3 Copyright (c) 2006, Intel Corporation
4 All rights reserved. This program and the accompanying materials
5 are licensed and made available under the terms and conditions of the BSD License
6 which accompanies this distribution. The full text of the license may be found at
7 http://opensource.org/licenses/bsd-license.php
9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
19 Vga Mini port binding for a VGA controller
25 #ifndef __VGA_MINI_PORT_H_
26 #define __VGA_MINI_PORT_H_
28 #define EFI_VGA_MINI_PORT_PROTOCOL_GUID \
30 0xc7735a2f, 0x88f5, 0x4882, {0xae, 0x63, 0xfa, 0xac, 0x8c, 0x8b, 0x86, 0xb3 } \
33 typedef struct _EFI_VGA_MINI_PORT_PROTOCOL EFI_VGA_MINI_PORT_PROTOCOL
;
37 (EFIAPI
*EFI_VGA_MINI_PORT_SET_MODE
) (
38 IN EFI_VGA_MINI_PORT_PROTOCOL
* This
,
45 Sets the text display mode of a VGA controller
48 This - Protocol instance pointer.
49 Mode - Mode number. 0 - 80x25 1-80x50
52 EFI_SUCCESS - The mode was set
53 EFI_DEVICE_ERROR - The device is not functioning properly.
56 struct _EFI_VGA_MINI_PORT_PROTOCOL
{
57 EFI_VGA_MINI_PORT_SET_MODE SetMode
;
59 UINT64 VgaMemoryOffset
;
60 UINT64 CrtcAddressRegisterOffset
;
61 UINT64 CrtcDataRegisterOffset
;
64 UINT8 CrtcAddressRegisterBar
;
65 UINT8 CrtcDataRegisterBar
;
70 extern EFI_GUID gEfiVgaMiniPortProtocolGuid
;