1 files changed, 312 insertions, 0 deletions
diff --git a/gfx/angle/checkout/src/gpu_info_util/SystemInfo.cpp b/gfx/angle/checkout/src/gpu_info_util/SystemInfo.cpp
new file mode 100644
index 0000000000..c12bf8fd8d
--- /dev/null
+++ b/gfx/angle/checkout/src/gpu_info_util/SystemInfo.cpp
@@ -0,0 +1,312 @@
+//
+// Copyright (c) 2013-2017 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// SystemInfo.cpp: implementation of the system-agnostic parts of SystemInfo.h
+
+#include "gpu_info_util/SystemInfo.h"
+
+#include <cstring>
+#include <iostream>
+#include <sstream>
+
+#include "common/debug.h"
+#include "common/string_utils.h"
+
+namespace angle
+{
+namespace
+{
+std::string VendorName(VendorID vendor)
+{
+    switch (vendor)
+    {
+        case kVendorID_AMD:
+            return "AMD";
+        case kVendorID_Intel:
+            return "Intel";
+        case kVendorID_ImgTec:
+            return "ImgTec";
+        case kVendorID_NVIDIA:
+            return "NVIDIA";
+        case kVendorID_Qualcomm:
+            return "Qualcomm";
+        case kVendorID_Vivante:
+            return "Vivante";
+        case kVendorID_VeriSilicon:
+            return "VeriSilicon";
+        case kVendorID_VMWare:
+            return "VMWare";
+        case kVendorID_Kazan:
+            return "Kazan";
+        default:
+            return "Unknown (" + std::to_string(vendor) + ")";
+    }
+}
+}  // anonymous namespace
+GPUDeviceInfo::GPUDeviceInfo() = default;
+
+GPUDeviceInfo::~GPUDeviceInfo() = default;
+
+GPUDeviceInfo::GPUDeviceInfo(const GPUDeviceInfo &other) = default;
+
+SystemInfo::SystemInfo() = default;
+
+SystemInfo::~SystemInfo() = default;
+
+SystemInfo::SystemInfo(const SystemInfo &other) = default;
+
+bool SystemInfo::hasNVIDIAGPU() const
+{
+    for (const GPUDeviceInfo &gpu : gpus)
+    {
+        if (IsNVIDIA(gpu.vendorId))
+        {
+            return true;
+        }
+    }
+    return false;
+}
+
+bool SystemInfo::hasIntelGPU() const
+{
+    for (const GPUDeviceInfo &gpu : gpus)
+    {
+        if (IsIntel(gpu.vendorId))
+        {
+            return true;
+        }
+    }
+    return false;
+}
+
+bool SystemInfo::hasAMDGPU() const
+{
+    for (const GPUDeviceInfo &gpu : gpus)
+    {
+        if (IsAMD(gpu.vendorId))
+        {
+            return true;
+        }
+    }
+    return false;
+}
+
+bool IsAMD(VendorID vendorId)
+{
+    return vendorId == kVendorID_AMD;
+}
+
+bool IsARM(VendorID vendorId)
+{
+    return vendorId == kVendorID_ARM;
+}
+
+bool IsImgTec(VendorID vendorId)
+{
+    return vendorId == kVendorID_ImgTec;
+}
+
+bool IsKazan(VendorID vendorId)
+{
+    return vendorId == kVendorID_Kazan;
+}
+
+bool IsIntel(VendorID vendorId)
+{
+    return vendorId == kVendorID_Intel;
+}
+
+bool IsNVIDIA(VendorID vendorId)
+{
+    return vendorId == kVendorID_NVIDIA;
+}
+
+bool IsQualcomm(VendorID vendorId)
+{
+    return vendorId == kVendorID_Qualcomm;
+}
+
+bool IsVeriSilicon(VendorID vendorId)
+{
+    return vendorId == kVendorID_VeriSilicon;
+}
+
+bool IsVMWare(VendorID vendorId)
+{
+    return vendorId == kVendorID_VMWare;
+}
+
+bool IsVivante(VendorID vendorId)
+{
+    return vendorId == kVendorID_Vivante;
+}
+
+bool ParseAMDBrahmaDriverVersion(const std::string &content, std::string *version)
+{
+    const size_t begin = content.find_first_of("0123456789");
+    if (begin == std::string::npos)
+    {
+        return false;
+    }
+
+    const size_t end = content.find_first_not_of("0123456789.", begin);
+    if (end == std::string::npos)
+    {
+        *version = content.substr(begin);
+    }
+    else
+    {
+        *version = content.substr(begin, end - begin);
+    }
+    return true;
+}
+
+bool ParseAMDCatalystDriverVersion(const std::string &content, std::string *version)
+{
+    std::istringstream stream(content);
+
+    std::string line;
+    while (std::getline(stream, line))
+    {
+        static const char kReleaseVersion[] = "ReleaseVersion=";
+        if (line.compare(0, std::strlen(kReleaseVersion), kReleaseVersion) != 0)
