ecos-v2_0-branch: packages/kernel/current/tests/stress

annotate packages/kernel/current/tests/stress_threads.c @ 36:e97d78785e2d ecos-sw-1999-09-12

Merge from eCos master repository on 1999-09-12-15:40:34-BST

author	jlarmour
date	Sun, 12 Sep 1999 15:26:05 +0000
parents	18ee5a9c102e
children	e7ba79f6d3a8

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 */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	168 int client_makes_request = 0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	169
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	170 /* indicates that it's time to print out a report */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	171 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	172 /* 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	173 int time_report_delay;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	174
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	175 /* now application-specific variables */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	176 /* an array that stores whether the handler threads are in use */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	177 int handler_thread_in_use[MAX_HANDLERS];
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 /*** statistics-gathering variables ***/
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	180 struct s_statistics {
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	181 /* 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	182 unsigned long handler_invocation_histogram[MAX_HANDLERS];
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	183
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	184 /* 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	185 it has failed */
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	186 unsigned long malloc_tries, malloc_failures;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	187
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	188 /* 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	189 unsigned long thread_creations, thread_exits;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	190 };
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	191
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	192 struct s_statistics statistics;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	193
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	194 /* some function prototypes; those with the sc_ prefix are
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	195 "statistics-collecting" versions of the cyg_ primitives */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	196 void sc_thread_create(
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	197 cyg_addrword_t sched_info, /* scheduling info (eg pri) */
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	198 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	199 cyg_addrword_t entry_data, /* entry data */
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	200 char name, / optional thread name */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	201 void stack_base, / stack base, NULL = alloc */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	202 cyg_ucount32 stack_size, /* stack size, 0 = default */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	203 cyg_handle_t handle, / returned thread handle */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	204 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	205 );
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	206
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	207 int get_handler_slot(cyg_handle_t current_threadH);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	208 void perform_stressful_tasks(void);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	209 void permute_array(char a[], int size, int seed);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	210 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	211 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	212 void print_statistics(int print_full);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	213
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	214 /* we need to declare the alarm handling function (which is defined
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	215 below), so that we can pass it to cyg_alarm_initialize() */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	216 cyg_alarm_t report_alarm_func, death_alarm_func;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	217
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	218 /* handle and alarm for the report alarm */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	219 cyg_handle_t report_alarmH, counterH, system_clockH;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	220 cyg_alarm report_alarm;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	221
22 53104bbd5f99 Merge from eCos master repository on 1999-07-09-05:47:06-BST jlarmour parents: 10 diff changeset	222 /* 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	223 int
53104bbd5f99 Merge from eCos master repository on 1999-07-09-05:47:06-BST jlarmour parents: 10 diff changeset	224 main(void)
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	225 {
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	226 int i;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	227
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	228 CYG_TEST_INIT();
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	229 CYG_TEST_INFO("# Entering stress's cyg_user_start() function");
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	230
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	231 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	232 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	233 cyg_mutex_init(&free_handler_lock);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	234
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	235 /* initialize statistics */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	236 memset(&statistics, 0, sizeof(statistics));
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	237
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	238 /* clear priority table */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	239 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	240 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	241
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	242 /* initialize main thread */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	243 {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	244 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	245 "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	246 &mainH, &main_thread_s);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	247 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	248 }
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 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	251 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	252 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	253 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	254 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	255 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	256 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	257 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	258 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	259 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	260 &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	261 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	262 priority_in_use[prio]++;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	263 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	264 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	265 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	266 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	267 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	268 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	269 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	270 &(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	271 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	272 priority_in_use[prio]++;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	273 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	274
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	275 cyg_thread_resume(mainH);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	276 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	277 cyg_thread_resume(clientH[i]);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	278 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	279 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	280 cyg_thread_resume(listenerH[i]);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	281 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	282
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	283 /* 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	284 print a report */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	285 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	286 cyg_clock_to_counter(system_clockH, &counterH);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	287
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	288 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	289 (cyg_addrword_t) 4000,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	290 &report_alarmH, &report_alarm);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	291 if (cyg_test_is_simulator) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	292 time_report_delay = 2;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	293 } else {
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	294 time_report_delay = 60;
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	295 }
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_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	298 time_report_delay*100);
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	299
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	300 return 0;
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	301 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	302
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	303 /* 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	304 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	305 {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	306 #ifdef DEATH_TIME_LIMIT
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	307 cyg_handle_t deathH;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	308 cyg_alarm death_alarm;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	309 int is_dead = 0;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	310
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	311 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	312 #endif /* DEATH_TIME_LIMIT */
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	313
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	314 for (;;) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	315 int handler_id = -1;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	316 int handler_pri = 0;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	317
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	318 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	319 // 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	320 // 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	321 // global communication variables again.
