66 lines · c
1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * Support for s390 CPU measurement counter set diagnostic facility4 *5 * Copyright IBM Corp. 20196 Author(s): Hendrik Brueckner <brueckner@linux.ibm.com>7 * Thomas Richter <tmricht@linux.ibm.com>8 */9#ifndef S390_CPUMCF_KERNEL_H10#define S390_CPUMCF_KERNEL_H11 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 18struct 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 25struct 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#endif66