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linux_dsm_epyc7002/drivers/scsi/be2iscsi/be_cmds.h
Jayamohan Kallickal d2eeb1ac35 [SCSI] be2iscsi: changing copyright to 2010 
This patch replaces 2009 with 2010 in copyright statement

Signed-off-by: Jayamohan Kallickal <jayamohank@serverengines.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2010-02-08 18:34:09 -06:00

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/**
* Copyright (C) 2005 - 2010 ServerEngines
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation. The full GNU General
* Public License is included in this distribution in the file called COPYING.
*
* Contact Information:
* linux-drivers@serverengines.com
*
* ServerEngines
* 209 N. Fair Oaks Ave
* Sunnyvale, CA 94085
*/
#ifndef BEISCSI_CMDS_H
#define BEISCSI_CMDS_H
/**
* The driver sends configuration and managements command requests to the
* firmware in the BE. These requests are communicated to the processor
* using Work Request Blocks (WRBs) submitted to the MCC-WRB ring or via one
* WRB inside a MAILBOX.
* The commands are serviced by the ARM processor in the BladeEngine's MPU.
*/
struct be_sge {
u32 pa_lo;
u32 pa_hi;
u32 len;
};
#define MCC_WRB_SGE_CNT_SHIFT 3 /* bits 3 - 7 of dword 0 */
#define MCC_WRB_SGE_CNT_MASK 0x1F /* bits 3 - 7 of dword 0 */
struct be_mcc_wrb {
u32 embedded; /* dword 0 */
u32 payload_length; /* dword 1 */
u32 tag0; /* dword 2 */
u32 tag1; /* dword 3 */
u32 rsvd; /* dword 4 */
union {
u8 embedded_payload[236]; /* used by embedded cmds */
struct be_sge sgl[19]; /* used by non-embedded cmds */
} payload;
};
#define CQE_FLAGS_VALID_MASK (1 << 31)
#define CQE_FLAGS_ASYNC_MASK (1 << 30)
#define CQE_FLAGS_COMPLETED_MASK (1 << 28)
#define CQE_FLAGS_CONSUMED_MASK (1 << 27)
/* Completion Status */
#define MCC_STATUS_SUCCESS 0x0
#define CQE_STATUS_COMPL_MASK 0xFFFF
#define CQE_STATUS_COMPL_SHIFT 0 /* bits 0 - 15 */
#define CQE_STATUS_EXTD_MASK 0xFFFF
#define CQE_STATUS_EXTD_SHIFT 0 /* bits 0 - 15 */
struct be_mcc_compl {
u32 status; /* dword 0 */
u32 tag0; /* dword 1 */
u32 tag1; /* dword 2 */
u32 flags; /* dword 3 */
};
/********* Mailbox door bell *************/
/**
* Used for driver communication with the FW.
* The software must write this register twice to post any command. First,
* it writes the register with hi=1 and the upper bits of the physical address
* for the MAILBOX structure. Software must poll the ready bit until this
* is acknowledged. Then, sotware writes the register with hi=0 with the lower
* bits in the address. It must poll the ready bit until the command is
* complete. Upon completion, the MAILBOX will contain a valid completion
* queue entry.
