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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [tests/] [samples/] [ticker/] [system.h] - Rev 30
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/* system.h * * This include file contains information that is included in every * function in the test set. * * COPYRIGHT (c) 1989-1999. * 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: system.h,v 1.2 2001-09-27 12:02:29 chris Exp $ */ #include <rtems.h> /* functions */ rtems_task Init( rtems_task_argument argument ); rtems_task Test_task( rtems_task_argument argument ); /* global variables */ /* * Keep the names and IDs in global variables so another task can use them. */ extern rtems_id Task_id[ 4 ]; /* array of task ids */ extern rtems_name Task_name[ 4 ]; /* array of task names */ /* configuration information */ #include <bsp.h> /* for device driver prototypes */ #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER #define CONFIGURE_MAXIMUM_TASKS 4 #define CONFIGURE_RTEMS_INIT_TASKS_TABLE #define CONFIGURE_EXTRA_TASK_STACKS (3 * RTEMS_MINIMUM_STACK_SIZE) #include <confdefs.h> /* * Handy macros and static inline functions */ /* * Macro to hide the ugliness of printing the time. */ #define print_time(_s1, _tb, _s2) \ do { \ printf( "%s%02d:%02d:%02d %02d/%02d/%04d%s", \ _s1, (_tb)->hour, (_tb)->minute, (_tb)->second, \ (_tb)->month, (_tb)->day, (_tb)->year, _s2 ); \ fflush(stdout); \ } while ( 0 ) /* * Macro to print an task name that is composed of ASCII characters. * */ #define put_name( _name, _crlf ) \ do { \ rtems_unsigned32 c0, c1, c2, c3; \ \ c0 = ((_name) >> 24) & 0xff; \ c1 = ((_name) >> 16) & 0xff; \ c2 = ((_name) >> 8) & 0xff; \ c3 = (_name) & 0xff; \ putchar( (char)c0 ); \ if ( c1 ) putchar( (char)c1 ); \ if ( c2 ) putchar( (char)c2 ); \ if ( c3 ) putchar( (char)c3 ); \ if ( (_crlf) ) \ putchar( '\n' ); \ } while (0) /* * static inline routine to make obtaining ticks per second easier. */ static inline rtems_unsigned32 get_ticks_per_second( void ) { rtems_interval ticks_per_second; (void) rtems_clock_get( RTEMS_CLOCK_GET_TICKS_PER_SECOND, &ticks_per_second ); return ticks_per_second; } /* * This allows us to view the "Test_task" instantiations as a set * of numbered tasks by eliminating the number of application * tasks created. * * In reality, this is too complex for the purposes of this * example. It would have been easier to pass a task argument. :) * But it shows how rtems_id's can sometimes be used. */ #define task_number( tid ) \ ( rtems_get_index( tid ) - \ rtems_configuration_get_rtems_api_configuration()->number_of_initialization_tasks ) /* end of include file */
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