--- /dev/null
+/*\r
+ FreeRTOS.org V5.1.1 - Copyright (C) 2003-2008 Richard Barry.\r
+\r
+ This file is part of the FreeRTOS.org distribution.\r
+\r
+ FreeRTOS.org is free software; you can redistribute it and/or modify\r
+ it under the terms of the GNU General Public License as published by\r
+ the Free Software Foundation; either version 2 of the License, or\r
+ (at your option) any later version.\r
+\r
+ FreeRTOS.org is distributed in the hope that it will be useful,\r
+ but WITHOUT ANY WARRANTY; without even the implied warranty of\r
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
+ GNU General Public License for more details.\r
+\r
+ You should have received a copy of the GNU General Public License\r
+ along with FreeRTOS.org; if not, write to the Free Software\r
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r
+\r
+ A special exception to the GPL can be applied should you wish to distribute\r
+ a combined work that includes FreeRTOS.org, without being obliged to provide\r
+ the source code for any proprietary components. See the licensing section\r
+ of http://www.FreeRTOS.org for full details of how and when the exception\r
+ can be applied.\r
+\r
+ ***************************************************************************\r
+ ***************************************************************************\r
+ * *\r
+ * SAVE TIME AND MONEY! We can port FreeRTOS.org to your own hardware, *\r
+ * and even write all or part of your application on your behalf. *\r
+ * See http://www.OpenRTOS.com for details of the services we provide to *\r
+ * expedite your project. *\r
+ * *\r
+ ***************************************************************************\r
+ ***************************************************************************\r
+\r
+ Please ensure to read the configuration and relevant port sections of the\r
+ online documentation.\r
+\r
+ http://www.FreeRTOS.org - Documentation, latest information, license and\r
+ contact details.\r
+\r
+ http://www.SafeRTOS.com - A version that is certified for use in safety\r
+ critical systems.\r
+\r
+ http://www.OpenRTOS.com - Commercial support, development, porting,\r
+ licensing and training services.\r
+*/\r
+\r
+#include "FreeRTOS.h"\r
+\r
+/*-----------------------------------------------------------*/\r
+\r
+/* Called by the startup code to initialise the run time system. */\r
+unsigned portCHAR __low_level_init(void);\r
+\r
+/*-----------------------------------------------------------*/\r
+\r
+unsigned portCHAR __low_level_init(void)\r
+{\r
+unsigned portCHAR resetflag = RESF;\r
+unsigned portCHAR psval = 0;\r
+\r
+ /* Setup provided by NEC. */\r
+\r
+ /* Disable global interrupts to ensure no interrupts occur during system\r
+ setup. */\r
+ portDISABLE_INTERRUPTS();\r
+\r
+ PRCMD = 0x00;\r
+ OCDM = 0x00;\r
+ VSWC = 0x12;\r
+ VSWC = 18;\r
+\r
+ /* Set main system clock */\r
+ OSTS = 0x06;\r
+ psval = 0x80;\r
+ PRCMD = psval;\r
+ PCC = psval;\r
+ while (!OSTC)\r
+ {\r
+ ;\r
+ }\r
+\r
+ PLLS = 0x03;\r
+ PLLON = 1;\r
+ while (LOCKR)\r
+ {\r
+ ;\r
+ }\r
+\r
+ psval = 0x01;\r
+ PRCMD = psval;\r
+ MCM = psval;\r
+ SELPLL = 1;\r
+\r
+ /* Set fCPU */\r
+ psval = PCC | 0x00;\r
+ PRCMD = psval;\r
+ PCC = psval;\r
+ RCM = 0x83;\r
+\r
+ /* Set fXP1 */\r
+ SELCNT4 = 0x00;\r
+\r
+ /* Set fBRG */\r
+ PRSM0 = 0x00;\r
+\r
+ /* Stand-by setting */\r
+ psval = 0x00;\r
+ PRCMD = psval;\r
+ PSC = psval;\r
+\r
+ /* WDT2 setting */\r
+ WDTM2 = 0x1F;\r
+\r
+ /* PCL setting */\r
+ PCLM = 0x00;\r
+\r
+ /* disable dma0 - dma3 */\r
+ E00 = 0; \r
+ E11 = 0;\r
+ E22 = 0;\r
+ E33 = 0; \r
+\r
+ return pdTRUE;\r
+}\r
+/*-----------------------------------------------------------*/\r
--- /dev/null
+/*\r
