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1 /*\r
2     FreeRTOS V7.5.1 - Copyright (C) 2013 Real Time Engineers Ltd.\r
3 \r
4     VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\r
5 \r
6     ***************************************************************************\r
7      *                                                                       *\r
8      *    FreeRTOS provides completely free yet professionally developed,    *\r
9      *    robust, strictly quality controlled, supported, and cross          *\r
10      *    platform software that has become a de facto standard.             *\r
11      *                                                                       *\r
12      *    Help yourself get started quickly and support the FreeRTOS         *\r
13      *    project by purchasing a FreeRTOS tutorial book, reference          *\r
14      *    manual, or both from: http://www.FreeRTOS.org/Documentation        *\r
15      *                                                                       *\r
16      *    Thank you!                                                         *\r
17      *                                                                       *\r
18     ***************************************************************************\r
19 \r
20     This file is part of the FreeRTOS distribution.\r
21 \r
22     FreeRTOS is free software; you can redistribute it and/or modify it under\r
23     the terms of the GNU General Public License (version 2) as published by the\r
24     Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.\r
25 \r
26     >>! NOTE: The modification to the GPL is included to allow you to distribute\r
27     >>! a combined work that includes FreeRTOS without being obliged to provide\r
28     >>! the source code for proprietary components outside of the FreeRTOS\r
29     >>! kernel.\r
30 \r
31     FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY\r
32     WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS\r
33     FOR A PARTICULAR PURPOSE.  Full license text is available from the following\r
34     link: http://www.freertos.org/a00114.html\r
35 \r
36     1 tab == 4 spaces!\r
37 \r
38     ***************************************************************************\r
39      *                                                                       *\r
40      *    Having a problem?  Start by reading the FAQ "My application does   *\r
41      *    not run, what could be wrong?"                                     *\r
42      *                                                                       *\r
43      *    http://www.FreeRTOS.org/FAQHelp.html                               *\r
44      *                                                                       *\r
45     ***************************************************************************\r
46 \r
47     http://www.FreeRTOS.org - Documentation, books, training, latest versions,\r
48     license and Real Time Engineers Ltd. contact details.\r
49 \r
50     http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,\r
51     including FreeRTOS+Trace - an indispensable productivity tool, a DOS\r
52     compatible FAT file system, and our tiny thread aware UDP/IP stack.\r
53 \r
54     http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High\r
55     Integrity Systems to sell under the OpenRTOS brand.  Low cost OpenRTOS\r
56     licenses offer ticketed support, indemnification and middleware.\r
57 \r
58     http://www.SafeRTOS.com - High Integrity Systems also provide a safety\r
59     engineered and independently SIL3 certified version for use in safety and\r
60     mission critical applications that require provable dependability.\r
61 \r
62     1 tab == 4 spaces!\r
63 */\r
64 \r
65 /* FreeRTOS.org includes. */\r
66 #include "FreeRTOS.h"\r
67 \r
68 /* Demo application includes. */\r
69 #include "partest.h"\r
70 \r
71 #define partstFIRST_IO                  ( ( unsigned portLONG ) 0x01 )\r
72 #define partstNUM_LEDS                  ( 8 )\r
73 #define partstALL_OUTPUTS_OFF   ( ( unsigned portLONG ) 0xff )\r
74 \r
75 /*-----------------------------------------------------------\r
76  * Simple parallel port IO routines.\r
77  *-----------------------------------------------------------*/\r
78 \r
79 void vParTestInitialise( void )\r
80 {\r
81         PINSEL10 = 0;\r
82         FIO2DIR  = 0x000000FF;\r
83         FIO2MASK = 0x00000000;\r
84         FIO2CLR  = 0xFF;\r
85         SCS |= (1<<0); //fast mode for port 0 and 1\r
86 \r
87     FIO2CLR = partstALL_OUTPUTS_OFF;\r
88 }\r
89 /*-----------------------------------------------------------*/\r
90 \r
91 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
92 {\r
93 unsigned portLONG ulLED = partstFIRST_IO;\r
94 \r
95         if( uxLED < partstNUM_LEDS )\r
96         {\r
97                 /* Rotate to the wanted bit of port */\r
98                 ulLED <<= ( unsigned portLONG ) uxLED;\r
99 \r
100                 /* Set of clear the output. */\r
101                 if( xValue )\r
102                 {\r
103                         FIO2CLR = ulLED;\r
104                 }\r
105                 else\r
106                 {\r
107                         FIO2SET = ulLED;\r
108                 }\r
109         }\r
110 }\r
111 /*-----------------------------------------------------------*/\r
112 \r
113 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
114 {\r
115 unsigned portLONG ulLED = partstFIRST_IO, ulCurrentState;\r
116 \r
117         if( uxLED < partstNUM_LEDS )\r
118         {\r
119                 /* Rotate to the wanted bit of port 0.  Only P10 to P13 have an LED\r
120                 attached. */\r
121                 ulLED <<= ( unsigned portLONG ) uxLED;\r
122 \r
123                 /* If this bit is already set, clear it, and visa versa. */\r
124                 ulCurrentState = FIO2PIN;\r
125                 if( ulCurrentState & ulLED )\r
126                 {\r
127                         FIO2CLR = ulLED;\r
128                 }\r
129                 else\r
130                 {\r
131                         FIO2SET = ulLED;                        \r
132                 }\r
133         }       \r
134 }\r
135 \r
136 /*-----------------------------------------------------------*/\r
137 unsigned portBASE_TYPE uxParTextGetLED( unsigned portBASE_TYPE uxLED )\r
138 {\r
139 unsigned portLONG ulLED = partstFIRST_IO;\r
140     \r
141     ulLED <<= ( unsigned portLONG ) uxLED;\r
142 \r
143     return ( FIO2PIN & ulLED );\r
144 }\r
145 \r
146 \r