| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| James Bottomley | 1459 | 99.39% | 1 | 16.67% |
| Lucas De Marchi | 4 | 0.27% | 1 | 16.67% |
| Thomas Gleixner | 2 | 0.14% | 1 | 16.67% |
| Randy Dunlap | 1 | 0.07% | 1 | 16.67% |
| Thadeu Lima de Souza Cascardo | 1 | 0.07% | 1 | 16.67% |
| André Goddard Rosa | 1 | 0.07% | 1 | 16.67% |
| Total | 1468 | 6 |
/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * * Linux MegaRAID Unified device driver * * Copyright (c) 2003-2004 LSI Logic Corporation. * * FILE : mbox_defs.h */ #ifndef _MRAID_MBOX_DEFS_H_ #define _MRAID_MBOX_DEFS_H_ #include <linux/types.h> /* * Commands and states for mailbox based controllers */ #define MBOXCMD_LREAD 0x01 #define MBOXCMD_LWRITE 0x02 #define MBOXCMD_PASSTHRU 0x03 #define MBOXCMD_ADPEXTINQ 0x04 #define MBOXCMD_ADAPTERINQ 0x05 #define MBOXCMD_LREAD64 0xA7 #define MBOXCMD_LWRITE64 0xA8 #define MBOXCMD_PASSTHRU64 0xC3 #define MBOXCMD_EXTPTHRU 0xE3 #define MAIN_MISC_OPCODE 0xA4 #define GET_MAX_SG_SUPPORT 0x01 #define SUPPORT_EXT_CDB 0x16 #define FC_NEW_CONFIG 0xA1 #define NC_SUBOP_PRODUCT_INFO 0x0E #define NC_SUBOP_ENQUIRY3 0x0F #define ENQ3_GET_SOLICITED_FULL 0x02 #define OP_DCMD_READ_CONFIG 0x04 #define NEW_READ_CONFIG_8LD 0x67 #define READ_CONFIG_8LD 0x07 #define FLUSH_ADAPTER 0x0A #define FLUSH_SYSTEM 0xFE /* * Command for random deletion of logical drives */ #define FC_DEL_LOGDRV 0xA4 #define OP_SUP_DEL_LOGDRV 0x2A #define OP_GET_LDID_MAP 0x18 #define OP_DEL_LOGDRV 0x1C /* * BIOS commands */ #define IS_BIOS_ENABLED 0x62 #define GET_BIOS 0x01 #define CHNL_CLASS 0xA9 #define GET_CHNL_CLASS 0x00 #define SET_CHNL_CLASS 0x01 #define CH_RAID 0x01 #define CH_SCSI 0x00 #define BIOS_PVT_DATA 0x40 #define GET_BIOS_PVT_DATA 0x00 /* * Commands to support clustering */ #define GET_TARGET_ID 0x7D #define CLUSTER_OP 0x70 #define GET_CLUSTER_MODE 0x02 #define CLUSTER_CMD 0x6E #define RESERVE_LD 0x01 #define RELEASE_LD 0x02 #define RESET_RESERVATIONS 0x03 #define RESERVATION_STATUS 0x04 #define RESERVE_PD 0x05 #define RELEASE_PD 0x06 /* * Module battery status */ #define BATTERY_MODULE_MISSING 0x01 #define BATTERY_LOW_VOLTAGE 0x02 #define BATTERY_TEMP_HIGH 0x04 #define BATTERY_PACK_MISSING 0x08 #define BATTERY_CHARGE_MASK 0x30 #define BATTERY_CHARGE_DONE 0x00 #define BATTERY_CHARGE_INPROG 0x10 #define BATTERY_CHARGE_FAIL 0x20 #define BATTERY_CYCLES_EXCEEDED 0x40 /* * Physical drive states. */ #define PDRV_UNCNF 0 #define PDRV_ONLINE 3 #define PDRV_FAILED 4 #define PDRV_RBLD 5 #define PDRV_HOTSPARE 6 /* * Raid logical drive states. */ #define RDRV_OFFLINE 0 #define RDRV_DEGRADED 1 #define RDRV_OPTIMAL 2 #define RDRV_DELETED 3 /* * Read, write and cache policies */ #define NO_READ_AHEAD 0 #define READ_AHEAD 1 #define ADAP_READ_AHEAD 2 #define WRMODE_WRITE_THRU 0 #define WRMODE_WRITE_BACK 1 #define CACHED_IO 0 #define DIRECT_IO 1 #define MAX_LOGICAL_DRIVES_8LD 8 #define MAX_LOGICAL_DRIVES_40LD 40 #define FC_MAX_PHYSICAL_DEVICES 256 #define MAX_MBOX_CHANNELS 5 #define MAX_MBOX_TARGET 15 #define MBOX_MAX_PHYSICAL_DRIVES MAX_MBOX_CHANNELS*MAX_MBOX_TARGET #define MAX_ROW_SIZE_40LD 32 #define MAX_ROW_SIZE_8LD 8 #define SPAN_DEPTH_8_SPANS 8 #define SPAN_DEPTH_4_SPANS 4 #define MAX_REQ_SENSE_LEN 0x20 /** * struct mbox_t - Driver and f/w handshake structure. * @cmd : firmware command * @cmdid : command id * @numsectors : number of sectors to be transferred * @lba : Logical