27c27
< * $FreeBSD: head/sys/dev/twe/twereg.h 66992 2000-10-12 01:43:40Z msmith $
---
> * $FreeBSD: head/sys/dev/twe/twereg.h 67555 2000-10-25 06:59:06Z msmith $
78a79,81
> /* XXX this is a little harsh, but necessary to chase down firmware problems */
> #define TWE_STATUS_PANIC_BITS (TWE_STATUS_MICROCONTROLLER_ERROR)
>
101,105c104,116
< #define TWE_OP_NOP 0x0
< #define TWE_OP_INIT_CONNECTION 0x1
< #define TWE_OP_READ 0x2
< #define TWE_OP_WRITE 0x3
< #define TWE_OP_VERIFY 0x4
---
> #define TWE_OP_NOP 0x00
> #define TWE_OP_INIT_CONNECTION 0x01
> #define TWE_OP_READ 0x02
> #define TWE_OP_WRITE 0x03
> #define TWE_OP_READVERIFY 0x04
> #define TWE_OP_VERIFY 0x05
> #define TWE_OP_ZEROUNIT 0x08
> #define TWE_OP_REPLACEUNIT 0x09
> #define TWE_OP_HOTSWAP 0x0a
> #define TWE_OP_SETATAFEATURE 0x0c
> #define TWE_OP_FLUSH 0x0e
> #define TWE_OP_ABORT 0x0f
> #define TWE_OP_CHECKSTATUS 0x10
107a119,121
> #define TWE_OP_CREATEUNIT 0x14
> #define TWE_OP_DELETEUNIT 0x15
> #define TWE_OP_REBUILDUNIT 0x17
109a124
> #define TWE_OP_CMD_PACKET 0x1d
111,120d125
< /* asynchronous event notification (AEN) codes */
< #define TWE_AEN_QUEUE_EMPTY 0x0000
< #define TWE_AEN_SOFT_RESET 0x0001
< #define TWE_AEN_DEGRADED_MIRROR 0x0002
< #define TWE_AEN_CONTROLLER_ERROR 0x0003
< #define TWE_AEN_REBUILD_FAIL 0x0004
< #define TWE_AEN_REBUILD_DONE 0x0005
< #define TWE_AEN_QUEUE_FULL 0x00ff
< #define TWE_AEN_TABLE_UNDEFINED 0x15
<
125c130,131
< #define TWE_INIT_MESSAGE_CREDITS 0x100
---
> #define TWE_INIT_MESSAGE_CREDITS 0xff /* older firmware has issues with 256 commands */
> #define TWE_SHUTDOWN_MESSAGE_CREDITS 0x001
128c134
< #define TWE_Q_LENGTH 50
---
> #define TWE_Q_LENGTH TWE_INIT_MESSAGE_CREDITS
131d136
< #define TWE_UNIT_INFORMATION_TABLE_BASE 0x300
135a141
> #define TWE_UNIT_ONLINE 1
137,142d142
< /* wrappers for bus-space actions */
< #define TWE_CONTROL(sc, val) bus_space_write_4(sc->twe_btag, sc->twe_bhandle, 0x0, (u_int32_t)val)
< #define TWE_STATUS(sc) (u_int32_t)bus_space_read_4(sc->twe_btag, sc->twe_bhandle, 0x4)
< #define TWE_COMMAND_QUEUE(sc, val) bus_space_write_4(sc->twe_btag, sc->twe_bhandle, 0x8, (u_int32_t)val)
< #define TWE_RESPONSE_QUEUE(sc) (TWE_Response_Queue)bus_space_read_4(sc->twe_btag, sc->twe_bhandle, 0xc)
<
150c150,162
< /* command packet - must be TWE_ALIGNMENT aligned */
---
> typedef struct {
> u_int8_t opcode:5; /* TWE_OP_INITCONNECTION */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t res2:4;
> u_int8_t host_id:4;
> u_int8_t status;
> u_int8_t flags;
> u_int16_t message_credits;
> u_int32_t response_queue_pointer;
> } TWE_Command_INITCONNECTION __attribute__ ((packed));
>
152a165,260
> u_int8_t opcode:5; /* TWE_OP_READ/TWE_OP_WRITE */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t unit:4;
> u_int8_t host_id:4;
> u_int8_t status;
> u_int8_t flags;
> u_int16_t block_count;
> u_int32_t lba;
> TWE_SG_Entry sgl[TWE_MAX_SGL_LENGTH];
> } TWE_Command_IO __attribute__ ((packed));
>
> typedef struct
> {
> u_int8_t opcode:5; /* TWE_OP_HOTSWAP */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t unit:4;
> u_int8_t host_id:4;
> u_int8_t status;
> u_int8_t flags;
> u_int8_t action;
> #define TWE_OP_HOTSWAP_REMOVE 0x00 /* remove assumed-degraded unit */
> #define TWE_OP_HOTSWAP_ADD_CBOD 0x01 /* add CBOD to empty port */
> #define TWE_OP_HOTSWAP_ADD_SPARE 0x02 /* add spare to empty port */
> u_int8_t aport;
> } TWE_Command_HOTSWAP __attribute__ ((packed));
>
> typedef struct
> {