*/
#define MPU_MAILBOX_DB_OFFSET 0x160
#define MPU_MAILBOX_DB_RDY_MASK 0x1 /* bit 0 */
#define MPU_MAILBOX_DB_HI_MASK 0x2 /* bit 1 */
/********** MPU semphore ******************/
#define MPU_EP_SEMAPHORE_OFFSET 0xac
#define EP_SEMAPHORE_POST_STAGE_MASK 0x0000FFFF
#define EP_SEMAPHORE_POST_ERR_MASK 0x1
#define EP_SEMAPHORE_POST_ERR_SHIFT 31
/********** MCC door bell ************/
#define DB_MCCQ_OFFSET 0x140
#define DB_MCCQ_RING_ID_MASK 0x7FF /* bits 0 - 10 */
/* Number of entries posted */
#define DB_MCCQ_NUM_POSTED_SHIFT 16 /* bits 16 - 29 */
/* MPU semphore POST stage values */
#define POST_STAGE_ARMFW_RDY 0xc000 /* FW is done with POST */
/**
* When the async bit of mcc_compl is set, the last 4 bytes of
* mcc_compl is interpreted as follows:
*/
#define ASYNC_TRAILER_EVENT_CODE_SHIFT 8 /* bits 8 - 15 */
#define ASYNC_TRAILER_EVENT_CODE_MASK 0xFF
#define ASYNC_EVENT_CODE_LINK_STATE 0x1
struct be_async_event_trailer {
u32 code;
};
enum {
ASYNC_EVENT_LINK_DOWN = 0x0,
ASYNC_EVENT_LINK_UP = 0x1
};
/**
* When the event code of an async trailer is link-state, the mcc_compl
* must be interpreted as follows
*/
struct be_async_event_link_state {
u8 physical_port;
u8 port_link_status;
u8 port_duplex;
u8 port_speed;
u8 port_fault;
u8 rsvd0[7];
struct be_async_event_trailer trailer;
} __packed;
struct be_mcc_mailbox {
struct be_mcc_wrb wrb;
struct be_mcc_compl compl;
};
/* Type of subsystems supported by FW */
#define CMD_SUBSYSTEM_COMMON 0x1
#define CMD_SUBSYSTEM_ISCSI 0x2
#define CMD_SUBSYSTEM_ETH 0x3
#define CMD_SUBSYSTEM_ISCSI_INI 0x6
#define CMD_COMMON_TCP_UPLOAD 0x1
/**
* List of common opcodes subsystem CMD_SUBSYSTEM_COMMON
* These opcodes are unique for each subsystem defined above
*/
#define OPCODE_COMMON_CQ_CREATE 12
#define OPCODE_COMMON_EQ_CREATE 13
#define OPCODE_COMMON_MCC_CREATE 21
#define OPCODE_COMMON_GET_CNTL_ATTRIBUTES 32
#define OPCODE_COMMON_GET_FW_VERSION 35
#define OPCODE_COMMON_MODIFY_EQ_DELAY 41
#define OPCODE_COMMON_FIRMWARE_CONFIG 42
#define OPCODE_COMMON_MCC_DESTROY 53
#define OPCODE_COMMON_CQ_DESTROY 54
#define OPCODE_COMMON_EQ_DESTROY 55
#define OPCODE_COMMON_QUERY_FIRMWARE_CONFIG 58
#define OPCODE_COMMON_FUNCTION_RESET 61
/**
* LIST of opcodes that are common between Initiator and Target
* used by CMD_SUBSYSTEM_ISCSI
* These opcodes are unique for each subsystem defined above
*/
#define OPCODE_COMMON_ISCSI_CFG_POST_SGL_PAGES 2
#define OPCODE_COMMON_ISCSI_CFG_REMOVE_SGL_PAGES 3
#define OPCODE_COMMON_ISCSI_NTWK_GET_NIC_CONFIG 7
#define OPCODE_COMMON_ISCSI_SET_FRAGNUM_BITS_FOR_SGL_CRA 61
#define OPCODE_COMMON_ISCSI_DEFQ_CREATE 64
#define OPCODE_COMMON_ISCSI_DEFQ_DESTROY 65
#define OPCODE_COMMON_ISCSI_WRBQ_CREATE 66
#define OPCODE_COMMON_ISCSI_WRBQ_DESTROY 67
struct be_cmd_req_hdr {
u8 opcode; /* dword 0 */
u8 subsystem; /* dword 0 */
u8 port_number; /* dword 0 */
u8 domain; /* dword 0 */
u32 timeout; /* dword 1 */
u32 request_length; /* dword 2 */
u32 rsvd0; /* dword 3 */
};
struct be_cmd_resp_hdr {
