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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.
35 * \author Daniele Basile <asterix@develer.com>
36 * \author Stefano Fedrigo <aleph@develer.com>
38 * $test$: cp bertos/cfg/cfg_proc.h $cfgdir/
39 * $test$: echo "#undef CONFIG_KERN" >> $cfgdir/cfg_proc.h
40 * $test$: echo "#define CONFIG_KERN 1" >> $cfgdir/cfg_proc.h
41 * $test$: cp bertos/cfg/cfg_sem.h $cfgdir/
42 * $test$: echo "#undef CONFIG_KERN_SEMAPHORES" >> $cfgdir/cfg_sem.h
43 * $test$: echo "#define CONFIG_KERN_SEMAPHORES 1" >> $cfgdir/cfg_sem.h
46 #include <cfg/debug.h>
50 #include <kern/proc.h>
53 #include <drv/timer.h>
55 // Global settings for the test.
56 #define MAX_GLOBAL_COUNT 1024
57 #define TEST_TIME_OUT_MS 6000
60 // Settings for the test process.
63 #define DELAY_PROC_T1 INC_PROC_T1*DELAY
66 #define DELAY_PROC_T2 INC_PROC_T2*DELAY
69 #define DELAY_PROC_T3 INC_PROC_T3*DELAY
72 #define DELAY_PROC_T4 INC_PROC_T4*DELAY
74 #define INC_PROC_T5 11
75 #define DELAY_PROC_T5 INC_PROC_T5*DELAY
77 #define INC_PROC_T6 13
78 #define DELAY_PROC_T6 INC_PROC_T6*DELAY
80 #define INC_PROC_T7 17
81 #define DELAY_PROC_T7 INC_PROC_T7*DELAY
83 #define INC_PROC_T8 19
84 #define DELAY_PROC_T8 INC_PROC_T8*DELAY
87 unsigned int global_count = 0;
90 * These macros generate the code needed to create the test process functions.
92 #define PROC_TEST(num) static void proc_semTest##num(void) \
94 unsigned int local_count = 0; \
96 for (int i = 0; i < INC_PROC_T##num; ++i) \
99 kprintf("> test%d: Obtain semaphore.\n", num); \
100 local_count = global_count; \
101 kprintf("> test%d: Read global count [%d]\n", num, local_count); \
102 timer_delay(DELAY_PROC_T##num); \
103 local_count += INC_PROC_T##num; \
104 global_count = local_count; \
105 kprintf("> test%d: Update count g[%d] l[%d]\n", num, global_count, local_count); \
107 kprintf("> test%d: Relase semaphore.\n", num); \
111 #define PROC_TEST_STACK(num) PROC_DEFINE_STACK(proc_sem_test##num##_stack, KERN_MINSTACKSIZE * 2)
112 #define PROC_TEST_INIT(num) proc_new(proc_semTest##num, NULL, sizeof(proc_sem_test##num##_stack), proc_sem_test##num##_stack);
124 // Define process stacks for test.
137 int sem_testRun(void)
139 ticks_t start_time = timer_clock();
141 kprintf("Run semaphore test..\n");
143 //Init the process tests
152 kputs("> Main: Processes created\n");
155 * Wait until all processes exit, if something goes wrong we return an
156 * error after timeout_ms.
158 while((timer_clock() - start_time) < ms_to_ticks(TEST_TIME_OUT_MS))
160 if (sem_attempt(&sem))
162 kputs("> Main: Check if test has finished..\n");
163 if(global_count == MAX_GLOBAL_COUNT)
165 kputs("> Main: Test Finished..Ok!\n");
169 kputs("> Main: Test is still running..\n");
174 kputs("Semaphore Test fail..\n");
178 int sem_testSetup(void)
182 kprintf("Init Semaphore..");
186 kprintf("Init Timer..");
190 kprintf("Init Process..");
197 int sem_testTearDown(void)
199 kputs("TearDown Semaphore test.\n");