Working

Modem/hw/hw_dataflash.c

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+/**
+ * \file
+ * <!--
+ * This file is part of BeRTOS.
+ *
+ * Bertos 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.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * As a special exception, you may use this file as part of a free software
+ * library without restriction.  Specifically, if other files instantiate
+ * templates or use macros or inline functions from this file, or you compile
+ * this file and link it with other files to produce an executable, this
+ * file does not by itself cause the resulting executable to be covered by
+ * the GNU General Public License.  This exception does not however
+ * invalidate any other reasons why the executable file might be covered by
+ * the GNU General Public License.
+ *
+ * Copyright 2008 Develer S.r.l. (http://www.develer.com/)
+ * All Rights Reserved.
+ * -->
+ *
+ * \brief Dataflash HW control routines.
+ *
+ * \author Francesco Sacchi <batt@develer.com>
+ */
+
+#include "hw/hw_dataflash.h"
+
+#include <cfg/compiler.h>
+#include <cfg/module.h>
+#include <cfg/macros.h>
+
+#warning TODO:This is an example implementation, you must implement it!
+
+MOD_DEFINE(hw_dataflash);
+
+/**
+ * Data flash init function.
+ *
+ * This function provide to initialize all that
+ * needs to drive a dataflash memory.
+ * Generaly needs to init pins to drive a CS line
+ * and reset line.
+ */
+void dataflash_hw_init(void)
+{
+
+    //Disable CS line (remove if not needed)
+	dataflash_hw_setCS(false);
+
+	/*
+	 * Put here your code!
+	 *
+	 * Note:
+	 * - if you drive manualy CS line, here init a CS pin
+	 * - if you use a dedicated reset line, here init a reset pin
+	 */
+
+	MOD_INIT(hw_dataflash);
+}
+
+/**
+ * Chip Select drive.
+ *
+ * This function enable or disable a CS line.
+ * You must implement this function comply to a dataflash
+ * memory datasheet to allow the drive to enable a memory
+ * when \p enable flag is true, and disable it when is false.
+ */
+void dataflash_hw_setCS(bool enable)
+{
+	if (enable)
+	{
+		/*
+		 * Put here your code to enable
+		 * dataflash memory
+		 */
+	}
+	else
+	{
+		/*
+		 * Put here your code to disable
+		 * dataflash memory
+		 */
+	}
+}
+
+/**
+ * Reset data flash memory.
+ *
+ * This function provide to send reset signal to
+ * dataflash memory. You must impement it comly to a dataflash
+ * memory datasheet to allow the drive to set a reset pin
+ * when \p enable flag is true, and disable it when is false.
+ *
+ */
+void dataflash_hw_setReset(bool enable)
+{
+	if (enable)
+	{
+		/*
+		 * Put here your code to set reset of
+		 * dataflash memory
+		 */
+	}
+	else
+	{
+		/*
+		 * Put here your code to clear reset of
+		 * dataflash memory
+		 */
+	}
+}
+