857 lines
28 KiB
C
857 lines
28 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2001 Michael Smith
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* Structure and I/O definitions for the Command Interface for SCSI-3 Support.
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*
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* Data in command CDBs are in big-endian format. All other data is little-endian.
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* This header only supports little-endian hosts at this time.
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*/
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union ciss_device_address
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{
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struct /* MODE_PERIPHERAL and MODE_MASK_PERIPHERAL */
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{
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u_int32_t target:24; /* SCSI target */
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u_int32_t bus:6; /* SCSI bus */
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u_int32_t mode:2; /* CISS_HDR_ADDRESS_MODE_* */
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u_int32_t extra_address; /* SCSI-3 level-2 and level-3 address bytes */
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} physical;
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struct /* MODE_LOGICAL */
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{
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u_int32_t lun:30; /* logical device ID */
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u_int32_t mode:2; /* CISS_HDR_ADDRESS_MODE_LOGICAL */
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u_int32_t :32; /* reserved */
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} logical;
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struct
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{
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u_int32_t :30;
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u_int32_t mode:2;
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u_int32_t :32;
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} mode;
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};
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#define CISS_HDR_ADDRESS_MODE_PERIPHERAL 0x0
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#define CISS_HDR_ADDRESS_MODE_LOGICAL 0x1
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#define CISS_HDR_ADDRESS_MODE_MASK_PERIPHERAL 0x3
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#define CISS_EXTRA_MODE2(extra) ((extra & 0xc0000000) >> 30)
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#define CISS_EXTRA_BUS2(extra) ((extra & 0x3f000000) >> 24)
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#define CISS_EXTRA_TARGET2(extra) ((extra & 0x00ff0000) >> 16)
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#define CISS_EXTRA_MODE3(extra) ((extra & 0x0000c000) >> 14)
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#define CISS_EXTRA_BUS3(extra) ((extra & 0x00003f00) >> 8)
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#define CISS_EXTRA_TARGET3(extra) ((extra & 0x000000ff))
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struct ciss_header
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{
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u_int8_t :8; /* reserved */
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u_int8_t sg_in_list; /* SG's in the command structure */
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u_int16_t sg_total; /* total count of SGs for this command */
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u_int32_t host_tag; /* host identifier, bits 0&1 must be clear */
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#define CISS_HDR_HOST_TAG_ERROR (1<<1)
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u_int32_t host_tag_zeroes; /* tag is 64 bits, but interface only supports 32 */
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union ciss_device_address address;
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} __packed;
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struct ciss_cdb
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{
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u_int8_t cdb_length; /* valid CDB bytes */
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u_int8_t type:3;
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#define CISS_CDB_TYPE_COMMAND 0
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#define CISS_CDB_TYPE_MESSAGE 1
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u_int8_t attribute:3;
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#define CISS_CDB_ATTRIBUTE_UNTAGGED 0
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#define CISS_CDB_ATTRIBUTE_SIMPLE 4
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#define CISS_CDB_ATTRIBUTE_HEAD_OF_QUEUE 5
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#define CISS_CDB_ATTRIBUTE_ORDERED 6
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#define CISS_CDB_ATTRIBUTE_AUTO_CONTINGENT 7
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u_int8_t direction:2;
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#define CISS_CDB_DIRECTION_NONE 0
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#define CISS_CDB_DIRECTION_WRITE 1
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#define CISS_CDB_DIRECTION_READ 2
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u_int16_t timeout; /* seconds */
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#define CISS_CDB_BUFFER_SIZE 16
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u_int8_t cdb[CISS_CDB_BUFFER_SIZE];
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} __packed;
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struct ciss_error_info_pointer
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{
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u_int64_t error_info_address; /* points to ciss_error_info structure */
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u_int32_t error_info_length;
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} __packed;
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struct ciss_error_info
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{
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u_int8_t scsi_status;
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#define CISS_SCSI_STATUS_GOOD 0x00 /* these are scsi-standard values */
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#define CISS_SCSI_STATUS_CHECK_CONDITION 0x02
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#define CISS_SCSI_STATUS_CONDITION_MET 0x04
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#define CISS_SCSI_STATUS_BUSY 0x08
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#define CISS_SCSI_STATUS_INDETERMINATE 0x10
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#define CISS_SCSI_STATUS_INDETERMINATE_CM 0x14
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#define CISS_SCSI_STATUS_RESERVATION_CONFLICT 0x18
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#define CISS_SCSI_STATUS_COMMAND_TERMINATED 0x22
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#define CISS_SCSI_STATUS_QUEUE_FULL 0x28
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#define CISS_SCSI_STATUS_ACA_ACTIVE 0x30
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u_int8_t sense_length;
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u_int16_t command_status;
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#define CISS_CMD_STATUS_SUCCESS 0
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#define CISS_CMD_STATUS_TARGET_STATUS 1
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#define CISS_CMD_STATUS_DATA_UNDERRUN 2
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#define CISS_CMD_STATUS_DATA_OVERRUN 3
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#define CISS_CMD_STATUS_INVALID_COMMAND 4
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#define CISS_CMD_STATUS_PROTOCOL_ERROR 5
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#define CISS_CMD_STATUS_HARDWARE_ERROR 6
