flash_v2: packages/kernel/current/tests/stress

annotate packages/kernel/current/tests/stress_threads.c @ 40:a3cc6665b684 ecos-sw-1999-10-01

Merge from eCos master repository on 1999-10-01-07:47:04-BST

author	jlarmour
date	Fri, 01 Oct 1999 13:25:47 +0000
parents	e7ba79f6d3a8
children	7a6ac9edc838

rev	line source
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	1 //==========================================================================
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	2 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	3 // stress_threads.cxx
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	4 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	5 // Basic thread stress test
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	6 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	7 //==========================================================================
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	8 //####COPYRIGHTBEGIN####
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	9 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	10 // -------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	11 // The contents of this file are subject to the Cygnus eCos Public License
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	12 // Version 1.0 (the "License"); you may not use this file except in
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	13 // compliance with the License. You may obtain a copy of the License at
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	14 // http://sourceware.cygnus.com/ecos
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	15 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	16 // Software distributed under the License is distributed on an "AS IS"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	18 // License for the specific language governing rights and limitations under
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	19 // the License.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	20 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	21 // The Original Code is eCos - Embedded Cygnus Operating System, released
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	22 // September 30, 1998.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	23 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	24 // The Initial Developer of the Original Code is Cygnus. Portions created
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	25 // by Cygnus are Copyright (C) 1998,1999 Cygnus Solutions. All Rights Reserved.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	26 // -------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	27 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	28 //####COPYRIGHTEND####
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	29 //==========================================================================
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	30 //#####DESCRIPTIONBEGIN####
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	31 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	32 // Author(s): rosalia
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	33 // Contributors: rosalia, jskov
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	34 // Date: 1999-04-13
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	35 // Description: Very simple thread stress test, with some memory
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	36 // allocation and alarm handling.
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	37 //
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	38 // Notes:
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	39 // If client_makes_request is big, it means that there are made many more
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	40 // client requests than can be serviced. Consequently, clients are wasting
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	41 // CPU time and should be sleeping more.
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	42 //
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	43 // The list of handler invocations show how many threads are running
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	44 // at the same time. The more powerful the CPU, the more the numbers
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	45 // should spread out.
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	46 //####DESCRIPTIONEND####
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	47
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	48 #include <pkgconf/system.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	49 #include <cyg/infra/testcase.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	50
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	51 #include <cyg/hal/hal_arch.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	52
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	53 #if defined(CYGPKG_KERNEL) && defined(CYGPKG_IO) && defined(CYGPKG_LIBC)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	54
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	55 #include <pkgconf/kernel.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	56 #include <pkgconf/libc.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	57
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	58 #if defined(CYGFUN_KERNEL_API_C)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	59
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	60 #include <cyg/kernel/kapi.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	61
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	62 #ifdef CYGPKG_LIBC_STDIO
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	63
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	64 #include <stdio.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	65 #include <stdlib.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	66
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	67 #if defined(CYGPKG_LIBM)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	68
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	69 #include <math.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	70 #include <assert.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	71
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	72 #include <cyg/kernel/test/stackmon.h>
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	73
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	74 #if defined(CYGFUN_KERNEL_THREADS_TIMER)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	75 #if defined(CYGPKG_LIBC_MALLOC)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	76
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	77 /* if TIME_LIMIT is defined, it represents the number of seconds this
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	78 test should last; if it is undefined the test will go forever */
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	79 #define DEATH_TIME_LIMIT 20
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	80 /* #undef DEATH_TIME_LIMIT */
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	81
22 53104bbd5f99 Merge from eCos master repository on 1999-07-09-05:47:06-BST jlarmour parents: 10 diff changeset	82 // STACK_SIZE is typical +2kB for printf family calls which use big
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	83 // auto variables. Add more for handler which calls perform_stressful_tasks()
22 53104bbd5f99 Merge from eCos master repository on 1999-07-09-05:47:06-BST jlarmour parents: 10 diff changeset	84 #define STACK_SIZE (2*1024 + CYGNUM_HAL_STACK_SIZE_TYPICAL)
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	85 #define STACK_SIZE_HANDLER (4*1024 + CYGNUM_HAL_STACK_SIZE_TYPICAL)
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	86
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	87 #define N_MAIN 1
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	88
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	89 //-----------------------------------------------------------------------
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	90 // Some targets need to define a smaller number of handlers due to
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	91 // memory restrictions.
