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1 | /** @file\r |
2 | PlatformHelperLib function prototype definitions.\r | |
3 | \r | |
8ac69667 | 4 | Copyright (c) 2013 - 2016 Intel Corporation.\r |
b303605e MK |
5 | \r |
6 | This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #ifndef __PLATFORM_HELPER_LIB_H__\r | |
17 | #define __PLATFORM_HELPER_LIB_H__\r | |
18 | \r | |
19 | #include "Platform.h"\r | |
20 | \r | |
21 | //\r | |
22 | // Function prototypes for routines exported by this library.\r | |
23 | //\r | |
24 | \r | |
25 | /**\r | |
26 | Find pointer to RAW data in Firmware volume file.\r | |
27 | \r | |
28 | @param FvNameGuid Firmware volume to search. If == NULL search all.\r | |
29 | @param FileNameGuid Firmware volume file to search for.\r | |
30 | @param SectionData Pointer to RAW data section of found file.\r | |
31 | @param SectionDataSize Pointer to UNITN to get size of RAW data.\r | |
32 | \r | |
33 | @retval EFI_SUCCESS Raw Data found.\r | |
34 | @retval EFI_INVALID_PARAMETER FileNameGuid == NULL.\r | |
35 | @retval EFI_NOT_FOUND Firmware volume file not found.\r | |
36 | @retval EFI_UNSUPPORTED Unsupported in current enviroment (PEI or DXE).\r | |
37 | \r | |
38 | **/\r | |
39 | EFI_STATUS\r | |
40 | EFIAPI\r | |
41 | PlatformFindFvFileRawDataSection (\r | |
42 | IN CONST EFI_GUID *FvNameGuid OPTIONAL,\r | |
43 | IN CONST EFI_GUID *FileNameGuid,\r | |
44 | OUT VOID **SectionData,\r | |
45 | OUT UINTN *SectionDataSize\r | |
46 | );\r | |
47 | \r | |
b303605e MK |
48 | /**\r |
49 | Find free spi protect register and write to it to protect a flash region.\r | |
50 | \r | |
51 | @param DirectValue Value to directly write to register.\r | |
52 | if DirectValue == 0 the use Base & Length below.\r | |
53 | @param BaseAddress Base address of region in Flash Memory Map.\r | |
54 | @param Length Length of region to protect.\r | |
55 | \r | |
56 | @retval EFI_SUCCESS Free spi protect register found & written.\r | |
57 | @retval EFI_NOT_FOUND Free Spi protect register not found.\r | |
58 | @retval EFI_DEVICE_ERROR Unable to write to spi protect register.\r | |
59 | \r | |
60 | **/\r | |
61 | EFI_STATUS\r | |
62 | EFIAPI\r | |
63 | PlatformWriteFirstFreeSpiProtect (\r | |
64 | IN CONST UINT32 DirectValue,\r | |
65 | IN CONST UINT32 BaseAddress,\r | |
66 | IN CONST UINT32 Length\r | |
67 | );\r | |
68 | \r | |
69 | /**\r | |
70 | Lock legacy SPI static configuration information.\r | |
71 | \r | |
72 | Function will assert if unable to lock config.\r | |
73 | \r | |
74 | **/\r | |
75 | VOID\r | |
76 | EFIAPI\r | |
77 | PlatformFlashLockConfig (\r | |
78 | VOID\r | |
79 | );\r | |
80 | \r | |
81 | /**\r | |
82 | Lock regions and config of SPI flash given the policy for this platform.\r | |
83 | \r | |
84 | Function will assert if unable to lock regions or config.\r | |
85 | \r | |
86 | @param PreBootPolicy If TRUE do Pre Boot Flash Lock Policy.\r | |