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#define CISS_CMD_STATUS_CONNECTION_LOST 7
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#define CISS_CMD_STATUS_ABORTED 8
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#define CISS_CMD_STATUS_ABORT_FAILED 9
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#define CISS_CMD_STATUS_UNSOLICITED_ABORT 10
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#define CISS_CMD_STATUS_TIMEOUT 11
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#define CISS_CMD_STATUS_UNABORTABLE 12
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u_int32_t residual_count;
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union {
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struct {
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u_int8_t res1[3];
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u_int8_t type;
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u_int32_t error_info;
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} __packed common_info;
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struct {
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u_int8_t res1[2];
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u_int8_t offense_size;
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u_int8_t offense_offset;
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u_int32_t offense_value;
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} __packed invalid_command;
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} additional_error_info;
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u_int8_t sense_info[0];
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} __packed;
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struct ciss_sg_entry
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{
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u_int64_t address;
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#define CISS_SG_ADDRESS_BITBUCKET (~(u_int64_t)0)
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u_int32_t length;
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u_int32_t :31;
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u_int32_t extension:1; /* address points to another s/g chain */
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} __packed;
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struct ciss_command
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{
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struct ciss_header header;
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struct ciss_cdb cdb;
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struct ciss_error_info_pointer error_info;
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struct ciss_sg_entry sg[0];
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} __packed;
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#define CISS_OPCODE_REPORT_LOGICAL_LUNS 0xc2
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#define CISS_OPCODE_REPORT_PHYSICAL_LUNS 0xc3
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struct ciss_lun_report
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{
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u_int32_t list_size; /* big-endian */
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u_int32_t :32;
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union ciss_device_address lun[0];
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} __packed;
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#define CISS_VPD_LOGICAL_DRIVE_GEOMETRY 0xc1
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struct ciss_ldrive_geometry
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{
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u_int8_t periph_qualifier:3;
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u_int8_t periph_devtype:5;
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u_int8_t page_code;
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u_int8_t res1;
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u_int8_t page_length;
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u_int16_t cylinders; /* big-endian */
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u_int8_t heads;
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u_int8_t sectors;
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u_int8_t fault_tolerance;
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u_int8_t res2[3];
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} __attribute__ ((packed));
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struct ciss_report_cdb
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{
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u_int8_t opcode;
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u_int8_t reserved[5];
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u_int32_t length; /* big-endian */
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u_int8_t :8;
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u_int8_t control;
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} __packed;
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/*
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* Note that it's not clear whether we have to set the detail field to
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* the tag of the command to be aborted, or the tag field in the command itself;
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* documentation conflicts on this.
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*/
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#define CISS_OPCODE_MESSAGE_ABORT 0x00
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#define CISS_MESSAGE_ABORT_TASK 0x00
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#define CISS_MESSAGE_ABORT_TASK_SET 0x01
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#define CISS_MESSAGE_ABORT_CLEAR_ACA 0x02
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#define CISS_MESSAGE_ABORT_CLEAR_TASK_SET 0x03
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#define CISS_OPCODE_MESSAGE_RESET 0x01
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#define CISS_MESSAGE_RESET_CONTROLLER 0x00
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#define CISS_MESSAGE_RESET_BUS 0x01
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#define CISS_MESSAGE_RESET_TARGET 0x03
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#define CISS_MESSAGE_RESET_LOGICAL_UNIT 0x04
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#define CISS_OPCODE_MESSAGE_SCAN 0x02
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#define CISS_MESSAGE_SCAN_CONTROLLER 0x00
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#define CISS_MESSAGE_SCAN_BUS 0x01
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#define CISS_MESSAGE_SCAN_TARGET 0x03
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#define CISS_MESSAGE_SCAN_LOGICAL_UNIT 0x04
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#define CISS_OPCODE_MESSAGE_NOP 0x03
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struct ciss_message_cdb
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{
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u_int8_t opcode;
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u_int8_t type;
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u_int16_t :16;
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u_int32_t abort_tag; /* XXX endianness? */
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u_int8_t reserved[8];
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} __packed;
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/*
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* CISS vendor-specific commands/messages.
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*
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* Note that while messages and vendor-specific commands are
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* differentiated, they are handled in basically the same way and can
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* be considered to be basically the same thing, as long as the cdb
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* type field is set correctly.