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	92 #ifdef CYGPKG_HAL_ARM_AEB
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	93 #define MAX_HANDLERS 4
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	94 #define N_LISTENERS 1
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	95 #define N_CLIENTS 1
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	96 #define N_THREADS (N_MAIN+MAX_HANDLERS+N_LISTENERS+N_CLIENTS)
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	97
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	98 #undef STACK_SIZE
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	99 #undef STACK_SIZE_HANDLER
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	100 #define STACK_SIZE (1024 + CYGNUM_HAL_STACK_SIZE_TYPICAL)
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	101 #define STACK_SIZE_HANDLER (1024 + CYGNUM_HAL_STACK_SIZE_TYPICAL)
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	102 #endif
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	103
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	104 //-----------------------------------------------------------------------
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	105 // If no target specific definitions, use defaults
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	106 #ifndef MAX_HANDLERS
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	107 #define MAX_HANDLERS 19
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	108 #define N_LISTENERS 4
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	109 #define N_CLIENTS 4
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	110 #define N_THREADS (N_MAIN+MAX_HANDLERS+N_LISTENERS+N_CLIENTS)
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	111 #endif
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	112
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	113 /* Allocate priorities in this order. This ensures that handlers
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	114 (which are the ones using the CPU) get enough CPU time to actually
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	115 complete their tasks. */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	116 //#define P_MAIN 0 // This is defined by libc
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	117 #define P_MAIN_PROGRAM 1
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	118 #define P_BASE_HANDLER 2
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	119 #define P_BASE_LISTENER (P_BASE_HANDLER+MAX_HANDLERS)
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	120 #define P_BASE_CLIENT (P_BASE_LISTENER+N_LISTENERS)
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	121 #define P_MAX (P_BASE_CLIENT+N_CLIENTS)
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	122
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	123
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	124 #if (CYGNUM_KERNEL_SCHED_PRIORITIES >= (P_MAX))
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	125
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	126 /* if we use the bitmap scheduler we must make sure we don't use the
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	127 same priority more than once, so we must store those already in use */
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	128 static volatile char priority_in_use[P_MAX];
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	129
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	130 /* now declare (and allocate space for) some kernel objects, like the
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	131 threads we will use */
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	132 cyg_thread main_thread_s;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	133 cyg_thread handler_thread_s[MAX_HANDLERS];
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	134 cyg_thread listener_thread_s[N_LISTENERS];
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	135 cyg_thread client_thread_s[N_CLIENTS];
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	136
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	137 /* space for stacks for all threads */
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	138 char main_stack[STACK_SIZE];
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	139 char handler_stack[MAX_HANDLERS][STACK_SIZE_HANDLER];
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	140 char listener_stack[N_LISTENERS][STACK_SIZE];
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	141 char client_stack[N_CLIENTS][STACK_SIZE];
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	142
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	143 /* now the handles for the threads */
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	144 cyg_handle_t mainH;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	145 cyg_handle_t handlerH[MAX_HANDLERS];
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	146 cyg_handle_t listenerH[N_LISTENERS];
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	147 cyg_handle_t clientH[N_CLIENTS];
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	148
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	149 /* space for thread names */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	150 char thread_name[P_MAX][20];
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	151
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	152 /* and now variables for the procedure which is the thread */
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	153 cyg_thread_entry_t main_program, client_program, listener_program,
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	154 handler_program;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	155
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	156 /* a few mutexes used in the code */
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	157 cyg_mutex_t client_request_lock, handler_slot_lock, statistics_print_lock,
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	158 free_handler_lock;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	159
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	160 /* global variables with which the handler IDs and thread priorities
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	161 to free are communicated from handlers to main_program. Access to
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	162 these are protected by free_handler_lock. An id of -1 means the
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	163 that the variables are empty. */
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	164 volatile int free_handler_pri = 0;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	165 volatile int free_handler_id = -1;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	166
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	167 /* a global variable with which the client and server coordinate */
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	168 volatile int client_makes_request = 0;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	169
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	170 /* if this is true, clients will not make requests */
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	171 volatile int clients_paused = 0;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	172
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	173
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	174 /* indicates that it's time to print out a report */
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	175 volatile int time_to_report = 0;
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	176 /* print status after a delay of this many secs. */
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	177 int time_report_delay;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	178
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	179 /* now application-specific variables */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	180 /* an array that stores whether the handler threads are in use */
