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48555339 FT |
1 | /** @file\r |
2 | This file provides some helper functions which are specific for SD card device.\r | |
3 | \r | |
b5547b9c | 4 | Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.\r |
ac30e4c1 | 5 | Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>\r |
9d510e61 | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
48555339 FT |
7 | \r |
8 | **/\r | |
9 | \r | |
10 | #include "SdMmcPciHcDxe.h"\r | |
11 | \r | |
12 | /**\r | |
13 | Send command GO_IDLE_STATE to the device to make it go to Idle State.\r | |
14 | \r | |
15 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
16 | \r | |
17 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
18 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
19 | \r | |
20 | @retval EFI_SUCCESS The SD device is reset correctly.\r | |
21 | @retval Others The device reset fails.\r | |
22 | \r | |
23 | **/\r | |
24 | EFI_STATUS\r | |
25 | SdCardReset (\r | |
26 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
27 | IN UINT8 Slot\r | |
28 | )\r | |
29 | {\r | |
30 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
31 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
32 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
33 | EFI_STATUS Status;\r | |
34 | \r | |
35 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
36 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
37 | ZeroMem (&Packet, sizeof (Packet));\r | |
38 | \r | |
39 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
40 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
41 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
42 | \r | |
43 | SdMmcCmdBlk.CommandIndex = SD_GO_IDLE_STATE;\r | |
44 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBc;\r | |
45 | \r | |
46 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
47 | \r | |
48 | return Status;\r | |
49 | }\r | |
50 | \r | |
51 | /**\r | |
52 | Send command SEND_IF_COND to the device to inquiry the SD Memory Card interface\r | |
53 | condition.\r | |
54 | \r | |
55 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
56 | \r | |
57 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
58 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
59 | @param[in] SupplyVoltage The supplied voltage by the host.\r | |
60 | @param[in] CheckPattern The check pattern to be sent to the device.\r | |
61 | \r | |
62 | @retval EFI_SUCCESS The operation is done correctly.\r | |
63 | @retval Others The operation fails.\r | |
64 | \r | |
65 | **/\r | |
66 | EFI_STATUS\r | |
67 | SdCardVoltageCheck (\r | |
68 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
69 | IN UINT8 Slot,\r | |
70 | IN UINT8 SupplyVoltage,\r | |
71 | IN UINT8 CheckPattern\r | |
72 | )\r | |
73 | {\r | |
74 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
75 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
76 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
77 | EFI_STATUS Status;\r | |
78 | \r | |
79 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
80 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
81 | ZeroMem (&Packet, sizeof (Packet));\r | |
82 | \r | |
83 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
84 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
85 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
86 | \r | |
87 | SdMmcCmdBlk.CommandIndex = SD_SEND_IF_COND;\r | |
88 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
89 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR7;\r | |
90 | SdMmcCmdBlk.CommandArgument = (SupplyVoltage << 8) | CheckPattern;\r | |
91 | \r | |
92 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
93 | \r | |
94 | if (!EFI_ERROR (Status)) {\r | |
95 | if (SdMmcStatusBlk.Resp0 != SdMmcCmdBlk.CommandArgument) {\r | |
96 | return EFI_DEVICE_ERROR;\r | |
97 | }\r | |
98 | }\r | |
99 | \r | |
100 | return Status;\r | |
101 | }\r | |
102 | \r | |
103 | /**\r | |
104 | Send command SDIO_SEND_OP_COND to the device to see whether it is SDIO device.\r | |
105 | \r | |
106 | Refer to SDIO Simplified Spec 3 Section 3.2 for details.\r | |
107 | \r | |
108 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
109 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
110 | @param[in] VoltageWindow The supply voltage window.\r | |
111 | @param[in] S18R The boolean to show if it should switch to 1.8v.\r | |
112 | \r | |
113 | @retval EFI_SUCCESS The operation is done correctly.\r | |
114 | @retval Others The operation fails.\r | |
115 | \r | |
116 | **/\r | |
117 | EFI_STATUS\r | |
118 | SdioSendOpCond (\r | |
119 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
120 | IN UINT8 Slot,\r | |
121 | IN UINT32 VoltageWindow,\r | |
122 | IN BOOLEAN S18R\r | |
123 | )\r | |
124 | {\r | |
125 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
126 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
127 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
128 | EFI_STATUS Status;\r | |
129 | UINT32 Switch;\r | |
130 | \r | |
131 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
132 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
133 | ZeroMem (&Packet, sizeof (Packet));\r | |
134 | \r | |
135 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
136 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
137 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
138 | \r | |
139 | SdMmcCmdBlk.CommandIndex = SDIO_SEND_OP_COND;\r | |
140 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
141 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR4;\r | |
142 | \r | |
143 | Switch = S18R ? BIT24 : 0;\r | |
