Scsi_Host *host; + + struct workqueue_struct *work_q; + char work_q_name[20]; + struct delayed_work monitor_work; + unsigned long primary_monitor_time; + unsigned long secondary_monitor_time; + + struct dma_pool *sg_pool; + struct dma_pool *dcdb_pool; + + spinlock_t queue_lock; + + void (*qcmd)(struct myrb_hba *cs, struct myrb_cmdblk *cmd_blk); + void (*write_cmd_mbox)(union myrb_cmd_mbox *next_mbox, + union myrb_cmd_mbox *cmd_mbox); + void (*get_cmd_mbox)(void __iomem *base); + void (*disable_intr)(void __iomem *base); + void (*reset)(void __iomem *base); + + unsigned int ctlr_num; + unsigned char model_name[20]; + unsigned char fw_version[12]; + + unsigned int irq; + phys_addr_t io_addr; + phys_addr_t pci_addr; + void __iomem *io_base; + void __iomem *mmio_base; + + size_t cmd_mbox_size; + dma_addr_t cmd_mbox_addr; + union myrb_cmd_mbox *first_cmd_mbox; + union myrb_cmd_mbox *last_cmd_mbox; + union myrb_cmd_mbox *next_cmd_mbox; + union myrb_cmd_mbox *prev_cmd_mbox1; + union myrb_cmd_mbox *prev_cmd_mbox2; + + size_t stat_mbox_size; + dma_addr_t stat_mbox_addr; + struct myrb_stat_mbox *first_stat_mbox; + struct myrb_stat_mbox *last_stat_mbox; + struct myrb_stat_mbox *next_stat_mbox; + + struct myrb_cmdblk dcmd_blk; + struct myrb_cmdblk mcmd_blk; + struct mutex dcmd_mutex; + + struct myrb_enquiry *enquiry; + dma_addr_t enquiry_addr; + + struct myrb_error_entry *err_table; + dma_addr_t err_table_addr; + + unsigned short last_rbld_status; + + struct myrb_ldev_info *ldev_info_buf; + dma_addr_t ldev_info_addr; + + struct myrb_bgi_status bgi_status; + + struct mutex dma_mutex; +}; + +/* + * DAC960 LA Series Controller Interface Register Offsets. + */ +#define DAC960_LA_mmio_size 0x80 + +enum DAC960_LA_reg_offset { + DAC960_LA_IRQMASK_OFFSET = 0x34, + DAC960_LA_CMDOP_OFFSET = 0x50, + DAC960_LA_CMDID_OFFSET = 0x51, + DAC960_LA_MBOX2_OFFSET = 0x52, + DAC960_LA_MBOX3_OFFSET = 0x53, + DAC960_LA_MBOX4_OFFSET = 0x54, + DAC960_LA_MBOX5_OFFSET = 0x55, + DAC960_LA_MBOX6_OFFSET = 0x56, + DAC960_LA_MBOX7_OFFSET = 0x57, + DAC960_LA_MBOX8_OFFSET = 0x58, + DAC960_LA_MBOX9_OFFSET = 0x59, + DAC960_LA_MBOX10_OFFSET = 0x5A, + DAC960_LA_MBOX11_OFFSET = 0x5B, + DAC960_LA_MBOX12_OFFSET = 0x5C, + DAC960_LA_STSID_OFFSET = 0x5D, + DAC960_LA_STS_OFFSET = 0x5E, + DAC960_LA_IDB_OFFSET = 0x60, + DAC960_LA_ODB_OFFSET = 0x61, + DAC960_LA_ERRSTS_OFFSET = 0x63, +}; + +/* + * DAC960 LA Series Inbound Door Bell Register. + */ +#define DAC960_LA_IDB_HWMBOX_NEW_CMD 0x01 +#define DAC960_LA_IDB_HWMBOX_ACK_STS 0x02 +#define DAC960_LA_IDB_GEN_IRQ 0x04 +#define DAC960_LA_IDB_CTRL_RESET 0x08 +#define DAC960_LA_IDB_MMBOX_NEW_CMD 0x10 + +#define DAC960_LA_IDB_HWMBOX_EMPTY 0x01 +#define DAC960_LA_IDB_INIT_DONE 0x02 + +/* + * DAC960 LA Series Outbound Door Bell Register. + */ +#define DAC960_LA_ODB_HWMBOX_ACK_IRQ 0x01 +#define DAC960_LA_ODB_MMBOX_ACK_IRQ 0x02 +#define DAC960_LA_ODB_HWMBOX_STS_AVAIL 0x01 +#define DAC960_LA_ODB_MMBOX_STS_AVAIL 0x02 + +/* + * DAC960 LA Series Interrupt Mask Register. + */ +#define DAC960_LA_IRQMASK_DISABLE_IRQ 0x04 + +/* + * DAC960 LA Series Error Status Register. + */ +#define DAC960_LA_ERRSTS_PENDING 0x02 + +/* + * DAC960 PG Series Controller Interface Register Offsets. + */ +#define DAC960_PG_mmio_size 0x2000 + +enum DAC960_PG_reg_offset { + DAC960_PG_IDB_OFFSET = 0x0020, + DAC960_PG_ODB_OFFSET = 0x002C, + DAC960_PG_IRQMASK_OFFSET = 0x0034, + DAC960_PG_CMDOP_OFFSET = 0x1000, + DAC960_PG_CMDID_OFFSET = 0x1001, + DAC960_PG_MBOX2_OFFSET = 0x1002, + DAC960_PG_MBOX3_OFFSET = 0x1003, + DAC960_PG_MBOX4_OFFSET = 0x1004, + DAC960_PG_MBOX5_OFFSET = 0x1005, + DAC960_PG_MBOX6_OFFSET = 0x1006, + DAC960_PG_MBOX7_OFFSET = 0x1007, + DAC960_PG_MBOX8_OFFSET = 0x1008, + DAC960_PG_MBOX9_OFFSET = 0x1009, + DAC960_PG_MBOX10_OFFSET = 0x100A, + DAC960_PG_MBOX11_OFFSET = 0x100B, + DAC960_PG_MBOX12_OFFSET = 0x100C, + DAC960_PG_STSID_OFFSET = 0x1018, + DAC960_PG_STS_OFFSET = 0x101A, + DAC960_PG_ERRSTS_OFFSET = 0x103F, +}; + +/* + * DAC960 PG Series Inbound Door Bell Register. + */ +#define DAC960_PG_IDB_HWMBOX_NEW_CMD 0x01 +#define DAC960_PG_IDB_HWMBOX_ACK_STS 0x02 +#define DAC960_PG_IDB_GEN_IRQ 0x04 +#define DAC960_PG_IDB_CTRL_RESET 0x08 +#define DAC960_PG_IDB_MMBOX_NEW_CMD 0x10 + +#define DAC960_PG_IDB_HWMBOX_FULL 0x01 +#define DAC960_PG_IDB_INIT_IN_PROGRESS 0x02 + +/* + * DAC960 PG Series Outbound Door Bell Register. + */ +#define DAC960_PG_ODB_HWMBOX_ACK_IRQ 0x01 +#define DAC960_PG_ODB_MMBOX_ACK_IRQ 0x02 +#define DAC960_PG_ODB_HWMBOX_STS_AVAIL 0x01 +#define DAC960_PG_ODB_MMBOX_STS_AVAIL 0x02 + +/* + * DAC960 PG Series Interrupt Mask Register. + */ +#define DAC960_PG_IRQMASK_MSI_MASK1 0x03 +#define DAC960_PG_IRQMASK_DISABLE_IRQ 0x04 +#define DAC960_PG_IRQMASK_MSI_MASK2 0xF8 + +/* + * DAC960 PG Series Error Status Register. + */ +#define DAC960_PG_ERRSTS_PENDING 0x04 + +/* + * DAC960 PD Series Controller Interface Register Offsets. + */ +#define DAC960_PD_mmio_size 0x80 + +enum DAC960_PD_reg_offset { + DAC960_PD_CMDOP_OFFSET = 0x00, + DAC960_PD_CMDID_OFFSET = 0x01, + DAC960_PD_MBOX2_OFFSET = 0x02, + DAC960_PD_MBOX3_OFFSET = 0x03, + DAC960_PD_MBOX4_OFFSET = 0x04, + DAC960_PD_MBOX5_OFFSET = 0x05, + DAC960_PD_MBOX6_OFFSET = 0x06, + DAC960_PD_MBOX7_OFFSET = 0x07, + DAC960_PD_MBOX8_OFFSET = 0x08, + DAC960_PD_MBOX9_OFFSET = 0x09, + DAC960_PD_MBOX10_OFFSET = 0x0A, + DAC960_PD_MBOX11_OFFSET = 0x0B, + DAC960_PD_MBOX12_OFFSET = 0x0C, + DAC960_PD_STSID_OFFSET = 0x0D, + DAC960_PD_STS_OFFSET = 0x0E, + DAC960_PD_ERRSTS_OFFSET = 0x3F, + DAC960_PD_IDB_OFFSET = 0x40, + DAC960_PD_ODB_OFFSET = 0x41, + DAC960_PD_IRQEN_OFFSET = 0x43, +}; + +/* + * DAC960 PD Series Inbound Door Bell Register. + */ +#define DAC960_PD_IDB_HWMBOX_NEW_CMD 0x01 +#define DAC960_PD_IDB_HWMBOX_ACK_STS 0x02 +#define DAC960_PD_IDB_GEN_IRQ 0x04 +#define DAC960_PD_IDB_CTRL_RESET 0x08 + +#define DAC960_PD_IDB_HWMBOX_FULL 0x01 +#define DAC960_PD_IDB_INIT_IN_PROGRESS 0x02 + +/* + * DAC960 PD Series Outbound Door Bell Register. + */ +#define DAC960_PD_ODB_HWMBOX_ACK_IRQ 0x01 +#define DAC960_PD_ODB_HWMBOX_STS_AVAIL 0x01 + +/* + * DAC960 PD Series Interrupt Enable Register. + */ +#define DAC960_PD_IRQMASK_ENABLE_IRQ 0x01 + +/* + * DAC960 PD Series Error Status Register. + */ +#define DAC960_PD_ERRSTS_PENDING 0x04 + +typedef int (*myrb_hw_init_t)(struct pci_dev *pdev, + struct myrb_hba *cb, void __iomem *base); +typedef unsigned short (*mbox_mmio_init_t)(struct pci_dev *pdev, + void __iomem *base, + union myrb_cmd_mbox *mbox); + +struct myrb_privdata { + myrb_hw_init_t hw_init; + irq_handler_t irq_handler; + unsigned int mmio_size; +}; + +#endif /* MYRB_H */ |