Block Address on LD * @xferaddr : DMA address for data transfer * @logdrv : logical drive number * @numsge : number of scatter gather elements in sg list * @resvd : reserved * @busy : f/w busy, must wait to issue more commands. * @numstatus : number of commands completed. * @status : status of the commands completed * @completed : array of completed command ids. * @poll : poll and ack sequence * @ack : poll and ack sequence * * The central handshake structure between the driver and the firmware. This * structure must be allocated by the driver and aligned at 8-byte boundary. */ #define MBOX_MAX_FIRMWARE_STATUS 46 typedef struct { uint8_t cmd; uint8_t cmdid; uint16_t numsectors; uint32_t lba; uint32_t xferaddr; uint8_t logdrv; uint8_t numsge; uint8_t resvd; uint8_t busy; uint8_t numstatus; uint8_t status; uint8_t completed[MBOX_MAX_FIRMWARE_STATUS]; uint8_t poll; uint8_t ack; } __attribute__ ((packed)) mbox_t; /** * mbox64_t - 64-bit extension for the mailbox * @segment_lo : the low 32-bits of the address of the scatter-gather list * @segment_hi : the upper 32-bits of the address of the scatter-gather list * @mbox : 32-bit mailbox, whose xferadder field must be set to * 0xFFFFFFFF * * This is the extension of the 32-bit mailbox to be able to perform DMA * beyond 4GB address range. */ typedef struct { uint32_t xferaddr_lo; uint32_t xferaddr_hi; mbox_t mbox32; } __attribute__ ((packed)) mbox64_t; /* * mailbox structure used for internal commands */ typedef struct { u8 cmd; u8 cmdid; u8 opcode; u8 subopcode; u32 lba; u32 xferaddr; u8 logdrv; u8 rsvd[3]; u8 numstatus; u8 status; } __attribute__ ((packed)) int_mbox_t; /** * mraid_passthru_t - passthru structure to issue commands to physical devices * @timeout : command timeout, 0=6sec, 1=60sec, 2=10min, 3=3hr * @ars : set if ARS required after check condition * @islogical : set if command meant for logical devices * @logdrv : logical drive number if command for LD * @channel : Channel on which physical device is located * @target : SCSI target of the device * @queuetag : unused * @queueaction : unused * @cdb : SCSI CDB * @cdblen : length of the CDB * @reqsenselen : amount of request sense data to be returned * @reqsensearea : Sense information buffer * @numsge : number of scatter-gather elements in the sg list * @scsistatus : SCSI status of the command completed. * @dataxferaddr : DMA data transfer address * @dataxferlen : amount of the data to be transferred. */ typedef struct { uint8_t timeout :3; uint8_t ars :1; uint8_t reserved :3; uint8_t islogical :1; uint8_t logdrv; uint8_t channel; uint8_t target; uint8_t queuetag; uint8_t queueaction; uint8_t cdb[10]; uint8_t cdblen; uint8_t reqsenselen; uint8_t reqsensearea[MAX_REQ_SENSE_LEN]; uint8_t numsge; uint8_t scsistatus; uint32_t dataxferaddr; uint32_t dataxferlen; } __attribute__ ((packed)) mraid_passthru_t; typedef struct { uint32_t dataxferaddr_lo; uint32_t dataxferaddr_hi; mraid_passthru_t pthru32; } __attribute__ ((packed)) mega_passthru64_t; /** * mraid_epassthru_t - passthru structure to issue commands to physical devices * @timeout : command timeout, 0=6sec, 1=60sec, 2=10min, 3=3hr * @ars : set if ARS required after check condition * @rsvd1 : reserved field * @cd_rom : (?) * @rsvd2 : reserved field * @islogical : set if command meant for logical devices * @logdrv : logical drive number if command for LD * @channel : Channel on