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*/
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#define CISS_OPCODE_READ 0xc0
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#define CISS_OPCODE_WRITE 0xc1
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#define CISS_COMMAND_NOTIFY_ON_EVENT 0xd0
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#define CISS_COMMAND_ABORT_NOTIFY 0xd1
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struct ciss_notify_cdb
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{
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u_int8_t opcode;
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u_int8_t command;
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u_int8_t res1[2];
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u_int16_t timeout; /* seconds, little-endian */
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u_int8_t res2; /* reserved */
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u_int8_t synchronous:1; /* return immediately */
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u_int8_t ordered:1; /* return events in recorded order */
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u_int8_t seek_to_oldest:1; /* reset read counter to oldest event */
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u_int8_t new_only:1; /* ignore any queued events */
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u_int8_t :4;
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u_int32_t length; /* must be 512, little-endian */
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#define CISS_NOTIFY_DATA_SIZE 512
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u_int8_t control;
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} __packed;
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#define CISS_NOTIFY_NOTIFIER 0
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#define CISS_NOTIFY_NOTIFIER_STATUS 0
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#define CISS_NOTIFY_NOTIFIER_PROTOCOL 1
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#define CISS_NOTIFY_HOTPLUG 1
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#define CISS_NOTIFY_HOTPLUG_PHYSICAL 0
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#define CISS_NOTIFY_HOTPLUG_POWERSUPPLY 1
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#define CISS_NOTIFY_HOTPLUG_FAN 2
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#define CISS_NOTIFY_HOTPLUG_POWER 3
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#define CISS_NOTIFY_HOTPLUG_REDUNDANT 4
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#define CISS_NOTIFY_HOTPLUG_NONDISK 5
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#define CISS_NOTIFY_HARDWARE 2
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#define CISS_NOTIFY_HARDWARE_CABLES 0
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#define CISS_NOTIFY_HARDWARE_MEMORY 1
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#define CISS_NOTIFY_HARDWARE_FAN 2
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#define CISS_NOTIFY_HARDWARE_VRM 3
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#define CISS_NOTIFY_ENVIRONMENT 3
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#define CISS_NOTIFY_ENVIRONMENT_TEMPERATURE 0
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#define CISS_NOTIFY_ENVIRONMENT_POWERSUPPLY 1
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#define CISS_NOTIFY_ENVIRONMENT_CHASSIS 2
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#define CISS_NOTIFY_ENVIRONMENT_POWER 3
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#define CISS_NOTIFY_PHYSICAL 4
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#define CISS_NOTIFY_PHYSICAL_STATE 0
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#define CISS_NOTIFY_LOGICAL 5
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#define CISS_NOTIFY_LOGICAL_STATUS 0
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#define CISS_NOTIFY_LOGICAL_ERROR 1
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#define CISS_NOTIFY_LOGICAL_SURFACE 2
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#define CISS_NOTIFY_REDUNDANT 6
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#define CISS_NOTIFY_REDUNDANT_STATUS 0
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#define CISS_NOTIFY_CISS 8
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#define CISS_NOTIFY_CISS_REDUNDANT_CHANGE 0
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#define CISS_NOTIFY_CISS_PATH_STATUS 1
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#define CISS_NOTIFY_CISS_HARDWARE_ERROR 2
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#define CISS_NOTIFY_CISS_LOGICAL 3
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struct ciss_notify_drive
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{
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u_int16_t physical_drive_number;
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u_int8_t configured_drive_flag;
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u_int8_t spare_drive_flag;
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u_int8_t big_physical_drive_number;
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u_int8_t enclosure_bay_number;
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} __packed;
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struct ciss_notify_locator
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{
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u_int16_t port;
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u_int16_t id;
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u_int16_t box;
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} __packed;
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struct ciss_notify_redundant_controller
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{
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u_int16_t slot;
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} __packed;
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struct ciss_notify_logical_status
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{
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u_int16_t logical_drive;
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u_int8_t previous_state;
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u_int8_t new_state;
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u_int8_t spare_state;
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} __packed;
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struct ciss_notify_rebuild_aborted
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{
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u_int16_t logical_drive;
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u_int8_t replacement_drive;
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u_int8_t error_drive;
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u_int8_t big_replacement_drive;
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u_int8_t big_error_drive;
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} __packed;
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struct ciss_notify_io_error
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{
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u_int16_t logical_drive;
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u_int32_t lba;
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u_int16_t block_count;
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u_int8_t command;
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u_int8_t failure_bus;
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u_int8_t failure_drive;
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u_int64_t big_lba;
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} __packed;
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struct ciss_notify_consistency_completed
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{
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u_int16_t logical_drive;
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} __packed;
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struct ciss_notify
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{
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u_int32_t timestamp; /* seconds since controller power-on */
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u_int16_t class;
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u_int16_t subclass;
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u_int16_t detail;
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union
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{
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struct ciss_notify_drive drive;
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struct ciss_notify_locator location;
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struct ciss_notify_redundant_controller redundant_controller;
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struct ciss_notify_logical_status logical_status;
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struct ciss_notify_rebuild_aborted rebuild_aborted;
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struct ciss_notify_io_error io_error;
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struct ciss_notify_consistency_completed consistency_completed;
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u_int8_t data[64];
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} data;
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char message[80];
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u_int32_t tag;
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u_int16_t date;
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u_int16_t year;
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u_int32_t time;
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u_int16_t pre_power_up_time;
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union ciss_device_address device;
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/* XXX pads to 512 bytes */
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} __packed;
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/*
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* CISS config table, which describes the controller's
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* supported interface(s) and capabilities.
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*
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* This is mapped directly via PCI.
