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/*
* Aic94xx SAS / SATA driver SAS definitions and hardware interface header file .
*
* Copyright ( C ) 2005 Adaptec , Inc . All rights reserved .
* Copyright ( C ) 2005 Luben Tuikov < luben_tuikov @ adaptec . com >
*
* This file is licensed under GPLv2 .
*
* This file is part of the aic94xx driver .
*
* The aic94xx driver is free software ; you can redistribute it and / or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation ; version 2 of the
* License .
*
* The aic94xx driver is distributed in the hope that it will be useful ,
* but WITHOUT ANY WARRANTY ; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the GNU
* General Public License for more details .
*
* You should have received a copy of the GNU General Public License
* along with the aic94xx driver ; if not , write to the Free Software
* Foundation , Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA
*
*/
# ifndef _AIC94XX_SAS_H_
# define _AIC94XX_SAS_H_
# include <scsi/libsas.h>
/* ---------- DDBs ---------- */
/* DDBs are device descriptor blocks which describe a device in the
* domain that this sequencer can maintain low - level connections for
* us . They are be 64 bytes .
*/
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# define ASD_MAX_DDBS 128
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struct asd_ddb_ssp_smp_target_port {
u8 conn_type ; /* byte 0 */
# define DDB_TP_CONN_TYPE 0x81 /* Initiator port and addr frame type 0x01 */
u8 conn_rate ;
__be16 init_conn_tag ;
u8 dest_sas_addr [ 8 ] ; /* bytes 4-11 */
__le16 send_queue_head ;
u8 sq_suspended ;
u8 ddb_type ; /* DDB_TYPE_TARGET */
# define DDB_TYPE_UNUSED 0xFF
# define DDB_TYPE_TARGET 0xFE
# define DDB_TYPE_INITIATOR 0xFD
# define DDB_TYPE_PM_PORT 0xFC
__le16 _r_a ;
__be16 awt_def ;
u8 compat_features ; /* byte 20 */
u8 pathway_blocked_count ;
__be16 arb_wait_time ;
__be32 more_compat_features ; /* byte 24 */
u8 conn_mask ;
u8 flags ; /* concurrent conn:2,2 and open:0(1) */
# define CONCURRENT_CONN_SUPP 0x04
# define OPEN_REQUIRED 0x01
u16 _r_b ;
__le16 exec_queue_tail ;
__le16 send_queue_tail ;
__le16 sister_ddb ;
__le16 _r_c ;
u8 max_concurrent_conn ;
u8 num_concurrent_conn ;
u8 num_contexts ;
u8 _r_d ;
__le16 active_task_count ;
u8 _r_e [ 9 ] ;
u8 itnl_reason ; /* I_T nexus loss reason */
__le16 _r_f ;
__le16 itnl_timeout ;
# define ITNL_TIMEOUT_CONST 0x7D0 /* 2 seconds */
__le32 itnl_timestamp ;
} __attribute__ ( ( packed ) ) ;
struct asd_ddb_stp_sata_target_port {
u8 conn_type ; /* byte 0 */
u8 conn_rate ;
__be16 init_conn_tag ;
u8 dest_sas_addr [ 8 ] ; /* bytes 4-11 */
__le16 send_queue_head ;
u8 sq_suspended ;
u8 ddb_type ; /* DDB_TYPE_TARGET */
__le16 _r_a ;
__be16 awt_def ;
u8 compat_features ; /* byte 20 */
u8 pathway_blocked_count ;
__be16 arb_wait_time ;
__be32 more_compat_features ; /* byte 24 */
u8 conn_mask ;
u8 flags ; /* concurrent conn:2,2 and open:0(1) */
# define SATA_MULTIPORT 0x80
# define SUPPORTS_AFFIL 0x40
# define STP_AFFIL_POL 0x20
u8 _r_b ;
u8 flags2 ; /* STP close policy:0 */
# define STP_CL_POL_NO_TX 0x00
# define STP_CL_POL_BTW_CMDS 0x01
__le16 exec_queue_tail ;
__le16 send_queue_tail ;
__le16 sister_ddb ;
__le16 ata_cmd_scbptr ;
__le32 sata_tag_alloc_mask ;
__le16 active_task_count ;
__le16 _r_c ;
__le32 sata_sactive ;
u8 num_sata_tags ;
u8 sata_status ;
u8 sata_ending_status ;
u8 itnl_reason ; /* I_T nexus loss reason */
__le16 ncq_data_scb_ptr ;
__le16 itnl_timeout ;
__le32 itnl_timestamp ;
} __attribute__ ( ( packed ) ) ;
/* This struct asd_ddb_init_port, describes the device descriptor block
* of an initiator port ( when the sequencer is operating in target mode ) .