which physical device is located * @target : SCSI target of the device * @queuetag : unused * @queueaction : unused * @cdblen : length of the CDB * @rsvd3 : reserved field * @cdb : SCSI CDB * @numsge : number of scatter-gather elements in the sg list * @status : SCSI status of the command completed. * @reqsenselen : amount of request sense data to be returned * @reqsensearea : Sense information buffer * @rsvd4 : reserved field * @dataxferaddr : DMA data transfer address * @dataxferlen : amount of the data to be transferred. */ typedef struct { uint8_t timeout :3; uint8_t ars :1; uint8_t rsvd1 :1; uint8_t cd_rom :1; uint8_t rsvd2 :1; uint8_t islogical :1; uint8_t logdrv; uint8_t channel; uint8_t target; uint8_t queuetag; uint8_t queueaction; uint8_t cdblen; uint8_t rsvd3; uint8_t cdb[16]; uint8_t numsge; uint8_t status; uint8_t reqsenselen; uint8_t reqsensearea[MAX_REQ_SENSE_LEN]; uint8_t rsvd4; uint32_t dataxferaddr; uint32_t dataxferlen; } __attribute__ ((packed)) mraid_epassthru_t; /** * mraid_pinfo_t - product info, static information about the controller * @data_size : current size in bytes (not including resvd) * @config_signature : Current value is 0x00282008 * @fw_version : Firmware version * @bios_version : version of the BIOS * @product_name : Name given to the controller * @max_commands : Maximum concurrent commands supported * @nchannels : Number of SCSI Channels detected * @fc_loop_present : Number of Fibre Loops detected * @mem_type : EDO, FPM, SDRAM etc * @signature : * @dram_size : In terms of MB * @subsysid : device PCI subsystem ID * @subsysvid : device PCI subsystem vendor ID * @notify_counters : * @pad1k : 135 + 889 resvd = 1024 total size * * This structures holds the information about the controller which is not * expected to change dynamically. * * The current value of config signature is 0x00282008: * 0x28 = MAX_LOGICAL_DRIVES, * 0x20 = Number of stripes and * 0x08 = Number of spans */ typedef struct { uint32_t data_size; uint32_t config_signature; uint8_t fw_version[16]; uint8_t bios_version[16]; uint8_t product_name[80]; uint8_t max_commands; uint8_t nchannels; uint8_t fc_loop_present; uint8_t mem_type; uint32_t signature; uint16_t dram_size; uint16_t subsysid; uint16_t subsysvid; uint8_t notify_counters; uint8_t pad1k[889]; } __attribute__ ((packed)) mraid_pinfo_t; /** * mraid_notify_t - the notification structure * @global_counter : Any change increments this counter * @param_counter : Indicates any params changed * @param_id : Param modified - defined below * @param_val : New val of last param modified * @write_config_counter : write config occurred * @write_config_rsvd : * @ldrv_op_counter : Indicates ldrv op started/completed * @ldrv_opid : ldrv num * @ldrv_opcmd : ldrv operation - defined below * @ldrv_opstatus : status of the operation * @ldrv_state_counter : Indicates change of ldrv state * @ldrv_state_id : ldrv num * @ldrv_state_new : New state * @ldrv_state_old : old state * @pdrv_state_counter : Indicates change of ldrv state * @pdrv_state_id : pdrv id * @pdrv_state_new : New state * @pdrv_state_old : old state * @pdrv_fmt_counter : Indicates pdrv format started/over * @pdrv_fmt_id : pdrv id * @pdrv_fmt_val : format started/over * @pdrv_fmt_rsvd : * @targ_xfer_counter : Indicates SCSI-2 Xfer rate change * @targ_xfer_id : pdrv Id * @targ_xfer_val : new Xfer params of last pdrv * @targ_xfer_rsvd : * @fcloop_id_chg_counter : Indicates loopid changed * @fcloopid_pdrvid : pdrv id * @fcloop_id0 : loopid on fc loop 0 * @fcloop_id1 : loopid on fc loop 1 * @fcloop_state_counter : Indicates loop state changed * @fcloop_state0 : state of fc loop 0 * @fcloop_state1 : state of fc loop 1 * @fcloop_state_rsvd : */ typedef struct { uint32_t global_counter; uint8_t param_counter; uint8_t param_id; uint16_t param_val; uint8_t write_config_counter; uint8_t write_config_rsvd[3]; uint8_t ldrv_op_counter; uint8_t ldrv_opid; uint8_t ldrv_opcmd; uint8_t ldrv_opstatus; uint8_t ldrv_state_counter; uint8_t ldrv_state_id; uint8_t ldrv_state_new; uint8_t ldrv_state_old; uint8_t pdrv_state_counter; uint8_t pdrv_state_id; uint8_t pdrv_state_new; uint8_t pdrv_state_old; uint8_t pdrv_fmt_counter; uint8_t pdrv_fmt_id; uint8_t pdrv_fmt_val; uint8_t pdrv_fmt_rsvd; uint8_t targ_xfer_counter; uint8_t targ_xfer_id; uint8_t targ_xfer_val; uint8_t targ_xfer_rsvd; uint8_t fcloop_id_chg_counter; uint8_t fcloopid_pdrvid; uint8_t fcloop_id0; uint8_t fcloop_id1; uint8_t fcloop_state_counter; uint8_t fcloop_state0; uint8_t fcloop_state1; uint8_t fcloop_state_rsvd; } __attribute__ ((packed)) mraid_notify_t; /** * mraid_inquiry3_t - enquiry for device information * * @data_size : current size in bytes (not including resvd) * @notify : * @notify_rsvd : * @rebuild_rate : rebuild rate (0% - 100%) * @cache_flush_int : cache flush interval in seconds * @sense_alert : * @drive_insert_count : drive insertion count * @battery_status : * @num_ldrv : no. of Log Drives configured * @recon_state : state of reconstruct * @ldrv_op_status : logdrv Status * @ldrv_size : size of each log drv * @ldrv_prop : * @ldrv_state : state of log drives * @pdrv_state : state of phys drvs. * @pdrv_format : * @targ_xfer : phys device transfer rate * @pad1k : 761 + 263reserved = 1024 bytes total size */ #define MAX_NOTIFY_SIZE 0x80 #define CUR_NOTIFY_SIZE sizeof(mraid_notify_t) typedef struct { uint32_t data_size; mraid_notify_t notify; uint8_t notify_rsvd[MAX_NOTIFY_SIZE - CUR_NOTIFY_SIZE]; uint8_t rebuild_rate; uint8_t cache_flush_int; uint8_t sense_alert; uint8_t drive_insert_count; uint8_t battery_status; uint8_t num_ldrv; uint8_t recon_state[MAX_LOGICAL_DRIVES_40LD / 8]; uint16_t ldrv_op_status[MAX_LOGICAL_DRIVES_40LD / 8]; uint32_t ldrv_size[MAX_LOGICAL_DRIVES_40LD]; uint8_t ldrv_prop[MAX_LOGICAL_DRIVES_40LD]; uint8_t ldrv_state[MAX_LOGICAL_DRIVES_40LD]; uint8_t pdrv_state[FC_MAX_PHYSICAL_DEVICES]; uint16_t pdrv_format[FC_MAX_PHYSICAL_DEVICES / 16]; uint8_t targ_xfer[80]; uint8_t pad1k[263]; } __attribute__ ((packed)) mraid_inquiry3_t; /** * mraid_adapinfo_t - information about the adapter * @max_commands : max concurrent commands supported * @rebuild_rate : rebuild rate - 0% thru 100% * @max_targ_per_chan : max targ per channel * @nchannels : number of channels on HBA * @fw_version : firmware version * @age_of_flash : number of times FW has been flashed * @chip_set_value : contents of 0xC0000832 * @dram_size : in MB * @cache_flush_interval : in seconds * @bios_version : * @board_type : * @sense_alert : * @write_config_count : increase with every configuration change * @drive_inserted_count : increase with every drive inserted * @inserted_drive : channel:Id of inserted drive * @battery_status : bit 0: battery module missing * bit 1: VBAD * bit 2: temperature high * bit 3: battery pack missing * bit 