MdePkg/Include/IndustryStandard/Pci23.h

   1 /** @file
   2   Support for PCI 2.3 standard.
   3
   4   Copyright (c) 2006 - 2008, Intel Corporation
   5   All rights reserved. This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15 #ifndef _PCI23_H_
  16 #define _PCI23_H_
  17
  18 #include <IndustryStandard/Pci22.h>
  19
  20 ///
  21 /// Definitions of PCI class bytes and manipulation macros.
  22 ///
  23 #define PCI_IF_EHCI                   0x20
  24
  25 ///
  26 /// defined in PCI Express Spec.
  27 ///
  28 #define PCI_EXP_MAX_CONFIG_OFFSET     0x1000
  29
  30 ///
  31 /// PCI Capability List IDs and records
  32 ///
  33 #define EFI_PCI_CAPABILITY_ID_PCIX    0x07
  34
  35 #pragma pack(1)
  36 ///
  37 /// PCI-X Capabilities List,
  38 /// Section 7.2, PCI-X Addendum to the PCI Local Bus Specification, Revision 1.0b
  39 ///
  40 typedef struct {
  41   EFI_PCI_CAPABILITY_HDR  Hdr;
  42   UINT16                  CommandReg;
  43   UINT32                  StatusReg;
  44 } EFI_PCI_CAPABILITY_PCIX;
  45
  46 ///
  47 /// PCI-X Bridge Capabilities List,
  48 /// Section 8.6.2, PCI-X Addendum to the PCI Local Bus Specification, Revision 1.0b
  49 ///
  50 typedef struct {
  51   EFI_PCI_CAPABILITY_HDR  Hdr;
  52   UINT16                  SecStatusReg;
  53   UINT32                  StatusReg;
  54   UINT32                  SplitTransCtrlRegUp;
  55   UINT32                  SplitTransCtrlRegDn;
  56 } EFI_PCI_CAPABILITY_PCIX_BRDG;
  57
  58 #pragma pack()
  59
  60 #define PCI_CODE_TYPE_EFI_IMAGE       0x03
  61
  62 #endif