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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 |
48555339 FT |
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 | #include "SdMmcPciHcDxe.h"\r | |
17 | \r | |
18 | /**\r | |
19 | Send command GO_IDLE_STATE to the device to make it go to Idle State.\r | |
20 | \r | |
21 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
22 | \r | |
23 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
24 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
25 | \r | |
26 | @retval EFI_SUCCESS The SD device is reset correctly.\r | |
27 | @retval Others The device reset fails.\r | |
28 | \r | |
29 | **/\r | |
30 | EFI_STATUS\r | |
31 | SdCardReset (\r | |
32 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
33 | IN UINT8 Slot\r | |
34 | )\r | |
35 | {\r | |
36 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
37 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
38 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
39 | EFI_STATUS Status;\r | |
40 | \r | |
41 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
42 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
43 | ZeroMem (&Packet, sizeof (Packet));\r | |
44 | \r | |
45 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
46 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
47 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
48 | \r | |
49 | SdMmcCmdBlk.CommandIndex = SD_GO_IDLE_STATE;\r | |
50 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBc;\r | |
51 | \r | |
52 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
53 | \r | |
54 | return Status;\r | |
55 | }\r | |
56 | \r | |
57 | /**\r | |
58 | Send command SEND_IF_COND to the device to inquiry the SD Memory Card interface\r | |
59 | condition.\r | |
60 | \r | |
61 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
62 | \r | |
63 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
64 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
65 | @param[in] SupplyVoltage The supplied voltage by the host.\r | |
66 | @param[in] CheckPattern The check pattern to be sent to the device.\r | |
67 | \r | |
68 | @retval EFI_SUCCESS The operation is done correctly.\r | |
69 | @retval Others The operation fails.\r | |
70 | \r | |
71 | **/\r | |
72 | EFI_STATUS\r | |
73 | SdCardVoltageCheck (\r | |
74 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
75 | IN UINT8 Slot,\r | |
76 | IN UINT8 SupplyVoltage,\r | |
77 | IN UINT8 CheckPattern\r | |
78 | )\r | |
79 | {\r | |
80 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
81 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
82 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
83 | EFI_STATUS Status;\r | |
84 | \r | |
85 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
86 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
87 | ZeroMem (&Packet, sizeof (Packet));\r | |
88 | \r | |
89 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
90 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
91 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
92 | \r | |
93 | SdMmcCmdBlk.CommandIndex = SD_SEND_IF_COND;\r | |
94 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
95 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR7;\r | |
96 | SdMmcCmdBlk.CommandArgument = (SupplyVoltage << 8) | CheckPattern;\r | |
97 | \r | |
98 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
99 | \r | |
100 | if (!EFI_ERROR (Status)) {\r | |
101 | if (SdMmcStatusBlk.Resp0 != SdMmcCmdBlk.CommandArgument) {\r | |
102 | return EFI_DEVICE_ERROR;\r | |
103 | }\r | |
104 | }\r | |
105 | \r | |
106 | return Status;\r | |
107 | }\r | |
108 | \r | |
109 | /**\r | |
110 | Send command SDIO_SEND_OP_COND to the device to see whether it is SDIO device.\r | |
111 | \r | |
112 | Refer to SDIO Simplified Spec 3 Section 3.2 for details.\r | |
113 | \r | |
114 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
115 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
116 | @param[in] VoltageWindow The supply voltage window.\r | |
117 | @param[in] S18R The boolean to show if it should switch to 1.8v.\r | |
118 | \r | |
119 | @retval EFI_SUCCESS The operation is done correctly.\r | |
120 | @retval Others The operation fails.\r | |
121 | \r | |
122 | **/\r | |
123 | EFI_STATUS\r | |
124 | SdioSendOpCond (\r | |
125 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
126 | IN UINT8 Slot,\r | |
127 | IN UINT32 VoltageWindow,\r | |
128 | IN BOOLEAN S18R\r | |
129 | )\r | |
130 | {\r | |
131 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
132 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
133 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
134 | EFI_STATUS Status;\r | |
135 | UINT32 Switch;\r | |
136 | \r | |
137 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
138 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
139 | ZeroMem (&Packet, sizeof (Packet));\r | |
140 | \r | |
141 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