144 | \r | |
145 | SdMmcCmdBlk.CommandArgument = (VoltageWindow & 0xFFFFFF) | Switch;\r | |
146 | \r | |
147 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
148 | \r | |
149 | return Status;\r | |
150 | }\r | |
151 | \r | |
152 | /**\r | |
153 | Send command SD_SEND_OP_COND to the device to see whether it is SDIO device.\r | |
154 | \r | |
155 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
156 | \r | |
157 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
158 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
159 | @param[in] Rca The relative device address of addressed device.\r | |
160 | @param[in] VoltageWindow The supply voltage window.\r | |
161 | @param[in] S18R The boolean to show if it should switch to 1.8v.\r | |
162 | @param[in] Xpc The boolean to show if it should provide 0.36w power control.\r | |
163 | @param[in] Hcs The boolean to show if it support host capacity info.\r | |
164 | @param[out] Ocr The buffer to store returned OCR register value.\r | |
165 | \r | |
166 | @retval EFI_SUCCESS The operation is done correctly.\r | |
167 | @retval Others The operation fails.\r | |
168 | \r | |
169 | **/\r | |
170 | EFI_STATUS\r | |
171 | SdCardSendOpCond (\r | |
172 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
173 | IN UINT8 Slot,\r | |
174 | IN UINT16 Rca,\r | |
175 | IN UINT32 VoltageWindow,\r | |
176 | IN BOOLEAN S18R,\r | |
177 | IN BOOLEAN Xpc,\r | |
178 | IN BOOLEAN Hcs,\r | |
179 | OUT UINT32 *Ocr\r | |
180 | )\r | |
181 | {\r | |
182 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
183 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
184 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
185 | EFI_STATUS Status;\r | |
186 | UINT32 Switch;\r | |
187 | UINT32 MaxPower;\r | |
188 | UINT32 HostCapacity;\r | |
189 | \r | |
190 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
191 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
192 | ZeroMem (&Packet, sizeof (Packet));\r | |
193 | \r | |
194 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
195 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
196 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
197 | \r | |
198 | SdMmcCmdBlk.CommandIndex = SD_APP_CMD;\r | |
199 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
200 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
201 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r | |
202 | \r | |
203 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
204 | if (EFI_ERROR (Status)) {\r | |
205 | return Status;\r | |
206 | }\r | |
207 | \r | |
208 | SdMmcCmdBlk.CommandIndex = SD_SEND_OP_COND;\r | |
209 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
210 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR3;\r | |
211 | \r | |
212 | Switch = S18R ? BIT24 : 0;\r | |
213 | MaxPower = Xpc ? BIT28 : 0;\r | |
214 | HostCapacity = Hcs ? BIT30 : 0;\r | |
215 | \r | |
216 | SdMmcCmdBlk.CommandArgument = (VoltageWindow & 0xFFFFFF) | Switch | MaxPower | HostCapacity;\r | |
217 | \r | |
218 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
219 | if (!EFI_ERROR (Status)) {\r | |
220 | //\r | |
221 | // For details, refer to SD Host Controller Simplified Spec 3.0 Table 2-12.\r | |
222 | //\r | |
223 | *Ocr = SdMmcStatusBlk.Resp0;\r | |
224 | }\r | |
225 | \r | |
226 | return Status;\r | |
227 | }\r | |
228 | \r | |
229 | /**\r | |
230 | Broadcast command ALL_SEND_CID to the bus to ask all the SD devices to send the\r | |
231 | data of their CID registers.\r | |
232 | \r | |
233 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
234 | \r | |
235 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
236 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
237 | \r | |
238 | @retval EFI_SUCCESS The operation is done correctly.\r | |
239 | @retval Others The operation fails.\r | |
240 | \r | |
241 | **/\r | |
242 | EFI_STATUS\r | |
243 | SdCardAllSendCid (\r | |
244 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
245 | IN UINT8 Slot\r | |
246 | )\r | |
247 | {\r | |
248 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
249 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
250 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
251 | EFI_STATUS Status;\r | |
252 | \r | |
253 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
254 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
255 | ZeroMem (&Packet, sizeof (Packet));\r | |
256 | \r | |
257 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
258 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
259 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
260 | \r | |
261 | SdMmcCmdBlk.CommandIndex = SD_ALL_SEND_CID;\r | |
262 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
263 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR2;\r | |
264 | \r | |
265 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
266 | \r | |
267 | return Status;\r | |
268 | }\r | |
269 | \r | |
270 | /**\r | |
271 | Send command SET_RELATIVE_ADDR to the SD device to assign a Relative device\r | |
272 | Address (RCA).\r | |
273 | \r | |
274 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
275 | \r | |
276 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
277 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
278 | @param[out] Rca The relative device address to assign.\r | |
279 | \r | |
280 | @retval EFI_SUCCESS The operation is done correctly.\r | |
281 | @retval Others The operation fails.\r | |
282 | \r | |
283 | **/\r | |
284 | EFI_STATUS\r | |
285 | SdCardSetRca (\r | |
286 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
