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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2007-05-21 20:28:02 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2007-05-21 20:28:02 +0000 |
commit | e49e84c9abd9a67d92fd12ab18794ed1d809f70c (patch) | |
tree | 0dbb7794e3e764fb09123b94d7d2e1d913b60e38 /cpukit/libmisc/cpuuse/cpuusagereset.c | |
parent | 2007-05-21 Joel Sherrill <joel.sherrill@oarcorp.com> (diff) | |
download | rtems-e49e84c9abd9a67d92fd12ab18794ed1d809f70c.tar.bz2 |
2007-05-21 Joel Sherrill <joel.sherrill@oarcorp.com>
* libmisc/Makefile.am, libmisc/cpuuse/README: Split remaining CPU Usage
functionality into multiple files to eliminate unnecessary cohesion.
Update README.
* libmisc/cpuuse/cpuusagereport.c, libmisc/cpuuse/cpuusagereset.c:
New files.
* libmisc/cpuuse/cpuuse.c: Removed.
Diffstat (limited to 'cpukit/libmisc/cpuuse/cpuusagereset.c')
-rw-r--r-- | cpukit/libmisc/cpuuse/cpuusagereset.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/cpukit/libmisc/cpuuse/cpuusagereset.c b/cpukit/libmisc/cpuuse/cpuusagereset.c new file mode 100644 index 0000000000..6622b93c90 --- /dev/null +++ b/cpukit/libmisc/cpuuse/cpuusagereset.c @@ -0,0 +1,50 @@ +/* + * CPU Usage Reporter + * + * COPYRIGHT (c) 1989-2007 + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * $Id$ + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <rtems.h> + +#include <stdlib.h> +#include <ctype.h> +#include <inttypes.h> + +#include <rtems/cpuuse.h> + +static void CPU_usage_Per_thread_handler( + Thread_Control *the_thread +) +{ + #ifdef RTEMS_ENABLE_NANOSECOND_CPU_USAGE_STATISTICS + the_thread->cpu_time_used.tv_sec = 0; + the_thread->cpu_time_used.tv_nsec = 0; + #else + the_thread->ticks_executed = 0; + #endif +} + +/* + * rtems_cpu_usage_reset + */ +void rtems_cpu_usage_reset( void ) +{ + #ifndef RTEMS_ENABLE_NANOSECOND_CPU_USAGE_STATISTICS + extern uint32_t CPU_usage_Ticks_at_last_reset; + + CPU_usage_Ticks_at_last_reset = _Watchdog_Ticks_since_boot; + #endif + + rtems_iterate_over_all_threads(CPU_usage_Per_thread_handler); +} |