#ifndef _SBP_BASE_H #define _SBP_BASE_H #include <linux/firewire.h> #include <linux/spinlock.h> #include <linux/types.h> #include <linux/workqueue.h> #include <target/target_core_base.h> #define SBP_VERSION "v0.1" #define SBP_NAMELEN 32 #define SBP_ORB_FETCH_SIZE 8 #define MANAGEMENT_AGENT_STATE_IDLE 0 #define MANAGEMENT_AGENT_STATE_BUSY 1 #define ORB_NOTIFY(v) (((v) >> 31) & 0x01) #define ORB_REQUEST_FORMAT(v) (((v) >> 29) & 0x03) #define MANAGEMENT_ORB_FUNCTION(v) (((v) >> 16) & 0x0f) #define MANAGEMENT_ORB_FUNCTION_LOGIN 0x0 #define MANAGEMENT_ORB_FUNCTION_QUERY_LOGINS 0x1 #define MANAGEMENT_ORB_FUNCTION_RECONNECT 0x3 #define MANAGEMENT_ORB_FUNCTION_SET_PASSWORD 0x4 #define MANAGEMENT_ORB_FUNCTION_LOGOUT 0x7 #define MANAGEMENT_ORB_FUNCTION_ABORT_TASK 0xb #define MANAGEMENT_ORB_FUNCTION_ABORT_TASK_SET 0xc #define MANAGEMENT_ORB_FUNCTION_LOGICAL_UNIT_RESET 0xe #define MANAGEMENT_ORB_FUNCTION_TARGET_RESET 0xf #define LOGIN_ORB_EXCLUSIVE(v) (((v) >> 28) & 0x01) #define LOGIN_ORB_RESERVED(v) (((v) >> 24) & 0x0f) #define LOGIN_ORB_RECONNECT(v) (((v) >> 20) & 0x0f) #define LOGIN_ORB_LUN(v) (((v) >> 0) & 0xffff) #define LOGIN_ORB_PASSWORD_LENGTH(v) (((v) >> 16) & 0xffff) #define LOGIN_ORB_RESPONSE_LENGTH(v) (((v) >> 0) & 0xffff) #define RECONNECT_ORB_LOGIN_ID(v) (((v) >> 0) & 0xffff) #define LOGOUT_ORB_LOGIN_ID(v) (((v) >> 0) & 0xffff) #define CMDBLK_ORB_DIRECTION(v) (((v) >> 27) & 0x01) #define CMDBLK_ORB_SPEED(v) (((v) >> 24) & 0x07) #define CMDBLK_ORB_MAX_PAYLOAD(v) (((v) >> 20) & 0x0f) #define CMDBLK_ORB_PG_TBL_PRESENT(v) (((v) >> 19) & 0x01) #define CMDBLK_ORB_PG_SIZE(v) (((v) >> 16) & 0x07) #define CMDBLK_ORB_DATA_SIZE(v) (((v) >> 0) & 0xffff) #define STATUS_BLOCK_SRC(v) (((v) & 0x03) << 30) #define STATUS_BLOCK_RESP(v) (((v) & 0x03) << 28) #define STATUS_BLOCK_DEAD(v) (((v) ? 1 : 0) << 27) #define STATUS_BLOCK_LEN(v) (((v) & 0x07) << 24) #define STATUS_BLOCK_SBP_STATUS(v) (((v) & 0xff) << 16) #define STATUS_BLOCK_ORB_OFFSET_HIGH(v) (((v) & 0xffff) << 0) #define STATUS_SRC_ORB_CONTINUING 0 #define STATUS_SRC_ORB_FINISHED 1 #define STATUS_SRC_UNSOLICITED 2 #define STATUS_RESP_REQUEST_COMPLETE 0 #define STATUS_RESP_TRANSPORT_FAILURE 1 #define STATUS_RESP_ILLEGAL_REQUEST 2 #define STATUS_RESP_VENDOR_DEPENDENT 3 #define SBP_STATUS_OK 0 #define SBP_STATUS_REQ_TYPE_NOTSUPP 1 #define SBP_STATUS_SPEED_NOTSUPP 2 #define SBP_STATUS_PAGE_SIZE_NOTSUPP 3 #define SBP_STATUS_ACCESS_DENIED 4 #define SBP_STATUS_LUN_NOTSUPP 5 #define SBP_STATUS_PAYLOAD_TOO_SMALL 6 /* 7 is reserved */ #define SBP_STATUS_RESOURCES_UNAVAIL 8 #define SBP_STATUS_FUNCTION_REJECTED 9 #define