diff options
Diffstat (limited to 'kernel/drivers/scsi/bnx2i/57xx_iscsi_hsi.h')
| -rw-r--r-- | kernel/drivers/scsi/bnx2i/57xx_iscsi_hsi.h | 1526 |
1 files changed, 1526 insertions, 0 deletions
diff --git a/kernel/drivers/scsi/bnx2i/57xx_iscsi_hsi.h b/kernel/drivers/scsi/bnx2i/57xx_iscsi_hsi.h new file mode 100644 index 000000000..19b3a97db --- /dev/null +++ b/kernel/drivers/scsi/bnx2i/57xx_iscsi_hsi.h @@ -0,0 +1,1526 @@ +/* 57xx_iscsi_hsi.h: QLogic NetXtreme II iSCSI HSI. + * + * Copyright (c) 2006 - 2013 Broadcom Corporation + * Copyright (c) 2014, QLogic Corporation + * + * This program 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. + * + * Written by: Anil Veerabhadrappa (anilgv@broadcom.com) + * Previously Maintained by: Eddie Wai (eddie.wai@broadcom.com) + * Maintained by: QLogic-Storage-Upstream@qlogic.com + */ +#ifndef __57XX_ISCSI_HSI_LINUX_LE__ +#define __57XX_ISCSI_HSI_LINUX_LE__ + +/* + * iSCSI Async CQE + */ +struct bnx2i_async_msg { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 reserved1; + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + u8 reserved1; + u8 op_code; +#endif + u32 reserved2; + u32 exp_cmd_sn; + u32 max_cmd_sn; + u32 reserved3[2]; +#if defined(__BIG_ENDIAN) + u16 reserved5; + u8 err_code; + u8 reserved4; +#elif defined(__LITTLE_ENDIAN) + u8 reserved4; + u8 err_code; + u16 reserved5; +#endif + u32 reserved6; + u32 lun[2]; +#if defined(__BIG_ENDIAN) + u8 async_event; + u8 async_vcode; + u16 param1; +#elif defined(__LITTLE_ENDIAN) + u16 param1; + u8 async_vcode; + u8 async_event; +#endif +#if defined(__BIG_ENDIAN) + u16 param2; + u16 param3; +#elif defined(__LITTLE_ENDIAN) + u16 param3; + u16 param2; +#endif + u32 reserved7[3]; + u32 cq_req_sn; +}; + + +/* + * iSCSI Buffer Descriptor (BD) + */ +struct iscsi_bd { + u32 buffer_addr_hi; + u32 buffer_addr_lo; +#if defined(__BIG_ENDIAN) + u16 reserved0; + u16 buffer_length; +#elif defined(__LITTLE_ENDIAN) + u16 buffer_length; + u16 reserved0; +#endif +#if defined(__BIG_ENDIAN) + u16 reserved3; + u16 flags; +#define ISCSI_BD_RESERVED1 (0x3F<<0) +#define ISCSI_BD_RESERVED1_SHIFT 0 +#define ISCSI_BD_LAST_IN_BD_CHAIN (0x1<<6) +#define ISCSI_BD_LAST_IN_BD_CHAIN_SHIFT 6 +#define ISCSI_BD_FIRST_IN_BD_CHAIN (0x1<<7) +#define ISCSI_BD_FIRST_IN_BD_CHAIN_SHIFT 7 +#define ISCSI_BD_RESERVED2 (0xFF<<8) +#define ISCSI_BD_RESERVED2_SHIFT 8 +#elif defined(__LITTLE_ENDIAN) + u16 flags; +#define ISCSI_BD_RESERVED1 (0x3F<<0) +#define ISCSI_BD_RESERVED1_SHIFT 0 +#define ISCSI_BD_LAST_IN_BD_CHAIN (0x1<<6) +#define ISCSI_BD_LAST_IN_BD_CHAIN_SHIFT 6 +#define ISCSI_BD_FIRST_IN_BD_CHAIN (0x1<<7) +#define ISCSI_BD_FIRST_IN_BD_CHAIN_SHIFT 7 +#define ISCSI_BD_RESERVED2 (0xFF<<8) +#define ISCSI_BD_RESERVED2_SHIFT 8 + u16 reserved3; +#endif +}; + + +/* + * iSCSI Cleanup SQ WQE + */ +struct bnx2i_cleanup_request { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 reserved1; + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + u8 reserved1; + u8 op_code; +#endif + u32 reserved2[3]; +#if defined(__BIG_ENDIAN) + u16 reserved3; + u16 itt; +#define ISCSI_CLEANUP_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_CLEANUP_REQUEST_INDEX_SHIFT 0 +#define ISCSI_CLEANUP_REQUEST_TYPE (0x3<<14) +#define ISCSI_CLEANUP_REQUEST_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_CLEANUP_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_CLEANUP_REQUEST_INDEX_SHIFT 0 +#define ISCSI_CLEANUP_REQUEST_TYPE (0x3<<14) +#define ISCSI_CLEANUP_REQUEST_TYPE_SHIFT 14 + u16 reserved3; +#endif + u32 reserved4[10]; +#if defined(__BIG_ENDIAN) + u8 cq_index; + u8 reserved6; + u16 reserved5; +#elif defined(__LITTLE_ENDIAN) + u16 reserved5; + u8 reserved6; + u8 cq_index; +#endif +}; + + +/* + * iSCSI Cleanup CQE + */ +struct bnx2i_cleanup_response { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 status; + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + u8 status; + u8 op_code; +#endif + u32 reserved1[3]; + u32 reserved2[2]; +#if defined(__BIG_ENDIAN) + u16 reserved4; + u8 err_code; + u8 reserved3; +#elif defined(__LITTLE_ENDIAN) + u8 reserved3; + u8 err_code; + u16 reserved4; +#endif + u32 reserved5[7]; +#if defined(__BIG_ENDIAN) + u16 reserved6; + u16 itt; +#define ISCSI_CLEANUP_RESPONSE_INDEX (0x3FFF<<0) +#define ISCSI_CLEANUP_RESPONSE_INDEX_SHIFT 0 +#define ISCSI_CLEANUP_RESPONSE_TYPE (0x3<<14) +#define ISCSI_CLEANUP_RESPONSE_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_CLEANUP_RESPONSE_INDEX (0x3FFF<<0) +#define ISCSI_CLEANUP_RESPONSE_INDEX_SHIFT 0 +#define ISCSI_CLEANUP_RESPONSE_TYPE (0x3<<14) +#define ISCSI_CLEANUP_RESPONSE_TYPE_SHIFT 14 + u16 reserved6; +#endif + u32 cq_req_sn; +}; + + +/* + * SCSI read/write SQ WQE + */ +struct bnx2i_cmd_request { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 op_attr; +#define ISCSI_CMD_REQUEST_TASK_ATTR (0x7<<0) +#define ISCSI_CMD_REQUEST_TASK_ATTR_SHIFT 0 +#define ISCSI_CMD_REQUEST_RESERVED1 (0x3<<3) +#define