blob: da81ce75e4759a3c3735fcd159df7ee38bd926d5 [file] [log] [blame]
/* ----------------------------------------------------------------------------
* SAM Software Package License
* ----------------------------------------------------------------------------
* Copyright (c) 2013, 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.
* ----------------------------------------------------------------------------
*/
/** \file */
/** \addtogroup isi_module
* @{
* \section gmac_usage 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 */
uint32_t CurrentLcdIndex;
/** set if Fifo Codec Empty is present */
volatile uint32_t DisplayCodec;
/** upgrade for each Fifo Codec Overflow (statistics use) */
uint32_t nb_codec_ovf;
/** upgrade for each Fifo Preview Overflow (statistics use) */
uint32_t nb_prev_ovf;
}ISI_Descriptors;
/** Frame Buffer Descriptors */
typedef struct
{
/** Address of the Current FrameBuffer */
uint32_t Current;
/** Address of the Control */
uint32_t Control;
/** Address of the Next FrameBuffer */
uint32_t Next;
}ISI_FrameBufferDescriptors;
/*----------------------------------------------------------------------------
* Exported functions
*----------------------------------------------------------------------------*/
extern void ISI_Enable(void);
extern void ISI_Disable(void);
extern void ISI_EnableInterrupt(uint32_t flag);
extern void ISI_DisableInterrupt(uint32_t flag);
extern void ISI_CodecPathFull(void);
extern void ISI_SetFrame(uint32_t frate);
extern uint8_t ISI_BytesForOnePixel(uint8_t bmpRgb);
extern void ISI_Reset(void);
extern void ISI_Init(pIsi_Video pVideo);
extern uint32_t ISI_StatusRegister(void);
#endif //#ifndef ISI_H