> u_int8_t opcode:5; /* TWE_OP_SETATAFEATURE */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t unit:4;
> u_int8_t host_id:4;
> u_int8_t status;
> u_int8_t flags;
> u_int8_t feature;
> #define TWE_OP_SETATAFEATURE_WCE 0x02
> #define TWE_OP_SETATAFEATURE_DIS_WCE 0x82
> u_int8_t feature_mode;
> u_int16_t all_units;
> u_int16_t persistence;
> } TWE_Command_SETATAFEATURE __attribute__ ((packed));
>
> typedef struct
> {
> u_int8_t opcode:5; /* TWE_OP_CHECKSTATUS */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t unit:4;
> u_int8_t res2:4;
> u_int8_t status;
> u_int8_t flags;
> u_int16_t target_status; /* set low byte to target request's ID */
> } TWE_Command_CHECKSTATUS __attribute__ ((packed));
>
> typedef struct
> {
> u_int8_t opcode:5; /* TWE_OP_GETPARAM, TWE_OP_SETPARAM */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t unit:4;
> u_int8_t host_id:4;
> u_int8_t status;
> u_int8_t flags;
> u_int16_t param_count;
> TWE_SG_Entry sgl[TWE_MAX_SGL_LENGTH];
> } TWE_Command_PARAM __attribute__ ((packed));
>
> typedef struct
> {
> u_int8_t opcode:5; /* TWE_OP_REBUILDUNIT */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t src_unit:4;
> u_int8_t host_id:4;
> u_int8_t status;
> u_int8_t flags;
> u_int8_t action:7;
> #define TWE_OP_REBUILDUNIT_NOP 0
> #define TWE_OP_REBUILDUNIT_STOP 2 /* stop all rebuilds */
> #define TWE_OP_REBUILDUNIT_START 4 /* start rebuild with lowest unit */
> #define TWE_OP_REBUILDUNIT_STARTUNIT 5 /* rebuild src_unit (not supported) */
> u_int8_t cs:1; /* request state change on src_unit */
> u_int8_t logical_subunit; /* for RAID10 rebuild of logical subunit */
> } TWE_Command_REBUILDUNIT __attribute__ ((packed));
>
> typedef struct
> {
160a269,273
> #define TWE_FLAGS_SUCCESS 0x00
> #define TWE_FLAGS_INFORMATIONAL 0x01
> #define TWE_FLAGS_WARNING 0x02
> #define TWE_FLAGS_FATAL 0x03
> #define TWE_FLAGS_PERCENTAGE (1<<8) /* bits 0-6 indicate completion percentage */
162,174c275
< union {
< struct {
< u_int32_t lba;
< TWE_SG_Entry sgl[TWE_MAX_SGL_LENGTH];
< } io __attribute__ ((packed));
< struct {
< TWE_SG_Entry sgl[TWE_MAX_SGL_LENGTH];
< } param;
< struct {
< u_int32_t response_queue_pointer;
< } init_connection;
< } args;
< } TWE_Command __attribute__ ((packed));
---
> } TWE_Command_Generic __attribute__ ((packed));
176,177c277,278
< /* argument to TWE_OP_GET/SET_PARAM */
< typedef struct
---
> /* command packet - must be TWE_ALIGNMENT aligned */
> typedef union
179,183c280,288
< u_int16_t table_id;
< u_int8_t parameter_id;
< u_int8_t parameter_size_bytes;
< u_int8_t data[1];
< } TWE_Param __attribute__ ((packed));
---
> TWE_Command_INITCONNECTION initconnection;
> TWE_Command_IO io;
> TWE_Command_PARAM param;
> TWE_Command_CHECKSTATUS checkstatus;
> TWE_Command_REBUILDUNIT rebuildunit;
> TWE_Command_SETATAFEATURE setatafeature;
> TWE_Command_Generic generic;
> u_int8_t pad[512];
> } TWE_Command;
197c302,405
< #if 0 /* no idea what these will be useful for yet */
---
> /*
> * From 3ware's documentation:
> * All parameters maintained by the controller are grouped into related tables.
> * Tables are are accessed indirectly via get and set parameter commands.
> * To access a specific parameter in a table, the table ID and parameter index
> * are used to uniquely identify a parameter. Table 0xffff is the directory
> * table and provides a list of the table IDs and sizes of all other tables.
> * Index zero in each table specifies the entire table, and index one specifies
> * the size of the table. An entire table can be read or set by using index zero.