142 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
143 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
144 | \r | |
145 | SdMmcCmdBlk.CommandIndex = SDIO_SEND_OP_COND;\r | |
146 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
147 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR4;\r | |
148 | \r | |
149 | Switch = S18R ? BIT24 : 0;\r | |
150 | \r | |
151 | SdMmcCmdBlk.CommandArgument = (VoltageWindow & 0xFFFFFF) | Switch;\r | |
152 | \r | |
153 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
154 | \r | |
155 | return Status;\r | |
156 | }\r | |
157 | \r | |
158 | /**\r | |
159 | Send command SD_SEND_OP_COND to the device to see whether it is SDIO device.\r | |
160 | \r | |
161 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
162 | \r | |
163 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
164 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
165 | @param[in] Rca The relative device address of addressed device.\r | |
166 | @param[in] VoltageWindow The supply voltage window.\r | |
167 | @param[in] S18R The boolean to show if it should switch to 1.8v.\r | |
168 | @param[in] Xpc The boolean to show if it should provide 0.36w power control.\r | |
169 | @param[in] Hcs The boolean to show if it support host capacity info.\r | |
170 | @param[out] Ocr The buffer to store returned OCR register value.\r | |
171 | \r | |
172 | @retval EFI_SUCCESS The operation is done correctly.\r | |
173 | @retval Others The operation fails.\r | |
174 | \r | |
175 | **/\r | |
176 | EFI_STATUS\r | |
177 | SdCardSendOpCond (\r | |
178 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
179 | IN UINT8 Slot,\r | |
180 | IN UINT16 Rca,\r | |
181 | IN UINT32 VoltageWindow,\r | |
182 | IN BOOLEAN S18R,\r | |
183 | IN BOOLEAN Xpc,\r | |
184 | IN BOOLEAN Hcs,\r | |
185 | OUT UINT32 *Ocr\r | |
186 | )\r | |
187 | {\r | |
188 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
189 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
190 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
191 | EFI_STATUS Status;\r | |
192 | UINT32 Switch;\r | |
193 | UINT32 MaxPower;\r | |
194 | UINT32 HostCapacity;\r | |
195 | \r | |
196 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
197 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
198 | ZeroMem (&Packet, sizeof (Packet));\r | |
199 | \r | |
200 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
201 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
202 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
203 | \r | |
204 | SdMmcCmdBlk.CommandIndex = SD_APP_CMD;\r | |
205 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
206 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
207 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r | |
208 | \r | |
209 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
210 | if (EFI_ERROR (Status)) {\r | |
211 | return Status;\r | |
212 | }\r | |
213 | \r | |
214 | SdMmcCmdBlk.CommandIndex = SD_SEND_OP_COND;\r | |
215 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
216 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR3;\r | |
217 | \r | |
218 | Switch = S18R ? BIT24 : 0;\r | |
219 | MaxPower = Xpc ? BIT28 : 0;\r | |
220 | HostCapacity = Hcs ? BIT30 : 0;\r | |
221 | \r | |
222 | SdMmcCmdBlk.CommandArgument = (VoltageWindow & 0xFFFFFF) | Switch | MaxPower | HostCapacity;\r | |
223 | \r | |
224 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
225 | if (!EFI_ERROR (Status)) {\r | |
226 | //\r | |
227 | // For details, refer to SD Host Controller Simplified Spec 3.0 Table 2-12.\r | |
228 | //\r | |
229 | *Ocr = SdMmcStatusBlk.Resp0;\r | |
230 | }\r | |
231 | \r | |
232 | return Status;\r | |
233 | }\r | |
234 | \r | |
235 | /**\r | |
236 | Broadcast command ALL_SEND_CID to the bus to ask all the SD devices to send the\r | |
237 | data of their CID registers.\r | |
238 | \r | |
239 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
240 | \r | |
241 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
242 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
243 | \r | |
244 | @retval EFI_SUCCESS The operation is done correctly.\r | |
245 | @retval Others The operation fails.\r | |
246 | \r | |
247 | **/\r | |
248 | EFI_STATUS\r | |
249 | SdCardAllSendCid (\r | |
250 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
251 | IN UINT8 Slot\r | |
252 | )\r | |
253 | {\r | |
254 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
255 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
256 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
257 | EFI_STATUS Status;\r | |
258 | \r | |
259 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
260 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
261 | ZeroMem (&Packet, sizeof (Packet));\r | |
262 | \r | |
263 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
264 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
265 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
266 | \r | |
267 | SdMmcCmdBlk.CommandIndex = SD_ALL_SEND_CID;\r | |
