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
 
 
 
 
 
46extern struct kmem_cache *t10_pr_reg_cache;
47
48extern int core_pr_dump_initiator_port(struct t10_pr_registration *,
49			char *, u32);
50extern int core_scsi2_emulate_crh(struct se_cmd *);
 
51extern int core_scsi3_alloc_aptpl_registration(
52			struct t10_reservation *, u64,
53			unsigned char *, unsigned char *, u32,
54			unsigned char *, u16, u32, int, int, u8);
55extern int core_scsi3_check_aptpl_registration(struct se_device *,
56			struct se_portal_group *, struct se_lun *,
57			struct se_lun_acl *);
58extern void core_scsi3_free_pr_reg_from_nacl(struct se_device *,
59					     struct se_node_acl *);
60extern void core_scsi3_free_all_registrations(struct se_device *);
61extern unsigned char *core_scsi3_pr_dump_type(int);
62extern int core_scsi3_check_cdb_abort_and_preempt(struct list_head *,
63						  struct se_cmd *);
64extern int core_scsi3_emulate_pr(struct se_cmd *);
65extern int core_setup_reservations(struct se_device *, int);
66
67#endif /* TARGET_CORE_PR_H */

 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 */
53void spc_parse_naa_6h_vendor_specific(struct se_device *, unsigned char *);
54
55extern struct kmem_cache *t10_pr_reg_cache;
56
57extern void core_pr_dump_initiator_port(struct t10_pr_registration *,
58			char *, u32);
59extern sense_reason_t target_scsi2_reservation_release(struct se_cmd *);
60extern sense_reason_t target_scsi2_reservation_reserve(struct se_cmd *);
61extern 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);
65extern int core_scsi3_check_aptpl_registration(struct se_device *,
66			struct se_portal_group *, struct se_lun *,
67			struct se_node_acl *, u64);
68extern void core_scsi3_free_pr_reg_from_nacl(struct se_device *,
69					     struct se_node_acl *);
70extern void core_scsi3_free_all_registrations(struct se_device *);
71extern unsigned char *core_scsi3_pr_dump_type(int);
72
73extern sense_reason_t target_scsi3_emulate_pr_in(struct se_cmd *);
74extern sense_reason_t target_scsi3_emulate_pr_out(struct se_cmd *);
75extern sense_reason_t target_check_reservation(struct se_cmd *);
76
77#endif /* TARGET_CORE_PR_H */