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Fork of gr-peach-opencv-project by the do

mbed-rtos/rtos/rtos_idle.c@170:54ff26da7eb6, 2017-07-04 (annotated)

Committer:
thedo
Date:
Tue Jul 04 06:23:13 2017 +0000
Revision:
170:54ff26da7eb6
Parent:
166:3a9487d57a5c 
project opencv 3.1 on GR PEACH board, no use SD card.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
thedo 166:3a9487d57a5c 1 /* mbed Microcontroller Library
thedo 166:3a9487d57a5c 2 * Copyright (c) 2006-2012 ARM Limited
thedo 166:3a9487d57a5c 3 *
thedo 166:3a9487d57a5c 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
thedo 166:3a9487d57a5c 5 * of this software and associated documentation files (the "Software"), to deal
thedo 166:3a9487d57a5c 6 * in the Software without restriction, including without limitation the rights
thedo 166:3a9487d57a5c 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
thedo 166:3a9487d57a5c 8 * copies of the Software, and to permit persons to whom the Software is
thedo 166:3a9487d57a5c 9 * furnished to do so, subject to the following conditions:
thedo 166:3a9487d57a5c 10 *
thedo 166:3a9487d57a5c 11 * The above copyright notice and this permission notice shall be included in
thedo 166:3a9487d57a5c 12 * all copies or substantial portions of the Software.
thedo 166:3a9487d57a5c 13 *
thedo 166:3a9487d57a5c 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
thedo 166:3a9487d57a5c 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
thedo 166:3a9487d57a5c 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
thedo 166:3a9487d57a5c 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
thedo 166:3a9487d57a5c 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
thedo 166:3a9487d57a5c 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
thedo 166:3a9487d57a5c 20 * SOFTWARE.
thedo 166:3a9487d57a5c 21 */
thedo 166:3a9487d57a5c 22
thedo 166:3a9487d57a5c 23 #include "rtos/rtos_idle.h"
thedo 166:3a9487d57a5c 24
thedo 166:3a9487d57a5c 25 static void default_idle_hook(void)
thedo 166:3a9487d57a5c 26 {
thedo 166:3a9487d57a5c 27 /* Sleep: ideally, we should put the chip to sleep.
thedo 166:3a9487d57a5c 28 Unfortunately, this usually requires disconnecting the interface chip (debugger).
thedo 166:3a9487d57a5c 29 This can be done, but it would break the local file system.
thedo 166:3a9487d57a5c 30 */
thedo 166:3a9487d57a5c 31 // sleep();
thedo 166:3a9487d57a5c 32 }
thedo 166:3a9487d57a5c 33 static void (*idle_hook_fptr)(void) = &default_idle_hook;
thedo 166:3a9487d57a5c 34
thedo 166:3a9487d57a5c 35 void rtos_attach_idle_hook(void (*fptr)(void))
thedo 166:3a9487d57a5c 36 {
thedo 166:3a9487d57a5c 37 //Attach the specified idle hook, or the default idle hook in case of a NULL pointer
thedo 166:3a9487d57a5c 38 if (fptr != NULL) {
thedo 166:3a9487d57a5c 39 idle_hook_fptr = fptr;
thedo 166:3a9487d57a5c 40 } else {
thedo 166:3a9487d57a5c 41 idle_hook_fptr = default_idle_hook;
thedo 166:3a9487d57a5c 42 }
thedo 166:3a9487d57a5c 43 }
thedo 166:3a9487d57a5c 44
thedo 166:3a9487d57a5c 45 void rtos_idle_loop(void)
thedo 166:3a9487d57a5c 46 {
thedo 166:3a9487d57a5c 47 //Continuously call the idle hook function pointer
thedo 166:3a9487d57a5c 48 while (1) {
thedo 166:3a9487d57a5c 49 idle_hook_fptr();
thedo 166:3a9487d57a5c 50 }
thedo 166:3a9487d57a5c 51 }