* Bytes [ 0 , 11 ] and [ 20 , 27 ] are from the OPEN address frame .
* The sequencer allocates an initiator port DDB entry .
*/
struct asd_ddb_init_port {
u8 conn_type ; /* byte 0 */
u8 conn_rate ;
__be16 init_conn_tag ; /* BE */
u8 dest_sas_addr [ 8 ] ;
__le16 send_queue_head ; /* LE, byte 12 */
u8 sq_suspended ;
u8 ddb_type ; /* DDB_TYPE_INITIATOR */
__le16 _r_a ;
__be16 awt_def ; /* BE */
u8 compat_features ;
u8 pathway_blocked_count ;
__be16 arb_wait_time ; /* BE */
__be32 more_compat_features ; /* BE */
u8 conn_mask ;
u8 flags ; /* == 5 */
u16 _r_b ;
__le16 exec_queue_tail ; /* execution queue tail */
__le16 send_queue_tail ;
__le16 sister_ddb ;
__le16 init_resp_timeout ; /* initiator response timeout */
__le32 _r_c ;
__le16 active_tasks ; /* active task count */
__le16 init_list ; /* initiator list link pointer */
__le32 _r_d ;
u8 max_conn_to [ 3 ] ; /* from Conn-Disc mode page, in us, LE */
u8 itnl_reason ; /* I_T nexus loss reason */
__le16 bus_inact_to ; /* from Conn-Disc mode page, in 100 us, LE */
__le16 itnl_to ; /* from the Protocol Specific Port Ctrl MP */
__le32 itnl_timestamp ;
} __attribute__ ( ( packed ) ) ;
/* This struct asd_ddb_sata_tag, describes a look-up table to be used
* by the sequencers . SATA II , IDENTIFY DEVICE data , word 76 , bit 8 :
* NCQ support . This table is used by the sequencers to find the
* corresponding SCB , given a SATA II tag value .
*/
struct asd_ddb_sata_tag {
__le16 scb_pointer [ 32 ] ;
} __attribute__ ( ( packed ) ) ;
/* This struct asd_ddb_sata_pm_table, describes a port number to
* connection handle look - up table . SATA targets attached to a port
* multiplier require a 4 - bit port number value . There is one DDB
* entry of this type for each SATA port multiplier ( sister DDB ) .
* Given a SATA PM port number , this table gives us the SATA PM Port
* DDB of the SATA port multiplier port ( i . e . the SATA target
* discovered on the port ) .
*/
struct asd_ddb_sata_pm_table {
__le16 ddb_pointer [ 16 ] ;
__le16 _r_a [ 16 ] ;
} __attribute__ ( ( packed ) ) ;
/* This struct asd_ddb_sata_pm_port, describes the SATA port multiplier
* port format DDB .
*/
struct asd_ddb_sata_pm_port {
u8 _r_a [ 15 ] ;
u8 ddb_type ;
u8 _r_b [ 13 ] ;
u8 pm_port_flags ;
# define PM_PORT_MASK 0xF0
# define PM_PORT_SET 0x02
u8 _r_c [ 6 ] ;
__le16 sister_ddb ;
__le16 ata_cmd_scbptr ;
__le32 sata_tag_alloc_mask ;
__le16 active_task_count ;
__le16 parent_ddb ;
__le32 sata_sactive ;
u8 num_sata_tags ;
u8 sata_status ;
u8 sata_ending_status ;
u8 _r_d [ 9 ] ;
} __attribute__ ( ( packed ) ) ;
/* This struct asd_ddb_seq_shared, describes a DDB shared by the
* central and link sequencers . port_map_by_links is indexed phy
* number [ 0 , 7 ] ; each byte is a bit mask of all the phys that are in
* the same port as the indexed phy .