268 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
269 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR2;\r | |
270 | \r | |
271 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
272 | \r | |
273 | return Status;\r | |
274 | }\r | |
275 | \r | |
276 | /**\r | |
277 | Send command SET_RELATIVE_ADDR to the SD device to assign a Relative device\r | |
278 | Address (RCA).\r | |
279 | \r | |
280 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
281 | \r | |
282 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
283 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
284 | @param[out] Rca The relative device address to assign.\r | |
285 | \r | |
286 | @retval EFI_SUCCESS The operation is done correctly.\r | |
287 | @retval Others The operation fails.\r | |
288 | \r | |
289 | **/\r | |
290 | EFI_STATUS\r | |
291 | SdCardSetRca (\r | |
292 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
293 | IN UINT8 Slot,\r | |
294 | OUT UINT16 *Rca\r | |
295 | )\r | |
296 | {\r | |
297 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
298 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
299 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
300 | EFI_STATUS Status;\r | |
301 | \r | |
302 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
303 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
304 | ZeroMem (&Packet, sizeof (Packet));\r | |
305 | \r | |
306 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
307 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
308 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
309 | \r | |
310 | SdMmcCmdBlk.CommandIndex = SD_SET_RELATIVE_ADDR;\r | |
311 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
312 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR6;\r | |
313 | \r | |
314 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
315 | if (!EFI_ERROR (Status)) {\r | |
316 | *Rca = (UINT16)(SdMmcStatusBlk.Resp0 >> 16);\r | |
317 | }\r | |
318 | \r | |
319 | return Status;\r | |
320 | }\r | |
321 | \r | |
48555339 | 322 | \r |
48555339 | 323 | \r |
48555339 | 324 | \r |
48555339 FT |
325 | \r |
326 | /**\r | |
327 | Send command SELECT_DESELECT_CARD to the SD device to select/deselect it.\r | |
328 | \r | |
329 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
330 | \r | |
331 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
332 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
333 | @param[in] Rca The relative device address of selected device.\r | |
334 | \r | |
335 | @retval EFI_SUCCESS The operation is done correctly.\r | |
336 | @retval Others The operation fails.\r | |
337 | \r | |
338 | **/\r | |
339 | EFI_STATUS\r | |
340 | SdCardSelect (\r | |
341 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
342 | IN UINT8 Slot,\r | |
343 | IN UINT16 Rca\r | |
344 | )\r | |
345 | {\r | |
346 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
347 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
348 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
349 | EFI_STATUS Status;\r | |
350 | \r | |
351 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
352 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
353 | ZeroMem (&Packet, sizeof (Packet));\r | |
354 | \r | |
355 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
356 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
357 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
358 | \r | |
359 | SdMmcCmdBlk.CommandIndex = SD_SELECT_DESELECT_CARD;\r | |
360 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
ac30e4c1 FT |
361 | if (Rca != 0) {\r |
362 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1b;\r | |
363 | }\r | |
48555339 FT |
364 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r |
365 | \r | |
366 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
367 | \r | |
368 | return Status;\r | |
369 | }\r | |
370 | \r | |
371 | /**\r | |
372 | Send command VOLTAGE_SWITCH to the SD device to switch the voltage of the device.\r | |
373 | \r | |
374 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
375 | \r | |
376 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
377 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
378 | \r | |
379 | @retval EFI_SUCCESS The operation is done correctly.\r | |
380 | @retval Others The operation fails.\r | |
381 | \r | |
382 | **/\r | |
383 | EFI_STATUS\r | |
384 | SdCardVoltageSwitch (\r | |
385 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
386 | IN UINT8 Slot\r | |
387 | )\r | |
388 | {\r | |
389 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
390 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
391 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
392 | EFI_STATUS Status;\r | |
393 | \r | |
394 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
395 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
396 | ZeroMem (&Packet, sizeof (Packet));\r | |
397 | \r | |
398 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