ISCSI_CMD_REQUEST_RESERVED1_SHIFT 3 +#define ISCSI_CMD_REQUEST_WRITE (0x1<<5) +#define ISCSI_CMD_REQUEST_WRITE_SHIFT 5 +#define ISCSI_CMD_REQUEST_READ (0x1<<6) +#define ISCSI_CMD_REQUEST_READ_SHIFT 6 +#define ISCSI_CMD_REQUEST_FINAL (0x1<<7) +#define ISCSI_CMD_REQUEST_FINAL_SHIFT 7 + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + u8 op_attr; +#define ISCSI_CMD_REQUEST_TASK_ATTR (0x7<<0) +#define ISCSI_CMD_REQUEST_TASK_ATTR_SHIFT 0 +#define ISCSI_CMD_REQUEST_RESERVED1 (0x3<<3) +#define ISCSI_CMD_REQUEST_RESERVED1_SHIFT 3 +#define ISCSI_CMD_REQUEST_WRITE (0x1<<5) +#define ISCSI_CMD_REQUEST_WRITE_SHIFT 5 +#define ISCSI_CMD_REQUEST_READ (0x1<<6) +#define ISCSI_CMD_REQUEST_READ_SHIFT 6 +#define ISCSI_CMD_REQUEST_FINAL (0x1<<7) +#define ISCSI_CMD_REQUEST_FINAL_SHIFT 7 + u8 op_code; +#endif +#if defined(__BIG_ENDIAN) + u16 ud_buffer_offset; + u16 sd_buffer_offset; +#elif defined(__LITTLE_ENDIAN) + u16 sd_buffer_offset; + u16 ud_buffer_offset; +#endif + u32 lun[2]; +#if defined(__BIG_ENDIAN) + u16 reserved2; + u16 itt; +#define ISCSI_CMD_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_CMD_REQUEST_INDEX_SHIFT 0 +#define ISCSI_CMD_REQUEST_TYPE (0x3<<14) +#define ISCSI_CMD_REQUEST_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_CMD_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_CMD_REQUEST_INDEX_SHIFT 0 +#define ISCSI_CMD_REQUEST_TYPE (0x3<<14) +#define ISCSI_CMD_REQUEST_TYPE_SHIFT 14 + u16 reserved2; +#endif + u32 total_data_transfer_length; + u32 cmd_sn; + u32 reserved3; + u32 cdb[4]; + u32 zero_fill; + u32 bd_list_addr_lo; + u32 bd_list_addr_hi; +#if defined(__BIG_ENDIAN) + u8 cq_index; + u8 sd_start_bd_index; + u8 ud_start_bd_index; + u8 num_bds; +#elif defined(__LITTLE_ENDIAN) + u8 num_bds; + u8 ud_start_bd_index; + u8 sd_start_bd_index; + u8 cq_index; +#endif +}; + + +/* + * task statistics for write response + */ +struct bnx2i_write_resp_task_stat { +#if defined(__BIG_ENDIAN) + u16 num_r2ts; + u16 num_data_outs; +#elif defined(__LITTLE_ENDIAN) + u16 num_data_outs; + u16 num_r2ts; +#endif +}; + +/* + * task statistics for read response + */ +struct bnx2i_read_resp_task_stat { +#if defined(__BIG_ENDIAN) + u16 reserved; + u16 num_data_ins; +#elif defined(__LITTLE_ENDIAN) + u16 num_data_ins; + u16 reserved; +#endif +}; + +/* + * task statistics for iSCSI cmd response + */ +union bnx2i_cmd_resp_task_stat { + struct bnx2i_write_resp_task_stat write_stat; + struct bnx2i_read_resp_task_stat read_stat; +}; + +/* + * SCSI Command CQE + */ +struct bnx2i_cmd_response { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 response_flags; +#define ISCSI_CMD_RESPONSE_RESERVED0 (0x1<<0) +#define ISCSI_CMD_RESPONSE_RESERVED0_SHIFT 0 +#define ISCSI_CMD_RESPONSE_RESIDUAL_UNDERFLOW (0x1<<1) +#define ISCSI_CMD_RESPONSE_RESIDUAL_UNDERFLOW_SHIFT 1 +#define ISCSI_CMD_RESPONSE_RESIDUAL_OVERFLOW (0x1<<2) +#define ISCSI_CMD_RESPONSE_RESIDUAL_OVERFLOW_SHIFT 2 +#define ISCSI_CMD_RESPONSE_BR_RESIDUAL_UNDERFLOW (0x1<<3) +#define ISCSI_CMD_RESPONSE_BR_RESIDUAL_UNDERFLOW_SHIFT 3 +#define ISCSI_CMD_RESPONSE_BR_RESIDUAL_OVERFLOW (0x1<<4) +#define ISCSI_CMD_RESPONSE_BR_RESIDUAL_OVERFLOW_SHIFT 4 +#define ISCSI_CMD_RESPONSE_RESERVED1 (0x7<<5) +#define ISCSI_CMD_RESPONSE_RESERVED1_SHIFT 5 + u8 response; + u8 status; +#elif defined(__LITTLE_ENDIAN) + u8 status; + u8 response; + u8 response_flags; +#define ISCSI_CMD_RESPONSE_RESERVED0 (0x1<<0) +#define ISCSI_CMD_RESPONSE_RESERVED0_SHIFT 0 +#define ISCSI_CMD_RESPONSE_RESIDUAL_UNDERFLOW (0x1<<1) +#define ISCSI_CMD_RESPONSE_RESIDUAL_UNDERFLOW_SHIFT 1 +#define ISCSI_CMD_RESPONSE_RESIDUAL_OVERFLOW (0x1<<2) +#define ISCSI_CMD_RESPONSE_RESIDUAL_OVERFLOW_SHIFT 2 +#define ISCSI_CMD_RESPONSE_BR_RESIDUAL_UNDERFLOW (0x1<<3) +#define ISCSI_CMD_RESPONSE_BR_RESIDUAL_UNDERFLOW_SHIFT 3 +#define ISCSI_CMD_RESPONSE_BR_RESIDUAL_OVERFLOW (0x1<<4) +#define ISCSI_CMD_RESPONSE_BR_RESIDUAL_OVERFLOW_SHIFT 4 +#define ISCSI_CMD_RESPONSE_RESERVED1 (0x7<<5) +#define ISCSI_CMD_RESPONSE_RESERVED1_SHIFT 5 + u8 op_code; +#endif + u32 data_length; + u32 exp_cmd_sn; + u32 max_cmd_sn; + u32 reserved2; + u32 residual_count; +#if defined(__BIG_ENDIAN) + u16 reserved4; + u8 err_code; + u8 reserved3; +#elif defined(__LITTLE_ENDIAN) + u8 reserved3; + u8 err_code; + u16 reserved4; +#endif + u32 reserved5[5]; + union bnx2i_cmd_resp_task_stat task_stat; + u32 reserved6; +#if defined(__BIG_ENDIAN) + u16 reserved7; + u16 itt; +#define ISCSI_CMD_RESPONSE_INDEX (0x3FFF<<0) +#define ISCSI_CMD_RESPONSE_INDEX_SHIFT 0 +#define ISCSI_CMD_RESPONSE_TYPE (0x3<<14) +#define ISCSI_CMD_RESPONSE_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_CMD_RESPONSE_INDEX (0x3FFF<<0) +#define ISCSI_CMD_RESPONSE_INDEX_SHIFT 0 +#define ISCSI_CMD_RESPONSE_TYPE (0x3<<14) +#define ISCSI_CMD_RESPONSE_TYPE_SHIFT 14 + u16 reserved7; +#endif + u32 cq_req_sn; +}; + + + +/* + * firmware middle-path request SQ WQE + */ +struct bnx2i_fw_mp_request { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 