kbdmouse.cpp

来自「WinCE 3.0 BSP, 包含Inter SA1110, Intel_815」· C++ 代码 · 共 111 行

/* -*-C-*-
 *
 * $Revision: 1.1 $
 *   $Author: kwelton $
 *     $Date: 2000/04/12 00:50:42 $
 *
 * THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
 * ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
 * PARTICULAR PURPOSE.
 *
 * Copyright (c) 1995-1998  Microsoft Corporation
 * Copyright (c) 2000 ARM Limited
 * All Rights Reserved
 */

#include <windows.h>
#include <ceddk.h>

#include "ps2port.hpp"
#include "ps2mouse.hpp"
#include "ps2keybd.hpp"

extern Ps2Keybd *v_pp2k;

// BUGBUG must get base dynamically
static const UINT iopBaseDefault = PHYS_KBD_IO_BASE;
static const UINT iopRangeDefault = 5;

static Ps2Port  *v_pp2p;
static Ps2Mouse *v_pp2m;

/**********************************************************************/

BOOL WINAPI DllMain(HANDLE hinstDll, DWORD dwReason, LPVOID lpReserved)
{
    BOOL bRet = FALSE;

    unsigned int iopBase;
    ULONG iopRange = iopRangeDefault;
    ULONG inIoSpace = 1;
    PHYSICAL_ADDRESS ioPhysicalBase = { iopBaseDefault, 0 };

    switch (dwReason)
    {
      case DLL_PROCESS_ATTACH:
          if (v_pp2p)
          {
              bRet = TRUE;
              goto leave;
          }

          if (HalTranslateBusAddress(Isa, 0, ioPhysicalBase,
                                     &inIoSpace, &ioPhysicalBase))
          {
              if (inIoSpace)
                  iopBase = ioPhysicalBase.LowPart;
              else
              {
                  ERRORMSG(1, (TEXT("Error mapping I/O Ports.\r\n")));
                  goto leave;
              }
          }
          else
          {
              ERRORMSG(1, (TEXT("Error translating I/O Ports.\r\n")));
              goto leave;
          }

          v_pp2p = new Ps2Port;
          if (!v_pp2p -> Initialize(iopBase))
          {
              ERRORMSG(1, (TEXT("Could not initialize ps2 port.\r\n")));
              goto leave;
          }

          // We always assume that there is a keyboard.
          v_pp2k = new Ps2Keybd;
          if (v_pp2k -> Initialize(v_pp2p))
              v_pp2k -> IsrThreadStart();
          else
          {
              ERRORMSG(1, (TEXT("Could not initialize ps2 keyboard.\r\n")));
              delete v_pp2k;
              v_pp2k = NULL;
          }

          if (v_pp2p -> bMouseFound())
          {
              v_pp2m = new Ps2Mouse;

              if (v_pp2m -> Initialize(v_pp2p))
                  v_pp2m -> IsrThreadStart();
              else
              {
                  ERRORMSG(1, (TEXT("Could not initialize ps2 mouse\r\n")));
                  delete v_pp2m;
                  v_pp2m = NULL;
              }
          }

          bRet = TRUE;
          break;
    }

  leave:
    return bRet;
}

/* EOF kbdmouse.cpp */