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*/
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struct ciss_config_table
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{
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char signature[4]; /* "CISS" */
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u_int32_t valence;
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u_int32_t supported_methods;
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#define CISS_TRANSPORT_METHOD_READY (1<<0)
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#define CISS_TRANSPORT_METHOD_SIMPLE (1<<1)
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#define CISS_TRANSPORT_METHOD_PERF (1<<2)
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u_int32_t active_method;
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u_int32_t requested_method;
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u_int32_t command_physlimit;
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u_int32_t interrupt_coalesce_delay;
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u_int32_t interrupt_coalesce_count;
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u_int32_t max_outstanding_commands;
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u_int32_t bus_types;
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#define CISS_TRANSPORT_BUS_TYPE_ULTRA2 (1<<0)
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#define CISS_TRANSPORT_BUS_TYPE_ULTRA3 (1<<1)
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#define CISS_TRANSPORT_BUS_TYPE_FIBRE1 (1<<8)
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#define CISS_TRANSPORT_BUS_TYPE_FIBRE2 (1<<9)
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u_int32_t transport_offset;
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char server_name[16];
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u_int32_t heartbeat;
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u_int32_t host_driver;
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#define CISS_DRIVER_SUPPORT_UNIT_ATTENTION (1<<0)
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#define CISS_DRIVER_QUICK_INIT (1<<1)
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#define CISS_DRIVER_INTERRUPT_ON_LOCKUP (1<<2)
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#define CISS_DRIVER_SUPPORT_MIXED_Q_TAGS (1<<3)
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#define CISS_DRIVER_HOST_IS_ALPHA (1<<4)
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#define CISS_DRIVER_MULTI_LUN_SUPPORT (1<<5)
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#define CISS_DRIVER_MESSAGE_REQUESTS_SUPPORTED (1<<7)
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#define CISS_DRIVER_DAUGHTER_ATTACHED (1<<8)
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#define CISS_DRIVER_SCSI_PREFETCH (1<<9)
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u_int32_t max_sg_length; /* 31 in older firmware */
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/*
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* these fields appear in OpenCISS Spec 1.06
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* http://cciss.sourceforge.net/#docs
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*/
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u_int32_t max_logical_supported;
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u_int32_t max_physical_supported;
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u_int32_t max_physical_per_logical;
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u_int32_t max_perfomant_mode_cmds;
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u_int32_t max_block_fetch_count;
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} __packed;
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/*
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* Configuration table for the Performant transport. Only 4 request queues
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* are mentioned in this table, though apparently up to 256 can exist.
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*/
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struct ciss_perf_config {
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uint32_t fetch_count[8];
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#define CISS_SG_FETCH_MAX 0
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#define CISS_SG_FETCH_1 1
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#define CISS_SG_FETCH_2 2
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#define CISS_SG_FETCH_4 3
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#define CISS_SG_FETCH_8 4
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#define CISS_SG_FETCH_16 5
|
|
#define CISS_SG_FETCH_32 6
|
|
#define CISS_SG_FETCH_NONE 7
|
|
uint32_t rq_size;
|
|
uint32_t rq_count;
|
|
uint32_t rq_bank_lo;
|
|
uint32_t rq_bank_hi;
|
|
struct {
|
|
uint32_t rq_addr_lo;
|
|
uint32_t rq_addr_hi;
|
|
} __packed rq[4];
|
|
} __packed;
|
|
|
|
/*
|
|
* In a flagrant violation of what CISS seems to be meant to be about,
|
|
* Compaq recycle a goodly portion of their previous generation's
|
|
* command set (and all the legacy baggage related to a design
|
|
* originally aimed at narrow SCSI) through the Array Controller Read
|
|
* and Array Controller Write interface.
|
|
*
|
|
* Command ID values here can be looked up for in the
|
|
* publically-available documentation for the older controllers; note
|
|
* that the command layout is necessarily different to fit within the
|
|
* CDB.
|
|
*/
|
|
#define CISS_ARRAY_CONTROLLER_READ 0x26
|
|
#define CISS_ARRAY_CONTROLLER_WRITE 0x27
|
|
|
|
#define CISS_BMIC_ID_LDRIVE 0x10
|
|
#define CISS_BMIC_ID_CTLR 0x11
|
|
#define CISS_BMIC_ID_LSTATUS 0x12
|
|
#define CISS_BMIC_ID_PDRIVE 0x15
|
|
#define CISS_BMIC_BLINK_PDRIVE 0x16
|
|
#define CISS_BMIC_SENSE_BLINK_PDRIVE 0x17
|
|
#define CISS_BMIC_SOFT_RESET 0x40
|
|
#define CISS_BMIC_FLUSH_CACHE 0xc2
|
|
#define CISS_BMIC_ACCEPT_MEDIA 0xe0
|
|
|
|
/*
|
|
* When numbering drives, the original design assumed that
|
|
* drives 0-7 are on the first SCSI bus, 8-15 on the second,
|
|
* and so forth. In order to handle modern SCSI configurations,
|
|
* the MSB is set in the drive ID field, in which case the
|
|
* modulus changes from 8 to the number of supported drives
|
|
* per SCSI bus (as obtained from the ID_CTLR command).
|
|
* This feature is referred to as BIG_MAP support, and we assume
|
|
* that all CISS controllers support it.
|
|
*/
|
|
|
|
#define CISS_BIG_MAP_ID(sc, bus, target) \
|
|
(0x80 | \
|
|
((sc)->ciss_id->drives_per_scsi_bus * (bus)) | \
|
|
(target))
|
|
|
|
#define CISS_BIG_MAP_BUS(sc, id) \
|
|
(((id) & 0x80) ? (((id) & ~0x80) / (sc)->ciss_id->drives_per_scsi_bus) : -1)
|
|
|
|
#define CISS_BIG_MAP_TARGET(sc, id) \
|
|
(((id) & 0x80) ? (((id) & ~0x80) % (sc)->ciss_id->drives_per_scsi_bus) : -1)
|
|
|
|
#define CISS_BIG_MAP_ENTRIES 128 /* number of entries in a BIG_MAP */
|
|
|
|
/*
|
|
* In the device address of a logical volume, the bus number
|
|
* is encoded into the logical lun volume number starting
|
|
* at the second byte, with the first byte defining the
|
|
* logical drive number.
