213 lines
10 KiB
C
213 lines
10 KiB
C
/***********************license start***************
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* Copyright (c) 2003-2008 Cavium Networks (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 Networks 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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* TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
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* AND WITH ALL FAULTS AND CAVIUM NETWORKS MAKES NO PROMISES, REPRESENTATIONS
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* OR WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH
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* RESPECT TO THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY
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* REPRESENTATION OR DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT
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* DEFECTS, AND CAVIUM SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES
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* OF TITLE, MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR
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* PURPOSE, LACK OF VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET
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* POSSESSION OR CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT
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* OF USE OR PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
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*
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*
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* For any questions regarding licensing please contact marketing@caviumnetworks.com
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*
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***********************license end**************************************/
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#ifndef __CVMX_LOG_H__
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#define __CVMX_LOG_H__
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/**
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* @file
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*
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* cvmx-log supplies a fast log buffer implementation. Each core writes
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* log data to a differnet buffer to avoid synchronization overhead. Function
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* call logging can be turned on with the GCC option "-pg".
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*
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* <hr>$Revision: 41586 $<hr>
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Enumeration of all supported performance counter types
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*/
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typedef enum
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{
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CVMX_LOG_PERF_CNT_NONE = 0, /**< Turn off the performance counter */
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CVMX_LOG_PERF_CNT_CLK = 1, /**< Conditionally clocked cycles (as opposed to count/cvm_count which count even with no clocks) */
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CVMX_LOG_PERF_CNT_ISSUE = 2, /**< Instructions issued but not retired */
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CVMX_LOG_PERF_CNT_RET = 3, /**< Instructions retired */
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CVMX_LOG_PERF_CNT_NISSUE = 4, /**< Cycles no issue */
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CVMX_LOG_PERF_CNT_SISSUE = 5, /**< Cycles single issue */
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CVMX_LOG_PERF_CNT_DISSUE = 6, /**< Cycles dual issue */
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CVMX_LOG_PERF_CNT_IFI = 7, /**< Cycle ifetch issued (but not necessarily commit to pp_mem) */
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CVMX_LOG_PERF_CNT_BR = 8, /**< Branches retired */
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CVMX_LOG_PERF_CNT_BRMIS = 9, /**< Branch mispredicts */
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CVMX_LOG_PERF_CNT_J = 10, /**< Jumps retired */
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CVMX_LOG_PERF_CNT_JMIS = 11, /**< Jumps mispredicted */
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CVMX_LOG_PERF_CNT_REPLAY = 12, /**< Mem Replays */
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CVMX_LOG_PERF_CNT_IUNA = 13, /**< Cycles idle due to unaligned_replays */
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CVMX_LOG_PERF_CNT_TRAP = 14, /**< trap_6a signal */
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CVMX_LOG_PERF_CNT_UULOAD = 16, /**< Unexpected unaligned loads (REPUN=1) */
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CVMX_LOG_PERF_CNT_UUSTORE = 17, /**< Unexpected unaligned store (REPUN=1) */
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CVMX_LOG_PERF_CNT_ULOAD = 18, /**< Unaligned loads (REPUN=1 or USEUN=1) */
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CVMX_LOG_PERF_CNT_USTORE = 19, /**< Unaligned store (REPUN=1 or USEUN=1) */
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CVMX_LOG_PERF_CNT_EC = 20, /**< Exec clocks(must set CvmCtl[DISCE] for accurate timing) */
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CVMX_LOG_PERF_CNT_MC = 21, /**< Mul clocks(must set CvmCtl[DISCE] for accurate timing) */
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CVMX_LOG_PERF_CNT_CC = 22, /**< Crypto clocks(must set CvmCtl[DISCE] for accurate timing) */
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CVMX_LOG_PERF_CNT_CSRC = 23, /**< Issue_csr clocks(must set CvmCtl[DISCE] for accurate timing) */
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CVMX_LOG_PERF_CNT_CFETCH = 24, /**< Icache committed fetches (demand+prefetch) */
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CVMX_LOG_PERF_CNT_CPREF = 25, /**< Icache committed prefetches */
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CVMX_LOG_PERF_CNT_ICA = 26, /**< Icache aliases */
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CVMX_LOG_PERF_CNT_II = 27, /**< Icache invalidates */
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CVMX_LOG_PERF_CNT_IP = 28, /**< Icache parity error */
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CVMX_LOG_PERF_CNT_CIMISS = 29, /**< Cycles idle due to imiss (must set CvmCtl[DISCE] for accurate timing) */
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CVMX_LOG_PERF_CNT_WBUF = 32, /**< Number of write buffer entries created */
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CVMX_LOG_PERF_CNT_WDAT = 33, /**< Number of write buffer data cycles used (may need to set CvmCtl[DISCE] for accurate counts) */
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CVMX_LOG_PERF_CNT_WBUFLD = 34, /**< Number of write buffer entries forced out by loads */
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CVMX_LOG_PERF_CNT_WBUFFL = 35, /**< Number of cycles that there was no available write buffer entry (may need to set CvmCtl[DISCE] and CvmMemCtl[MCLK] for accurate counts) */
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CVMX_LOG_PERF_CNT_WBUFTR = 36, /**< Number of stores that found no available write buffer entries */
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CVMX_LOG_PERF_CNT_BADD = 37, /**< Number of address bus cycles used (may need to set CvmCtl[DISCE] for accurate counts) */
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CVMX_LOG_PERF_CNT_BADDL2 = 38, /**< Number of address bus cycles not reflected (i.e. destined for L2) (may need to set CvmCtl[DISCE] for accurate counts) */
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CVMX_LOG_PERF_CNT_BFILL = 39, /**< Number of fill bus cycles used (may need to set CvmCtl[DISCE] for accurate counts) */
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CVMX_LOG_PERF_CNT_DDIDS = 40, /**< Number of Dstream DIDs created */
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CVMX_LOG_PERF_CNT_IDIDS = 41, /**< Number of Istream DIDs created */
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CVMX_LOG_PERF_CNT_DIDNA = 42, /**< Number of cycles that no DIDs were available (may need to set CvmCtl[DISCE] and CvmMemCtl[MCLK] for accurate counts) */
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CVMX_LOG_PERF_CNT_LDS = 43, /**< Number of load issues */
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CVMX_LOG_PERF_CNT_LMLDS = 44, /**< Number of local memory load */
