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| author | richardbarry <richardbarry@1d2547de-c912-0410-9cb9-b8ca96c0e9e2> | 2006-05-02 09:39:15 +0000 |
|---|---|---|
| committer | richardbarry <richardbarry@1d2547de-c912-0410-9cb9-b8ca96c0e9e2> | 2006-05-02 09:39:15 +0000 |
| commit | d7dbc0659d07553731bf22aa298adcf5e5e7774d (patch) | |
| tree | f263718a33f9a800d8ad8bfae7d7728cc24cff76 /Demo/ARM7_AT91FR40008_GCC/ParTest/ParTest.c | |
| parent | 007f75782c094f12e9fb8832dddb6b06bce236f8 (diff) | |
| download | freertos-d7dbc0659d07553731bf22aa298adcf5e5e7774d.tar.gz freertos-d7dbc0659d07553731bf22aa298adcf5e5e7774d.tar.bz2 freertos-d7dbc0659d07553731bf22aa298adcf5e5e7774d.tar.xz | |
First version under SVN is V4.0.1
git-svn-id: https://freertos.svn.sourceforge.net/svnroot/freertos/trunk@4 1d2547de-c912-0410-9cb9-b8ca96c0e9e2
Diffstat (limited to 'Demo/ARM7_AT91FR40008_GCC/ParTest/ParTest.c')
| -rw-r--r-- | Demo/ARM7_AT91FR40008_GCC/ParTest/ParTest.c | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/Demo/ARM7_AT91FR40008_GCC/ParTest/ParTest.c b/Demo/ARM7_AT91FR40008_GCC/ParTest/ParTest.c new file mode 100644 index 00000000..583d2632 --- /dev/null +++ b/Demo/ARM7_AT91FR40008_GCC/ParTest/ParTest.c @@ -0,0 +1,120 @@ +/*
+ FreeRTOS V4.0.1 - Copyright (C) 2003-2006 Richard Barry.
+
+ This file is part of the FreeRTOS distribution.
+
+ FreeRTOS is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ FreeRTOS is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with FreeRTOS; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+ A special exception to the GPL can be applied should you wish to distribute
+ a combined work that includes FreeRTOS, without being obliged to provide
+ the source code for any proprietary components. See the licensing section
+ of http://www.FreeRTOS.org for full details of how and when the exception
+ can be applied.
+
+ ***************************************************************************
+ See http://www.FreeRTOS.org for documentation, latest information, license
+ and contact details. Please ensure to read the configuration and relevant
+ port sections of the online documentation.
+ ***************************************************************************
+*/
+
+/* Scheduler includes. */
+#include "FreeRTOS.h"
+#include "portable.h"
+
+/* Demo app includes. */
+#include "partest.h"
+
+/* Hardware specific definitions. */
+#include "AT91R40008.h"
+#include "pio.h"
+#include "aic.h"
+
+#define partstNUM_LEDS ( 8 )
+#define partstALL_OUTPUTS_OFF ( ( unsigned portLONG ) ~(0xFFFFFFFF << partstNUM_LEDS) )
+
+static unsigned portLONG ulLEDReg;
+
+/*-----------------------------------------------------------
+ * Simple parallel port IO routines.
+ *-----------------------------------------------------------*/
+
+static void SetLeds (unsigned int leds)
+{
+unsigned portLONG ulPIOSetReg, ulPIOClearReg;
+
+ /* LEDs are grouped in different port bits: P3-P6 and P16-P19.
+ A port bit set to '0' turns an LED on, '1' turns it off. */
+
+ ulPIOSetReg = ( (leds & 0xF) << 16 ) | ( (leds & 0xF0) >> 1 );
+ ulPIOClearReg = (~ulPIOSetReg) & 0x000F0078;
+
+ AT91C_BASE_PIO->PIO_SODR = ulPIOSetReg;
+ AT91C_BASE_PIO->PIO_CODR = ulPIOClearReg;
+}
+/*-----------------------------------------------------------*/
+
+void vParTestInitialise( void )
+{
+ /* This is performed from main() as the io bits are shared with other setup
+ functions. Ensure the outputs are off to start. */
+ ulLEDReg = partstALL_OUTPUTS_OFF;
+
+ /* Enable clock to PIO... */
+ AT91C_BASE_PS->PS_PCER = AT91C_PS_PIO;
+
+ /* Enable all 8 LEDs and the four switches to be controlled by PIO... */
+ AT91C_BASE_PIO->PIO_PER = P3 | P4 | P5 | P6 | P16 | P17 | P18 | P19 | P1 | P2 | P9 | P12;
+
+ /* Configure all LED PIO lines for output... */
+ AT91C_BASE_PIO->PIO_OER = P3 | P4 | P5 | P6 | P16 | P17 | P18 | P19;
+
+ /* Configure all switch PIO lines for input... */
+ AT91C_BASE_PIO->PIO_ODR = P1 | P2 | P9 | P12;
+
+ /* Set initial state of LEDs. */
+ SetLeds( ulLEDReg );
+}
+/*-----------------------------------------------------------*/
+
+void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
+{
+ /* Switch an LED on or off as requested. */
+ if (uxLED < partstNUM_LEDS)
+ {
+ if( xValue )
+ {
+ ulLEDReg &= ~(1 << uxLED);
+ }
+ else
+ {
+ ulLEDReg |= (1 << uxLED);
+ }
+
+ SetLeds( ulLEDReg );
+ }
+}
+/*-----------------------------------------------------------*/
+
+void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
+{
+ /* Toggle the state of the requested LED. */
+ if (uxLED < partstNUM_LEDS)
+ {
+ ulLEDReg ^= ( 1 << uxLED );
+ SetLeds( ulLEDReg );
+ }
+}
+
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