287 | IN UINT8 Slot,\r | |
288 | OUT UINT16 *Rca\r | |
289 | )\r | |
290 | {\r | |
291 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
292 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
293 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
294 | EFI_STATUS Status;\r | |
295 | \r | |
296 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
297 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
298 | ZeroMem (&Packet, sizeof (Packet));\r | |
299 | \r | |
300 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
301 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
302 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
303 | \r | |
304 | SdMmcCmdBlk.CommandIndex = SD_SET_RELATIVE_ADDR;\r | |
305 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
306 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR6;\r | |
307 | \r | |
308 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
309 | if (!EFI_ERROR (Status)) {\r | |
310 | *Rca = (UINT16)(SdMmcStatusBlk.Resp0 >> 16);\r | |
311 | }\r | |
312 | \r | |
313 | return Status;\r | |
314 | }\r | |
315 | \r | |
48555339 | 316 | \r |
48555339 | 317 | \r |
48555339 | 318 | \r |
48555339 FT |
319 | \r |
320 | /**\r | |
321 | Send command SELECT_DESELECT_CARD to the SD device to select/deselect it.\r | |
322 | \r | |
323 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
324 | \r | |
325 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
326 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
327 | @param[in] Rca The relative device address of selected device.\r | |
328 | \r | |
329 | @retval EFI_SUCCESS The operation is done correctly.\r | |
330 | @retval Others The operation fails.\r | |
331 | \r | |
332 | **/\r | |
333 | EFI_STATUS\r | |
334 | SdCardSelect (\r | |
335 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
336 | IN UINT8 Slot,\r | |
337 | IN UINT16 Rca\r | |
338 | )\r | |
339 | {\r | |
340 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
341 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
342 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
343 | EFI_STATUS Status;\r | |
344 | \r | |
345 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
346 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
347 | ZeroMem (&Packet, sizeof (Packet));\r | |
348 | \r | |
349 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
350 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
351 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
352 | \r | |
353 | SdMmcCmdBlk.CommandIndex = SD_SELECT_DESELECT_CARD;\r | |
354 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
ac30e4c1 FT |
355 | if (Rca != 0) {\r |
356 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1b;\r | |
357 | }\r | |
48555339 FT |
358 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r |
359 | \r | |
360 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
361 | \r | |
362 | return Status;\r | |
363 | }\r | |
364 | \r | |
365 | /**\r | |
366 | Send command VOLTAGE_SWITCH to the SD device to switch the voltage of the device.\r | |
367 | \r | |
368 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
369 | \r | |
370 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
371 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
372 | \r | |
373 | @retval EFI_SUCCESS The operation is done correctly.\r | |
374 | @retval Others The operation fails.\r | |
375 | \r | |
376 | **/\r | |
377 | EFI_STATUS\r | |
378 | SdCardVoltageSwitch (\r | |
379 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
380 | IN UINT8 Slot\r | |
381 | )\r | |
382 | {\r | |
383 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
384 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
385 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
386 | EFI_STATUS Status;\r | |
387 | \r | |
388 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
389 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
390 | ZeroMem (&Packet, sizeof (Packet));\r | |
391 | \r | |
392 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
393 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
394 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
395 | \r | |
396 | SdMmcCmdBlk.CommandIndex = SD_VOLTAGE_SWITCH;\r | |
397 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
398 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
399 | SdMmcCmdBlk.CommandArgument = 0;\r | |
400 | \r | |
401 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
402 | \r | |
403 | return Status;\r | |
404 | }\r | |
405 | \r | |
406 | /**\r | |
407 | Send command SET_BUS_WIDTH to the SD device to set the bus width.\r | |
408 | \r | |
409 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
410 | \r | |
411 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
412 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
413 | @param[in] Rca The relative device address of addressed device.\r | |
414 | @param[in] BusWidth The bus width to be set, it could be 1 or 4.\r | |
415 | \r | |
416 | @retval EFI_SUCCESS The operation is done correctly.\r | |
417 | @retval Others The operation fails.\r | |
418 | \r | |
419 | **/\r | |
420 | EFI_STATUS\r | |
421 | SdCardSetBusWidth (\r | |
422 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
423 | IN UINT8 Slot,\r | |
424 | IN UINT16 Rca,\r | |
425 | IN UINT8 BusWidth\r | |
426 | )\r | |
427 | {\r | |
428 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
429 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
430 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
431 | EFI_STATUS Status;\r | |
432 | UINT8 Value;\r | |
433 | \r | |
