mirror of
https://github.com/arehnman/yttrium-virtio-gpu.git
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104 lines
4.0 KiB
C++
104 lines
4.0 KiB
C++
/*
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* Copyright (c) 2020 Red Hat, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met :
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and / or other materials provided with the distribution.
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* 3. Neither the names of the copyright holders nor the names of their contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED.IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "stdafx.h"
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#include "netkvmnoif_i.c"
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void Trace (LPCSTR szFormat, ...)
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{
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va_list arglist;
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va_start(arglist, szFormat);
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CStringA s;
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s.FormatV(szFormat, arglist);
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s += '\n';
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OutputDebugString(s.GetBuffer());
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va_end(arglist);
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}
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class CSupportedAdapters : public CAtlArray<CStringW>
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{
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public:
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CSupportedAdapters()
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{
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HKEY hKey;
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ULONG NoDefaults = false;
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if (!RegOpenKeyExA(HKEY_LOCAL_MACHINE,
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"System\\CurrentControlSet\\Control\\VioProt",
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0, KEY_READ, &hKey)) {
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ULONG len;
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WCHAR buffer[1024] = {};
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len = sizeof(NoDefaults);
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RegGetValueW(hKey, NULL, L"NoDefaults", RRF_RT_DWORD, NULL, &NoDefaults, &len);
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len = sizeof(buffer);
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if (!RegGetValueW(hKey, NULL, L"Supported", RRF_RT_REG_MULTI_SZ, NULL, buffer, &len)) {
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for (UINT i = 0; i < len; )
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{
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CStringW s = buffer + i;
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if (s.IsEmpty())
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break;
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s.MakeLower();
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Add(s);
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i += s.GetLength() + 1;
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}
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}
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RegCloseKey(hKey);
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}
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if (!NoDefaults) {
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Add(L"ven_8086&dev_1515"); // Intel X540 Virtual Function
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Add(L"ven_8086&dev_10ca"); // Intel 82576 Virtual Function
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Add(L"ven_8086&dev_15a8"); // Intel Ethernet Connection X552
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Add(L"ven_8086&dev_154c"); // Intel 700 Series VF
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Add(L"ven_8086&dev_10ed"); // Intel 82599 VF
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Add(L"ven_15b3&dev_101a"); // Mellanox MT28800 Family
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Add(L"ven_14e4&dev_16dc"); // Broadcom NetXtreme-E Virtual Function
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Add(L"ven_14e4&dev_16af"); // Broadcom NetXtreme II BCM57810 Virtual Function
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Add(L"bdrv\\l2ndv&pci_16af14e4"); // Broadcom NetXtreme II BCM57810 Virtual Function (QLogic miniport driver)
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}
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for (UINT i = 0; i < GetCount(); ++i)
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{
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CStringW& s = GetAt(i);
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Trace("NotifyObj: supported %S", s.GetBuffer());
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}
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}
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};
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static CSupportedAdapters SupportedAdapters;
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bool IsSupportedSRIOVAdapter(LPCWSTR pnpId)
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{
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CStringW sId = pnpId;
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sId.MakeLower();
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for (UINT i = 0; i < SupportedAdapters.GetCount(); ++i)
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{
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CStringW& s = SupportedAdapters.GetAt(i);
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if (sId.Find(s) > 0) {
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return true;
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}
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}
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return false;
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}
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