> */
>
> #define TWE_PARAM_PARAM_ALL 0
> #define TWE_PARAM_PARAM_SIZE 1
>
> #define TWE_PARAM_DIRECTORY 0xffff /* size is 4 * number of tables */
> #define TWE_PARAM_DIRECTORY_TABLES 2 /* 16 bits * number of tables */
> #define TWE_PARAM_DIRECTORY_SIZES 3 /* 16 bits * number of tables */
>
> #define TWE_PARAM_DRIVESUMMARY 0x0002
> #define TWE_PARAM_DRIVESUMMARY_Num 2 /* number of physical drives [2] */
> #define TWE_PARAM_DRIVESUMMARY_Status 3 /* array giving drive status per aport */
> #define TWE_PARAM_DRIVESTATUS_Missing 0x00
> #define TWE_PARAM_DRIVESTATUS_NotSupp 0xfe
> #define TWE_PARAM_DRIVESTATUS_Present 0xff
>
> #define TWE_PARAM_UNITSUMMARY 0x0003
> #define TWE_PARAM_UNITSUMMARY_Num 2 /* number of logical units [2] */
> #define TWE_PARAM_UNITSUMMARY_Status 3 /* array giving unit status [16] */
> #define TWE_PARAM_UNITSTATUS_Online (1<<0)
> #define TWE_PARAM_UNITSTATUS_Complete (1<<1)
> #define TWE_PARAM_UNITSTATUS_MASK 0xfc
> #define TWE_PARAM_UNITSTATUS_Normal 0xfc
> #define TWE_PARAM_UNITSTATUS_Initialising 0xf4 /* cannot be incomplete */
> #define TWE_PARAM_UNITSTATUS_Degraded 0xec
> #define TWE_PARAM_UNITSTATUS_Rebuilding 0xdc /* cannot be incomplete */
> #define TWE_PARAM_UNITSTATUS_Verifying 0xcc /* cannot be incomplete */
> #define TWE_PARAM_UNITSTATUS_Corrupt 0xbc /* cannot be complete */
> #define TWE_PARAM_UNITSTATUS_Missing 0x00 /* cannot be complete or online */
>
> #define TWE_PARAM_DRIVEINFO 0x0200 /* add drive number 0x00-0x0f XXX docco confused 0x0100 vs 0x0200 */
> #define TWE_PARAM_DRIVEINFO_Size 2 /* size in blocks [4] */
> #define TWE_PARAM_DRIVEINFO_Model 3 /* drive model string [40] */
> #define TWE_PARAM_DRIVEINFO_Serial 4 /* drive serial number [20] */
> #define TWE_PARAM_DRIVEINFO_PhysCylNum 5 /* physical geometry [2] */
> #define TWE_PARAM_DRIVEINFO_PhysHeadNum 6 /* [2] */
> #define TWE_PARAM_DRIVEINFO_PhysSectorNym 7 /* [2] */
> #define TWE_PARAM_DRIVEINFO_LogCylNum 8 /* logical geometry [2] */
> #define TWE_PARAM_DRIVEINFO_LogHeadNum 9 /* [2] */
> #define TWE_PARAM_DRIVEINFO_LogSectorNum 10 /* [2] */
> #define TWE_PARAM_DRIVEINFO_UnitNum 11 /* unit number this drive is associated with or 0xff [1] */
> #define TWE_PARAM_DRIVEINFO_DriveFlags 12 /* N/A [1] */
>
> #define TWE_PARAM_APORTTIMEOUT 0x02c0 /* add (aport_number * 3) to parameter index */
> #define TWE_PARAM_APORTTIMEOUT_READ 2 /* read timeouts last 24hrs [2] */
> #define TWE_PARAM_APORTTIMEOUT_WRITE 3 /* write timeouts last 24hrs [2] */
> #define TWE_PARAM_APORTTIMEOUT_DEGRADE 4 /* degrade threshold [2] */
>
> #define TWE_PARAM_UNITINFO 0x0300 /* add unit number 0x00-0x0f */
> #define TWE_PARAM_UNITINFO_Number 2 /* unit number [1] */
> #define TWE_PARAM_UNITINFO_Status 3 /* unit status [1] */
> #define TWE_PARAM_UNITINFO_Capacity 4 /* unit capacity in blocks [4] */
> #define TWE_PARAM_UNITINFO_DescriptorSize 5 /* unit descriptor size + 3 bytes [2] */
> #define TWE_PARAM_UNITINFO_Descriptor 6 /* unit descriptor, TWE_UnitDescriptor or TWE_Array_Descriptor */
> #define TWE_PARAM_UNITINFO_Flags 7 /* unit flags [1] */
> #define TWE_PARAM_UNITFLAGS_WCE (1<<0)
>
> #define TWE_PARAM_AEN 0x0401
> #define TWE_PARAM_AEN_UnitCode 2 /* (unit number << 8) | AEN code [2] */
> #define TWE_AEN_QUEUE_EMPTY 0x00
> #define TWE_AEN_SOFT_RESET 0x01
> #define TWE_AEN_DEGRADED_MIRROR 0x02 /* reports unit */
> #define TWE_AEN_CONTROLLER_ERROR 0x03
> #define TWE_AEN_REBUILD_FAIL 0x04 /* reports unit */
> #define TWE_AEN_REBUILD_DONE 0x05 /* reports unit */
> #define TWE_AEN_INCOMP_UNIT 0x06 /* reports unit */
> #define TWE_AEN_INIT_DONE 0x07 /* reports unit */