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CVMX_LOG_PERF_CNT_IOLDS = 45, /**< Number of I/O load issues */
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CVMX_LOG_PERF_CNT_DMLDS = 46, /**< Number of loads that were not prefetches and missed in the cache */
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CVMX_LOG_PERF_CNT_STS = 48, /**< Number of store issues */
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CVMX_LOG_PERF_CNT_LMSTS = 49, /**< Number of local memory store issues */
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CVMX_LOG_PERF_CNT_IOSTS = 50, /**< Number of I/O store issues */
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CVMX_LOG_PERF_CNT_IOBDMA = 51, /**< Number of IOBDMAs */
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CVMX_LOG_PERF_CNT_DTLB = 53, /**< Number of dstream TLB refill, invalid, or modified exceptions */
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CVMX_LOG_PERF_CNT_DTLBAD = 54, /**< Number of dstream TLB address errors */
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CVMX_LOG_PERF_CNT_ITLB = 55, /**< Number of istream TLB refill, invalid, or address error exceptions */
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CVMX_LOG_PERF_CNT_SYNC = 56, /**< Number of SYNC stall cycles (may need to set CvmCtl[DISCE] for accurate counts) */
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CVMX_LOG_PERF_CNT_SYNCIOB = 57, /**< Number of SYNCIOBDMA stall cycles (may need to set CvmCtl[DISCE] for accurate counts) */
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CVMX_LOG_PERF_CNT_SYNCW = 58, /**< Number of SYNCWs */
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} cvmx_log_perf_event_t;
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/**
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* Structure of the performance counter control register
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*/
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typedef union
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{
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uint32_t u32;
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struct
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{
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uint32_t M : 1;
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uint32_t W : 1;
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uint32_t reserved: 19;
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cvmx_log_perf_event_t event : 6;
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uint32_t IE : 1;
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uint32_t U : 1;
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uint32_t S : 1;
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uint32_t K : 1;
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uint32_t EX : 1;
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} s;
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} cvmx_log_perf_control_t;
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/*
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* Add CVMX_LOG_DISABLE_PC_LOGGING as an attribute to and function prototype
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* that you don't want logged when the gcc option "-pg" is supplied. We
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* use it on the cvmx-log functions since it is pointless to log the
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* calling of a function than in itself writes to the log.
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*/
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#define CVMX_LOG_DISABLE_PC_LOGGING __attribute__((no_instrument_function))
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/**
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* Log a constant printf style format string with 0 to 4
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* arguments. The string must persist until the log is read,
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* but the parameters are copied into the log.
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*
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* @param format Constant printf style format string.
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* @param numberx 64bit argument to the printf format string
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*/
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void cvmx_log_printf0(const char *format) CVMX_LOG_DISABLE_PC_LOGGING;
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void cvmx_log_printf1(const char *format, uint64_t number1) CVMX_LOG_DISABLE_PC_LOGGING;
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void cvmx_log_printf2(const char *format, uint64_t number1, uint64_t number2) CVMX_LOG_DISABLE_PC_LOGGING;
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void cvmx_log_printf3(const char *format, uint64_t number1, uint64_t number2, uint64_t number3) CVMX_LOG_DISABLE_PC_LOGGING;
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void cvmx_log_printf4(const char *format, uint64_t number1, uint64_t number2, uint64_t number3, uint64_t number4) CVMX_LOG_DISABLE_PC_LOGGING;
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/**
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* Log an arbitrary block of 64bit words. At most 255 64bit
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* words can be logged. The words are copied into the log.
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*
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* @param size_in_dwords
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* Number of 64bit dwords to copy into the log.
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* @param data Array of 64bit dwords to copy
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*/
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void cvmx_log_data(uint64_t size_in_dwords, const uint64_t *data) CVMX_LOG_DISABLE_PC_LOGGING;
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/**
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* Log a structured data object. Post processing will use the
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* debugging information in the ELF file to determine how to
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* display the structure. Max of 2032 bytes.
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*
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* Example:
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* cvmx_log_structure("cvmx_wqe_t", work, sizeof(*work));
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*
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* @param type C typedef expressed as a string. This will be used to
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* lookup the structure in the debugging infirmation.
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* @param data Data to be written to the log.
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* @param size_in_bytes
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* Size if the data in bytes. Normally you'll use the
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* sizeof() operator here.
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*/
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void cvmx_log_structure(const char *type, void *data, int size_in_bytes) CVMX_LOG_DISABLE_PC_LOGGING;
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/**
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* Setup the mips performance counters
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*
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* @param counter1 Event type for counter 1
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* @param counter2 Event type for counter 2
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*/
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void cvmx_log_perf_setup(cvmx_log_perf_event_t counter1, cvmx_log_perf_event_t counter2);
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/**
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* Log the performance counters
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*/
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void cvmx_log_perf(void) CVMX_LOG_DISABLE_PC_LOGGING;
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/**
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* Display the current log in a human readable format.
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*/
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void cvmx_log_display(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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