bdc6fb8d69
Driver issue the get ld list to fw to get the logic drive list. Driver will keep the logic drive list for the internal use after driver load. Signed-off-by Bo Yang<bo.yang@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
1358 lines
29 KiB
C
1358 lines
29 KiB
C
/*
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*
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* Linux MegaRAID driver for SAS based RAID controllers
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*
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* Copyright (c) 2003-2005 LSI Corporation.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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* FILE : megaraid_sas.h
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*/
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#ifndef LSI_MEGARAID_SAS_H
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#define LSI_MEGARAID_SAS_H
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/*
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* MegaRAID SAS Driver meta data
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*/
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#define MEGASAS_VERSION "00.00.04.12-rc1"
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#define MEGASAS_RELDATE "Sep. 17, 2009"
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#define MEGASAS_EXT_VERSION "Thu Sep. 17 11:41:51 PST 2009"
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/*
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* Device IDs
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*/
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#define PCI_DEVICE_ID_LSI_SAS1078R 0x0060
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#define PCI_DEVICE_ID_LSI_SAS1078DE 0x007C
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#define PCI_DEVICE_ID_LSI_VERDE_ZCR 0x0413
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#define PCI_DEVICE_ID_LSI_SAS1078GEN2 0x0078
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#define PCI_DEVICE_ID_LSI_SAS0079GEN2 0x0079
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#define PCI_DEVICE_ID_LSI_SAS0073SKINNY 0x0073
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#define PCI_DEVICE_ID_LSI_SAS0071SKINNY 0x0071
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/*
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* =====================================
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* MegaRAID SAS MFI firmware definitions
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* =====================================
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*/
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/*
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* MFI stands for MegaRAID SAS FW Interface. This is just a moniker for
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* protocol between the software and firmware. Commands are issued using
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* "message frames"
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*/
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/*
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* FW posts its state in upper 4 bits of outbound_msg_0 register
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*/
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#define MFI_STATE_MASK 0xF0000000
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#define MFI_STATE_UNDEFINED 0x00000000
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#define MFI_STATE_BB_INIT 0x10000000
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#define MFI_STATE_FW_INIT 0x40000000
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#define MFI_STATE_WAIT_HANDSHAKE 0x60000000
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#define MFI_STATE_FW_INIT_2 0x70000000
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#define MFI_STATE_DEVICE_SCAN 0x80000000
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#define MFI_STATE_BOOT_MESSAGE_PENDING 0x90000000
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#define MFI_STATE_FLUSH_CACHE 0xA0000000
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#define MFI_STATE_READY 0xB0000000
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#define MFI_STATE_OPERATIONAL 0xC0000000
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#define MFI_STATE_FAULT 0xF0000000
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#define MEGAMFI_FRAME_SIZE 64
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/*
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* During FW init, clear pending cmds & reset state using inbound_msg_0
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*
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* ABORT : Abort all pending cmds
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* READY : Move from OPERATIONAL to READY state; discard queue info
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* MFIMODE : Discard (possible) low MFA posted in 64-bit mode (??)
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* CLR_HANDSHAKE: FW is waiting for HANDSHAKE from BIOS or Driver
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* HOTPLUG : Resume from Hotplug
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* MFI_STOP_ADP : Send signal to FW to stop processing
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*/
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#define MFI_INIT_ABORT 0x00000001
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#define MFI_INIT_READY 0x00000002
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#define MFI_INIT_MFIMODE 0x00000004
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#define MFI_INIT_CLEAR_HANDSHAKE 0x00000008
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#define MFI_INIT_HOTPLUG 0x00000010
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#define MFI_STOP_ADP 0x00000020
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#define MFI_RESET_FLAGS MFI_INIT_READY| \
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MFI_INIT_MFIMODE| \
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MFI_INIT_ABORT
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/*
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* MFI frame flags
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*/
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#define MFI_FRAME_POST_IN_REPLY_QUEUE 0x0000
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#define MFI_FRAME_DONT_POST_IN_REPLY_QUEUE 0x0001
