csl_atagethwstatus.c

TI达芬奇dm644x各硬件模块测试代码

/*  ============================================================================
 *   Copyright (c) Texas Instruments Inc 2002, 2003, 2004, 2005
 *
 *   Use of this software is controlled by the terms and conditions found in the
 *   license agreement under which this software has been supplied.
 *   ===========================================================================
 */

/** @file csl_ataGetHwStatus.c
 *
 *  @brief    File for functional layer of CSL API @a CSL_ataGetHwStatus()
 *
 *  Description
 *    - The @a CSL_ataGetHwStatus() function definition & it's associated
 *      functions
 *
 *  Path: \\(CSLPATH)\\ipmodules\\ata\\src
 *
 *  Modification 1
 *    - modified on: 2004/03/08
 *    - reason: created the sources
 *
 *  Date 2004/03/08
 *  Author RG Kiran
 */

/* =============================================================================
 *  Revision History
 *  ===============
 *  07-Nov-2004 kpn  Added code in accordance with new specification
 *  08-Oct-2004 kpn  Added code for checking for invalid parameter
 *  24-Sep-2004 kpn  Updated according to CSL Upgradation guidelines
 *  ============================================================================
 */

#include <csl_ata.h>
#include <csl_ataAux.h>

/** ============================================================================
 *   @n@b CSL_ataGetHwStatus
 *
 *   @b Description
 *   @n Gets the status of the different operations of ATA.
 *
 *   @b Arguments
 *   @verbatim
            hAta            Handle to the ATA instance

            query           The query to this API of ATA which indicates the
                            status to be returned.

            response        Placeholder to return the status.
     @endverbatim
 *
 *   <b> Return Value </b>  CSL_Status
 *   @li                    CSL_SOK             - Status info return successful.
 *   @li                    CSL_ESYS_BADHANDLE  - Invalid handle
 *   @li                    CSL_ESYS_INVPARAMS  - Invalid parameter
 *
 *   <b> Pre Condition </b>
 *   @n  None
 *
 *   <b> Post Condition </b>
 *   @n  None
 *
 *   @b Modifies
 *   @n None
 *
 *   @b Example
 *   @verbatim
        CSL_AtaHandle          hAta;
        CSL_AtaHwStatusQuery   query;
        void                   reponse;

        status = CSL_ataGetHwStatus (hAta, query, &response);

     @endverbatim
 *  ============================================================================
 */
#pragma CODE_SECTION (CSL_ataGetHwStatus, ".text:csl_section:ata");
CSL_Status  CSL_ataGetHwStatus (
    CSL_AtaHandle                 hAta,
    CSL_AtaHwStatusQuery          query,
    void                         *response
)
{
    CSL_Status status = CSL_SOK;

    if (response == NULL) {
        return CSL_ESYS_INVPARAMS;
    }

    if (hAta == NULL) {
        return CSL_ESYS_BADHANDLE;
    }

    switch (query) {

        case CSL_ATA_QUERY_IORDYTIMEOUT:
            *(Uint16 *) response =  CSL_ataGetIORDYTimeoutStatus (hAta);
            break;

        case CSL_ATA_QUERY_INTSTATUS:
            *(Uint16 *) response = CSL_ataGetIDEInterruptStatus (hAta);
            break;

        case CSL_ATA_QUERY_DMAERROR:
            *(Uint16 *) response = CSL_ataGetDMAErrorStatus (hAta);
            break;

        case CSL_ATA_QUERY_IDEACTIVE:
            *(Uint16 *) response = CSL_ataGetIDEActiveStatus (hAta);
            break;

        case CSL_ATA_QUERY_RXCOUNT:
            *(Uint32 *) response = CSL_ataGetRxCount (hAta);
            break;

        case CSL_ATA_QUERY_TXCOUNT:
            *(Uint32 *) response = CSL_ataGetTxCount (hAta);
            break;

        case CSL_ATA_QUERY_DMARQ:
            *(Uint16 *) response = CSL_ataGetDMARQStatus (hAta);
            break;

        case CSL_ATA_QUERY_INTRQ:
            *(Uint16 *) response = CSL_ataGetINTRQStatus (hAta);
            break;

        case CSL_ATA_QUERY_DMACKN:
            *(Uint16 *) response = CSL_ataGetDMACKNStatus (hAta);
            break;

        case CSL_ATA_QUERY_TLEC:
            *(Uint16 *) response = CSL_ataGetTLECounter (hAta);
            break;

        case CSL_ATA_QUERY_MISR:
            *(CSL_AtaIodftMisr *) response = CSL_ataGetMISRResult (hAta);
            break;

        default:
            status = CSL_ESYS_INVQUERY;
            break;
    }

    return status;
}