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	181 volatile int handler_thread_in_use[MAX_HANDLERS];
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	182 /* total count of active handlers */
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	183 volatile int handler_thread_in_use_count;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	184
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	185
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	186 /*** statistics-gathering variables ***/
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	187 struct s_statistics {
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	188 /* store the number of times each handler has been invoked */
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	189 unsigned long handler_invocation_histogram[MAX_HANDLERS];
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	190
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	191 /* store how many times malloc has been attempted and how many times
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	192 it has failed */
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	193 unsigned long malloc_tries, malloc_failures;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	194
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	195 /* how many threads have been created */
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	196 unsigned long thread_creations, thread_exits;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	197 };
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	198
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	199 struct s_statistics statistics;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	200
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	201 /* some function prototypes; those with the sc_ prefix are
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	202 "statistics-collecting" versions of the cyg_ primitives */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	203 void sc_thread_create(
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	204 cyg_addrword_t sched_info, /* scheduling info (eg pri) */
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	205 cyg_thread_entry_t entry, / entry point function */
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	206 cyg_addrword_t entry_data, /* entry data */
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	207 char name, / optional thread name */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	208 void stack_base, / stack base, NULL = alloc */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	209 cyg_ucount32 stack_size, /* stack size, 0 = default */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	210 cyg_handle_t handle, / returned thread handle */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	211 cyg_thread thread / put thread here */
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	212 );
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	213
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	214 void start_handler(void);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	215 void stop_handler(int handler_id, int handler_pri);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	216 void perform_stressful_tasks(void);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	217 void permute_array(char a[], int size, int seed);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	218 void setup_death_alarm(cyg_addrword_t data, cyg_handle_t *deathHp,
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	219 cyg_alarm death_alarm_p, int killed_p);
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	220 void print_statistics(int print_full);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	221
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	222 /* we need to declare the alarm handling function (which is defined
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	223 below), so that we can pass it to cyg_alarm_initialize() */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	224 cyg_alarm_t report_alarm_func, death_alarm_func;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	225
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	226 /* handle and alarm for the report alarm */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	227 cyg_handle_t report_alarmH, counterH, system_clockH;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	228 cyg_alarm report_alarm;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	229
22 53104bbd5f99 Merge from eCos master repository on 1999-07-09-05:47:06-BST jlarmour parents: 10 diff changeset	230 /* main launches all the threads of the test */
53104bbd5f99 Merge from eCos master repository on 1999-07-09-05:47:06-BST jlarmour parents: 10 diff changeset	231 int
53104bbd5f99 Merge from eCos master repository on 1999-07-09-05:47:06-BST jlarmour parents: 10 diff changeset	232 main(void)
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	233 {
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	234 int i;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	235
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	236 CYG_TEST_INIT();
40 a3cc6665b684 Merge from eCos master repository on 1999-10-01-07:47:04-BST jlarmour parents: 38 diff changeset	237 CYG_TEST_INFO("Stress threads test compiled on " __DATE__);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	238
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	239 cyg_mutex_init(&client_request_lock);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	240 cyg_mutex_init(&statistics_print_lock);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	241 cyg_mutex_init(&free_handler_lock);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	242
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	243 /* initialize statistics */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	244 memset(&statistics, 0, sizeof(statistics));
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	245
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	246 /* clear priority table */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	247 for (i = 0; i < sizeof(priority_in_use); i++)
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	248 priority_in_use[i] = 0;
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	249
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	250 /* initialize main thread */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	251 {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	252 sc_thread_create(P_MAIN_PROGRAM, main_program, (cyg_addrword_t) 0,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	253 "main_program", (void *) main_stack, STACK_SIZE,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	254 &mainH, &main_thread_s);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	255 priority_in_use[P_MAIN_PROGRAM]++;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	256 }
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	257
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	258 /* initialize all handler threads to not be in use */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	259 for (i = 0; i < MAX_HANDLERS; ++i) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	260 handler_thread_in_use[i] = 0;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	261 }
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	262 handler_thread_in_use_count = 0;
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	263 for (i = 0; i < N_LISTENERS; ++i) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	264 int prio = P_BASE_LISTENER + i;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	265 char* name = &thread_name[prio][0];
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	266 sprintf(name, "listener-%02d/%02d", i, prio);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	267 sc_thread_create(prio, listener_program, (cyg_addrword_t) i,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	268 name, (void *) listener_stack[i], STACK_SIZE,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	269 &listenerH[i], &listener_thread_s[i]);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	270 CYG_ASSERT(0 == priority_in_use[prio], "Priority already in use!");
