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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// gpu_test_config_mac.mm:
// Helper functions for gpu_test_config that have to be compiled in ObjectiveC++
#include "gpu_test_config_mac.h"
#import <Cocoa/Cocoa.h>
namespace base {
void SysInfo::OperatingSystemVersionNumbers(
int32 *major_version, int32 *minor_version, int32 *bugfix_version)
{
#if MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_8
Gestalt(gestaltSystemVersionMajor, reinterpret_cast<SInt32*>(major_version));
Gestalt(gestaltSystemVersionMinor, reinterpret_cast<SInt32*>(minor_version));
Gestalt(gestaltSystemVersionBugFix, reinterpret_cast<SInt32*>(bugfix_version));
#else
NSOperatingSystemVersion version = [[NSProcessInfo processInfo] operatingSystemVersion];
*major_version = version.majorVersion;
*minor_version = version.minorVersion;
*bugfix_version = version.patchVersion;
#endif
}
} // namespace base
UInt32 GetEntryProperty(io_registry_entry_t entry, CFStringRef property_name) {
CFTypeRef type = IORegistryEntrySearchCFProperty(entry,
kIOServicePlane,
property_name,
kCFAllocatorDefault,
kIORegistryIterateRecursively | kIORegistryIterateParents);
CFDataRef data = reinterpret_cast<CFDataRef>(type);
if (!data) {
CFRelease(data);
return 0;
}
UInt32 value = 0;
const uint32_t* valuePointer = reinterpret_cast<const uint32_t*>(CFDataGetBytePtr(data));
if (valuePointer != NULL) {
value = *valuePointer;
}
CFRelease(data);
return value;
}
gpu::GPUInfo::GPUDevice GetActiveGPU() {
gpu::GPUInfo::GPUDevice gpu;
// Ignore the fact that CGDisplayIOServicePort is deprecated as Apple
// did not provide a good replacement for it as of 10.10.
// TODO(cwallez) revisit with later systems
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
io_registry_entry_t dsp_port = CGDisplayIOServicePort(kCGDirectMainDisplay);
#pragma clang diagnostic pop
gpu.vendor_id = GetEntryProperty(dsp_port, CFSTR("vendor-id"));
gpu.device_id = GetEntryProperty(dsp_port, CFSTR("device-id"));
return gpu;
}
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