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#define MFI_FRAME_SGL32 0x0000
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#define MFI_FRAME_SGL64 0x0002
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#define MFI_FRAME_SENSE32 0x0000
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#define MFI_FRAME_SENSE64 0x0004
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#define MFI_FRAME_DIR_NONE 0x0000
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#define MFI_FRAME_DIR_WRITE 0x0008
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#define MFI_FRAME_DIR_READ 0x0010
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#define MFI_FRAME_DIR_BOTH 0x0018
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#define MFI_FRAME_IEEE 0x0020
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/*
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* Definition for cmd_status
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*/
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#define MFI_CMD_STATUS_POLL_MODE 0xFF
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/*
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* MFI command opcodes
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*/
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#define MFI_CMD_INIT 0x00
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#define MFI_CMD_LD_READ 0x01
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#define MFI_CMD_LD_WRITE 0x02
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#define MFI_CMD_LD_SCSI_IO 0x03
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#define MFI_CMD_PD_SCSI_IO 0x04
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#define MFI_CMD_DCMD 0x05
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#define MFI_CMD_ABORT 0x06
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#define MFI_CMD_SMP 0x07
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#define MFI_CMD_STP 0x08
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#define MR_DCMD_CTRL_GET_INFO 0x01010000
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#define MR_DCMD_LD_GET_LIST 0x03010000
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#define MR_DCMD_CTRL_CACHE_FLUSH 0x01101000
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#define MR_FLUSH_CTRL_CACHE 0x01
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#define MR_FLUSH_DISK_CACHE 0x02
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#define MR_DCMD_CTRL_SHUTDOWN 0x01050000
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#define MR_DCMD_HIBERNATE_SHUTDOWN 0x01060000
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#define MR_ENABLE_DRIVE_SPINDOWN 0x01
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#define MR_DCMD_CTRL_EVENT_GET_INFO 0x01040100
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#define MR_DCMD_CTRL_EVENT_GET 0x01040300
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#define MR_DCMD_CTRL_EVENT_WAIT 0x01040500
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#define MR_DCMD_LD_GET_PROPERTIES 0x03030000
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#define MR_DCMD_CLUSTER 0x08000000
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#define MR_DCMD_CLUSTER_RESET_ALL 0x08010100
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#define MR_DCMD_CLUSTER_RESET_LD 0x08010200
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#define MR_DCMD_PD_LIST_QUERY 0x02010100
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/*
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* MFI command completion codes
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*/
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enum MFI_STAT {
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MFI_STAT_OK = 0x00,
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MFI_STAT_INVALID_CMD = 0x01,
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MFI_STAT_INVALID_DCMD = 0x02,
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MFI_STAT_INVALID_PARAMETER = 0x03,
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MFI_STAT_INVALID_SEQUENCE_NUMBER = 0x04,
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MFI_STAT_ABORT_NOT_POSSIBLE = 0x05,
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MFI_STAT_APP_HOST_CODE_NOT_FOUND = 0x06,
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MFI_STAT_APP_IN_USE = 0x07,
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MFI_STAT_APP_NOT_INITIALIZED = 0x08,
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MFI_STAT_ARRAY_INDEX_INVALID = 0x09,
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MFI_STAT_ARRAY_ROW_NOT_EMPTY = 0x0a,
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MFI_STAT_CONFIG_RESOURCE_CONFLICT = 0x0b,
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MFI_STAT_DEVICE_NOT_FOUND = 0x0c,
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MFI_STAT_DRIVE_TOO_SMALL = 0x0d,
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MFI_STAT_FLASH_ALLOC_FAIL = 0x0e,
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MFI_STAT_FLASH_BUSY = 0x0f,
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MFI_STAT_FLASH_ERROR = 0x10,
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MFI_STAT_FLASH_IMAGE_BAD = 0x11,
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MFI_STAT_FLASH_IMAGE_INCOMPLETE = 0x12,
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MFI_STAT_FLASH_NOT_OPEN = 0x13,
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MFI_STAT_FLASH_NOT_STARTED = 0x14,
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MFI_STAT_FLUSH_FAILED = 0x15,
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MFI_STAT_HOST_CODE_NOT_FOUNT = 0x16,
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MFI_STAT_LD_CC_IN_PROGRESS = 0x17,
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MFI_STAT_LD_INIT_IN_PROGRESS = 0x18,
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MFI_STAT_LD_LBA_OUT_OF_RANGE = 0x19,
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MFI_STAT_LD_MAX_CONFIGURED = 0x1a,
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MFI_STAT_LD_NOT_OPTIMAL = 0x1b,
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MFI_STAT_LD_RBLD_IN_PROGRESS = 0x1c,
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MFI_STAT_LD_RECON_IN_PROGRESS = 0x1d,
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MFI_STAT_LD_WRONG_RAID_LEVEL = 0x1e,
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MFI_STAT_MAX_SPARES_EXCEEDED = 0x1f,