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	271 priority_in_use[prio]++;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	272 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	273 for (i = 0; i < N_CLIENTS; ++i) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	274 int prio = P_BASE_CLIENT + i;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	275 char* name = &thread_name[prio][0];
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	276 sprintf(name, "client-%02d/%02d", i, prio);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	277 sc_thread_create(prio, client_program, (cyg_addrword_t) i,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	278 name, (void *) client_stack[i], STACK_SIZE,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	279 &(clientH[i]), &client_thread_s[i]);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	280 CYG_ASSERT(0 == priority_in_use[prio], "Priority already in use!");
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	281 priority_in_use[prio]++;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	282 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	283
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	284 cyg_thread_resume(mainH);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	285 for (i = 0; i < N_CLIENTS; ++i) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	286 cyg_thread_resume(clientH[i]);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	287 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	288 for (i = 0; i < N_LISTENERS; ++i) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	289 cyg_thread_resume(listenerH[i]);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	290 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	291
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	292 /* set up the alarm which gives periodic wakeups to say "time to
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	293 print a report */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	294 system_clockH = cyg_real_time_clock();
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	295 cyg_clock_to_counter(system_clockH, &counterH);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	296
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	297 cyg_alarm_create(counterH, report_alarm_func,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	298 (cyg_addrword_t) 4000,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	299 &report_alarmH, &report_alarm);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	300 if (cyg_test_is_simulator) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	301 time_report_delay = 2;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	302 } else {
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	303 time_report_delay = 60;
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	304 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	305
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	306 cyg_alarm_initialize(report_alarmH, cyg_current_time()+200,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	307 time_report_delay*100);
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	308
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	309 return 0;
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	310 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	311
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	312 /* main_program() -- frees resources and prints status. */
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	313 void main_program(cyg_addrword_t data)
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	314 {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	315 #ifdef DEATH_TIME_LIMIT
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	316 cyg_handle_t deathH;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	317 cyg_alarm death_alarm;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	318 int is_dead = 0;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	319
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	320 setup_death_alarm(0, &deathH, &death_alarm, &is_dead);
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	321 #endif /* DEATH_TIME_LIMIT */
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	322
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	323 for (;;) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	324 int handler_id = -1;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	325 int handler_pri = 0;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	326
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	327 cyg_mutex_lock(&free_handler_lock); {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	328 // If any handler has left its ID, copy the ID and
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	329 // priority values to local variables, and free up the
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	330 // global communication variables again.
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	331 if (-1 != free_handler_id) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	332 handler_id = free_handler_id;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	333 handler_pri = free_handler_pri;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	334 free_handler_id = -1;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	335 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	336 } cyg_mutex_unlock(&free_handler_lock);
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	337
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	338 if (-1 != handler_id) {
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	339 stop_handler(handler_id, handler_pri);
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	340 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	341
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	342 // If it's time to report status or quit, set pause flag and
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	343 // keep looping until all handlers have stopped.
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	344 if (time_to_report) {
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	345 // Pause clients
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	346 cyg_mutex_lock(&client_request_lock); {
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	347 clients_paused = 1;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	348 } cyg_mutex_unlock(&client_request_lock);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	349
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	350 // When all handlers have stopped, we can print statistics
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	351 // knowing that all (handler allocated) resources should have
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	352 // been freed. That is, we should be able to determine leaks.
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	353 if (0 == handler_thread_in_use_count) {
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	354 print_statistics(0);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	355
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	356 // We've done the printing now. Resume the system.
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	357 time_to_report = 0;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	358 cyg_mutex_lock(&client_request_lock); {
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	359 clients_paused = 0;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	360 } cyg_mutex_unlock(&client_request_lock);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	361 }
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	362 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	363
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	364 #ifdef DEATH_TIME_LIMIT
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	365 // Stop test if time. We don't care about resource state here
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	366 // since we've only run for a limited time anyway.
