PciBus.h revision 4fd606d1f5abe38e1f42c38de1d2e895166bd0f4
/** @file
Header files and data structures needed by PCI Bus module.
Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef _EFI_PCI_BUS_H_
#define _EFI_PCI_BUS_H_
#include <PiDxe.h>
#include <Protocol/LoadedImage.h>
#include <Protocol/PciHostBridgeResourceAllocation.h>
#include <Protocol/LoadFile2.h>
#include <Protocol/PciRootBridgeIo.h>
#include <Protocol/PciHotPlugRequest.h>
#include <Protocol/DevicePath.h>
#include <Protocol/PciPlatform.h>
#include <Protocol/PciHotPlugInit.h>
#include <Protocol/Decompress.h>
#include <Protocol/BusSpecificDriverOverride.h>
#include <Protocol/IncompatiblePciDeviceSupport.h>
#include <Protocol/PciOverride.h>
#include <Protocol/PciEnumerationComplete.h>
#include <Protocol/DevicePathToText.h>
#include <Library/DebugLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/BaseMemoryLib.h>
#include <Library/ReportStatusCodeLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/DevicePathLib.h>
#include <Library/PeCoffLib.h>
#include <IndustryStandard/Pci.h>
#include <IndustryStandard/PeImage.h>
#include <IndustryStandard/Acpi.h>
typedef struct _PCI_IO_DEVICE PCI_IO_DEVICE;
#define EFI_PCI_RID(Bus, Device, Function) (((UINT32)Bus << 8) + ((UINT32)Device << 3) + (UINT32)Function)
#define EFI_PCI_IOV_POLICY_ARI 0x0001
#define EFI_PCI_IOV_POLICY_SRIOV 0x0002
#define EFI_PCI_IOV_POLICY_MRIOV 0x0004
typedef enum {
PciBarTypeUnknown = 0,
} PCI_BAR_TYPE;
#include "ComponentName.h"
#include "PciIo.h"
#include "PciCommand.h"
#include "PciDeviceSupport.h"
#include "PciEnumerator.h"
#include "PciEnumeratorSupport.h"
#include "PciDriverOverride.h"
#include "PciRomTable.h"
#include "PciOptionRomSupport.h"
#include "PciPowerManagement.h"
#include "PciHotPlugSupport.h"
#include "PciLib.h"
#define VGABASE1 0x3B0
#define VGALIMIT1 0x3BB
#define VGABASE2 0x3C0
#define VGALIMIT2 0x3DF
#define ISABASE 0x100
#define ISALIMIT 0x3FF
//
// PCI BAR parameters
//
struct _PCI_BAR {
};
//
// defined in PCI Card Specification, 8.0
//
#define PCI_CARD_MEMORY_BASE_0 0x1C
#define PCI_CARD_MEMORY_LIMIT_0 0x20
#define PCI_CARD_MEMORY_BASE_1 0x24
#define PCI_CARD_MEMORY_LIMIT_1 0x28
#define PCI_CARD_IO_BASE_0_LOWER 0x2C
#define PCI_CARD_IO_BASE_0_UPPER 0x2E
#define PCI_CARD_IO_LIMIT_0_LOWER 0x30
#define PCI_CARD_IO_LIMIT_0_UPPER 0x32
#define PCI_CARD_IO_BASE_1_LOWER 0x34
#define PCI_CARD_IO_BASE_1_UPPER 0x36
#define PCI_CARD_IO_LIMIT_1_LOWER 0x38
#define PCI_CARD_IO_LIMIT_1_UPPER 0x3A
#define PCI_CARD_BRIDGE_CONTROL 0x3E
#define RB_IO_RANGE 1
#define RB_MEM32_RANGE 2
#define RB_PMEM32_RANGE 3
#define RB_MEM64_RANGE 4
#define RB_PMEM64_RANGE 5
#define PPB_BAR_0 0
#define PPB_BAR_1 1
#define PPB_IO_RANGE 2
#define PPB_MEM32_RANGE 3
#define PPB_PMEM32_RANGE 4
#define PPB_PMEM64_RANGE 5
#define PPB_MEM64_RANGE 0xFF
#define P2C_BAR_0 0
#define P2C_MEM_1 1
#define P2C_MEM_2 2
#define P2C_IO_1 3
#define P2C_IO_2 4
#define EFI_BRIDGE_IO32_DECODE_SUPPORTED 0x0001
#define EFI_BRIDGE_PMEM32_DECODE_SUPPORTED 0x0002
#define EFI_BRIDGE_PMEM64_DECODE_SUPPORTED 0x0004
#define EFI_BRIDGE_IO16_DECODE_SUPPORTED 0x0008
#define EFI_BRIDGE_PMEM_MEM_COMBINE_SUPPORTED 0x0010
#define EFI_BRIDGE_MEM64_DECODE_SUPPORTED 0x0020
#define EFI_BRIDGE_MEM32_DECODE_SUPPORTED 0x0040
#define PCI_MAX_HOST_BRIDGE_NUM 0x0010
//
// Define option for attribute
//