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MFI_STAT_MEMORY_NOT_AVAILABLE = 0x20,
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MFI_STAT_MFC_HW_ERROR = 0x21,
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MFI_STAT_NO_HW_PRESENT = 0x22,
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MFI_STAT_NOT_FOUND = 0x23,
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MFI_STAT_NOT_IN_ENCL = 0x24,
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MFI_STAT_PD_CLEAR_IN_PROGRESS = 0x25,
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MFI_STAT_PD_TYPE_WRONG = 0x26,
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MFI_STAT_PR_DISABLED = 0x27,
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MFI_STAT_ROW_INDEX_INVALID = 0x28,
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MFI_STAT_SAS_CONFIG_INVALID_ACTION = 0x29,
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MFI_STAT_SAS_CONFIG_INVALID_DATA = 0x2a,
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MFI_STAT_SAS_CONFIG_INVALID_PAGE = 0x2b,
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MFI_STAT_SAS_CONFIG_INVALID_TYPE = 0x2c,
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MFI_STAT_SCSI_DONE_WITH_ERROR = 0x2d,
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MFI_STAT_SCSI_IO_FAILED = 0x2e,
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MFI_STAT_SCSI_RESERVATION_CONFLICT = 0x2f,
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MFI_STAT_SHUTDOWN_FAILED = 0x30,
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MFI_STAT_TIME_NOT_SET = 0x31,
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MFI_STAT_WRONG_STATE = 0x32,
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MFI_STAT_LD_OFFLINE = 0x33,
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MFI_STAT_PEER_NOTIFICATION_REJECTED = 0x34,
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MFI_STAT_PEER_NOTIFICATION_FAILED = 0x35,
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MFI_STAT_RESERVATION_IN_PROGRESS = 0x36,
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MFI_STAT_I2C_ERRORS_DETECTED = 0x37,
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MFI_STAT_PCI_ERRORS_DETECTED = 0x38,
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MFI_STAT_INVALID_STATUS = 0xFF
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};
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/*
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* Number of mailbox bytes in DCMD message frame
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*/
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#define MFI_MBOX_SIZE 12
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enum MR_EVT_CLASS {
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MR_EVT_CLASS_DEBUG = -2,
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MR_EVT_CLASS_PROGRESS = -1,
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MR_EVT_CLASS_INFO = 0,
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MR_EVT_CLASS_WARNING = 1,
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MR_EVT_CLASS_CRITICAL = 2,
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MR_EVT_CLASS_FATAL = 3,
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MR_EVT_CLASS_DEAD = 4,
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};
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enum MR_EVT_LOCALE {
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MR_EVT_LOCALE_LD = 0x0001,
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MR_EVT_LOCALE_PD = 0x0002,
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MR_EVT_LOCALE_ENCL = 0x0004,
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MR_EVT_LOCALE_BBU = 0x0008,
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MR_EVT_LOCALE_SAS = 0x0010,
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MR_EVT_LOCALE_CTRL = 0x0020,
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MR_EVT_LOCALE_CONFIG = 0x0040,
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MR_EVT_LOCALE_CLUSTER = 0x0080,
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MR_EVT_LOCALE_ALL = 0xffff,
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};
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enum MR_EVT_ARGS {
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MR_EVT_ARGS_NONE,
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MR_EVT_ARGS_CDB_SENSE,
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MR_EVT_ARGS_LD,
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MR_EVT_ARGS_LD_COUNT,
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MR_EVT_ARGS_LD_LBA,
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MR_EVT_ARGS_LD_OWNER,
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MR_EVT_ARGS_LD_LBA_PD_LBA,
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MR_EVT_ARGS_LD_PROG,
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MR_EVT_ARGS_LD_STATE,
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MR_EVT_ARGS_LD_STRIP,
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MR_EVT_ARGS_PD,
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MR_EVT_ARGS_PD_ERR,
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MR_EVT_ARGS_PD_LBA,
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MR_EVT_ARGS_PD_LBA_LD,
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MR_EVT_ARGS_PD_PROG,
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MR_EVT_ARGS_PD_STATE,
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MR_EVT_ARGS_PCI,
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MR_EVT_ARGS_RATE,
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MR_EVT_ARGS_STR,
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MR_EVT_ARGS_TIME,
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MR_EVT_ARGS_ECC,
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MR_EVT_ARGS_LD_PROP,
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MR_EVT_ARGS_PD_SPARE,
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MR_EVT_ARGS_PD_INDEX,
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MR_EVT_ARGS_DIAG_PASS,
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MR_EVT_ARGS_DIAG_FAIL,
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MR_EVT_ARGS_PD_LBA_LBA,
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MR_EVT_ARGS_PORT_PHY,
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MR_EVT_ARGS_PD_MISSING,
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MR_EVT_ARGS_PD_ADDRESS,
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MR_EVT_ARGS_BITMAP,
