2 FreeRTOS V7.4.1 - Copyright (C) 2013 Real Time Engineers Ltd.
\r
4 FEATURES AND PORTS ARE ADDED TO FREERTOS ALL THE TIME. PLEASE VISIT
\r
5 http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
\r
7 ***************************************************************************
\r
9 * FreeRTOS tutorial books are available in pdf and paperback. *
\r
10 * Complete, revised, and edited pdf reference manuals are also *
\r
13 * Purchasing FreeRTOS documentation will not only help you, by *
\r
14 * ensuring you get running as quickly as possible and with an *
\r
15 * in-depth knowledge of how to use FreeRTOS, it will also help *
\r
16 * the FreeRTOS project to continue with its mission of providing *
\r
17 * professional grade, cross platform, de facto standard solutions *
\r
18 * for microcontrollers - completely free of charge! *
\r
20 * >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
\r
22 * Thank you for using FreeRTOS, and thank you for your support! *
\r
24 ***************************************************************************
\r
27 This file is part of the FreeRTOS distribution.
\r
29 FreeRTOS is free software; you can redistribute it and/or modify it under
\r
30 the terms of the GNU General Public License (version 2) as published by the
\r
31 Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
\r
33 >>>>>>NOTE<<<<<< The modification to the GPL is included to allow you to
\r
34 distribute a combined work that includes FreeRTOS without being obliged to
\r
35 provide the source code for proprietary components outside of the FreeRTOS
\r
38 FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
\r
39 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
\r
40 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
\r
41 details. You should have received a copy of the GNU General Public License
\r
42 and the FreeRTOS license exception along with FreeRTOS; if not it can be
\r
43 viewed here: http://www.freertos.org/a00114.html and also obtained by
\r
44 writing to Real Time Engineers Ltd., contact details for whom are available
\r
45 on the FreeRTOS WEB site.
\r
49 ***************************************************************************
\r
51 * Having a problem? Start by reading the FAQ "My application does *
\r
52 * not run, what could be wrong?" *
\r
54 * http://www.FreeRTOS.org/FAQHelp.html *
\r
56 ***************************************************************************
\r
59 http://www.FreeRTOS.org - Documentation, books, training, latest versions,
\r
60 license and Real Time Engineers Ltd. contact details.
\r
62 http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
\r
63 including FreeRTOS+Trace - an indispensable productivity tool, and our new
\r
64 fully thread aware and reentrant UDP/IP stack.
\r
66 http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High
\r
67 Integrity Systems, who sell the code with commercial support,
\r
68 indemnification and middleware, under the OpenRTOS brand.
\r
70 http://www.SafeRTOS.com - High Integrity Systems also provide a safety
\r
71 engineered and independently SIL3 certified version for use in safety and
\r
72 mission critical applications that require provable dependability.
\r
75 /*-----------------------------------------------------------
\r
76 * Simple IO routines to control the LEDs.
\r
77 *-----------------------------------------------------------*/
\r
79 /* Scheduler includes. */
\r
80 #include "FreeRTOS.h"
\r
83 /* Demo includes. */
\r
84 #include "partest.h"
\r
86 /* Library includes. */
\r
90 /* The number of LEDs available to the user on the evaluation kit. */
\r
91 #define partestNUM_LEDS ( 3UL )
\r
93 /* Definitions not included in sam4s_ek.h. */
\r
94 #define LED2_GPIO ( PIO_PC20_IDX )
\r
96 /* One of the LEDs is wired in the inverse to the others as it is also used as
\r
98 #define partstsINVERTED_LED ( 0UL )
\r
100 /* The index of the pins to which the LEDs are connected. The ordering of the
\r
101 LEDs in this array is intentional and matches the order they appear on the
\r
103 static const uint32_t ulLED[] = { LED2_GPIO, LED0_GPIO, LED1_GPIO };
\r
105 /*-----------------------------------------------------------*/
\r
107 void vParTestInitialise( void )
\r
111 for( ul = 0; ul < partestNUM_LEDS; ul++ )
\r
113 /* Configure the LED, before ensuring it starts in the off state. */
\r
114 gpio_configure_pin( ulLED[ ul ], ( PIO_OUTPUT_1 | PIO_DEFAULT ) );
\r
115 vParTestSetLED( ul, pdFALSE );
\r
118 /*-----------------------------------------------------------*/
\r
120 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
\r
122 if( uxLED < partestNUM_LEDS )
\r
124 if( uxLED == partstsINVERTED_LED )
\r
129 if( xValue != pdFALSE )
\r
131 /* Turn the LED on. */
\r
132 taskENTER_CRITICAL();
\r
134 gpio_set_pin_low( ulLED[ uxLED ]);
\r
136 taskEXIT_CRITICAL();
\r
140 /* Turn the LED off. */
\r
141 taskENTER_CRITICAL();
\r
143 gpio_set_pin_high( ulLED[ uxLED ]);
\r
145 taskEXIT_CRITICAL();
\r
149 /*-----------------------------------------------------------*/
\r
151 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
\r
153 if( uxLED < partestNUM_LEDS )
\r
155 taskENTER_CRITICAL();
\r
157 gpio_toggle_pin( ulLED[ uxLED ] );
\r
159 taskEXIT_CRITICAL();
\r