+ FreeRTOS.org V5.1.1 - Copyright (C) 2003-2008 Richard Barry.\r
+\r
+ This file is part of the FreeRTOS.org distribution.\r
+\r
+ FreeRTOS.org is free software; you can redistribute it and/or modify\r
+ it under the terms of the GNU General Public License as published by\r
+ the Free Software Foundation; either version 2 of the License, or\r
+ (at your option) any later version.\r
+\r
+ FreeRTOS.org is distributed in the hope that it will be useful,\r
+ but WITHOUT ANY WARRANTY; without even the implied warranty of\r
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
+ GNU General Public License for more details.\r
+\r
+ You should have received a copy of the GNU General Public License\r
+ along with FreeRTOS.org; if not, write to the Free Software\r
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r
+\r
+ A special exception to the GPL can be applied should you wish to distribute\r
+ a combined work that includes FreeRTOS.org, without being obliged to provide\r
+ the source code for any proprietary components. See the licensing section\r
+ of http://www.FreeRTOS.org for full details of how and when the exception\r
+ can be applied.\r
+\r
+ ***************************************************************************\r
+ ***************************************************************************\r
+ * *\r
+ * SAVE TIME AND MONEY! We can port FreeRTOS.org to your own hardware, *\r
+ * and even write all or part of your application on your behalf. *\r
+ * See http://www.OpenRTOS.com for details of the services we provide to *\r
+ * expedite your project. *\r
+ * *\r
+ ***************************************************************************\r
+ ***************************************************************************\r
+\r
+ Please ensure to read the configuration and relevant port sections of the\r
+ online documentation.\r
+\r
+ http://www.FreeRTOS.org - Documentation, latest information, license and\r
+ contact details.\r
+\r
+ http://www.SafeRTOS.com - A version that is certified for use in safety\r
+ critical systems.\r
+\r
+ http://www.OpenRTOS.com - Commercial support, development, porting,\r
+ licensing and training services.\r
+*/\r
+\r
+#include "FreeRTOS.h"\r
+\r
+/*-----------------------------------------------------------*/\r
+\r
+/* Called by the startup code to initialise the run time system. */\r
+unsigned portCHAR __low_level_init(void);\r
+\r
+/*-----------------------------------------------------------*/\r
+\r
+unsigned portCHAR __low_level_init(void)\r
+{\r
+unsigned portCHAR resetflag = RESF;\r
+unsigned portCHAR psval = 0;\r
+unsigned portBASE_TYPE i = 0; \r
+\r
+ /* Setup provided by NEC. */\r
+\r
+ portDISABLE_INTERRUPTS(); /* disable global interrupts */ \r
+\r
+ PRCMD = 0x00; /* On-chip debug mode */\r
+ OCDM = 0x00;\r
+ VSWC = 0x00; /* set system wait control register */\r
+ WDTM2 = 0x00; /* WDT2 setting */\r
+ PLLON = 0; /* PLL stop mode */\r
+ psval = 0x0A | 0x00;\r
+ PRCMD = psval; /* set Command Register */\r
+ CKC = psval; /* set Clock Control Register */\r
+ PLLS = 0x03;\r
+ psval = 0x80; /* Set fXX and fCPU */\r
+ PRCMD = psval;\r
+ PCC = psval;\r
+ PLLON = 1; /* activate PLL */\r
+ for( i = 0; i <= 2000; i++ ) /* Wait for stabilisation */\r
+ {\r
+ portNOP();\r
+ }\r
+ while( LOCK ) /* Wait for PLL frequency stabiliasation */\r
+ {\r
+ ;\r
+ }\r
+ SELPLL = 1; /* Set PLL mode active */\r
+ RSTOP = 0; /* Set fR (enable) */\r
+ BGCE0 = 0; /* Set fBRG(disable) */\r
+ psval = 0x00; /* Stand-by setting */\r
+ PRCMD = psval; /* set Command Register */\r
+ PSC = psval; /* set Power Save Control Register */\r
+\r
+ return pdTRUE;\r
+}\r
+/*-----------------------------------------------------------*/\r
projects / freertos / commitdiff