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	322 if (-1 != free_handler_id) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	323 handler_id = free_handler_id;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	324 handler_pri = free_handler_pri;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	325 free_handler_id = -1;
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_unlock(&free_handler_lock);
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	328
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	329 if (-1 != handler_id) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	330 // Free the handler resources. This is done outside of the
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	331 // free_handler_lock to avoid deadlocks.
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	332 cyg_mutex_lock(&handler_slot_lock); {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	333 CYG_ASSERT(1 == priority_in_use[handler_pri],
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	334 "Priority not in use!");
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	335 CYG_ASSERT(1 == handler_thread_in_use[handler_id],
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	336 "Handler not in use!");
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	337 handler_thread_in_use[handler_id]--;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	338 priority_in_use[handler_pri]--;
8 ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 4 diff changeset	339
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 4 diff changeset	340 // Finally delete the handler thread. This must be done in a
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 4 diff changeset	341 // loop, waiting for the call to return true. If it returns
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 4 diff changeset	342 // false, go to sleep for a bit, so the killed thread gets a
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 4 diff changeset	343 // chance to run and complete its business.
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 4 diff changeset	344 while (!cyg_thread_delete(handlerH[handler_id])) {
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 4 diff changeset	345 cyg_thread_delay(2);
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	346 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	347 } 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	348 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	349
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	350 // Print status if time.
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	351 if (time_to_report) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	352 time_to_report = 0;
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	353 print_statistics(0);
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	354 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	355
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	356 #ifdef DEATH_TIME_LIMIT
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	357 // Stop test if time.
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	358 if (is_dead) {
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	359 print_statistics(1);
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	360 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	361 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	362 #endif /* DEATH_TIME_LIMIT */
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 cyg_thread_delay(3);
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	365 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	366 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	367
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	368 /* client_program() -- an obnoxious client which makes a lot of requests */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	369 void client_program(cyg_addrword_t data)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	370 {
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	371 int delay;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	372
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	373 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	374 cyg_clock_to_counter(system_clockH, &counterH);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	375
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	376 for (;;) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	377 delay = (rand() % 20);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	378
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	379 /* 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	380 cyg_mutex_lock(&client_request_lock); {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	381 ++client_makes_request;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	382 } cyg_mutex_unlock(&client_request_lock);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	383
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	384 cyg_thread_delay(10+delay);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	385 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	386 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	387
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	388 /* listener_program() -- listens for a request and spawns a handler to
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	389 take care of the request */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	390 void listener_program(cyg_addrword_t data)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	391 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	392 /* int message = (int) data; */
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	393 int handler_slot;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	394
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	395 for (;;) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	396 int make_request = 0;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	397 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	398 if (client_makes_request > 0) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	399 --client_makes_request;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	400 make_request = 1;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	401 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	402 } 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	403
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	404 if (make_request) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	405 int prio;
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	406 char* name;
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	407
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	408 handler_slot = get_handler_slot(listenerH[(int) data]);
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	409 prio = P_BASE_HANDLER+handler_slot;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	410
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	411 name = &thread_name[prio][0];
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	412 sprintf(name, "handler-%02d/%02d", handler_slot, prio);
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	413
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	414 CYG_ASSERT(0 == priority_in_use[prio], "Priority already in use!");
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	415 priority_in_use[prio]++;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	416 sc_thread_create(prio, handler_program,
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	417 (cyg_addrword_t) handler_slot,
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	418 name, (void *) handler_stack[handler_slot],
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	419 STACK_SIZE_HANDLER, &handlerH[handler_slot],
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	420 &handler_thread_s[handler_slot]);
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	421 cyg_thread_resume(handlerH[handler_slot]);
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	422 ++statistics.handler_invocation_histogram[handler_slot];
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	423 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	424
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	425 cyg_thread_delay(2 + (rand() % 10));
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	426 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	427 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	428
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	429 /* handler_program() -- is spawned to handle each incoming request */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	430 void handler_program(cyg_addrword_t data)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	431 {
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	432 /* 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	433 perform_stressful_tasks();
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	434
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	435 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	436
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	437 ++statistics.thread_exits;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	438 {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	439 // 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	440 // the main_program.
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	441 int freed = 0;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	442 do {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	443 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	444 if (-1 == free_handler_id) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	445 free_handler_id = data;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	446 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	447 freed = 1;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	448 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	449 } 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	450 if (!freed)
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	451 cyg_thread_delay(2);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	452 } while (!freed);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	453 }
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	454
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	455 // Then exit.
