/********************************************************************//* tdmport.h v0.00                                                   *//* Copyright (c) 1997 Texas Instruments Incorporated                 *//*********************************************************************//*********************************************************************//* STANDARD SERIAL PORT, BUFFERED SERIAL PORT, AND HOST PORT         *//* INTERFACE FUNCTIONS, MACROS, AND DATA STRUCTURES                  *//*                                                                   *//* The MACROS defined here are dependent on the symbol definitions   *//* contained in regs.h.                                              *//*********************************************************************//*********************************************************************//*********************************************************************//* INCLUDE MEMORY-MAPPED REGISTER DEFINITIONS                        *//*********************************************************************/#include "regs.h"/**********************************************************************//* TDM_MASK(rrst, xrst, txm, mcm, fsm, fo, dlb, tdm) - creates a mask *//*             setting tdm serial port control register.              *//*           rrst      -   receive reset                              *//*           xrst      -   transmit reset                             *//*           txm       -   transmit mode (ext or int fram sync)       *//*           mcm       -   clock mode (ext or int clock source)       *//*           fsm       -   frame sync mode (continuous or burst)      *//*           fo        -   format (data size 16 or 8)                 *//*           dlb       -   digital loop back mode (disable/enable)    *//*           tdm       -   tdm mode bit                               *//**********************************************************************/#define TDM_SP_MASK( rrst, xrst, txm, mcm, fsm, fo, dlb)\	((rrst ? (MASK_BIT(RRST) | MASK_TARGET_WORD):~MASK_BIT(RRST)&\	 (xrst ? (MASK_BIT(XRST) | MASK_TARGET_WORD):~MASK_BIT(XRST)&\ 	 (txm  ? (MASK_BIT(TXM)  | MASK_TARGET_WORD):~MASK_BIT(TXM) &\ 	 (mcm  ? (MASK_BIT(MCM)  | MASK_TARGET_WORD):~MASK_BIT(MCM) &\         (fsm  ? (MASK_BIT(FSM)  | MASK_TARGET_WORD):~MASK_BIT(FSM) &\         (fo   ? (MASK_BIT(FO)   | MASK_TARGET_WORD):~MASK_BIT(FO) &\         (dlb  ? (MASK_BIT(DLB)  | MASK_TARGET_WORD):~MASK_BIT(DLB) &\         (tdm  ? (MASK_BIT(TDM)  | MASK_TARGET_WORD):~MASK_BIT(TDM))/**********************************************************************//* TDM_RESET - RESETS TDM SERIAL PORT                                 *//**********************************************************************/#define TDM_RESET\      TSPC &= (MASK_BIT(XRST) | MASK_BIT(RRST))/**********************************************************************//* TDM_TX_RESET - RESETS SERIAL PORT TRANSMIT                         *//**********************************************************************/#define TDM_TX_RESET\	TSPC &= MASK_BIT(XRST)/**********************************************************************//* TDM_RX_RESET() - RESETS SERIAL PORT RECEIVE                        *//**********************************************************************/#define TDM_RX_RESET\	TSPC &= MASK_BIT(RRST)/**********************************************************************//* TDM_START(start) - starts rx/tx/both depending on start type       *//*   start - 1/2/3: starts rx/tx/both                                 *//**********************************************************************/#define TDM_START(start)\	TSPC |=  ((unsigned int)start << RRST)/**********************************************************************//* TDM_INIT(ctrl, chan, raddr, xaddr, start) - initialize tdm port    *//*         ctrl - mask to set serial port control register            *//*         chan - channel number on which tdm port will transmit      *//*         raddr - tdm receive address                                *//*         xaddr - tdm transmit address                               *//**********************************************************************/#define TDM_INIT(ctrl, chan, raddr, xaddr)\   { TSPC &= ~(MASK_BIT(XRST) | MASK_BIT(RRST);\     TCSR = chan;     /* initialize channel select register */\     TRTA = ((xaddr & 0xffu) << 8) | (raddr & 0xffu);\     TSPC |= (~(MASK_BIT(XXRST) | MASK_BIT(RRST)) & ctrl;\     TSPC |= ctrl;\   }/**********************************************************************//* TDM_READ(port, size)   - reads data from tdm serial port           *//*          port- address of serial port receive register             *//*          size  - data size of item to be read in bits              *//**********************************************************************/#define TDM_READ(size)\      ( TRCV & (~(MASK_TARGET_WORD << size))) /**********************************************************************//* TDM_WRITE(value, size)                                             *//*  value - data to be written out to serial port                     *//*  size  - data size in bits                                         *//**********************************************************************/#define TDM_WRITE(value, size)\        TDXR = value & (~(MASK_TARGET_WORD << size))