UefiCpuPkg: Move AsmRelocateApLoopStart from Mpfuncs.nasm to AmdSev.nasm

[mirror_edk2.git] / OvmfPkg / VirtioPciDeviceDxe / VirtioPciDevice.h

/** @file\r
\r
  Internal definitions for the VirtIo PCI Device driver\r
\r
  Copyright (C) 2013, ARM Ltd\r
  Copyright (c) 2017, AMD Inc, All rights reserved.<BR>\r
\r
  SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#ifndef _VIRTIO_PCI_DEVICE_DXE_H_\r
#define _VIRTIO_PCI_DEVICE_DXE_H_\r
\r
#include <Protocol/ComponentName.h>\r
#include <Protocol/DriverBinding.h>\r
#include <Protocol/PciIo.h>\r
#include <Protocol/VirtioDevice.h>\r
\r
#include <IndustryStandard/Virtio.h>\r
\r
#define VIRTIO_PCI_DEVICE_SIGNATURE  SIGNATURE_32 ('V', 'P', 'C', 'I')\r
\r
typedef struct {\r
  UINT32                    Signature;\r
  VIRTIO_DEVICE_PROTOCOL    VirtioDevice;\r
  EFI_PCI_IO_PROTOCOL       *PciIo;\r
  UINT64                    OriginalPciAttributes;\r
  UINT32                    DeviceSpecificConfigurationOffset;\r
} VIRTIO_PCI_DEVICE;\r
\r
#define VIRTIO_PCI_DEVICE_FROM_VIRTIO_DEVICE(Device) \\r
    CR (Device, VIRTIO_PCI_DEVICE, VirtioDevice, VIRTIO_PCI_DEVICE_SIGNATURE)\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciIoRead (\r
  IN  VIRTIO_PCI_DEVICE  *Dev,\r
  IN  UINTN              FieldOffset,\r
  IN  UINTN              FieldSize,\r
  IN  UINTN              BufferSize,\r
  OUT VOID               *Buffer\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciIoWrite (\r
  IN  VIRTIO_PCI_DEVICE  *Dev,\r
  IN UINTN               FieldOffset,\r
  IN UINTN               FieldSize,\r
  IN UINT64              Value\r
  );\r
\r
/********************************************\r
 * PCI Functions for VIRTIO_DEVICE_PROTOCOL\r
 *******************************************/\r
EFI_STATUS\r
EFIAPI\r
VirtioPciDeviceRead (\r
  IN  VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN  UINTN                   FieldOffset,\r
  IN  UINTN                   FieldSize,\r
  IN  UINTN                   BufferSize,\r
  OUT VOID                    *Buffer\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciDeviceWrite (\r
  IN VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN UINTN                   FieldOffset,\r
  IN UINTN                   FieldSize,\r
  IN UINT64                  Value\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciGetDeviceFeatures (\r
  IN VIRTIO_DEVICE_PROTOCOL  *This,\r
  OUT UINT64                 *DeviceFeatures\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciGetQueueSize (\r
  IN  VIRTIO_DEVICE_PROTOCOL  *This,\r
  OUT UINT16                  *QueueNumMax\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciSetQueueAlignment (\r
  IN  VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN  UINT32                  Alignment\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciSetPageSize (\r
  IN  VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN  UINT32                  PageSize\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciGetDeviceStatus (\r
  IN  VIRTIO_DEVICE_PROTOCOL  *This,\r
  OUT UINT8                   *DeviceStatus\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciSetGuestFeatures (\r
  IN VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN UINT64                  Features\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciSetQueueAddress (\r
  IN VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN VRING                   *Ring,\r
  IN UINT64                  RingBaseShift\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciSetQueueSel (\r
  IN  VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN  UINT16                  Sel\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciSetQueueNotify (\r
  IN  VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN  UINT16                  Index\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciSetQueueSize (\r
  IN  VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN  UINT16                  Size\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciSetDeviceStatus (\r
  IN  VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN  UINT8                   DeviceStatus\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciAllocateSharedPages (\r
  IN  VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN  UINTN                   NumPages,\r
  OUT VOID                    **HostAddress\r
  );\r
\r
VOID\r
EFIAPI\r
VirtioPciFreeSharedPages (\r
  IN  VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN  UINTN                   NumPages,\r
  IN  VOID                    *HostAddress\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciMapSharedBuffer (\r
  IN      VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN      VIRTIO_MAP_OPERATION    Operation,\r
  IN      VOID                    *HostAddress,\r
  IN OUT  UINTN                   *NumberOfBytes,\r
  OUT     EFI_PHYSICAL_ADDRESS    *DeviceAddress,\r
  OUT     VOID                    **Mapping\r
  );\r
\r
EFI_STATUS\r
EFIAPI\r
VirtioPciUnmapSharedBuffer (\r
  IN  VIRTIO_DEVICE_PROTOCOL  *This,\r
  IN  VOID                    *Mapping\r
  );\r
\r
#endif // _VIRTIO_PCI_DEVICE_DXE_H_\r