devinfo.c

威盛 wince5.0 bsp 包 for x86 系统, 支持 VT8601 等北桥

//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
//
// Use of this source code is subject to the terms of the Microsoft end-user
// license agreement (EULA) under which you licensed this SOFTWARE PRODUCT.
// If you did not accept the terms of the EULA, you are not authorized to use
// this source code. For a copy of the EULA, please see the LICENSE.RTF on your
// install media.
//
// -----------------------------------------------------------------------------
//
//      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.
//  
// -----------------------------------------------------------------------------
#include <windows.h>
#include <x86boot.h>
#include <kitl.h>
#include <oal_args.h>
#include <oal_nkxp.h>


extern LPCWSTR g_oalIoCtlPlatformType;

VOID* OALArgsQuery(UINT32 type)
{
    return (OAL_ARGS_QUERY_DEVID == type)? (VOID*)g_pX86Info->szDeviceName: NULL;
}

BOOL x86IoCtlHalSetDeviceInfo (
    UINT32 code, VOID *lpInBuf, UINT32 nInBufSize, VOID *lpOutBuf, 
    UINT32 nOutBufSize, UINT32 *lpBytesReturned
) {
    static WCHAR szPlatformType[80];    // max of 80 chars
    
    if ((nInBufSize > sizeof (DWORD))
        && (SPI_GETPLATFORMTYPE == *(LPDWORD)lpInBuf)
        && ((nInBufSize -= sizeof (DWORD)) <= sizeof (szPlatformType))) {

        memcpy (szPlatformType, ((LPBYTE)lpInBuf)+sizeof(DWORD), nInBufSize);
        g_oalIoCtlPlatformType = szPlatformType;

        return TRUE;        
    }

    NKSetLastError (ERROR_INVALID_PARAMETER);
    return FALSE;
}

BOOL x86IoCtlHalGetUUID (
    UINT32 code, VOID *lpInBuf, UINT32 nInBufSize, VOID *lpOutBuf, 
    UINT32 nOutBufSize, UINT32 *lpBytesReturned
) {
    DWORD dwErr = ERROR_INVALID_PARAMETER;
    if (lpOutBuf && (nOutBufSize >= sizeof(GUID))) {
        USHORT *wMac = g_pX86Info->wMac;
        if (lpBytesReturned) {
            *lpBytesReturned = sizeof(GUID);
        }
        // OEM's with unique ID hardware can return the value here.

        // The CEPC platform does not have any unique ID settings.
        // We'll use the Kernel Ethernet Debug address if non-zero
        if (wMac[0] | wMac[1] | wMac[2]) {
            memset(lpOutBuf, 0, sizeof(GUID));
            memcpy(lpOutBuf, (char *)wMac, sizeof(g_pX86Info->wMac));
            return TRUE;
        }
        dwErr = ERROR_NOT_SUPPORTED;
    }
    NKSetLastError (dwErr);
    return FALSE;

}