+        {
+            continue;
+        }
+
+        if (ParseAMDBrahmaDriverVersion(line, version))
+        {
+            return true;
+        }
+    }
+    return false;
+}
+
+bool ParseMacMachineModel(const std::string &identifier,
+                          std::string *type,
+                          int32_t *major,
+                          int32_t *minor)
+{
+    size_t numberLoc = identifier.find_first_of("0123456789");
+    if (numberLoc == std::string::npos)
+    {
+        return false;
+    }
+
+    size_t commaLoc = identifier.find(',', numberLoc);
+    if (commaLoc == std::string::npos || commaLoc >= identifier.size())
+    {
+        return false;
+    }
+
+    const char *numberPtr = &identifier[numberLoc];
+    const char *commaPtr  = &identifier[commaLoc + 1];
+    char *endPtr          = nullptr;
+
+    int32_t majorTmp = std::strtol(numberPtr, &endPtr, 10);
+    if (endPtr == numberPtr)
+    {
+        return false;
+    }
+
+    int32_t minorTmp = std::strtol(commaPtr, &endPtr, 10);
+    if (endPtr == commaPtr)
+    {
+        return false;
+    }
+
+    *major = majorTmp;
+    *minor = minorTmp;
+    *type  = identifier.substr(0, numberLoc);
+
+    return true;
+}
+
+bool CMDeviceIDToDeviceAndVendorID(const std::string &id, uint32_t *vendorId, uint32_t *deviceId)
+{
+    unsigned int vendor = 0;
+    unsigned int device = 0;
+
+    bool success = id.length() >= 21 && HexStringToUInt(id.substr(8, 4), &vendor) &&
+                   HexStringToUInt(id.substr(17, 4), &device);
+
+    *vendorId = vendor;
+    *deviceId = device;
+    return success;
+}
+
+void FindActiveGPU(SystemInfo *info)
+{
+    ASSERT(!info->gpus.empty());
+
+    // On dual-GPU systems we assume the non-Intel GPU is the graphics one.
+    int active    = 0;
+    bool hasIntel = false;
+    for (size_t i = 0; i < info->gpus.size(); ++i)
+    {
+        if (IsIntel(info->gpus[i].vendorId))
+        {
+            hasIntel = true;
+        }
+        if (IsIntel(info->gpus[active].vendorId))
+        {
+            active = static_cast<int>(i);
+        }
+    }
+
+    // Assume that a combination of NVIDIA or AMD with Intel means Optimus or AMD Switchable
+    info->activeGPUIndex  = active;
+    info->isOptimus       = hasIntel && IsNVIDIA(info->gpus[active].vendorId);
+    info->isAMDSwitchable = hasIntel && IsAMD(info->gpus[active].vendorId);
+}
+
+void PrintSystemInfo(const SystemInfo &info)
+{
+    std::cout << info.gpus.size() << " GPUs:\n";
+
+    for (size_t i = 0; i < info.gpus.size(); i++)
+    {
+        const auto &gpu = info.gpus[i];
+
+        std::cout << "  " << i << " - " << VendorName(gpu.vendorId) << " device id: 0x" << std::hex
+                  << std::uppercase << gpu.deviceId << std::dec << "\n";
+        if (!gpu.driverVendor.empty())
+        {
+            std::cout << "       Driver Vendor: " << gpu.driverVendor << "\n";
+        }
+        if (!gpu.driverVersion.empty())
+        {
+            std::cout << "       Driver Version: " << gpu.driverVersion << "\n";
+        }
+        if (!gpu.driverDate.empty())
+        {
+            std::cout << "       Driver Date: " << gpu.driverDate << "\n";
+        }
+    }
+
+    std::cout << "\n";
+    std::cout << "Active GPU: " << info.activeGPUIndex << "\n";
+
+    std::cout << "\n";
+    std::cout << "Optimus: " << (info.isOptimus ? "true" : "false") << "\n";
+    std::cout << "AMD Switchable: " << (info.isAMDSwitchable ? "true" : "false") << "\n";
+
+    std::cout << "\n";
+    if (!info.machineManufacturer.empty())
+    {
+        std::cout << "Machine Manufacturer: " << info.machineManufacturer << "\n";
+    }
+    if (!info.machineModelName.empty())
+    {
+        std::cout << "Machine Model: " << info.machineModelName << "\n";
+    }
+    if (!info.machineModelVersion.empty())
+    {
+        std::cout << "Machine Model Version: " << info.machineModelVersion << "\n";
+    }
+    std::cout << std::endl;
+}
+}  // namespace angle