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1 | \r |
2 | /*++\r | |
3 | \r | |
4 | Copyright (c) 1999 - 2014, Intel Corporation. All rights reserved\r | |
5 | \r\r | |
6 | This program and the accompanying materials are licensed and made available under\r\r | |
7 | the terms and conditions of the BSD License that accompanies this distribution. \r\r | |
8 | The full text of the license may be found at \r\r | |
9 | http://opensource.org/licenses/bsd-license.php. \r\r | |
10 | \r\r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r\r | |
13 | \r\r | |
14 | \r | |
15 | \r | |
16 | Module Name:\r | |
17 | \r | |
18 | IgdOpRegion.h\r | |
19 | \r | |
20 | Abstract:\r | |
21 | \r | |
22 | This is part of the implementation of an Intel Graphics drivers OpRegion /\r | |
23 | Software SCI interface between system BIOS, ASL code, and Graphics drivers.\r | |
24 | \r | |
25 | Supporting Specifiction: OpRegion / Software SCI SPEC 0.70\r | |
26 | \r | |
27 | Acronyms:\r | |
28 | IGD: Internal Graphics Device\r | |
29 | NVS: ACPI Non Volatile Storage\r | |
30 | OpRegion: ACPI Operational Region\r | |
31 | VBT: Video BIOS Table (OEM customizable data)\r | |
32 | \r | |
33 | --*/\r | |
34 | \r | |
35 | #ifndef _IGD_OPREGION_H_\r | |
36 | #define _IGD_OPREGION_H_\r | |
37 | \r | |
38 | //\r | |
39 | // Statements that include other header files.\r | |
40 | //\r | |
41 | #include "VlvPlatformInit.h"\r | |
42 | #include "VlvCommonDefinitions.h"\r | |
43 | #include <Uefi/UefiInternalFormRepresentation.h>\r | |
44 | #include <FrameworkDxe.h>\r | |
45 | \r | |
46 | //\r | |
47 | //\r | |
48 | // OpRegion (Miscellaneous) #defines.\r | |
49 | //\r | |
50 | // OpRegion Header #defines.\r | |
51 | //\r | |
52 | \r | |
53 | #define HEADER_SIGNATURE "IntelGraphicsMem"\r | |
54 | #define HEADER_SIZE 0x2000\r | |
55 | #define HEADER_OPREGION_VER 0x0200\r | |
56 | #define HEADER_OPREGION_REV 0x00\r | |
57 | \r | |
58 | //\r | |
59 | //For VLV Tablet, MailBOX2(SCI)is not supported.\r | |
60 | //\r | |
61 | #define HEADER_MBOX_SUPPORT (HD_MBOX4 + HD_MBOX3 + HD_MBOX1)\r | |
62 | #define HD_MBOX1 BIT0\r | |
63 | #define HD_MBOX2 BIT1\r | |
64 | #define HD_MBOX3 BIT2\r | |
65 | #define HD_MBOX4 BIT3\r | |
66 | #define HD_MBOX5 BIT4\r | |
67 | #define SVER_SIZE 32\r | |
68 | \r | |
69 | //\r | |
70 | //Audio Type support for VLV2 A0\r | |
71 | //\r | |
72 | #define AUDIO_TYPE_SUPPORT_MASK 0xFFFFFFF3\r | |
73 | #define NO_AUDIO_SUPPORT (0<<2)\r | |
74 | #define HD_AUDIO_SUPPORT (1<<2)\r | |
75 | #define LPE_AUDIO_SUPPORT (2<<2)\r | |
76 | #define AUDIO_TYPE_FIELD_MASK 0xFFFFFFEF\r | |
77 | #define AUDIO_TYPE_FIELD_VALID (1<<4)\r | |
78 | #define AUDIO_TYPE_FIELD_INVALID (0<<4)\r | |
79 | \r | |
80 | //\r | |
81 | // OpRegion Mailbox 1 EQUates.\r | |
82 | //\r | |
