mirror of https://github.com/acidanthera/audk.git
59 lines
2.0 KiB
C
59 lines
2.0 KiB
C
/**@file
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Vga Mini port binding for a VGA controller
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Copyright (c) 2006 - 2007, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef __VGA_MINI_PORT_H_
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#define __VGA_MINI_PORT_H_
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#define EFI_VGA_MINI_PORT_PROTOCOL_GUID \
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{ \
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0xc7735a2f, 0x88f5, 0x4882, {0xae, 0x63, 0xfa, 0xac, 0x8c, 0x8b, 0x86, 0xb3 } \
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}
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typedef struct _EFI_VGA_MINI_PORT_PROTOCOL EFI_VGA_MINI_PORT_PROTOCOL;
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/**
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Sets the text display mode of a VGA controller
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@param This Protocol instance pointer.
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@param Mode Mode number. 0 - 80x25 1-80x50
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@retval EFI_SUCCESS The mode was set
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@retval EFI_DEVICE_ERROR The device is not functioning properly.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_VGA_MINI_PORT_SET_MODE) (
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IN EFI_VGA_MINI_PORT_PROTOCOL * This,
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IN UINTN ModeNumber
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);
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struct _EFI_VGA_MINI_PORT_PROTOCOL {
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EFI_VGA_MINI_PORT_SET_MODE SetMode;
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UINT64 VgaMemoryOffset;
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UINT64 CrtcAddressRegisterOffset;
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UINT64 CrtcDataRegisterOffset;
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UINT8 VgaMemoryBar;
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UINT8 CrtcAddressRegisterBar;
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UINT8 CrtcDataRegisterBar;
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UINT8 MaxMode;
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};
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extern EFI_GUID gEfiVgaMiniPortProtocolGuid;
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#endif
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