u32 info; /* dword 0 */
u32 status; /* dword 1 */
u32 response_length; /* dword 2 */
u32 actual_resp_len; /* dword 3 */
};
struct phys_addr {
u32 lo;
u32 hi;
};
/**************************
* BE Command definitions *
**************************/
/**
* Pseudo amap definition in which each bit of the actual structure is defined
* as a byte - used to calculate offset/shift/mask of each field
*/
struct amap_eq_context {
u8 cidx[13]; /* dword 0 */
u8 rsvd0[3]; /* dword 0 */
u8 epidx[13]; /* dword 0 */
u8 valid; /* dword 0 */
u8 rsvd1; /* dword 0 */
u8 size; /* dword 0 */
u8 pidx[13]; /* dword 1 */
u8 rsvd2[3]; /* dword 1 */
u8 pd[10]; /* dword 1 */
u8 count[3]; /* dword 1 */
u8 solevent; /* dword 1 */
u8 stalled; /* dword 1 */
u8 armed; /* dword 1 */
u8 rsvd3[4]; /* dword 2 */
u8 func[8]; /* dword 2 */
u8 rsvd4; /* dword 2 */
u8 delaymult[10]; /* dword 2 */
u8 rsvd5[2]; /* dword 2 */
u8 phase[2]; /* dword 2 */
u8 nodelay; /* dword 2 */
u8 rsvd6[4]; /* dword 2 */
u8 rsvd7[32]; /* dword 3 */
} __packed;
struct be_cmd_req_eq_create {
struct be_cmd_req_hdr hdr; /* dw[4] */
u16 num_pages; /* sword */
u16 rsvd0; /* sword */
u8 context[sizeof(struct amap_eq_context) / 8]; /* dw[4] */
struct phys_addr pages[8];
} __packed;
struct be_cmd_resp_eq_create {
struct be_cmd_resp_hdr resp_hdr;
u16 eq_id; /* sword */
u16 rsvd0; /* sword */
} __packed;
struct mac_addr {
u16 size_of_struct;
u8 addr[ETH_ALEN];
} __packed;
struct be_cmd_req_mac_query {
struct be_cmd_req_hdr hdr;
u8 type;
u8 permanent;
u16 if_id;
} __packed;
struct be_cmd_resp_mac_query {
struct be_cmd_resp_hdr hdr;
struct mac_addr mac;
};
/******************** Create CQ ***************************/
/**
* Pseudo amap definition in which each bit of the actual structure is defined
* as a byte - used to calculate offset/shift/mask of each field
*/
struct amap_cq_context {
u8 cidx[11]; /* dword 0 */
u8 rsvd0; /* dword 0 */
u8 coalescwm[2]; /* dword 0 */
u8 nodelay; /* dword 0 */
u8 epidx[11]; /* dword 0 */
u8 rsvd1; /* dword 0 */
u8 count[2]; /* dword 0 */
u8 valid; /* dword 0 */
u8 solevent; /* dword 0 */
u8 eventable; /* dword 0 */
u8 pidx[11]; /* dword 1 */
u8 rsvd2; /* dword 1 */
u8 pd[10]; /* dword 1 */
u8 eqid[8]; /* dword 1 */
u8 stalled; /* dword 1 */
u8 armed; /* dword 1 */
u8 rsvd3[4]; /* dword 2 */
u8 func[8]; /* dword 2 */
u8 rsvd4[20]; /* dword 2 */
u8 rsvd5[32]; /* dword 3 */
} __packed;
struct be_cmd_req_cq_create {
struct be_cmd_req_hdr hdr;
u16 num_pages;
u16 rsvd0;
u8 context[sizeof(struct amap_cq_context) / 8];
struct phys_addr pages[4];
} __packed;
struct be_cmd_resp_cq_create {
struct be_cmd_resp_hdr hdr;
u16 cq_id;
u16 rsvd0;
} __packed;
/******************** Create MCCQ ***************************/
/**
* Pseudo amap definition in which each bit of the actual structure is defined
* as a byte - used to calculate offset/shift/mask of each field
*/
struct amap_mcc_context {
u8 con_index[14];
u8 rsvd0[2];
u8 ring_size[4];
u8 fetch_wrb;
u8 fetch_r2t;