83 | // OpRegion Mailbox 3 EQUates.\r | |
84 | //\r | |
85 | #define ALS_ENABLE BIT0\r | |
86 | #define BLC_ENABLE BIT1\r | |
87 | #define BACKLIGHT_BRIGHTNESS 0xFF\r | |
88 | #define FIELD_VALID_BIT BIT31\r | |
89 | #define WORD_FIELD_VALID_BIT BIT15\r | |
90 | #define PFIT_ENABLE BIT2\r | |
91 | #define PFIT_OPRN_AUTO 0x00000000\r | |
92 | #define PFIT_OPRN_SCALING 0x00000007\r | |
93 | #define PFIT_OPRN_OFF 0x00000000\r | |
94 | #define PFIT_SETUP_AUTO 0\r | |
95 | #define PFIT_SETUP_SCALING 1\r | |
96 | #define PFIT_SETUP_OFF 2\r | |
97 | #define INIT_BRIGHT_LEVEL 0x64\r | |
98 | #define PFIT_STRETCH 6\r | |
99 | #define PFIT_CENTER 1\r | |
100 | \r | |
101 | //\r | |
102 | // GMCH PCI register access #defines.\r | |
103 | //\r | |
104 | \r | |
105 | #define IgdMmPci32(Register) MmPci32 (0, IGD_BUS, IGD_DEV, IGD_FUN_0, Register)\r | |
106 | #define IgdMmPci16Or(Register, OrData) MmPci16Or (0, IGD_BUS, IGD_DEV, IGD_FUN_0, Register, OrData)\r | |
107 | #define IgdMmPci16AndThenOr(Register,AndData,OrData) MmPci16AndThenOr (0, IGD_BUS, IGD_DEV, IGD_FUN_0, Register, AndData, OrData)\r | |
108 | \r | |
109 | //\r | |
110 | // Video BIOS / VBT #defines\r | |
111 | //\r | |
112 | #define IGD_DID_VLV 0x0F31\r | |
113 | #define OPTION_ROM_SIGNATURE 0xAA55\r | |
114 | #define VBIOS_LOCATION_PRIMARY 0xC0000\r | |
115 | \r | |
116 | #define VBT_SIGNATURE SIGNATURE_32 ('$', 'V', 'B', 'T')\r | |
117 | \r | |
118 | //\r | |
119 | // Typedef stuctures\r | |
120 | //\r | |
121 | #pragma pack (1)\r | |
122 | typedef struct {\r | |
123 | UINT16 Signature; // 0xAA55\r | |
124 | UINT8 Size512;\r | |
125 | UINT8 Reserved[21];\r | |
126 | UINT16 PcirOffset;\r | |
127 | UINT16 VbtOffset;\r | |
128 | } INTEL_VBIOS_OPTION_ROM_HEADER;\r | |
129 | #pragma pack ()\r | |
130 | \r | |
131 | #pragma pack (1)\r | |
132 | typedef struct {\r | |
133 | UINT32 Signature; // "PCIR"\r | |
134 | UINT16 VendorId; // 0x8086\r | |
135 | UINT16 DeviceId;\r | |
136 | UINT16 Reserved0;\r | |
137 | UINT16 Length;\r | |
138 | UINT8 Revision;\r | |
139 | UINT8 ClassCode[3];\r | |
140 | UINT16 ImageLength;\r | |
141 | UINT16 CodeRevision;\r | |
142 | UINT8 CodeType;\r | |
143 | UINT8 Indicator;\r | |
144 | UINT16 Reserved1;\r | |
145 | } INTEL_VBIOS_PCIR_STRUCTURE;\r | |
146 | #pragma pack ()\r | |
147 | \r | |
148 | #pragma pack (1)\r | |
149 | typedef struct {\r | |
150 | UINT8 HeaderSignature[20];\r | |
151 | UINT16 HeaderVersion;\r | |
152 | UINT16 HeaderSize;\r | |
153 | UINT16 HeaderVbtSize;\r | |
154 | UINT8 HeaderVbtCheckSum;\r | |
155 | UINT8 HeaderReserved;\r | |
156 | UINT32 HeaderOffsetVbtDataBlock;\r | |
157 | UINT32 HeaderOffsetAim1;\r | |
158 | UINT32 HeaderOffsetAim2;\r | |
159 | UINT32 HeaderOffsetAim3;\r | |
160 | UINT32 HeaderOffsetAim4;\r | |
