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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [libmisc/] [cpuuse/] [cpuuse.c] - Rev 173
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/* * CPU Usage Reporter * * COPYRIGHT (c) 1989-1999. 1996. * 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.OARcorp.com/rtems/license.html. * * $Id: cpuuse.c,v 1.2 2001-09-27 12:01:42 chris Exp $ * */ #include <rtems.h> #include <assert.h> #include <stdio.h> #include <string.h> #include <stdlib.h> #include <rtems/cpuuse.h> unsigned32 CPU_usage_Ticks_at_last_reset; /*PAGE * * CPU_usage_Dump */ void CPU_usage_Dump( void ) { unsigned32 i; unsigned32 class_index; Thread_Control *the_thread; Objects_Information *information; unsigned32 u32_name; char name[5]; unsigned32 total_units = 0; for ( class_index = OBJECTS_CLASSES_FIRST ; class_index <= OBJECTS_CLASSES_LAST ; class_index++ ) { information = _Objects_Information_table[ class_index ]; if ( information && information->is_thread ) { for ( i=1 ; i <= information->maximum ; i++ ) { the_thread = (Thread_Control *)information->local_table[ i ]; if ( the_thread ) total_units += the_thread->ticks_executed; } } } printf("CPU Usage by thread\n"); #if defined(unix) || ( CPU_HARDWARE_FP == TRUE ) printf( " ID NAME TICKS PERCENT\n" ); #else printf( " ID NAME TICKS\n" ); #endif for ( class_index = OBJECTS_CLASSES_FIRST ; class_index <= OBJECTS_CLASSES_LAST ; class_index++ ) { information = _Objects_Information_table[ class_index ]; if ( information && information->is_thread ) { for ( i=1 ; i <= information->maximum ; i++ ) { the_thread = (Thread_Control *)information->local_table[ i ]; if ( !the_thread ) continue; u32_name = *(unsigned32 *)the_thread->Object.name; name[ 0 ] = (u32_name >> 24) & 0xff; name[ 1 ] = (u32_name >> 16) & 0xff; name[ 2 ] = (u32_name >> 8) & 0xff; name[ 3 ] = (u32_name >> 0) & 0xff; name[ 4 ] = '\0'; #if defined(unix) || ( CPU_HARDWARE_FP == TRUE ) printf( "0x%08x %4s %8d %5.3f\n", the_thread->Object.id, name, the_thread->ticks_executed, (total_units) ? (double)the_thread->ticks_executed / (double)total_units : (double)total_units ); #else printf( "0x%08x %4s %8d\n", the_thread->Object.id, name, the_thread->ticks_executed ); #endif } } } printf( "\nTicks since last reset = %d\n", _Watchdog_Ticks_since_boot - CPU_usage_Ticks_at_last_reset ); printf( "\nTotal Units = %d\n", total_units ); } /*PAGE * * CPU_usage_Reset */ void CPU_usage_Reset( void ) { unsigned32 i; unsigned32 class_index; Thread_Control *the_thread; Objects_Information *information; CPU_usage_Ticks_at_last_reset = _Watchdog_Ticks_since_boot; for ( class_index = OBJECTS_CLASSES_FIRST ; class_index <= OBJECTS_CLASSES_LAST ; class_index++ ) { information = _Objects_Information_table[ class_index ]; if ( information && information->is_thread ) { for ( i=1 ; i <= information->maximum ; i++ ) { the_thread = (Thread_Control *)information->local_table[ i ]; if ( !the_thread ) continue; the_thread->ticks_executed = 0; } } } }