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	367 if (is_dead) {
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	368 print_statistics(1);
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	369 CYG_TEST_PASS_FINISH("Kernel thread stress test OK");
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	370 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	371 #endif /* DEATH_TIME_LIMIT */
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	372
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	373 cyg_thread_delay(3);
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	374 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	375 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	376
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	377 /* client_program() -- an obnoxious client which makes a lot of requests */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	378 void client_program(cyg_addrword_t data)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	379 {
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	380 int delay;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	381
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	382 system_clockH = cyg_real_time_clock();
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	383 cyg_clock_to_counter(system_clockH, &counterH);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	384
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	385 for (;;) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	386 delay = (rand() % 20);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	387
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	388 /* now send a request to the server */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	389 cyg_mutex_lock(&client_request_lock); {
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	390 if (0 == clients_paused)
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	391 client_makes_request++;
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	392 } cyg_mutex_unlock(&client_request_lock);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	393
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	394 cyg_thread_delay(10+delay);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	395 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	396 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	397
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	398 /* listener_program() -- listens for a request and spawns a handler to
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	399 take care of the request */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	400 void listener_program(cyg_addrword_t data)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	401 {
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	402 for (;;) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	403 int make_request = 0;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	404 cyg_mutex_lock(&client_request_lock); {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	405 if (client_makes_request > 0) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	406 --client_makes_request;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	407 make_request = 1;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	408 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	409 } cyg_mutex_unlock(&client_request_lock);
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	410
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	411 if (make_request)
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	412 start_handler();
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	413
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	414 cyg_thread_delay(2 + (rand() % 10));
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	415 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	416 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	417
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	418 /* handler_program() -- is spawned to handle each incoming request */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	419 void handler_program(cyg_addrword_t data)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	420 {
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	421 /* here is where we perform specific stressful tasks */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	422 perform_stressful_tasks();
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	423
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	424 cyg_thread_delay(4 + (int) (0.5*log(1.0 + fabs((rand() % 1000000)))));
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	425
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	426 {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	427 // Loop until the handler id and priority can be communicated to
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	428 // the main_program.
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	429 int freed = 0;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	430 do {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	431 cyg_mutex_lock(&free_handler_lock); {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	432 if (-1 == free_handler_id) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	433 free_handler_id = data;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	434 free_handler_pri = P_BASE_HANDLER+(int) data;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	435 freed = 1;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	436 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	437 } cyg_mutex_unlock(&free_handler_lock);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	438 if (!freed)
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	439 cyg_thread_delay(2);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	440 } while (!freed);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	441 }
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	442
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	443 // Then exit.
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	444 cyg_thread_exit();
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	445 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	446
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	447 /* start a new handler */
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	448 void start_handler(void)
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	449 {
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	450 int prio;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	451 char* name;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	452 int handler_slot;
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	453 int found = 0;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	454
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	455 while (!found) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	456 cyg_mutex_lock(&handler_slot_lock); {
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	457 for (handler_slot = 0; handler_slot < MAX_HANDLERS;++handler_slot){
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	458 if (!handler_thread_in_use[handler_slot]) {
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	459 found = 1;
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	460 handler_thread_in_use[handler_slot]++;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	461 handler_thread_in_use_count++;
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	462 break;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	463 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	464 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	465 } cyg_mutex_unlock(&handler_slot_lock);
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	466 if (!found)
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	467 cyg_thread_delay(1);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	468 }
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	469
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	470 CYG_ASSERT(1 == handler_thread_in_use[handler_slot],
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	471 "Handler usage count wrong!");
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	472
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	473 prio = P_BASE_HANDLER+handler_slot;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	474 CYG_ASSERT(0 == priority_in_use[prio], "Priority already in use!");
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	475 priority_in_use[prio]++;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	476
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	477 name = &thread_name[prio][0];
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	478 sprintf(name, "handler-%02d/%02d", handler_slot, prio);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	479
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	480 sc_thread_create(prio, handler_program,
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	481 (cyg_addrword_t) handler_slot,
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	482 name, (void *) handler_stack[handler_slot],
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	483 STACK_SIZE_HANDLER, &handlerH[handler_slot],
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	484 &handler_thread_s[handler_slot]);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	485 cyg_thread_resume(handlerH[handler_slot]);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	486 ++statistics.handler_invocation_histogram[handler_slot];
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	487 }
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	488
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	489 /* free a locked handler thread */
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	490 void stop_handler(int handler_id, int handler_pri)
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	491 {
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	492 // Finally delete the handler thread. This must be done in a
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	493 // loop, waiting for the call to return true. If it returns
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	494 // false, go to sleep for a bit, so the killed thread gets a
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	495 // chance to run and complete its business.
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	496 while (!cyg_thread_delete(handlerH[handler_id])) {
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	497 cyg_thread_delay(1);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	498 }
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	499 ++statistics.thread_exits;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	500
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	501 // Free the handler resources.
