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https://github.com/acidanthera/audk.git
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31bbf49fa7
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4844 6f19259b-4bc3-4df7-8a09-765794883524
296 lines
8.7 KiB
C
296 lines
8.7 KiB
C
/**@file
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Copyright (c) 2006, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _EFI_PCI_BUS_H
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#define _EFI_PCI_BUS_H
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#include <FrameworkDxe.h>
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#include <Protocol/LoadedImage.h>
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#include <Protocol/PciHostBridgeResourceAllocation.h>
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#include <Protocol/PciIo.h>
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#include <Guid/PciHotplugDevice.h>
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#include <Protocol/PciRootBridgeIo.h>
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#include <Protocol/PciHotPlugRequest.h>
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#include <Protocol/DevicePath.h>
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#include <Protocol/PciPlatform.h>
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#include <Protocol/PciHotPlugInit.h>
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#include <Protocol/Decompress.h>
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#include <Guid/PciOptionRomTable.h>
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#include <Protocol/BusSpecificDriverOverride.h>
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#include <Protocol/UgaIo.h>
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#include <Protocol/IncompatiblePciDeviceSupport.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/BaseLib.h>
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#include <Library/UefiLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/ReportStatusCodeLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/DevicePathLib.h>
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#include <Library/PcdLib.h>
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#include <Library/PciIncompatibleDeviceSupportLib.h>
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#include <IndustryStandard/Pci23.h>
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#include <IndustryStandard/PeImage.h>
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#include <IndustryStandard/Acpi.h>
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#include "ComponentName.h"
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//
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// Driver Produced Protocol Prototypes
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//
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#define VGABASE1 0x3B0
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#define VGALIMIT1 0x3BB
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#define VGABASE2 0x3C0
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#define VGALIMIT2 0x3DF
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#define ISABASE 0x100
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#define ISALIMIT 0x3FF
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typedef enum {
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PciBarTypeUnknown = 0,
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PciBarTypeIo16,
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PciBarTypeIo32,
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PciBarTypeMem32,
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PciBarTypePMem32,
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PciBarTypeMem64,
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PciBarTypePMem64,
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PciBarTypeIo,
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PciBarTypeMem,
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PciBarTypeMaxType
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} PCI_BAR_TYPE;
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typedef struct {
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UINT64 BaseAddress;
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UINT64 Length;
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UINT64 Alignment;
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PCI_BAR_TYPE BarType;
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BOOLEAN Prefetchable;
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UINT8 MemType;
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UINT8 Offset;
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} PCI_BAR;
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#define PPB_BAR_0 0
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#define PPB_BAR_1 1
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#define PPB_IO_RANGE 2
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#define PPB_MEM32_RANGE 3
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#define PPB_PMEM32_RANGE 4
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#define PPB_PMEM64_RANGE 5
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#define PPB_MEM64_RANGE 0xFF
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#define P2C_BAR_0 0
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#define P2C_MEM_1 1
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#define P2C_MEM_2 2
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#define P2C_IO_1 3
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#define P2C_IO_2 4
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#define PCI_IO_DEVICE_SIGNATURE EFI_SIGNATURE_32 ('p', 'c', 'i', 'o')
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#define EFI_BRIDGE_IO32_DECODE_SUPPORTED 0x0001
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#define EFI_BRIDGE_PMEM32_DECODE_SUPPORTED 0x0002
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#define EFI_BRIDGE_PMEM64_DECODE_SUPPORTED 0x0004
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#define EFI_BRIDGE_IO16_DECODE_SUPPORTED 0x0008
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#define EFI_BRIDGE_PMEM_MEM_COMBINE_SUPPORTED 0x0010
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#define EFI_BRIDGE_MEM64_DECODE_SUPPORTED 0x0020
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#define EFI_BRIDGE_MEM32_DECODE_SUPPORTED 0x0040
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#define EFI_BRIDGE_IOEN1K_DECODE_SUPPORTED 0x0080
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#define PCI_MAX_HOST_BRIDGE_NUM 0x0010
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//
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// Define resource status constant
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//
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#define EFI_RESOURCE_NONEXISTENT 0xFFFFFFFFFFFFFFFFULL
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#define EFI_RESOURCE_LESS 0xFFFFFFFFFFFFFFFEULL
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#define EFI_RESOURCE_SATISFIED 0x0000000000000000ULL
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//
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// Define option for attribute
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//
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#define EFI_SET_SUPPORTS 0
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#define EFI_SET_ATTRIBUTES 1
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typedef struct _PCI_IO_DEVICE {
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UINT32 Signature;
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EFI_HANDLE Handle;
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EFI_PCI_IO_PROTOCOL PciIo;
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LIST_ENTRY Link;
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EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL PciDriverOverride;
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EFI_DEVICE_PATH_PROTOCOL *DevicePath;
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EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *PciRootBridgeIo;
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//
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// PCI configuration space header type
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//
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PCI_TYPE00 Pci;
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//
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// Bus number, Device number, Function number
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//
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UINT8 BusNumber;