u8 cq_id[10];
u8 prod_index[14];
u8 fid[8];
u8 pdid[9];
u8 valid;
u8 rsvd1[32];
u8 rsvd2[32];
} __packed;
struct be_cmd_req_mcc_create {
struct be_cmd_req_hdr hdr;
u16 num_pages;
u16 rsvd0;
u8 context[sizeof(struct amap_mcc_context) / 8];
struct phys_addr pages[8];
} __packed;
struct be_cmd_resp_mcc_create {
struct be_cmd_resp_hdr hdr;
u16 id;
u16 rsvd0;
} __packed;
/******************** Q Destroy ***************************/
/* Type of Queue to be destroyed */
enum {
QTYPE_EQ = 1,
QTYPE_CQ,
QTYPE_MCCQ,
QTYPE_WRBQ,
QTYPE_DPDUQ,
QTYPE_SGL
};
struct be_cmd_req_q_destroy {
struct be_cmd_req_hdr hdr;
u16 id;
u16 bypass_flush; /* valid only for rx q destroy */
} __packed;
struct macaddr {
u8 byte[ETH_ALEN];
};
struct be_cmd_req_mcast_mac_config {
struct be_cmd_req_hdr hdr;
u16 num_mac;
u8 promiscuous;
u8 interface_id;
struct macaddr mac[32];
} __packed;
static inline void *embedded_payload(struct be_mcc_wrb *wrb)
{
return wrb->payload.embedded_payload;
}
static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb)
{
return &wrb->payload.sgl[0];
}
/******************** Modify EQ Delay *******************/
struct be_cmd_req_modify_eq_delay {
struct be_cmd_req_hdr hdr;
u32 num_eq;
struct {
u32 eq_id;
u32 phase;
u32 delay_multiplier;
} delay[8];
} __packed;
/******************** Get MAC ADDR *******************/
#define ETH_ALEN 6
struct be_cmd_req_get_mac_addr {
struct be_cmd_req_hdr hdr;
u32 nic_port_count;
u32 speed;
u32 max_speed;
u32 link_state;
u32 max_frame_size;
u16 size_of_structure;
u8 mac_address[ETH_ALEN];
u32 rsvd[23];
};
struct be_cmd_resp_get_mac_addr {
struct be_cmd_resp_hdr hdr;
u32 nic_port_count;
u32 speed;
u32 max_speed;
u32 link_state;
u32 max_frame_size;
u16 size_of_structure;
u8 mac_address[6];
u32 rsvd[23];
};
int beiscsi_cmd_eq_create(struct be_ctrl_info *ctrl,
struct be_queue_info *eq, int eq_delay);
int beiscsi_cmd_cq_create(struct be_ctrl_info *ctrl,
struct be_queue_info *cq, struct be_queue_info *eq,
bool sol_evts, bool no_delay,
int num_cqe_dma_coalesce);
int beiscsi_cmd_q_destroy(struct be_ctrl_info *ctrl, struct be_queue_info *q,
int type);
int beiscsi_cmd_mccq_create(struct beiscsi_hba *phba,
struct be_queue_info *mccq,
struct be_queue_info *cq);
int be_poll_mcc(struct be_ctrl_info *ctrl);
unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl,
struct beiscsi_hba *phba);
unsigned int be_cmd_get_mac_addr(struct beiscsi_hba *phba);
void free_mcc_tag(struct be_ctrl_info *ctrl, unsigned int tag);
/*ISCSI Functuions */
int be_cmd_fw_initialize(struct be_ctrl_info *ctrl);
struct be_mcc_wrb *wrb_from_mbox(struct be_dma_mem *mbox_mem);
struct be_mcc_wrb *wrb_from_mccq(struct beiscsi_hba *phba);
int be_mcc_notify_wait(struct beiscsi_hba *phba);
void be_mcc_notify(struct beiscsi_hba *phba);
unsigned int alloc_mcc_tag(struct beiscsi_hba *phba);
void beiscsi_async_link_state_process(struct beiscsi_hba *phba,
struct be_async_event_link_state *evt);
int be_mcc_compl_process_isr(struct be_ctrl_info *ctrl,