*/
struct asd_ddb_seq_shared {
__le16 q_free_ddb_head ;
__le16 q_free_ddb_tail ;
__le16 q_free_ddb_cnt ;
__le16 q_used_ddb_head ;
__le16 q_used_ddb_tail ;
__le16 shared_mem_lock ;
__le16 smp_conn_tag ;
__le16 est_nexus_buf_cnt ;
__le16 est_nexus_buf_thresh ;
u32 _r_a ;
u8 settable_max_contexts ;
u8 _r_b [ 23 ] ;
u8 conn_not_active ;
u8 phy_is_up ;
u8 _r_c [ 8 ] ;
u8 port_map_by_links [ 8 ] ;
} __attribute__ ( ( packed ) ) ;
/* ---------- SG Element ---------- */
/* This struct sg_el, describes the hardware scatter gather buffer
* element . All entries are little endian . In an SCB , there are 2 of
* this , plus one more , called a link element of this indicating a
* sublist if needed .
*
* A link element has only the bus address set and the flags ( DS ) bit
* valid . The bus address points to the start of the sublist .
*
* If a sublist is needed , then that sublist should also include the 2
* sg_el embedded in the SCB , in which case next_sg_offset is 32 ,
* since sizeof ( sg_el ) = 16 ; EOS should be 1 and EOL 0 in this case .
*/
struct sg_el {
__le64 bus_addr ;
__le32 size ;
__le16 _r ;
u8 next_sg_offs ;
u8 flags ;
# define ASD_SG_EL_DS_MASK 0x30
# define ASD_SG_EL_DS_OCM 0x10
# define ASD_SG_EL_DS_HM 0x00
# define ASD_SG_EL_LIST_MASK 0xC0
# define ASD_SG_EL_LIST_EOL 0x40
# define ASD_SG_EL_LIST_EOS 0x80
} __attribute__ ( ( packed ) ) ;
/* ---------- SCBs ---------- */
/* An SCB (sequencer control block) is comprised of a common header
* and a task part , for a total of 128 bytes . All fields are in LE
* order , unless otherwise noted .
*/
/* This struct scb_header, defines the SCB header format.
*/
struct scb_header {
__le64 next_scb ;
__le16 index ; /* transaction context */
u8 opcode ;
} __attribute__ ( ( packed ) ) ;
/* SCB opcodes: Execution queue
*/
# define INITIATE_SSP_TASK 0x00
# define INITIATE_LONG_SSP_TASK 0x01
# define INITIATE_BIDIR_SSP_TASK 0x02
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# define SCB_ABORT_TASK 0x03
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# define INITIATE_SSP_TMF 0x04
# define SSP_TARG_GET_DATA 0x05
# define SSP_TARG_GET_DATA_GOOD 0x06
# define SSP_TARG_SEND_RESP 0x07
# define QUERY_SSP_TASK 0x08
# define INITIATE_ATA_TASK 0x09
# define INITIATE_ATAPI_TASK 0x0a
# define CONTROL_ATA_DEV 0x0b
# define INITIATE_SMP_TASK 0x0c
# define SMP_TARG_SEND_RESP 0x0f
/* SCB opcodes: Send Queue
*/
# define SSP_TARG_SEND_DATA 0x40
# define SSP_TARG_SEND_DATA_GOOD 0x41
/* SCB opcodes: Link Queue
*/
# define CONTROL_PHY 0x80
# define SEND_PRIMITIVE 0x81
# define INITIATE_LINK_ADM_TASK 0x82
/* SCB opcodes: other
*/
