vmuart.c 4.2 KB
/*****************************************************************************
*  Copyright Statement:
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*****************************************************************************/

/*******************************************************************************
 * Filename:
 * ---------
 * vmuart.c
 *
 * Project:
 * --------
 * MAUI
 *
 * Description:
 * ------------
 *
 *
 * Author:
 * -------
 *
 *==============================================================================
 *             HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *------------------------------------------------------------------------------
 *------------------------------------------------------------------------------
 * Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *==============================================================================
 *******************************************************************************/
 
#include "vmuart.h"
#include "dcl.h"

VMINT32 vm_uart_get_handle(vm_port port)
{
    VMINT32 handle = 0;
    handle = DclSerialPort_Open(port, 0);
    
    return handle;
}

VMINT32 vm_uart_open(vm_port port)
{
    UART_CTRL_OPEN_T data;
    VMINT32 handle = 0;
    VMINT32 result = 0;
    handle = vm_uart_get_handle(port);
    data.u4OwenrId = MOD_MMI;
    result = DclSerialPort_Control(handle, SIO_CMD_OPEN, (DCL_CTRL_DATA_T*) &data);
    if(result != 0)
    {
        handle = 0;
    }
    return handle;
}

VMUINT16 vm_read_from_uart(VMINT32 handle, VMUINT8 *buffer, VMUINT16 length)
{
    UART_CTRL_GET_BYTES_T data;
    data.u2Length = length;
    data.u4OwenrId = MOD_MMI;
    data.puBuffaddr = buffer;
    DclSerialPort_Control(handle, SIO_CMD_GET_BYTES, (DCL_CTRL_DATA_T*) &data);
    
    return data.u2RetSize;
}

VMUINT16 vm_write_to_uart(VMINT32 handle, VMUINT8 *buffer, VMUINT16 length)
{
    UART_CTRL_PUT_BYTES_T data;
    data.u2Length = length;
    data.u4OwenrId = MOD_MMI;
    data.puBuffaddr = buffer;
    DclSerialPort_Control(handle, SIO_CMD_PUT_BYTES, (DCL_CTRL_DATA_T*) &data);
    
    return data.u2RetSize;
}

VMINT32 vm_uart_close(VMINT32 handle)
{
    UART_CTRL_CLOSE_T data;
    VMINT32 status = 0;
    data.u4OwenrId = MOD_MMI;
    status = DclSerialPort_Control(handle, SIO_CMD_CLOSE, (DCL_CTRL_DATA_T*) &data);
    
    return ((status == 0)?(TRUE):(FALSE));
}