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1 | /** @file\r | |
2 | Library supports displaying graphical splash screen,\r | |
3 | locking of keyboard input and printing character on\r | |
4 | screen.\r | |
5 | \r | |
6 | Copyright (c) 2006 - 2008, Intel Corporation.<BR>\r | |
7 | All rights reserved. This program and the accompanying materials \r | |
8 | are licensed and made available under the terms and conditions of the BSD License \r | |
9 | which accompanies this distribution. The full text of the license may be found at \r | |
10 | http://opensource.org/licenses/bsd-license.php \r | |
11 | \r | |
12 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
13 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
14 | \r | |
15 | **/\r | |
16 | \r | |
17 | #ifndef __EFI_GRAPHICS_LIB_H__\r | |
18 | #define __EFI_GRAPHICS_LIB_H__\r | |
19 | \r | |
20 | #include <Protocol/GraphicsOutput.h>\r | |
21 | \r | |
22 | \r | |
23 | /**\r | |
24 | Return the graphics image file named FileNameGuid into Image and return it's\r | |
25 | size in ImageSize. All Firmware Volumes (FV) in the system are searched for the\r | |
26 | file name.\r | |
27 | \r | |
28 | @param[in] FileNameGuid File Name of graphics file in the FV(s).\r | |
29 | @param[out] Image Pointer to pointer to return graphics image. If NULL, a \r | |
30 | buffer will be allocated.\r | |
31 | @param[out] ImageSize Size of the graphics Image in bytes. Zero if no image found.\r | |
32 | \r | |
33 | @retval EFI_SUCCESS The image is found and data and size is returned.\r | |
34 | @retval EFI_UNSUPPORTED FvHandle does not support EFI_FIRMWARE_VOLUME2_PROTOCOL.\r | |
35 | @retval EFI_NOT_FOUND The image specified by NameGuid and SectionType can't be found.\r | |
36 | @retval EFI_OUT_OF_RESOURCES There were not enough resources to allocate the output data buffer or complete the operations.\r | |
37 | @retval EFI_DEVICE_ERROR A hardware error occurs during reading from the Firmware Volume.\r | |
38 | @retval EFI_ACCESS_DENIED The firmware volume containing the searched Firmware File is configured to disallow reads.\r | |
39 | \r | |
40 | **/\r | |
41 | EFI_STATUS\r | |
42 | EFIAPI\r | |
43 | GetGraphicsBitMapFromFV (\r | |
44 | IN EFI_GUID *FileNameGuid,\r | |
45 | OUT VOID **Image,\r | |
46 | OUT UINTN *ImageSize\r | |
47 | );\r | |
48 | \r | |
49 | /**\r | |
50 | Return the graphics image file named FileNameGuid into Image and return it's\r | |
51 | size in ImageSize. All Firmware Volumes (FV) in the system are searched for the\r | |
52 | file name.\r | |
53 | \r | |
54 | @param[in] ImageHandle The driver image handle of the caller. The parameter is used to\r | |
55 | optimize the loading of the image file so that the FV from which\r | |
56 | the driver image is loaded will be tried first. \r | |
57 | @param[in] FileNameGuid File Name of graphics file in the FV(s).\r | |
58 | @param[out] Image Pointer to pointer to return graphics image. If NULL, a \r | |
59 | buffer will be allocated.\r | |
60 | @param[out] ImageSize Size of the graphics Image in bytes. Zero if no image found.\r | |
61 | \r | |
62 | @retval EFI_SUCCESS The image is found and data and size is returned.\r | |
63 | @retval EFI_UNSUPPORTED FvHandle does not support EFI_FIRMWARE_VOLUME2_PROTOCOL.\r | |
64 | @retval EFI_NOT_FOUND The image specified by NameGuid and SectionType can't be found.\r | |
65 | @retval EFI_OUT_OF_RESOURCES There were not enough resources to allocate the output data buffer or complete the operations.\r | |
66 | @retval EFI_DEVICE_ERROR A hardware error occurs during reading from the Firmware Volume.\r | |
67 | @retval EFI_ACCESS_DENIED The firmware volume containing the searched Firmware File is configured to disallow reads.\r | |
68 | \r | |
69 | **/\r | |
70 | EFI_STATUS\r | |
71 | EFIAPI\r | |
72 | GetGraphicsBitMapFromFVEx (\r | |
73 | IN EFI_HANDLE ImageHandle,\r | |
74 | IN EFI_GUID *FileNameGuid,\r | |
