dexcr.h (cdd5b5a9761fd66d17586e4f4ba6588c70e640ea) dexcr.h (5bfa66bf86d792bbcc76bc09cf99a2ae9d6e0eec)
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * POWER Dynamic Execution Control Facility (DEXCR)
4 *
5 * This header file contains helper functions and macros
6 * required for all the DEXCR related test cases.
7 */
8#ifndef _SELFTESTS_POWERPC_DEXCR_DEXCR_H

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23 ((((i) >> 3) & 0x1F) << 21 | (a) << 16 | (b) << 11 | (((i) >> 8) & 0x1))
24#define PPC_RAW_HASHST(b, i, a) \
25 str(.long (0x7C0005A4 | PPC_RAW_HASH_ARGS(b, i, a));)
26#define PPC_RAW_HASHCHK(b, i, a) \
27 str(.long (0x7C0005E4 | PPC_RAW_HASH_ARGS(b, i, a));)
28
29bool dexcr_exists(void);
30
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * POWER Dynamic Execution Control Facility (DEXCR)
4 *
5 * This header file contains helper functions and macros
6 * required for all the DEXCR related test cases.
7 */
8#ifndef _SELFTESTS_POWERPC_DEXCR_DEXCR_H

--- 14 unchanged lines hidden (view full) ---

23 ((((i) >> 3) & 0x1F) << 21 | (a) << 16 | (b) << 11 | (((i) >> 8) & 0x1))
24#define PPC_RAW_HASHST(b, i, a) \
25 str(.long (0x7C0005A4 | PPC_RAW_HASH_ARGS(b, i, a));)
26#define PPC_RAW_HASHCHK(b, i, a) \
27 str(.long (0x7C0005E4 | PPC_RAW_HASH_ARGS(b, i, a));)
28
29bool dexcr_exists(void);
30
31bool pr_dexcr_aspect_supported(unsigned long which);
32
33bool pr_dexcr_aspect_editable(unsigned long which);
34
35int pr_get_dexcr(unsigned long pr_aspect);
36
37int pr_set_dexcr(unsigned long pr_aspect, unsigned long ctrl);
38
39unsigned int pr_which_to_aspect(unsigned long which);
40
31bool hashchk_triggers(void);
32
33enum dexcr_source {
34 DEXCR, /* Userspace DEXCR value */
35 HDEXCR, /* Hypervisor enforced DEXCR value */
36 EFFECTIVE, /* Bitwise OR of UDEXCR and ENFORCED DEXCR bits */
37};
38
39unsigned int get_dexcr(enum dexcr_source source);
40
41void await_child_success(pid_t pid);
42
43void hashst(unsigned long lr, void *sp);
44
45void hashchk(unsigned long lr, void *sp);
46
47void do_bad_hashchk(void);
48
49#endif /* _SELFTESTS_POWERPC_DEXCR_DEXCR_H */
41bool hashchk_triggers(void);
42
43enum dexcr_source {
44 DEXCR, /* Userspace DEXCR value */
45 HDEXCR, /* Hypervisor enforced DEXCR value */
46 EFFECTIVE, /* Bitwise OR of UDEXCR and ENFORCED DEXCR bits */
47};
48
49unsigned int get_dexcr(enum dexcr_source source);
50
51void await_child_success(pid_t pid);
52
53void hashst(unsigned long lr, void *sp);
54
55void hashchk(unsigned long lr, void *sp);
56
57void do_bad_hashchk(void);
58
59#endif /* _SELFTESTS_POWERPC_DEXCR_DEXCR_H */