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MR_EVT_ARGS_CONNECTOR,
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MR_EVT_ARGS_PD_PD,
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MR_EVT_ARGS_PD_FRU,
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MR_EVT_ARGS_PD_PATHINFO,
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MR_EVT_ARGS_PD_POWER_STATE,
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MR_EVT_ARGS_GENERIC,
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};
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/*
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* define constants for device list query options
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*/
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enum MR_PD_QUERY_TYPE {
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MR_PD_QUERY_TYPE_ALL = 0,
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MR_PD_QUERY_TYPE_STATE = 1,
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MR_PD_QUERY_TYPE_POWER_STATE = 2,
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MR_PD_QUERY_TYPE_MEDIA_TYPE = 3,
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MR_PD_QUERY_TYPE_SPEED = 4,
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MR_PD_QUERY_TYPE_EXPOSED_TO_HOST = 5,
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};
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#define MR_EVT_CFG_CLEARED 0x0004
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#define MR_EVT_LD_STATE_CHANGE 0x0051
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#define MR_EVT_PD_INSERTED 0x005b
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#define MR_EVT_PD_REMOVED 0x0070
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#define MR_EVT_LD_CREATED 0x008a
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#define MR_EVT_LD_DELETED 0x008b
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#define MR_EVT_FOREIGN_CFG_IMPORTED 0x00db
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#define MR_EVT_LD_OFFLINE 0x00fc
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#define MR_EVT_CTRL_HOST_BUS_SCAN_REQUESTED 0x0152
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#define MAX_LOGICAL_DRIVES 64
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enum MR_PD_STATE {
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MR_PD_STATE_UNCONFIGURED_GOOD = 0x00,
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MR_PD_STATE_UNCONFIGURED_BAD = 0x01,
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MR_PD_STATE_HOT_SPARE = 0x02,
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MR_PD_STATE_OFFLINE = 0x10,
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MR_PD_STATE_FAILED = 0x11,
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MR_PD_STATE_REBUILD = 0x14,
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MR_PD_STATE_ONLINE = 0x18,
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MR_PD_STATE_COPYBACK = 0x20,
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MR_PD_STATE_SYSTEM = 0x40,
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};
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/*
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* defines the physical drive address structure
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*/
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struct MR_PD_ADDRESS {
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u16 deviceId;
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u16 enclDeviceId;
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union {
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struct {
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u8 enclIndex;
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u8 slotNumber;
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} mrPdAddress;
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struct {
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u8 enclPosition;
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u8 enclConnectorIndex;
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} mrEnclAddress;
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};
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u8 scsiDevType;
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union {
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u8 connectedPortBitmap;
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u8 connectedPortNumbers;
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};
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u64 sasAddr[2];
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} __packed;
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/*
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* defines the physical drive list structure
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*/
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struct MR_PD_LIST {
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u32 size;
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u32 count;
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struct MR_PD_ADDRESS addr[1];
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} __packed;
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struct megasas_pd_list {
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u16 tid;
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u8 driveType;
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u8 driveState;
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} __packed;
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/*
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* defines the logical drive reference structure
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*/
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union MR_LD_REF {
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struct {
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u8 targetId;
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u8 reserved;
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u16 seqNum;
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};
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u32 ref;
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} __packed;
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/*
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* defines the logical drive list structure
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*/
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struct MR_LD_LIST {
