?? ac48drhi.c
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/************************************************************************/
/* * AudioCodes Ltd. * Copyright (c) 1998 * */
/************************************************************************/
/* File Name: Ac48DrHi.c */
/************************************************************************/
/* DRIVERS PACKET VERSION: 481(1.30) / 480(1.60) / 483(1.00) */
/************************************************************************/
/* 4804 OPERATION SOFTWARE VERSION SUPPORT: */
/* V 1.60 (December 1999) and above */
/************************************************************************/
/* 481xx OPERATION SOFTWARE VERSION SUPPORT: */
/* V 1.30 (October 1999) and above */
/************************************************************************/
/* 4830x OPERATION SOFTWARE VERSION SUPPORT: */
/* V 1.00 (March 2000) and above */
/************************************************************************/
/* PURPOSE : This source file contains the High Level Driver. */
/* The High Level Drivers include routines that manage */
/* all the required communication with the AC48 by */
/* sending/receiving the appropriate commands and */
/* information. */
/* */
/* DATE : May 1998 */
/* UPDATE REASON TO UPDATE */
/* ====== ================ */
/* 11/8/98 Adding 'Version' functions */
/* 18/9/98 Adding 'receive wrong packet' */
/* 19/10/98 Disable "Ac48xxSetHPIByteOrder()" from Setup device. */
/* */
/* 28/10/98 Update Ac48xxVersion function. */
/* 29/10/98 Correct the 'Ac48xxReceivePacket' in polling mode. */
/* 1/11/98 In "Ac48xxReceivePacket()" : */
/* (1) correct the ILLEGAL_PACKET value . */
/* (2) The 'sequence number' added to returned value */
/* in case of "SNE". */
/* 26/1/99 Comment for Ac48xxReceivePacket function: */
/* "PacketSize not include footer size, in eny case" */
/* 27/1/99 Voice Attributes, Command additions... */
/* 4/1/99 Add "ILLEGAL_PACKET" error to Ac48xxTransmitPacket() */
/* 15/6/99 'ROR' Flag Added insted of.., In Ac48xxReceivePacket() */
/* 17/1/00 Add Ac48xxBootCompletely() and */
/* Ac48xxBootCompletelyForDebugging() Functions */
/************************************************************************/
#include <STDLIB.H>
#include <STDIO.H>
#include <STRING.H>
#include "Ac48DrUs.h"
#include "Ac48DrDf.h"
#include "Ac48DrHw.h"
#include "Ac48DrHi.h"
#include "Ac48DrLo.h"
unsigned int TransmitSequenceArray[NUMBER_OF_AC48_DEVICES][NUMBER_OF_CHANNELS];
unsigned int ReceiveSequenceArray[NUMBER_OF_AC48_DEVICES][NUMBER_OF_CHANNELS];
/*======================================================================*/
/* Name : Ac48xxActiveCommand */
/*======================================================================*/
/* Purpose : This function transfers a specific channel to an active */
/* mode, by sending the AC48 ACTIVE command. */
/* */
/* Inputs : int DeviceIndex: */
/* An integer, performing the device index. */
/* int ChannelIndex: */
/* An integer, performing the channel index. */
/* TDebugMode DebugMode */
/* Debug mode, to use (see: AC48xxDebugCommand). */
/* TWaitMode WaitMode: */
/* Wait / don't wait for the AC48 to be */
/* ready to deal with a new Command, */
/* which uses the 'AC48xxTransmitPacket' */
/* function. */
/* */
/* Output : int: */
/* ( 0) "AC_OK" for successful operation. */
/* (-1) "PACKET-FULL" detection in */
/* "DONT_WAIT_PACKET_EMPTY" mode. */
/* AC48 is not ready to transmit a new packet */
/* (suitable mode for polling). */
/* ( 2) "STATUS_ERROR" detected by the AC48. */
/*======================================================================*/
int Ac48xxActiveCommand(int DeviceIndex, int ChannelIndex,
TDebugingData DebugingData, TWaitMode WaitMode)
{
int Status;
TActiveCommand ActiveCommand;
ActiveCommand.Header.ConstAA=0xAA;
ActiveCommand.Header.Id=ChannelIndex;
ActiveCommand.Header.Const_0_0_10=0;
ActiveCommand.Header.IdleCommandOpCode = ACTIVE_COMMAND_OP_CODE;
ActiveCommand.Header.IdleCommandLength=0x04;
Status = Ac48xxTransmitPacket(DeviceIndex, (char*)&ActiveCommand,
DebugingData, WaitMode);
Ac48xxClearSequenceArrays(DeviceIndex, ChannelIndex);
return Status;
}
/*======================================================================*/
/* Name : Ac48xxCasPortPresetCommand */
/*======================================================================*/
/* Purpose : This function preset the A,B,C,D CAS signals to their */
/* init values. */
/* */
/* Inputs : int DeviceIndex: */
/* An integer, performing the device index. */
/* int ChannelIndex: */
/* An integer, performing the channel index. */
/* int SignalA */
/* int SignalB */
/* int SignalC */
/* int SignalD */
/* TDebugMode DebugMode */
/* Debug mode, to use (see: AC48xxDebugCommand). */
/* TWaitMode WaitMode: */
/* Wait / don't wait for the AC48 to be */
/* ready to deal with a new Command, */
/* which uses the 'AC48xxTransmitPacket' */
/* function. */
/* */
/* Output : int: */