op_attr; + u16 hdr_opaque1; +#elif defined(__LITTLE_ENDIAN) + u16 hdr_opaque1; + u8 op_attr; + u8 op_code; +#endif + u32 data_length; + u32 hdr_opaque2[2]; +#if defined(__BIG_ENDIAN) + u16 reserved0; + u16 itt; +#define ISCSI_FW_MP_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_FW_MP_REQUEST_INDEX_SHIFT 0 +#define ISCSI_FW_MP_REQUEST_TYPE (0x3<<14) +#define ISCSI_FW_MP_REQUEST_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_FW_MP_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_FW_MP_REQUEST_INDEX_SHIFT 0 +#define ISCSI_FW_MP_REQUEST_TYPE (0x3<<14) +#define ISCSI_FW_MP_REQUEST_TYPE_SHIFT 14 + u16 reserved0; +#endif + u32 hdr_opaque3[4]; + u32 resp_bd_list_addr_lo; + u32 resp_bd_list_addr_hi; + u32 resp_buffer; +#define ISCSI_FW_MP_REQUEST_RESP_BUFFER_LENGTH (0xFFFFFF<<0) +#define ISCSI_FW_MP_REQUEST_RESP_BUFFER_LENGTH_SHIFT 0 +#define ISCSI_FW_MP_REQUEST_NUM_RESP_BDS (0xFF<<24) +#define ISCSI_FW_MP_REQUEST_NUM_RESP_BDS_SHIFT 24 +#if defined(__BIG_ENDIAN) + u16 reserved4; + u8 reserved3; + u8 flags; +#define ISCSI_FW_MP_REQUEST_RESERVED1 (0x1<<0) +#define ISCSI_FW_MP_REQUEST_RESERVED1_SHIFT 0 +#define ISCSI_FW_MP_REQUEST_LOCAL_COMPLETION (0x1<<1) +#define ISCSI_FW_MP_REQUEST_LOCAL_COMPLETION_SHIFT 1 +#define ISCSI_FW_MP_REQUEST_UPDATE_EXP_STAT_SN (0x1<<2) +#define ISCSI_FW_MP_REQUEST_UPDATE_EXP_STAT_SN_SHIFT 2 +#define ISCSI_FW_MP_REQUEST_RESERVED2 (0x1F<<3) +#define ISCSI_FW_MP_REQUEST_RESERVED2_SHIFT 3 +#elif defined(__LITTLE_ENDIAN) + u8 flags; +#define ISCSI_FW_MP_REQUEST_RESERVED1 (0x1<<0) +#define ISCSI_FW_MP_REQUEST_RESERVED1_SHIFT 0 +#define ISCSI_FW_MP_REQUEST_LOCAL_COMPLETION (0x1<<1) +#define ISCSI_FW_MP_REQUEST_LOCAL_COMPLETION_SHIFT 1 +#define ISCSI_FW_MP_REQUEST_UPDATE_EXP_STAT_SN (0x1<<2) +#define ISCSI_FW_MP_REQUEST_UPDATE_EXP_STAT_SN_SHIFT 2 +#define ISCSI_FW_MP_REQUEST_RESERVED2 (0x1F<<3) +#define ISCSI_FW_MP_REQUEST_RESERVED2_SHIFT 3 + u8 reserved3; + u16 reserved4; +#endif + u32 bd_list_addr_lo; + u32 bd_list_addr_hi; +#if defined(__BIG_ENDIAN) + u8 cq_index; + u8 reserved6; + u8 reserved5; + u8 num_bds; +#elif defined(__LITTLE_ENDIAN) + u8 num_bds; + u8 reserved5; + u8 reserved6; + u8 cq_index; +#endif +}; + + +/* + * firmware response - CQE: used only by firmware + */ +struct bnx2i_fw_response { + u32 hdr_dword1[2]; + u32 hdr_exp_cmd_sn; + u32 hdr_max_cmd_sn; + u32 hdr_ttt; + u32 hdr_res_cnt; + u32 cqe_flags; +#define ISCSI_FW_RESPONSE_RESERVED2 (0xFF<<0) +#define ISCSI_FW_RESPONSE_RESERVED2_SHIFT 0 +#define ISCSI_FW_RESPONSE_ERR_CODE (0xFF<<8) +#define ISCSI_FW_RESPONSE_ERR_CODE_SHIFT 8 +#define ISCSI_FW_RESPONSE_RESERVED3 (0xFFFF<<16) +#define ISCSI_FW_RESPONSE_RESERVED3_SHIFT 16 + u32 stat_sn; + u32 hdr_dword2[2]; + u32 hdr_dword3[2]; + u32 task_stat; + u32 reserved0; + u32 hdr_itt; + u32 cq_req_sn; +}; + + +/* + * iSCSI KCQ CQE parameters + */ +union iscsi_kcqe_params { + u32 reserved0[4]; +}; + +/* + * iSCSI KCQ CQE + */ +struct iscsi_kcqe { + u32 iscsi_conn_id; + u32 completion_status; + u32 iscsi_conn_context_id; + union iscsi_kcqe_params params; +#if defined(__BIG_ENDIAN) + u8 flags; +#define ISCSI_KCQE_RESERVED0 (0xF<<0) +#define ISCSI_KCQE_RESERVED0_SHIFT 0 +#define ISCSI_KCQE_LAYER_CODE (0x7<<4) +#define ISCSI_KCQE_LAYER_CODE_SHIFT 4 +#define ISCSI_KCQE_RESERVED1 (0x1<<7) +#define ISCSI_KCQE_RESERVED1_SHIFT 7 + u8 op_code; + u16 qe_self_seq; +#elif defined(__LITTLE_ENDIAN) + u16 qe_self_seq; + u8 op_code; + u8 flags; +#define ISCSI_KCQE_RESERVED0 (0xF<<0) +#define ISCSI_KCQE_RESERVED0_SHIFT 0 +#define ISCSI_KCQE_LAYER_CODE (0x7<<4) +#define ISCSI_KCQE_LAYER_CODE_SHIFT 4 +#define ISCSI_KCQE_RESERVED1 (0x1<<7) +#define ISCSI_KCQE_RESERVED1_SHIFT 7 +#endif +}; + + + +/* + * iSCSI KWQE header + */ +struct iscsi_kwqe_header { +#if defined(__BIG_ENDIAN) + u8 flags; +#define ISCSI_KWQE_HEADER_RESERVED0 (0xF<<0) +#define ISCSI_KWQE_HEADER_RESERVED0_SHIFT 0 +#define ISCSI_KWQE_HEADER_LAYER_CODE (0x7<<4) +#define ISCSI_KWQE_HEADER_LAYER_CODE_SHIFT 4 +#define ISCSI_KWQE_HEADER_RESERVED1 (0x1<<7) +#define ISCSI_KWQE_HEADER_RESERVED1_SHIFT 7 + u8 op_code; +#elif defined(__LITTLE_ENDIAN) + u8 op_code; + u8 flags; +#define ISCSI_KWQE_HEADER_RESERVED0 (0xF<<0) +#define ISCSI_KWQE_HEADER_RESERVED0_SHIFT 0 +#define ISCSI_KWQE_HEADER_LAYER_CODE (0x7<<4) +#define ISCSI_KWQE_HEADER_LAYER_CODE_SHIFT 4 +#define ISCSI_KWQE_HEADER_RESERVED1 (0x1<<7) +#define ISCSI_KWQE_HEADER_RESERVED1_SHIFT 7 +#endif +}; + +/* + * iSCSI firmware init request 1 + */ +struct iscsi_kwqe_init1 { +#if defined(__BIG_ENDIAN) + struct iscsi_kwqe_header hdr; + u8 reserved0; + u8 num_cqs; +#elif defined(__LITTLE_ENDIAN) + u8 num_cqs; + u8 reserved0; + struct iscsi_kwqe_header hdr; +#endif + u32 dummy_buffer_addr_lo; + u32 dummy_buffer_addr_hi; +#if defined(__BIG_ENDIAN) + u16 num_ccells_per_conn; + u16 num_tasks_per_conn; +#elif defined(__LITTLE_ENDIAN) + u16 num_tasks_per_conn; + u16 num_ccells_per_conn; +#endif +#if defined(__BIG_ENDIAN) + u16 sq_wqes_per_page; + u16 sq_num_wqes; +#elif defined(__LITTLE_ENDIAN) + u16 sq_num_wqes; + u16 sq_wqes_per_page; +#endif +#if defined(__BIG_ENDIAN) + u8 cq_log_wqes_per_page; + u8 flags; +#define ISCSI_KWQE_INIT1_PAGE_SIZE (0xF<<0) +#define ISCSI_KWQE_INIT1_PAGE_SIZE_SHIFT 0 +#define ISCSI_KWQE_INIT1_DELAYED_ACK_ENABLE (0x1<<4) +#define ISCSI_KWQE_INIT1_DELAYED_ACK_ENABLE_SHIFT 4 +#define ISCSI_KWQE_INIT1_KEEP_ALIVE_ENABLE (0x1<<5) +#define ISCSI_KWQE_INIT1_KEEP_ALIVE_ENABLE_SHIFT 5 +#define ISCSI_KWQE_INIT1_TIME_STAMPS_ENABLE (0x1<<6) +#define ISCSI_KWQE_INIT1_TIME_STAMPS_ENABLE_SHIFT 6 +#define ISCSI_KWQE_INIT1_RESERVED1 (0x1<<7) +#define ISCSI_KWQE_INIT1_RESERVED1_SHIFT 7 + u16 cq_num_wqes; +#elif defined(__LITTLE_ENDIAN) + u16 cq_num_wqes; + u8 flags; +#define ISCSI_KWQE_INIT1_PAGE_SIZE (0xF<<0) +#define ISCSI_KWQE_INIT1_PAGE_SIZE_SHIFT 0 +#define ISCSI_KWQE_INIT1_DELAYED_ACK_ENABLE (0x1<<4) +#define ISCSI_KWQE_INIT1_DELAYED_ACK_ENABLE_SHIFT 4 +#define ISCSI_KWQE_INIT1_KEEP_ALIVE_ENABLE (0x1<<5) +#define ISCSI_KWQE_INIT1_KEEP_ALIVE_ENABLE_SHIFT 5 +#define ISCSI_KWQE_INIT1_TIME_STAMPS_ENABLE (0x1<<6) +#define ISCSI_KWQE_INIT1_TIME_STAMPS_ENABLE_SHIFT 6 +#define ISCSI_KWQE_INIT1_RESERVED1 (0x1<<7) +#define ISCSI_KWQE_INIT1_RESERVED1_SHIFT 7 + u8 cq_log_wqes_per_page; +#endif +#if defined(__BIG_ENDIAN) + u16 cq_num_pages; + u16 sq_num_pages; +#elif defined(__LITTLE_ENDIAN) + u16 sq_num_pages; + u16 cq_num_pages; +#endif +#if defined(__BIG_ENDIAN) + u16 rq_buffer_size; + u16 rq_num_wqes; +#elif defined(__LITTLE_ENDIAN) + u16 rq_num_wqes; + u16 rq_buffer_size; +#endif +}; + +/* + * iSCSI firmware init request 2 + */ +struct iscsi_kwqe_init2 { +#if defined(__BIG_ENDIAN) + struct iscsi_kwqe_header hdr; + u16 max_cq_sqn; +#elif defined(__LITTLE_ENDIAN) + u16 max_cq_sqn; + struct iscsi_kwqe_header hdr; +#endif + u32 error_bit_map[2]; + u32 reserved1[5]; +}; + +/* + * Initial iSCSI connection offload request 1 + */ +struct iscsi_kwqe_conn_offload1 { +#if defined(__BIG_ENDIAN) + struct iscsi_kwqe_header hdr; + u16 iscsi_conn_id; +#elif defined(__LITTLE_ENDIAN) + u16 iscsi_conn_id; + struct iscsi_kwqe_header hdr; +#endif + u32 sq_page_table_addr_lo; + u32 sq_page_table_addr_hi; + u32 cq_page_table_addr_lo; + u32 cq_page_table_addr_hi; + u32 reserved0[3]; +}; + +/* + * iSCSI Page Table Entry (PTE) + */ +struct iscsi_pte { + u32 hi; + u32 lo; +}; + +/* + * Initial iSCSI connection offload request 2 + */ +struct iscsi_kwqe_conn_offload2 { +#if defined(__BIG_ENDIAN) + struct iscsi_kwqe_header hdr; + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + struct iscsi_kwqe_header hdr; +#endif + u32 rq_page_table_addr_lo; + u32 rq_page_table_addr_hi; + struct iscsi_pte sq_first_pte; + struct iscsi_pte cq_first_pte; + u32 num_additional_wqes; +}; + + +/* + * Initial iSCSI connection offload request 3 + */ +struct iscsi_kwqe_conn_offload3 { +#if defined(__BIG_ENDIAN) + struct iscsi_kwqe_header hdr; + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + struct iscsi_kwqe_header hdr; +#endif + u32 reserved1; + struct iscsi_pte qp_first_pte[3]; +}; + + +/* + * iSCSI connection update request + */ +struct iscsi_kwqe_conn_update { +#if defined(__BIG_ENDIAN) + struct iscsi_kwqe_header hdr; + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + struct iscsi_kwqe_header hdr; +#endif +#if defined(__BIG_ENDIAN) + u8 session_error_recovery_level; + u8 max_outstanding_r2ts; + u8 reserved2; + u8 conn_flags; +#define ISCSI_KWQE_CONN_UPDATE_HEADER_DIGEST (0x1<<0) +#define ISCSI_KWQE_CONN_UPDATE_HEADER_DIGEST_SHIFT 0 +#define ISCSI_KWQE_CONN_UPDATE_DATA_DIGEST (0x1<<1) +#define ISCSI_KWQE_CONN_UPDATE_DATA_DIGEST_SHIFT 1 +#define ISCSI_KWQE_CONN_UPDATE_INITIAL_R2T (0x1<<2) +#define ISCSI_KWQE_CONN_UPDATE_INITIAL_R2T_SHIFT 2 +#define ISCSI_KWQE_CONN_UPDATE_IMMEDIATE_DATA (0x1<<3) +#define ISCSI_KWQE_CONN_UPDATE_IMMEDIATE_DATA_SHIFT 3 +#define ISCSI_KWQE_CONN_UPDATE_OOO_SUPPORT_MODE (0x3<<4) +#define ISCSI_KWQE_CONN_UPDATE_OOO_SUPPORT_MODE_SHIFT 4 +#define ISCSI_KWQE_CONN_UPDATE_RESERVED1 (0x3<<6) +#define ISCSI_KWQE_CONN_UPDATE_RESERVED1_SHIFT 6 +#elif defined(__LITTLE_ENDIAN) + u8 conn_flags; +#define ISCSI_KWQE_CONN_UPDATE_HEADER_DIGEST (0x1<<0) +#define ISCSI_KWQE_CONN_UPDATE_HEADER_DIGEST_SHIFT 0 +#define ISCSI_KWQE_CONN_UPDATE_DATA_DIGEST (0x1<<1) +#define ISCSI_KWQE_CONN_UPDATE_DATA_DIGEST_SHIFT 1 +#define ISCSI_KWQE_CONN_UPDATE_INITIAL_R2T (0x1<<2) +#define ISCSI_KWQE_CONN_UPDATE_INITIAL_R2T_SHIFT 2 +#define ISCSI_KWQE_CONN_UPDATE_IMMEDIATE_DATA (0x1<<3) +#define ISCSI_KWQE_CONN_UPDATE_IMMEDIATE_DATA_SHIFT 3 +#define ISCSI_KWQE_CONN_UPDATE_OOO_SUPPORT_MODE (0x3<<4) +#define ISCSI_KWQE_CONN_UPDATE_OOO_SUPPORT_MODE_SHIFT 4 +#define ISCSI_KWQE_CONN_UPDATE_RESERVED1 (0x3<<6) +#define ISCSI_KWQE_CONN_UPDATE_RESERVED1_SHIFT 6 + u8 reserved2; + u8 max_outstanding_r2ts; + u8 session_error_recovery_level; +#endif + u32 