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UINT8 DeviceNumber;
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UINT8 FunctionNumber;
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//
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// BAR for this PCI Device
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//
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PCI_BAR PciBar[PCI_MAX_BAR];
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//
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// The bridge device this pci device is subject to
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//
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struct _PCI_IO_DEVICE *Parent;
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//
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// A linked list for children Pci Device if it is bridge device
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//
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LIST_ENTRY ChildList;
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//
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// TURE if the PCI bus driver creates the handle for this PCI device
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//
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BOOLEAN Registered;
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//
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// TRUE if the PCI bus driver successfully allocates the resource required by
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// this PCI device
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//
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BOOLEAN Allocated;
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//
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// The attribute this PCI device currently set
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//
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UINT64 Attributes;
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//
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// The attributes this PCI device actually supports
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//
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UINT64 Supports;
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//
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// The resource decode the bridge supports
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//
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UINT32 Decodes;
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//
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// The OptionRom Size
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//
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UINT64 RomSize;
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//
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// The OptionRom Size
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//
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UINT64 RomBase;
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//
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// TRUE if all OpROM (in device or in platform specific position) have been processed
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//
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BOOLEAN AllOpRomProcessed;
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//
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// TRUE if there is any EFI driver in the OptionRom
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//
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BOOLEAN BusOverride;
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//
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// A list tracking reserved resource on a bridge device
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//
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LIST_ENTRY ReservedResourceList;
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//
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// A list tracking image handle of platform specific overriding driver
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//
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LIST_ENTRY OptionRomDriverList;
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EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *ResourcePaddingDescriptors;
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EFI_HPC_PADDING_ATTRIBUTES PaddingAttributes;
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BOOLEAN IsPciExp;
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} PCI_IO_DEVICE;
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#define PCI_IO_DEVICE_FROM_PCI_IO_THIS(a) \
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CR (a, PCI_IO_DEVICE, PciIo, PCI_IO_DEVICE_SIGNATURE)
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#define PCI_IO_DEVICE_FROM_PCI_DRIVER_OVERRIDE_THIS(a) \
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CR (a, PCI_IO_DEVICE, PciDriverOverride, PCI_IO_DEVICE_SIGNATURE)
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#define PCI_IO_DEVICE_FROM_LINK(a) \
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CR (a, PCI_IO_DEVICE, Link, PCI_IO_DEVICE_SIGNATURE)
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//
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// Global Variables
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//
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extern EFI_INCOMPATIBLE_PCI_DEVICE_SUPPORT_PROTOCOL *gEfiIncompatiblePciDeviceSupport;
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extern EFI_DRIVER_BINDING_PROTOCOL gPciBusDriverBinding;
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extern EFI_COMPONENT_NAME_PROTOCOL gPciBusComponentName;
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extern EFI_COMPONENT_NAME2_PROTOCOL gPciBusComponentName2;
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extern LIST_ENTRY gPciDevicePool;
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extern BOOLEAN gFullEnumeration;
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extern UINTN gPciHostBridgeNumber;
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extern EFI_HANDLE gPciHostBrigeHandles[PCI_MAX_HOST_BRIDGE_NUM];
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extern UINT64 gAllOne;
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extern UINT64 gAllZero;
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extern EFI_PCI_PLATFORM_PROTOCOL *gPciPlatformProtocol;
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#include "PciIo.h"
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#include "PciCommand.h"
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#include "PciDeviceSupport.h"
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#include "PciEnumerator.h"
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#include "PciEnumeratorSupport.h"
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#include "PciDriverOverride.h"
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#include "PciRomTable.h"
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#include "PciOptionRomSupport.h"
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#include "PciPowerManagement.h"
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#include "PciHotPlugSupport.h"
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#include "PciLib.h"
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//
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// PCI Bus Support Function Prototypes
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//
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EFI_STATUS
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EFIAPI
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PciBusDriverBindingSupported (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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);
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EFI_STATUS
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EFIAPI
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PciBusDriverBindingStart (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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);
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EFI_STATUS
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EFIAPI
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PciBusDriverBindingStop (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN UINTN NumberOfChildren,
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IN EFI_HANDLE *ChildHandleBuffer
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);
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#endif
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