struct be_mcc_compl *compl);
int be_mbox_notify(struct be_ctrl_info *ctrl);
int be_cmd_create_default_pdu_queue(struct be_ctrl_info *ctrl,
struct be_queue_info *cq,
struct be_queue_info *dq, int length,
int entry_size);
int be_cmd_iscsi_post_sgl_pages(struct be_ctrl_info *ctrl,
struct be_dma_mem *q_mem, u32 page_offset,
u32 num_pages);
int be_cmd_wrbq_create(struct be_ctrl_info *ctrl, struct be_dma_mem *q_mem,
struct be_queue_info *wrbq);
bool is_link_state_evt(u32 trailer);
struct be_default_pdu_context {
u32 dw[4];
} __packed;
struct amap_be_default_pdu_context {
u8 dbuf_cindex[13]; /* dword 0 */
u8 rsvd0[3]; /* dword 0 */
u8 ring_size[4]; /* dword 0 */
u8 ring_state[4]; /* dword 0 */
u8 rsvd1[8]; /* dword 0 */
u8 dbuf_pindex[13]; /* dword 1 */
u8 rsvd2; /* dword 1 */
u8 pci_func_id[8]; /* dword 1 */
u8 rx_pdid[9]; /* dword 1 */
u8 rx_pdid_valid; /* dword 1 */
u8 default_buffer_size[16]; /* dword 2 */
u8 cq_id_recv[10]; /* dword 2 */
u8 rx_pdid_not_valid; /* dword 2 */
u8 rsvd3[5]; /* dword 2 */
u8 rsvd4[32]; /* dword 3 */
} __packed;
struct be_defq_create_req {
struct be_cmd_req_hdr hdr;
u16 num_pages;
u8 ulp_num;
u8 rsvd0;
struct be_default_pdu_context context;
struct phys_addr pages[8];
} __packed;
struct be_defq_create_resp {
struct be_cmd_req_hdr hdr;
u16 id;
u16 rsvd0;
} __packed;
struct be_post_sgl_pages_req {
struct be_cmd_req_hdr hdr;
u16 num_pages;
u16 page_offset;
u32 rsvd0;
struct phys_addr pages[26];
u32 rsvd1;
} __packed;
struct be_wrbq_create_req {
struct be_cmd_req_hdr hdr;
u16 num_pages;
u8 ulp_num;
u8 rsvd0;
struct phys_addr pages[8];
} __packed;
struct be_wrbq_create_resp {
struct be_cmd_resp_hdr resp_hdr;
u16 cid;
u16 rsvd0;
} __packed;
#define SOL_CID_MASK 0x0000FFC0
#define SOL_CODE_MASK 0x0000003F
#define SOL_WRB_INDEX_MASK 0x00FF0000
#define SOL_CMD_WND_MASK 0xFF000000
#define SOL_RES_CNT_MASK 0x7FFFFFFF
#define SOL_EXP_CMD_SN_MASK 0xFFFFFFFF
#define SOL_HW_STS_MASK 0x000000FF
#define SOL_STS_MASK 0x0000FF00
#define SOL_RESP_MASK 0x00FF0000
#define SOL_FLAGS_MASK 0x7F000000
#define SOL_S_MASK 0x80000000
struct sol_cqe {
u32 dw[4];
};
struct amap_sol_cqe {
u8 hw_sts[8]; /* dword 0 */
u8 i_sts[8]; /* dword 0 */
u8 i_resp[8]; /* dword 0 */
u8 i_flags[7]; /* dword 0 */
u8 s; /* dword 0 */
u8 i_exp_cmd_sn[32]; /* dword 1 */
u8 code[6]; /* dword 2 */
u8 cid[10]; /* dword 2 */
u8 wrb_index[8]; /* dword 2 */
u8 i_cmd_wnd[8]; /* dword 2 */
u8 i_res_cnt[31]; /* dword 3 */
u8 valid; /* dword 3 */
} __packed;
#define SOL_ICD_INDEX_MASK 0x0003FFC0
struct amap_sol_cqe_ring {
u8 hw_sts[8]; /* dword 0 */
u8 i_sts[8]; /* dword 0 */
u8 i_resp[8]; /* dword 0 */
u8 i_flags[7]; /* dword 0 */
u8 s; /* dword 0 */
u8 i_exp_cmd_sn[32]; /* dword 1 */
u8 code[6]; /* dword 2 */
u8 icd_index[12]; /* dword 2 */
u8 rsvd[6]; /* dword 2 */
u8 i_cmd_wnd[8]; /* dword 2 */
u8 i_res_cnt[31]; /* dword 3 */
u8 valid; /* dword 3 */
} __packed;
/**
* Post WRB Queue Doorbell Register used by the host Storage
