cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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target_core_pr.h (2551B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2#ifndef TARGET_CORE_PR_H
      3#define TARGET_CORE_PR_H
      4
      5#include <linux/types.h>
      6#include <target/target_core_base.h>
      7
      8/*
      9 * PERSISTENT_RESERVE_OUT service action codes
     10 *
     11 * spc5r04b section 6.15.2 Table 174
     12 */
     13#define PRO_REGISTER				0x00
     14#define PRO_RESERVE				0x01
     15#define PRO_RELEASE				0x02
     16#define PRO_CLEAR				0x03
     17#define PRO_PREEMPT				0x04
     18#define PRO_PREEMPT_AND_ABORT			0x05
     19#define PRO_REGISTER_AND_IGNORE_EXISTING_KEY	0x06
     20#define PRO_REGISTER_AND_MOVE			0x07
     21#define PRO_REPLACE_LOST_RESERVATION	0x08
     22/*
     23 * PERSISTENT_RESERVE_IN service action codes
     24 *
     25 * spc5r04b section 6.14.1 Table 162
     26 */
     27#define PRI_READ_KEYS				0x00
     28#define PRI_READ_RESERVATION			0x01
     29#define PRI_REPORT_CAPABILITIES			0x02
     30#define PRI_READ_FULL_STATUS			0x03
     31/*
     32 * PERSISTENT_RESERVE_ SCOPE field
     33 *
     34 * spc5r04b section 6.14.3.2 Table 166
     35 */
     36#define PR_SCOPE_LU_SCOPE			0x00
     37/*
     38 * PERSISTENT_RESERVE_* TYPE field
     39 *
     40 * spc5r04b section 6.14.3.3 Table 167
     41 */
     42#define PR_TYPE_WRITE_EXCLUSIVE			0x01
     43#define PR_TYPE_EXCLUSIVE_ACCESS		0x03
     44#define PR_TYPE_WRITE_EXCLUSIVE_REGONLY		0x05
     45#define PR_TYPE_EXCLUSIVE_ACCESS_REGONLY	0x06
     46#define PR_TYPE_WRITE_EXCLUSIVE_ALLREG		0x07
     47#define PR_TYPE_EXCLUSIVE_ACCESS_ALLREG		0x08
     48
     49#define PR_APTPL_MAX_IPORT_LEN			256
     50#define PR_APTPL_MAX_TPORT_LEN			256
     51
     52/*
     53 *  Function defined in target_core_spc.c
     54 */
     55void spc_gen_naa_6h_vendor_specific(struct se_device *, unsigned char *);
     56
     57extern struct kmem_cache *t10_pr_reg_cache;
     58
     59extern void core_pr_dump_initiator_port(struct t10_pr_registration *,
     60			char *, u32);
     61extern void target_release_reservation(struct se_device *dev);
     62extern sense_reason_t target_scsi2_reservation_release(struct se_cmd *);
     63extern sense_reason_t target_scsi2_reservation_reserve(struct se_cmd *);
     64extern int core_scsi3_alloc_aptpl_registration(
     65			struct t10_reservation *, u64,
     66			unsigned char *, unsigned char *, u64,
     67			unsigned char *, u16, u64, int, int, u8);
     68extern int core_scsi3_check_aptpl_registration(struct se_device *,
     69			struct se_portal_group *, struct se_lun *,
     70			struct se_node_acl *, u64);
     71extern void core_scsi3_free_pr_reg_from_nacl(struct se_device *,
     72					     struct se_node_acl *);
     73extern void core_scsi3_free_all_registrations(struct se_device *);
     74extern unsigned char *core_scsi3_pr_dump_type(int);
     75
     76extern sense_reason_t target_scsi3_emulate_pr_in(struct se_cmd *);
     77extern sense_reason_t target_scsi3_emulate_pr_out(struct se_cmd *);
     78extern sense_reason_t target_check_reservation(struct se_cmd *);
     79
     80#endif /* TARGET_CORE_PR_H */