ShellPkg/Library/UefiShellDebug1CommandsLib/Pci.h

   1 /** @file
   2   Header file for Pci shell Debug1 function.
   3
   4   Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
   5   Copyright (c) 2005 - 2017, Intel Corporation. All rights reserved.<BR>
   6   This program and the accompanying materials
   7   are licensed and made available under the terms and conditions of the BSD License
   8   which accompanies this distribution.  The full text of the license may be found at
   9   http://opensource.org/licenses/bsd-license.php
  10
  11   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13
  14 **/
  15
  16 #ifndef _EFI_SHELL_PCI_H_
  17 #define _EFI_SHELL_PCI_H_
  18
  19 typedef enum {
  20   PciDevice,
  21   PciP2pBridge,
  22   PciCardBusBridge,
  23   PciUndefined
  24 } PCI_HEADER_TYPE;
  25
  26 #define INDEX_OF(Field)                               ((UINT8 *) (Field) - (UINT8 *) mConfigSpace)
  27
  28 #define IS_PCIE_ENDPOINT(DevicePortType) \
  29     ((DevicePortType) == PCIE_DEVICE_PORT_TYPE_PCIE_ENDPOINT || \
  30      (DevicePortType) == PCIE_DEVICE_PORT_TYPE_LEGACY_PCIE_ENDPOINT || \
  31      (DevicePortType) == PCIE_DEVICE_PORT_TYPE_ROOT_COMPLEX_INTEGRATED_ENDPOINT)
  32
  33 #define IS_PCIE_SWITCH(DevicePortType) \
  34     ((DevicePortType == PCIE_DEVICE_PORT_TYPE_UPSTREAM_PORT) || \
  35      (DevicePortType == PCIE_DEVICE_PORT_TYPE_DOWNSTREAM_PORT))
  36
  37 #pragma pack(1)
  38 //
  39 // Data region after PCI configuration header(for cardbus bridge)
  40 //
  41 typedef struct {
  42   UINT16  SubVendorId;  // Subsystem Vendor ID
  43   UINT16  SubSystemId;  // Subsystem ID
  44   UINT32  LegacyBase;   // Optional 16-Bit PC Card Legacy
  45   // Mode Base Address
  46   //
  47   UINT32  Data[46];
  48 } PCI_CARDBUS_DATA;
  49
  50 typedef union {
  51   PCI_DEVICE_HEADER_TYPE_REGION Device;
  52   PCI_BRIDGE_CONTROL_REGISTER   Bridge;
  53   PCI_CARDBUS_CONTROL_REGISTER  CardBus;
  54 } NON_COMMON_UNION;
  55
  56 typedef struct {
  57   PCI_DEVICE_INDEPENDENT_REGION Common;
  58   NON_COMMON_UNION              NonCommon;
  59   UINT32                        Data[48];
  60 } PCI_CONFIG_SPACE;
  61
  62 #pragma pack()
  63
  64 #endif // _PCI_H_