|
|
*/
|
|
#define CISS_LUN_TO_BUS(x) (((x) >> 16) & 0xFF)
|
|
#define CISS_LUN_TO_TARGET(x) ((x) & 0xFF)
|
|
|
|
/*
|
|
* BMIC CDB
|
|
*
|
|
* Note that the phys_drive/res1 field is nominally the 32-bit
|
|
* "block number" field, but the only BMIC command(s) of interest
|
|
* implemented overload the MSB (note big-endian format here)
|
|
* to be the physical drive ID, so we define accordingly.
|
|
*/
|
|
struct ciss_bmic_cdb {
|
|
u_int8_t opcode;
|
|
u_int8_t log_drive;
|
|
u_int8_t phys_drive;
|
|
u_int8_t res1[3];
|
|
u_int8_t bmic_opcode;
|
|
u_int16_t size; /* big-endian */
|
|
u_int8_t res2;
|
|
} __packed;
|
|
|
|
/*
|
|
* BMIC command command/return structures.
|
|
*/
|
|
|
|
/* CISS_BMIC_ID_LDRIVE */
|
|
struct ciss_bmic_id_ldrive {
|
|
u_int16_t block_size;
|
|
u_int32_t blocks_available;
|
|
u_int8_t drive_parameter_table[16]; /* XXX define */
|
|
u_int8_t fault_tolerance;
|
|
#define CISS_LDRIVE_RAID0 0
|
|
#define CISS_LDRIVE_RAID4 1
|
|
#define CISS_LDRIVE_RAID1 2
|
|
#define CISS_LDRIVE_RAID5 3
|
|
#define CISS_LDRIVE_RAID51 4
|
|
#define CISS_LDRIVE_RAIDADG 5
|
|
u_int8_t res1;
|
|
u_int8_t bios_disable_flag;
|
|
u_int8_t res2;
|
|
u_int32_t logical_drive_identifier;
|
|
char logical_drive_label[64];
|
|
u_int64_t big_blocks_available;
|
|
u_int8_t res3[410];
|
|
} __packed;
|
|
|
|
/* CISS_BMIC_ID_LSTATUS */
|
|
struct ciss_bmic_id_lstatus {
|
|
u_int8_t status;
|
|
#define CISS_LSTATUS_OK 0
|
|
#define CISS_LSTATUS_FAILED 1
|
|
#define CISS_LSTATUS_NOT_CONFIGURED 2
|
|
#define CISS_LSTATUS_INTERIM_RECOVERY 3
|
|
#define CISS_LSTATUS_READY_RECOVERY 4
|
|
#define CISS_LSTATUS_RECOVERING 5
|
|
#define CISS_LSTATUS_WRONG_PDRIVE 6
|
|
#define CISS_LSTATUS_MISSING_PDRIVE 7
|
|
#define CISS_LSTATUS_EXPANDING 10
|
|
#define CISS_LSTATUS_BECOMING_READY 11
|
|
#define CISS_LSTATUS_QUEUED_FOR_EXPANSION 12
|
|
u_int32_t deprecated_drive_failure_map;
|
|
u_int8_t res1[416];
|
|
u_int32_t blocks_to_recover;
|
|
u_int8_t deprecated_drive_rebuilding;
|
|
u_int16_t deprecated_remap_count[32];
|
|
u_int32_t deprecated_replacement_map;
|
|
u_int32_t deprecated_active_spare_map;
|
|
u_int8_t spare_configured:1;
|
|
u_int8_t spare_rebuilding:1;
|
|
u_int8_t spare_rebuilt:1;
|
|
u_int8_t spare_failed:1;
|
|
u_int8_t spare_switched:1;
|
|
u_int8_t spare_available:1;
|
|
u_int8_t res2:2;
|
|
u_int8_t deprecated_spare_to_replace_map[32];
|
|
u_int32_t deprecated_replaced_marked_ok_map;
|
|
u_int8_t media_exchanged;
|
|
u_int8_t cache_failure;
|
|
u_int8_t expand_failure;
|
|
u_int8_t rebuild_read_failure:1;
|
|
u_int8_t rebuild_write_failure:1;
|
|
u_int8_t res3:6;
|
|
u_int8_t drive_failure_map[CISS_BIG_MAP_ENTRIES / 8];
|
|
u_int16_t remap_count[CISS_BIG_MAP_ENTRIES];
|
|
u_int8_t replacement_map[CISS_BIG_MAP_ENTRIES / 8];
|
|
u_int8_t active_spare_map[CISS_BIG_MAP_ENTRIES / 8];
|
|
u_int8_t spare_to_replace_map[CISS_BIG_MAP_ENTRIES];
|
|
u_int8_t replaced_marked_ok_map[CISS_BIG_MAP_ENTRIES / 8];
|
|
u_int8_t drive_rebuilding;
|
|
u_int64_t big_blocks_to_recover;
|
|
u_int8_t res4[28];
|
|
} __packed;
|
|
|
|
/* CISS_BMIC_ID_CTLR */
|
|
struct ciss_bmic_id_table {
|
|
u_int8_t configured_logical_drives;
|
|
u_int32_t config_signature;
|
|
char running_firmware_revision[4];
|
|
char stored_firmware_revision[4];
|
|
u_int8_t hardware_revision;
|
|
u_int8_t boot_block_revision[4];
|
|
u_int32_t deprecated_drive_present_map;
|
