diff options
Diffstat (limited to 'Demo/NEC_V850ES_IAR/LowLevelInit/LowLevelInit_Fx3.c')
| -rw-r--r-- | Demo/NEC_V850ES_IAR/LowLevelInit/LowLevelInit_Fx3.c | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/Demo/NEC_V850ES_IAR/LowLevelInit/LowLevelInit_Fx3.c b/Demo/NEC_V850ES_IAR/LowLevelInit/LowLevelInit_Fx3.c new file mode 100644 index 00000000..1551b023 --- /dev/null +++ b/Demo/NEC_V850ES_IAR/LowLevelInit/LowLevelInit_Fx3.c @@ -0,0 +1,128 @@ +/*
+ FreeRTOS.org V5.1.1 - Copyright (C) 2003-2008 Richard Barry.
+
+ This file is part of the FreeRTOS.org distribution.
+
+ FreeRTOS.org 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.org 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.org; 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.org, 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.
+
+ ***************************************************************************
+ ***************************************************************************
+ * *
+ * SAVE TIME AND MONEY! We can port FreeRTOS.org to your own hardware, *
+ * and even write all or part of your application on your behalf. *
+ * See http://www.OpenRTOS.com for details of the services we provide to *
+ * expedite your project. *
+ * *
+ ***************************************************************************
+ ***************************************************************************
+
+ Please ensure to read the configuration and relevant port sections of the
+ online documentation.
+
+ http://www.FreeRTOS.org - Documentation, latest information, license and
+ contact details.
+
+ http://www.SafeRTOS.com - A version that is certified for use in safety
+ critical systems.
+
+ http://www.OpenRTOS.com - Commercial support, development, porting,
+ licensing and training services.
+*/
+
+#include "FreeRTOS.h"
+
+/*-----------------------------------------------------------*/
+
+/* Called by the startup code to initialise the run time system. */
+unsigned portCHAR __low_level_init(void);
+
+/*-----------------------------------------------------------*/
+
+unsigned portCHAR __low_level_init(void)
+{
+unsigned portCHAR resetflag = RESF;
+unsigned portCHAR psval = 0;
+
+ /* Setup provided by NEC. */
+
+ /* Disable global interrupts to ensure no interrupts occur during system
+ setup. */
+ portDISABLE_INTERRUPTS();
+
+ PRCMD = 0x00;
+ OCDM = 0x00;
+ VSWC = 0x12;
+ VSWC = 18;
+
+ /* Set main system clock */
+ OSTS = 0x06;
+ psval = 0x80;
+ PRCMD = psval;
+ PCC = psval;
+ while (!OSTC)
+ {
+ ;
+ }
+
+ PLLS = 0x03;
+ PLLON = 1;
+ while (LOCKR)
+ {
+ ;
+ }
+
+ psval = 0x01;
+ PRCMD = psval;
+ MCM = psval;
+ SELPLL = 1;
+
+ /* Set fCPU */
+ psval = PCC | 0x00;
+ PRCMD = psval;
+ PCC = psval;
+ RCM = 0x83;
+
+ /* Set fXP1 */
+ SELCNT4 = 0x00;
+
+ /* Set fBRG */
+ PRSM0 = 0x00;
+
+ /* Stand-by setting */
+ psval = 0x00;
+ PRCMD = psval;
+ PSC = psval;
+
+ /* WDT2 setting */
+ WDTM2 = 0x1F;
+
+ /* PCL setting */
+ PCLM = 0x00;
+
+ /* disable dma0 - dma3 */
+ E00 = 0;
+ E11 = 0;
+ E22 = 0;
+ E33 = 0;
+
+ return pdTRUE;
+}
+/*-----------------------------------------------------------*/
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