#define EFI_SET_SUPPORTS 0
#define EFI_SET_ATTRIBUTES 1
struct _PCI_IO_DEVICE {
//
// PCI configuration space header type
//
//
// Bus number, Device number, Function number
//
//
// BAR for this PCI Device
//
//
// The bridge device this pci device is subject to
//
//
// A linked list for children Pci Device if it is bridge device
//
//
// TURE if the PCI bus driver creates the handle for this PCI device
//
//
// TRUE if the PCI bus driver successfully allocates the resource required by
// this PCI device
//
//
// The attribute this PCI device currently set
//
//
// The attributes this PCI device actually supports
//
//
// The resource decode the bridge supports
//
//
// TRUE if the ROM image is from the PCI Option ROM BAR
//
//
// The OptionRom Size
//
//
// The OptionRom Size
//
//
// TRUE if all OpROM (in device or in platform specific position) have been processed
//
//
// TRUE if there is any EFI driver in the OptionRom
//
//
// A list tracking reserved resource on a bridge device
//
//
// A list tracking image handle of platform specific overriding driver
//
//
// Bus number ranges for a PCI Root Bridge device
//
//
// For SR-IOV
//
//
// Per PCI to PCI Bridge spec, I/O window is 4K aligned,
// but some chipsets support non-stardard I/O window aligments less than 4K.
// This field is used to support this case.
//
};
#define PCI_IO_DEVICE_FROM_PCI_IO_THIS(a) \
#define PCI_IO_DEVICE_FROM_PCI_DRIVER_OVERRIDE_THIS(a) \
#define PCI_IO_DEVICE_FROM_LINK(a) \
#define PCI_IO_DEVICE_FROM_LOAD_FILE2_THIS(a) \
//
// Global Variables
//
extern BOOLEAN gFullEnumeration;
extern UINTN gPciHostBridgeNumber;
extern BOOLEAN mReserveIsaAliases;
extern BOOLEAN mReserveVgaAliases;
/**
Macro that checks whether device is a GFX device.
@param _p Specified device.
@retval TRUE Device is a a GFX device.
@retval FALSE Device is not a a GFX device.
**/
/**
Test to see if this driver supports ControllerHandle. Any ControllerHandle
than contains a gEfiPciRootBridgeIoProtocolGuid protocol can be supported.
@param This Protocol instance pointer.
@param Controller Handle of device to test.
@param RemainingDevicePath Optional parameter use to pick a specific child.
device to start.
@retval EFI_SUCCESS This driver supports this device.
@retval EFI_ALREADY_STARTED This driver is already running on this device.
@retval other This driver does not support this device.
**/
);
/**
Start this driver on ControllerHandle and enumerate Pci bus and start
all device under PCI bus.
@param This Protocol instance pointer.
@param Controller Handle of device to bind driver to.
@param RemainingDevicePath Optional parameter use to pick a specific child.
device to start.
@retval EFI_SUCCESS This driver is added to ControllerHandle.
@retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.
@retval other This driver does not support this device.
**/
);
/**
Stop this driver on ControllerHandle. Support stoping any child handles
created by this driver.
@param This Protocol instance pointer.
@param Controller Handle of device to stop driver on.
@param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
children is zero stop the entire bus driver.
@param ChildHandleBuffer List of Child Handles to Stop.
@retval EFI_SUCCESS This driver is removed ControllerHandle.
@retval other This driver was not removed from this device.
**/
);
#endif