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/* ----------------------------------------------------------------------------
* ATMEL Microcontroller Software Support
* ----------------------------------------------------------------------------
* Copyright (c) 2008, Atmel Corporation
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the disclaimer below.
*
* Atmel's name may not be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ----------------------------------------------------------------------------
*/
//------------------------------------------------------------------------------
/// \unit
///
/// !Purpose
///
/// Interface for configuration the Image Sensor Interface (ISI) peripheral.
///
/// !Usage
///
/// -# ISI_Init: initialize ISI with default parameters
/// -# ISI_EnableInterrupt: enable one or more interrupts
/// -# ISI_DisableInterrupt: disable one or more interrupts
/// -# ISI_Enable: enable isi module
/// -# ISI_Disable: disable isi module
/// -# ISI_CodecPathFull: enable codec path
/// -# ISI_SetFrame: set frame rate
/// -# ISI_BytesForOnePixel: return number of byte for one pixel
/// -# ISI_StatusRegister: return ISI status register
/// -# ISI_Reset: make a software reset
//------------------------------------------------------------------------------
#ifndef ISI_H
#define ISI_H
//------------------------------------------------------------------------------
// Types
//------------------------------------------------------------------------------
/// ISI descriptors
typedef struct
{
/// Current LCD index, used with AT91C_ISI_MAX_PREV_BUFFER
unsigned int CurrentLcdIndex;
/// set if Fifo Codec Empty is present
volatile unsigned int DisplayCodec;
/// upgrade for each Fifo Codec Overflow (statistics use)
unsigned int nb_codec_ovf;
/// upgrade for each Fifo Preview Overflow (statistics use)
unsigned int nb_prev_ovf;
}ISI_Descriptors;
/// Frame Buffer Descriptors
typedef struct
{
/// Address of the Current FrameBuffer
unsigned int Current;
#if defined (BOARD_ISI_V200)
/// Address of the Control
unsigned int Control;
#endif
/// Address of the Next FrameBuffer
unsigned int Next;
}ISI_FrameBufferDescriptors;
//------------------------------------------------------------------------------
// Exported functions
//------------------------------------------------------------------------------
extern void ISI_Enable(void);
extern void ISI_Disable(void);
extern void ISI_EnableInterrupt(unsigned int flag);
extern void ISI_DisableInterrupt(unsigned int flag);
extern void ISI_CodecPathFull(void);
extern void ISI_SetFrame(unsigned int frate);
extern unsigned char ISI_BytesForOnePixel(unsigned char bmpRgb);
extern void ISI_Reset(void);
extern void ISI_Init(AT91PS_VIDEO pVideo);
extern unsigned int ISI_StatusRegister(void);
#endif //#ifndef ISI_H