/******************************************/
/* Base Macro Definition                  */
/******************************************/
#define OPB_CDC_BASE_ADDRESS  0x40040000


/*****************************************************/
/* Registers for OPB CODEC CNTLR                     */
/*****************************************************/
#define rCDC_CTL     (*(volatile unsigned char  *)(OPB_CDC_BASE_ADDRESS + 0x00))


/*****************************************/
/*                                       */
/* Macro function definitions            */
/*                                       */
/*****************************************/
#define SET_TX_BUF         (rCDC_CTL |= 0x01);
#define FREE_TX_BUF        (rCDC_CTL &= 0x00);
#define REQ_RX_BUF         (rCDC_CTL |= 0x02);