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	502 cyg_mutex_lock(&handler_slot_lock); {
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	503 handler_thread_in_use[handler_id]--;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	504 handler_thread_in_use_count--;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	505 priority_in_use[handler_pri]--;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	506 CYG_ASSERT(0 == priority_in_use[handler_pri],
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	507 "Priority not in use!");
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	508 CYG_ASSERT(0 == handler_thread_in_use[handler_id],
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	509 "Handler not in use!");
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	510 CYG_ASSERT(0 <= handler_thread_in_use_count,
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	511 "Stopped more handlers than was started!");
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	512 } cyg_mutex_unlock(&handler_slot_lock);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	513
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	514 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	515
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	516
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	517 /* do things which will stress the system */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	518 void perform_stressful_tasks()
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	519 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	520 #define MAX_MALLOCED_SPACES 100 /* do this many mallocs at most */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	521 #define MALLOCED_BASE_SIZE 1 /* basic size in bytes */
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	522 char *spaces[MAX_MALLOCED_SPACES];
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	523 int sizes[MAX_MALLOCED_SPACES];
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	524 unsigned int i, j, size;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	525
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	526 cyg_uint8 pool_space[10][100];
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	527 cyg_handle_t mempool_handles[10];
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	528 cyg_mempool_fix mempool_objects[10];
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	529
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	530 /* here I use malloc, which uses the kernel's variable memory pools.
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	531 note that malloc/free is a bit simple-minded here: it does not
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	532 try to really fragment things, and it does not try to make the
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	533 allocation/deallocation concurrent with other thread execution
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	534 (although I'm about to throw in a yield()) */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	535 for (i = 0; i < MAX_MALLOCED_SPACES; ++i) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	536 ++statistics.malloc_tries;
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	537 size = (i2+1)MALLOCED_BASE_SIZE;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	538 spaces[i] = (char *) malloc(size);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	539 sizes[i] = size;
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	540
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	541 if (spaces[i] != NULL) {
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	542 // Fill with a known value (differs between chunk).
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	543 for (j = 0; j < size; ++j) {
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	544 spaces[i][j] = 0x50 \| ((j+i) & 0x0f);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	545 }
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	546 }
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	547
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	548 if (i % (MAX_MALLOCED_SPACES/10) == 0) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	549 cyg_thread_yield();
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	550 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	551 if (i % (MAX_MALLOCED_SPACES/15) == 0) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	552 cyg_thread_delay(i % 5);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	553 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	554 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	555
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	556 cyg_thread_delay(5);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	557
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	558 /* now free it all up */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	559 for (i = 0; i < MAX_MALLOCED_SPACES; ++i) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	560 if (spaces[i] != NULL) {
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	561 size = sizes[i];
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	562 for (j = 0; j < size; ++j) {
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	563 // Validate chunk data.
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	564 if ((0x50 \| ((j+i) & 0x0f)) != spaces[i][j]) {
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	565 printf("Bad byte in chunk\n");
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	566 }
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	567 spaces[i][j] = 0xAA; /* write a bit pattern */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	568 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	569 free(spaces[i]);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	570 } else {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	571 ++statistics.malloc_failures;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	572 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	573 }
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	574
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	575 /* now allocate and then free some fixed-size memory pools; for
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	576 now this is simple-minded because it does not have many threads
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	577 sharing the memory pools and racing for memory. */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	578 for (i = 0; i < 10; ++i) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	579 cyg_mempool_fix_create(pool_space[i], 100, (i+1)*3,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	580 &mempool_handles[i], &mempool_objects[i]);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	581 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	582
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	583 for (i = 0; i < 10; ++i) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	584 spaces[i] = cyg_mempool_fix_try_alloc(mempool_handles[i]);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	585 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	586
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	587 for (i = 0; i < 10; ++i) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	588 if (spaces[i]) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	589 cyg_mempool_fix_delete(mempool_handles[i]);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	590 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	591 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	592 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	593
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	594 /* report_alarm_func() is invoked as an alarm handler, so it should be
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	595 quick and simple. in this case it sets a global flag which is
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	596 checked by main_program. */
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	597 void report_alarm_func(cyg_handle_t alarmH, cyg_addrword_t data)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	598 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	599 time_to_report = 1;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	600 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	601
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	602 #ifdef DEATH_TIME_LIMIT
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	603 /* this sets up death alarms. it gets the handle and alarm from the
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	604 caller, since they must persist for the life of the alarm */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	605 void setup_death_alarm(cyg_addrword_t data, cyg_handle_t *deathHp,
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	606 cyg_alarm death_alarm_p, int killed_p)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	607 {
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	608 cyg_handle_t system_clockH, counterH;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	609 cyg_resolution_t rtc_res;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	610
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	611 system_clockH = cyg_real_time_clock();
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	612 cyg_clock_to_counter(system_clockH, &counterH);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	613
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	614 cyg_alarm_create(counterH, death_alarm_func,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	615 (cyg_addrword_t) killed_p,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	616 deathHp, death_alarm_p);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	617 rtc_res = cyg_clock_get_resolution(system_clockH);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	618 {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	619 cyg_tick_count_t tick_delay;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	620 tick_delay = (long long)
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	621 ((1000000000.0*rtc_res.divisor)
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	622 *((double)DEATH_TIME_LIMIT)/((double)rtc_res.dividend));
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	623 if ( cyg_test_is_simulator )
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	624 tick_delay /= 10;
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	625 #ifdef CYGPKG_HAL_I386_LINUX
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	626 // 20 seconds is a long time compared to the run time of other tests.