> #define TWE_AEN_UNCLEAN_SHUTDOWN 0x08 /* reports unit */
> #define TWE_AEN_APORT_TIMEOUT 0x09 /* reports unit, rate limited to 1 per 2^16 errors */
> #define TWE_AEN_DRIVE_ERROR 0x0a /* reports unit */
> #define TWE_AEN_REBUILD_STARTED 0x0b /* reports unit */
> #define TWE_AEN_QUEUE_FULL 0xff
> #define TWE_AEN_TABLE_UNDEFINED 0x15
> #define TWE_AEN_CODE(x) ((x) & 0xff)
> #define TWE_AEN_UNIT(x) ((x) >> 8)
>
> #define TWE_PARAM_VERSION 0x0402
> #define TWE_PARAM_VERSION_Mon 2 /* monitor version [16] */
> #define TWE_PARAM_VERSION_FW 3 /* firmware version [16] */
> #define TWE_PARAM_VERSION_BIOS 4 /* BIOSs version [16] */
> #define TWE_PARAM_VERSION_PCB 5 /* PCB version [8] */
> #define TWE_PARAM_VERSION_ATA 6 /* A-chip version [8] */
> #define TWE_PARAM_VERSION_PCI 7 /* P-chip version [8] */
> #define TWE_PARAM_VERSION_CtrlModel 8 /* N/A */
> #define TWE_PARAM_VERSION_CtrlSerial 9 /* N/A */
> #define TWE_PARAM_VERSION_SBufSize 10 /* N/A */
> #define TWE_PARAM_VERSION_CompCode 11 /* compatibility code [4] */
>
> #define TWE_PARAM_CONTROLLER 0x0403
> #define TWE_PARAM_CONTROLLER_DCBSectors 2 /* # sectors reserved for DCB per drive [2] */
> #define TWE_PARAM_CONTROLLER_PortCount 3 /* number of drive ports [1] */
>
> #define TWE_PARAM_FEATURES 0x404
> #define TWE_PARAM_FEATURES_DriverShutdown 2 /* set to 1 if driver supports shutdown notification [1] */
>
200,206c408,418
< int32_t buffer;
< u_int8_t opcode;
< u_int16_t table_id;
< u_int8_t parameter_id;
< u_int8_t parameter_size_bytes;
< u_int8_t data[1];
< } TWE_Ioctl __attribute__ ((packed));
---
> u_int8_t num_subunits; /* must be zero */
> u_int8_t configuration;
> #define TWE_UD_CONFIG_CBOD 0x0c /* JBOD with DCB, used for mirrors */
> #define TWE_UD_CONFIG_SPARE 0x0d /* same as CBOD, but firmware will use as spare */
> #define TWE_UD_CONFIG_SUBUNIT 0x0e /* drive is a subunit in an array */
> #define TWE_UD_CONFIG_JBOD 0x0f /* plain drive */
> u_int8_t phys_drv_num; /* may be 0xff if port can't be determined at runtime */
> u_int8_t log_drv_num; /* must be zero for configuration == 0x0f */
> u_int32_t start_lba;
> u_int32_t block_count; /* actual drive size if configuration == 0x0f, otherwise less DCB size */
> } TWE_Unit_Descriptor __attribute__ ((packed));
210,215c422,426
< u_int32_t base_addr;
< u_int32_t control_reg_addr;
< u_int32_t status_reg_addr;
< u_int32_t command_que_addr;
< u_int32_t response_que_addr;
< } TWE_Registers __attribute__ ((packed));
---
> u_int8_t flag; /* must be 0xff */
> u_int8_t res1;
> u_int8_t mirunit_status[4]; /* bitmap of functional subunits in each mirror */
> u_int8_t res2[6];
> } TWE_Mirror_Descriptor __attribute__ ((packed));
219,224c430,447
< char *buffer;
< int32_t length;
< int32_t offset;
< int32_t position;
< } TWE_Info __attribute__ ((packed));
< #endif
---
> u_int8_t num_subunits; /* number of subunits, or number of mirror units in RAID10 */
> u_int8_t configuration;
> #define TWE_UD_CONFIG_RAID0 0x00
> #define TWE_UD_CONFIG_RAID1 0x01
> #define TWE_UD_CONFIG_TwinStor 0x02
> #define TWE_UD_CONFIG_RAID5 0x05
> #define TWE_UD_CONFIG_RAID10 0x06
> u_int8_t stripe_size;
> #define TWE_UD_STRIPE_4k 0x03
> #define TWE_UD_STRIPE_8k 0x04
> #define TWE_UD_STRIPE_16k 0x05
> #define TWE_UD_STRIPE_32k 0x06
> #define TWE_UD_STRIPE_64k 0x07
> u_int8_t log_drv_status; /* bitmap of functional subunits, or mirror units in RAID10 */
> u_int32_t start_lba;
> u_int32_t block_count; /* actual drive size if configuration == 0x0f, otherwise less DCB size */
> TWE_Unit_Descriptor subunit[0]; /* subunit descriptors, in RAID10 mode is [mirunit][subunit] */