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u32 ldCount;
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u32 reserved;
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struct {
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union MR_LD_REF ref;
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u8 state;
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u8 reserved[3];
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u64 size;
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} ldList[MAX_LOGICAL_DRIVES];
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} __packed;
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/*
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* SAS controller properties
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*/
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struct megasas_ctrl_prop {
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u16 seq_num;
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u16 pred_fail_poll_interval;
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u16 intr_throttle_count;
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u16 intr_throttle_timeouts;
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u8 rebuild_rate;
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u8 patrol_read_rate;
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u8 bgi_rate;
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u8 cc_rate;
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u8 recon_rate;
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u8 cache_flush_interval;
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u8 spinup_drv_count;
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u8 spinup_delay;
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u8 cluster_enable;
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u8 coercion_mode;
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u8 alarm_enable;
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u8 disable_auto_rebuild;
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u8 disable_battery_warn;
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u8 ecc_bucket_size;
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u16 ecc_bucket_leak_rate;
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u8 restore_hotspare_on_insertion;
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u8 expose_encl_devices;
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u8 reserved[38];
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} __packed;
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/*
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* SAS controller information
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*/
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struct megasas_ctrl_info {
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/*
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* PCI device information
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*/
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struct {
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u16 vendor_id;
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u16 device_id;
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u16 sub_vendor_id;
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u16 sub_device_id;
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u8 reserved[24];
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} __attribute__ ((packed)) pci;
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/*
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* Host interface information
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*/
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struct {
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u8 PCIX:1;
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u8 PCIE:1;
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u8 iSCSI:1;
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u8 SAS_3G:1;
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u8 reserved_0:4;
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u8 reserved_1[6];
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u8 port_count;
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u64 port_addr[8];
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} __attribute__ ((packed)) host_interface;
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/*
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* Device (backend) interface information
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*/
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struct {
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u8 SPI:1;
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u8 SAS_3G:1;
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u8 SATA_1_5G:1;
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u8 SATA_3G:1;
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u8 reserved_0:4;
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u8 reserved_1[6];
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u8 port_count;
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u64 port_addr[8];
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} __attribute__ ((packed)) device_interface;
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/*
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* List of components residing in flash. All str are null terminated
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*/
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u32 image_check_word;
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u32 image_component_count;
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struct {
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char name[8];
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char version[32];
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char build_date[16];
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char built_time[16];
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} __attribute__ ((packed)) image_component[8];
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/*
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* List of flash components that have been flashed on the card, but
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* are not in use, pending reset of the adapter. This list will be
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* empty if a flash operation has not occurred. All stings are null