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	627 // Reduce to 10 seconds, allowing more tests to get run.
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	628 tick_delay /= 2;
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	629 #endif
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	630
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	631 cyg_alarm_initialize(*deathHp, cyg_current_time() + tick_delay, 0);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	632 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	633 }
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	634 #endif
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	635
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	636 /* death_alarm_func() is the alarm handler that kills the current
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	637 thread after a specified timeout. It does so by setting a flag the
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	638 thread is constantly checking. */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	639 void death_alarm_func(cyg_handle_t alarmH, cyg_addrword_t data)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	640 {
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	641 int *killed_p;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	642 killed_p = (int *) data;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	643 *killed_p = 1;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	644 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	645
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	646 /* now I write the sc_ versions of the cyg_functions */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	647 void sc_thread_create(
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	648 cyg_addrword_t sched_info, /* scheduling info (eg pri) */
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	649 cyg_thread_entry_t entry, / entry point function */
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	650 cyg_addrword_t entry_data, /* entry data */
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	651 char name, / optional thread name */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	652 void stack_base, / stack base, NULL = alloc */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	653 cyg_ucount32 stack_size, /* stack size, 0 = default */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	654 cyg_handle_t handle, / returned thread handle */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	655 cyg_thread thread / put thread here */
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	656 )
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	657 {
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	658 ++statistics.thread_creations;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	659 cyg_thread_create(sched_info, entry, entry_data, name,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	660 stack_base, stack_size, handle, thread);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	661
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	662 CYG_ASSERT(cyg_thread_get_priority(*handle) == (cyg_priority_t) sched_info,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	663 "Didn't get requested priority!");
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	664 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	665
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	666
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	667 #define MINS_HOUR (60)
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	668 #define MINS_DAY (60*24)
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	669 externC void *cyg_libc_get_malloc_pool( void );
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	670
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	671 void print_statistics(int print_full)
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	672 {
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	673 int i;
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	674 static int stat_dumps = 0;
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	675 static int print_count = 0;
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	676 static int shift_count = 0;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	677 int minutes;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	678
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	679 stat_dumps++;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	680
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	681 // Find number of minutes.
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	682 minutes = time_report_delay*stat_dumps / 60;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	683
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	684 if (!print_full) {
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	685 // Return if time/minutes not integer.
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	686 if ((time_report_delay*stat_dumps % 60) != 0)
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	687 return;
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	688
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	689 // After the first day, only dump stat once per day. Do print
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	690 // a . on the hour though.
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	691 if ((minutes > MINS_DAY) && ((minutes % MINS_DAY) != 0)) {
40 a3cc6665b684 Merge from eCos master repository on 1999-10-01-07:47:04-BST jlarmour parents: 38 diff changeset	692 if ((minutes % MINS_HOUR) == 0) {
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	693 printf(".");
40 a3cc6665b684 Merge from eCos master repository on 1999-10-01-07:47:04-BST jlarmour parents: 38 diff changeset	694 fflush(stdout);
a3cc6665b684 Merge from eCos master repository on 1999-10-01-07:47:04-BST jlarmour parents: 38 diff changeset	695 }
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	696 return;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	697 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	698
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	699 // After the first hour of the first day, only dump stat once
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	700 // per hour. Do print . each minute though.