|
u_int32_t deprecated_external_drive_present_map;
|
|
u_int32_t board_id;
|
|
u_int8_t swapped_error_cable;
|
|
u_int32_t deprecated_non_disk_map;
|
|
u_int8_t bad_host_ram_addr;
|
|
u_int8_t cpu_revision;
|
|
u_int8_t res3[3];
|
|
char marketting_revision;
|
|
u_int8_t controller_flags;
|
|
#define CONTROLLER_FLAGS_FLASH_ROM_INSTALLED 0x01
|
|
#define CONTROLLER_FLAGS_DIAGS_MODE_BIT 0x02
|
|
#define CONTROLLER_FLAGS_EXPAND_32MB_FX 0x04
|
|
#define CONTROLLER_FLAGS_MORE_THAN_7_SUPPORT 0x08
|
|
#define CONTROLLER_FLAGS_DAISY_SUPPORT_BIT 0x10
|
|
#define CONTROLLER_FLAGS_RES6 0x20
|
|
#define CONTROLLER_FLAGS_RES7 0x40
|
|
#define CONTROLLER_FLAGS_BIG_MAP_SUPPORT 0x80
|
|
u_int8_t host_flags;
|
|
#define HOST_FLAGS_SDB_ASIC_WORK_AROUND 0x01
|
|
#define HOST_FLAGS_PCI_DATA_BUS_PARITY_SUPPORT 0x02
|
|
#define HOST_FLAGS_RES3 0x04
|
|
#define HOST_FLAGS_RES4 0x08
|
|
#define HOST_FLAGS_RES5 0x10
|
|
#define HOST_FLAGS_RES6 0x20
|
|
#define HOST_FLAGS_RES7 0x30
|
|
#define HOST_FLAGS_RES8 0x40
|
|
u_int8_t expand_disable_code;
|
|
#define EXPAND_DISABLE_NOT_NEEDED 0x01
|
|
#define EXPAND_DISABLE_MISSING_CACHE_BOARD 0x02
|
|
#define EXPAND_DISABLE_WCXC_FATAL_CACHE_BITS 0x04
|
|
#define EXPAND_DISABLE_CACHE_PERM_DISABLED 0x08
|
|
#define EXPAND_DISABLE_RAM_ALLOCATION_FAILED 0x10
|
|
#define EXPAND_DISABLE_BATTEREIS_DISCHARGED 0x20
|
|
#define EXPAND_DISABLE_RES7 0x40
|
|
#define EXPAND_DISABLE_REBUILD_RUNNING 0x80
|
|
u_int8_t scsi_chip_count;
|
|
u_int32_t maximum_blocks;
|
|
u_int32_t controller_clock;
|
|
u_int8_t drives_per_scsi_bus;
|
|
u_int8_t big_drive_present_map[CISS_BIG_MAP_ENTRIES / 8];
|
|
u_int8_t big_external_drive_present_map[CISS_BIG_MAP_ENTRIES / 8];
|
|
u_int8_t big_non_disk_map[CISS_BIG_MAP_ENTRIES / 8];
|
|
|
|
u_int16_t task_flags; /* used for FW debugging */
|
|
u_int8_t ICL_bus_map; /* Bitmap used for ICL between controllers */
|
|
u_int8_t redund_ctlr_modes_support; /* See REDUNDANT MODE VALUES */
|
|
u_int8_t curr_redund_ctlr_mode;
|
|
u_int8_t redund_ctlr_status;
|
|
u_int8_t redund_op_failure_code;
|
|
|
|
u_int8_t unsupported_nile_bus;
|
|
u_int8_t host_i2c_autorev;
|
|
u_int8_t cpld_revision;
|
|
u_int8_t fibre_chip_count;
|
|
u_int8_t daughterboard_type;
|
|
u_int8_t more_swapped_config_cable_error;
|
|
|
|
u_int8_t license_key_status;
|
|
u_int8_t access_module_status;
|
|
u_int8_t features_supported[12];
|
|
u_int8_t rec_rom_inact_rev[4]; /* Recovery ROM inactive f/w revision */
|
|
u_int8_t rec_rom_act_status; /* Recovery ROM flags */
|
|
u_int8_t pci_to_pci_status; /* PCI to PCI bridge status */
|
|
u_int32_t redundant_server_info; /* Reserved for future use */
|
|
u_int8_t percent_write_cache; /* Percent of memory allocated to write cache */
|
|
u_int16_t daughterboard_size_mb; /* Total size (MB) of cache board */
|
|
u_int8_t cache_batter_count; /* Number of cache batteries */
|
|
u_int16_t total_controller_mem_mb; /* Total size (MB) of atttached memory */
|
|
u_int8_t more_controller_flags; /* Additional controller flags byte */
|
|
u_int8_t x_board_host_i2c_rev; /* 2nd byte of 3 byte autorev field */
|
|
u_int8_t battery_pic_rev; /* BBWC PIC revision */
|
|
/*
|
|
* Below here I have no documentation on the rest of this data structure. It is
|
|
* inferred from the opensource cciss_vol_status application. I assume that this
|
|
* data strucutre is 512 bytes in total size, do not exceed it.