434 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
435 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
436 | ZeroMem (&Packet, sizeof (Packet));\r | |
437 | \r | |
438 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
439 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
440 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
441 | \r | |
442 | SdMmcCmdBlk.CommandIndex = SD_APP_CMD;\r | |
443 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
444 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
445 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r | |
446 | \r | |
447 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
448 | if (EFI_ERROR (Status)) {\r | |
449 | return Status;\r | |
450 | }\r | |
451 | \r | |
452 | SdMmcCmdBlk.CommandIndex = SD_SET_BUS_WIDTH;\r | |
453 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
454 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
455 | \r | |
456 | if (BusWidth == 1) {\r | |
457 | Value = 0;\r | |
458 | } else if (BusWidth == 4) {\r | |
459 | Value = 2;\r | |
460 | } else {\r | |
461 | return EFI_INVALID_PARAMETER;\r | |
462 | }\r | |
463 | \r | |
464 | SdMmcCmdBlk.CommandArgument = Value & 0x3;\r | |
465 | \r | |
466 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
467 | return Status;\r | |
468 | }\r | |
469 | \r | |
470 | /**\r | |
471 | Send command SWITCH_FUNC to the SD device to check switchable function or switch card function.\r | |
472 | \r | |
473 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
474 | \r | |
475 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
476 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
477 | @param[in] AccessMode The value for access mode group.\r | |
478 | @param[in] CommandSystem The value for command set group.\r | |
479 | @param[in] DriveStrength The value for drive length group.\r | |
480 | @param[in] PowerLimit The value for power limit group.\r | |
481 | @param[in] Mode Switch or check function.\r | |
6263ae93 | 482 | @param[out] SwitchResp The return switch function status.\r |
48555339 FT |
483 | \r |
484 | @retval EFI_SUCCESS The operation is done correctly.\r | |
485 | @retval Others The operation fails.\r | |
486 | \r | |
487 | **/\r | |
488 | EFI_STATUS\r | |
489 | SdCardSwitch (\r | |
6263ae93 FT |
490 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r |
491 | IN UINT8 Slot,\r | |
492 | IN UINT8 AccessMode,\r | |
493 | IN UINT8 CommandSystem,\r | |
494 | IN UINT8 DriveStrength,\r | |
495 | IN UINT8 PowerLimit,\r | |
496 | IN BOOLEAN Mode,\r | |
497 | OUT UINT8 *SwitchResp\r | |
48555339 FT |
498 | )\r |
499 | {\r | |
500 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
501 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
502 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
503 | EFI_STATUS Status;\r | |
504 | UINT32 ModeValue;\r | |
48555339 FT |
505 | \r |
506 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
507 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
508 | ZeroMem (&Packet, sizeof (Packet));\r | |
509 | \r | |
510 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
511 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
512 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
513 | \r | |
514 | SdMmcCmdBlk.CommandIndex = SD_SWITCH_FUNC;\r | |
515 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAdtc;\r | |
516 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
517 | \r | |
518 | ModeValue = Mode ? BIT31 : 0;\r | |
519 | SdMmcCmdBlk.CommandArgument = (AccessMode & 0xF) | ((PowerLimit & 0xF) << 4) | \\r | |
520 | ((DriveStrength & 0xF) << 8) | ((DriveStrength & 0xF) << 12) | \\r | |
521 | ModeValue;\r | |
522 | \r | |
6263ae93 FT |
523 | Packet.InDataBuffer = SwitchResp;\r |
524 | Packet.InTransferLength = 64;\r | |
48555339 FT |
525 | \r |
526 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
527 | \r | |
528 | return Status;\r | |
529 | }\r | |
530 | \r | |
531 | /**\r | |
532 | Send command SEND_STATUS to the addressed SD device to get its status register.\r | |
533 | \r | |
534 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
535 | \r | |
536 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
537 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
538 | @param[in] Rca The relative device address of addressed device.\r | |
539 | @param[out] DevStatus The returned device status.\r | |
540 | \r | |
541 | @retval EFI_SUCCESS The operation is done correctly.\r | |
542 | @retval Others The operation fails.\r | |
543 | \r | |
544 | **/\r | |
545 | EFI_STATUS\r | |
546 | SdCardSendStatus (\r | |
547 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
548 | IN UINT8 Slot,\r | |
549 | IN UINT16 Rca,\r | |
550 | OUT UINT32 *DevStatus\r | |
551 | )\r | |
552 | {\r | |
553 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
554 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
555 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
556 | EFI_STATUS Status;\r | |
557 | \r | |
558 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
559 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
560 | ZeroMem (&Packet, sizeof (Packet));\r | |
561 | \r | |
562 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
563 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
564 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
565 | \r | |
566 | SdMmcCmdBlk.CommandIndex = SD_SEND_STATUS;\r | |
567 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
568 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
569 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r | |
570 | \r | |
