1 #ifndef TARGET_CORE_PR_H 2 #define TARGET_CORE_PR_H 3 /* 4 * PERSISTENT_RESERVE_OUT service action codes 5 * 6 * spc4r17 section 6.14.2 Table 171 7 */ 8 #define PRO_REGISTER 0x00 9 #define PRO_RESERVE 0x01 10 #define PRO_RELEASE 0x02 11 #define PRO_CLEAR 0x03 12 #define PRO_PREEMPT 0x04 13 #define PRO_PREEMPT_AND_ABORT 0x05 14 #define PRO_REGISTER_AND_IGNORE_EXISTING_KEY 0x06 15 #define PRO_REGISTER_AND_MOVE 0x07 16 /* 17 * PERSISTENT_RESERVE_IN service action codes 18 * 19 * spc4r17 section 6.13.1 Table 159 20 */ 21 #define PRI_READ_KEYS 0x00 22 #define PRI_READ_RESERVATION 0x01 23 #define PRI_REPORT_CAPABILITIES 0x02 24 #define PRI_READ_FULL_STATUS 0x03 25 /* 26 * PERSISTENT_RESERVE_ SCOPE field 27 * 28 * spc4r17 section 6.13.3.3 Table 163 29 */ 30 #define PR_SCOPE_LU_SCOPE 0x00 31 /* 32 * PERSISTENT_RESERVE_* TYPE field 33 * 34 * spc4r17 section 6.13.3.4 Table 164 35 */ 36 #define PR_TYPE_WRITE_EXCLUSIVE 0x01 37 #define PR_TYPE_EXCLUSIVE_ACCESS 0x03 38 #define PR_TYPE_WRITE_EXCLUSIVE_REGONLY 0x05 39 #define PR_TYPE_EXCLUSIVE_ACCESS_REGONLY 0x06 40 #define PR_TYPE_WRITE_EXCLUSIVE_ALLREG 0x07 41 #define PR_TYPE_EXCLUSIVE_ACCESS_ALLREG 0x08 42 43 #define PR_APTPL_MAX_IPORT_LEN 256 44 #define PR_APTPL_MAX_TPORT_LEN 256 45 46 extern struct kmem_cache *t10_pr_reg_cache; 47 48 extern int core_pr_dump_initiator_port(struct t10_pr_registration *, 49 char *, u32); 50 extern int target_scsi2_reservation_release(struct se_task *task); 51 extern int target_scsi2_reservation_reserve(struct se_task *task); 52 extern int core_scsi3_alloc_aptpl_registration( 53 struct t10_reservation *, u64, 54 unsigned char *, unsigned char *, u32, 55 unsigned char *, u16, u32, int, int, u8); 56 extern int core_scsi3_check_aptpl_registration(struct se_device *, 57 struct se_portal_group *, struct se_lun *, 58 struct se_lun_acl *); 59 extern void core_scsi3_free_pr_reg_from_nacl(struct se_device *, 60 struct se_node_acl *); 61 extern void core_scsi3_free_all_registrations(struct se_device *); 62 extern unsigned char *core_scsi3_pr_dump_type(int); 63 64 extern int target_scsi3_emulate_pr_in(struct se_task *task); 65 extern int target_scsi3_emulate_pr_out(struct se_task *task); 66 extern int core_setup_reservations(struct se_device *, int); 67 68 #endif /* TARGET_CORE_PR_H */ 69