/** @file
  The definition for iSCSI Boot Firmware Table, it's defined in Microsoft's
  iSCSI Boot Firmware Table(iBFT) as Defined in ACPI 3.0b Specification.

  Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
  SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#ifndef _ISCSI_BOOT_FIRMWARE_TABLE_H_
#define _ISCSI_BOOT_FIRMWARE_TABLE_H_

#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_REVISION             0x01
#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_STRUCTURE_ALIGNMENT  8

///
/// Structure Type/ID
///
#define  EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_RESERVED_STRUCTURE_ID     0
#define  EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_CONTROL_STRUCTURE_ID      1
#define  EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_INITIATOR_STRUCTURE_ID    2
#define  EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE_ID          3
#define  EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_ID       4
#define  EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_EXTERNSIONS_STRUCTURE_ID  5

///
/// from the definition of IP_PREFIX_ORIGIN Enumeration in MSDN,
/// not defined in Microsoft iBFT document.
///
typedef enum {
  IpPrefixOriginOther = 0,
  IpPrefixOriginManual,
  IpPrefixOriginWellKnown,
  IpPrefixOriginDhcp,
  IpPrefixOriginRouterAdvertisement,
  IpPrefixOriginUnchanged = 16
} IP_PREFIX_VALUE;

#pragma pack(1)

///
/// iBF Table Header
///
typedef struct {
  UINT32    Signature;
  UINT32    Length;
  UINT8     Revision;
  UINT8     Checksum;
  UINT8     OemId[6];
  UINT64    OemTableId;
  UINT8     Reserved[24];
} EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_HEADER;

///
/// Common Header of Boot Firmware Table Structure
///
typedef struct {
  UINT8     StructureId;
  UINT8     Version;
  UINT16    Length;
  UINT8     Index;
  UINT8     Flags;
} EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_STRUCTURE_HEADER;

///
/// Control Structure
///
typedef struct {
  EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_STRUCTURE_HEADER    Header;
  UINT16                                                 Extensions;
  UINT16                                                 InitiatorOffset;
  UINT16                                                 NIC0Offset;
  UINT16                                                 Target0Offset;
  UINT16                                                 NIC1Offset;
  UINT16                                                 Target1Offset;
} EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_CONTROL_STRUCTURE;

#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_CONTROL_STRUCTURE_VERSION  0x1

#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_CONTROL_STRUCTURE_FLAG_BOOT_FAILOVER  BIT0

///
/// Initiator Structure
///
typedef struct {
  EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_STRUCTURE_HEADER    Header;
  EFI_IPv6_ADDRESS                                       ISnsServer;
  EFI_IPv6_ADDRESS                                       SlpServer;
  EFI_IPv6_ADDRESS                                       PrimaryRadiusServer;
  EFI_IPv6_ADDRESS                                       SecondaryRadiusServer;
  UINT16                                                 IScsiNameLength;
  UINT16                                                 IScsiNameOffset;
} EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_INITIATOR_STRUCTURE;

#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_INITIATOR_STRUCTURE_VERSION  0x1

#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_INITIATOR_STRUCTURE_FLAG_BLOCK_VALID    BIT0
#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_INITIATOR_STRUCTURE_FLAG_BOOT_SELECTED  BIT1

///
/// NIC Structure
///
typedef struct {
  EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_STRUCTURE_HEADER    Header;
  EFI_IPv6_ADDRESS                                       Ip;
  UINT8                                                  SubnetMaskPrefixLength;
  UINT8                                                  Origin;
  EFI_IPv6_ADDRESS                                       Gateway;
  EFI_IPv6_ADDRESS                                       PrimaryDns;
  EFI_IPv6_ADDRESS                                       SecondaryDns;
  EFI_IPv6_ADDRESS                                       DhcpServer;
  UINT16                                                 VLanTag;
  UINT8                                                  Mac[6];
  UINT16                                                 PciLocation;
  UINT16                                                 HostNameLength;
  UINT16                                                 HostNameOffset;
} EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE;

#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE_VERSION  0x1

#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE_FLAG_BLOCK_VALID    BIT0
#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE_FLAG_BOOT_SELECTED  BIT1
#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE_FLAG_GLOBAL         BIT2

///
/// Target Structure
///
typedef struct {
  EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_STRUCTURE_HEADER    Header;
  EFI_IPv6_ADDRESS                                       Ip;
  UINT16                                                 Port;
  UINT8                                                  BootLun[8];
  UINT8                                                  CHAPType;
  UINT8                                                  NicIndex;
  UINT16                                                 IScsiNameLength;
  UINT16                                                 IScsiNameOffset;
  UINT16                                                 CHAPNameLength;
  UINT16                                                 CHAPNameOffset;
  UINT16                                                 CHAPSecretLength;
  UINT16                                                 CHAPSecretOffset;
  UINT16                                                 ReverseCHAPNameLength;
  UINT16                                                 ReverseCHAPNameOffset;
  UINT16                                                 ReverseCHAPSecretLength;
  UINT16                                                 ReverseCHAPSecretOffset;
} EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE;

#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_VERSION  0x1

#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_FLAG_BLOCK_VALID    BIT0
#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_FLAG_BOOT_SELECTED  BIT1
#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_FLAG_RADIUS_CHAP    BIT2
#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_FLAG_RADIUS_RCHAP   BIT3

#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_CHAP_TYPE_NO_CHAP      0
#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_CHAP_TYPE_CHAP         1
#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_CHAP_TYPE_MUTUAL_CHAP  2

#pragma pack()

#endif