|
|
*/
|
|
u_int8_t bDdffVersion[4]; /* DDFF update engine version */
|
|
u_int16_t usMaxLogicalUnits; /* Maximum logical units supported */
|
|
u_int16_t usExtLogicalUnitCount; /* Big num configured logical units */
|
|
u_int16_t usMaxPhysicalDevices; /* Maximum physical devices supported */
|
|
u_int16_t usMaxPhyDrvPerLogicalUnit; /* Max physical drive per logical unit */
|
|
u_int8_t bEnclosureCount; /* Number of attached enclosures */
|
|
u_int8_t bExpanderCount; /* Number of expanders detected */
|
|
u_int16_t usOffsetToEDPbitmap; /* Offset to extended drive present map*/
|
|
u_int16_t usOffsetToEEDPbitmap; /* Offset to extended external drive present map */
|
|
u_int16_t usOffsetToENDbitmap; /* Offset to extended non-disk map */
|
|
u_int8_t bInternalPortStatus[8]; /* Internal port status bytes */
|
|
u_int8_t bExternalPortStatus[8]; /* External port status bytes */
|
|
u_int32_t uiYetMoreControllerFlags;/* Yet More Controller flags */
|
|
#define YMORE_CONTROLLER_FLAGS_JBOD_SUPPORTED \
|
|
( 1 << 25 ) /* Controller has JBOD support */
|
|
|
|
u_int8_t bLastLockup; /* Last lockup code */
|
|
u_int8_t bSlot; /* PCI slot according to option ROM*/
|
|
u_int16_t usBuildNum; /* Build number */
|
|
u_int32_t uiMaxSafeFullStripeSize; /* Maximum safe full stripe size */
|
|
u_int32_t uiTotalLength; /* Total structure length */
|
|
u_int8_t bVendorID[8]; /* Vendor ID */
|
|
u_int8_t bProductID[16]; /* Product ID */
|
|
/*
|
|
* These are even more obscure as they seem to only be available in cciss_vol_status
|
|
*/
|
|
u_int32_t ExtendedLastLockupCode;
|
|
u_int16_t MaxRaid;
|
|
u_int16_t MaxParity;
|
|
u_int16_t MaxADGStripSize;
|
|
u_int16_t YetMoreSwappedCables;
|
|
u_int8_t MaxDevicePaths;
|
|
u_int8_t PowerUPNvramFlags;
|
|
#define PWR_UP_FLAG_JBOD_ENABLED 0x08 /*JBOD mode is enabled, all RAID features off */
|
|
|
|
u_int16_t ZonedOffset;
|
|
u_int32_t FixedFieldsLength;
|
|
u_int8_t FWCompileTimeStamp[24];
|
|
u_int32_t EvenMoreControllerFlags;
|
|
u_int8_t padding[240];
|
|
} __packed;
|
|
|
|
/* CISS_BMIC_ID_PDRIVE */
|
|
struct ciss_bmic_id_pdrive {
|
|
u_int8_t scsi_bus;
|
|
u_int8_t scsi_id;
|
|
u_int16_t block_size;
|
|
u_int32_t total_blocks;
|
|
u_int32_t reserved_blocks;
|
|
char model[40];
|
|
char serial[40];
|
|
char revision[8];
|
|
u_int8_t inquiry_bits;
|
|
u_int8_t res1[2];
|
|
u_int8_t drive_present:1;
|
|
u_int8_t non_disk:1;
|
|
u_int8_t wide:1;
|
|
u_int8_t synchronous:1;
|
|
u_int8_t narrow:1;
|
|
u_int8_t wide_downgraded_to_narrow:1;
|
|
u_int8_t ultra:1;
|
|
u_int8_t ultra2:1;
|
|
u_int8_t SMART:1;
|
|
u_int8_t SMART_errors_recorded:1;
|
|
u_int8_t SMART_errors_enabled:1;
|
|
u_int8_t SMART_errors_detected:1;
|
|
u_int8_t external:1;
|
|
u_int8_t configured:1;
|
|
u_int8_t configured_spare:1;
|
|
u_int8_t cache_saved_enabled:1;
|
|
u_int8_t res2;
|
|
u_int8_t res3:6;
|
|
u_int8_t cache_currently_enabled:1;
|
|
u_int8_t cache_safe:1;
|
|
u_int8_t res4[5];
|
|
char connector[2];
|
|
u_int8_t res5;
|
|
u_int8_t bay;
|
|
u_int16_t rpm;
|
|
u_int8_t drive_type;
|
|
u_int8_t res6[393];
|
|
} __packed;
|
|
|
|
/* CISS_BMIC_BLINK_PDRIVE */
|
|
/* CISS_BMIC_SENSE_BLINK_PDRIVE */
|
|
struct ciss_bmic_blink_pdrive {
|
|
u_int32_t blink_duration; /* 10ths of a second */
|
|
u_int32_t duration_elapsed; /* only for sense command */
|
|
u_int8_t blinktab[256];
|
|
#define CISS_BMIC_BLINK_ALL 1
|
|
#define CISS_BMIC_BLINK_TIMED 2
|
|
u_int8_t res2[248];
|
|
} __packed;
|
|
|
|
/* CISS_BMIC_FLUSH_CACHE */
|
|
struct ciss_bmic_flush_cache {
|
|
u_int16_t flag;
|
|
#define CISS_BMIC_FLUSH_AND_ENABLE 0
|
|
#define CISS_BMIC_FLUSH_AND_DISABLE 1
|
|
u_int8_t res1[510];
|
|
} __packed;
|
|
|
|
#ifdef _KERNEL
|
|
/*
|
|
* CISS "simple" transport layer.