> } TWE_Array_Descriptor __attribute__ ((packed));
226c449,455
<
---
> typedef struct
> {
> u_int16_t table_id;
> u_int8_t parameter_id;
> u_int8_t parameter_size_bytes;
> u_int8_t data[0];
> } TWE_Param __attribute__ ((packed));
< * $FreeBSD: head/sys/dev/twe/twereg.h 66992 2000-10-12 01:43:40Z msmith $
---
> * $FreeBSD: head/sys/dev/twe/twereg.h 67555 2000-10-25 06:59:06Z msmith $
78a79,81
> /* XXX this is a little harsh, but necessary to chase down firmware problems */
> #define TWE_STATUS_PANIC_BITS (TWE_STATUS_MICROCONTROLLER_ERROR)
>
101,105c104,116
< #define TWE_OP_NOP 0x0
< #define TWE_OP_INIT_CONNECTION 0x1
< #define TWE_OP_READ 0x2
< #define TWE_OP_WRITE 0x3
< #define TWE_OP_VERIFY 0x4
---
> #define TWE_OP_NOP 0x00
> #define TWE_OP_INIT_CONNECTION 0x01
> #define TWE_OP_READ 0x02
> #define TWE_OP_WRITE 0x03
> #define TWE_OP_READVERIFY 0x04
> #define TWE_OP_VERIFY 0x05
> #define TWE_OP_ZEROUNIT 0x08
> #define TWE_OP_REPLACEUNIT 0x09
> #define TWE_OP_HOTSWAP 0x0a
> #define TWE_OP_SETATAFEATURE 0x0c
> #define TWE_OP_FLUSH 0x0e
> #define TWE_OP_ABORT 0x0f
> #define TWE_OP_CHECKSTATUS 0x10
107a119,121
> #define TWE_OP_CREATEUNIT 0x14
> #define TWE_OP_DELETEUNIT 0x15
> #define TWE_OP_REBUILDUNIT 0x17
109a124
> #define TWE_OP_CMD_PACKET 0x1d
111,120d125
< /* asynchronous event notification (AEN) codes */
< #define TWE_AEN_QUEUE_EMPTY 0x0000
< #define TWE_AEN_SOFT_RESET 0x0001
< #define TWE_AEN_DEGRADED_MIRROR 0x0002
< #define TWE_AEN_CONTROLLER_ERROR 0x0003
< #define TWE_AEN_REBUILD_FAIL 0x0004
< #define TWE_AEN_REBUILD_DONE 0x0005
< #define TWE_AEN_QUEUE_FULL 0x00ff
< #define TWE_AEN_TABLE_UNDEFINED 0x15
<
125c130,131
< #define TWE_INIT_MESSAGE_CREDITS 0x100
---
> #define TWE_INIT_MESSAGE_CREDITS 0xff /* older firmware has issues with 256 commands */
> #define TWE_SHUTDOWN_MESSAGE_CREDITS 0x001
128c134
< #define TWE_Q_LENGTH 50
---
> #define TWE_Q_LENGTH TWE_INIT_MESSAGE_CREDITS
131d136
< #define TWE_UNIT_INFORMATION_TABLE_BASE 0x300
135a141
> #define TWE_UNIT_ONLINE 1
137,142d142
< /* wrappers for bus-space actions */
< #define TWE_CONTROL(sc, val) bus_space_write_4(sc->twe_btag, sc->twe_bhandle, 0x0, (u_int32_t)val)
< #define TWE_STATUS(sc) (u_int32_t)bus_space_read_4(sc->twe_btag, sc->twe_bhandle, 0x4)
< #define TWE_COMMAND_QUEUE(sc, val) bus_space_write_4(sc->twe_btag, sc->twe_bhandle, 0x8, (u_int32_t)val)
< #define TWE_RESPONSE_QUEUE(sc) (TWE_Response_Queue)bus_space_read_4(sc->twe_btag, sc->twe_bhandle, 0xc)
<
150c150,162
< /* command packet - must be TWE_ALIGNMENT aligned */
---
> typedef struct {
> u_int8_t opcode:5; /* TWE_OP_INITCONNECTION */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t res2:4;
> u_int8_t host_id:4;
> u_int8_t status;
> u_int8_t flags;
> u_int16_t message_credits;
> u_int32_t response_queue_pointer;
> } TWE_Command_INITCONNECTION __attribute__ ((packed));
>
152a165,260
> u_int8_t opcode:5; /* TWE_OP_READ/TWE_OP_WRITE */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t unit:4;
> u_int8_t host_id:4;
> u_int8_t status;
> u_int8_t flags;
> u_int16_t block_count;
> u_int32_t lba;
> TWE_SG_Entry sgl[TWE_MAX_SGL_LENGTH];
> } TWE_Command_IO __attribute__ ((packed));
>
> typedef struct
> {
> u_int8_t opcode:5; /* TWE_OP_HOTSWAP */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t unit:4;
> u_int8_t host_id:4;
> u_int8_t status;
> u_int8_t flags;
> u_int8_t action;
> #define TWE_OP_HOTSWAP_REMOVE 0x00 /* remove assumed-degraded unit */
> #define TWE_OP_HOTSWAP_ADD_CBOD 0x01 /* add CBOD to empty port */
> #define TWE_OP_HOTSWAP_ADD_SPARE 0x02 /* add spare to empty port */
> u_int8_t aport;
> } TWE_Command_HOTSWAP __attribute__ ((packed));