571 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
572 | if (!EFI_ERROR (Status)) {\r | |
573 | *DevStatus = SdMmcStatusBlk.Resp0;\r | |
574 | }\r | |
575 | \r | |
576 | return Status;\r | |
577 | }\r | |
578 | \r | |
579 | /**\r | |
580 | Send command SEND_TUNING_BLOCK to the SD device for HS200 optimal sampling point\r | |
581 | detection.\r | |
582 | \r | |
583 | It may be sent up to 40 times until the host finishes the tuning procedure.\r | |
584 | \r | |
585 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
586 | \r | |
587 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
588 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
589 | \r | |
590 | @retval EFI_SUCCESS The operation is done correctly.\r | |
591 | @retval Others The operation fails.\r | |
592 | \r | |
593 | **/\r | |
594 | EFI_STATUS\r | |
595 | SdCardSendTuningBlk (\r | |
596 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
597 | IN UINT8 Slot\r | |
598 | )\r | |
599 | {\r | |
600 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
601 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
602 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
603 | EFI_STATUS Status;\r | |
604 | UINT8 TuningBlock[64];\r | |
605 | \r | |
606 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
607 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
608 | ZeroMem (&Packet, sizeof (Packet));\r | |
609 | \r | |
610 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
611 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
612 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
613 | \r | |
614 | SdMmcCmdBlk.CommandIndex = SD_SEND_TUNING_BLOCK;\r | |
615 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAdtc;\r | |
616 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
617 | SdMmcCmdBlk.CommandArgument = 0;\r | |
618 | \r | |
619 | Packet.InDataBuffer = TuningBlock;\r | |
620 | Packet.InTransferLength = sizeof (TuningBlock);\r | |
621 | \r | |
622 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
623 | \r | |
624 | return Status;\r | |
625 | }\r | |
626 | \r | |
627 | /**\r | |
628 | Tunning the sampling point of SDR104 or SDR50 bus speed mode.\r | |
629 | \r | |
630 | Command SD_SEND_TUNING_BLOCK may be sent up to 40 times until the host finishes the\r | |
631 | tuning procedure.\r | |
632 | \r | |
633 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 and\r | |
634 | SD Host Controller Simplified Spec 3.0 section Figure 3-7 for details.\r | |
635 | \r | |
636 | @param[in] PciIo A pointer to the EFI_PCI_IO_PROTOCOL instance.\r | |
637 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
638 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
639 | \r | |
640 | @retval EFI_SUCCESS The operation is done correctly.\r | |
641 | @retval Others The operation fails.\r | |
642 | \r | |
643 | **/\r | |
644 | EFI_STATUS\r | |
645 | SdCardTuningClock (\r | |
646 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
647 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
648 | IN UINT8 Slot\r | |
649 | )\r | |
650 | {\r | |
651 | EFI_STATUS Status;\r | |
652 | UINT8 HostCtrl2;\r | |
653 | UINT8 Retry;\r | |
654 | \r | |
655 | //\r | |
656 | // Notify the host that the sampling clock tuning procedure starts.\r | |
657 | //\r | |
658 | HostCtrl2 = BIT6;\r | |
659 | Status = SdMmcHcOrMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, sizeof (HostCtrl2), &HostCtrl2);\r | |
660 | if (EFI_ERROR (Status)) {\r | |
661 | return Status;\r | |
662 | }\r | |
663 | //\r | |
664 | // Ask the device to send a sequence of tuning blocks till the tuning procedure is done.\r | |
665 | //\r | |
666 | Retry = 0;\r | |
667 | do {\r | |
668 | Status = SdCardSendTuningBlk (PassThru, Slot);\r | |
669 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 670 | DEBUG ((DEBUG_ERROR, "SdCardSendTuningBlk: Send tuning block fails with %r\n", Status));\r |
48555339 FT |
671 | return Status;\r |
672 | }\r | |
673 | \r | |
674 | Status = SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, TRUE, sizeof (HostCtrl2), &HostCtrl2);\r | |
675 | if (EFI_ERROR (Status)) {\r | |
676 | return Status;\r | |
677 | }\r | |
678 | \r | |
8c983d3e | 679 | if ((HostCtrl2 & (BIT6 | BIT7)) == 0) {\r |
48555339 FT |
680 | break;\r |
681 | }\r | |
8c983d3e FT |
682 | if ((HostCtrl2 & (BIT6 | BIT7)) == BIT7) {\r |
683 | return EFI_SUCCESS;\r | |
684 | }\r | |
48555339 FT |
685 | } while (++Retry < 40);\r |
686 | \r | |
e27ccaba | 687 | DEBUG ((DEBUG_ERROR, "SdCardTuningClock: Send tuning block fails at %d times with HostCtrl2 %02x\n", Retry, HostCtrl2));\r |
8c983d3e FT |
688 | //\r |
689 | // Abort the tuning procedure and reset the tuning circuit.\r | |
690 | //\r | |
691 | HostCtrl2 = (UINT8)~(BIT6 | BIT7);\r | |
692 | Status = SdMmcHcAndMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, sizeof (HostCtrl2), &HostCtrl2);\r | |
693 | if (EFI_ERROR (Status)) {\r | |
694 | return Status;\r | |
48555339 | 695 | }\r |
8c983d3e | 696 | return EFI_DEVICE_ERROR;\r |
48555339 FT |
697 | }\r |
698 | \r | |
699 | /**\r | |
700 | Switch the bus width to specified width.\r | |
701 | \r | |
702 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 and\r | |
703 | SD Host Controller Simplified Spec 3.0 section Figure 3-7 for details.\r | |
704 | \r | |
705 | @param[in] PciIo A pointer to the EFI_PCI_IO_PROTOCOL instance.\r | |
706 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
707 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
708 | @param[in] Rca The relative device address to be assigned.\r | |
709 | @param[in] BusWidth The bus width to be set, it could be 4 or 8.\r | |