# define EMPTY_SCB 0xc0
# define INITIATE_SEQ_ADM_TASK 0xc1
# define EST_ICL_TARG_WINDOW 0xc2
# define COPY_MEM 0xc3
# define CLEAR_NEXUS 0xc4
# define INITIATE_DDB_ADM_TASK 0xc6
# define ESTABLISH_NEXUS_ESCB 0xd0
# define LUN_SIZE 8
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# define EFB_MASK 0x80
# define TASK_PRIO_MASK 0x78
# define TASK_ATTR_MASK 0x07
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/* ---------- SCB tasks ---------- */
/* This is both ssp_task and long_ssp_task
*/
struct initiate_ssp_task {
u8 proto_conn_rate ; /* proto:6,4, conn_rate:3,0 */
__le32 total_xfer_len ;
struct ssp_frame_hdr ssp_frame ;
struct ssp_command_iu ssp_cmd ;
__le16 sister_scb ; /* 0xFFFF */
__le16 conn_handle ; /* index to DDB for the intended target */
u8 data_dir ; /* :1,0 */
# define DATA_DIR_NONE 0x00
# define DATA_DIR_IN 0x01
# define DATA_DIR_OUT 0x02
# define DATA_DIR_BYRECIPIENT 0x03
u8 _r_a ;
u8 retry_count ;
u8 _r_b [ 5 ] ;
struct sg_el sg_element [ 3 ] ; /* 2 real and 1 link */
} __attribute__ ( ( packed ) ) ;
/* This defines both ata_task and atapi_task.
* ata : C bit of FIS should be 1 ,
* atapi : C bit of FIS should be 1 , and command register should be 0xA0 ,
* to indicate a packet command .
*/
struct initiate_ata_task {
u8 proto_conn_rate ;
__le32 total_xfer_len ;
struct host_to_dev_fis fis ;
__le32 data_offs ;
u8 atapi_packet [ 16 ] ;
u8 _r_a [ 12 ] ;
__le16 sister_scb ;
__le16 conn_handle ;
u8 ata_flags ; /* CSMI:6,6, DTM:4,4, QT:3,3, data dir:1,0 */
# define CSMI_TASK 0x40
# define DATA_XFER_MODE_DMA 0x10
# define ATA_Q_TYPE_MASK 0x08
# define ATA_Q_TYPE_UNTAGGED 0x00
# define ATA_Q_TYPE_NCQ 0x08
u8 _r_b ;
u8 retry_count ;
u8 _r_c ;
u8 flags ;
# define STP_AFFIL_POLICY 0x20
# define SET_AFFIL_POLICY 0x10
# define RET_PARTIAL_SGLIST 0x02
u8 _r_d [ 3 ] ;
struct sg_el sg_element [ 3 ] ;
} __attribute__ ( ( packed ) ) ;
struct initiate_smp_task {
u8 proto_conn_rate ;
u8 _r_a [ 40 ] ;
struct sg_el smp_req ;
__le16 sister_scb ;
__le16 conn_handle ;
u8 _r_c [ 8 ] ;
struct sg_el smp_resp ;
u8 _r_d [ 32 ] ;
} __attribute__ ( ( packed ) ) ;
struct control_phy {
u8 phy_id ;
u8 sub_func ;
# define DISABLE_PHY 0x00
# define ENABLE_PHY 0x01
# define RELEASE_SPINUP_HOLD 0x02
# define ENABLE_PHY_NO_SAS_OOB 0x03
# define ENABLE_PHY_NO_SATA_OOB 0x04
# define PHY_NO_OP 0x05
# define EXECUTE_HARD_RESET 0x81
u8 func_mask ;
u8 speed_mask ;
u8 hot_plug_delay ;
u8 port_type ;
u8 flags ;
# define DEV_PRES_TIMER_OVERRIDE_ENABLE 0x01
# define DISABLE_PHY_IF_OOB_FAILS 0x02
__le32 timeout_override ;
u8 link_reset_retries ;
u8 _r_a [ 47 ] ;
__le16 conn_handle ;
u8 _r_b [ 56 ] ;
} __attribute__ ( ( packed ) ) ;
struct control_ata_dev {
u8 proto_conn_rate ;
__le32 _r_a ;
struct host_to_dev_fis fis ;
u8 _r_b [ 32 ] ;
__le16 sister_scb ;
__le16 conn_handle ;
u8 ata_flags ; /* 0 */
u8 _r_c [ 55 ] ;
} __attribute__ ( ( packed ) ) ;
struct empty_scb {
