1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Support for s390 CPU measurement counter set diagnostic facility
4 *
5 * Copyright IBM Corp. 2019
6 Author(s): Hendrik Brueckner <brueckner@linux.ibm.com>
7 * Thomas Richter <tmricht@linux.ibm.com>
8 */
9 #ifndef S390_CPUMCF_KERNEL_H
10 #define S390_CPUMCF_KERNEL_H
11
12 #define S390_CPUMCF_DIAG_DEF 0xfeef /* Counter diagnostic entry ID */
13 #define PERF_EVENT_CPUM_CF_DIAG 0xBC000 /* Event: Counter sets */
14 #define PERF_EVENT_CPUM_SF_DIAG 0xBD000 /* Event: Combined-sampling */
15 #define PERF_EVENT_PAI_CRYPTO_ALL 0x1000 /* Event: CRYPTO_ALL */
16 #define PERF_EVENT_PAI_NNPA_ALL 0x1800 /* Event: NNPA_ALL */
17
18 struct cf_ctrset_entry { /* CPU-M CF counter set entry (8 byte) */
19 unsigned int def:16; /* 0-15 Data Entry Format */
20 unsigned int set:16; /* 16-23 Counter set identifier */
21 unsigned int ctr:16; /* 24-39 Number of stored counters */
22 unsigned int res1:16; /* 40-63 Reserved */
23 };
24
25 struct cf_trailer_entry { /* CPU-M CF trailer for raw traces (64 byte) */
26 /* 0 - 7 */
27 union {
28 struct {
29 unsigned int clock_base:1; /* TOD clock base */
30 unsigned int speed:1; /* CPU speed */
31 /* Measurement alerts */
32 unsigned int mtda:1; /* Loss of MT ctr. data alert */
33 unsigned int caca:1; /* Counter auth. change alert */
34 unsigned int lcda:1; /* Loss of counter data alert */
35 };
36 unsigned long flags; /* 0-63 All indicators */
37 };
38 /* 8 - 15 */
39 unsigned int cfvn:16; /* 64-79 Ctr First Version */
40 unsigned int csvn:16; /* 80-95 Ctr Second Version */
41 unsigned int cpu_speed:32; /* 96-127 CPU speed */
42 /* 16 - 23 */
43 unsigned long timestamp; /* 128-191 Timestamp (TOD) */
44 /* 24 - 55 */
45 union {
46 struct {
47 unsigned long progusage1;
48 unsigned long progusage2;
49 unsigned long progusage3;
50 unsigned long tod_base;
51 };
52 unsigned long progusage[4];
53 };
54 /* 56 - 63 */
55 unsigned int mach_type:16; /* Machine type */
56 unsigned int res1:16; /* Reserved */
57 unsigned int res2:32; /* Reserved */
58 };
59
60 #define CPUMF_CTR_SET_BASIC 0 /* Basic Counter Set */
61 #define CPUMF_CTR_SET_USER 1 /* Problem-State Counter Set */
62 #define CPUMF_CTR_SET_CRYPTO 2 /* Crypto-Activity Counter Set */
63 #define CPUMF_CTR_SET_EXT 3 /* Extended Counter Set */
64 #define CPUMF_CTR_SET_MT_DIAG 4 /* MT-diagnostic Counter Set */
65 #endif
66
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