ac48drus.c

Audiocodes old vision DSP driver

/*---------------------------------------------------------*/
/*                                                         */
/*   Host  Vision 1.10                                     */
/*   Copyright (c) 1998 by AudioCodes Ltd                  */
/*                                                         */
/*   AMD Codec Initialization Source File                  */
/*---------------------------------------------------------*/


/************************************************************************/
/*           *   AudioCodes Ltd.   *   Copyright (c) 1998   *           */
/************************************************************************/
/* File Name:       Ac48DrUs.c											*/
/************************************************************************/
/* PURPOSE  :   This source file contains the definitions of user		*/
/*				functions to generate a reset signal into an			*/
/*				appropriate pin, for the booting process:				*/
/*													AC48xxResetAssert	*/
/*													AC48xxResetRelease	*/
/*                                                                      */
/*   Host  Vision 1.20                                                  */
/* DATE     :   October 1998                                            */
/* UPDATES  :                                                           */
/*                                                                      */
/* COMMENTS : 1) The user have to locate this defination file			*/
/*				 into the application directory.						*/
/*			  2) belong to Host Vision 1.10 							*/
/************************************************************************/
		
//unsigned int FirstAc48xxHPIAddress=0;	/* for use in HWDrv.h   */
extern unsigned short SupAdd;  /* defined in the host application */
extern char AdapterControl;    /* defined in the host application */
extern int IdForResetFunctions[];
extern void ResetAC4804(int AC4804Index, int ResetOnOff);

// Dummy definitions		
//void IO_WriteByte(unsigned long dwIOAddr, unsigned char bData){}
//unsigned char IO_ReadByte(unsigned long dwIOAddr){return 1;}


/*======================================================================*/
/* Name    :		Ac48xxResetAssert                                   */
/*======================================================================*/
/* Purpose :	Reset device for begine a Booting proccess.             */
/*              This function performs: Reset = 0 and enables the		*/
/*				download of the kernel into the AC48                    */
/*                                                                      */
/* Input   :    An integer, performing the device index.				*/
/*======================================================================*/
void Ac48xxResetAssert(int DeviceIndex)
{
	ResetAC4804(DeviceIndex, 1);
}

/*======================================================================*/
/* Name    :		Ac48xxResetRelease									*/
/*======================================================================*/
/* Purpose :	Freeing the device from Reset after a Booting proccess  */
/*				is completed.											*/
/*				This function performs: Reset = 1 and enables the		*/
/*				download of the rest of the executive program			*/
/*				(after the kernel has been downloaded) into the AC48.   */
/*                                                                      */
/* Input   :    An integer, performing the device index.				*/
/*======================================================================*/
void Ac48xxResetRelease(int DeviceIndex)
{
	ResetAC4804(DeviceIndex, 0);
}