>
> typedef struct
> {
> u_int8_t opcode:5; /* TWE_OP_SETATAFEATURE */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t unit:4;
> u_int8_t host_id:4;
> u_int8_t status;
> u_int8_t flags;
> u_int8_t feature;
> #define TWE_OP_SETATAFEATURE_WCE 0x02
> #define TWE_OP_SETATAFEATURE_DIS_WCE 0x82
> u_int8_t feature_mode;
> u_int16_t all_units;
> u_int16_t persistence;
> } TWE_Command_SETATAFEATURE __attribute__ ((packed));
>
> typedef struct
> {
> u_int8_t opcode:5; /* TWE_OP_CHECKSTATUS */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t unit:4;
> u_int8_t res2:4;
> u_int8_t status;
> u_int8_t flags;
> u_int16_t target_status; /* set low byte to target request's ID */
> } TWE_Command_CHECKSTATUS __attribute__ ((packed));
>
> typedef struct
> {
> u_int8_t opcode:5; /* TWE_OP_GETPARAM, TWE_OP_SETPARAM */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t unit:4;
> u_int8_t host_id:4;
> u_int8_t status;
> u_int8_t flags;
> u_int16_t param_count;
> TWE_SG_Entry sgl[TWE_MAX_SGL_LENGTH];
> } TWE_Command_PARAM __attribute__ ((packed));
>
> typedef struct
> {
> u_int8_t opcode:5; /* TWE_OP_REBUILDUNIT */
> u_int8_t res1:3;
> u_int8_t size;
> u_int8_t request_id;
> u_int8_t src_unit:4;
> u_int8_t host_id:4;
> u_int8_t status;
> u_int8_t flags;
> u_int8_t action:7;
> #define TWE_OP_REBUILDUNIT_NOP 0
> #define TWE_OP_REBUILDUNIT_STOP 2 /* stop all rebuilds */
> #define TWE_OP_REBUILDUNIT_START 4 /* start rebuild with lowest unit */
> #define TWE_OP_REBUILDUNIT_STARTUNIT 5 /* rebuild src_unit (not supported) */
> u_int8_t cs:1; /* request state change on src_unit */
> u_int8_t logical_subunit; /* for RAID10 rebuild of logical subunit */
> } TWE_Command_REBUILDUNIT __attribute__ ((packed));
>
> typedef struct
> {
160a269,273
> #define TWE_FLAGS_SUCCESS 0x00
> #define TWE_FLAGS_INFORMATIONAL 0x01
> #define TWE_FLAGS_WARNING 0x02
> #define TWE_FLAGS_FATAL 0x03
> #define TWE_FLAGS_PERCENTAGE (1<<8) /* bits 0-6 indicate completion percentage */
162,174c275
< union {
< struct {
< u_int32_t lba;
< TWE_SG_Entry sgl[TWE_MAX_SGL_LENGTH];
< } io __attribute__ ((packed));
< struct {
< TWE_SG_Entry sgl[TWE_MAX_SGL_LENGTH];
< } param;
< struct {
< u_int32_t response_queue_pointer;
< } init_connection;
< } args;
< } TWE_Command __attribute__ ((packed));
---
> } TWE_Command_Generic __attribute__ ((packed));
176,177c277,278
< /* argument to TWE_OP_GET/SET_PARAM */
< typedef struct
---
> /* command packet - must be TWE_ALIGNMENT aligned */
> typedef union
179,183c280,288
< u_int16_t table_id;
< u_int8_t parameter_id;
< u_int8_t parameter_size_bytes;
< u_int8_t data[1];
< } TWE_Param __attribute__ ((packed));
---
> TWE_Command_INITCONNECTION initconnection;
> TWE_Command_IO io;
> TWE_Command_PARAM param;
> TWE_Command_CHECKSTATUS checkstatus;
> TWE_Command_REBUILDUNIT rebuildunit;
> TWE_Command_SETATAFEATURE setatafeature;
> TWE_Command_Generic generic;
> u_int8_t pad[512];
> } TWE_Command;
197c302,405
< #if 0 /* no idea what these will be useful for yet */
---
> /*
> * From 3ware's documentation:
> * All parameters maintained by the controller are grouped into related tables.
> * Tables are are accessed indirectly via get and set parameter commands.
> * To access a specific parameter in a table, the table ID and parameter index
> * are used to uniquely identify a parameter. Table 0xffff is the directory
> * table and provides a list of the table IDs and sizes of all other tables.
> * Index zero in each table specifies the entire table, and index one specifies
> * the size of the table. An entire table can be read or set by using index zero.