SBP_STATUS_LOGIN_ID_UNKNOWN 10 #define SBP_STATUS_DUMMY_ORB_COMPLETE 11 #define SBP_STATUS_REQUEST_ABORTED 12 #define SBP_STATUS_UNSPECIFIED_ERROR 0xff #define AGENT_STATE_RESET 0 #define AGENT_STATE_ACTIVE 1 #define AGENT_STATE_SUSPENDED 2 #define AGENT_STATE_DEAD 3 struct sbp2_pointer { __be32 high; __be32 low; }; struct sbp_command_block_orb { struct sbp2_pointer next_orb; struct sbp2_pointer data_descriptor; __be32 misc; u8 command_block[12]; }; struct sbp_page_table_entry { __be16 segment_length; __be16 segment_base_hi; __be32 segment_base_lo; }; struct sbp_management_orb { struct sbp2_pointer ptr1; struct sbp2_pointer ptr2; __be32 misc; __be32 length; struct sbp2_pointer status_fifo; }; struct sbp_status_block { __be32 status; __be32 orb_low; u8 data[24]; }; struct sbp_login_response_block { __be32 misc; struct sbp2_pointer command_block_agent; __be32 reconnect_hold; }; struct sbp_login_descriptor { struct sbp_session *sess; struct list_head link; u32 login_lun; u64 status_fifo_addr; int exclusive; u16 login_id; struct sbp_target_agent *tgt_agt; }; struct sbp_session { spinlock_t lock; struct se_session *se_sess; struct list_head login_list; struct delayed_work maint_work; u64 guid; /* login_owner_EUI_64 */ int node_id; /* login_owner_ID */ struct fw_card *card; int generation; int speed; int reconnect_hold; u64 reconnect_expires; }; struct sbp_tpg { /* Target portal group tag for TCM */ u16 tport_tpgt; /* Pointer back to sbp_tport */ struct sbp_tport *tport; /* Returned by sbp_make_tpg() */ struct se_portal_group se_tpg; }; struct sbp_tport { /* Target Unit Identifier (EUI-64) */ u64 guid; /* Target port name */ char tport_name[SBP_NAMELEN]; /* Returned by sbp_make_tport() */ struct se_wwn tport_wwn; struct sbp_tpg *tpg; /* FireWire unit directory */ struct fw_descriptor unit_directory; /* SBP Management Agent */ struct sbp_management_agent *mgt_agt; /* Parameters */ int enable; s32 directory_id; int mgt_orb_timeout; int max_reconnect_timeout; int max_logins_per_lun; };
static inline u64 sbp2_pointer_to_addr(const struct sbp2_pointer *ptr) { return (u64)(be32_to_cpu(ptr->high) & 0x0000ffff) << 32 | (be32_to_cpu(ptr->low) & 0xfffffffc); }Contributors
Person | Tokens | Prop | Commits | CommitProp |
Chris Boot | 41 | 100.00% | 1 | 100.00% |
Total | 41 | 100.00% | 1 | 100.00% |
Person | Tokens | Prop | Commits | CommitProp |
Chris Boot | 35 | 100.00% | 1 | 100.00% |
Total | 35 | 100.00% | 1 | 100.00% |
Person | Tokens | Prop | Commits | CommitProp |
Chris Boot | 797 | 99.75% | 1 | 50.00% |
Nicholas Bellinger | 2 | 0.25% | 1 | 50.00% |
Total | 799 | 100.00% | 2 | 100.00% |