AWECoreUtils.h

Go to the documentation of this file.

/*******************************************************************************
*
*               AWE Utilities
*               ---------------
*
********************************************************************************
*     AWECoreUtils.h
********************************************************************************
*
*     Description:  AudioWeaver Utilities and Helper Functions
*
*     Copyright:    (c) 2019 DSP Concepts, Inc. All rights reserved.
*                   3235 Kifer Road
*                   Santa Clara, CA 95054
*
*******************************************************************************/

#ifndef AWECOREUTILS_H
#define AWECOREUTILS_H

#include "ProxyIDs.h"
#include "Errors.h"
#include "TargetProcessor.h"

#ifdef  __cplusplus
extern "C" {
#endif

/*------------------ PACKET ROUTING MACROS - MULTI-INSTANCE ONLY  ------------------*/

#define PACKET_LENGTH_WORDS(x) (x[0]>>16)

#define PACKET_LENGTH_BYTES(x) ((x[0]>>16) * sizeof(x[0]))

#define PACKET_INSTANCEID(x) (x[0] >> 8) & 0xff

#define PACKET_OPCODE(x) ((INT32)x[0] & 0xffU)

#define AWB_DONE 1
#define AWB_NOT_DONE 0

typedef enum
{
    /* --- States for receiving a command --- */

    tMS_Rx_CmdSTX,          /* Receive Command STX */
    tMS_Rx_CmdSeq,          /* Receive Command Sequence ID */
    tMS_Rx_CmdData,         /* Receive Command Data */

    /* --- States for sending a response --- */
    tMS_Tx_RspSTX,          /* Send Response STX */
    tMS_Tx_RspSeq,          /* Send Response Sequence ID */
    tMS_Tx_RspData,         /* Send Response Data */
    tMS_Tx_Done

} tMsgState;

/*-----------------------------SPI/UART HELPER FUNCTIONS------------------------------------- */
/*The following helper functions are currently not working, but they demonstrate how our UART/SPI state machine works*/

/* ----------------------------------------------------------------------------
 *   Types
 * ------------------------------------------------------------------------- */
#define INCOMPLETE_PACKET               0
#define COMPLETE_NEW_PACKET             1
#define COMPLETE_REPEATED_PACKET        2

void tuningResetByteEncoderUART(void);

INT32 tuningDecodeByteUART(UINT32 *packetBuffer, UINT8 ch);

 INT32 tuningEncodeByteUART(UINT32 *packetBuffer, UINT8 * ch);

//BOOL awe_tuningRxCmdWordSPI(AWEInstance *pAWE, UINT32 word);

//BOOL awe_tuningGetReplyWordSPI(AWEInstance *pAWE, UINT32 * word);

/*-----------------------------END SPI/UART HELPER FUNCTIONS------------------------------------- */

void ComputeCheckSumPublic(UINT32 * pPacketBuffer);

void GenerateInstanceTableReply(UINT32 * pPacketBuffer, UINT32 numInstances, UINT32 * pInstanceTable);

INT32 float_to_fract32(FLOAT32 x);

FLOAT32 fract32_to_float(INT32 x);

INT32 awe_getNextAWBCmd(const UINT32 *pArray, UINT32 arraySize, UINT32 * pErrorOffset, UINT32 *pPacketBuffer);

#ifdef  __cplusplus
}
#endif

#endif  // AWECOREUTILS_H