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/* -------------------------------------------
Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved.
------------------------------------------- */
#ifndef __ACPI__
#define __ACPI__
/**
https://uefi.org/specs/ACPI/6.5/05_ACPI_Software_Programming_Model.html
*/
#include <NewKit/Defines.h>
#define SDT_OBJECT : public NeOS::SDT
namespace NeOS
{
class PACKED SDT
{
public:
Char Signature[4];
UInt32 Length;
UInt8 Revision;
Char Checksum;
Char OemId[6];
Char OemTableId[8];
UInt32 OemRev;
UInt32 CreatorID;
UInt32 CreatorRevision;
};
class PACKED RSDP : public SDT
{
public:
UInt32 RsdtAddress;
UIntPtr XsdtAddress;
UInt8 ExtendedChecksum;
UInt8 Reserved0[3];
};
class PACKED ConfigHeader
{
public:
UInt64 BaseAddress;
UInt16 PciSegGroup;
UInt8 StartBus;
UInt8 EndBus;
UInt32 Reserved;
};
enum ACPI_ADDRESS_SPACE_KIND : UInt8
{
eSystemMemory = 0,
eSystemIO = 1,
ePci = 2,
eController = 3,
eSmBus = 4,
eCount = 5,
eInvalid = 0xFF,
};
class PACKED ACPI_ADDRESS final
{
public:
UInt8 AddressSpaceId;
UInt8 RegisterBitWidth;
UInt8 RegisterBitOffset;
UInt8 Reserved;
UIntPtr Address;
};
class PACKED RSDT final
{
public:
Char Signature[4];
UInt32 Length;
UInt8 Revision;
Char Checksum;
Char OemId[6];
Char OemTableId[8];
UInt32 OemRev;
UInt32 CreatorID;
UInt32 CreatorRevision;
UInt32 AddressArr[];
};
} // namespace NeOS
#endif // !__ACPI__
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