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	701 if ((minutes < MINS_DAY) && (minutes > MINS_HOUR)
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	702 && ((minutes % MINS_HOUR) != 0)) {
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	703 printf(".");
40 a3cc6665b684 Merge from eCos master repository on 1999-10-01-07:47:04-BST jlarmour parents: 38 diff changeset	704 fflush(stdout);
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	705 return;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	706 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	707 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	708
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	709 printf("\nState dump %d (%d hours, %d minutes) [numbers >>%d]\n",
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	710 ++print_count, minutes / MINS_HOUR, minutes % MINS_HOUR,
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	711 shift_count);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	712
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	713 cyg_mutex_lock(&statistics_print_lock); {
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	714 //--------------------------------
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	715 // Information private to this test:
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	716 printf(" Handler-invocations: ");
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	717 for (i = 0; i < MAX_HANDLERS; ++i) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	718 printf("%4lu ", statistics.handler_invocation_histogram[i]);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	719 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	720 printf("\n");
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	721 printf(" malloc()-tries/failures: -- %7lu %7lu\n",
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	722 statistics.malloc_tries, statistics.malloc_failures);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	723 printf(" client_makes_request: %d\n", client_makes_request);
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	724
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	725 // Check for big numbers and reduce if getting close to overflow
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	726 if (statistics.malloc_tries > 0x40000000) {
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	727 shift_count++;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	728 for (i = 0; i < MAX_HANDLERS; ++i) {
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	729 statistics.handler_invocation_histogram[i] >>= 1;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	730 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	731 statistics.malloc_tries >>= 1;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	732 statistics.malloc_failures >>= 1;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	733 }
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	734 } cyg_mutex_unlock(&statistics_print_lock);
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	735
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	736 //--------------------------------
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	737 // System information
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	738 {
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	739 cyg_mempool_info mem_info;
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	740
38 e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	741 cyg_mempool_var_get_info((cyg_handle_t) cyg_libc_get_malloc_pool(),
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	742 &mem_info);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	743 printf(" Memory system: Total=0x%08x Free=0x%08x Max=0x%08x\n",
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	744 mem_info.totalmem, mem_info.freemem, mem_info.maxfree);
e7ba79f6d3a8 Merge from eCos master repository on 1999-09-23-20:10:25-BST jlarmour parents: 36 diff changeset	745 }
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	746
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	747 // Dump stack status
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	748 printf(" Stack usage:\n");
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	749 cyg_test_dump_interrupt_stack_stats( " Interrupt" );
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	750 cyg_test_dump_idlethread_stack_stats( " Idle" );
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	751
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	752 cyg_test_dump_stack_stats(" Main", main_stack,
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	753 main_stack + sizeof(main_stack));
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	754 for (i = 0; i < MAX_HANDLERS; i++) {
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	755 cyg_test_dump_stack_stats(" Handler", handler_stack[i],
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	756 handler_stack[i] + sizeof(handler_stack[i]));
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	757 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	758 for (i = 0; i < N_LISTENERS; i++) {
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	759 cyg_test_dump_stack_stats(" Listener", listener_stack[i],
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	760 listener_stack[i] + sizeof(listener_stack[i]));
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	761 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	762 for (i = 0; i < N_CLIENTS; i++) {
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	763 cyg_test_dump_stack_stats(" Client", client_stack[i],
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	764 client_stack[i] + sizeof(client_stack[i]));
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	765 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	766 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	767
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	768 #else /* (CYGNUM_KERNEL_SCHED_PRIORITIES >= */
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	769 /* (N_MAIN+N_CLIENTS+N_LISTENERS+MAX_HANDLERS)) */
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	770 #define N_A_MSG "not enough priorities available"
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	771 #endif /* (CYGNUM_KERNEL_SCHED_PRIORITIES >= */
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	772 /* (N_MAIN+N_CLIENTS+N_LISTENERS+MAX_HANDLERS)) */
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	773
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	774 #else /* CYGSEM_LIBC_MALLOC */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	775 # define N_A_MSG "this test needs malloc"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	776 #endif /* CYGSEM_LIBC_MALLOC */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	777
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	778 #else /* CYGFUN_KERNEL_THREADS_TIMER */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	779 # define N_A_MSG "this test needs kernel threads timer"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	780 #endif /* CYGFUN_KERNEL_THREADS_TIMER */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	781
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	782 #else /* CYGPKG_LIBM */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	783 # define N_A_MSG "this test needs libm"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	784 #endif /* CYGPKG_LIBM */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	785
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	786 #else /* CYGSEM_LIBC_STDIO */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	787 # define N_A_MSG "this test needs stdio"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	788 #endif /* CYGSEM_LIBC_STDIO */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	789
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	790 #else // def CYGFUN_KERNEL_API_C
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	791 # define N_A_MSG "this test needs Kernel C API"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	792 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	793
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	794 #else // def CYGPKG_KERNEL && CYGPKG_IO && CYGPKG_LIBC
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	795 # define N_A_MSG "this tests needs Kernel, libc and IO"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	796 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	797
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	798 #ifdef N_A_MSG
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	799 externC void
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	800 cyg_start( void )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	801 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	802 CYG_TEST_INIT();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	803 CYG_TEST_NA( N_A_MSG);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	804 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	805 #endif // N_A_MSG

Mercurial > flash_v2

annotate packages/kernel/current/tests/stress_threads.c @ 40:a3cc6665b684 ecos-sw-1999-10-01