PciSegmentLib.h

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#ifndef __DXE_PCI_SEGMENT_LIB__
#define __DXE_PCI_SEGMENT_LIB__
 
#include <Protocol/PciRootBridgeIo.h>
 
#include <Library/PciSegmentLib.h>
#include <Library/BaseLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/DebugLib.h>
 
#include <IndustryStandard/Acpi.h>
 
typedef struct {
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL    *PciRootBridgeIo;
  UINT32                             SegmentNumber;
  UINT64                             MinBusNumber;
  UINT64                             MaxBusNumber;
} PCI_ROOT_BRIDGE_DATA;
 
#define ASSERT_INVALID_PCI_SEGMENT_ADDRESS(A, M) \
  ASSERT (((A) & (0xffff0000f0000000ULL | (M))) == 0)
 
#define PCI_TO_PCI_ROOT_BRIDGE_IO_ADDRESS(A) \
  ((((UINT32)(A) << 4) & 0xff000000) | (((UINT32)(A) >> 4) & 0x00000700) | (((UINT32)(A) << 1) & 0x001f0000) | (LShiftU64((A) & 0xfff, 32)))
 
#endif