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Add support for UUID

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Related-To: LOCI-3304

Signed-off-by: Joshua Santosh Ranjan <joshua.santosh.ranjan@intel.com>
This commit is contained in:
Joshua Santosh Ranjan
2022-10-25 15:44:56 +00:00
committed by Compute-Runtime-Automation
parent 46098e0e17
commit 6a2e016d7f
5 changed files with 153 additions and 2 deletions
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34
shared/source/xe_hpg_core/linux/hw_info_config_dg2.cpp
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@@ -9,11 +9,13 @@
#include "shared/source/debug_settings/debug_settings_manager.h"
#include "shared/source/helpers/driver_model_type.h"
#include "shared/source/helpers/hw_info.h"
#include "shared/source/helpers/string.h"
#include "shared/source/kernel/kernel_properties.h"
#include "shared/source/os_interface/hw_info_config.h"
#include "shared/source/os_interface/hw_info_config.inl"
#include "shared/source/os_interface/hw_info_config_dg2_and_later.inl"
#include "shared/source/os_interface/hw_info_config_xehp_and_later.inl"
#include "shared/source/os_interface/linux/drm_neo.h"
#include "shared/source/xe_hpg_core/hw_cmds_dg2.h"
#include "platforms.h"
@@ -44,5 +46,37 @@ int HwInfoConfigHw<gfxProduct>::configureHardwareCustom(HardwareInfo *hwInfo, OS
return 0;
}
template <>
bool HwInfoConfigHw<gfxProduct>::getUuid(Device *device, std::array<uint8_t, HwInfoConfig::uuidSize> &uuid) const {
UNRECOVERABLE_IF(device == nullptr);
if (device->getRootDeviceEnvironment().osInterface == nullptr) {
return false;
}
const auto driverModel = device->getRootDeviceEnvironment().osInterface->getDriverModel();
if (driverModel->getDriverModelType() != DriverModelType::DRM) {
return false;
}
auto pDrm = driverModel->as<Drm>();
std::string readString(64u, '\0');
errno = 0;
if (pDrm->readSysFsAsString("/prelim_csc_unique_id", readString) == false) {
return false;
}
char *endPtr = nullptr;
uint64_t uuidValue = std::strtoull(readString.data(), &endPtr, 16);
if ((endPtr == readString.data()) || (errno != 0)) {
return false;
}
uuid.fill(0);
memcpy_s(uuid.data(), uuid.size(), &uuidValue, sizeof(uuidValue));
return true;
}
template class HwInfoConfigHw<gfxProduct>;
} // namespace NEO