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authorHannes Reinecke <hare@suse.com>2018-10-17 17:25:11 +0200
committerMartin K. Petersen <martin.petersen@oracle.com>2018-10-17 21:06:49 -0400
commit081ff398c56cc1052091e299aae6f7f7de680853 (patch)
tree83cdbc69b089554cb1b4a1dd46ae12cb1c71f517 /drivers/scsi/myrb.h
parente6760cc43e689ea29dce046c9fa1b10982e6b2b5 (diff)
scsi: myrb: Add Mylex RAID controller (block interface)
This patch adds support for the Mylex DAC960 RAID controller, supporting the older, block-based interface only. The driver is a re-implementation of the original DAC960 driver. Signed-off-by: Hannes Reinecke <hare@suse.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/myrb.h')
-rw-r--r--drivers/scsi/myrb.h958
1 files changed, 958 insertions, 0 deletions
diff --git a/drivers/scsi/myrb.h b/drivers/scsi/myrb.h
new file mode 100644
index 000000000000..9289c19fcb2f
--- /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 */