LPCOpen Platform for LPC18XX/43XX microcontrollers: C:/w/lpcopen_docs/software/freertos/freertoslpc/FreeRTOSCommonHooks.c Source File

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FreeRTOSCommonHooks.c
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1 /*
2 * @brief Common FreeRTOS functions shared among platforms
3 *
4 * @note
5 * Copyright(C) NXP Semiconductors, 2012
6 * All rights reserved.
7 *
8 * @par
9 * Software that is described herein is for illustrative purposes only
10 * which provides customers with programming information regarding the
11 * LPC products. This software is supplied "AS IS" without any warranties of
12 * any kind, and NXP Semiconductors and its licensor disclaim any and
13 * all warranties, express or implied, including all implied warranties of
14 * merchantability, fitness for a particular purpose and non-infringement of
15 * intellectual property rights. NXP Semiconductors assumes no responsibility
16 * or liability for the use of the software, conveys no license or rights under any
17 * patent, copyright, mask work right, or any other intellectual property rights in
18 * or to any products. NXP Semiconductors reserves the right to make changes
19 * in the software without notification. NXP Semiconductors also makes no
20 * representation or warranty that such application will be suitable for the
21 * specified use without further testing or modification.
22 *
23 * @par
24 * Permission to use, copy, modify, and distribute this software and its
25 * documentation is hereby granted, under NXP Semiconductors' and its
26 * licensor's relevant copyrights in the software, without fee, provided that it
27 * is used in conjunction with NXP Semiconductors microcontrollers. This
28 * copyright, permission, and disclaimer notice must appear in all copies of
29 * this code.
30 */
31
32 #include "FreeRTOS.h"
33 #include "task.h"
34 #include "FreeRTOSCommonHooks.h"
35
36 #include "chip.h"
37
38 /*****************************************************************************
39 * Private types/enumerations/variables
40 ****************************************************************************/
41 #if defined ( __ICCARM__ )
42 #define __WEAK__ __weak
43 #else
44 #define __WEAK__ __attribute__((weak))
45 #endif
46 /*****************************************************************************
47 * Public types/enumerations/variables
48 ****************************************************************************/
49
50 /*****************************************************************************
51 * Private functions
52 ****************************************************************************/
53
54 /*****************************************************************************
55 * Public functions
56 ****************************************************************************/
57
58 /* Delay for the specified number of milliSeconds */
59 void FreeRTOSDelay(uint32_t ms)
60 {
61 TickType_t xDelayTime;
62
63 xDelayTime = xTaskGetTickCount();
64 vTaskDelayUntil(&xDelayTime, ms);
65 }
66
67 /* FreeRTOS malloc fail hook */
68 __WEAK__ void vApplicationMallocFailedHook(void)
69 {
70 DEBUGSTR("DIE:ERROR:FreeRTOS: Malloc Failure!\r\n");
71 taskDISABLE_INTERRUPTS();
72 for (;; ) {}
73 }
74
75 /* FreeRTOS application idle hook */
76 __WEAK__ void vApplicationIdleHook(void)
77 {
78 /* Best to sleep here until next systick */
79 __WFI();
80 }
81
82 /* FreeRTOS stack overflow hook */
83 __WEAK__ void vApplicationStackOverflowHook(TaskHandle_t pxTask, char *pcTaskName)
84 {
85 (void) pxTask;
86 (void) pcTaskName;
87
88 DEBUGOUT("DIE:ERROR:FreeRTOS: Stack overflow in task %s\r\n", pcTaskName);
89 /* Run time stack overflow checking is performed if
90 configCHECK_FOR_STACK_OVERFLOW is defined to 1 or 2. This hook
91 function is called if a stack overflow is detected. */
92 taskDISABLE_INTERRUPTS();
93 for (;; ) {}
94 }
95
96 /* FreeRTOS application tick hook */
97 __WEAK__ void vApplicationTickHook(void)
98 {}