4,5: * 00 - charge complete * 01 - fast charge in progress * 10 - fast charge fail * 11 - undefined * bit 6: counter > 1000 * bit 7: Undefined * @dec_fault_bus_info : */ typedef struct { uint8_t max_commands; uint8_t rebuild_rate; uint8_t max_targ_per_chan; uint8_t nchannels; uint8_t fw_version[4]; uint16_t age_of_flash; uint8_t chip_set_value; uint8_t dram_size; uint8_t cache_flush_interval; uint8_t bios_version[4]; uint8_t board_type; uint8_t sense_alert; uint8_t write_config_count; uint8_t battery_status; uint8_t dec_fault_bus_info; } __attribute__ ((packed)) mraid_adapinfo_t; /** * mraid_ldrv_info_t - information about the logical drives * @nldrv : Number of logical drives configured * @rsvd : * @size : size of each logical drive * @prop : * @state : state of each logical drive */ typedef struct { uint8_t nldrv; uint8_t rsvd[3]; uint32_t size[MAX_LOGICAL_DRIVES_8LD]; uint8_t prop[MAX_LOGICAL_DRIVES_8LD]; uint8_t state[MAX_LOGICAL_DRIVES_8LD]; } __attribute__ ((packed)) mraid_ldrv_info_t; /** * mraid_pdrv_info_t - information about the physical drives * @pdrv_state : state of each physical drive */ typedef struct { uint8_t pdrv_state[MBOX_MAX_PHYSICAL_DRIVES]; uint8_t rsvd; } __attribute__ ((packed)) mraid_pdrv_info_t; /** * mraid_inquiry_t - RAID inquiry, mailbox command 0x05 * @mraid_adapinfo_t : adapter information * @mraid_ldrv_info_t : logical drives information * @mraid_pdrv_info_t : physical drives information */ typedef struct { mraid_adapinfo_t adapter_info; mraid_ldrv_info_t logdrv_info; mraid_pdrv_info_t pdrv_info; } __attribute__ ((packed)) mraid_inquiry_t; /** * mraid_extinq_t - RAID extended inquiry, mailbox command 0x04 * * @raid_inq : raid inquiry * @phys_drv_format : * @stack_attn : * @modem_status : * @rsvd : */ typedef struct { mraid_inquiry_t raid_inq; uint16_t phys_drv_format[MAX_MBOX_CHANNELS]; uint8_t stack_attn; uint8_t modem_status; uint8_t rsvd[2]; } __attribute__ ((packed)) mraid_extinq_t; /** * adap_device_t - device information * @channel : channel fpor the device * @target : target ID of the device */ typedef struct { uint8_t channel; uint8_t target; }__attribute__ ((packed)) adap_device_t; /** * adap_span_40ld_t - 40LD span * @start_blk : starting block * @num_blks : number of blocks */ typedef struct { uint32_t start_blk; uint32_t num_blks; adap_device_t device[MAX_ROW_SIZE_40LD]; }__attribute__ ((packed)) adap_span_40ld_t; /** * adap_span_8ld_t - 8LD span * @start_blk : starting block * @num_blks : number of blocks */ typedef struct { uint32_t start_blk; uint32_t num_blks; adap_device_t device[MAX_ROW_SIZE_8LD]; }__attribute__ ((packed)) adap_span_8ld_t; /** * logdrv_param_t - logical drives parameters * * @span_depth : total number of spans * @level : RAID level * @read_ahead : read ahead, no read ahead, adaptive read ahead * @stripe_sz : encoded stripe size * @status : status of the logical drive * @write_mode : write mode, write_through/write_back * @direct_io : direct io or through cache * @row_size : number of stripes in a row */ typedef struct { uint8_t span_depth; uint8_t level; uint8_t read_ahead; uint8_t stripe_sz; uint8_t status; uint8_t write_mode; uint8_t direct_io; uint8_t row_size; } __attribute__ ((packed)) logdrv_param_t; /** * logdrv_40ld_t - logical drive definition for 40LD controllers * @lparam : logical drives parameters * @span : span */ typedef struct { logdrv_param_t