context_id; + u32 max_send_pdu_length; + u32 max_recv_pdu_length; + u32 first_burst_length; + u32 max_burst_length; + u32 exp_stat_sn; +}; + +/* + * iSCSI destroy connection request + */ +struct iscsi_kwqe_conn_destroy { +#if defined(__BIG_ENDIAN) + struct iscsi_kwqe_header hdr; + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + struct iscsi_kwqe_header hdr; +#endif + u32 context_id; + u32 reserved1[6]; +}; + +/* + * iSCSI KWQ WQE + */ +union iscsi_kwqe { + struct iscsi_kwqe_init1 init1; + struct iscsi_kwqe_init2 init2; + struct iscsi_kwqe_conn_offload1 conn_offload1; + struct iscsi_kwqe_conn_offload2 conn_offload2; + struct iscsi_kwqe_conn_update conn_update; + struct iscsi_kwqe_conn_destroy conn_destroy; +}; + +/* + * iSCSI Login SQ WQE + */ +struct bnx2i_login_request { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 op_attr; +#define ISCSI_LOGIN_REQUEST_NEXT_STAGE (0x3<<0) +#define ISCSI_LOGIN_REQUEST_NEXT_STAGE_SHIFT 0 +#define ISCSI_LOGIN_REQUEST_CURRENT_STAGE (0x3<<2) +#define ISCSI_LOGIN_REQUEST_CURRENT_STAGE_SHIFT 2 +#define ISCSI_LOGIN_REQUEST_RESERVED0 (0x3<<4) +#define ISCSI_LOGIN_REQUEST_RESERVED0_SHIFT 4 +#define ISCSI_LOGIN_REQUEST_CONT (0x1<<6) +#define ISCSI_LOGIN_REQUEST_CONT_SHIFT 6 +#define ISCSI_LOGIN_REQUEST_TRANSIT (0x1<<7) +#define ISCSI_LOGIN_REQUEST_TRANSIT_SHIFT 7 + u8 version_max; + u8 version_min; +#elif defined(__LITTLE_ENDIAN) + u8 version_min; + u8 version_max; + u8 op_attr; +#define ISCSI_LOGIN_REQUEST_NEXT_STAGE (0x3<<0) +#define ISCSI_LOGIN_REQUEST_NEXT_STAGE_SHIFT 0 +#define ISCSI_LOGIN_REQUEST_CURRENT_STAGE (0x3<<2) +#define ISCSI_LOGIN_REQUEST_CURRENT_STAGE_SHIFT 2 +#define ISCSI_LOGIN_REQUEST_RESERVED0 (0x3<<4) +#define ISCSI_LOGIN_REQUEST_RESERVED0_SHIFT 4 +#define ISCSI_LOGIN_REQUEST_CONT (0x1<<6) +#define ISCSI_LOGIN_REQUEST_CONT_SHIFT 6 +#define ISCSI_LOGIN_REQUEST_TRANSIT (0x1<<7) +#define ISCSI_LOGIN_REQUEST_TRANSIT_SHIFT 7 + u8 op_code; +#endif + u32 data_length; + u32 isid_lo; +#if defined(__BIG_ENDIAN) + u16 isid_hi; + u16 tsih; +#elif defined(__LITTLE_ENDIAN) + u16 tsih; + u16 isid_hi; +#endif +#if defined(__BIG_ENDIAN) + u16 reserved2; + u16 itt; +#define ISCSI_LOGIN_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_LOGIN_REQUEST_INDEX_SHIFT 0 +#define ISCSI_LOGIN_REQUEST_TYPE (0x3<<14) +#define ISCSI_LOGIN_REQUEST_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_LOGIN_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_LOGIN_REQUEST_INDEX_SHIFT 0 +#define ISCSI_LOGIN_REQUEST_TYPE (0x3<<14) +#define ISCSI_LOGIN_REQUEST_TYPE_SHIFT 14 + u16 reserved2; +#endif +#if defined(__BIG_ENDIAN) + u16 cid; + u16 reserved3; +#elif defined(__LITTLE_ENDIAN) + u16 reserved3; + u16 cid; +#endif + u32 cmd_sn; + u32 exp_stat_sn; + u32 reserved4; + u32 resp_bd_list_addr_lo; + u32 resp_bd_list_addr_hi; + u32 resp_buffer; +#define ISCSI_LOGIN_REQUEST_RESP_BUFFER_LENGTH (0xFFFFFF<<0) +#define ISCSI_LOGIN_REQUEST_RESP_BUFFER_LENGTH_SHIFT 0 +#define ISCSI_LOGIN_REQUEST_NUM_RESP_BDS (0xFF<<24) +#define ISCSI_LOGIN_REQUEST_NUM_RESP_BDS_SHIFT 24 +#if defined(__BIG_ENDIAN) + u16 reserved8; + u8 reserved7; + u8 flags; +#define ISCSI_LOGIN_REQUEST_RESERVED5 (0x3<<0) +#define ISCSI_LOGIN_REQUEST_RESERVED5_SHIFT 0 +#define ISCSI_LOGIN_REQUEST_UPDATE_EXP_STAT_SN (0x1<<2) +#define ISCSI_LOGIN_REQUEST_UPDATE_EXP_STAT_SN_SHIFT 2 +#define ISCSI_LOGIN_REQUEST_RESERVED6 (0x1F<<3) +#define ISCSI_LOGIN_REQUEST_RESERVED6_SHIFT 3 +#elif defined(__LITTLE_ENDIAN) + u8 flags; +#define ISCSI_LOGIN_REQUEST_RESERVED5 (0x3<<0) +#define ISCSI_LOGIN_REQUEST_RESERVED5_SHIFT 0 +#define ISCSI_LOGIN_REQUEST_UPDATE_EXP_STAT_SN (0x1<<2) +#define ISCSI_LOGIN_REQUEST_UPDATE_EXP_STAT_SN_SHIFT 2 +#define ISCSI_LOGIN_REQUEST_RESERVED6 (0x1F<<3) +#define ISCSI_LOGIN_REQUEST_RESERVED6_SHIFT 3 + u8 reserved7; + u16 reserved8; +#endif + u32 bd_list_addr_lo; + u32 bd_list_addr_hi; +#if defined(__BIG_ENDIAN) + u8 cq_index; + u8 reserved10; + u8 reserved9; + u8 num_bds; +#elif defined(__LITTLE_ENDIAN) + u8 num_bds; + u8 reserved9; + u8 reserved10; + u8 cq_index; +#endif +}; + + +/* + * iSCSI Login CQE + */ +struct bnx2i_login_response { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 response_flags; +#define ISCSI_LOGIN_RESPONSE_NEXT_STAGE (0x3<<0) +#define ISCSI_LOGIN_RESPONSE_NEXT_STAGE_SHIFT 0 +#define ISCSI_LOGIN_RESPONSE_CURRENT_STAGE (0x3<<2) +#define ISCSI_LOGIN_RESPONSE_CURRENT_STAGE_SHIFT 2 +#define ISCSI_LOGIN_RESPONSE_RESERVED0 (0x3<<4) +#define ISCSI_LOGIN_RESPONSE_RESERVED0_SHIFT 4 +#define ISCSI_LOGIN_RESPONSE_CONT (0x1<<6) +#define ISCSI_LOGIN_RESPONSE_CONT_SHIFT 6 +#define ISCSI_LOGIN_RESPONSE_TRANSIT (0x1<<7) +#define ISCSI_LOGIN_RESPONSE_TRANSIT_SHIFT 7 + u8 version_max; + u8 version_active; +#elif defined(__LITTLE_ENDIAN) + u8 version_active; + u8 version_max; + u8 response_flags; +#define ISCSI_LOGIN_RESPONSE_NEXT_STAGE (0x3<<0) +#define ISCSI_LOGIN_RESPONSE_NEXT_STAGE_SHIFT 0 +#define ISCSI_LOGIN_RESPONSE_CURRENT_STAGE (0x3<<2) +#define ISCSI_LOGIN_RESPONSE_CURRENT_STAGE_SHIFT 2 +#define ISCSI_LOGIN_RESPONSE_RESERVED0 (0x3<<4) +#define ISCSI_LOGIN_RESPONSE_RESERVED0_SHIFT 4 +#define ISCSI_LOGIN_RESPONSE_CONT (0x1<<6) +#define ISCSI_LOGIN_RESPONSE_CONT_SHIFT 6 +#define ISCSI_LOGIN_RESPONSE_TRANSIT (0x1<<7) +#define ISCSI_LOGIN_RESPONSE_TRANSIT_SHIFT 7 + u8 op_code; +#endif + u32 data_length; + u32 exp_cmd_sn; + u32 max_cmd_sn; + u32 reserved1[2]; +#if defined(__BIG_ENDIAN) + u16 reserved3; + u8 err_code; + u8 reserved2; +#elif defined(__LITTLE_ENDIAN) + u8 reserved2; + u8 err_code; + u16 reserved3; +#endif + u32 stat_sn; + u32 isid_lo; +#if defined(__BIG_ENDIAN) + u16 isid_hi; + u16 tsih; +#elif defined(__LITTLE_ENDIAN) + u16 tsih; + u16 isid_hi; +#endif +#if defined(__BIG_ENDIAN) + u8 status_class; + u8 status_detail; + u16 reserved4; +#elif defined(__LITTLE_ENDIAN) + u16 reserved4; + u8 status_detail; + u8 status_class; +#endif + u32 reserved5[3]; +#if defined(__BIG_ENDIAN) + u16 reserved6; + u16 itt; +#define ISCSI_LOGIN_RESPONSE_INDEX (0x3FFF<<0) +#define ISCSI_LOGIN_RESPONSE_INDEX_SHIFT 0 +#define ISCSI_LOGIN_RESPONSE_TYPE (0x3<<14) +#define ISCSI_LOGIN_RESPONSE_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_LOGIN_RESPONSE_INDEX (0x3FFF<<0) +#define ISCSI_LOGIN_RESPONSE_INDEX_SHIFT 0 +#define ISCSI_LOGIN_RESPONSE_TYPE (0x3<<14) +#define ISCSI_LOGIN_RESPONSE_TYPE_SHIFT 14 + u16 reserved6; +#endif + u32 cq_req_sn; +}; + + +/* + * iSCSI Logout SQ WQE + */ +struct bnx2i_logout_request { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 op_attr; +#define ISCSI_LOGOUT_REQUEST_REASON (0x7F<<0) +#define ISCSI_LOGOUT_REQUEST_REASON_SHIFT 0 +#define ISCSI_LOGOUT_REQUEST_ALWAYS_ONE (0x1<<7) +#define ISCSI_LOGOUT_REQUEST_ALWAYS_ONE_SHIFT 7 + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + u8 op_attr; +#define ISCSI_LOGOUT_REQUEST_REASON (0x7F<<0) +#define ISCSI_LOGOUT_REQUEST_REASON_SHIFT 0 +#define ISCSI_LOGOUT_REQUEST_ALWAYS_ONE (0x1<<7) +#define ISCSI_LOGOUT_REQUEST_ALWAYS_ONE_SHIFT 7 + u8 op_code; +#endif + u32 data_length; + u32 reserved1[2]; +#if defined(__BIG_ENDIAN) + u16 reserved2; + u16 itt; +#define ISCSI_LOGOUT_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_LOGOUT_REQUEST_INDEX_SHIFT 0 +#define ISCSI_LOGOUT_REQUEST_TYPE (0x3<<14) +#define ISCSI_LOGOUT_REQUEST_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_LOGOUT_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_LOGOUT_REQUEST_INDEX_SHIFT 0 +#define ISCSI_LOGOUT_REQUEST_TYPE (0x3<<14) +#define ISCSI_LOGOUT_REQUEST_TYPE_SHIFT 14 + u16 reserved2; +#endif +#if defined(__BIG_ENDIAN) + u16 cid; + u16 reserved3; +#elif defined(__LITTLE_ENDIAN) + u16 reserved3; + u16 cid; +#endif + u32 cmd_sn; + u32 reserved4[5]; + u32 zero_fill; + u32 bd_list_addr_lo; + u32 bd_list_addr_hi; +#if defined(__BIG_ENDIAN) + u8 cq_index; + u8 reserved6; + u8 reserved5; + u8 num_bds; +#elif defined(__LITTLE_ENDIAN) + u8 num_bds; + u8 reserved5; + u8 reserved6; + u8 cq_index; +#endif +}; + + +/* + * iSCSI Logout CQE + */ +struct bnx2i_logout_response { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 reserved1; + u8 response; + u8 reserved0; +#elif defined(__LITTLE_ENDIAN) + u8 reserved0; + u8 response; + u8 reserved1; + u8 op_code; +#endif + u32 reserved2; + u32 exp_cmd_sn; + u32 max_cmd_sn; + u32 reserved3[2]; +#if defined(__BIG_ENDIAN) + u16 reserved5; + u8 err_code; + u8 reserved4; +#elif defined(__LITTLE_ENDIAN) + u8 reserved4; + u8 err_code; + u16 reserved5; +#endif + u32 reserved6[3]; +#if defined(__BIG_ENDIAN) + u16 time_to_wait; + u16 time_to_retain; +#elif defined(__LITTLE_ENDIAN) + u16 time_to_retain; + u16 time_to_wait; +#endif + u32 reserved7[3]; +#if defined(__BIG_ENDIAN) + u16 reserved8; + u16 itt; +#define ISCSI_LOGOUT_RESPONSE_INDEX (0x3FFF<<0) +#define ISCSI_LOGOUT_RESPONSE_INDEX_SHIFT 0 +#define ISCSI_LOGOUT_RESPONSE_TYPE (0x3<<14) +#define ISCSI_LOGOUT_RESPONSE_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_LOGOUT_RESPONSE_INDEX (0x3FFF<<0) +#define ISCSI_LOGOUT_RESPONSE_INDEX_SHIFT 0 +#define ISCSI_LOGOUT_RESPONSE_TYPE (0x3<<14) +#define ISCSI_LOGOUT_RESPONSE_TYPE_SHIFT 14 + u16 reserved8; +#endif + u32 cq_req_sn; +}; + + +/* + * iSCSI Nop-In CQE + */ +struct bnx2i_nop_in_msg { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 reserved1; + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + u8 reserved1; + u8 op_code; +#endif + u32 data_length; + u32 exp_cmd_sn; + u32 max_cmd_sn; + u32 ttt; + u32 reserved2; +#if defined(__BIG_ENDIAN) + u16 reserved4; + u8 err_code; + u8 reserved3; +#elif defined(__LITTLE_ENDIAN) + u8 reserved3; + u8 err_code; + u16 reserved4; +#endif + u32 reserved5; + u32 lun[2]; + u32 reserved6[4]; +#if defined(__BIG_ENDIAN) + u16 reserved7; + u16 itt; +#define ISCSI_NOP_IN_MSG_INDEX (0x3FFF<<0) +#define ISCSI_NOP_IN_MSG_INDEX_SHIFT 0 +#define ISCSI_NOP_IN_MSG_TYPE (0x3<<14) +#define