/** * \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 */ } }