| /*++ | |
| Copyright (c) 2005 - 2007, Intel Corporation | |
| All rights reserved. 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 | |
| http://opensource.org/licenses/bsd-license.php | |
| THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
| WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
| Module Name: | |
| PciBus.h | |
| Abstract: | |
| PCI Bus Driver | |
| Revision History | |
| --*/ | |
| #ifndef _EFI_PCI_BUS_H | |
| #define _EFI_PCI_BUS_H | |
| #include <PiDxe.h> | |
| #include <Protocol/PciIo.h> | |
| #include <Protocol/PciRootBridgeIo.h> | |
| #include <Protocol/DevicePath.h> | |
| #include <Protocol/Decompress.h> | |
| #include <Protocol/UgaIo.h> | |
| #include <Protocol/LoadedImage.h> | |
| #include <Protocol/BusSpecificDriverOverride.h> | |
| #include <Guid/PciOptionRomTable.h> | |
| #include <IndustryStandard/Pci.h> | |
| #include <IndustryStandard/Acpi.h> | |
| #include <IndustryStandard/PeImage.h> | |
| #include <Library/DebugLib.h> | |
| #include <Library/UefiDriverEntryPoint.h> | |
| #include <Library/BaseLib.h> | |
| #include <Library/UefiLib.h> | |
| #include <Library/BaseMemoryLib.h> | |
| #include <Library/ReportStatusCodeLib.h> | |
| #include <Library/MemoryAllocationLib.h> | |
| #include <Library/UefiBootServicesTableLib.h> | |
| #include <Library/DevicePathLib.h> | |
| #include <Library/PcdLib.h> | |
| #include <Library/PeCoffLib.h> | |
| // | |
| // Driver Produced Protocol Prototypes | |
| // | |
| #define VGABASE1 0x3B0 | |
| #define VGALIMIT1 0x3BB | |
| #define VGABASE2 0x3C0 | |
| #define VGALIMIT2 0x3DF | |
| #define ISABASE 0x100 | |
| #define ISALIMIT 0x3FF | |
| typedef enum { | |
| PciBarTypeUnknown = 0, | |
| PciBarTypeIo16, | |
| PciBarTypeIo32, | |
| PciBarTypeMem32, | |
| PciBarTypePMem32, | |
| PciBarTypeMem64, | |
| PciBarTypePMem64, | |
| PciBarTypeIo, | |
| PciBarTypeMem, | |
| PciBarTypeMaxType | |
| } PCI_BAR_TYPE; | |
| typedef struct { | |
| UINT64 BaseAddress; | |
| UINT64 Length; | |
| UINT64 Alignment; | |
| PCI_BAR_TYPE BarType; | |
| BOOLEAN Prefetchable; | |
| UINT8 MemType; | |
| UINT8 Offset; | |
| } PCI_BAR; | |
| #define PCI_IO_DEVICE_SIGNATURE SIGNATURE_32 ('p','c','i','o') | |
| #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 | |
| typedef struct _PCI_IO_DEVICE { | |
| UINT32 Signature; | |
| EFI_HANDLE Handle; | |
| EFI_PCI_IO_PROTOCOL PciIo; | |
| LIST_ENTRY Link; | |
| EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL PciDriverOverride; | |
| EFI_DEVICE_PATH_PROTOCOL *DevicePath; | |
| EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *PciRootBridgeIo; | |
| // | |
| // PCI configuration space header type | |
| // | |
| PCI_TYPE00 Pci; | |
| // | |
| // Bus number, Device number, Function number | |
| // | |
| UINT8 BusNumber; | |
| UINT8 DeviceNumber; | |
| UINT8 FunctionNumber; | |
| // | |
| // BAR for this PCI Device | |
| // | |
| PCI_BAR PciBar[PCI_MAX_BAR]; | |
| // | |
| // The bridge device this pci device is subject to | |
| // | |
| struct _PCI_IO_DEVICE *Parent; | |
| // | |
| // A linked list for children Pci Device if it is bridge device | |
| // | |
| LIST_ENTRY ChildList; | |
| // | |
| // TURE if the PCI bus driver creates the handle for this PCI device | |
| // | |
| BOOLEAN Registered; | |
| // | |
| // TRUE if the PCI bus driver successfully allocates the resource required by | |
| // this PCI device | |
| // | |
| BOOLEAN Allocated; | |
| // | |
| // The attribute this PCI device currently set | |
| // | |
| UINT64 Attributes; | |
| // | |
| // The attributes this PCI device actually supports | |
| // | |
| UINT64 Supports; | |
| // | |
| // The resource decode the bridge supports | |
| // | |
| UINT32 Decodes; | |
| // | |
| // The OptionRom Size | |
| // | |
| UINT64 RomSize; | |
| // | |
| // TRUE if there is any EFI driver in the OptionRom | |
| // | |
| BOOLEAN BusOverride; | |
| // | |
| // A list tracking reserved resource on a bridge device | |
| // | |
| LIST_ENTRY ReservedResourceList; | |
| // | |
| // A list tracking image handle of platform specific overriding driver | |
| // | |
| LIST_ENTRY OptionRomDriverList; | |
| BOOLEAN IsPciExp; | |
| } PCI_IO_DEVICE; | |
| #define PCI_IO_DEVICE_FROM_PCI_IO_THIS(a) \ | |
| CR (a, PCI_IO_DEVICE, PciIo, PCI_IO_DEVICE_SIGNATURE) | |
| #define PCI_IO_DEVICE_FROM_PCI_DRIVER_OVERRIDE_THIS(a) \ | |
| CR (a, PCI_IO_DEVICE, PciDriverOverride, PCI_IO_DEVICE_SIGNATURE) | |
| #define PCI_IO_DEVICE_FROM_LINK(a) \ | |
| CR (a, PCI_IO_DEVICE, Link, PCI_IO_DEVICE_SIGNATURE) | |
| // | |
| // Global Variables | |
| // | |
| extern EFI_COMPONENT_NAME_PROTOCOL gPciBusComponentName; | |
| extern EFI_COMPONENT_NAME2_PROTOCOL gPciBusComponentName2; | |
| extern EFI_DRIVER_BINDING_PROTOCOL gPciBusDriverBinding; | |
| extern BOOLEAN gFullEnumeration; | |
| extern UINT64 gAllOne; | |
| extern UINT64 gAllZero; | |
| #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" | |
| #define IS_ISA_BRIDGE(_p) IS_CLASS2 (_p, PCI_CLASS_BRIDGE, PCI_CLASS_BRIDGE_ISA) | |
| #define IS_INTEL_ISA_BRIDGE(_p) (IS_CLASS2 (_p, PCI_CLASS_BRIDGE, PCI_CLASS_BRIDGE_ISA_PDECODE) && ((_p)->Hdr.VendorId == 0x8086) && ((_p)->Hdr.DeviceId == 0x7110)) | |
| #define IS_PCI_GFX(_p) IS_CLASS2 (_p, PCI_CLASS_DISPLAY, PCI_CLASS_DISPLAY_OTHER) | |
| #endif |