/* ( 0) "AC_OK" for successful operation. */
/* (-1) "PACKET-FULL" detection in */
/* "DONT_WAIT_PACKET_EMPTY" mode. */
/* AC48 is not ready to transmit a new packet */
/* (suitable mode for polling). */
/* ( 2) "STATUS_ERROR" detected by the AC48. */
/*======================================================================*/
int Ac48xxCasPortPresetCommand(int DeviceIndex, int ChannelIndex,
int SignalA, int SignalB, int SignalC, int SignalD,
TDebugingData DebugingData, TWaitMode WaitMode)
{
TCasPortPresetCommand CasPortPresetCommand;
CasPortPresetCommand.Header.ConstAA = 0xAA;
CasPortPresetCommand.Header.Id = ChannelIndex;
CasPortPresetCommand.Header.Const_0_0_10 = 0;
CasPortPresetCommand.Header.IdleCommandOpCode = CAS_PORT_PRESET_COMMAND_OP_CODE;
CasPortPresetCommand.Header.IdleCommandLength = 0x06;
CasPortPresetCommand.SignalA = SignalA;
CasPortPresetCommand.SignalB = SignalB;
CasPortPresetCommand.SignalC = SignalC;
CasPortPresetCommand.SignalD = SignalD;
CasPortPresetCommand.Const_0_2_4 = 0;
CasPortPresetCommand.Const_0_2_8 = 0;
return Ac48xxTransmitPacket(DeviceIndex, (char*)&CasPortPresetCommand,
DebugingData, WaitMode);
}
/*======================================================================*/
/* Name : Ac48xxCheckHInt */
/*======================================================================*/
/* Purpose : This function check if an interrupt had been sent by */
/* AC48 to the host. This function suiteble for polling. */
/* */
/* Inputs : int DeviceIndex: */
/* An integer, performing the device index. */
/* */
/* Output : int: */
/* (0) No interrupt had been sent. */
/* otherwise HINT had been sent by AC48. */
/*======================================================================*/
int Ac48xxCheckHInt(int DeviceIndex)
{
char Status;
Status=Ac48xxHostRead(DeviceIndex, HPIC, First);
Ac48xxHostRead(DeviceIndex, HPIC, Second);
return (int)(Status & CHECK_HINT);
}
/*======================================================================*/
/* Name : Ac48xxClearHInt */
/*======================================================================*/
/* Purpose : This function Clear the interrupt, if had been sent by */
/* AC48 to the host. */
/* */
/* Inputs : int DeviceIndex: */
/* An integer, performing the device index. */
/*======================================================================*/
void Ac48xxClearHInt(int DeviceIndex)
{
char Status;
Status=Ac48xxHostRead(DeviceIndex, HPIC, First);
Ac48xxHostRead(DeviceIndex, HPIC, Second);
Ac48xxHostWrite((Status | CLEAR_HINT), DeviceIndex, HPIC, First);
Ac48xxHostWrite((Status | CLEAR_HINT), DeviceIndex, HPIC, Second);
}
/*======================================================================*/
/* Name : Ac48xxClearSequenceArrays */
/*======================================================================*/
/* Purpose : This function clears the driver's internal sequence */
/* arrays when there is a transition between Init/Run and */
/* Idle/Active modes. This assists the transmit and the */
/* receive functions in both Debug modes. */
/* */
/* Inputs : int DeviceIndex: */
/* An integer, performing the device index. */
/* int ChannelIndex: */
/* An integer, performing the channel index. */
/*======================================================================*/
void Ac48xxClearSequenceArrays(int DeviceIndex, int ChannelIndex)
{
ReceiveSequenceArray[DeviceIndex][ChannelIndex] = 0;
TransmitSequenceArray[DeviceIndex][ChannelIndex] = 0;
}
/*======================================================================*/
/* Name : Ac48xxSetHPIByteOrder */
/*======================================================================*/
/* Purpose : This function defines the order, AC48 will read and */
/* write bytes. */
/* */
/* Inputs : int DeviceIndex: */
/* An integer, performing the device index. */
/* TOrder Order */
/* Order: MSB_FIRST=0 / LSB_FIRST=1 */
/*======================================================================*/
void Ac48xxSetHPIByteOrder(int DeviceIndex, TOrder Order)
{
Ac48xxHostWrite(Order, DeviceIndex, HPIC, First);
Ac48xxHostWrite(Order, DeviceIndex, HPIC, Second);
}
/*======================================================================*/
/* Name : Ac48xxVersion */
/*======================================================================*/
/* Purpose : return sowtware version packed in a structure. */
/* */
/*======================================================================*/
TVersion Ac48xxVersion(const char *DownloadBlock, char *Name) /*Neme[13]*/
{
TVersion Version;
int i;
char String[5];
String[4]=0; /* end of String */
String[2] = DownloadBlock[0]+'0';
String[3] = DownloadBlock[1]+'0';
Version.Version = atoi(&String[2]);
String[2] = DownloadBlock[2]+'0';
String[3] = DownloadBlock[3]+'0';
Version.SubVersion = atoi(&String[2]);
String[2] = DownloadBlock[4]+'0';
String[3] = DownloadBlock[5]+'0';
Version.Month = atoi(&String[2]);
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