399 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
400 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
401 | \r | |
402 | SdMmcCmdBlk.CommandIndex = SD_VOLTAGE_SWITCH;\r | |
403 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
404 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
405 | SdMmcCmdBlk.CommandArgument = 0;\r | |
406 | \r | |
407 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
408 | \r | |
409 | return Status;\r | |
410 | }\r | |
411 | \r | |
412 | /**\r | |
413 | Send command SET_BUS_WIDTH to the SD device to set the bus width.\r | |
414 | \r | |
415 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
416 | \r | |
417 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
418 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
419 | @param[in] Rca The relative device address of addressed device.\r | |
420 | @param[in] BusWidth The bus width to be set, it could be 1 or 4.\r | |
421 | \r | |
422 | @retval EFI_SUCCESS The operation is done correctly.\r | |
423 | @retval Others The operation fails.\r | |
424 | \r | |
425 | **/\r | |
426 | EFI_STATUS\r | |
427 | SdCardSetBusWidth (\r | |
428 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
429 | IN UINT8 Slot,\r | |
430 | IN UINT16 Rca,\r | |
431 | IN UINT8 BusWidth\r | |
432 | )\r | |
433 | {\r | |
434 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
435 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
436 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
437 | EFI_STATUS Status;\r | |
438 | UINT8 Value;\r | |
439 | \r | |
440 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
441 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
442 | ZeroMem (&Packet, sizeof (Packet));\r | |
443 | \r | |
444 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
445 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
446 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
447 | \r | |
448 | SdMmcCmdBlk.CommandIndex = SD_APP_CMD;\r | |
449 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
450 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
451 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r | |
452 | \r | |
453 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
454 | if (EFI_ERROR (Status)) {\r | |
455 | return Status;\r | |
456 | }\r | |
457 | \r | |
458 | SdMmcCmdBlk.CommandIndex = SD_SET_BUS_WIDTH;\r | |
459 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
460 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
461 | \r | |
462 | if (BusWidth == 1) {\r | |
463 | Value = 0;\r | |
464 | } else if (BusWidth == 4) {\r | |
465 | Value = 2;\r | |
466 | } else {\r | |
467 | return EFI_INVALID_PARAMETER;\r | |
468 | }\r | |
469 | \r | |
470 | SdMmcCmdBlk.CommandArgument = Value & 0x3;\r | |
471 | \r | |
472 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
473 | return Status;\r | |
474 | }\r | |
475 | \r | |
476 | /**\r | |
477 | Send command SWITCH_FUNC to the SD device to check switchable function or switch card function.\r | |
478 | \r | |
479 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
480 | \r | |
481 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
482 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
483 | @param[in] AccessMode The value for access mode group.\r | |
484 | @param[in] CommandSystem The value for command set group.\r | |
485 | @param[in] DriveStrength The value for drive length group.\r | |
486 | @param[in] PowerLimit The value for power limit group.\r | |
487 | @param[in] Mode Switch or check function.\r | |
6263ae93 | 488 | @param[out] SwitchResp The return switch function status.\r |
48555339 FT |
489 | \r |
490 | @retval EFI_SUCCESS The operation is done correctly.\r | |
491 | @retval Others The operation fails.\r | |
492 | \r | |
493 | **/\r | |
494 | EFI_STATUS\r | |
495 | SdCardSwitch (\r | |
6263ae93 FT |
496 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r |
497 | IN UINT8 Slot,\r | |
498 | IN UINT8 AccessMode,\r | |
499 | IN UINT8 CommandSystem,\r | |
500 | IN UINT8 DriveStrength,\r | |
501 | IN UINT8 PowerLimit,\r | |
502 | IN BOOLEAN Mode,\r | |
503 | OUT UINT8 *SwitchResp\r | |
48555339 FT |
504 | )\r |
505 | {\r | |
506 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
507 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
508 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
509 | EFI_STATUS Status;\r | |
510 | UINT32 ModeValue;\r | |
48555339 FT |
511 | \r |
512 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
513 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
514 | ZeroMem (&Packet, sizeof (Packet));\r | |
515 | \r | |
516 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
517 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
518 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
519 | \r | |
520 | SdMmcCmdBlk.CommandIndex = SD_SWITCH_FUNC;\r | |
521 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAdtc;\r | |
522 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
