csl_mshwsetupraw.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_msHwSetupRaw.c
 *
 *  @brief  File for functional layer of CSL API @a CSL_msHwSetupRaw()
 *
 *  Path: \\(CSLPATH)\\ipmodules\\memstick\\src
 *
 */

/* =============================================================================
 *  Revision History
 *  ================
 *  14-Dec-2004 kpn File Created.
 *                  Added code for register MSMCR.
 * =============================================================================
 */

#include <csl_ms.h>

/** ============================================================================
 *   @n@b CSL_msHwSetupRaw
 *
 *   @b Description
 *   @n This function initializes the device registers with the register-values
 *      provided through the Config Data structure.
 *
 *   @b Arguments
 *   @verbatim
            hMs        Handle to the Ms instance

            config     Pointer to config structure
     @endverbatim
 *
 *   <b> Return Value </b>  CSL_Status
 *   @li                    CSL_SOK             - Configuration successful
 *   @li                    CSL_ESYS_BADHANDLE  - Invalid handle
 *   @li                    CSL_ESYS_INVPARAMS  - Configuration is not
                                                  properly initialized
 *
 *   <b> Pre Condition </b>
 *   @n  None
 *
 *   <b> Post Condition </b>
 *   @n  The registers of the specified MS instance will be setup
 *       according to value passed.
 *
 *   @b Modifies
 *   @n Hardware registers of the specified MS instance.
 *
 *   @b Example
 *   @verbatim
        CSL_MsHandle       hMs;
        CSL_MsConfig       config = CSL_MS_CONFIG_DEFAULTS;
        CSL_Status         status;
        ...

        status = CSL_msHwSetupRaw (hMs, &config);
     @endverbatim
 * =============================================================================
 */
#pragma CODE_SECTION (CSL_msHwSetupRaw, ".text:csl_section:ms");
CSL_Status CSL_msHwSetupRaw (
    CSL_MsHandle               hMs,
    CSL_MsConfig              *config
)
{
    if (hMs == NULL) {
        return CSL_ESYS_BADHANDLE;
    }

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

    hMs->regs->MSCMD  = config->MSCMD;
    hMs->regs->MSDAT  = config->MSDAT;
    hMs->regs->MSSYST = config->MSSYST;
    hMs->regs->MSMCR  = config->MSMCR;

    return CSL_SOK;
}