2 FreeRTOS.org V5.0.0 - Copyright (C) 2003-2008 Richard Barry.
\r
4 This file is part of the FreeRTOS.org distribution.
\r
6 FreeRTOS.org is free software; you can redistribute it and/or modify
\r
7 it under the terms of the GNU General Public License as published by
\r
8 the Free Software Foundation; either version 2 of the License, or
\r
9 (at your option) any later version.
\r
11 FreeRTOS.org is distributed in the hope that it will be useful,
\r
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
\r
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
\r
14 GNU General Public License for more details.
\r
16 You should have received a copy of the GNU General Public License
\r
17 along with FreeRTOS.org; if not, write to the Free Software
\r
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
\r
20 A special exception to the GPL can be applied should you wish to distribute
\r
21 a combined work that includes FreeRTOS.org, without being obliged to provide
\r
22 the source code for any proprietary components. See the licensing section
\r
23 of http://www.FreeRTOS.org for full details of how and when the exception
\r
26 ***************************************************************************
\r
27 ***************************************************************************
\r
29 * SAVE TIME AND MONEY! We can port FreeRTOS.org to your own hardware, *
\r
30 * and even write all or part of your application on your behalf. *
\r
31 * See http://www.OpenRTOS.com for details of the services we provide to *
\r
32 * expedite your project. *
\r
34 ***************************************************************************
\r
35 ***************************************************************************
\r
37 Please ensure to read the configuration and relevant port sections of the
\r
38 online documentation.
\r
40 http://www.FreeRTOS.org - Documentation, latest information, license and
\r
43 http://www.SafeRTOS.com - A version that is certified for use in safety
\r
46 http://www.OpenRTOS.com - Commercial support, development, porting,
\r
47 licensing and training services.
\r
52 + Added functionality to only call vTaskSwitchContext() once
\r
53 when handling multiple interruptsources in a single interruptcall.
\r
55 + Included Filenames changed to a .c extension to allow stepping through
\r
63 /* Scheduler include files. */
\r
64 #include <FreeRTOS.h>
\r
68 static bit uxSwitchRequested;
\r
71 * Vector for the ISR.
\r
73 void pointed Interrupt()
\r
76 * Save the context of the current task.
\r
78 portSAVE_CONTEXT( portINTERRUPTS_FORCED );
\r
81 * No contextswitch requested yet
\r
83 uxSwitchRequested = pdFALSE;
\r
86 * Was the interrupt the FreeRTOS SystemTick?
\r
88 #include <libFreeRTOS/Drivers/Tick/isrTick.c>
\r
90 /*******************************************************************************
\r
91 ** DO NOT MODIFY ANYTHING ABOVE THIS LINE
\r
92 ********************************************************************************
\r
93 ** Enter the includes for the ISR-code of the FreeRTOS drivers below.
\r
95 ** You cannot use local variables. Alternatives are:
\r
96 ** - Use static variables (Global RAM usage increases)
\r
97 ** - Call a function (Additional cycles are needed)
\r
98 ** - Use unused SFR's (preferred, no additional overhead)
\r
99 ** See "../Serial/isrSerialTx.c" for an example of this last option
\r
100 *******************************************************************************/
\r
105 * Was the interrupt a byte being received?
\r
107 #include "../Serial/isrSerialRx.c"
\r
111 * Was the interrupt the Tx register becoming empty?
\r
113 #include "../Serial/isrSerialTx.c"
\r
117 /*******************************************************************************
\r
118 ** DO NOT MODIFY ANYTHING BELOW THIS LINE
\r
119 *******************************************************************************/
\r
121 * Was a contextswitch requested by one of the
\r
122 * interrupthandlers?
\r
124 if ( uxSwitchRequested )
\r
126 vTaskSwitchContext();
\r
130 * Restore the context of the (possibly other) task.
\r
132 portRESTORE_CONTEXT();
\r
134 #pragma asmline retfie 0
\r