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* terminated
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*/
|
|
u32 pending_image_component_count;
|
|
|
|
struct {
|
|
|
|
char name[8];
|
|
char version[32];
|
|
char build_date[16];
|
|
char build_time[16];
|
|
|
|
} __attribute__ ((packed)) pending_image_component[8];
|
|
|
|
u8 max_arms;
|
|
u8 max_spans;
|
|
u8 max_arrays;
|
|
u8 max_lds;
|
|
|
|
char product_name[80];
|
|
char serial_no[32];
|
|
|
|
/*
|
|
* Other physical/controller/operation information. Indicates the
|
|
* presence of the hardware
|
|
*/
|
|
struct {
|
|
|
|
u32 bbu:1;
|
|
u32 alarm:1;
|
|
u32 nvram:1;
|
|
u32 uart:1;
|
|
u32 reserved:28;
|
|
|
|
} __attribute__ ((packed)) hw_present;
|
|
|
|
u32 current_fw_time;
|
|
|
|
/*
|
|
* Maximum data transfer sizes
|
|
*/
|
|
u16 max_concurrent_cmds;
|
|
u16 max_sge_count;
|
|
u32 max_request_size;
|
|
|
|
/*
|
|
* Logical and physical device counts
|
|
*/
|
|
u16 ld_present_count;
|
|
u16 ld_degraded_count;
|
|
u16 ld_offline_count;
|
|
|
|
u16 pd_present_count;
|
|
u16 pd_disk_present_count;
|
|
u16 pd_disk_pred_failure_count;
|
|
u16 pd_disk_failed_count;
|
|
|
|
/*
|
|
* Memory size information
|
|
*/
|
|
u16 nvram_size;
|
|
u16 memory_size;
|
|
u16 flash_size;
|
|
|
|
/*
|
|
* Error counters
|
|
*/
|
|
u16 mem_correctable_error_count;
|
|
u16 mem_uncorrectable_error_count;
|
|
|
|
/*
|
|
* Cluster information
|
|
*/
|
|
u8 cluster_permitted;
|
|
u8 cluster_active;
|
|
|
|
/*
|
|
* Additional max data transfer sizes
|
|
*/
|
|
u16 max_strips_per_io;
|
|
|
|
/*
|
|
* Controller capabilities structures
|
|
*/
|
|
struct {
|
|
|
|
u32 raid_level_0:1;
|
|
u32 raid_level_1:1;
|
|
u32 raid_level_5:1;
|
|
u32 raid_level_1E:1;
|
|
u32 raid_level_6:1;
|
|
u32 reserved:27;
|
|
|
|
} __attribute__ ((packed)) raid_levels;
|
|
|
|
struct {
|
|
|
|
u32 rbld_rate:1;
|
|
u32 cc_rate:1;
|
|
u32 bgi_rate:1;
|
|
u32 recon_rate:1;
|
|
u32 patrol_rate:1;
|
|
u32 alarm_control:1;
|
|
u32 cluster_supported:1;
|
|
u32 bbu:1;
|
|
u32 spanning_allowed:1;
|
|
u32 dedicated_hotspares:1;
|
|
u32 revertible_hotspares:1;
|
|
u32 foreign_config_import:1;
|
|
u32 self_diagnostic:1;
|
|
u32 mixed_redundancy_arr:1;
|
|
u32 global_hot_spares:1;
|
|
u32 reserved:17;
|
|
|
|
} __attribute__ ((packed)) adapter_operations;
|
|
|
|
struct {
|
|
|
|
u32 read_policy:1;
|
|
u32 write_policy:1;
|
|
u32 io_policy:1;
|
|
u32 access_policy:1;
|
|
u32 disk_cache_policy:1;
|
|
u32 reserved:27;
|
|
|
|
} __attribute__ ((packed)) ld_operations;
|
|
|
|
struct {
|
|
|
|
u8 min;
|
|
u8 max;
|
|
u8 reserved[2];
|
|
|
|
} __attribute__ ((packed)) stripe_sz_ops;
|
|
|
|
struct {
|
|
|
|
u32 force_online:1;
|
|
u32 force_offline:1;
|
|
u32 force_rebuild:1;
|
|
u32 reserved:29;
|
|
|
|
} __attribute__ ((packed)) pd_operations;
|
|
|
|
struct {
|
|
|
|
u32 ctrl_supports_sas:1;
|
|
u32 ctrl_supports_sata:1;
|
|
u32 allow_mix_in_encl:1;
|
|
u32 allow_mix_in_ld:1;
|
|
u32 allow_sata_in_cluster:1;
|
|
u32 reserved:27;
|
|
|
|
} __attribute__ ((packed)) pd_mix_support;
|
|
|
|
/*
|
|
* Define ECC single-bit-error bucket information
|
|
*/
|
|
u8 ecc_bucket_count;
|
|
u8 reserved_2[11];
|
|
|
|
/*
|
|
* Include the controller properties (changeable items)
|
|
*/
|
|
struct megasas_ctrl_prop properties;
|
|
|
|
/*
|
|
* Define FW pkg version (set in envt v'bles on OEM basis)
|
|
*/
|
|
char package_version[0x60];
|
|
|
|
u8 pad[0x800 - 0x6a0];
|
|
|
|
} __packed;
|
|
|
|
/*
|
|
* ===============================
|
|
* MegaRAID SAS driver definitions
|
|
* ===============================
|
|
*/
|
|
#define MEGASAS_MAX_PD_CHANNELS 2
|
|
#define MEGASAS_MAX_LD_CHANNELS 2
|
|
#define MEGASAS_MAX_CHANNELS (MEGASAS_MAX_PD_CHANNELS + \
|
|
MEGASAS_MAX_LD_CHANNELS)
|
|
#define MEGASAS_MAX_DEV_PER_CHANNEL 128
|
|
#define MEGASAS_DEFAULT_INIT_ID -1
|
|
#define MEGASAS_MAX_LUN 8
|
|
#define MEGASAS_MAX_LD 64
|
|
#define MEGASAS_MAX_PD (MEGASAS_MAX_PD_CHANNELS * \
|
|
MEGASAS_MAX_DEV_PER_CHANNEL)
|
|
#define MEGASAS_MAX_LD_IDS (MEGASAS_MAX_LD_CHANNELS * \
|
|
MEGASAS_MAX_DEV_PER_CHANNEL)
|
|
|
|
#define MEGASAS_DBG_LVL 1
|
|
|
|
#define MEGASAS_FW_BUSY 1
|
|
|
|
/* Frame Type */
|
|
#define IO_FRAME 0
|
|
#define PTHRU_FRAME 1
|
|
|
|
/*
|
|
* When SCSI mid-layer calls driver's reset routine, driver waits for
|
|
* MEGASAS_RESET_WAIT_TIME seconds for all outstanding IO to complete. Note
|
|
* that the driver cannot _actually_ abort or reset pending commands. While
|
|
* it is waiting for the commands to complete, it prints a diagnostic message
|
|
* every MEGASAS_RESET_NOTICE_INTERVAL seconds
|
|
*/
|
|
#define MEGASAS_RESET_WAIT_TIME 180
|
|
#define MEGASAS_INTERNAL_CMD_WAIT_TIME 180
|
|
#define MEGASAS_RESET_NOTICE_INTERVAL 5
|
|
#define MEGASAS_IOCTL_CMD 0
|
|
#define MEGASAS_DEFAULT_CMD_TIMEOUT 90
|
|
|
|
/*
|
|
* FW reports the maximum of number of commands that it can accept (maximum
|
|
* commands that can be outstanding) at any time. The driver must report a
|
|
* lower number to the mid layer because it can issue a few internal commands
|
|
* itself (E.g, AEN, abort cmd, IOCTLs etc). The number of commands it needs
|
|
* is shown below
|
|
*/
|
|
#define MEGASAS_INT_CMDS 32
|
|
#define MEGASAS_SKINNY_INT_CMDS 5
|
|
|
|
/*
|
|
* FW can accept both 32 and 64 bit SGLs. We want to allocate 32/64 bit
|
|
* SGLs based on the size of dma_addr_t
|
|
*/
|
|
#define IS_DMA64 (sizeof(dma_addr_t) == 8)
|
|
|
|
#define MFI_OB_INTR_STATUS_MASK 0x00000002
|
|
#define MFI_POLL_TIMEOUT_SECS 60
|
|
#define MEGASAS_COMPLETION_TIMER_INTERVAL (HZ/10)
|
|
|
|
#define MFI_REPLY_1078_MESSAGE_INTERRUPT 0x80000000
|
|
#define MFI_REPLY_GEN2_MESSAGE_INTERRUPT 0x00000001
|
|
#define MFI_GEN2_ENABLE_INTERRUPT_MASK (0x00000001 | 0x00000004)
|
|
#define MFI_REPLY_SKINNY_MESSAGE_INTERRUPT 0x40000000
|
|
#define MFI_SKINNY_ENABLE_INTERRUPT_MASK (0x00000001)
|
|
|
|
/*
|
|
* register set for both 1068 and 1078 controllers
|
|
* structure extended for 1078 registers
|
|
*/
|
|
|
|
struct megasas_register_set {
|
|
u32 reserved_0[4]; /*0000h*/
|
|
|
|
u32 inbound_msg_0; /*0010h*/
|
|
u32 inbound_msg_1; /*0014h*/
|
|
u32 outbound_msg_0; /*0018h*/
|
|
u32 outbound_msg_1; /*001Ch*/
|
|
|
|
u32 inbound_doorbell; /*0020h*/
|
|
u32 inbound_intr_status; /*0024h*/
|
|
u32 inbound_intr_mask; /*0028h*/
|
|
|
|
u32 outbound_doorbell; /*002Ch*/
|
|
u32 outbound_intr_status; /*0030h*/
|
|
u32 outbound_intr_mask; /*0034h*/
|
|
|
|
u32 reserved_1[2]; /*0038h*/
|
|
|
|
u32 inbound_queue_port; /*0040h*/
|
|
u32 outbound_queue_port; /*0044h*/
|
|
|
|