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	456 cyg_thread_exit();
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	457 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	458
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	459 /* look for an available handler thread */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	460 int get_handler_slot(cyg_handle_t current_threadH)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	461 {
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	462 int i;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	463 int found = 0;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	464
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	465 while (!found) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	466 cyg_mutex_lock(&handler_slot_lock); {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	467 for (i = 0; i < MAX_HANDLERS; ++i) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	468 if (!handler_thread_in_use[i]) {
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	469 found = 1;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	470 handler_thread_in_use[i]++;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	471 break;
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	472 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	473 }
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	474 } 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	475 if (!found)
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	476 cyg_thread_delay(1);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	477 }
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	478
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	479 CYG_ASSERT(1 == handler_thread_in_use[i], "Handler usage count wrong!");
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	480
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	481 return i;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	482 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	483
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	484 /* do things which will stress the system */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	485 void perform_stressful_tasks()
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	486 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	487 #define MAX_MALLOCED_SPACES 100 /* do this many mallocs at most */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	488 #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	489 char *spaces[MAX_MALLOCED_SPACES];
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	490 unsigned int i;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	491
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	492 cyg_mutex_t tmp_lock;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	493
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	494 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	495 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	496 cyg_mempool_fix mempool_objects[10];
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	497
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	498 cyg_mutex_init(&tmp_lock);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	499
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	500 /* 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	501 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	502 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	503 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	504 (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	505 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	506 ++statistics.malloc_tries;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	507 /* spaces[i] = (char ) malloc(((int)(sqrt(i2.0))+1)MALLOCED_BASE_SIZE); /
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	508 spaces[i] = (char ) malloc(((int)i2.0+1)*MALLOCED_BASE_SIZE);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	509 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	510 cyg_thread_yield();
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	511 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	512 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	513 cyg_thread_delay(i % 5);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	514 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	515 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	516
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	517 /* now free it all up */
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	518 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	519 if (spaces[i] != NULL) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	520 unsigned int j;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	521 for (j = 0; j < (i2+1)MALLOCED_BASE_SIZE; ++j) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	522 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	523 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	524 free(spaces[i]);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	525 } else {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	526 ++statistics.malloc_failures;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	527 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	528 }
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	529 /* 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	530 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	531 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	532 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	533 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	534 &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	535 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	536
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	537 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	538 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	539 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	540
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	541 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	542 if (spaces[i]) {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	543 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	544 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	545 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	546
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	547 cyg_mutex_destroy(&tmp_lock);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	548 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	549
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	550 /* 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	551 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	552 checked by main_program. */
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	553 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	554 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	555 time_to_report = 1;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	556 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	557
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	558 #ifdef DEATH_TIME_LIMIT
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	559 /* 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	560 caller, since they must persist for the life of the alarm */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	561 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	562 cyg_alarm death_alarm_p, int killed_p)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	563 {
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	564 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	565 cyg_resolution_t rtc_res;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	566
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	567 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	568 cyg_clock_to_counter(system_clockH, &counterH);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	569
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	570 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	571 (cyg_addrword_t) killed_p,
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	572 deathHp, death_alarm_p);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	573 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	574 {
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	575 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	576 tick_delay = (long long)
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	577 ((1000000000.0*rtc_res.divisor)
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	578 *((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	579 if ( cyg_test_is_simulator )
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	580 tick_delay /= 10;
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	581 #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	582 // 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	583 // 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	584 tick_delay /= 2;
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	585 #endif
1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	586
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	587 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	588 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	589 }
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	590 #endif
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 /* death_alarm_func() is the alarm handler that kills the current
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	593 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	594 thread is constantly checking. */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	595 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	596 {
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	597 int *killed_p;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	598 killed_p = (int *) data;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	599 *killed_p = 1;
2 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
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	602 /* now I write the sc_ versions of the cyg_functions */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	603 void sc_thread_create(
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	604 cyg_addrword_t sched_info, /* scheduling info (eg pri) */
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	605 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	606 cyg_addrword_t entry_data, /* entry data */
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	607 char name, / optional thread name */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	608 void stack_base, / stack base, NULL = alloc */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	609 cyg_ucount32 stack_size, /* stack size, 0 = default */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	610 cyg_handle_t handle, / returned thread handle */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	611 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	612 )
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 ++statistics.thread_creations;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	615 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	616 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	617
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	618 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	619 "Didn't get requested priority!");
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	620 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	621
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	622
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	623 #define MINS_HOUR (60)
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	624 #define MINS_DAY (60*24)
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	625 externC void *cyg_libc_get_pool( void );
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	626
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	627 void print_statistics(int print_full)
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	628 {
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	629 int i;
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	630 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	631 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	632 static int shift_count = 0;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	633 int minutes;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	634
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	635 stat_dumps++;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	636
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	637 // Find number of minutes.
