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csl_uartAux.h
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    00001 /*  ============================================================================
    00002  *   Copyright (c) Texas Instruments Inc 2002, 2003, 2004, 2005, 2008
    00003  *
    00004  *   Use of this software is controlled by the terms and conditions found in the
    00005  *   license agreement under which this software has been supplied.
    00006  *  ============================================================================
    00007  */
    00008
    00019 /* ============================================================================
    00020  * Revision History
    00021  * ================
    00022  * 17-Sep-2008 Created
    00023  * ============================================================================
    00024  */
    00025
    00026  #ifndef _CSL_UARTAUX_H_
    00027 #define _CSL_UARTAUX_H_
    00028
    00029 #include <csl_uart.h>
    00030 #ifdef __cplusplus
    00031 extern "C" {
    00032 #endif
    00033
    00078 static inline
    00079  Bool UART_getDataReadyStatus(CSL_UartHandle hUart)
    00080 {
    00081     Uint16 DatRdy = 0;
    00082
    00083     DatRdy = CSL_FEXT(hUart->uartRegs->LSR,UART_LSR_DR);
    00084     if( DatRdy )
    00085         return TRUE;
    00086     return FALSE;
    00087 }
    00088
    00089
    00131 static inline
    00132 Bool UART_getXmitHoldRegEmptyStatus(CSL_UartHandle hUart)
    00133 {
    00134     Uint16 XmitRdy = 0;
    00135
    00136     XmitRdy = CSL_FEXT(hUart->uartRegs->LSR,UART_LSR_THRE);
    00137
    00138     if( XmitRdy )
    00139         return TRUE;
    00140     return FALSE;
    00141 }
    00142
    00184 static inline
    00185 CSL_Status UART_getRecvorResetStatus(CSL_UartHandle hUart)
    00186 {
    00187     Uint16 UrRst = 0;
    00188
    00189     UrRst = CSL_FEXT(hUart->uartRegs->PWREMU_MGMT,UART_PWREMU_MGMT_URRST);
    00190     if( UrRst )
    00191         return FALSE;
    00192     return TRUE;
    00193
    00194 }
    00236 static inline
    00237 CSL_Status UART_getXmitorResetState(CSL_UartHandle hUart)
    00238 {
    00239     Uint16 UtRst = 0;
    00240
    00241     UtRst = CSL_FEXT(hUart->uartRegs->PWREMU_MGMT,UART_PWREMU_MGMT_UTRST);
    00242     if( UtRst )
    00243         return FALSE;
    00244     return TRUE;
    00245
    00246 }
    00295 static inline
    00296 CSL_UartXferMode UART_getModeOfTransfer(CSL_UartHandle hUart)
    00297 {
    00298     Uint16 UtRst = 0;
    00299
    00300     UtRst = CSL_FEXT(hUart->uartRegs->FCR,UART_IIR_FIFOEN);
    00301
    00302     if( 0 == UtRst )
    00303     {
    00304         return CSL_UART_NON_FIFO_MODE;
    00305     }
    00306     if (3 == UtRst)
    00307     {
    00308         return CSL_UART_FIFO_MODE;
    00309     }
    00310     return CSL_UART_MODE_UNDEFINED;
    00311
    00312 }
    00354 static inline
    00355 CSL_Status UART_setToIntMode(CSL_UartHandle hUart)
    00356 {
    00357     CSL_Status status = CSL_SOK;
    00358     if( NULL == hUart )
    00359     {
    00360         return CSL_ESYS_BADHANDLE;
    00361     }
    00362     hUart->opmode = UART_INTERRUPT;
    00363     return status;
    00364 }static inline
    00404 CSL_Status UART_setToPollMode(CSL_UartHandle hUart)
    00405 {
    00406     CSL_Status status = CSL_SOK;
    00407     hUart->opmode = UART_POLLED;
    00408     return status;
    00409 }
    00410
    00458 static inline
    00459 CSL_Status UART_enableFreeRun(CSL_UartHandle hUart)
    00460 {
    00461     CSL_Status status = CSL_SOK;
    00462     CSL_FINST(hUart->uartRegs->PWREMU_MGMT, UART_PWREMU_MGMT_FREE,RUN);
    00463     return status;
    00464 }
    00465
    00518 static inline
    00519 CSL_Status UART_disableFreeRun(CSL_UartHandle hUart)
    00520 {
    00521     CSL_Status status = CSL_SOK;
    00522     CSL_FINST(hUart->uartRegs->PWREMU_MGMT,UART_PWREMU_MGMT_FREE,STOP);
    00523     return status;
    00524 }
    00525
    00528 #ifdef __cplusplus
    00529  }
    00530 #endif
    00531 #endif// _CSL_UARTAUX_H_