87 | \r | |
88 | **/\r | |
89 | VOID\r | |
90 | EFIAPI\r | |
91 | PlatformFlashLockPolicy (\r | |
92 | IN CONST BOOLEAN PreBootPolicy\r | |
93 | );\r | |
94 | \r | |
b303605e MK |
95 | /** Check if System booted with recovery Boot Stage1 image.\r |
96 | \r | |
97 | @retval TRUE If system booted with recovery Boot Stage1 image.\r | |
98 | @retval FALSE If system booted with normal stage1 image.\r | |
99 | \r | |
100 | **/\r | |
101 | BOOLEAN\r | |
102 | EFIAPI\r | |
103 | PlatformIsBootWithRecoveryStage1 (\r | |
104 | VOID\r | |
105 | );\r | |
106 | \r | |
107 | /**\r | |
108 | Clear SPI Protect registers.\r | |
109 | \r | |
110 | @retval EFI_SUCESS SPI protect registers cleared.\r | |
111 | @retval EFI_ACCESS_DENIED Unable to clear SPI protect registers.\r | |
112 | **/\r | |
113 | \r | |
114 | EFI_STATUS\r | |
115 | EFIAPI\r | |
116 | PlatformClearSpiProtect (\r | |
117 | VOID\r | |
118 | );\r | |
119 | \r | |
120 | /**\r | |
121 | Determine if an SPI address range is protected.\r | |
122 | \r | |
123 | @param SpiBaseAddress Base of SPI range.\r | |
124 | @param Length Length of SPI range.\r | |
125 | \r | |
126 | @retval TRUE Range is protected.\r | |
127 | @retval FALSE Range is not protected.\r | |
128 | **/\r | |
129 | BOOLEAN\r | |
130 | EFIAPI\r | |
131 | PlatformIsSpiRangeProtected (\r | |
132 | IN CONST UINT32 SpiBaseAddress,\r | |
133 | IN CONST UINT32 Length\r | |
134 | );\r | |
135 | \r | |
136 | /**\r | |
137 | Set Legacy GPIO Level\r | |
138 | \r | |
139 | @param LevelRegOffset GPIO level register Offset from GPIO Base Address.\r | |
140 | @param GpioNum GPIO bit to change.\r | |
141 | @param HighLevel If TRUE set GPIO High else Set GPIO low.\r | |
142 | \r | |
143 | **/\r | |
144 | VOID\r | |
145 | EFIAPI\r | |
146 | PlatformLegacyGpioSetLevel (\r | |
147 | IN CONST UINT32 LevelRegOffset,\r | |
148 | IN CONST UINT32 GpioNum,\r | |
149 | IN CONST BOOLEAN HighLevel\r | |
150 | );\r | |
151 | \r | |
152 | /**\r | |
153 | Get Legacy GPIO Level\r | |
154 | \r | |
155 | @param LevelRegOffset GPIO level register Offset from GPIO Base Address.\r | |
156 | @param GpioNum GPIO bit to check.\r | |
157 | \r | |
158 | @retval TRUE If bit is SET.\r | |
159 | @retval FALSE If bit is CLEAR.\r | |
160 | \r | |
161 | **/\r | |
162 | BOOLEAN\r | |
163 | EFIAPI\r | |
164 | PlatformLegacyGpioGetLevel (\r | |
165 | IN CONST UINT32 LevelRegOffset,\r | |
166 | IN CONST UINT32 GpioNum\r | |
167 | );\r | |
168 | \r | |
169 | /**\r | |
170 | Set the direction of Pcal9555 IO Expander GPIO pin.\r | |
171 | \r | |
172 | @param Pcal9555SlaveAddr I2c Slave address of Pcal9555 Io Expander.\r | |
173 | @param GpioNum Gpio direction to configure - values 0-7 for Port0\r | |
174 | and 8-15 for Port1.\r | |
175 | @param CfgAsInput If TRUE set pin direction as input else set as output.\r | |
176 | \r | |
177 | **/\r | |
178 | VOID\r | |
179 | EFIAPI\r | |