75 | OUT VOID **Image,\r | |
76 | OUT UINTN *ImageSize\r | |
77 | );\r | |
78 | \r | |
79 | \r | |
80 | /**\r | |
81 | Use Console Control to turn off UGA based Simple Text Out consoles from going\r | |
82 | to the UGA device. Put up LogoFile on every UGA device that is a console\r | |
83 | \r | |
84 | @param[in] LogoFile File name of logo to display on the center of the screen.\r | |
85 | \r | |
86 | @retval EFI_SUCCESS ConsoleControl has been flipped to graphics and logo displayed.\r | |
87 | @retval EFI_UNSUPPORTED Logo not found\r | |
88 | \r | |
89 | **/\r | |
90 | EFI_STATUS\r | |
91 | EFIAPI\r | |
92 | EnableQuietBoot (\r | |
93 | IN EFI_GUID *LogoFile\r | |
94 | );\r | |
95 | \r | |
96 | /**\r | |
97 | Use Console Control to turn off GOP/UGA based Simple Text Out consoles from going\r | |
98 | to the UGA device. Put up LogoFile on every UGA device that is a console\r | |
99 | \r | |
100 | @param LogoFile File name of logo to display on the center of the screen.\r | |
101 | @param ImageHandle The driver image handle of the caller. The parameter is used to\r | |
102 | optimize the loading of the logo file so that the FV from which\r | |
103 | the driver image is loaded will be tried first.\r | |
104 | \r | |
105 | @retval EFI_SUCCESS ConsoleControl has been flipped to graphics and logo displayed.\r | |
106 | @retval EFI_UNSUPPORTED Logo not found\r | |
107 | \r | |
108 | **/\r | |
109 | EFI_STATUS\r | |
110 | EFIAPI\r | |
111 | EnableQuietBootEx (\r | |
112 | IN EFI_GUID *LogoFile,\r | |
113 | IN EFI_HANDLE ImageHandle\r | |
114 | );\r | |
115 | \r | |
116 | \r | |
117 | /**\r | |
118 | Use Console Control to turn on UGA based Simple Text Out consoles. The UGA \r | |
119 | Simple Text Out screens will now be synced up with all non UGA output devices\r | |
120 | \r | |
121 | @retval EFI_SUCCESS UGA devices are back in text mode and synced up.\r | |
122 | \r | |
123 | **/\r | |
124 | EFI_STATUS\r | |
125 | EFIAPI\r | |
126 | DisableQuietBoot (\r | |
127 | VOID\r | |
128 | );\r | |
129 | \r | |
130 | \r | |
131 | /**\r | |
132 | Use Console Control Protocol to lock the Console In Spliter virtual handle. \r | |
133 | This is the ConInHandle and ConIn handle in the EFI system table. All key\r | |
134 | presses will be ignored until the Password is typed in. The only way to\r | |
135 | disable the password is to type it in to a ConIn device.\r | |
136 | \r | |
137 | @param[in] Password Password used to lock ConIn device.\r | |
138 | \r | |
139 | @retval EFI_SUCCESS lock the Console In Spliter virtual handle successfully.\r | |
140 | @retval EFI_UNSUPPORTED Password not found\r | |
141 | \r | |
142 | **/\r | |
143 | EFI_STATUS\r | |
144 | EFIAPI\r | |
145 | LockKeyboards (\r | |
146 | IN CHAR16 *Password\r | |
147 | );\r | |
148 | \r | |
149 | \r | |
150 | /**\r | |
151 | Print Unicode string to graphics screen at the given X,Y coordinates of the graphics screen.\r | |
152 | see definition of Print to find rules for constructing Fmt.\r | |
153 | \r | |
154 | @param[in] X Row to start printing at\r | |
155 | @param[in] Y Column to start printing at\r | |
156 | @param[in] ForeGround Foreground color\r | |
157 | @param[in] BackGround background color\r | |
158 | @param[in] Fmt Print format sting. See definition of Print\r | |
159 | @param ... Variable argument list whose contents are accessed based on \r | |
160 | the format string specified by Format.\r | |
161 | \r | |
162 | @return Number of Characters printed.\r | |
163 | \r | |
164 | **/\r | |
165 | UINTN\r | |
166 | EFIAPI\r | |
167 | PrintXY (\r | |
168 | IN UINTN X,\r | |
169 | IN UINTN Y,\r | |
170 | IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *ForeGround, OPTIONAL\r | |
171 | IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BackGround, OPTIONAL\r | |
172 | IN CHAR16 *Fmt,\r | |
173 | ...\r | |
174 | );\r | |
175 | \r | |
176 | \r | |
177 | #endif\r |