forked from luck/tmp_suning_uos_patched
af901ca181
That is "success", "unknown", "through", "performance", "[re|un]mapping" , "access", "default", "reasonable", "[con]currently", "temperature" , "channel", "[un]used", "application", "example","hierarchy", "therefore" , "[over|under]flow", "contiguous", "threshold", "enough" and others. Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
84 lines
3.4 KiB
C
84 lines
3.4 KiB
C
/*
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* Copyright (C) 2002-2003 Hewlett-Packard Co
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* Stephane Eranian <eranian@hpl.hp.com>
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*
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* This file implements the default sampling buffer format
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* for Linux/ia64 perfmon subsystem.
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*/
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#ifndef __PERFMON_DEFAULT_SMPL_H__
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#define __PERFMON_DEFAULT_SMPL_H__ 1
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#define PFM_DEFAULT_SMPL_UUID { \
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0x4d, 0x72, 0xbe, 0xc0, 0x06, 0x64, 0x41, 0x43, 0x82, 0xb4, 0xd3, 0xfd, 0x27, 0x24, 0x3c, 0x97}
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/*
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* format specific parameters (passed at context creation)
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*/
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typedef struct {
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unsigned long buf_size; /* size of the buffer in bytes */
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unsigned int flags; /* buffer specific flags */
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unsigned int res1; /* for future use */
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unsigned long reserved[2]; /* for future use */
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} pfm_default_smpl_arg_t;
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/*
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* combined context+format specific structure. Can be passed
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* to PFM_CONTEXT_CREATE
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*/
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typedef struct {
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pfarg_context_t ctx_arg;
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pfm_default_smpl_arg_t buf_arg;
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} pfm_default_smpl_ctx_arg_t;
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/*
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* This header is at the beginning of the sampling buffer returned to the user.
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* It is directly followed by the first record.
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*/
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typedef struct {
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unsigned long hdr_count; /* how many valid entries */
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unsigned long hdr_cur_offs; /* current offset from top of buffer */
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unsigned long hdr_reserved2; /* reserved for future use */
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unsigned long hdr_overflows; /* how many times the buffer overflowed */
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unsigned long hdr_buf_size; /* how many bytes in the buffer */
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unsigned int hdr_version; /* contains perfmon version (smpl format diffs) */
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unsigned int hdr_reserved1; /* for future use */
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unsigned long hdr_reserved[10]; /* for future use */
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} pfm_default_smpl_hdr_t;
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/*
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* Entry header in the sampling buffer. The header is directly followed
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* with the values of the PMD registers of interest saved in increasing
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* index order: PMD4, PMD5, and so on. How many PMDs are present depends
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* on how the session was programmed.
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*
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* In the case where multiple counters overflow at the same time, multiple
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* entries are written consecutively.
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*
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* last_reset_value member indicates the initial value of the overflowed PMD.
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*/
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typedef struct {
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int pid; /* thread id (for NPTL, this is gettid()) */
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unsigned char reserved1[3]; /* reserved for future use */
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unsigned char ovfl_pmd; /* index of overflowed PMD */
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unsigned long last_reset_val; /* initial value of overflowed PMD */
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unsigned long ip; /* where did the overflow interrupt happened */
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unsigned long tstamp; /* ar.itc when entering perfmon intr. handler */
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unsigned short cpu; /* cpu on which the overflow occured */
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unsigned short set; /* event set active when overflow ocurred */
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int tgid; /* thread group id (for NPTL, this is getpid()) */
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} pfm_default_smpl_entry_t;
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#define PFM_DEFAULT_MAX_PMDS 64 /* how many pmds supported by data structures (sizeof(unsigned long) */
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#define PFM_DEFAULT_MAX_ENTRY_SIZE (sizeof(pfm_default_smpl_entry_t)+(sizeof(unsigned long)*PFM_DEFAULT_MAX_PMDS))
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#define PFM_DEFAULT_SMPL_MIN_BUF_SIZE (sizeof(pfm_default_smpl_hdr_t)+PFM_DEFAULT_MAX_ENTRY_SIZE)
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#define PFM_DEFAULT_SMPL_VERSION_MAJ 2U
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#define PFM_DEFAULT_SMPL_VERSION_MIN 0U
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#define PFM_DEFAULT_SMPL_VERSION (((PFM_DEFAULT_SMPL_VERSION_MAJ&0xffff)<<16)|(PFM_DEFAULT_SMPL_VERSION_MIN & 0xffff))
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#endif /* __PERFMON_DEFAULT_SMPL_H__ */
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