hdvo.c

用于TM1300/PNX1300系列DSP（主要用于视频处理）的设备库的源码

/*
 * Copyright (c) 1999 by TriMedia Technologies. 
 *
 * +------------------------------------------------------------------+
 * | This software is furnished under a license and may only be used  |
 * | and copied in accordance with the terms and conditions of  such  |
 * | a license and with the inclusion of this copyright notice. This  |
 * | software or any other copies of this software may not be provided|
 * | or otherwise made available to any other person.  The ownership  |
 * | and title of this software is not transferred.                   |
 * |                                                                  |
 * | The information in this software is subject  to change without   |
 * | any  prior notice and should not be construed as a commitment by |
 * | TriMedia Technologies.                                           |
 * |                                                                  |
 * | this code and information is provided "as is" without any        |
 * | warranty of any kind, either expressed or implied, including but |
 * | not limited to the implied warranties of merchantability and/or  |
 * | fitness for any particular purpose.                              |
 * +------------------------------------------------------------------+
 *
 *  Module name          : hdvo.c   1.3
 *
 *  Last update          : 18:43:41 - 00/11/09
 */

#include <tmlib/tmtypes.h>
#include <tm1/tmLibdevErr.h>
#include <tm1/tmHDVOboard.h>
#include <tm1/tsaComponent.h>
#include <tm1/tmGPIOpins.h>

static boardHDVOConfig_t boardConfig1 =
{
  "HDVO1",
  Null,
  Null,
  Null,
  vasGeneric,
  vaaGeneric,
  intHDVO,
  GPIO_HDVO_CLK, /* gpio first pin */
  GPIO_HDVO_D29  /* gpio last pin */
};


static Bool hdvo_activate(pcomponent_t comp)
{
  pprocCapabilities_t procCaps;

  /*
   * probe the hardware 
   */
  procGetCapabilities(&procCaps);
  switch(procCaps->deviceID) {
  case PROC_DEVICE_TM2500:
  case PROC_DEVICE_TM2600:
  case PROC_DEVICE_TM2700:
  case PROC_DEVICE_TM2800:
    break;

  default:
    return False;
  }
  
  /*
   * do the initialization 
   */
  /* 
   * nothing to be done right now 
   */

  /*
   * register the interface 
   */
  err  = tsaBoardRegisterHDVO(0, &boardConfig1);
  if (err != TMLIBDEV_OK)
    return False;
  else
    return True;
}