lparam; adap_span_40ld_t span[SPAN_DEPTH_8_SPANS]; }__attribute__ ((packed)) logdrv_40ld_t; /** * logdrv_8ld_span8_t - logical drive definition for 8LD controllers * @lparam : logical drives parameters * @span : span * * 8-LD logical drive with up to 8 spans */ typedef struct { logdrv_param_t lparam; adap_span_8ld_t span[SPAN_DEPTH_8_SPANS]; }__attribute__ ((packed)) logdrv_8ld_span8_t; /** * logdrv_8ld_span4_t - logical drive definition for 8LD controllers * @lparam : logical drives parameters * @span : span * * 8-LD logical drive with up to 4 spans */ typedef struct { logdrv_param_t lparam; adap_span_8ld_t span[SPAN_DEPTH_4_SPANS]; }__attribute__ ((packed)) logdrv_8ld_span4_t; /** * phys_drive_t - physical device information * @type : Type of the device * @cur_status : current status of the device * @tag_depth : Level of tagging * @sync_neg : sync negotiation - ENABLE or DISABLE * @size : configurable size in terms of 512 byte */ typedef struct { uint8_t type; uint8_t cur_status; uint8_t tag_depth; uint8_t sync_neg; uint32_t size; }__attribute__ ((packed)) phys_drive_t; /** * disk_array_40ld_t - disk array for 40LD controllers * @numldrv : number of logical drives * @resvd : * @ldrv : logical drives information * @pdrv : physical drives information */ typedef struct { uint8_t numldrv; uint8_t resvd[3]; logdrv_40ld_t ldrv[MAX_LOGICAL_DRIVES_40LD]; phys_drive_t pdrv[MBOX_MAX_PHYSICAL_DRIVES]; }__attribute__ ((packed)) disk_array_40ld_t; /** * disk_array_8ld_span8_t - disk array for 8LD controllers * @numldrv : number of logical drives * @resvd : * @ldrv : logical drives information * @pdrv : physical drives information * * Disk array for 8LD logical drives with up to 8 spans */ typedef struct { uint8_t numldrv; uint8_t resvd[3]; logdrv_8ld_span8_t ldrv[MAX_LOGICAL_DRIVES_8LD]; phys_drive_t pdrv[MBOX_MAX_PHYSICAL_DRIVES]; }__attribute__ ((packed)) disk_array_8ld_span8_t; /** * disk_array_8ld_span4_t - disk array for 8LD controllers * @numldrv : number of logical drives * @resvd : * @ldrv : logical drives information * @pdrv : physical drives information * * Disk array for 8LD logical drives with up to 4 spans */ typedef struct { uint8_t numldrv; uint8_t resvd[3]; logdrv_8ld_span4_t ldrv[MAX_LOGICAL_DRIVES_8LD]; phys_drive_t pdrv[MBOX_MAX_PHYSICAL_DRIVES]; }__attribute__ ((packed)) disk_array_8ld_span4_t; /** * struct private_bios_data - bios private data for boot devices * @geometry : bits 0-3 - BIOS geometry, 0x0001 - 1GB, 0x0010 - 2GB, * 0x1000 - 8GB, Others values are invalid * @unused : bits 4-7 are unused * @boot_drv : logical drive set as boot drive, 0..7 - for 8LD cards, * 0..39 - for 40LD cards * @cksum : 0-(sum of first 13 bytes of this structure) */ struct private_bios_data { uint8_t geometry :4; uint8_t unused :4; uint8_t boot_drv; uint8_t rsvd[12]; uint16_t cksum; } __attribute__ ((packed)); /** * mbox_sgl64 - 64-bit scatter list for mailbox based controllers * @address : address of the buffer * @length : data transfer length */ typedef struct { uint64_t address; uint32_t length; } __attribute__ ((packed)) mbox_sgl64; /** * mbox_sgl32 - 32-bit scatter list for mailbox based controllers * @address : address of the buffer * @length : data transfer length */ typedef struct { uint32_t address; uint32_t length; } __attribute__ ((packed)) mbox_sgl32; #endif // _MRAID_MBOX_DEFS_H_
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