u32 reserved_2[22]; /*0048h*/
|
|
|
|
u32 outbound_doorbell_clear; /*00A0h*/
|
|
|
|
u32 reserved_3[3]; /*00A4h*/
|
|
|
|
u32 outbound_scratch_pad ; /*00B0h*/
|
|
|
|
u32 reserved_4[3]; /*00B4h*/
|
|
|
|
u32 inbound_low_queue_port ; /*00C0h*/
|
|
|
|
u32 inbound_high_queue_port ; /*00C4h*/
|
|
|
|
u32 reserved_5; /*00C8h*/
|
|
u32 index_registers[820]; /*00CCh*/
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_sge32 {
|
|
|
|
u32 phys_addr;
|
|
u32 length;
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_sge64 {
|
|
|
|
u64 phys_addr;
|
|
u32 length;
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_sge_skinny {
|
|
u64 phys_addr;
|
|
u32 length;
|
|
u32 flag;
|
|
} __packed;
|
|
|
|
union megasas_sgl {
|
|
|
|
struct megasas_sge32 sge32[1];
|
|
struct megasas_sge64 sge64[1];
|
|
struct megasas_sge_skinny sge_skinny[1];
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_header {
|
|
|
|
u8 cmd; /*00h */
|
|
u8 sense_len; /*01h */
|
|
u8 cmd_status; /*02h */
|
|
u8 scsi_status; /*03h */
|
|
|
|
u8 target_id; /*04h */
|
|
u8 lun; /*05h */
|
|
u8 cdb_len; /*06h */
|
|
u8 sge_count; /*07h */
|
|
|
|
u32 context; /*08h */
|
|
u32 pad_0; /*0Ch */
|
|
|
|
u16 flags; /*10h */
|
|
u16 timeout; /*12h */
|
|
u32 data_xferlen; /*14h */
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
union megasas_sgl_frame {
|
|
|
|
struct megasas_sge32 sge32[8];
|
|
struct megasas_sge64 sge64[5];
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_init_frame {
|
|
|
|
u8 cmd; /*00h */
|
|
u8 reserved_0; /*01h */
|
|
u8 cmd_status; /*02h */
|
|
|
|
u8 reserved_1; /*03h */
|
|
u32 reserved_2; /*04h */
|
|
|
|
u32 context; /*08h */
|
|
u32 pad_0; /*0Ch */
|
|
|
|
u16 flags; /*10h */
|
|
u16 reserved_3; /*12h */
|
|
u32 data_xfer_len; /*14h */
|
|
|
|
u32 queue_info_new_phys_addr_lo; /*18h */
|
|
u32 queue_info_new_phys_addr_hi; /*1Ch */
|
|
u32 queue_info_old_phys_addr_lo; /*20h */
|
|
u32 queue_info_old_phys_addr_hi; /*24h */
|
|
|
|
u32 reserved_4[6]; /*28h */
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_init_queue_info {
|
|
|
|
u32 init_flags; /*00h */
|
|
u32 reply_queue_entries; /*04h */
|
|
|
|
u32 reply_queue_start_phys_addr_lo; /*08h */
|
|
u32 reply_queue_start_phys_addr_hi; /*0Ch */
|
|
u32 producer_index_phys_addr_lo; /*10h */
|
|
u32 producer_index_phys_addr_hi; /*14h */
|
|
u32 consumer_index_phys_addr_lo; /*18h */
|
|
u32 consumer_index_phys_addr_hi; /*1Ch */
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_io_frame {
|
|
|
|
u8 cmd; /*00h */
|
|
u8 sense_len; /*01h */
|
|
u8 cmd_status; /*02h */
|
|
u8 scsi_status; /*03h */
|
|
|
|
u8 target_id; /*04h */
|
|
u8 access_byte; /*05h */
|
|
u8 reserved_0; /*06h */
|
|
u8 sge_count; /*07h */
|
|
|
|
u32 context; /*08h */
|
|
u32 pad_0; /*0Ch */
|
|
|
|
u16 flags; /*10h */
|
|
u16 timeout; /*12h */
|
|
u32 lba_count; /*14h */
|
|
|
|
u32 sense_buf_phys_addr_lo; /*18h */
|
|
u32 sense_buf_phys_addr_hi; /*1Ch */
|
|
|
|
u32 start_lba_lo; /*20h */
|
|
u32 start_lba_hi; /*24h */
|
|
|
|
union megasas_sgl sgl; /*28h */
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_pthru_frame {
|
|
|
|
u8 cmd; /*00h */
|
|
u8 sense_len; /*01h */
|
|
u8 cmd_status; /*02h */
|
|
u8 scsi_status; /*03h */
|
|
|
|
u8 target_id; /*04h */
|
|
u8 lun; /*05h */
|
|
u8 cdb_len; /*06h */
|
|
u8 sge_count; /*07h */
|
|
|
|
u32 context; /*08h */
|
|
u32 pad_0; /*0Ch */
|
|
|
|
u16 flags; /*10h */
|
|
u16 timeout; /*12h */
|
|
u32 data_xfer_len; /*14h */
|
|
|
|
u32 sense_buf_phys_addr_lo; /*18h */
|
|
u32 sense_buf_phys_addr_hi; /*1Ch */
|
|
|
|
u8 cdb[16]; /*20h */
|
|
union megasas_sgl sgl; /*30h */
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_dcmd_frame {
|
|
|
|
u8 cmd; /*00h */
|
|
u8 reserved_0; /*01h */
|
|
u8 cmd_status; /*02h */
|
|
u8 reserved_1[4]; /*03h */
|
|
u8 sge_count; /*07h */
|
|
|
|
u32 context; /*08h */
|
|
u32 pad_0; /*0Ch */
|
|
|
|
u16 flags; /*10h */
|
|
u16 timeout; /*12h */
|
|
|
|
u32 data_xfer_len; /*14h */
|
|
u32 opcode; /*18h */
|
|
|
|
union { /*1Ch */
|
|
u8 b[12];
|
|
u16 s[6];
|
|
u32 w[3];
|
|
} mbox;
|
|
|
|
union megasas_sgl sgl; /*28h */
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_abort_frame {
|
|
|
|
u8 cmd; /*00h */
|
|
u8 reserved_0; /*01h */
|
|
u8 cmd_status; /*02h */
|
|
|
|
u8 reserved_1; /*03h */
|
|
u32 reserved_2; /*04h */
|
|
|
|
u32 context; /*08h */
|
|
u32 pad_0; /*0Ch */
|
|
|
|
u16 flags; /*10h */
|
|
u16 reserved_3; /*12h */
|
|
u32 reserved_4; /*14h */
|
|
|
|
u32 abort_context; /*18h */
|
|
u32 pad_1; /*1Ch */
|
|
|
|
u32 abort_mfi_phys_addr_lo; /*20h */
|
|
u32 abort_mfi_phys_addr_hi; /*24h */
|
|
|
|
u32 reserved_5[6]; /*28h */
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_smp_frame {
|
|
|
|
u8 cmd; /*00h */
|
|
u8 reserved_1; /*01h */
|
|
u8 cmd_status; /*02h */
|
|
u8 connection_status; /*03h */
|
|
|
|
u8 reserved_2[3]; /*04h */
|
|
u8 sge_count; /*07h */
|
|
|
|
u32 context; /*08h */
|
|
u32 pad_0; /*0Ch */
|
|
|
|
u16 flags; /*10h */
|
|
u16 timeout; /*12h */
|
|
|
|
u32 data_xfer_len; /*14h */
|
|
u64 sas_addr; /*18h */
|
|
|
|
union {
|
|
struct megasas_sge32 sge32[2]; /* [0]: resp [1]: req */
|
|
struct megasas_sge64 sge64[2]; /* [0]: resp [1]: req */
|
|
} sgl;
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_stp_frame {
|
|
|
|
u8 cmd; /*00h */
|
|
u8 reserved_1; /*01h */
|
|
u8 cmd_status; /*02h */
|
|
u8 reserved_2; /*03h */
|
|
|
|
u8 target_id; /*04h */
|
|
u8 reserved_3[2]; /*05h */
|
|
u8 sge_count; /*07h */
|
|
|
|
u32 context; /*08h */
|
|
u32 pad_0; /*0Ch */
|
|
|
|
u16 flags; /*10h */
|
|
u16 timeout; /*12h */
|
|
|
|
u32 data_xfer_len; /*14h */
|
|
|
|
u16 fis[10]; /*18h */
|
|
u32 stp_flags;
|
|
|
|
union {
|
|
struct megasas_sge32 sge32[2]; /* [0]: resp [1]: data */
|
|
struct megasas_sge64 sge64[2]; /* [0]: resp [1]: data */
|
|
} sgl;
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
union megasas_frame {
|
|
|
|
struct megasas_header hdr;
|
|
struct megasas_init_frame init;
|
|
struct megasas_io_frame io;
|
|
struct megasas_pthru_frame pthru;
|
|
struct megasas_dcmd_frame dcmd;
|
|
struct megasas_abort_frame abort;
|
|
struct megasas_smp_frame smp;
|
|
struct megasas_stp_frame stp;
|
|
|
|
u8 raw_bytes[64];
|
|
};
|
|
|
|
struct megasas_cmd;
|
|
|
|
union megasas_evt_class_locale {
|
|
|
|
struct {
|
|
u16 locale;
|
|
u8 reserved;
|
|
s8 class;
|
|
} __attribute__ ((packed)) members;
|
|
|
|
u32 word;
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_evt_log_info {
|
|
u32 newest_seq_num;
|
|
u32 oldest_seq_num;
|
|
u32 clear_seq_num;
|
|
u32 shutdown_seq_num;
|
|
u32 boot_seq_num;