710 | \r | |
711 | @retval EFI_SUCCESS The operation is done correctly.\r | |
712 | @retval Others The operation fails.\r | |
713 | \r | |
714 | **/\r | |
715 | EFI_STATUS\r | |
716 | SdCardSwitchBusWidth (\r | |
717 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
718 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
719 | IN UINT8 Slot,\r | |
720 | IN UINT16 Rca,\r | |
721 | IN UINT8 BusWidth\r | |
722 | )\r | |
723 | {\r | |
724 | EFI_STATUS Status;\r | |
725 | UINT32 DevStatus;\r | |
726 | \r | |
727 | Status = SdCardSetBusWidth (PassThru, Slot, Rca, BusWidth);\r | |
728 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 729 | DEBUG ((DEBUG_ERROR, "SdCardSwitchBusWidth: Switch to bus width %d fails with %r\n", BusWidth, Status));\r |
48555339 FT |
730 | return Status;\r |
731 | }\r | |
732 | \r | |
733 | Status = SdCardSendStatus (PassThru, Slot, Rca, &DevStatus);\r | |
734 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 735 | DEBUG ((DEBUG_ERROR, "SdCardSwitchBusWidth: Send status fails with %r\n", Status));\r |
48555339 FT |
736 | return Status;\r |
737 | }\r | |
738 | //\r | |
739 | // Check the switch operation is really successful or not.\r | |
740 | //\r | |
741 | if ((DevStatus >> 16) != 0) {\r | |
e27ccaba | 742 | DEBUG ((DEBUG_ERROR, "SdCardSwitchBusWidth: The switch operation fails as DevStatus is 0x%08x\n", DevStatus));\r |
48555339 FT |
743 | return EFI_DEVICE_ERROR;\r |
744 | }\r | |
745 | \r | |
746 | Status = SdMmcHcSetBusWidth (PciIo, Slot, BusWidth);\r | |
747 | \r | |
748 | return Status;\r | |
749 | }\r | |
750 | \r | |
751 | /**\r | |
752 | Switch the high speed timing according to request.\r | |
753 | \r | |
754 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 and\r | |
755 | SD Host Controller Simplified Spec 3.0 section Figure 2-29 for details.\r | |
756 | \r | |
757 | @param[in] PciIo A pointer to the EFI_PCI_IO_PROTOCOL instance.\r | |
758 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
759 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
760 | @param[in] Rca The relative device address to be assigned.\r | |
761 | @param[in] S18A The boolean to show if it's a UHS-I SD card.\r | |
762 | \r | |
763 | @retval EFI_SUCCESS The operation is done correctly.\r | |
764 | @retval Others The operation fails.\r | |
765 | \r | |
766 | **/\r | |
767 | EFI_STATUS\r | |
768 | SdCardSetBusMode (\r | |
769 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
770 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
771 | IN UINT8 Slot,\r | |
772 | IN UINT16 Rca,\r | |
773 | IN BOOLEAN S18A\r | |
774 | )\r | |
775 | {\r | |
776 | EFI_STATUS Status;\r | |
777 | SD_MMC_HC_SLOT_CAP *Capability;\r | |
778 | UINT32 ClockFreq;\r | |
779 | UINT8 BusWidth;\r | |
780 | UINT8 AccessMode;\r | |
781 | UINT8 HostCtrl1;\r | |
6263ae93 | 782 | UINT8 SwitchResp[64];\r |
a4708009 | 783 | SD_MMC_BUS_MODE Timing;\r |
48555339 FT |
784 | SD_MMC_HC_PRIVATE_DATA *Private;\r |
785 | \r | |
786 | Private = SD_MMC_HC_PRIVATE_FROM_THIS (PassThru);\r | |
787 | \r | |
788 | Capability = &Private->Capability[Slot];\r | |
789 | \r | |
790 | Status = SdCardSelect (PassThru, Slot, Rca);\r | |
791 | if (EFI_ERROR (Status)) {\r | |
792 | return Status;\r | |
793 | }\r | |
794 | \r | |
795 | BusWidth = 4;\r | |
796 | \r | |
797 | Status = SdCardSwitchBusWidth (PciIo, PassThru, Slot, Rca, BusWidth);\r | |
798 | if (EFI_ERROR (Status)) {\r | |
799 | return Status;\r | |
800 | }\r | |
48555339 | 801 | //\r |
6263ae93 FT |
802 | // Get the supported bus speed from SWITCH cmd return data group #1.\r |
803 | //\r | |
804 | Status = SdCardSwitch (PassThru, Slot, 0xF, 0xF, 0xF, 0xF, FALSE, SwitchResp);\r | |
805 | if (EFI_ERROR (Status)) {\r | |
806 | return Status;\r | |
807 | }\r | |
808 | //\r | |
809 | // Calculate supported bus speed/bus width/clock frequency by host and device capability.\r | |
48555339 FT |
810 | //\r |
811 | ClockFreq = 0;\r | |
6263ae93 | 812 | if (S18A && (Capability->Sdr104 != 0) && ((SwitchResp[13] & BIT3) != 0)) {\r |
48555339 FT |
813 | ClockFreq = 208;\r |
814 | AccessMode = 3;\r | |
a4708009 | 815 | Timing = SdMmcUhsSdr104;\r |
6263ae93 | 816 | } else if (S18A && (Capability->Sdr50 != 0) && ((SwitchResp[13] & BIT2) != 0)) {\r |
48555339 FT |
817 | ClockFreq = 100;\r |
818 | AccessMode = 2;\r | |
a4708009 | 819 | Timing = SdMmcUhsSdr50;\r |
6263ae93 | 820 | } else if (S18A && (Capability->Ddr50 != 0) && ((SwitchResp[13] & BIT4) != 0)) {\r |
48555339 FT |
821 | ClockFreq = 50;\r |
822 | AccessMode = 4;\r | |
a4708009 | 823 | Timing = SdMmcUhsDdr50;\r |
6263ae93 | 824 | } else if ((SwitchResp[13] & BIT1) != 0) {\r |
48555339 FT |
825 | ClockFreq = 50;\r |
826 | AccessMode = 1;\r | |
a4708009 | 827 | Timing = SdMmcUhsSdr25;\r |
6263ae93 FT |
828 | } else {\r |
829 | ClockFreq = 25;\r | |
830 | AccessMode = 0;\r | |
a4708009 | 831 | Timing = SdMmcUhsSdr12;\r |
48555339 FT |
832 | }\r |
833 | \r | |
6263ae93 | 834 | Status = SdCardSwitch (PassThru, Slot, AccessMode, 0xF, 0xF, 0xF, TRUE, SwitchResp);\r |
48555339 FT |
835 | if (EFI_ERROR (Status)) {\r |
836 | return Status;\r | |
837 | }\r | |
838 | \r | |
6263ae93 | 839 | if ((SwitchResp[16] & 0xF) != AccessMode) {\r |
e27ccaba | 840 | DEBUG ((DEBUG_ERROR, "SdCardSetBusMode: Switch to AccessMode %d ClockFreq %d BusWidth %d fails! The Switch response is 0x%1x\n", AccessMode, ClockFreq, BusWidth, SwitchResp[16] & 0xF));\r |
6263ae93 FT |
841 | return EFI_DEVICE_ERROR;\r |
842 | }\r | |
843 | \r | |
e27ccaba | 844 | DEBUG ((DEBUG_INFO, "SdCardSetBusMode: Switch to AccessMode %d ClockFreq %d BusWidth %d\n", AccessMode, ClockFreq, BusWidth));\r |
