diff options
Diffstat (limited to 'tools/perf/util/s390-cpumcf-kernel.h')
| -rw-r--r-- | tools/perf/util/s390-cpumcf-kernel.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/tools/perf/util/s390-cpumcf-kernel.h b/tools/perf/util/s390-cpumcf-kernel.h new file mode 100644 index 000000000000..d4356030b504 --- /dev/null +++ b/tools/perf/util/s390-cpumcf-kernel.h @@ -0,0 +1,62 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Support for s390 CPU measurement counter set diagnostic facility + * + * Copyright IBM Corp. 2019 + Author(s): Hendrik Brueckner <brueckner@linux.ibm.com> + * Thomas Richter <tmricht@linux.ibm.com> + */ +#ifndef S390_CPUMCF_KERNEL_H +#define S390_CPUMCF_KERNEL_H + +#define S390_CPUMCF_DIAG_DEF 0xfeef /* Counter diagnostic entry ID */ +#define PERF_EVENT_CPUM_CF_DIAG 0xBC000 /* Event: Counter sets */ + +struct cf_ctrset_entry { /* CPU-M CF counter set entry (8 byte) */ + unsigned int def:16; /* 0-15 Data Entry Format */ + unsigned int set:16; /* 16-23 Counter set identifier */ + unsigned int ctr:16; /* 24-39 Number of stored counters */ + unsigned int res1:16; /* 40-63 Reserved */ +}; + +struct cf_trailer_entry { /* CPU-M CF trailer for raw traces (64 byte) */ + /* 0 - 7 */ + union { + struct { + unsigned int clock_base:1; /* TOD clock base */ + unsigned int speed:1; /* CPU speed */ + /* Measurement alerts */ + unsigned int mtda:1; /* Loss of MT ctr. data alert */ + unsigned int caca:1; /* Counter auth. change alert */ + unsigned int lcda:1; /* Loss of counter data alert */ + }; + unsigned long flags; /* 0-63 All indicators */ + }; + /* 8 - 15 */ + unsigned int cfvn:16; /* 64-79 Ctr First Version */ + unsigned int csvn:16; /* 80-95 Ctr Second Version */ + unsigned int cpu_speed:32; /* 96-127 CPU speed */ + /* 16 - 23 */ + unsigned long timestamp; /* 128-191 Timestamp (TOD) */ + /* 24 - 55 */ + union { + struct { + unsigned long progusage1; + unsigned long progusage2; + unsigned long progusage3; + unsigned long tod_base; + }; + unsigned long progusage[4]; + }; + /* 56 - 63 */ + unsigned int mach_type:16; /* Machine type */ + unsigned int res1:16; /* Reserved */ + unsigned int res2:32; /* Reserved */ +}; + +#define CPUMF_CTR_SET_BASIC 0 /* Basic Counter Set */ +#define CPUMF_CTR_SET_USER 1 /* Problem-State Counter Set */ +#define CPUMF_CTR_SET_CRYPTO 2 /* Crypto-Activity Counter Set */ +#define CPUMF_CTR_SET_EXT 3 /* Extended Counter Set */ +#define CPUMF_CTR_SET_MT_DIAG 4 /* MT-diagnostic Counter Set */ +#endif |