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1 /*\r
2     FreeRTOS V8.1.1 - 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
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10      *    robust, strictly quality controlled, supported, and cross          *\r
11      *    platform software that has become a de facto standard.             *\r
12      *                                                                       *\r
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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
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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 GPIO (parallel port) IO routines.\r
68  *-----------------------------------------------------------*/\r
69 \r
70 /* Kernel includes. */\r
71 #include "FreeRTOS.h"\r
72 #include "task.h"\r
73 \r
74 /* Hardware includes. */\r
75 #include <XMC1100.h>\r
76 \r
77 /* Standard demo include. */\r
78 #include "partest.h"\r
79 \r
80 /* The port bits on which LEDs are connected. */\r
81 static const unsigned long ulLEDPorts[] =\r
82 {\r
83         0, /* P0.5 */\r
84         0, /* P0.6 */\r
85         1, /* P1.2 */\r
86         1, /* P1.3 */\r
87         1, /* P1.4 */\r
88         1  /* P1.5 */\r
89 };\r
90 \r
91 /* The port bits on which LEDs are connected. */\r
92 static const unsigned long ulLEDBits[] =\r
93 {\r
94         1 << 5, /* P0.5 */\r
95         1 << 6, /* P0.6 */\r
96         1 << 2, /* P1.2 */\r
97         1 << 3, /* P1.3 */\r
98         1 << 4, /* P1.4 */\r
99         1 << 5  /* P1.5 */\r
100 };\r
101 \r
102 #define partstNUM_LEDS  ( sizeof( ulLEDBits ) / sizeof( unsigned long ) )\r
103 \r
104 /* Shift the LED bit into the correct position within the POW register to\r
105 perform the desired operation. */\r
106 #define partstON_SHIFT  ( 16UL )\r
107 #define partstOFF_SHIFT ( 0UL )\r
108 \r
109 /*-----------------------------------------------------------*/\r
110 \r
111 void vParTestInitialise( void )\r
112 {\r
113         /* Configure relevant port P0 to push pull output to drive LEDs. */\r
114 \r
115         /* P0.5 */\r
116         PORT0->IOCR4 &= ~( ( 0xFFUL <<  8 ) );\r
117         PORT0->IOCR4 |= ( 0x80UL <<  8 );\r
118         vParTestSetLED( 0, pdFALSE );\r
119 \r
120         /* P0.6 */\r
121         PORT0->IOCR4 &= ~( ( 0xFFUL << 16 ) );\r
122         PORT0->IOCR4 |= ( 0x80UL << 16 );\r
123         vParTestSetLED( 1, pdFALSE );\r
124 \r
125         /* P1.2 */\r
126         PORT1->IOCR0 &= ~( ( 0xFFUL << 16 ) );\r
127         PORT1->IOCR0 |= ( 0x80UL << 16 );\r
128         vParTestSetLED( 2, pdFALSE );\r
129 \r
130         /* P1.3 */\r
131         PORT1->IOCR0 &= ~( ( 0xFFUL << 24 ) );\r
132         PORT1->IOCR0 |= ( 0x80UL << 24 );\r
133         vParTestSetLED( 3, pdFALSE );\r
134 \r
135         /* P1.4 */\r
136         PORT1->IOCR4 &= ~( ( 0xFFUL << 0 ) );\r
137         PORT1->IOCR4 |= ( 0x80UL << 0 );\r
138         vParTestSetLED( 4, pdFALSE );\r
139 \r
140         /* P1.5 */\r
141         PORT1->IOCR4 &= ~( ( 0xFFUL << 8 ) );\r
142         PORT1->IOCR4 |= ( 0x80UL << 8 );\r
143         vParTestSetLED( 5, pdFALSE );\r
144 }\r
145 /*-----------------------------------------------------------*/\r
146 \r
147 void vParTestSetLED( unsigned long ulLED, signed portBASE_TYPE xValue )\r
148 {\r
149         if( ulLED < partstNUM_LEDS )\r
150         {\r
151                 if( xValue == pdTRUE )\r
152                 {\r
153                         /* Turn the LED on. */\r
154                         if( ulLEDPorts[ ulLED ] == 0x00 )\r
155                         {\r
156                                 PORT0->OMR = ( ulLEDBits[ ulLED ] << partstON_SHIFT );\r
157                         }\r
158                         else\r
159                         {\r
160                                 PORT1->OMR = ( ulLEDBits[ ulLED ] << partstON_SHIFT );\r
161                         }\r
162                 }\r
163                 else\r
164                 {\r
165                         /* Turn the LED off. */\r
166                         if( ulLEDPorts[ ulLED ] == 0x00 )\r
167                         {\r
168                                 PORT0->OMR = ( ulLEDBits[ ulLED ] << partstOFF_SHIFT );\r
169                         }\r
170                         else\r
171                         {\r
172                                 PORT1->OMR = ( ulLEDBits[ ulLED ] << partstOFF_SHIFT );\r
173                         }\r
174                 }\r
175         }\r
176 }\r
177 /*-----------------------------------------------------------*/\r
178 \r
179 void vParTestToggleLED( unsigned long ulLED )\r
180 {\r
181         if( ulLED < partstNUM_LEDS )\r
182         {\r
183                 /* Setting both the ON and OFF bits simultaneously results in the bit\r
184                 being toggled. */\r
185                 if( ulLEDPorts[ ulLED ] == 0x00 )\r
186                 {\r
187                         PORT0->OMR = ( ulLEDBits[ ulLED ] << partstON_SHIFT ) | ( ulLEDBits[ ulLED ] << partstOFF_SHIFT );\r
188                 }\r
189                 else\r
190                 {\r
191                         PORT1->OMR = ( ulLEDBits[ ulLED ] << partstON_SHIFT ) | ( ulLEDBits[ ulLED ] << partstOFF_SHIFT );\r
192                 }\r
193         }\r
194 }\r
195 /*-----------------------------------------------------------*/\r
196 \r