* stack to notify the
* controller of a posted Work Request Block
*/
#define DB_WRB_POST_CID_MASK 0x3FF /* bits 0 - 9 */
#define DB_DEF_PDU_WRB_INDEX_MASK 0xFF /* bits 0 - 9 */
#define DB_DEF_PDU_WRB_INDEX_SHIFT 16
#define DB_DEF_PDU_NUM_POSTED_SHIFT 24
struct fragnum_bits_for_sgl_cra_in {
struct be_cmd_req_hdr hdr;
u32 num_bits;
} __packed;
struct iscsi_cleanup_req {
struct be_cmd_req_hdr hdr;
u16 chute;
u8 hdr_ring_id;
u8 data_ring_id;
} __packed;
struct eq_delay {
u32 eq_id;
u32 phase;
u32 delay_multiplier;
} __packed;
struct be_eq_delay_params_in {
struct be_cmd_req_hdr hdr;
u32 num_eq;
struct eq_delay delay[8];
} __packed;
struct ip_address_format {
u16 size_of_structure;
u8 reserved;
u8 ip_type;
u8 ip_address[16];
u32 rsvd0;
} __packed;
struct tcp_connect_and_offload_in {
struct be_cmd_req_hdr hdr;
struct ip_address_format ip_address;
u16 tcp_port;
u16 cid;
u16 cq_id;
u16 defq_id;
struct phys_addr dataout_template_pa;
u16 hdr_ring_id;
u16 data_ring_id;
u8 do_offload;
u8 rsvd0[3];
} __packed;
struct tcp_connect_and_offload_out {
struct be_cmd_resp_hdr hdr;
u32 connection_handle;
u16 cid;
u16 rsvd0;
} __packed;
struct be_mcc_wrb_context {
struct MCC_WRB *wrb;
int *users_final_status;
} __packed;
#define DB_DEF_PDU_RING_ID_MASK 0x3FF /* bits 0 - 9 */
#define DB_DEF_PDU_CQPROC_MASK 0x3FFF /* bits 0 - 9 */
#define DB_DEF_PDU_REARM_SHIFT 14
#define DB_DEF_PDU_EVENT_SHIFT 15
#define DB_DEF_PDU_CQPROC_SHIFT 16
struct dmsg_cqe {
u32 dw[4];
} __packed;
struct tcp_upload_params_in {
struct be_cmd_req_hdr hdr;
u16 id;
u16 upload_type;
u32 reset_seq;
} __packed;
struct tcp_upload_params_out {
u32 dw[32];
} __packed;
union tcp_upload_params {
struct tcp_upload_params_in request;
struct tcp_upload_params_out response;
} __packed;
struct be_ulp_fw_cfg {
u32 ulp_mode;
u32 etx_base;
u32 etx_count;
u32 sq_base;
u32 sq_count;
u32 rq_base;
u32 rq_count;
u32 dq_base;
u32 dq_count;
u32 lro_base;
u32 lro_count;
u32 icd_base;
u32 icd_count;
};
struct be_fw_cfg {
struct be_cmd_req_hdr hdr;
u32 be_config_number;
u32 asic_revision;
u32 phys_port;
u32 function_mode;
struct be_ulp_fw_cfg ulp[2];
u32 function_caps;
} __packed;
#define CMD_ISCSI_COMMAND_INVALIDATE 1
#define ISCSI_OPCODE_SCSI_DATA_OUT 5
#define OPCODE_COMMON_ISCSI_TCP_CONNECT_AND_OFFLOAD 70
#define OPCODE_ISCSI_INI_DRIVER_OFFLOAD_SESSION 41
#define OPCODE_COMMON_MODIFY_EQ_DELAY 41
#define OPCODE_COMMON_ISCSI_CLEANUP 59
#define OPCODE_COMMON_TCP_UPLOAD 56
#define OPCODE_COMMON_ISCSI_ERROR_RECOVERY_INVALIDATE_COMMANDS 1
/* --- CMD_ISCSI_INVALIDATE_CONNECTION_TYPE --- */
#define CMD_ISCSI_CONNECTION_INVALIDATE 0x8001
#define CMD_ISCSI_CONNECTION_ISSUE_TCP_RST 0x8002
#define OPCODE_ISCSI_INI_DRIVER_INVALIDATE_CONNECTION 42
#define INI_WR_CMD 1 /* Initiator write command */
#define INI_TMF_CMD 2 /* Initiator TMF command */
#define INI_NOPOUT_CMD 3 /* Initiator; Send a NOP-OUT */
#define INI_RD_CMD 5 /* Initiator requesting to send
* a read command
*/
