2 * FreeRTOS Kernel V10.2.1
\r
3 * Copyright (C) 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
\r
5 * Permission is hereby granted, free of charge, to any person obtaining a copy of
\r
6 * this software and associated documentation files (the "Software"), to deal in
\r
7 * the Software without restriction, including without limitation the rights to
\r
8 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
\r
9 * the Software, and to permit persons to whom the Software is furnished to do so,
\r
10 * subject to the following conditions:
\r
12 * The above copyright notice and this permission notice shall be included in all
\r
13 * copies or substantial portions of the Software.
\r
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
\r
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
\r
17 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
\r
18 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
\r
19 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
\r
20 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
\r
22 * http://www.FreeRTOS.org
\r
23 * http://aws.amazon.com/freertos
\r
25 * 1 tab == 4 spaces!
\r
28 /*-----------------------------------------------------------
\r
29 * Simple parallel port IO routines.
\r
30 *-----------------------------------------------------------*/
\r
33 /* Scheduler includes. */
\r
34 #include "FreeRTOS.h"
\r
37 /* Demo app includes. */
\r
39 #include "altera_avalon_pio_regs.h"
\r
40 #include "partest.h"
\r
42 /*---------------------------------------------------------------------------*/
\r
44 #define partstNUM_LEDS ( 8 )
\r
46 /*---------------------------------------------------------------------------*/
\r
48 static unsigned long ulLedStates;
\r
50 /*---------------------------------------------------------------------------*/
\r
52 void vParTestInitialise( void )
\r
54 IOWR_ALTERA_AVALON_PIO_DIRECTION( LED_PIO_BASE, ALTERA_AVALON_PIO_DIRECTION_OUTPUT );
\r
57 /*-----------------------------------------------------------*/
\r
59 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
\r
61 if( uxLED < partstNUM_LEDS )
\r
63 taskENTER_CRITICAL();
\r
67 ulLedStates |= 1 << uxLED;
\r
71 ulLedStates &= ~( 1 << uxLED );
\r
73 IOWR_ALTERA_AVALON_PIO_DATA( LED_PIO_BASE, ulLedStates );
\r
75 taskEXIT_CRITICAL();
\r
78 /*-----------------------------------------------------------*/
\r
80 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
\r
82 if( uxLED < partstNUM_LEDS )
\r
84 taskENTER_CRITICAL();
\r
86 vParTestSetLED( uxLED, !( ulLedStates & ( 1 << uxLED ) ) );
\r
88 taskEXIT_CRITICAL();
\r
91 /*-----------------------------------------------------------*/
\r