161 | UINT8 DataHeaderSignature[16];\r | |
162 | UINT16 DataHeaderVersion;\r | |
163 | UINT16 DataHeaderSize;\r | |
164 | UINT16 DataHeaderDataBlockSize;\r | |
165 | UINT8 CoreBlockId;\r | |
166 | UINT16 CoreBlockSize;\r | |
167 | UINT16 CoreBlockBiosSize;\r | |
168 | UINT8 CoreBlockBiosType;\r | |
169 | UINT8 CoreBlockReleaseStatus;\r | |
170 | UINT8 CoreBlockHWSupported;\r | |
171 | UINT8 CoreBlockIntegratedHW;\r | |
172 | UINT8 CoreBlockBiosBuild[4];\r | |
173 | UINT8 CoreBlockBiosSignOn[155];\r | |
174 | } VBIOS_VBT_STRUCTURE;\r | |
175 | #pragma pack ()\r | |
176 | \r | |
177 | //\r | |
178 | // Driver Private Function definitions\r | |
179 | //\r | |
180 | EFI_STATUS\r | |
181 | GetSVER (\r | |
182 | OUT UINT8 *SVER\r | |
183 | );\r | |
184 | \r | |
185 | /**\r | |
186 | Acquire the string associated with the ProducerGuid and return it.\r | |
187 | \r | |
188 | @param ProducerGuid The Guid to search the HII database for\r | |
189 | @param Token The token value of the string to extract\r | |
190 | @param String The string that is extracted\r | |
191 | \r | |
192 | @retval EFI_SUCCESS The function completed successfully\r | |
193 | @retval EFI_NOT_FOUND The requested string was not found\r | |
194 | \r | |
195 | **/\r | |
196 | EFI_STATUS\r | |
197 | GetStringFromToken (\r | |
198 | IN EFI_GUID *ProducerGuid,\r | |
199 | IN STRING_REF Token,\r | |
200 | OUT CHAR16 **String\r | |
201 | );\r | |
202 | \r | |
203 | /**\r | |
204 | \r | |
205 | Graphics OpRegion / Software SCI driver installation function.\r | |
206 | \r | |
207 | @param Void\r | |
208 | \r | |
209 | @retval EFI_SUCCESS The driver installed without error.\r | |
210 | @retval EFI_ABORTED The driver encountered an error and could not complete\r | |
211 | installation of the ACPI tables.\r | |
212 | **/\r | |
213 | EFI_STATUS\r | |
214 | IgdOpRegionInit (\r | |
215 | void\r | |
216 | );\r | |
217 | \r | |
218 | /**\r | |
219 | Extract information pertaining to the HiiHandle\r | |
220 | \r | |
221 | @param HiiHandle Hii handle\r | |
222 | @param ImageLength For input, length of DefaultImage;\r | |
223 | For output, length of actually required\r | |
224 | \r | |
225 | @param DefaultImage Image buffer prepared by caller\r | |
226 | @param Guid Guid information about the form\r | |
227 | \r | |
228 | @retval EFI_OUT_OF_RESOURCES No enough buffer to allocate\r | |
229 | @retval EFI_BUFFER_TOO_SMALL DefualtImage has no enough ImageLength\r | |
230 | @retval EFI_SUCCESS Successfully extract data from Hii database.\r | |
231 | \r | |
232 | **/\r | |
233 | EFI_STATUS\r | |
234 | ExtractDataFromHiiHandle (\r | |
235 | IN EFI_HII_HANDLE HiiHandle,\r | |
236 | IN OUT UINT16 *ImageLength,\r | |
237 | OUT UINT8 *DefaultImage,\r | |
238 | OUT EFI_GUID *Guid\r | |
239 | );\r | |
240 | #endif\r |