?? trigmod.c
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#ifndef MODULE#define MODULE#endif#include <linux/module.h>#include <linux/kernel.h>#include <linux/version.h>#include <linux/errno.h>#include <linux/cons.h>#include <rtl_sched.h>#include <rtl_fifo.h>#include <math.h>#define DOSIN 1#define DOCOS 2double cosradians = 0;RT_TASK tasks[2];void fun(int t) { double radians = 0; double result; while(radians < 100){ if(t == DOSIN)result = sin(radians); else result= cos(radians); rtf_put(t, &result, sizeof(result)); radians += 1.0; conpr(( (t == DOSIN)? "S":"C")); rt_task_wait(); }}int init_module (void){ rtf_create (DOSIN, 4000); rtf_create (DOCOS, 4000); rt_task_init (&tasks[0], fun, DOSIN, 3000, 4); rt_task_use_fp (&tasks[0], 1); rt_task_make_periodic (&tasks[0], rt_get_time (), 5000); conpr ("First started\n"); rt_task_init (&tasks[1], fun, DOCOS, 3000, 5); rt_task_use_fp (&tasks[1], 1); rt_task_make_periodic (&tasks[1], rt_get_time (), 5000); conpr ("Second started\n"); return 0;}void cleanup_module (void){ rtf_destroy (1); rtf_destroy (2); rt_task_delete (&tasks[0]); rt_task_delete (&tasks[1]);}?? 快捷鍵說明
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