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Diffstat (limited to 'src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/UgaIo.h')
| -rw-r--r-- | src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/UgaIo.h | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/UgaIo.h b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/UgaIo.h new file mode 100644 index 0000000000..9638a72240 --- /dev/null +++ b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/UgaIo.h @@ -0,0 +1,197 @@ +/** @file + UGA IO protocol from the EFI 1.10 specification. + + Abstraction of a very simple graphics device. + + Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR> + 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. + +**/ + +#ifndef __UGA_IO_H__ +#define __UGA_IO_H__ + +#define EFI_UGA_IO_PROTOCOL_GUID \ + { 0x61a4d49e, 0x6f68, 0x4f1b, { 0xb9, 0x22, 0xa8, 0x6e, 0xed, 0xb, 0x7, 0xa2 } } + +typedef struct _EFI_UGA_IO_PROTOCOL EFI_UGA_IO_PROTOCOL; + +typedef UINT32 UGA_STATUS; + +typedef enum { + UgaDtParentBus = 1, + UgaDtGraphicsController, + UgaDtOutputController, + UgaDtOutputPort, + UgaDtOther +} UGA_DEVICE_TYPE, *PUGA_DEVICE_TYPE; + +typedef UINT32 UGA_DEVICE_ID, *PUGA_DEVICE_ID; + +typedef struct { + UGA_DEVICE_TYPE deviceType; + UGA_DEVICE_ID deviceId; + UINT32 ui32DeviceContextSize; + UINT32 ui32SharedContextSize; +} UGA_DEVICE_DATA, *PUGA_DEVICE_DATA; + +typedef struct _UGA_DEVICE { + VOID *pvDeviceContext; + VOID *pvSharedContext; + VOID *pvRunTimeContext; + struct _UGA_DEVICE *pParentDevice; + VOID *pvBusIoServices; + VOID *pvStdIoServices; + UGA_DEVICE_DATA deviceData; +} UGA_DEVICE, *PUGA_DEVICE; + +typedef enum { + UgaIoGetVersion = 1, + UgaIoGetChildDevice, + UgaIoStartDevice, + UgaIoStopDevice, + UgaIoFlushDevice, + UgaIoResetDevice, + UgaIoGetDeviceState, + UgaIoSetDeviceState, + UgaIoSetPowerState, + UgaIoGetMemoryConfiguration, + UgaIoSetVideoMode, + UgaIoCopyRectangle, + UgaIoGetEdidSegment, + UgaIoDeviceChannelOpen, + UgaIoDeviceChannelClose, + UgaIoDeviceChannelRead, + UgaIoDeviceChannelWrite, + UgaIoGetPersistentDataSize, + UgaIoGetPersistentData, + UgaIoSetPersistentData, + UgaIoGetDevicePropertySize, + UgaIoGetDeviceProperty, + UgaIoBtPrivateInterface +} UGA_IO_REQUEST_CODE, *PUGA_IO_REQUEST_CODE; + +typedef struct { + IN UGA_IO_REQUEST_CODE ioRequestCode; + IN VOID *pvInBuffer; + IN UINT64 ui64InBufferSize; + OUT VOID *pvOutBuffer; + IN UINT64 ui64OutBufferSize; + OUT UINT64 ui64BytesReturned; +} UGA_IO_REQUEST, *PUGA_IO_REQUEST; + + +/** + Dynamically allocate storage for a child UGA_DEVICE. + + @param[in] This The EFI_UGA_IO_PROTOCOL instance. + @param[in] ParentDevice ParentDevice specifies a pointer to the parent device of Device. + @param[in] DeviceData A pointer to UGA_DEVICE_DATA returned from a call to DispatchService() + with a UGA_DEVICE of Parent and an IoRequest of type UgaIoGetChildDevice. + @param[in] RunTimeContext Context to associate with Device. + @param[out] Device The Device returns a dynamically allocated child UGA_DEVICE object + for ParentDevice. The caller is responsible for deleting Device. + + + @retval EFI_SUCCESS Device was returned. + @retval EFI_INVALID_PARAMETER One of the arguments was not valid. + @retval EFI_DEVICE_ERROR The device had an error and could not complete the request. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_UGA_IO_PROTOCOL_CREATE_DEVICE)( + IN EFI_UGA_IO_PROTOCOL *This, + IN UGA_DEVICE *ParentDevice, + IN UGA_DEVICE_DATA *DeviceData, + IN VOID *RunTimeContext, + OUT UGA_DEVICE **Device + ); + + +/** + Delete a dynamically allocated child UGA_DEVICE object that was allocated via CreateDevice(). + + @param[in] This The EFI_UGA_IO_PROTOCOL instance. Type EFI_UGA_IO_PROTOCOL is + defined in Section 10.7. + @param[in] Device The Device points to a UGA_DEVICE object that was dynamically + allocated via a CreateDevice() call. + + + @retval EFI_SUCCESS Device was returned. + @retval EFI_INVALID_PARAMETER The Device was not allocated via CreateDevice(). + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_UGA_IO_PROTOCOL_DELETE_DEVICE)( + IN EFI_UGA_IO_PROTOCOL * This, + IN UGA_DEVICE * Device + ); + +/** + This is the main UGA service dispatch routine for all UGA_IO_REQUEST s. + + @param pDevice pDevice specifies a pointer to a device object associated with a + device enumerated by a pIoRequest->ioRequestCode of type + UgaIoGetChildDevice. The root device for the EFI_UGA_IO_PROTOCOL + is represented by pDevice being set to NULL. + + @param pIoRequest + pIoRequest points to a caller allocated buffer that contains data + defined by pIoRequest->ioRequestCode. See Related Definitions for + a definition of UGA_IO_REQUEST_CODE s and their associated data + structures. + + @return UGA_STATUS + +**/ +typedef UGA_STATUS +(EFIAPI *PUGA_FW_SERVICE_DISPATCH)( + IN PUGA_DEVICE pDevice, + IN OUT PUGA_IO_REQUEST pIoRequest + ); + +/// +/// Provides a basic abstraction to send I/O requests to the graphics device and any of its children. +/// +struct _EFI_UGA_IO_PROTOCOL { + EFI_UGA_IO_PROTOCOL_CREATE_DEVICE CreateDevice; + EFI_UGA_IO_PROTOCOL_DELETE_DEVICE DeleteDevice; + PUGA_FW_SERVICE_DISPATCH DispatchService; +}; + +extern EFI_GUID gEfiUgaIoProtocolGuid; + +// +// Data structure that is stored in the EFI Configuration Table with the +// EFI_UGA_IO_PROTOCOL_GUID. The option ROMs listed in this table may have +// EBC UGA drivers. +// +typedef struct { + UINT32 Version; + UINT32 HeaderSize; + UINT32 SizeOfEntries; + UINT32 NumberOfEntries; +} EFI_DRIVER_OS_HANDOFF_HEADER; + +typedef enum { + EfiUgaDriverFromPciRom, + EfiUgaDriverFromSystem, + EfiDriverHandoffMax +} EFI_DRIVER_HANOFF_ENUM; + +typedef struct { + EFI_DRIVER_HANOFF_ENUM Type; + EFI_DEVICE_PATH_PROTOCOL *DevicePath; + VOID *PciRomImage; + UINT64 PciRomSize; +} EFI_DRIVER_OS_HANDOFF; + +#endif |