OpenModem/bertos/hw/hw_sipo.h

109 lines
3.2 KiB
C

/**
* \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 2003, 2004, 2006, 2008, 2009 Develer S.r.l. (http://www.develer.com/)
* Copyright 2000 Bernie Innocenti <bernie@codewiz.org>
* All Rights Reserved.
* -->
*
* \brief Macro for HW_SIPO_H
*
*
*
* \author Andrea Grandi <andrea@develer.com>
* \author Daniele Basile <asterix@develer.com>
*/
#ifndef HW_SIPO_H
#define HW_SIPO_H
/**
* Map sipo connection on board.
*/
typedef enum SipoMap
{
SIPO_CNT
} SipoMap;
/**
* Define generic macro to set pins logic level
*/
#define SIPO_SET_LEVEL_LOW(dev) do { /* Implement me! */ } while (0)
#define SIPO_SET_LEVEL_HIGH(dev) do { /* Implement me! */ } while (0)
/**
* Generate one low pulse on select line.
*/
#define PULSE_LOW(dev) do { /* Implement me! */ } while (0)
/**
* Generate one hight pulse on select line.
*/
#define PULSE_HIGH(dev) do { /* Implement me! */ } while (0)
/**
* Define the procedure to drive serial input in sipo device (SI).
*/
#define SIPO_SI_HIGH() do { /* Implement me! */ } while (0)
#define SIPO_SI_LOW() do { /* Implement me! */ } while (0)
/**
* Drive clock to shift SI data into latch.
*/
#define SIPO_SI_CLOCK(clk_pol) \
do { \
(void)clk_pol; \
/* Implement me! */ \
} while (0)
/**
* Do everything needed in order to load dato into sipo.
*/
#define SIPO_LOAD(device, load_pol) do { /* Implement me! */ } while (0)
/**
* Enable the shift register output.
*/
#define SIPO_ENABLE() do { /* Implement me! */ } while (0)
/**
* Set polarity for Load, Clk, SI signals.
*/
#define SIPO_SET_LD_LEVEL(device, load_pol) do { /* Implement me! */ } while (0)
#define SIPO_SET_CLK_LEVEL(clock_pol) do { /* Implement me! */ } while (0)
#define SIPO_SET_SI_LEVEL() do { /* Implement me! */ } while (0)
/**
* Do anything that needed to init sipo pins.
*/
#define SIPO_INIT_PIN() do { /* Implement me! */ } while (0)
#endif /* HW_SIPO_H */