u8 num_valid ;
__le32 _r_a ;
# define ASD_EDBS_PER_SCB 7
/* header+data+CRC+DMA suffix data */
# define ASD_EDB_SIZE (24+1024+4+16)
struct sg_el eb [ ASD_EDBS_PER_SCB ] ;
# define ELEMENT_NOT_VALID 0xC0
} __attribute__ ( ( packed ) ) ;
struct initiate_link_adm {
u8 phy_id ;
u8 sub_func ;
# define GET_LINK_ERROR_COUNT 0x00
# define RESET_LINK_ERROR_COUNT 0x01
# define ENABLE_NOTIFY_SPINUP_INTS 0x02
u8 _r_a [ 57 ] ;
__le16 conn_handle ;
u8 _r_b [ 56 ] ;
} __attribute__ ( ( packed ) ) ;
struct copy_memory {
u8 _r_a ;
__le16 xfer_len ;
__le16 _r_b ;
__le64 src_busaddr ;
u8 src_ds ; /* See definition of sg_el */
u8 _r_c [ 45 ] ;
__le16 conn_handle ;
__le64 _r_d ;
__le64 dest_busaddr ;
u8 dest_ds ; /* See definition of sg_el */
u8 _r_e [ 39 ] ;
} __attribute__ ( ( packed ) ) ;
struct abort_task {
u8 proto_conn_rate ;
__le32 _r_a ;
struct ssp_frame_hdr ssp_frame ;
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struct ssp_tmf_iu ssp_task ;
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__le16 sister_scb ;
__le16 conn_handle ;
u8 flags ; /* ovrd_itnl_timer:3,3, suspend_data_trans:2,2 */
# define SUSPEND_DATA_TRANS 0x04
u8 _r_b ;
u8 retry_count ;
u8 _r_c [ 5 ] ;
__le16 index ; /* Transaction context of task to be queried */
__le16 itnl_to ;
u8 _r_d [ 44 ] ;
} __attribute__ ( ( packed ) ) ;
struct clear_nexus {
u8 nexus ;
# define NEXUS_ADAPTER 0x00
# define NEXUS_PORT 0x01
# define NEXUS_I_T 0x02
# define NEXUS_I_T_L 0x03
# define NEXUS_TAG 0x04
# define NEXUS_TRANS_CX 0x05
# define NEXUS_SATA_TAG 0x06
# define NEXUS_T_L 0x07
# define NEXUS_L 0x08
# define NEXUS_T_TAG 0x09
__le32 _r_a ;
u8 flags ;
# define SUSPEND_TX 0x80
# define RESUME_TX 0x40
# define SEND_Q 0x04
# define EXEC_Q 0x02
# define NOTINQ 0x01
u8 _r_b [ 3 ] ;
u8 conn_mask ;
u8 _r_c [ 19 ] ;
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struct ssp_tmf_iu ssp_task ; /* LUN and TAG */
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__le16 _r_d ;
__le16 conn_handle ;
__le64 _r_e ;
__le16 index ; /* Transaction context of task to be cleared */
__le16 context ; /* Clear nexus context */
u8 _r_f [ 44 ] ;
} __attribute__ ( ( packed ) ) ;
struct initiate_ssp_tmf {
u8 proto_conn_rate ;
__le32 _r_a ;
struct ssp_frame_hdr ssp_frame ;
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struct ssp_tmf_iu ssp_task ;
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__le16 sister_scb ;
__le16 conn_handle ;
u8 flags ; /* itnl override and suspend data tx */
# define OVERRIDE_ITNL_TIMER 8
u8 _r_b ;
u8 retry_count ;
u8 _r_c [ 5 ] ;
__le16 index ; /* Transaction context of task to be queried */
__le16 itnl_to ;
u8 _r_d [ 44 ] ;
} __attribute__ ( ( packed ) ) ;
/* Transmits an arbitrary primitive on the link.
* Used for NOTIFY and BROADCAST .