6263ae93 | 845 | \r |
48555339 FT |
846 | //\r |
847 | // Set to Hight Speed timing\r | |
848 | //\r | |
849 | if (AccessMode == 1) {\r | |
850 | HostCtrl1 = BIT2;\r | |
851 | Status = SdMmcHcOrMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL1, sizeof (HostCtrl1), &HostCtrl1);\r | |
852 | if (EFI_ERROR (Status)) {\r | |
853 | return Status;\r | |
854 | }\r | |
855 | }\r | |
856 | \r | |
a4708009 | 857 | Status = SdMmcHcUhsSignaling (Private->ControllerHandle, PciIo, Slot, Timing);\r |
48555339 FT |
858 | if (EFI_ERROR (Status)) {\r |
859 | return Status;\r | |
860 | }\r | |
861 | \r | |
b5547b9c | 862 | Status = SdMmcHcClockSupply (PciIo, Slot, ClockFreq * 1000, Private->BaseClkFreq[Slot], Private->ControllerVersion[Slot]);\r |
48555339 FT |
863 | if (EFI_ERROR (Status)) {\r |
864 | return Status;\r | |
865 | }\r | |
866 | \r | |
b7b803a6 TM |
867 | if (mOverride != NULL && mOverride->NotifyPhase != NULL) {\r |
868 | Status = mOverride->NotifyPhase (\r | |
869 | Private->ControllerHandle,\r | |
870 | Slot,\r | |
871 | EdkiiSdMmcSwitchClockFreqPost,\r | |
872 | &Timing\r | |
873 | );\r | |
874 | if (EFI_ERROR (Status)) {\r | |
875 | DEBUG ((\r | |
876 | DEBUG_ERROR,\r | |
877 | "%a: SD/MMC switch clock freq post notifier callback failed - %r\n",\r | |
878 | __FUNCTION__,\r | |
879 | Status\r | |
880 | ));\r | |
881 | return Status;\r | |
882 | }\r | |
883 | }\r | |
884 | \r | |
48555339 FT |
885 | if ((AccessMode == 3) || ((AccessMode == 2) && (Capability->TuningSDR50 != 0))) {\r |
886 | Status = SdCardTuningClock (PciIo, PassThru, Slot);\r | |
887 | if (EFI_ERROR (Status)) {\r | |
888 | return Status;\r | |
889 | }\r | |
890 | }\r | |
891 | \r | |
892 | return Status;\r | |
893 | }\r | |
894 | \r | |
895 | /**\r | |
896 | Execute SD device identification procedure.\r | |
897 | \r | |
898 | Refer to SD Physical Layer Simplified Spec 4.1 Section 3.6 for details.\r | |
899 | \r | |
900 | @param[in] Private A pointer to the SD_MMC_HC_PRIVATE_DATA instance.\r | |
901 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
902 | \r | |
903 | @retval EFI_SUCCESS There is a SD card.\r | |
904 | @retval Others There is not a SD card.\r | |
905 | \r | |
906 | **/\r | |
907 | EFI_STATUS\r | |
908 | SdCardIdentification (\r | |
909 | IN SD_MMC_HC_PRIVATE_DATA *Private,\r | |
910 | IN UINT8 Slot\r | |
911 | )\r | |
912 | {\r | |
913 | EFI_STATUS Status;\r | |
914 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
915 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
916 | UINT32 Ocr;\r | |
917 | UINT16 Rca;\r | |
918 | BOOLEAN Xpc;\r | |
919 | BOOLEAN S18r;\r | |
920 | UINT64 MaxCurrent;\r | |
921 | UINT16 ControllerVer;\r | |
922 | UINT8 PowerCtrl;\r | |
923 | UINT32 PresentState;\r | |
924 | UINT8 HostCtrl2;\r | |
ec86d285 | 925 | UINTN Retry;\r |
48555339 FT |
926 | \r |
927 | PciIo = Private->PciIo;\r | |
928 | PassThru = &Private->PassThru;\r | |
929 | //\r | |
930 | // 1. Send Cmd0 to the device\r | |
931 | //\r | |
932 | Status = SdCardReset (PassThru, Slot);\r | |
933 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 934 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Executing Cmd0 fails with %r\n", Status));\r |
48555339 FT |
935 | return Status;\r |
936 | }\r | |
937 | //\r | |
938 | // 2. Send Cmd8 to the device\r | |
939 | //\r | |
940 | Status = SdCardVoltageCheck (PassThru, Slot, 0x1, 0xFF);\r | |
941 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 942 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Executing Cmd8 fails with %r\n", Status));\r |
48555339 FT |
943 | return Status;\r |
944 | }\r | |
945 | //\r | |
946 | // 3. Send SDIO Cmd5 to the device to the SDIO device OCR register.\r | |
947 | //\r | |
948 | Status = SdioSendOpCond (PassThru, Slot, 0, FALSE);\r | |
949 | if (!EFI_ERROR (Status)) {\r | |
e27ccaba | 950 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Found SDIO device, ignore it as we don't support\n"));\r |
48555339 FT |
951 | return EFI_DEVICE_ERROR;\r |
952 | }\r | |
953 | //\r | |
954 | // 4. Send Acmd41 with voltage window 0 to the device\r | |
955 | //\r | |
956 | Status = SdCardSendOpCond (PassThru, Slot, 0, 0, FALSE, FALSE, FALSE, &Ocr);\r | |
957 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 958 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Executing SdCardSendOpCond fails with %r\n", Status));\r |
48555339 FT |
959 | return EFI_DEVICE_ERROR;\r |
960 | }\r | |
961 | \r | |
962 | if (Private->Capability[Slot].Voltage33 != 0) {\r | |
963 | //\r | |
964 | // Support 3.3V\r | |
965 | //\r | |
966 | MaxCurrent = ((UINT32)Private->MaxCurrent[Slot] & 0xFF) * 4;\r | |
967 | } else if (Private->Capability[Slot].Voltage30 != 0) {\r | |
968 | //\r | |
969 | // Support 3.0V\r | |
970 | //\r | |
971 | MaxCurrent = (((UINT32)Private->MaxCurrent[Slot] >> 8) & 0xFF) * 4;\r | |
972 | } else if (Private->Capability[Slot].Voltage18 != 0) {\r | |
973 | //\r | |
974 | // Support 1.8V\r | |
975 | //\r | |
976 | MaxCurrent = (((UINT32)Private->MaxCurrent[Slot] >> 16) & 0xFF) * 4;\r | |
977 | } else {\r | |
978 | ASSERT (FALSE);\r | |
979 | return EFI_DEVICE_ERROR;\r | |
980 | }\r | |
981 | \r | |
982 | if (MaxCurrent >= 150) {\r | |
983 | Xpc = TRUE;\r | |
984 | } else {\r | |
985 | Xpc = FALSE;\r | |
986 | }\r | |
987 | \r | |
988 | Status = SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_CTRL_VER, TRUE, sizeof (ControllerVer), &ControllerVer);\r | |
989 | if (EFI_ERROR (Status)) {\r | |
990 | return Status;\r | |
991 | }\r | |
992 | \r | |
bbce0015 JB |
