#pragma once
#ifndef __LISTACPI_H__
#define __LISTACPI_H__

typedef struct {
    CHAR8   Signature[8];
    UINT8   Checksum;
    UINT8   OemId[6];
    UINT8   Revision;
    UINT32  RsdtAddress;
    UINT32  Length;
    UINT64  XsdtAddress;
    UINT8   ExtendedChecksum;
    UINT8   Reserved[3];
} EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER;


// XSDT is the main System Description Table. 
// There are many kinds of SDT. An SDT may be split into two parts - 
// A common header and a data section which is different for each table.
typedef struct {
    CHAR8   Signature[4];
    UINT32  Length;
    UINT8   Revision;
    UINT8   Checksum;
    CHAR8   OemId[6];
    CHAR8   OemTableId[8];
    UINT32  OemRevision;
    UINT32  CreatorId;
    UINT32  CreatorRevision;
} EFI_ACPI_SDT_HEADER;


#define EFI_ACPI_TABLE_GUID \
    { 0xeb9d2d30, 0x2d88, 0x11d3, {0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d }}
#define EFI_ACPI_20_TABLE_GUID \
    { 0x8868e871, 0xe4f1, 0x11d3, {0xbc, 0x22, 0x0, 0x80, 0xc7, 0x3c, 0x88, 0x81 }} 

#define EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER_REVISION 0x02

UINTN
myStrnCmpA(CHAR8* s1, CHAR8* s2, UINTN len);

VOID
Ascii2UnicodeStr(CHAR8* String, CHAR16* UniString, UINT8 length);

int
ParseRSDP(EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER* Rsdp, CHAR16* GuidStr);

VOID
Guid2String(CHAR16* Buffer, EFI_GUID* Guid);

#endif