*/
struct send_prim {
u8 phy_id ;
u8 wait_transmit ; /* :0,0 */
u8 xmit_flags ;
# define XMTPSIZE_MASK 0xF0
# define XMTPSIZE_SINGLE 0x10
# define XMTPSIZE_REPEATED 0x20
# define XMTPSIZE_CONT 0x20
# define XMTPSIZE_TRIPLE 0x30
# define XMTPSIZE_REDUNDANT 0x60
# define XMTPSIZE_INF 0
# define XMTCONTEN 0x04
# define XMTPFRM 0x02 /* Transmit at the next frame boundary */
# define XMTPIMM 0x01 /* Transmit immediately */
__le16 _r_a ;
u8 prim [ 4 ] ; /* K, D0, D1, D2 */
u8 _r_b [ 50 ] ;
__le16 conn_handle ;
u8 _r_c [ 56 ] ;
} __attribute__ ( ( packed ) ) ;
/* This describes both SSP Target Get Data and SSP Target Get Data And
* Send Good Response SCBs . Used when the sequencer is operating in
* target mode . . .
*/
struct ssp_targ_get_data {
u8 proto_conn_rate ;
__le32 total_xfer_len ;
struct ssp_frame_hdr ssp_frame ;
struct xfer_rdy_iu xfer_rdy ;
u8 lun [ LUN_SIZE ] ;
__le64 _r_a ;
__le16 sister_scb ;
__le16 conn_handle ;
u8 data_dir ; /* 01b */
u8 _r_b ;
u8 retry_count ;
u8 _r_c [ 5 ] ;
struct sg_el sg_element [ 3 ] ;
} __attribute__ ( ( packed ) ) ;
/* ---------- The actual SCB struct ---------- */
struct scb {
struct scb_header header ;
union {
struct initiate_ssp_task ssp_task ;
struct initiate_ata_task ata_task ;
struct initiate_smp_task smp_task ;
struct control_phy control_phy ;
struct control_ata_dev control_ata_dev ;
struct empty_scb escb ;
struct initiate_link_adm link_adm ;
struct copy_memory cp_mem ;
struct abort_task abort_task ;
struct clear_nexus clear_nexus ;
struct initiate_ssp_tmf ssp_tmf ;
} ;
} __attribute__ ( ( packed ) ) ;
/* ---------- Done List ---------- */
/* The done list entry opcode field is defined below.
* The mnemonic encoding and meaning is as follows :
* TC - Task Complete , status was received and acknowledged
* TF - Task Failed , indicates an error prior to receiving acknowledgment
* for the command :
* - no conn ,
* - NACK or R_ERR received in response to this command ,
* - credit blocked or not available , or in the case of SMP request ,
* - no SMP response was received .
* In these four cases it is known that the target didn ' t receive the
* command .
* TI - Task Interrupted , error after the command was acknowledged . It is
* known that the command was received by the target .
* TU - Task Unacked , command was transmitted but neither ACK ( R_OK ) nor NAK
* ( R_ERR ) was received due to loss of signal , broken connection , loss of
* dword sync or other reason . The application client should send the
* appropriate task query .
* TA - Task Aborted , see TF .
* _RESP - The completion includes an empty buffer containing status .
* TO - Timeout .
