128 lines
3.5 KiB
C
128 lines
3.5 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2002 - 2014 Xilinx, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* XILINX BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Except as contained in this notice, the name of the Xilinx shall not be used
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* in advertising or otherwise to promote the sale, use or other dealings in
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* this Software without prior written authorization from Xilinx.
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*
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******************************************************************************/
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#ifndef PROFILE_H
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#define PROFILE_H 1
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#include <stdio.h>
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#include "xil_types.h"
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#include "profile_config.h"
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#ifdef PROC_MICROBLAZE
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#include "mblaze_nt_types.h"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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void _system_init( void ) ;
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void _system_clean( void ) ;
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void mcount(u32 frompc, u32 selfpc);
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void profile_intr_handler( void ) ;
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void _profile_init( void );
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/****************************************************************************
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* Profiling on hardware - Hash table maintained on hardware and data sent
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* to xmd for gmon.out generation.
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****************************************************************************/
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/*
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* histogram counters are unsigned shorts (according to the kernel).
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*/
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#define HISTCOUNTER u16
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struct tostruct {
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u32 selfpc;
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s32 count;
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s16 link;
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u16 pad;
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};
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struct fromstruct {
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u32 frompc ;
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s16 link ;
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u16 pad ;
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} ;
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/*
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* general rounding functions.
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*/
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#define ROUNDDOWN(x,y) (((x)/(y))*(y))
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#define ROUNDUP(x,y) ((((x)+(y)-1)/(y))*(y))
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/*
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* The profiling data structures are housed in this structure.
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*/
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struct gmonparam {
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s32 state;
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/* Histogram Information */
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u16 *kcount; /* No. of bins in histogram */
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u32 kcountsize; /* Histogram samples */
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/* Call-graph Information */
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struct fromstruct *froms;
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u32 fromssize;
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struct tostruct *tos;
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u32 tossize;
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/* Initialization I/Ps */
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u32 lowpc;
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u32 highpc;
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u32 textsize;
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/* u32 cg_froms, */
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/* u32 cg_tos, */
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};
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extern struct gmonparam *_gmonparam;
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extern s32 n_gmon_sections;
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/*
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* Possible states of profiling.
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*/
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#define GMON_PROF_ON 0
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#define GMON_PROF_BUSY 1
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#define GMON_PROF_ERROR 2
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#define GMON_PROF_OFF 3
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/*
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* Sysctl definitions for extracting profiling information from the kernel.
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*/
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#define GPROF_STATE 0 /* int: profiling enabling variable */
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#define GPROF_COUNT 1 /* struct: profile tick count buffer */
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#define GPROF_FROMS 2 /* struct: from location hash bucket */
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#define GPROF_TOS 3 /* struct: destination/count structure */
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#define GPROF_GMONPARAM 4 /* struct: profiling parameters (see above) */
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#ifdef __cplusplus
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}
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#endif
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#endif /* PROFILE_H */
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