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_progress {
|
|
|
|
u16 progress;
|
|
u16 elapsed_seconds;
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_evtarg_ld {
|
|
|
|
u16 target_id;
|
|
u8 ld_index;
|
|
u8 reserved;
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_evtarg_pd {
|
|
u16 device_id;
|
|
u8 encl_index;
|
|
u8 slot_number;
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_evt_detail {
|
|
|
|
u32 seq_num;
|
|
u32 time_stamp;
|
|
u32 code;
|
|
union megasas_evt_class_locale cl;
|
|
u8 arg_type;
|
|
u8 reserved1[15];
|
|
|
|
union {
|
|
struct {
|
|
struct megasas_evtarg_pd pd;
|
|
u8 cdb_length;
|
|
u8 sense_length;
|
|
u8 reserved[2];
|
|
u8 cdb[16];
|
|
u8 sense[64];
|
|
} __attribute__ ((packed)) cdbSense;
|
|
|
|
struct megasas_evtarg_ld ld;
|
|
|
|
struct {
|
|
struct megasas_evtarg_ld ld;
|
|
u64 count;
|
|
} __attribute__ ((packed)) ld_count;
|
|
|
|
struct {
|
|
u64 lba;
|
|
struct megasas_evtarg_ld ld;
|
|
} __attribute__ ((packed)) ld_lba;
|
|
|
|
struct {
|
|
struct megasas_evtarg_ld ld;
|
|
u32 prevOwner;
|
|
u32 newOwner;
|
|
} __attribute__ ((packed)) ld_owner;
|
|
|
|
struct {
|
|
u64 ld_lba;
|
|
u64 pd_lba;
|
|
struct megasas_evtarg_ld ld;
|
|
struct megasas_evtarg_pd pd;
|
|
} __attribute__ ((packed)) ld_lba_pd_lba;
|
|
|
|
struct {
|
|
struct megasas_evtarg_ld ld;
|
|
struct megasas_progress prog;
|
|
} __attribute__ ((packed)) ld_prog;
|
|
|
|
struct {
|
|
struct megasas_evtarg_ld ld;
|
|
u32 prev_state;
|
|
u32 new_state;
|
|
} __attribute__ ((packed)) ld_state;
|
|
|
|
struct {
|
|
u64 strip;
|
|
struct megasas_evtarg_ld ld;
|
|
} __attribute__ ((packed)) ld_strip;
|
|
|
|
struct megasas_evtarg_pd pd;
|
|
|
|
struct {
|
|
struct megasas_evtarg_pd pd;
|
|
u32 err;
|
|
} __attribute__ ((packed)) pd_err;
|
|
|
|
struct {
|
|
u64 lba;
|
|
struct megasas_evtarg_pd pd;
|
|
} __attribute__ ((packed)) pd_lba;
|
|
|
|
struct {
|
|
u64 lba;
|
|
struct megasas_evtarg_pd pd;
|
|
struct megasas_evtarg_ld ld;
|
|
} __attribute__ ((packed)) pd_lba_ld;
|
|
|
|
struct {
|
|
struct megasas_evtarg_pd pd;
|
|
struct megasas_progress prog;
|
|
} __attribute__ ((packed)) pd_prog;
|
|
|
|
struct {
|
|
struct megasas_evtarg_pd pd;
|
|
u32 prevState;
|
|
u32 newState;
|
|
} __attribute__ ((packed)) pd_state;
|
|
|
|
struct {
|
|
u16 vendorId;
|
|
u16 deviceId;
|
|
u16 subVendorId;
|
|
u16 subDeviceId;
|
|
} __attribute__ ((packed)) pci;
|
|
|
|
u32 rate;
|
|
char str[96];
|
|
|
|
struct {
|
|
u32 rtc;
|
|
u32 elapsedSeconds;
|
|
} __attribute__ ((packed)) time;
|
|
|
|
struct {
|
|
u32 ecar;
|
|
u32 elog;
|
|
char str[64];
|
|
} __attribute__ ((packed)) ecc;
|
|
|
|
u8 b[96];
|
|
u16 s[48];
|
|
u32 w[24];
|
|
u64 d[12];
|
|
} args;
|
|
|
|
char description[128];
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_aen_event {
|
|
struct work_struct hotplug_work;
|
|
struct megasas_instance *instance;
|
|
};
|
|
|
|
struct megasas_instance {
|
|
|
|
u32 *producer;
|
|
dma_addr_t producer_h;
|
|
u32 *consumer;
|
|
dma_addr_t consumer_h;
|
|
|
|
u32 *reply_queue;
|
|
dma_addr_t reply_queue_h;
|
|
|
|
unsigned long base_addr;
|
|
struct megasas_register_set __iomem *reg_set;
|
|
|
|
struct megasas_pd_list pd_list[MEGASAS_MAX_PD];
|
|
u8 ld_ids[MEGASAS_MAX_LD_IDS];
|
|
s8 init_id;
|
|
|
|
u16 max_num_sge;
|
|
u16 max_fw_cmds;
|
|
u32 max_sectors_per_req;
|
|
struct megasas_aen_event *ev;
|
|
|
|
struct megasas_cmd **cmd_list;
|
|
struct list_head cmd_pool;
|
|
spinlock_t cmd_pool_lock;
|
|
/* used to synch producer, consumer ptrs in dpc */
|
|
spinlock_t completion_lock;
|
|
/* used to sync fire the cmd to fw */
|
|
spinlock_t fire_lock;
|
|
struct dma_pool *frame_dma_pool;
|
|
struct dma_pool *sense_dma_pool;
|
|
|
|
struct megasas_evt_detail *evt_detail;
|
|
dma_addr_t evt_detail_h;
|
|
struct megasas_cmd *aen_cmd;
|
|
struct mutex aen_mutex;
|
|
struct semaphore ioctl_sem;
|
|
|
|
struct Scsi_Host *host;
|
|
|
|
wait_queue_head_t int_cmd_wait_q;
|
|
wait_queue_head_t abort_cmd_wait_q;
|
|
|
|
struct pci_dev *pdev;
|
|
u32 unique_id;
|
|
|
|
atomic_t fw_outstanding;
|
|
u32 hw_crit_error;
|
|
|
|
struct megasas_instance_template *instancet;
|
|
struct tasklet_struct isr_tasklet;
|
|
|
|
u8 flag;
|
|
u8 unload;
|
|
u8 flag_ieee;
|
|
unsigned long last_time;
|
|
|
|
struct timer_list io_completion_timer;
|
|
};
|
|
|
|
struct megasas_instance_template {
|
|
void (*fire_cmd)(struct megasas_instance *, dma_addr_t, \
|
|
u32, struct megasas_register_set __iomem *);
|
|
|
|
void (*enable_intr)(struct megasas_register_set __iomem *) ;
|
|
void (*disable_intr)(struct megasas_register_set __iomem *);
|
|
|
|
int (*clear_intr)(struct megasas_register_set __iomem *);
|
|
|
|
u32 (*read_fw_status_reg)(struct megasas_register_set __iomem *);
|
|
};
|
|
|
|
#define MEGASAS_IS_LOGICAL(scp) \
|
|
(scp->device->channel < MEGASAS_MAX_PD_CHANNELS) ? 0 : 1
|
|
|
|
#define MEGASAS_DEV_INDEX(inst, scp) \
|
|
((scp->device->channel % 2) * MEGASAS_MAX_DEV_PER_CHANNEL) + \
|
|
scp->device->id
|
|
|
|
struct megasas_cmd {
|
|
|
|
union megasas_frame *frame;
|
|
dma_addr_t frame_phys_addr;
|
|
u8 *sense;
|
|
dma_addr_t sense_phys_addr;
|
|
|
|
u32 index;
|
|
u8 sync_cmd;
|
|
u8 cmd_status;
|
|
u16 abort_aen;
|
|
|
|
struct list_head list;
|
|
struct scsi_cmnd *scmd;
|
|
struct megasas_instance *instance;
|
|
u32 frame_count;
|
|
};
|
|
|
|
#define MAX_MGMT_ADAPTERS 1024
|
|
#define MAX_IOCTL_SGE 16
|
|
|
|
struct megasas_iocpacket {
|
|
|
|
u16 host_no;
|
|
u16 __pad1;
|
|
u32 sgl_off;
|
|
u32 sge_count;
|
|
u32 sense_off;
|
|
u32 sense_len;
|
|
union {
|
|
u8 raw[128];
|
|
struct megasas_header hdr;
|
|
} frame;
|
|
|
|
struct iovec sgl[MAX_IOCTL_SGE];
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
struct megasas_aen {
|
|
u16 host_no;
|
|
u16 __pad1;
|
|
u32 seq_num;
|
|
u32 class_locale_word;
|
|
} __attribute__ ((packed));
|
|
|
|
#ifdef CONFIG_COMPAT
|
|
struct compat_megasas_iocpacket {
|
|
u16 host_no;
|
|
u16 __pad1;
|
|
u32 sgl_off;
|
|
u32 sge_count;
|
|
u32 sense_off;
|
|
u32 sense_len;
|
|
union {
|
|
u8 raw[128];
|
|
struct megasas_header hdr;
|
|
} frame;
|
|
struct compat_iovec sgl[MAX_IOCTL_SGE];
|
|
} __attribute__ ((packed));
|
|
|
|
#define MEGASAS_IOC_FIRMWARE32 _IOWR('M', 1, struct compat_megasas_iocpacket)
|
|
#endif
|
|
|
|
#define MEGASAS_IOC_FIRMWARE _IOWR('M', 1, struct megasas_iocpacket)
|
|
#define MEGASAS_IOC_GET_AEN _IOW('M', 3, struct megasas_aen)
|
|
|
|
struct megasas_mgmt_info {
|
|
|
|
u16 count;
|
|
struct megasas_instance *instance[MAX_MGMT_ADAPTERS];
|
|
int max_index;
|
|
};
|
|
|
|
#endif /*LSI_MEGARAID_SAS_H */
|