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1 /*\r
2     FreeRTOS V7.1.1 - Copyright (C) 2012 Real Time Engineers Ltd.\r
3         \r
4 \r
5     ***************************************************************************\r
6      *                                                                       *\r
7      *    FreeRTOS tutorial books are available in pdf and paperback.        *\r
8      *    Complete, revised, and edited pdf reference manuals are also       *\r
9      *    available.                                                         *\r
10      *                                                                       *\r
11      *    Purchasing FreeRTOS documentation will not only help you, by       *\r
12      *    ensuring you get running as quickly as possible and with an        *\r
13      *    in-depth knowledge of how to use FreeRTOS, it will also help       *\r
14      *    the FreeRTOS project to continue with its mission of providing     *\r
15      *    professional grade, cross platform, de facto standard solutions    *\r
16      *    for microcontrollers - completely free of charge!                  *\r
17      *                                                                       *\r
18      *    >>> See http://www.FreeRTOS.org/Documentation for details. <<<     *\r
19      *                                                                       *\r
20      *    Thank you for using FreeRTOS, and thank you for your support!      *\r
21      *                                                                       *\r
22     ***************************************************************************\r
23 \r
24 \r
25     This file is part of the FreeRTOS distribution.\r
26 \r
27     FreeRTOS is free software; you can redistribute it and/or modify it under\r
28     the terms of the GNU General Public License (version 2) as published by the\r
29     Free Software Foundation AND MODIFIED BY the FreeRTOS exception.\r
30     >>>NOTE<<< The modification to the GPL is included to allow you to\r
31     distribute a combined work that includes FreeRTOS without being obliged to\r
32     provide the source code for proprietary components outside of the FreeRTOS\r
33     kernel.  FreeRTOS is distributed in the hope that it will be useful, but\r
34     WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY\r
35     or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for\r
36     more details. You should have received a copy of the GNU General Public\r
37     License and the FreeRTOS license exception along with FreeRTOS; if not it\r
38     can be viewed here: http://www.freertos.org/a00114.html and also obtained\r
39     by writing to Richard Barry, contact details for whom are available on the\r
40     FreeRTOS WEB site.\r
41 \r
42     1 tab == 4 spaces!\r
43     \r
44     ***************************************************************************\r
45      *                                                                       *\r
46      *    Having a problem?  Start by reading the FAQ "My application does   *\r
47      *    not run, what could be wrong?                                      *\r
48      *                                                                       *\r
49      *    http://www.FreeRTOS.org/FAQHelp.html                               *\r
50      *                                                                       *\r
51     ***************************************************************************\r
52 \r
53     \r
54     http://www.FreeRTOS.org - Documentation, training, latest information, \r
55     license and contact details.\r
56     \r
57     http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,\r
58     including FreeRTOS+Trace - an indispensable productivity tool.\r
59 \r
60     Real Time Engineers ltd license FreeRTOS to High Integrity Systems, who sell \r
61     the code with commercial support, indemnification, and middleware, under \r
62     the OpenRTOS brand: http://www.OpenRTOS.com.  High Integrity Systems also\r
63     provide a safety engineered and independently SIL3 certified version under \r
64     the SafeRTOS brand: http://www.SafeRTOS.com.\r
65 */\r
66 \r
67 \r
68 /* Scheduler includes. */\r
69 #include "FreeRTOS.h"\r
70 #include "task.h"\r
71 \r
72 #define partstNUM_LEDs  8\r
73 \r
74 static unsigned portCHAR sState[ partstNUM_LEDs ] = { pdFALSE };\r
75 static unsigned portCHAR sState1[ partstNUM_LEDs ] = { pdFALSE };\r
76 \r
77 \r
78 /*-----------------------------------------------------------*/\r
79 void vParTestInitialise( void )\r
80 {\r
81 portBASE_TYPE x;\r
82 \r
83         /* Set port for LED outputs. */\r
84         DDR00 = 0xFF;\r
85         DDR09 = 0xFF;\r
86 \r
87         /* Start with LEDs off. */\r
88         PDR09 = 0xff;\r
89         PDR00 = 0xff;\r
90 \r
91         for( x = 0; x < partstNUM_LEDs; x++ )\r
92         {\r
93                 sState[ x ] = pdTRUE;\r
94                 sState1[ x ] = pdTRUE;\r
95         }\r
96 }\r
97 /*-----------------------------------------------------------*/\r
98 \r
99 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
100 {\r
101         if( uxLED < partstNUM_LEDs )\r
102         {\r
103                 taskENTER_CRITICAL();\r
104                 {               \r
105                         /* Toggle the state of the single genuine on board LED. */\r
106                         if( sState[ uxLED ] )\r
107                         {\r
108                                 PDR09 |= ( 1 << uxLED );\r
109                         }\r
110                         else\r
111                         {\r
112                                 PDR09 &= ~( 1 << uxLED );\r
113                         }\r
114                 \r
115                         sState[uxLED] = !( sState[ uxLED ] );\r
116                 }               \r
117                 taskEXIT_CRITICAL();\r
118         }\r
119         else\r
120         {\r
121                 uxLED -= partstNUM_LEDs;\r
122 \r
123                 if( uxLED < partstNUM_LEDs )\r
124                 {               \r
125                         taskENTER_CRITICAL();\r
126                         {               \r
127                                 /* Toggle the state of the single genuine on board LED. */\r
128                                 if( sState1[uxLED])     \r
129                                 {\r
130                                         PDR00 |= ( 1 << uxLED );\r
131                                 }\r
132                                 else\r
133                                 {\r
134                                         PDR00 &= ~( 1 << uxLED );\r
135                                 }\r
136                         \r
137                                 sState1[ uxLED ] = !( sState1[ uxLED ] );\r
138                         }\r
139                         taskEXIT_CRITICAL();\r
140                 }\r
141         }\r
142 }\r
143 /*-----------------------------------------------------------*/\r
144 \r
145 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
146 {\r
147         /* Set or clear the output [in this case show or hide the '*' character. */\r
148         if( uxLED < partstNUM_LEDs )\r
149         {\r
150                 taskENTER_CRITICAL();\r
151                 {\r
152                         if( xValue )\r
153                         {\r
154                                 PDR09 |= ( 1 << uxLED );\r
155                                 sState[ uxLED ] = 1;\r
156                         }\r
157                         else\r
158                         {\r
159                                 PDR09 &= ~( 1 << uxLED );\r
160                                 sState[ uxLED ] = 0;\r
161                         }\r
162                 }\r
163                 taskEXIT_CRITICAL();\r
164         }\r
165         else \r
166         {\r
167                 uxLED -= partstNUM_LEDs;\r
168 \r
169                 taskENTER_CRITICAL();\r
170                 {\r
171                         if( xValue )\r
172                         {\r
173                                 PDR00 |= ( 1 << uxLED );\r
174                                 sState1[ uxLED ] = 1;\r
175                         }\r
176                         else\r
177                         {\r
178                                 PDR00 &= ~( 1 << uxLED );\r
179                                 sState1[ uxLED ] = 0;\r
180                         }\r
181                 }\r
182                 taskEXIT_CRITICAL();\r
183         }\r
184 }\r
185 \r