> */
>
> #define TWE_PARAM_PARAM_ALL 0
> #define TWE_PARAM_PARAM_SIZE 1
>
> #define TWE_PARAM_DIRECTORY 0xffff /* size is 4 * number of tables */
> #define TWE_PARAM_DIRECTORY_TABLES 2 /* 16 bits * number of tables */
> #define TWE_PARAM_DIRECTORY_SIZES 3 /* 16 bits * number of tables */
>
> #define TWE_PARAM_DRIVESUMMARY 0x0002
> #define TWE_PARAM_DRIVESUMMARY_Num 2 /* number of physical drives [2] */
> #define TWE_PARAM_DRIVESUMMARY_Status 3 /* array giving drive status per aport */
> #define TWE_PARAM_DRIVESTATUS_Missing 0x00
> #define TWE_PARAM_DRIVESTATUS_NotSupp 0xfe
> #define TWE_PARAM_DRIVESTATUS_Present 0xff
>
> #define TWE_PARAM_UNITSUMMARY 0x0003
> #define TWE_PARAM_UNITSUMMARY_Num 2 /* number of logical units [2] */
> #define TWE_PARAM_UNITSUMMARY_Status 3 /* array giving unit status [16] */
> #define TWE_PARAM_UNITSTATUS_Online (1<<0)
> #define TWE_PARAM_UNITSTATUS_Complete (1<<1)
> #define TWE_PARAM_UNITSTATUS_MASK 0xfc
> #define TWE_PARAM_UNITSTATUS_Normal 0xfc
> #define TWE_PARAM_UNITSTATUS_Initialising 0xf4 /* cannot be incomplete */
> #define TWE_PARAM_UNITSTATUS_Degraded 0xec
> #define TWE_PARAM_UNITSTATUS_Rebuilding 0xdc /* cannot be incomplete */
> #define TWE_PARAM_UNITSTATUS_Verifying 0xcc /* cannot be incomplete */
> #define TWE_PARAM_UNITSTATUS_Corrupt 0xbc /* cannot be complete */
> #define TWE_PARAM_UNITSTATUS_Missing 0x00 /* cannot be complete or online */
>
> #define TWE_PARAM_DRIVEINFO 0x0200 /* add drive number 0x00-0x0f XXX docco confused 0x0100 vs 0x0200 */
> #define TWE_PARAM_DRIVEINFO_Size 2 /* size in blocks [4] */
> #define TWE_PARAM_DRIVEINFO_Model 3 /* drive model string [40] */
> #define TWE_PARAM_DRIVEINFO_Serial 4 /* drive serial number [20] */
> #define TWE_PARAM_DRIVEINFO_PhysCylNum 5 /* physical geometry [2] */
> #define TWE_PARAM_DRIVEINFO_PhysHeadNum 6 /* [2] */
> #define TWE_PARAM_DRIVEINFO_PhysSectorNym 7 /* [2] */
> #define TWE_PARAM_DRIVEINFO_LogCylNum 8 /* logical geometry [2] */
> #define TWE_PARAM_DRIVEINFO_LogHeadNum 9 /* [2] */
> #define TWE_PARAM_DRIVEINFO_LogSectorNum 10 /* [2] */
> #define TWE_PARAM_DRIVEINFO_UnitNum 11 /* unit number this drive is associated with or 0xff [1] */
> #define TWE_PARAM_DRIVEINFO_DriveFlags 12 /* N/A [1] */
>
> #define TWE_PARAM_APORTTIMEOUT 0x02c0 /* add (aport_number * 3) to parameter index */
> #define TWE_PARAM_APORTTIMEOUT_READ 2 /* read timeouts last 24hrs [2] */
> #define TWE_PARAM_APORTTIMEOUT_WRITE 3 /* write timeouts last 24hrs [2] */
> #define TWE_PARAM_APORTTIMEOUT_DEGRADE 4 /* degrade threshold [2] */
>
> #define TWE_PARAM_UNITINFO 0x0300 /* add unit number 0x00-0x0f */
> #define TWE_PARAM_UNITINFO_Number 2 /* unit number [1] */
> #define TWE_PARAM_UNITINFO_Status 3 /* unit status [1] */
> #define TWE_PARAM_UNITINFO_Capacity 4 /* unit capacity in blocks [4] */
> #define TWE_PARAM_UNITINFO_DescriptorSize 5 /* unit descriptor size + 3 bytes [2] */
> #define TWE_PARAM_UNITINFO_Descriptor 6 /* unit descriptor, TWE_UnitDescriptor or TWE_Array_Descriptor */
> #define TWE_PARAM_UNITINFO_Flags 7 /* unit flags [1] */
> #define TWE_PARAM_UNITFLAGS_WCE (1<<0)
>
> #define TWE_PARAM_AEN 0x0401
> #define TWE_PARAM_AEN_UnitCode 2 /* (unit number << 8) | AEN code [2] */
> #define TWE_AEN_QUEUE_EMPTY 0x00
> #define TWE_AEN_SOFT_RESET 0x01
> #define TWE_AEN_DEGRADED_MIRROR 0x02 /* reports unit */
> #define TWE_AEN_CONTROLLER_ERROR 0x03
> #define TWE_AEN_REBUILD_FAIL 0x04 /* reports unit */
> #define TWE_AEN_REBUILD_DONE 0x05 /* reports unit */
> #define TWE_AEN_INCOMP_UNIT 0x06 /* reports unit */
> #define TWE_AEN_INIT_DONE 0x07 /* reports unit */
> #define TWE_AEN_UNCLEAN_SHUTDOWN 0x08 /* reports unit */
> #define TWE_AEN_APORT_TIMEOUT 0x09 /* reports unit, rate limited to 1 per 2^16 errors */