#define TGT_CTX_UPDT_CMD 7 /* Target context update */
#define TGT_STS_CMD 8 /* Target R2T and other BHS
* where only the status number
* need to be updated
*/
#define TGT_DATAIN_CMD 9 /* Target Data-Ins in response
* to read command
*/
#define TGT_SOS_PDU 10 /* Target:standalone status
* response
*/
#define TGT_DM_CMD 11 /* Indicates that the bhs
* preparedby
* driver should not be touched
*/
/* --- CMD_CHUTE_TYPE --- */
#define CMD_CONNECTION_CHUTE_0 1
#define CMD_CONNECTION_CHUTE_1 2
#define CMD_CONNECTION_CHUTE_2 3
#define EQ_MAJOR_CODE_COMPLETION 0
#define CMD_ISCSI_SESSION_DEL_CFG_FROM_FLASH 0
#define CMD_ISCSI_SESSION_SAVE_CFG_ON_FLASH 1
/* --- CONNECTION_UPLOAD_PARAMS --- */
/* These parameters are used to define the type of upload desired. */
#define CONNECTION_UPLOAD_GRACEFUL 1 /* Graceful upload */
#define CONNECTION_UPLOAD_ABORT_RESET 2 /* Abortive upload with
* reset
*/
#define CONNECTION_UPLOAD_ABORT 3 /* Abortive upload without
* reset
*/
#define CONNECTION_UPLOAD_ABORT_WITH_SEQ 4 /* Abortive upload with reset,
* sequence number by driver */
/* Returns byte size of given field with a structure. */
/* Returns the number of items in the field array. */
#define BE_NUMBER_OF_FIELD(_type_, _field_) \
(FIELD_SIZEOF(_type_, _field_)/sizeof((((_type_ *)0)->_field_[0])))\
/**
* Different types of iSCSI completions to host driver for both initiator
* and taget mode
* of operation.
*/
#define SOL_CMD_COMPLETE 1 /* Solicited command completed
* normally
*/
#define SOL_CMD_KILLED_DATA_DIGEST_ERR 2 /* Solicited command got
* invalidated internally due
* to Data Digest error
*/
#define CXN_KILLED_PDU_SIZE_EXCEEDS_DSL 3 /* Connection got invalidated
* internally
* due to a recieved PDU
* size > DSL
*/
#define CXN_KILLED_BURST_LEN_MISMATCH 4 /* Connection got invalidated
* internally due ti received
* PDU sequence size >
* FBL/MBL.
*/
#define CXN_KILLED_AHS_RCVD 5 /* Connection got invalidated
* internally due to a recieved
* PDU Hdr that has
* AHS */
#define CXN_KILLED_HDR_DIGEST_ERR 6 /* Connection got invalidated
* internally due to Hdr Digest
* error
*/
#define CXN_KILLED_UNKNOWN_HDR 7 /* Connection got invalidated
* internally
* due to a bad opcode in the
* pdu hdr
*/
#define CXN_KILLED_STALE_ITT_TTT_RCVD 8 /* Connection got invalidated
* internally due to a recieved
* ITT/TTT that does not belong
* to this Connection
*/
#define CXN_KILLED_INVALID_ITT_TTT_RCVD 9 /* Connection got invalidated
* internally due to recieved
* ITT/TTT value > Max
* Supported ITTs/TTTs
*/
#define CXN_KILLED_RST_RCVD 10 /* Connection got invalidated
* internally due to an
* incoming TCP RST
*/
#define CXN_KILLED_TIMED_OUT 11 /* Connection got invalidated
* internally due to timeout on
* tcp segment 12 retransmit
* attempts failed
*/
#define CXN_KILLED_RST_SENT 12 /* Connection got invalidated
* internally due to TCP RST
* sent by the Tx side
*/
#define CXN_KILLED_FIN_RCVD 13 /* Connection got invalidated
* internally due to an
* incoming TCP FIN.
