1 #ifndef TARGET_CORE_PR_H 2 #define TARGET_CORE_PR_H 3 4 #include <linux/types.h> 5 #include <target/target_core_base.h> 6 7 /* 8 * PERSISTENT_RESERVE_OUT service action codes 9 * 10 * spc4r17 section 6.14.2 Table 171 11 */ 12 #define PRO_REGISTER 0x00 13 #define PRO_RESERVE 0x01 14 #define PRO_RELEASE 0x02 15 #define PRO_CLEAR 0x03 16 #define PRO_PREEMPT 0x04 17 #define PRO_PREEMPT_AND_ABORT 0x05 18 #define PRO_REGISTER_AND_IGNORE_EXISTING_KEY 0x06 19 #define PRO_REGISTER_AND_MOVE 0x07 20 /* 21 * PERSISTENT_RESERVE_IN service action codes 22 * 23 * spc4r17 section 6.13.1 Table 159 24 */ 25 #define PRI_READ_KEYS 0x00 26 #define PRI_READ_RESERVATION 0x01 27 #define PRI_REPORT_CAPABILITIES 0x02 28 #define PRI_READ_FULL_STATUS 0x03 29 /* 30 * PERSISTENT_RESERVE_ SCOPE field 31 * 32 * spc4r17 section 6.13.3.3 Table 163 33 */ 34 #define PR_SCOPE_LU_SCOPE 0x00 35 /* 36 * PERSISTENT_RESERVE_* TYPE field 37 * 38 * spc4r17 section 6.13.3.4 Table 164 39 */ 40 #define PR_TYPE_WRITE_EXCLUSIVE 0x01 41 #define PR_TYPE_EXCLUSIVE_ACCESS 0x03 42 #define PR_TYPE_WRITE_EXCLUSIVE_REGONLY 0x05 43 #define PR_TYPE_EXCLUSIVE_ACCESS_REGONLY 0x06 44 #define PR_TYPE_WRITE_EXCLUSIVE_ALLREG 0x07 45 #define PR_TYPE_EXCLUSIVE_ACCESS_ALLREG 0x08 46 47 #define PR_APTPL_MAX_IPORT_LEN 256 48 #define PR_APTPL_MAX_TPORT_LEN 256 49 50 /* 51 * Function defined in target_core_spc.c 52 */ 53 void spc_parse_naa_6h_vendor_specific(struct se_device *, unsigned char *); 54 55 extern struct kmem_cache *t10_pr_reg_cache; 56 57 extern void core_pr_dump_initiator_port(struct t10_pr_registration *, 58 char *, u32); 59 extern sense_reason_t target_scsi2_reservation_release(struct se_cmd *); 60 extern sense_reason_t target_scsi2_reservation_reserve(struct se_cmd *); 61 extern int core_scsi3_alloc_aptpl_registration( 62 struct t10_reservation *, u64, 63 unsigned char *, unsigned char *, u64, 64 unsigned char *, u16, u64, int, int, u8); 65 extern int core_scsi3_check_aptpl_registration(struct se_device *, 66 struct se_portal_group *, struct se_lun *, 67 struct se_node_acl *, u64); 68 extern void core_scsi3_free_pr_reg_from_nacl(struct se_device *, 69 struct se_node_acl *); 70 extern void core_scsi3_free_all_registrations(struct se_device *); 71 extern unsigned char *core_scsi3_pr_dump_type(int); 72 73 extern sense_reason_t target_scsi3_emulate_pr_in(struct se_cmd *); 74 extern sense_reason_t target_scsi3_emulate_pr_out(struct se_cmd *); 75 extern sense_reason_t target_check_reservation(struct se_cmd *); 76 77 #endif /* TARGET_CORE_PR_H */ 78