|
|
*
|
|
* Note that there are two slightly different versions of this interface
|
|
* with different interrupt mask bits. There's nothing like consistency...
|
|
*/
|
|
#define CISS_TL_SIMPLE_BAR_REGS 0x10 /* BAR pointing to register space */
|
|
#define CISS_TL_SIMPLE_BAR_CFG 0x14 /* BAR pointing to space containing config table */
|
|
|
|
#define CISS_TL_SIMPLE_IDBR 0x20 /* inbound doorbell register */
|
|
#define CISS_TL_SIMPLE_IDBR_CFG_TABLE (1<<0) /* notify controller of config table update */
|
|
|
|
#define CISS_TL_SIMPLE_ISR 0x30 /* interrupt status register */
|
|
#define CISS_TL_SIMPLE_IMR 0x34 /* interrupt mask register */
|
|
#define CISS_TL_SIMPLE_INTR_OPQ_SA5 (1<<3) /* OPQ not empty interrupt, SA5 boards */
|
|
#define CISS_TL_SIMPLE_INTR_OPQ_SA5B (1<<2) /* OPQ not empty interrupt, SA5B boards */
|
|
|
|
#define CISS_TL_SIMPLE_IPQ 0x40 /* inbound post queue */
|
|
#define CISS_TL_SIMPLE_OPQ 0x44 /* outbound post queue */
|
|
#define CISS_TL_SIMPLE_OPQ_EMPTY (~(u_int32_t)0)
|
|
|
|
#define CISS_TL_SIMPLE_OSR 0x9c /* outbound status register */
|
|
#define CISS_TL_SIMPLE_ODC 0xa0 /* outbound doorbell clear register */
|
|
#define CISS_TL_SIMPLE_ODC_CLEAR (0x1)
|
|
|
|
#define CISS_TL_SIMPLE_CFG_BAR 0xb4 /* should be 0x14 */
|
|
#define CISS_TL_SIMPLE_CFG_OFF 0xb8 /* offset in BAR at which config table is located */
|
|
|
|
/*
|
|
* Register access primitives.
|
|
*/
|
|
#define CISS_TL_SIMPLE_READ(sc, ofs) \
|
|
bus_space_read_4(sc->ciss_regs_btag, sc->ciss_regs_bhandle, ofs)
|
|
#define CISS_TL_SIMPLE_WRITE(sc, ofs, val) \
|
|
bus_space_write_4(sc->ciss_regs_btag, sc->ciss_regs_bhandle, ofs, val)
|
|
|
|
#define CISS_TL_SIMPLE_POST_CMD(sc, phys) CISS_TL_SIMPLE_WRITE(sc, CISS_TL_SIMPLE_IPQ, phys)
|
|
#define CISS_TL_SIMPLE_FETCH_CMD(sc) CISS_TL_SIMPLE_READ(sc, CISS_TL_SIMPLE_OPQ)
|
|
|
|
#define CISS_TL_PERF_INTR_OPQ (CISS_TL_SIMPLE_INTR_OPQ_SA5 | CISS_TL_SIMPLE_INTR_OPQ_SA5B)
|
|
#define CISS_TL_PERF_INTR_MSI 0x01
|
|
|
|
#define CISS_TL_PERF_POST_CMD(sc, cr) CISS_TL_SIMPLE_WRITE(sc, CISS_TL_SIMPLE_IPQ, cr->cr_ccphys | (cr)->cr_sg_tag)
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#define CISS_TL_PERF_FLUSH_INT(sc) CISS_TL_SIMPLE_READ(sc, CISS_TL_SIMPLE_OSR)
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#define CISS_TL_PERF_CLEAR_INT(sc) CISS_TL_SIMPLE_WRITE(sc, CISS_TL_SIMPLE_ODC, CISS_TL_SIMPLE_ODC_CLEAR)
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#define CISS_CYCLE_MASK 0x00000001
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/* Only need one MSI/MSI-X vector */
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#define CISS_MSI_COUNT 1
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#define CISS_TL_SIMPLE_DISABLE_INTERRUPTS(sc) \
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CISS_TL_SIMPLE_WRITE(sc, CISS_TL_SIMPLE_IMR, \
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CISS_TL_SIMPLE_READ(sc, CISS_TL_SIMPLE_IMR) | (sc)->ciss_interrupt_mask)
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#define CISS_TL_SIMPLE_ENABLE_INTERRUPTS(sc) \
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CISS_TL_SIMPLE_WRITE(sc, CISS_TL_SIMPLE_IMR, \
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CISS_TL_SIMPLE_READ(sc, CISS_TL_SIMPLE_IMR) & ~(sc)->ciss_interrupt_mask)
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#endif /* _KERNEL */
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