/** @file
This includes some definitions introduced in UEFI that will be used in both PEI and DXE phases.

**/

#ifndef __UEFI_MULTIPHASE_H__
#define __UEFI_MULTIPHASE_H__

///
/// Attributes of variable.
///
#define EFI_VARIABLE_NON_VOLATILE 0x00000001
#define EFI_VARIABLE_BOOTSERVICE_ACCESS 0x00000002
#define EFI_VARIABLE_RUNTIME_ACCESS 0x00000004
///
/// This attribute is identified by the mnemonic 'HR'
/// elsewhere in this specification.
///
#define EFI_VARIABLE_HARDWARE_ERROR_RECORD 0x00000008
///
/// Attributes of Authenticated Variable
///
#define EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS 0x00000020
#define EFI_VARIABLE_APPEND_WRITE 0x00000040
///
/// NOTE: EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS is deprecated and should be considered reserved.
///
#define EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS 0x00000010

#ifndef VFRCOMPILE
#include <Guid/WinCertificate.h>
///
/// Enumeration of memory types introduced in UEFI.
///
typedef enum {
///
/// Not used.
///
EfiReservedMemoryType,
///
/// The code portions of a loaded application.
/// (Note that UEFI OS loaders are UEFI applications.)
///
EfiLoaderCode,
///
/// The data portions of a loaded application and the default data allocation
/// type used by an application to allocate pool memory.
///
EfiLoaderData,
///
/// The code portions of a loaded Boot Services Driver.
///
EfiBootServicesCode,
///
/// The data portions of a loaded Boot Serves Driver, and the default data
/// allocation type used by a Boot Services Driver to allocate pool memory.
///
EfiBootServicesData,
///
/// The code portions of a loaded Runtime Services Driver.
///
EfiRuntimeServicesCode,
///
/// The data portions of a loaded Runtime Services Driver and the default
/// data allocation type used by a Runtime Services Driver to allocate pool memory.
///
EfiRuntimeServicesData,
///
/// Free (unallocated) memory.
///
EfiConventionalMemory,
///
/// Memory in which errors have been detected.
///
EfiUnusableMemory,
///
/// Memory that holds the ACPI tables.
///
EfiACPIReclaimMemory,
///
/// Address space reserved for use by the firmware.
///
EfiACPIMemoryNVS,
///
/// Used by system firmware to request that a memory-mapped IO region
/// be mapped by the OS to a virtual address so it can be accessed by EFI runtime services.
///
EfiMemoryMappedIO,
///
/// System memory-mapped IO region that is used to translate memory
/// cycles to IO cycles by the processor.
///
EfiMemoryMappedIOPortSpace,
///
/// Address space reserved by the firmware for code that is part of the processor.
///
EfiPalCode,
///
/// A memory region that operates as EfiConventionalMemory,
/// however it happens to also support byte-addressable non-volatility.
///
EfiPersistentMemory,
EfiMaxMemoryType
} EFI_MEMORY_TYPE;

///
/// Enumeration of reset types.
///
typedef enum {
///
/// Used to induce a system-wide reset. This sets all circuitry within the
/// system to its initial state. This type of reset is asynchronous to system
/// operation and operates withgout regard to cycle boundaries. EfiColdReset
/// is tantamount to a system power cycle.
///
EfiResetCold,
///
/// Used to induce a system-wide initialization. The processors are set to their
/// initial state, and pending cycles are not corrupted. If the system does
/// not support this reset type, then an EfiResetCold must be performed.
///
EfiResetWarm,
///
/// Used to induce an entry into a power state equivalent to the ACPI G2/S5 or G3
/// state. If the system does not support this reset type, then when the system
/// is rebooted, it should exhibit the EfiResetCold attributes.
///
EfiResetShutdown,
///
/// Used to induce a system-wide reset. The exact type of the reset is defined by
/// the EFI_GUID that follows the Null-terminated Unicode string passed into
/// ResetData. If the platform does not recognize the EFI_GUID in ResetData the
/// platform must pick a supported reset type to perform. The platform may
/// optionally log the parameters from any non-normal reset that occurs.
///
EfiResetPlatformSpecific
} EFI_RESET_TYPE;

///
/// Data structure that precedes all of the standard EFI table types.
///
typedef struct {
///
/// A 64-bit signature that identifies the type of table that follows.
/// Unique signatures have been generated for the EFI System Table,
/// the EFI Boot Services Table, and the EFI Runtime Services Table.
///
UINT64 Signature;
///
/// The revision of the EFI Specification to which this table
/// conforms. The upper 16 bits of this field contain the major
/// revision value, and the lower 16 bits contain the minor revision
/// value. The minor revision values are limited to the range of 00..99.
///
UINT32 Revision;
///
/// The size, in bytes, of the entire table including the EFI_TABLE_HEADER.
///
UINT32 HeaderSize;
///
/// The 32-bit CRC for the entire table. This value is computed by
/// setting this field to 0, and computing the 32-bit CRC for HeaderSize bytes.
///
UINT32 CRC32;
///
/// Reserved field that must be set to 0.
///
UINT32 Reserved;
} EFI_TABLE_HEADER;

///
/// AuthInfo is a WIN_CERTIFICATE using the wCertificateType
/// WIN_CERTIFICATE_UEFI_GUID and the CertType
/// EFI_CERT_TYPE_RSA2048_SHA256_GUID. If the attribute specifies
/// authenticated access, then the Data buffer should begin with an
/// authentication descriptor prior to the data payload and DataSize
/// should reflect the the data.and descriptor size. The caller
/// shall digest the Monotonic Count value and the associated data
/// for the variable update using the SHA-256 1-way hash algorithm.
/// The ensuing the 32-byte digest will be signed using the private
/// key associated w/ the public/private 2048-bit RSA key-pair. The
/// WIN_CERTIFICATE shall be used to describe the signature of the
/// Variable data *Data. In addition, the signature will also
/// include the MonotonicCount value to guard against replay attacks.
///
typedef struct {
///
/// Included in the signature of
/// AuthInfo.Used to ensure freshness/no
/// replay. Incremented during each
/// "Write" access.
///
UINT64 MonotonicCount;
///
/// Provides the authorization for the variable
/// access. It is a signature across the
/// variable data and the Monotonic Count
/// value. Caller uses Private key that is
/// associated with a public key that has been
/// provisioned via the key exchange.
///
WIN_CERTIFICATE_UEFI_GUID AuthInfo;
} EFI_VARIABLE_AUTHENTICATION;

///
/// When the attribute EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS is
/// set, then the Data buffer shall begin with an instance of a complete (and serialized)
/// EFI_VARIABLE_AUTHENTICATION_2 descriptor. The descriptor shall be followed by the new
/// variable value and DataSize shall reflect the combined size of the descriptor and the new
/// variable value. The authentication descriptor is not part of the variable data and is not
/// returned by subsequent calls to GetVariable().
///
typedef struct {
///
/// For the TimeStamp value, components Pad1, Nanosecond, TimeZone, Daylight and
/// Pad2 shall be set to 0. This means that the time shall always be expressed in GMT.
///
EFI_TIME TimeStamp;
///
/// Only a CertType of EFI_CERT_TYPE_PKCS7_GUID is accepted.
///
WIN_CERTIFICATE_UEFI_GUID AuthInfo;
} EFI_VARIABLE_AUTHENTICATION_2;
#endif // VFRCOMPILE

#endif