*/
#define CXN_KILLED_BAD_UNSOL_PDU_RCVD 14 /* Connection got invalidated
* internally due to bad
* unsolicited PDU Unsolicited
* PDUs are PDUs with
* ITT=0xffffffff
*/
#define CXN_KILLED_BAD_WRB_INDEX_ERROR 15 /* Connection got invalidated
* internally due to bad WRB
* index.
*/
#define CXN_KILLED_OVER_RUN_RESIDUAL 16 /* Command got invalidated
* internally due to recived
* command has residual
* over run bytes.
*/
#define CXN_KILLED_UNDER_RUN_RESIDUAL 17 /* Command got invalidated
* internally due to recived
* command has residual under
* run bytes.
*/
#define CMD_KILLED_INVALID_STATSN_RCVD 18 /* Command got invalidated
* internally due to a recieved
* PDU has an invalid StatusSN
*/
#define CMD_KILLED_INVALID_R2T_RCVD 19 /* Command got invalidated
* internally due to a recieved
* an R2T with some invalid
* fields in it
*/
#define CMD_CXN_KILLED_LUN_INVALID 20 /* Command got invalidated
* internally due to received
* PDU has an invalid LUN.
*/
#define CMD_CXN_KILLED_ICD_INVALID 21 /* Command got invalidated
* internally due to the
* corresponding ICD not in a
* valid state
*/
#define CMD_CXN_KILLED_ITT_INVALID 22 /* Command got invalidated due
* to received PDU has an
* invalid ITT.
*/
#define CMD_CXN_KILLED_SEQ_OUTOFORDER 23 /* Command got invalidated due
* to received sequence buffer
* offset is out of order.
*/
#define CMD_CXN_KILLED_INVALID_DATASN_RCVD 24 /* Command got invalidated
* internally due to a
* recieved PDU has an invalid
* DataSN
*/
#define CXN_INVALIDATE_NOTIFY 25 /* Connection invalidation
* completion notify.
*/
#define CXN_INVALIDATE_INDEX_NOTIFY 26 /* Connection invalidation
* completion
* with data PDU index.
*/
#define CMD_INVALIDATED_NOTIFY 27 /* Command invalidation
* completionnotifify.
*/
#define UNSOL_HDR_NOTIFY 28 /* Unsolicited header notify.*/
#define UNSOL_DATA_NOTIFY 29 /* Unsolicited data notify.*/
#define UNSOL_DATA_DIGEST_ERROR_NOTIFY 30 /* Unsolicited data digest
* error notify.
*/
#define DRIVERMSG_NOTIFY 31 /* TCP acknowledge based
* notification.
*/
#define CXN_KILLED_CMND_DATA_NOT_ON_SAME_CONN 32 /* Connection got invalidated
* internally due to command
* and data are not on same
* connection.
*/
#define SOL_CMD_KILLED_DIF_ERR 33 /* Solicited command got
* invalidated internally due
* to DIF error
*/
#define CXN_KILLED_SYN_RCVD 34 /* Connection got invalidated
* internally due to incoming
* TCP SYN
*/
#define CXN_KILLED_IMM_DATA_RCVD 35 /* Connection got invalidated
* internally due to an
* incoming Unsolicited PDU
* that has immediate data on
* the cxn
*/
void be_wrb_hdr_prepare(struct be_mcc_wrb *wrb, int payload_len,
bool embedded, u8 sge_cnt);
void be_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr,
u8 subsystem, u8 opcode, int cmd_len);
#endif /* !BEISCSI_CMDS_H */
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