PciRootBridgeIo.h

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#ifndef __PCI_ROOT_BRIDGE_IO_H__
#define __PCI_ROOT_BRIDGE_IO_H__
 
#include <Library/BaseLib.h>
 
#define EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_GUID \
  { \
    0x2f707ebb, 0x4a1a, 0x11d4, {0x9a, 0x38, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d } \
  }
 
typedef struct _EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL;
 
typedef enum {
  EfiPciWidthUint8,
  EfiPciWidthUint16,
  EfiPciWidthUint32,
  EfiPciWidthUint64,
  EfiPciWidthFifoUint8,
  EfiPciWidthFifoUint16,
  EfiPciWidthFifoUint32,
  EfiPciWidthFifoUint64,
  EfiPciWidthFillUint8,
  EfiPciWidthFillUint16,
  EfiPciWidthFillUint32,
  EfiPciWidthFillUint64,
  EfiPciWidthMaximum
} EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH;
 
typedef enum {
  EfiPciOperationBusMasterRead,
  EfiPciOperationBusMasterWrite,
  EfiPciOperationBusMasterCommonBuffer,
  EfiPciOperationBusMasterRead64,
  EfiPciOperationBusMasterWrite64,
  EfiPciOperationBusMasterCommonBuffer64,
  EfiPciOperationMaximum
} EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_OPERATION;
 
#define EFI_PCI_ATTRIBUTE_ISA_MOTHERBOARD_IO          0x0001
#define EFI_PCI_ATTRIBUTE_ISA_IO                      0x0002
#define EFI_PCI_ATTRIBUTE_VGA_PALETTE_IO              0x0004
#define EFI_PCI_ATTRIBUTE_VGA_MEMORY                  0x0008
#define EFI_PCI_ATTRIBUTE_VGA_IO                      0x0010
#define EFI_PCI_ATTRIBUTE_IDE_PRIMARY_IO              0x0020
#define EFI_PCI_ATTRIBUTE_IDE_SECONDARY_IO            0x0040
#define EFI_PCI_ATTRIBUTE_MEMORY_WRITE_COMBINE        0x0080
#define EFI_PCI_ATTRIBUTE_MEMORY_CACHED               0x0800
#define EFI_PCI_ATTRIBUTE_MEMORY_DISABLE              0x1000
#define EFI_PCI_ATTRIBUTE_DUAL_ADDRESS_CYCLE          0x8000
#define EFI_PCI_ATTRIBUTE_ISA_IO_16                   0x10000
#define EFI_PCI_ATTRIBUTE_VGA_PALETTE_IO_16           0x20000
#define EFI_PCI_ATTRIBUTE_VGA_IO_16                   0x40000
 
#define EFI_PCI_ATTRIBUTE_VALID_FOR_ALLOCATE_BUFFER   (EFI_PCI_ATTRIBUTE_MEMORY_WRITE_COMBINE | EFI_PCI_ATTRIBUTE_MEMORY_CACHED | EFI_PCI_ATTRIBUTE_DUAL_ADDRESS_CYCLE)
 
#define EFI_PCI_ATTRIBUTE_INVALID_FOR_ALLOCATE_BUFFER (~EFI_PCI_ATTRIBUTE_VALID_FOR_ALLOCATE_BUFFER)
 
#define EFI_PCI_ADDRESS(bus, dev, func, reg) \
  (UINT64) ( \
  (((UINTN) bus) << 24) | \
  (((UINTN) dev) << 16) | \
  (((UINTN) func) << 8) | \
  (((UINTN) (reg)) < 256 ? ((UINTN) (reg)) : (UINT64) (LShiftU64 ((UINT64) (reg), 32))))
 
typedef struct {
  UINT8   Register;
  UINT8   Function;
  UINT8   Device;
  UINT8   Bus;
  UINT32  ExtendedRegister;
} EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_PCI_ADDRESS;
 
typedef
EFI_STATUS
(EFIAPI *EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_POLL_IO_MEM)(
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL           *This,
  IN  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH    Width,
  IN  UINT64                                   Address,
  IN  UINT64                                   Mask,
  IN  UINT64                                   Value,
  IN  UINT64                                   Delay,
  OUT UINT64                                   *Result
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_IO_MEM)(
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL              *This,
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH    Width,
  IN     UINT64                                   Address,
  IN     UINTN                                    Count,
  IN OUT VOID                                     *Buffer
  );
 
typedef struct {
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_IO_MEM  Read;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_IO_MEM  Write;
} EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_ACCESS;
 
typedef
EFI_STATUS
(EFIAPI *EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_COPY_MEM)(
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL              *This,
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH    Width,
  IN     UINT64                                   DestAddress,
  IN     UINT64                                   SrcAddress,
  IN     UINTN                                    Count
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_MAP)(
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL                *This,
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_OPERATION  Operation,
  IN     VOID                                       *HostAddress,
  IN OUT UINTN                                      *NumberOfBytes,
  OUT    EFI_PHYSICAL_ADDRESS                       *DeviceAddress,
  OUT    VOID                                       **Mapping
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_UNMAP)(
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL           *This,
  IN  VOID                                     *Mapping
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_ALLOCATE_BUFFER)(
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL              *This,
  IN     EFI_ALLOCATE_TYPE                        Type,
  IN     EFI_MEMORY_TYPE                          MemoryType,
  IN     UINTN                                    Pages,
  IN OUT VOID                                     **HostAddress,
  IN     UINT64                                   Attributes
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_FREE_BUFFER)(
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL           *This,
  IN  UINTN                                    Pages,
  IN  VOID                                     *HostAddress
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_FLUSH)(
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL  *This
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_GET_ATTRIBUTES)(
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL           *This,
  OUT UINT64                                   *Supports,
  OUT UINT64                                   *Attributes
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_SET_ATTRIBUTES)(
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL              *This,
  IN     UINT64                                   Attributes,
  IN OUT UINT64                                   *ResourceBase,
  IN OUT UINT64                                   *ResourceLength
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_CONFIGURATION)(
  IN  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL          *This,
  OUT VOID                                     **Resources
  );
 
struct _EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL {
  EFI_HANDLE                                      ParentHandle;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_POLL_IO_MEM     PollMem;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_POLL_IO_MEM     PollIo;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_ACCESS          Mem;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_ACCESS          Io;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_ACCESS          Pci;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_COPY_MEM        CopyMem;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_MAP             Map;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_UNMAP           Unmap;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_ALLOCATE_BUFFER AllocateBuffer;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_FREE_BUFFER     FreeBuffer;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_FLUSH           Flush;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_GET_ATTRIBUTES  GetAttributes;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_SET_ATTRIBUTES  SetAttributes;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_CONFIGURATION   Configuration;
 
  UINT32                                          SegmentNumber;
};
 
extern EFI_GUID gEfiPciRootBridgeIoProtocolGuid;
 
#endif