Legacy8259.h

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#ifndef _EFI_LEGACY_8259_H_
#define _EFI_LEGACY_8259_H_
 
#define EFI_LEGACY_8259_PROTOCOL_GUID \
  { \
    0x38321dba, 0x4fe0, 0x4e17, {0x8a, 0xec, 0x41, 0x30, 0x55, 0xea, 0xed, 0xc1 } \
  }
 
typedef struct _EFI_LEGACY_8259_PROTOCOL EFI_LEGACY_8259_PROTOCOL;
 
typedef enum {
  Efi8259Irq0,
  Efi8259Irq1,
  Efi8259Irq2,
  Efi8259Irq3,
  Efi8259Irq4,
  Efi8259Irq5,
  Efi8259Irq6,
  Efi8259Irq7,
  Efi8259Irq8,
  Efi8259Irq9,
  Efi8259Irq10,
  Efi8259Irq11,
  Efi8259Irq12,
  Efi8259Irq13,
  Efi8259Irq14,
  Efi8259Irq15,
  Efi8259IrqMax
} EFI_8259_IRQ;
 
typedef enum {
  Efi8259LegacyMode,
  Efi8259ProtectedMode,
  Efi8259MaxMode
} EFI_8259_MODE;
 
typedef
EFI_STATUS
(EFIAPI *EFI_LEGACY_8259_SET_VECTOR_BASE)(
  IN EFI_LEGACY_8259_PROTOCOL           *This,
  IN  UINT8                             MasterBase,
  IN  UINT8                             SlaveBase
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_LEGACY_8259_GET_MASK)(
  IN EFI_LEGACY_8259_PROTOCOL           *This,
  OUT UINT16                            *LegacyMask  OPTIONAL,
  OUT UINT16                            *LegacyEdgeLevel  OPTIONAL,
  OUT UINT16                            *ProtectedMask  OPTIONAL,
  OUT UINT16                            *ProtectedEdgeLevel OPTIONAL
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_LEGACY_8259_SET_MASK)(
  IN EFI_LEGACY_8259_PROTOCOL           *This,
  IN  UINT16                            *LegacyMask  OPTIONAL,
  IN  UINT16                            *LegacyEdgeLevel  OPTIONAL,
  IN  UINT16                            *ProtectedMask  OPTIONAL,
  IN  UINT16                            *ProtectedEdgeLevel OPTIONAL
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_LEGACY_8259_SET_MODE)(
  IN EFI_LEGACY_8259_PROTOCOL         *This,
  IN  EFI_8259_MODE                   Mode,
  IN  UINT16                          *Mask  OPTIONAL,
  IN  UINT16                          *EdgeLevel OPTIONAL
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_LEGACY_8259_GET_VECTOR)(
  IN EFI_LEGACY_8259_PROTOCOL           *This,
  IN  EFI_8259_IRQ                      Irq,
  OUT UINT8                             *Vector
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_LEGACY_8259_ENABLE_IRQ)(
  IN EFI_LEGACY_8259_PROTOCOL           *This,
  IN  EFI_8259_IRQ                      Irq,
  IN  BOOLEAN                           LevelTriggered
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_LEGACY_8259_DISABLE_IRQ)(
  IN EFI_LEGACY_8259_PROTOCOL           *This,
  IN  EFI_8259_IRQ                      Irq
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_LEGACY_8259_GET_INTERRUPT_LINE)(
  IN EFI_LEGACY_8259_PROTOCOL           *This,
  IN  EFI_HANDLE                        PciHandle,
  OUT UINT8                             *Vector
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_LEGACY_8259_END_OF_INTERRUPT)(
  IN EFI_LEGACY_8259_PROTOCOL           *This,
  IN  EFI_8259_IRQ                      Irq
  );
 
struct _EFI_LEGACY_8259_PROTOCOL {
  EFI_LEGACY_8259_SET_VECTOR_BASE       SetVectorBase;
  EFI_LEGACY_8259_GET_MASK              GetMask;
  EFI_LEGACY_8259_SET_MASK              SetMask;
  EFI_LEGACY_8259_SET_MODE              SetMode;
  EFI_LEGACY_8259_GET_VECTOR            GetVector;
  EFI_LEGACY_8259_ENABLE_IRQ            EnableIrq;
  EFI_LEGACY_8259_DISABLE_IRQ           DisableIrq;
  EFI_LEGACY_8259_GET_INTERRUPT_LINE    GetInterruptLine;
  EFI_LEGACY_8259_END_OF_INTERRUPT      EndOfInterrupt;
};
 
extern EFI_GUID  gEfiLegacy8259ProtocolGuid;
 
#endif