diff options
Diffstat (limited to 'target/linux/ubicom32/files/arch/ubicom32/oprofile/ipProf.h')
| -rw-r--r-- | target/linux/ubicom32/files/arch/ubicom32/oprofile/ipProf.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/target/linux/ubicom32/files/arch/ubicom32/oprofile/ipProf.h b/target/linux/ubicom32/files/arch/ubicom32/oprofile/ipProf.h new file mode 100644 index 000000000..2a785f08d --- /dev/null +++ b/target/linux/ubicom32/files/arch/ubicom32/oprofile/ipProf.h @@ -0,0 +1,39 @@ +#ifndef __IP_PROF_H__ +#define __IP_PROF_H__ + +/* This number MUST match what is used in the ultra configuration! */ +#define IPPROFILETIO_MAX_SAMPLES 600 + +/* Move to .h file used in both; avoid special types */ +struct profile_sample { + unsigned int pc; /* PC value */ + unsigned int parent; /* a5 contents, to find the caller */ + unsigned char cond_codes; /* for branch prediction */ + unsigned char thread; /* I-blocked, D-blocked, + 4-bit thread number */ + unsigned short active; /* which threads are active - + for accurate counting */ + unsigned short blocked; /* which threads are blocked due to + I or D cache misses */ + unsigned int latency; /* CPU clocks since the last message + dispatch in this thread + (thread 0 only for now) */ +}; + + +struct profilenode { + struct devtree_node dn; + volatile unsigned char enabled; /* Is the tio enabled to + take samples? */ + volatile unsigned char busy; /* set when the samples + are being read */ + volatile unsigned int mask; /* Threads that change the MT_EN flag */ + volatile unsigned short rate; /* What is the sampling rate? */ + volatile unsigned short head; /* sample taker puts samples here */ + volatile unsigned short tail; /* packet filler takes samples here */ + volatile unsigned short count; /* number of valid samples */ + volatile unsigned short total; /* Total samples */ + struct profile_sample samples[IPPROFILETIO_MAX_SAMPLES]; +}; + +#endif |