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[freertos] / FreeRTOS / Demo / SuperH_SH7216_Renesas / RTOSDemo / ParTest / ParTest.c
1 /*\r
2     FreeRTOS V8.1.0 - Copyright (C) 2014 Real Time Engineers Ltd. \r
3     All rights reserved\r
4 \r
5     VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\r
6 \r
7     ***************************************************************************\r
8      *                                                                       *\r
9      *    FreeRTOS provides completely free yet professionally developed,    *\r
10      *    robust, strictly quality controlled, supported, and cross          *\r
11      *    platform software that has become a de facto standard.             *\r
12      *                                                                       *\r
13      *    Help yourself get started quickly and support the FreeRTOS         *\r
14      *    project by purchasing a FreeRTOS tutorial book, reference          *\r
15      *    manual, or both from: http://www.FreeRTOS.org/Documentation        *\r
16      *                                                                       *\r
17      *    Thank you!                                                         *\r
18      *                                                                       *\r
19     ***************************************************************************\r
20 \r
21     This file is part of the FreeRTOS distribution.\r
22 \r
23     FreeRTOS is free software; you can redistribute it and/or modify it under\r
24     the terms of the GNU General Public License (version 2) as published by the\r
25     Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.\r
26 \r
27     >>!   NOTE: The modification to the GPL is included to allow you to     !<<\r
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29     >>!   obliged to provide the source code for proprietary components     !<<\r
30     >>!   outside of the FreeRTOS kernel.                                   !<<\r
31 \r
32     FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY\r
33     WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS\r
34     FOR A PARTICULAR PURPOSE.  Full license text is available from the following\r
35     link: http://www.freertos.org/a00114.html\r
36 \r
37     1 tab == 4 spaces!\r
38 \r
39     ***************************************************************************\r
40      *                                                                       *\r
41      *    Having a problem?  Start by reading the FAQ "My application does   *\r
42      *    not run, what could be wrong?"                                     *\r
43      *                                                                       *\r
44      *    http://www.FreeRTOS.org/FAQHelp.html                               *\r
45      *                                                                       *\r
46     ***************************************************************************\r
47 \r
48     http://www.FreeRTOS.org - Documentation, books, training, latest versions,\r
49     license and Real Time Engineers Ltd. contact details.\r
50 \r
51     http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,\r
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53     compatible FAT file system, and our tiny thread aware UDP/IP stack.\r
54 \r
55     http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High\r
56     Integrity Systems to sell under the OpenRTOS brand.  Low cost OpenRTOS\r
57     licenses offer ticketed support, indemnification and middleware.\r
58 \r
59     http://www.SafeRTOS.com - High Integrity Systems also provide a safety\r
60     engineered and independently SIL3 certified version for use in safety and\r
61     mission critical applications that require provable dependability.\r
62 \r
63     1 tab == 4 spaces!\r
64 */\r
65 \r
66 /*-----------------------------------------------------------\r
67  * Simple IO routines to control the LEDs.\r
68  *-----------------------------------------------------------*/\r
69 \r
70 /* Scheduler includes. */\r
71 #include "FreeRTOS.h"\r
72 #include "task.h"\r
73 \r
74 /* Demo includes. */\r
75 #include "partest.h"\r
76 \r
77 #define partestNUM_LEDS ( 6 )\r
78 #define partestALL_LEDS ( usLEDMasks[ 0 ] | usLEDMasks[ 1 ] | usLEDMasks[ 2 ] | usLEDMasks[ 3 ] | usLEDMasks[ 4 ] | usLEDMasks[ 5 ] )\r
79 \r
80 static const unsigned short usLEDMasks[ partestNUM_LEDS ] = { ( 1 << 9 ), ( 1 << 11 ), ( 1 << 12 ), ( 1 << 13 ), ( 1 << 14 ), ( 1 << 15 ) };\r
81 /*-----------------------------------------------------------*/\r
82 \r
83 void vParTestInitialise( void )\r
84 {\r
85         /* Select port functions for PE9 to PE15. */\r
86         PFC.PECRL3.WORD &= ( unsigned short ) ~partestALL_LEDS;\r
87 \r
88         /* Turn all LEDs off. */\r
89         PE.DR.WORD &= ( unsigned short ) ~partestALL_LEDS;\r
90         \r
91         /* Set all LEDs to output. */\r
92         PFC.PEIORL.WORD |= ( unsigned short ) partestALL_LEDS;\r
93 }\r
94 /*-----------------------------------------------------------*/\r
95 \r
96 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
97 {\r
98         if( uxLED < partestNUM_LEDS )\r
99         {\r
100                 if( xValue )\r
101                 {\r
102                         /* Turn the LED on. */\r
103                         taskENTER_CRITICAL();\r
104                         {\r
105                                 PE.DR.WORD |= usLEDMasks[ uxLED ];\r
106                         }\r
107                         taskEXIT_CRITICAL();\r
108                 }\r
109                 else\r
110                 {\r
111                         /* Turn the LED off. */\r
112                         taskENTER_CRITICAL();\r
113                         {\r
114                                 PE.DR.WORD &= ( unsigned short ) ~usLEDMasks[ uxLED ];\r
115                         }\r
116                         taskEXIT_CRITICAL();\r
117                 }\r
118         }\r
119 }\r
120 /*-----------------------------------------------------------*/\r
121 \r
122 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
123 {\r
124         if( uxLED < partestNUM_LEDS )\r
125         {\r
126                 taskENTER_CRITICAL();\r
127                 {\r
128                         if( ( PE.DR.WORD & usLEDMasks[ uxLED ] ) != 0x00 )\r
129                         {\r
130                                 PE.DR.WORD &= ( unsigned short ) ~usLEDMasks[ uxLED ];\r
131                         }\r
132                         else\r
133                         {\r
134                                 PE.DR.WORD |= usLEDMasks[ uxLED ];\r
135                         }\r
136                 }\r
137                 taskEXIT_CRITICAL();\r
138         }\r
139 }\r
140 /*-----------------------------------------------------------*/\r
141                                                         \r
142 long lParTestGetLEDState( void )\r
143 {\r
144         /* Returns the state of the fifth LED. */\r
145         return !( PE.DR.WORD & usLEDMasks[ 4 ] );\r
146 }\r
147 /*-----------------------------------------------------------*/\r
148 \r
149 \r
150 \r
151 \r
152