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// SPDX-License-Identifier: Apache-2.0
// Copyright 2024-2026, Amlal El Mahrouss (amlal@nekernel.org)
// Licensed under the Apache License, Version 2.0 (see LICENSE file)
// Official repository: https://github.com/ne-foss-org/nekernel
#ifndef HPET_CONFIG_H
#define HPET_CONFIG_H
#include <NeKit/Config.h>
#include <modules/ACPI/ACPI.h>
namespace Kernel {
struct PACKED HPETAddressStructure final {
Kernel::UInt8 AddressSpaceId; // 0 - system memory, 1 - system I/O
Kernel::UInt8 RegisterBitWidth;
Kernel::UInt8 RegisterBitOffset;
Kernel::UInt8 Reserved;
Kernel::UInt64 Address;
};
struct PACKED HPETHeader final : public SDT {
Kernel::UInt8 HardwareRevId;
Kernel::UInt8 ComparatorCount : 5;
Kernel::UInt8 CounterSize : 1;
Kernel::UInt8 Reserved : 1;
Kernel::UInt8 LegacyReplacement : 1;
Kernel::UInt16 PciVendorId;
HPETAddressStructure Address;
Kernel::UInt8 HpetNumber;
Kernel::UInt16 MinimumTick;
Kernel::UInt8 PageProtection;
};
} // namespace Kernel
#endif
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