> #define TWE_AEN_DRIVE_ERROR 0x0a /* reports unit */
> #define TWE_AEN_REBUILD_STARTED 0x0b /* reports unit */
> #define TWE_AEN_QUEUE_FULL 0xff
> #define TWE_AEN_TABLE_UNDEFINED 0x15
> #define TWE_AEN_CODE(x) ((x) & 0xff)
> #define TWE_AEN_UNIT(x) ((x) >> 8)
>
> #define TWE_PARAM_VERSION 0x0402
> #define TWE_PARAM_VERSION_Mon 2 /* monitor version [16] */
> #define TWE_PARAM_VERSION_FW 3 /* firmware version [16] */
> #define TWE_PARAM_VERSION_BIOS 4 /* BIOSs version [16] */
> #define TWE_PARAM_VERSION_PCB 5 /* PCB version [8] */
> #define TWE_PARAM_VERSION_ATA 6 /* A-chip version [8] */
> #define TWE_PARAM_VERSION_PCI 7 /* P-chip version [8] */
> #define TWE_PARAM_VERSION_CtrlModel 8 /* N/A */
> #define TWE_PARAM_VERSION_CtrlSerial 9 /* N/A */
> #define TWE_PARAM_VERSION_SBufSize 10 /* N/A */
> #define TWE_PARAM_VERSION_CompCode 11 /* compatibility code [4] */
>
> #define TWE_PARAM_CONTROLLER 0x0403
> #define TWE_PARAM_CONTROLLER_DCBSectors 2 /* # sectors reserved for DCB per drive [2] */
> #define TWE_PARAM_CONTROLLER_PortCount 3 /* number of drive ports [1] */
>
> #define TWE_PARAM_FEATURES 0x404
> #define TWE_PARAM_FEATURES_DriverShutdown 2 /* set to 1 if driver supports shutdown notification [1] */
>
200,206c408,418
< int32_t buffer;
< u_int8_t opcode;
< u_int16_t table_id;
< u_int8_t parameter_id;
< u_int8_t parameter_size_bytes;
< u_int8_t data[1];
< } TWE_Ioctl __attribute__ ((packed));
---
> u_int8_t num_subunits; /* must be zero */
> u_int8_t configuration;
> #define TWE_UD_CONFIG_CBOD 0x0c /* JBOD with DCB, used for mirrors */
> #define TWE_UD_CONFIG_SPARE 0x0d /* same as CBOD, but firmware will use as spare */
> #define TWE_UD_CONFIG_SUBUNIT 0x0e /* drive is a subunit in an array */
> #define TWE_UD_CONFIG_JBOD 0x0f /* plain drive */
> u_int8_t phys_drv_num; /* may be 0xff if port can't be determined at runtime */
> u_int8_t log_drv_num; /* must be zero for configuration == 0x0f */
> u_int32_t start_lba;
> u_int32_t block_count; /* actual drive size if configuration == 0x0f, otherwise less DCB size */
> } TWE_Unit_Descriptor __attribute__ ((packed));
210,215c422,426
< u_int32_t base_addr;
< u_int32_t control_reg_addr;
< u_int32_t status_reg_addr;
< u_int32_t command_que_addr;
< u_int32_t response_que_addr;
< } TWE_Registers __attribute__ ((packed));
---
> u_int8_t flag; /* must be 0xff */
> u_int8_t res1;
> u_int8_t mirunit_status[4]; /* bitmap of functional subunits in each mirror */
> u_int8_t res2[6];
> } TWE_Mirror_Descriptor __attribute__ ((packed));
219,224c430,447
< char *buffer;
< int32_t length;
< int32_t offset;
< int32_t position;
< } TWE_Info __attribute__ ((packed));
< #endif
---
> u_int8_t num_subunits; /* number of subunits, or number of mirror units in RAID10 */
> u_int8_t configuration;
> #define TWE_UD_CONFIG_RAID0 0x00
> #define TWE_UD_CONFIG_RAID1 0x01
> #define TWE_UD_CONFIG_TwinStor 0x02
> #define TWE_UD_CONFIG_RAID5 0x05
> #define TWE_UD_CONFIG_RAID10 0x06
> u_int8_t stripe_size;
> #define TWE_UD_STRIPE_4k 0x03
> #define TWE_UD_STRIPE_8k 0x04
> #define TWE_UD_STRIPE_16k 0x05
> #define TWE_UD_STRIPE_32k 0x06
> #define TWE_UD_STRIPE_64k 0x07
> u_int8_t log_drv_status; /* bitmap of functional subunits, or mirror units in RAID10 */
> u_int32_t start_lba;
> u_int32_t block_count; /* actual drive size if configuration == 0x0f, otherwise less DCB size */
> TWE_Unit_Descriptor subunit[0]; /* subunit descriptors, in RAID10 mode is [mirunit][subunit] */
> } TWE_Array_Descriptor __attribute__ ((packed));
226c449,455
<
---
> typedef struct
> {
> u_int16_t table_id;
> u_int8_t parameter_id;
> u_int8_t parameter_size_bytes;
> u_int8_t data[0];
> } TWE_Param __attribute__ ((packed));