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125 lines
3.1 KiB
C
125 lines
3.1 KiB
C
/**
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* \file
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* <!--
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* This file is part of BeRTOS.
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*
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* Bertos is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* As a special exception, you may use this file as part of a free software
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* library without restriction. Specifically, if other files instantiate
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* templates or use macros or inline functions from this file, or you compile
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* this file and link it with other files to produce an executable, this
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* file does not by itself cause the resulting executable to be covered by
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* the GNU General Public License. This exception does not however
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* invalidate any other reasons why the executable file might be covered by
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* the GNU General Public License.
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*
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* Copyright 2008 Develer S.r.l. (http://www.develer.com/)
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* All Rights Reserved.
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* -->
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*
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* \brief Dataflash HW control routines.
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*
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* \author Francesco Sacchi <batt@develer.com>
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*/
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#include "hw/hw_dataflash.h"
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#include <cfg/compiler.h>
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#include <cfg/module.h>
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#include <cfg/macros.h>
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#warning TODO:This is an example implementation, you must implement it!
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MOD_DEFINE(hw_dataflash);
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/**
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* Data flash init function.
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*
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* This function provide to initialize all that
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* needs to drive a dataflash memory.
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* Generaly needs to init pins to drive a CS line
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* and reset line.
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*/
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void dataflash_hw_init(void)
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{
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//Disable CS line (remove if not needed)
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dataflash_hw_setCS(false);
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/*
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* Put here your code!
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*
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* Note:
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* - if you drive manualy CS line, here init a CS pin
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* - if you use a dedicated reset line, here init a reset pin
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*/
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MOD_INIT(hw_dataflash);
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}
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/**
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* Chip Select drive.
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*
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* This function enable or disable a CS line.
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* You must implement this function comply to a dataflash
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* memory datasheet to allow the drive to enable a memory
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* when \p enable flag is true, and disable it when is false.
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*/
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void dataflash_hw_setCS(bool enable)
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{
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if (enable)
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{
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/*
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* Put here your code to enable
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* dataflash memory
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*/
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}
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else
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{
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/*
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* Put here your code to disable
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* dataflash memory
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*/
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}
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}
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/**
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* Reset data flash memory.
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*
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* This function provide to send reset signal to
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* dataflash memory. You must impement it comly to a dataflash
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* memory datasheet to allow the drive to set a reset pin
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* when \p enable flag is true, and disable it when is false.
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*
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*/
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void dataflash_hw_setReset(bool enable)
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{
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if (enable)
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{
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/*
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* Put here your code to set reset of
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* dataflash memory
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*/
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}
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else
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{
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/*
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* Put here your code to clear reset of
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* dataflash memory
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*/
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}
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}
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