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	638 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	639
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	640 if (!print_full) {
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	641 // 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	642 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	643 return;
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	644
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	645 // 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	646 // a . on the hour though.
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	647 if ((minutes > MINS_DAY) && ((minutes % MINS_DAY) != 0)) {
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	648 if ((minutes % MINS_HOUR) == 0)
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	649 printf(".");
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	650 return;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	651 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	652
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	653 // 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	654 // 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	655 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	656 && ((minutes % MINS_HOUR) != 0)) {
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	657 printf(".");
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	658 return;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	659 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	660 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	661
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	662 printf("\nState dump %d (%d hours, %d minutes) [numbers >>%d]\n",
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	663 ++print_count, minutes / MINS_HOUR, minutes, shift_count);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	664
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	665 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	666 //--------------------------------
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	667 // 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	668 printf(" Handler-invocations: ");
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	669 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	670 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	671 }
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	672 printf("\n");
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	673 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	674 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	675 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	676
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	677 // 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	678 if (statistics.malloc_tries > 0x40000000) {
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	679 shift_count++;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	680 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	681 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	682 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	683 statistics.malloc_tries >>= 1;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	684 statistics.malloc_failures >>= 1;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	685 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	686
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	687 //--------------------------------
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	688 // System information
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	689 #if 0
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	690 // We want to (occasionally) pause the test so all memory is
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	691 // freed. Otherwise it's hard to tell if there's a malloc
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	692 // leak.
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	693 {
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	694 cyg_mempool_info mem_info;
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	695
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	696 cyg_mempool_var_get_info((cyg_handle_t) cyg_libc_get_pool(),
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	697 &mem_info);
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	698 printf(" Memory system: Total=0x%08x Free=0x%08x Max=0x%08x\n",
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	699 mem_info.totalmem, mem_info.freemem, mem_info.maxfree);
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	700 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	701 #endif
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	702
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	703 } cyg_mutex_unlock(&statistics_print_lock);
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 22 diff changeset	704
36 e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	705 // Dump stack status
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	706 printf(" Stack usage:\n");
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	707 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	708 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	709
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	710 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	711 main_stack + sizeof(main_stack));
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	712 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	713 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	714 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	715 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	716 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	717 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	718 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	719 }
e97d78785e2d Merge from eCos master repository on 1999-09-12-15:40:34-BST jlarmour parents: 28 diff changeset	720 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	721 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	722 client_stack[i] + sizeof(client_stack[i]));
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	723 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	724 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	725
4 1d7f19c9e4d1 Merge from eCos master repository on 1999-05-11-21:11:10-BST jlarmour parents: 2 diff changeset	726 #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	727 /* (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	728 #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	729 #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	730 /* (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	731
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	732 #else /* CYGSEM_LIBC_MALLOC */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	733 # define N_A_MSG "this test needs malloc"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	734 #endif /* CYGSEM_LIBC_MALLOC */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	735
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	736 #else /* CYGFUN_KERNEL_THREADS_TIMER */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	737 # define N_A_MSG "this test needs kernel threads timer"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	738 #endif /* CYGFUN_KERNEL_THREADS_TIMER */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	739
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	740 #else /* CYGPKG_LIBM */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	741 # define N_A_MSG "this test needs libm"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	742 #endif /* CYGPKG_LIBM */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	743
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	744 #else /* CYGSEM_LIBC_STDIO */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	745 # define N_A_MSG "this test needs stdio"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	746 #endif /* CYGSEM_LIBC_STDIO */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	747
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	748 #else // def CYGFUN_KERNEL_API_C
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	749 # define N_A_MSG "this test needs Kernel C API"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	750 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	751
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	752 #else // def CYGPKG_KERNEL && CYGPKG_IO && CYGPKG_LIBC
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	753 # define N_A_MSG "this tests needs Kernel, libc and IO"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	754 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	755
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	756 #ifdef N_A_MSG
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	757 externC void
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	758 cyg_start( void )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	759 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	760 CYG_TEST_INIT();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	761 CYG_TEST_NA( N_A_MSG);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	762 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	763 #endif // N_A_MSG

Mercurial > ecos-v2_0-branch

annotate packages/kernel/current/tests/stress_threads.c @ 36:e97d78785e2d ecos-sw-1999-09-12