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37 #include "xil_types.h"
38 #include "profile_config.h"
40 #ifdef PROC_MICROBLAZE
41 #include "mblaze_nt_types.h"
48 void _system_init( void ) ;
49 void _system_clean( void ) ;
50 void mcount(u32 frompc, u32 selfpc);
51 void profile_intr_handler( void ) ;
52 void _profile_init( void );
56 /****************************************************************************
57 * Profiling on hardware - Hash table maintained on hardware and data sent
58 * to xmd for gmon.out generation.
59 ****************************************************************************/
61 * histogram counters are unsigned shorts (according to the kernel).
63 #define HISTCOUNTER u16
79 * general rounding functions.
81 #define ROUNDDOWN(x,y) (((x)/(y))*(y))
82 #define ROUNDUP(x,y) ((((x)+(y)-1)/(y))*(y))
85 * The profiling data structures are housed in this structure.
90 /* Histogram Information */
91 u16 *kcount; /* No. of bins in histogram */
92 u32 kcountsize; /* Histogram samples */
94 /* Call-graph Information */
95 struct fromstruct *froms;
100 /* Initialization I/Ps */
107 extern struct gmonparam *_gmonparam;
108 extern s32 n_gmon_sections;
111 * Possible states of profiling.
113 #define GMON_PROF_ON 0
114 #define GMON_PROF_BUSY 1
115 #define GMON_PROF_ERROR 2
116 #define GMON_PROF_OFF 3
119 * Sysctl definitions for extracting profiling information from the kernel.
121 #define GPROF_STATE 0 /* int: profiling enabling variable */
122 #define GPROF_COUNT 1 /* struct: profile tick count buffer */
123 #define GPROF_FROMS 2 /* struct: from location hash bucket */
124 #define GPROF_TOS 3 /* struct: destination/count structure */
125 #define GPROF_GMONPARAM 4 /* struct: profiling parameters (see above) */
131 #endif /* PROFILE_H */