ISCSI_NOP_IN_MSG_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_NOP_IN_MSG_INDEX (0x3FFF<<0) +#define ISCSI_NOP_IN_MSG_INDEX_SHIFT 0 +#define ISCSI_NOP_IN_MSG_TYPE (0x3<<14) +#define ISCSI_NOP_IN_MSG_TYPE_SHIFT 14 + u16 reserved7; +#endif + u32 cq_req_sn; +}; + + +/* + * iSCSI NOP-OUT SQ WQE + */ +struct bnx2i_nop_out_request { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 op_attr; +#define ISCSI_NOP_OUT_REQUEST_RESERVED1 (0x7F<<0) +#define ISCSI_NOP_OUT_REQUEST_RESERVED1_SHIFT 0 +#define ISCSI_NOP_OUT_REQUEST_ALWAYS_ONE (0x1<<7) +#define ISCSI_NOP_OUT_REQUEST_ALWAYS_ONE_SHIFT 7 + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + u8 op_attr; +#define ISCSI_NOP_OUT_REQUEST_RESERVED1 (0x7F<<0) +#define ISCSI_NOP_OUT_REQUEST_RESERVED1_SHIFT 0 +#define ISCSI_NOP_OUT_REQUEST_ALWAYS_ONE (0x1<<7) +#define ISCSI_NOP_OUT_REQUEST_ALWAYS_ONE_SHIFT 7 + u8 op_code; +#endif + u32 data_length; + u32 lun[2]; +#if defined(__BIG_ENDIAN) + u16 reserved2; + u16 itt; +#define ISCSI_NOP_OUT_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_NOP_OUT_REQUEST_INDEX_SHIFT 0 +#define ISCSI_NOP_OUT_REQUEST_TYPE (0x3<<14) +#define ISCSI_NOP_OUT_REQUEST_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_NOP_OUT_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_NOP_OUT_REQUEST_INDEX_SHIFT 0 +#define ISCSI_NOP_OUT_REQUEST_TYPE (0x3<<14) +#define ISCSI_NOP_OUT_REQUEST_TYPE_SHIFT 14 + u16 reserved2; +#endif + u32 ttt; + u32 cmd_sn; + u32 reserved3[2]; + u32 resp_bd_list_addr_lo; + u32 resp_bd_list_addr_hi; + u32 resp_buffer; +#define ISCSI_NOP_OUT_REQUEST_RESP_BUFFER_LENGTH (0xFFFFFF<<0) +#define ISCSI_NOP_OUT_REQUEST_RESP_BUFFER_LENGTH_SHIFT 0 +#define ISCSI_NOP_OUT_REQUEST_NUM_RESP_BDS (0xFF<<24) +#define ISCSI_NOP_OUT_REQUEST_NUM_RESP_BDS_SHIFT 24 +#if defined(__BIG_ENDIAN) + u16 reserved7; + u8 reserved6; + u8 flags; +#define ISCSI_NOP_OUT_REQUEST_RESERVED4 (0x1<<0) +#define ISCSI_NOP_OUT_REQUEST_RESERVED4_SHIFT 0 +#define ISCSI_NOP_OUT_REQUEST_LOCAL_COMPLETION (0x1<<1) +#define ISCSI_NOP_OUT_REQUEST_LOCAL_COMPLETION_SHIFT 1 +#define ISCSI_NOP_OUT_REQUEST_ZERO_FILL (0x3F<<2) +#define ISCSI_NOP_OUT_REQUEST_ZERO_FILL_SHIFT 2 +#elif defined(__LITTLE_ENDIAN) + u8 flags; +#define ISCSI_NOP_OUT_REQUEST_RESERVED4 (0x1<<0) +#define ISCSI_NOP_OUT_REQUEST_RESERVED4_SHIFT 0 +#define ISCSI_NOP_OUT_REQUEST_LOCAL_COMPLETION (0x1<<1) +#define ISCSI_NOP_OUT_REQUEST_LOCAL_COMPLETION_SHIFT 1 +#define ISCSI_NOP_OUT_REQUEST_ZERO_FILL (0x3F<<2) +#define ISCSI_NOP_OUT_REQUEST_ZERO_FILL_SHIFT 2 + u8 reserved6; + u16 reserved7; +#endif + u32 bd_list_addr_lo; + u32 bd_list_addr_hi; +#if defined(__BIG_ENDIAN) + u8 cq_index; + u8 reserved9; + u8 reserved8; + u8 num_bds; +#elif defined(__LITTLE_ENDIAN) + u8 num_bds; + u8 reserved8; + u8 reserved9; + u8 cq_index; +#endif +}; + +/* + * iSCSI Reject CQE + */ +struct bnx2i_reject_msg { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 reserved1; + u8 reason; + u8 reserved0; +#elif defined(__LITTLE_ENDIAN) + u8 reserved0; + u8 reason; + u8 reserved1; + u8 op_code; +#endif + u32 data_length; + u32 exp_cmd_sn; + u32 max_cmd_sn; + u32 reserved2[2]; +#if defined(__BIG_ENDIAN) + u16 reserved4; + u8 err_code; + u8 reserved3; +#elif defined(__LITTLE_ENDIAN) + u8 reserved3; + u8 err_code; + u16 reserved4; +#endif + u32 reserved5[8]; + u32 cq_req_sn; +}; + +/* + * bnx2i iSCSI TMF SQ WQE + */ +struct bnx2i_tmf_request { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 op_attr; +#define ISCSI_TMF_REQUEST_FUNCTION (0x7F<<0) +#define ISCSI_TMF_REQUEST_FUNCTION_SHIFT 0 +#define ISCSI_TMF_REQUEST_ALWAYS_ONE (0x1<<7) +#define ISCSI_TMF_REQUEST_ALWAYS_ONE_SHIFT 7 + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + u8 op_attr; +#define ISCSI_TMF_REQUEST_FUNCTION (0x7F<<0) +#define ISCSI_TMF_REQUEST_FUNCTION_SHIFT 0 +#define ISCSI_TMF_REQUEST_ALWAYS_ONE (0x1<<7) +#define ISCSI_TMF_REQUEST_ALWAYS_ONE_SHIFT 7 + u8 op_code; +#endif + u32 data_length; + u32 lun[2]; +#if defined(__BIG_ENDIAN) + u16 reserved1; + u16 itt; +#define ISCSI_TMF_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_TMF_REQUEST_INDEX_SHIFT 0 +#define ISCSI_TMF_REQUEST_TYPE (0x3<<14) +#define ISCSI_TMF_REQUEST_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_TMF_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_TMF_REQUEST_INDEX_SHIFT 0 +#define ISCSI_TMF_REQUEST_TYPE (0x3<<14) +#define ISCSI_TMF_REQUEST_TYPE_SHIFT 14 + u16 reserved1; +#endif + u32 ref_itt; + u32 cmd_sn; + u32 reserved2; + u32 ref_cmd_sn; + u32 reserved3[3]; + u32 zero_fill; + u32 bd_list_addr_lo; + u32 bd_list_addr_hi; +#if defined(__BIG_ENDIAN) + u8 cq_index; + u8 reserved5; + u8 reserved4; + u8 num_bds; +#elif defined(__LITTLE_ENDIAN) + u8 num_bds; + u8 reserved4; + u8 reserved5; + u8 cq_index; +#endif +}; + +/* + * iSCSI Text SQ WQE + */ +struct bnx2i_text_request { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 op_attr; +#define ISCSI_TEXT_REQUEST_RESERVED1 (0x3F<<0) +#define