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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1995-05-11 17:39:37 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1995-05-11 17:39:37 +0000 |
commit | ac7d5ef06a6d6e8d84abbd1f0b82162725f98326 (patch) | |
tree | 9304cf759a73f2a1c6fd3191948f00e870af3787 /c/src/tests/mptests/mp14/msgtask1.c | |
download | rtems-ac7d5ef06a6d6e8d84abbd1f0b82162725f98326.tar.bz2 |
Initial revision
Diffstat (limited to 'c/src/tests/mptests/mp14/msgtask1.c')
-rw-r--r-- | c/src/tests/mptests/mp14/msgtask1.c | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/c/src/tests/mptests/mp14/msgtask1.c b/c/src/tests/mptests/mp14/msgtask1.c new file mode 100644 index 0000000000..2a9f6e235b --- /dev/null +++ b/c/src/tests/mptests/mp14/msgtask1.c @@ -0,0 +1,102 @@ +/* Message_queue_task + * + * This task continuously sends messages to and receives messages from + * a global message queue. The message buffer is viewed as an array + * of two sixty-four bit counts which are incremented when a message is + * received. + * + * Input parameters: + * argument - task argument + * + * Output parameters: NONE + * + * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. + * On-Line Applications Research Corporation (OAR). + * All rights assigned to U.S. Government, 1994. + * + * This material may be reproduced by or for the U.S. Government pursuant + * to the copyright license under the clause at DFARS 252.227-7013. This + * notice must appear in all copies of this file and its derivatives. + * + * $Id$ + */ + +#include "system.h" + +rtems_task Message_queue_task( + rtems_task_argument index +) +{ + rtems_status_code status; + rtems_unsigned32 count; + rtems_unsigned32 yield_count; + rtems_unsigned32 *buffer_count; + rtems_unsigned32 *overflow_count; + + Msg_buffer[ index ][0] = 0; + Msg_buffer[ index ][1] = 0; + Msg_buffer[ index ][2] = 0; + Msg_buffer[ index ][3] = 0; + + puts( "Getting ID of msg queue" ); + while ( FOREVER ) { + status = rtems_message_queue_ident( + Queue_name[ 1 ], + RTEMS_SEARCH_ALL_NODES, + &Queue_id[ 1 ] + ); + if ( status == RTEMS_SUCCESSFUL ) + break; + puts( "rtems_message_queue_ident FAILED!!" ); + } + + if ( Multiprocessing_configuration.node == 1 ) { + status = rtems_message_queue_send( + Queue_id[ 1 ], + (long (*)[4])Msg_buffer[ index ] + ); + directive_failed( status, "rtems_message_queue_send" ); + overflow_count = &Msg_buffer[ index ][0]; + buffer_count = &Msg_buffer[ index ][1]; + } else { + overflow_count = &Msg_buffer[ index ][2]; + buffer_count = &Msg_buffer[ index ][3]; + } + + while ( Stop_Test == FALSE ) { + yield_count = 100; + + for ( count=MESSAGE_DOT_COUNT ; Stop_Test == FALSE && count ; count-- ) { + status = rtems_message_queue_receive( + Queue_id[ 1 ], + (long (*)[4])Msg_buffer[ index ], + RTEMS_DEFAULT_OPTIONS, + RTEMS_NO_TIMEOUT + ); + directive_failed( status, "rtems_message_queue_receive" ); + + if ( *buffer_count == (rtems_unsigned32)0xffffffff ) { + *buffer_count = 0; + *overflow_count += 1; + } else + *buffer_count += 1; + + status = rtems_message_queue_send( + Queue_id[ 1 ], + (long (*)[4])Msg_buffer[ index ] + ); + directive_failed( status, "rtems_message_queue_send" ); + + if (Stop_Test == FALSE) + if ( Multiprocessing_configuration.node == 1 && --yield_count == 0 ) { + status = rtems_task_wake_after( RTEMS_YIELD_PROCESSOR ); + directive_failed( status, "rtems_task_wake_after" ); + + yield_count = 100; + } + } + put_dot( 'm' ); + } + + Exit_test(); +} |