*/
# define TC_NO_ERROR 0x00
# define TC_UNDERRUN 0x01
# define TC_OVERRUN 0x02
# define TF_OPEN_TO 0x03
# define TF_OPEN_REJECT 0x04
# define TI_BREAK 0x05
# define TI_PROTO_ERR 0x06
# define TC_SSP_RESP 0x07
# define TI_PHY_DOWN 0x08
# define TF_PHY_DOWN 0x09
# define TC_LINK_ADM_RESP 0x0a
# define TC_CSMI 0x0b
# define TC_ATA_RESP 0x0c
# define TU_PHY_DOWN 0x0d
# define TU_BREAK 0x0e
# define TI_SATA_TO 0x0f
# define TI_NAK 0x10
# define TC_CONTROL_PHY 0x11
# define TF_BREAK 0x12
# define TC_RESUME 0x13
# define TI_ACK_NAK_TO 0x14
# define TF_SMPRSP_TO 0x15
# define TF_SMP_XMIT_RCV_ERR 0x16
# define TC_PARTIAL_SG_LIST 0x17
# define TU_ACK_NAK_TO 0x18
# define TU_SATA_TO 0x19
# define TF_NAK_RECV 0x1a
# define TA_I_T_NEXUS_LOSS 0x1b
# define TC_ATA_R_ERR_RECV 0x1c
# define TF_TMF_NO_CTX 0x1d
# define TA_ON_REQ 0x1e
# define TF_TMF_NO_TAG 0x1f
# define TF_TMF_TAG_FREE 0x20
# define TF_TMF_TASK_DONE 0x21
# define TF_TMF_NO_CONN_HANDLE 0x22
# define TC_TASK_CLEARED 0x23
# define TI_SYNCS_RECV 0x24
# define TU_SYNCS_RECV 0x25
# define TF_IRTT_TO 0x26
# define TF_NO_SMP_CONN 0x27
# define TF_IU_SHORT 0x28
# define TF_DATA_OFFS_ERR 0x29
# define TF_INV_CONN_HANDLE 0x2a
# define TF_REQUESTED_N_PENDING 0x2b
/* 0xc1 - 0xc7: empty buffer received,
0xd1 - 0xd7 : establish nexus empty buffer received
*/
/* This is the ESCB mask */
# define ESCB_RECVD 0xC0
/* This struct done_list_struct defines the done list entry.
* All fields are LE .
*/
struct done_list_struct {
__le16 index ; /* aka transaction context */
u8 opcode ;
u8 status_block [ 4 ] ;
u8 toggle ; /* bit 0 */
# define DL_TOGGLE_MASK 0x01
} __attribute__ ( ( packed ) ) ;
/* ---------- PHYS ---------- */
struct asd_phy {
struct asd_sas_phy sas_phy ;
struct asd_phy_desc * phy_desc ; /* hw profile */
struct sas_identify_frame * identify_frame ;
struct asd_dma_tok * id_frm_tok ;
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struct asd_port * asd_port ;
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u8 frame_rcvd [ ASD_EDB_SIZE ] ;
} ;
# define ASD_SCB_SIZE sizeof(struct scb)
# define ASD_DDB_SIZE sizeof(struct asd_ddb_ssp_smp_target_port)
/* Define this to 0 if you do not want NOTIFY (ENABLE SPINIP) sent.
* Default : 0x10 ( it ' s a mask )
*/
# define ASD_NOTIFY_ENABLE_SPINUP 0x10
/* If enabled, set this to the interval between transmission
* of NOTIFY ( ENABLE SPINUP ) . In units of 200 us .
*/
# define ASD_NOTIFY_TIMEOUT 2500
/* Initial delay after OOB, before we transmit NOTIFY (ENABLE SPINUP).
* If 0 , transmit immediately . In milliseconds .
*/
# define ASD_NOTIFY_DOWN_COUNT 0
/* Device present timer timeout constant, 10 ms. */
# define ASD_DEV_PRESENT_TIMEOUT 0x2710
# define ASD_SATA_INTERLOCK_TIMEOUT 0
/* How long to wait before shutting down an STP connection, unless
* an STP target sent frame ( s ) . 50 usec .
* IGNORED by the sequencer ( i . e . value 0 always ) .
*/
# define ASD_STP_SHUTDOWN_TIMEOUT 0x0
/* ATA soft reset timer timeout. 5 usec. */
# define ASD_SRST_ASSERT_TIMEOUT 0x05
/* 31 sec */
# define ASD_RCV_FIS_TIMEOUT 0x01D905C0
# define ASD_ONE_MILLISEC_TIMEOUT 0x03e8
/* COMINIT timer */
# define ASD_TEN_MILLISEC_TIMEOUT 0x2710
# define ASD_COMINIT_TIMEOUT ASD_TEN_MILLISEC_TIMEOUT
/* 1 sec */
# define ASD_SMP_RCV_TIMEOUT 0x000F4240
# endif
