|
|
/*------------------------------------------------------------------------------
|
|
|
-- This file is a part of the LPP VHDL IP LIBRARY
|
|
|
-- Copyright (C) 2009 - 2010, Laboratory of Plasmas Physic - CNRS
|
|
|
--
|
|
|
-- This program 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 3 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
-------------------------------------------------------------------------------
|
|
|
-- Author : Martin Morlot
|
|
|
-- Mail : martin.morlot@lpp.polytechnique.fr
|
|
|
-----------------------------------------------------------------------------*/
|
|
|
#ifndef APB_FIFO_DRIVER_H
|
|
|
#define APB_FIFO_DRIVER_H
|
|
|
|
|
|
/*! \file apb_fifo_Driver.h
|
|
|
\brief LPP FIFO driver.
|
|
|
|
|
|
This library is written to work with LPP_APB_FIFO VHDL module from LPP's FreeVHDLIB. It represents a standard FIFO working,
|
|
|
used in many type of application.
|
|
|
|
|
|
\author Martin Morlot martin.morlot@lpp.polytechnique.fr
|
|
|
*/
|
|
|
#define FIFO_Empty 0x00000100 /**< Show that the FIFO is Empty */
|
|
|
#define FIFO_Full 0x00001000 /**< Show that the FIFO is Full */
|
|
|
#define Boucle 0x00110000 /**< Configuration for reused the same value of the FIFO */
|
|
|
#define NoBoucle 0xFFEEFFFF /**< Unlock the previous configuration */
|
|
|
|
|
|
|
|
|
/*===================================================
|
|
|
T Y P E S D E F
|
|
|
====================================================*/
|
|
|
|
|
|
/*! \struct APB_FIFO_REG
|
|
|
\brief Sturcture representing the fifo registers
|
|
|
*/
|
|
|
struct APB_FIFO_REG
|
|
|
{
|
|
|
int rwdata; /**< \brief Data register Write/Read */
|
|
|
int raddr; /**< \brief Address register for the reading operation */
|
|
|
int cfgreg; /**< \brief Configuration register composed of Read enable Flag [HEX 0]
|
|
|
Write enable Flag [HEX 1]
|
|
|
Empty Flag [HEX 2]
|
|
|
Full Flag [HEX 3]
|
|
|
ReUse Flag [HEX 4]
|
|
|
Lock Flag [HEX 5]
|
|
|
Dummy "C" [HEX 6/7] */
|
|
|
int dummy0; /**< \brief Unused register, aesthetic interest */
|
|
|
int dummy1; /**< \brief Unused register, aesthetic interest */
|
|
|
int waddr; /**< \brief Address register for the writing operation */
|
|
|
};
|
|
|
|
|
|
typedef volatile struct APB_FIFO_REG FIFO_Device;
|
|
|
|
|
|
/*===================================================
|
|
|
F U N C T I O N S
|
|
|
====================================================*/
|
|
|
|
|
|
/*! \fn APB_FIFO_Device* apbfifoOpen(int count);
|
|
|
\brief Return count FIFO.
|
|
|
|
|
|
This Function scans APB devices table and returns count FIFO.
|
|
|
|
|
|
\param count The number of the FIFO you whant to get. For example if you have 3 FIFOS on your SOC you want
|
|
|
to use FIFO1 so count = 1.
|
|
|
\return The pointer to the device.
|
|
|
*/
|
|
|
FIFO_Device* openFIFO(int count);
|
|
|
|
|
|
/*! \fn int FillFifo(FIFO_Device* dev,int Tbl[],int A);
|
|
|
\brief a Fill in FIFO function.
|
|
|
|
|
|
This Function fill in the FIFO with a table data.
|
|
|
|
|
|
\param dev The FFT pointer.
|
|
|
\param Tbl[] The data table.
|
|
|
\param A The data table size.
|
|
|
*/
|
|
|
int FillFifo(FIFO_Device* dev,int Tbl[],int A);
|
|
|
|
|
|
#endif
|
|
|
|
