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Moved private types and constants from profile.h to profile.c

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17284 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Bertrik Sikken 2008-04-28 18:41:13 +00:00
parent bff3ddd537
commit cbd7fa40f6
2 changed files with 34 additions and 34 deletions
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33
firmware/profile.c
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@ -57,8 +57,41 @@
#include <system.h>
#include <string.h>
#include <timer.h>
#include <sys/types.h>
#include "profile.h"
/* PFD is Profiled Function Data */
/* Indices are shorts which means that we use 4k of RAM */
#define INDEX_BITS 11 /* What is a reasonable size for this? */
#define INDEX_SIZE 2048 /* 2 ^ INDEX_BITS */
#define INDEX_MASK 0x7FF /* lower INDEX_BITS 1 */
/*
* In the current setup (pfd has 4 longs and 2 shorts) this uses 20k of RAM
* for profiling, and allows for profiling sections of code with up-to
* 1024 function caller->callee pairs
*/
#define NUMPFDS 1024
struct pfd_struct {
void *self_pc;
unsigned long count;
unsigned long time;
unsigned short link;
struct pfd_struct *caller;
};
/* Possible states of profiling */
#define PROF_ON 0x00
#define PROF_BUSY 0x01
#define PROF_ERROR 0x02
#define PROF_OFF 0x03
/* Masks for thread switches */
#define PROF_OFF_THREAD 0x10
#define PROF_ON_THREAD 0x0F
static unsigned short profiling = PROF_OFF;
static size_t recursion_level;
static unsigned short indices[INDEX_SIZE];