104 lines
3.2 KiB
C
104 lines
3.2 KiB
C
/***********************license start***************
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* Copyright (c) 2011 Cavium Inc. (support@cavium.com). All rights
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* reserved.
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*
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* * Neither the name of Cavium Inc. nor the names of
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* its contributors may be used to endorse or promote products
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* derived from this software without specific prior written
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* permission.
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*
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* This Software, including technical data, may be subject to U.S. export control
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* laws, including the U.S. Export Administration Act and its associated
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* regulations, and may be subject to export or import regulations in other
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* countries.
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*
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* TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
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* AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS OR
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* WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT TO
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* THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY REPRESENTATION OR
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* DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT DEFECTS, AND CAVIUM
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* SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES OF TITLE,
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* MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR PURPOSE, LACK OF
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* VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET POSSESSION OR
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* CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT OF USE OR
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* PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
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*************************license end**************************************/
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/**
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* @file
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*
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* Header file for the event Profiler.
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*
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*/
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#ifndef __CVMX_PROFILER_H__
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#define __CVMX_PROFILER_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define EVENT_PERCPU_BUFFER_SIZE 8192
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#define PADBYTES 24
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#define EVENT_BUFFER_BLOCK "event_block"
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#define EVENT_BUFFER_SIZE EVENT_PERCPU_BUFFER_SIZE * (cvmx_octeon_num_cores() + 1)
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#define EVENT_BUFFER_CONFIG_BLOCK "event_config_block"
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#define EBC_BLOCK_SIZE 256
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typedef struct {
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int core;
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uint32_t pc;
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} cvmx_sample_entry_t;
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typedef struct cpu_event_block {
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int size;
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int sample_read;
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int64_t max_samples;
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int64_t sample_count;
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char *head;
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char *tail;
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char *end;
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char *data;
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} cvmx_cpu_event_block_t;
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typedef struct {
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cvmx_cpu_event_block_t pcpu_blk_info;
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char *pcpu_data;
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} cvmx_ringbuf_t;
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typedef struct config_block {
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int64_t sample_count;
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uint64_t events;
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char *pcpu_base_addr[CVMX_MAX_CORES];
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} cvmx_config_block_t;
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typedef struct event_counter_control_block {
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int32_t read_cfg_blk;
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char *config_blk_base_addr;
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cvmx_config_block_t cfg_blk;
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} event_counter_control_block_t;
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extern void cvmx_update_perfcnt_irq(void);
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extern void cvmx_collect_sample(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __CVMX_PROFILER_H__ */
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