180 | PlatformPcal9555GpioSetDir (\r | |
181 | IN CONST UINT32 Pcal9555SlaveAddr,\r | |
182 | IN CONST UINT32 GpioNum,\r | |
183 | IN CONST BOOLEAN CfgAsInput\r | |
184 | );\r | |
185 | \r | |
186 | /**\r | |
187 | Set the level of Pcal9555 IO Expander GPIO high or low.\r | |
188 | \r | |
189 | @param Pcal9555SlaveAddr I2c Slave address of Pcal9555 Io Expander.\r | |
190 | @param GpioNum Gpio to change values 0-7 for Port0 and 8-15\r | |
191 | for Port1.\r | |
192 | @param HighLevel If TRUE set pin high else set pin low.\r | |
193 | \r | |
194 | **/\r | |
195 | VOID\r | |
196 | EFIAPI\r | |
197 | PlatformPcal9555GpioSetLevel (\r | |
198 | IN CONST UINT32 Pcal9555SlaveAddr,\r | |
199 | IN CONST UINT32 GpioNum,\r | |
200 | IN CONST BOOLEAN HighLevel\r | |
201 | );\r | |
202 | \r | |
203 | /**\r | |
204 | \r | |
205 | Enable pull-up/pull-down resistors of Pcal9555 GPIOs.\r | |
206 | \r | |
207 | @param Pcal9555SlaveAddr I2c Slave address of Pcal9555 Io Expander.\r | |
208 | @param GpioNum Gpio to change values 0-7 for Port0 and 8-15\r | |
209 | for Port1.\r | |
210 | \r | |
211 | **/\r | |
212 | VOID\r | |
213 | EFIAPI\r | |
214 | PlatformPcal9555GpioEnablePull (\r | |
215 | IN CONST UINT32 Pcal9555SlaveAddr,\r | |
216 | IN CONST UINT32 GpioNum\r | |
217 | );\r | |
218 | \r | |
219 | /**\r | |
220 | \r | |
221 | Disable pull-up/pull-down resistors of Pcal9555 GPIOs.\r | |
222 | \r | |
223 | @param Pcal9555SlaveAddr I2c Slave address of Pcal9555 Io Expander.\r | |
224 | @param GpioNum Gpio to change values 0-7 for Port0 and 8-15\r | |
225 | for Port1.\r | |
226 | \r | |
227 | **/\r | |
228 | VOID\r | |
229 | EFIAPI\r | |
230 | PlatformPcal9555GpioDisablePull (\r | |
231 | IN CONST UINT32 Pcal9555SlaveAddr,\r | |
232 | IN CONST UINT32 GpioNum\r | |
233 | );\r | |
234 | \r | |
235 | BOOLEAN\r | |
236 | EFIAPI\r | |
237 | PlatformPcal9555GpioGetState (\r | |
238 | IN CONST UINT32 Pcal9555SlaveAddr,\r | |
239 | IN CONST UINT32 GpioNum\r | |
240 | );\r | |
241 | \r | |
242 | /**\r | |
243 | Init platform LEDs into known state.\r | |
244 | \r | |
245 | @param PlatformType Executing platform type.\r | |
246 | \r | |
247 | @retval EFI_SUCCESS Operation success.\r | |
248 | \r | |
249 | **/\r | |
250 | EFI_STATUS\r | |
251 | EFIAPI\r | |
252 | PlatformLedInit (\r | |
253 | IN CONST EFI_PLATFORM_TYPE Type\r | |
254 | );\r | |
255 | \r | |
256 | /**\r | |
257 | Turn on or off platform flash update LED.\r | |
258 | \r | |
259 | @param PlatformType Executing platform type.\r | |
260 | @param TurnOn If TRUE turn on else turn off.\r | |
261 | \r | |
262 | @retval EFI_SUCCESS Operation success.\r | |
263 | \r | |
264 | **/\r | |
265 | EFI_STATUS\r | |
266 | EFIAPI\r | |
267 | PlatformFlashUpdateLed (\r | |
268 | IN CONST EFI_PLATFORM_TYPE Type,\r | |
269 | IN CONST BOOLEAN TurnOn\r | |
270 | );\r | |
271 | \r | |
272 | #endif // #ifndef __PLATFORM_HELPER_LIB_H__\r |