993 | if (((ControllerVer & 0xFF) >= SD_MMC_HC_CTRL_VER_300) &&\r |
994 | ((ControllerVer & 0xFF) <= SD_MMC_HC_CTRL_VER_420)) {\r | |
48555339 | 995 | S18r = TRUE;\r |
bdf038cc | 996 | } else if (((ControllerVer & 0xFF) == SD_MMC_HC_CTRL_VER_100) || ((ControllerVer & 0xFF) == SD_MMC_HC_CTRL_VER_200)) {\r |
48555339 FT |
997 | S18r = FALSE;\r |
998 | } else {\r | |
999 | ASSERT (FALSE);\r | |
1000 | return EFI_UNSUPPORTED;\r | |
1001 | }\r | |
1002 | //\r | |
1003 | // 5. Repeatly send Acmd41 with supply voltage window to the device.\r | |
1004 | // Note here we only support the cards complied with SD physical\r | |
1005 | // layer simplified spec version 2.0 and version 3.0 and above.\r | |
1006 | //\r | |
ec86d285 FT |
1007 | Ocr = 0;\r |
1008 | Retry = 0;\r | |
48555339 FT |
1009 | do {\r |
1010 | Status = SdCardSendOpCond (PassThru, Slot, 0, Ocr, S18r, Xpc, TRUE, &Ocr);\r | |
1011 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 1012 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SdCardSendOpCond fails with %r Ocr %x, S18r %x, Xpc %x\n", Status, Ocr, S18r, Xpc));\r |
48555339 FT |
1013 | return EFI_DEVICE_ERROR;\r |
1014 | }\r | |
ec86d285 FT |
1015 | \r |
1016 | if (Retry++ == 100) {\r | |
1017 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SdCardSendOpCond fails too many times\n"));\r | |
1018 | return EFI_DEVICE_ERROR;\r | |
1019 | }\r | |
1020 | gBS->Stall(10 * 1000);\r | |
48555339 FT |
1021 | } while ((Ocr & BIT31) == 0);\r |
1022 | \r | |
1023 | //\r | |
1024 | // 6. If the S18A bit is set and the Host Controller supports 1.8V signaling\r | |
1025 | // (One of support bits is set to 1: SDR50, SDR104 or DDR50 in the\r | |
1026 | // Capabilities register), switch its voltage to 1.8V.\r | |
1027 | //\r | |
1028 | if ((Private->Capability[Slot].Sdr50 != 0 ||\r | |
1029 | Private->Capability[Slot].Sdr104 != 0 ||\r | |
1030 | Private->Capability[Slot].Ddr50 != 0) &&\r | |
1031 | ((Ocr & BIT24) != 0)) {\r | |
1032 | Status = SdCardVoltageSwitch (PassThru, Slot);\r | |
1033 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 1034 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: Executing SdCardVoltageSwitch fails with %r\n", Status));\r |
48555339 FT |
1035 | Status = EFI_DEVICE_ERROR;\r |
1036 | goto Error;\r | |
1037 | } else {\r | |
1038 | Status = SdMmcHcStopClock (PciIo, Slot);\r | |
1039 | if (EFI_ERROR (Status)) {\r | |
1040 | Status = EFI_DEVICE_ERROR;\r | |
1041 | goto Error;\r | |
1042 | }\r | |
1043 | \r | |
1044 | SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_PRESENT_STATE, TRUE, sizeof (PresentState), &PresentState);\r | |
1045 | if (((PresentState >> 20) & 0xF) != 0) {\r | |
e27ccaba | 1046 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SwitchVoltage fails with PresentState = 0x%x\n", PresentState));\r |
48555339 FT |
1047 | Status = EFI_DEVICE_ERROR;\r |
1048 | goto Error;\r | |
1049 | }\r | |
1050 | HostCtrl2 = BIT3;\r | |
1051 | SdMmcHcOrMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, sizeof (HostCtrl2), &HostCtrl2);\r | |
1052 | \r | |
1053 | gBS->Stall (5000);\r | |
1054 | \r | |
1055 | SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, TRUE, sizeof (HostCtrl2), &HostCtrl2);\r | |
1056 | if ((HostCtrl2 & BIT3) == 0) {\r | |
e27ccaba | 1057 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SwitchVoltage fails with HostCtrl2 = 0x%x\n", HostCtrl2));\r |
48555339 FT |
1058 | Status = EFI_DEVICE_ERROR;\r |
1059 | goto Error;\r | |
1060 | }\r | |
1061 | \r | |
b5547b9c | 1062 | SdMmcHcInitClockFreq (PciIo, Slot, Private->BaseClkFreq[Slot], Private->ControllerVersion[Slot]);\r |
48555339 | 1063 | \r |
2a8b78cf | 1064 | gBS->Stall (1000);\r |
48555339 FT |
1065 | \r |
1066 | SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_PRESENT_STATE, TRUE, sizeof (PresentState), &PresentState);\r | |
1067 | if (((PresentState >> 20) & 0xF) != 0xF) {\r | |
e27ccaba | 1068 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SwitchVoltage fails with PresentState = 0x%x, It should be 0xF\n", PresentState));\r |
48555339 FT |
1069 | Status = EFI_DEVICE_ERROR;\r |
1070 | goto Error;\r | |
1071 | }\r | |
1072 | }\r | |
e27ccaba | 1073 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Switch to 1.8v signal voltage success\n"));\r |
48555339 FT |
1074 | }\r |
1075 | \r | |
1076 | Status = SdCardAllSendCid (PassThru, Slot);\r | |
1077 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 1078 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: Executing SdCardAllSendCid fails with %r\n", Status));\r |
48555339 FT |
1079 | return Status;\r |
1080 | }\r | |
1081 | \r | |
1082 | Status = SdCardSetRca (PassThru, Slot, &Rca);\r | |
1083 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 1084 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: Executing SdCardSetRca fails with %r\n", Status));\r |
48555339 FT |
1085 | return Status;\r |
1086 | }\r | |
1087 | //\r | |
1088 | // Enter Data Tranfer Mode.\r | |
1089 | //\r | |
e27ccaba | 1090 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Found a SD device at slot [%d]\n", Slot));\r |
48555339 FT |
1091 | Private->Slot[Slot].CardType = SdCardType;\r |
1092 | \r | |
1093 | Status = SdCardSetBusMode (PciIo, PassThru, Slot, Rca, ((Ocr & BIT24) != 0));\r | |
1094 | \r | |
1095 | return Status;\r | |
1096 | \r | |
1097 | Error:\r | |
1098 | //\r | |
1099 | // Set SD Bus Power = 0\r | |
1100 | //\r | |
1101 | PowerCtrl = (UINT8)~BIT0;\r | |
1102 | Status = SdMmcHcAndMmio (PciIo, Slot, SD_MMC_HC_POWER_CTRL, sizeof (PowerCtrl), &PowerCtrl);\r | |
1103 | return EFI_DEVICE_ERROR;\r | |
1104 | }\r | |
1105 | \r |