4 * This file is part of BeRTOS.
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14 * GNU General Public License for more details.
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21 * library without restriction. Specifically, if other files instantiate
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29 * Copyright 2008 Develer S.r.l. (http://www.develer.com/)
32 * \brief Semaphore test.
36 * \author Daniele Basile <asterix@develer.com>
37 * \author Stefano Fedrigo <aleph@develer.com>
39 * $test$: cp bertos/cfg/cfg_proc.h $cfgdir/
40 * $test$: echo "#undef CONFIG_KERN" >> $cfgdir/cfg_proc.h
41 * $test$: echo "#define CONFIG_KERN 1" >> $cfgdir/cfg_proc.h
42 * $test$: cp bertos/cfg/cfg_sem.h $cfgdir/
43 * $test$: echo "#undef CONFIG_KERN_SEMAPHORES" >> $cfgdir/cfg_sem.h
44 * $test$: echo "#define CONFIG_KERN_SEMAPHORES 1" >> $cfgdir/cfg_sem.h
47 #include <cfg/debug.h>
51 #include <kern/proc.h>
54 #include <drv/timer.h>
56 // Global settings for the test.
57 #define MAX_GLOBAL_COUNT 1024
58 #define TEST_TIME_OUT_MS 6000
61 // Settings for the test process.
64 #define DELAY_PROC_T1 INC_PROC_T1*DELAY
67 #define DELAY_PROC_T2 INC_PROC_T2*DELAY
70 #define DELAY_PROC_T3 INC_PROC_T3*DELAY
73 #define DELAY_PROC_T4 INC_PROC_T4*DELAY
75 #define INC_PROC_T5 11
76 #define DELAY_PROC_T5 INC_PROC_T5*DELAY
78 #define INC_PROC_T6 13
79 #define DELAY_PROC_T6 INC_PROC_T6*DELAY
81 #define INC_PROC_T7 17
82 #define DELAY_PROC_T7 INC_PROC_T7*DELAY
84 #define INC_PROC_T8 19
85 #define DELAY_PROC_T8 INC_PROC_T8*DELAY
88 unsigned int global_count = 0;
91 * These macros generate the code needed to create the test process functions.
93 #define PROC_TEST(num) static void proc_semTest##num(void) \
95 unsigned int local_count = 0; \
97 for (int i = 0; i < INC_PROC_T##num; ++i) \
100 kprintf("> test%d: Obtain semaphore.\n", num); \
101 local_count = global_count; \
102 kprintf("> test%d: Read global count [%d]\n", num, local_count); \
103 timer_delay(DELAY_PROC_T##num); \
104 local_count += INC_PROC_T##num; \
105 global_count = local_count; \
106 kprintf("> test%d: Update count g[%d] l[%d]\n", num, global_count, local_count); \
108 kprintf("> test%d: Relase semaphore.\n", num); \
112 #define PROC_TEST_STACK(num) PROC_DEFINE_STACK(proc_sem_test##num##_stack, KERN_MINSTACKSIZE * 2)
113 #define PROC_TEST_INIT(num) proc_new(proc_semTest##num, NULL, sizeof(proc_sem_test##num##_stack), proc_sem_test##num##_stack);
125 // Define process stacks for test.
138 int sem_testRun(void)
140 ticks_t start_time = timer_clock();
142 kprintf("Run semaphore test..\n");
144 //Init the process tests
153 kputs("> Main: Processes created\n");
156 * Wait until all processes exit, if something goes wrong we return an
157 * error after timeout_ms.
159 while((timer_clock() - start_time) < ms_to_ticks(TEST_TIME_OUT_MS))
161 if (sem_attempt(&sem))
163 kputs("> Main: Check if test has finished..\n");
164 if(global_count == MAX_GLOBAL_COUNT)
166 kputs("> Main: Test Finished..Ok!\n");
170 kputs("> Main: Test is still running..\n");
175 kputs("Semaphore Test fail..\n");
179 int sem_testSetup(void)
183 kprintf("Init Semaphore..");
187 #if CONFIG_KERN_PREEMPT
188 kprintf("Init Interrupt (preempt mode)..");
193 kprintf("Init Timer..");
197 kprintf("Init Process..");
204 int sem_testTearDown(void)
206 kputs("TearDown Semaphore test.\n");