ISCSI_TEXT_REQUEST_RESERVED1_SHIFT 0 +#define ISCSI_TEXT_REQUEST_CONT (0x1<<6) +#define ISCSI_TEXT_REQUEST_CONT_SHIFT 6 +#define ISCSI_TEXT_REQUEST_FINAL (0x1<<7) +#define ISCSI_TEXT_REQUEST_FINAL_SHIFT 7 + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + u8 op_attr; +#define ISCSI_TEXT_REQUEST_RESERVED1 (0x3F<<0) +#define ISCSI_TEXT_REQUEST_RESERVED1_SHIFT 0 +#define ISCSI_TEXT_REQUEST_CONT (0x1<<6) +#define ISCSI_TEXT_REQUEST_CONT_SHIFT 6 +#define ISCSI_TEXT_REQUEST_FINAL (0x1<<7) +#define ISCSI_TEXT_REQUEST_FINAL_SHIFT 7 + u8 op_code; +#endif + u32 data_length; + u32 lun[2]; +#if defined(__BIG_ENDIAN) + u16 reserved3; + u16 itt; +#define ISCSI_TEXT_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_TEXT_REQUEST_INDEX_SHIFT 0 +#define ISCSI_TEXT_REQUEST_TYPE (0x3<<14) +#define ISCSI_TEXT_REQUEST_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_TEXT_REQUEST_INDEX (0x3FFF<<0) +#define ISCSI_TEXT_REQUEST_INDEX_SHIFT 0 +#define ISCSI_TEXT_REQUEST_TYPE (0x3<<14) +#define ISCSI_TEXT_REQUEST_TYPE_SHIFT 14 + u16 reserved3; +#endif + u32 ttt; + u32 cmd_sn; + u32 reserved4[2]; + u32 resp_bd_list_addr_lo; + u32 resp_bd_list_addr_hi; + u32 resp_buffer; +#define ISCSI_TEXT_REQUEST_RESP_BUFFER_LENGTH (0xFFFFFF<<0) +#define ISCSI_TEXT_REQUEST_RESP_BUFFER_LENGTH_SHIFT 0 +#define ISCSI_TEXT_REQUEST_NUM_RESP_BDS (0xFF<<24) +#define ISCSI_TEXT_REQUEST_NUM_RESP_BDS_SHIFT 24 + u32 zero_fill; + u32 bd_list_addr_lo; + u32 bd_list_addr_hi; +#if defined(__BIG_ENDIAN) + u8 cq_index; + u8 reserved7; + u8 reserved6; + u8 num_bds; +#elif defined(__LITTLE_ENDIAN) + u8 num_bds; + u8 reserved6; + u8 reserved7; + u8 cq_index; +#endif +}; + +/* + * iSCSI SQ WQE + */ +union iscsi_request { + struct bnx2i_cmd_request cmd; + struct bnx2i_tmf_request tmf; + struct bnx2i_nop_out_request nop_out; + struct bnx2i_login_request login_req; + struct bnx2i_text_request text; + struct bnx2i_logout_request logout_req; + struct bnx2i_cleanup_request cleanup; +}; + + +/* + * iSCSI TMF CQE + */ +struct bnx2i_tmf_response { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 reserved1; + u8 response; + u8 reserved0; +#elif defined(__LITTLE_ENDIAN) + u8 reserved0; + u8 response; + u8 reserved1; + u8 op_code; +#endif + u32 reserved2; + u32 exp_cmd_sn; + u32 max_cmd_sn; + u32 reserved3[2]; +#if defined(__BIG_ENDIAN) + u16 reserved5; + u8 err_code; + u8 reserved4; +#elif defined(__LITTLE_ENDIAN) + u8 reserved4; + u8 err_code; + u16 reserved5; +#endif + u32 reserved6[7]; +#if defined(__BIG_ENDIAN) + u16 reserved7; + u16 itt; +#define ISCSI_TMF_RESPONSE_INDEX (0x3FFF<<0) +#define ISCSI_TMF_RESPONSE_INDEX_SHIFT 0 +#define ISCSI_TMF_RESPONSE_TYPE (0x3<<14) +#define ISCSI_TMF_RESPONSE_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_TMF_RESPONSE_INDEX (0x3FFF<<0) +#define ISCSI_TMF_RESPONSE_INDEX_SHIFT 0 +#define ISCSI_TMF_RESPONSE_TYPE (0x3<<14) +#define ISCSI_TMF_RESPONSE_TYPE_SHIFT 14 + u16 reserved7; +#endif + u32 cq_req_sn; +}; + +/* + * iSCSI Text CQE + */ +struct bnx2i_text_response { +#if defined(__BIG_ENDIAN) + u8 op_code; + u8 response_flags; +#define ISCSI_TEXT_RESPONSE_RESERVED1 (0x3F<<0) +#define ISCSI_TEXT_RESPONSE_RESERVED1_SHIFT 0 +#define ISCSI_TEXT_RESPONSE_CONT (0x1<<6) +#define ISCSI_TEXT_RESPONSE_CONT_SHIFT 6 +#define ISCSI_TEXT_RESPONSE_FINAL (0x1<<7) +#define ISCSI_TEXT_RESPONSE_FINAL_SHIFT 7 + u16 reserved0; +#elif defined(__LITTLE_ENDIAN) + u16 reserved0; + u8 response_flags; +#define ISCSI_TEXT_RESPONSE_RESERVED1 (0x3F<<0) +#define ISCSI_TEXT_RESPONSE_RESERVED1_SHIFT 0 +#define ISCSI_TEXT_RESPONSE_CONT (0x1<<6) +#define ISCSI_TEXT_RESPONSE_CONT_SHIFT 6 +#define ISCSI_TEXT_RESPONSE_FINAL (0x1<<7) +#define ISCSI_TEXT_RESPONSE_FINAL_SHIFT 7 + u8 op_code; +#endif + u32 data_length; + u32 exp_cmd_sn; + u32 max_cmd_sn; + u32 ttt; + u32 reserved2; +#if defined(__BIG_ENDIAN) + u16 reserved4; + u8 err_code; + u8 reserved3; +#elif defined(__LITTLE_ENDIAN) + u8 reserved3; + u8 err_code; + u16 reserved4; +#endif + u32 reserved5; + u32 lun[2]; + u32 reserved6[4]; +#if defined(__BIG_ENDIAN) + u16 reserved7; + u16 itt; +#define ISCSI_TEXT_RESPONSE_INDEX (0x3FFF<<0) +#define ISCSI_TEXT_RESPONSE_INDEX_SHIFT 0 +#define ISCSI_TEXT_RESPONSE_TYPE (0x3<<14) +#define ISCSI_TEXT_RESPONSE_TYPE_SHIFT 14 +#elif defined(__LITTLE_ENDIAN) + u16 itt; +#define ISCSI_TEXT_RESPONSE_INDEX (0x3FFF<<0) +#define ISCSI_TEXT_RESPONSE_INDEX_SHIFT 0 +#define ISCSI_TEXT_RESPONSE_TYPE (0x3<<14) +#define ISCSI_TEXT_RESPONSE_TYPE_SHIFT 14 + u16 reserved7; +#endif + u32 cq_req_sn; +}; + +/* + * iSCSI CQE + */ +union iscsi_response { + struct bnx2i_cmd_response cmd; + struct bnx2i_tmf_response tmf; + struct bnx2i_login_response login_resp; + struct bnx2i_text_response text; + struct bnx2i_logout_response logout_resp; + struct bnx2i_cleanup_response cleanup; + struct bnx2i_reject_msg reject; + struct bnx2i_async_msg async; + struct bnx2i_nop_in_msg nop_in; +}; + +#endif /* __57XX_ISCSI_HSI_LINUX_LE__ */ |