523 | \r | |
524 | ModeValue = Mode ? BIT31 : 0;\r | |
525 | SdMmcCmdBlk.CommandArgument = (AccessMode & 0xF) | ((PowerLimit & 0xF) << 4) | \\r | |
526 | ((DriveStrength & 0xF) << 8) | ((DriveStrength & 0xF) << 12) | \\r | |
527 | ModeValue;\r | |
528 | \r | |
6263ae93 FT |
529 | Packet.InDataBuffer = SwitchResp;\r |
530 | Packet.InTransferLength = 64;\r | |
48555339 FT |
531 | \r |
532 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
533 | \r | |
534 | return Status;\r | |
535 | }\r | |
536 | \r | |
537 | /**\r | |
538 | Send command SEND_STATUS to the addressed SD device to get its status register.\r | |
539 | \r | |
540 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
541 | \r | |
542 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
543 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
544 | @param[in] Rca The relative device address of addressed device.\r | |
545 | @param[out] DevStatus The returned device status.\r | |
546 | \r | |
547 | @retval EFI_SUCCESS The operation is done correctly.\r | |
548 | @retval Others The operation fails.\r | |
549 | \r | |
550 | **/\r | |
551 | EFI_STATUS\r | |
552 | SdCardSendStatus (\r | |
553 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
554 | IN UINT8 Slot,\r | |
555 | IN UINT16 Rca,\r | |
556 | OUT UINT32 *DevStatus\r | |
557 | )\r | |
558 | {\r | |
559 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
560 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
561 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
562 | EFI_STATUS Status;\r | |
563 | \r | |
564 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
565 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
566 | ZeroMem (&Packet, sizeof (Packet));\r | |
567 | \r | |
568 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
569 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
570 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
571 | \r | |
572 | SdMmcCmdBlk.CommandIndex = SD_SEND_STATUS;\r | |
573 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
574 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
575 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r | |
576 | \r | |
577 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
578 | if (!EFI_ERROR (Status)) {\r | |
579 | *DevStatus = SdMmcStatusBlk.Resp0;\r | |
580 | }\r | |
581 | \r | |
582 | return Status;\r | |
583 | }\r | |
584 | \r | |
585 | /**\r | |
586 | Send command SEND_TUNING_BLOCK to the SD device for HS200 optimal sampling point\r | |
587 | detection.\r | |
588 | \r | |
589 | It may be sent up to 40 times until the host finishes the tuning procedure.\r | |
590 | \r | |
591 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
592 | \r | |
593 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
594 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
595 | \r | |
596 | @retval EFI_SUCCESS The operation is done correctly.\r | |
597 | @retval Others The operation fails.\r | |
598 | \r | |
599 | **/\r | |
600 | EFI_STATUS\r | |
601 | SdCardSendTuningBlk (\r | |
602 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
603 | IN UINT8 Slot\r | |
604 | )\r | |
605 | {\r | |
606 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
607 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
608 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
609 | EFI_STATUS Status;\r | |
610 | UINT8 TuningBlock[64];\r | |
611 | \r | |
612 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
613 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
614 | ZeroMem (&Packet, sizeof (Packet));\r | |
615 | \r | |
616 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
617 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
618 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
619 | \r | |
620 | SdMmcCmdBlk.CommandIndex = SD_SEND_TUNING_BLOCK;\r | |
621 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAdtc;\r | |
622 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
623 | SdMmcCmdBlk.CommandArgument = 0;\r | |
624 | \r | |
625 | Packet.InDataBuffer = TuningBlock;\r | |
626 | Packet.InTransferLength = sizeof (TuningBlock);\r | |
627 | \r | |
628 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
629 | \r | |
630 | return Status;\r | |
631 | }\r | |
632 | \r | |
633 | /**\r | |
634 | Tunning the sampling point of SDR104 or SDR50 bus speed mode.\r | |
635 | \r | |
636 | Command SD_SEND_TUNING_BLOCK may be sent up to 40 times until the host finishes the\r | |
637 | tuning procedure.\r | |
638 | \r | |
639 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 and\r | |
640 | SD Host Controller Simplified Spec 3.0 section Figure 3-7 for details.\r | |
641 | \r | |
642 | @param[in] PciIo A pointer to the EFI_PCI_IO_PROTOCOL instance.\r | |
643 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
644 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
645 | \r | |
646 | @retval EFI_SUCCESS The operation is done correctly.\r | |
647 | @retval Others The operation fails.\r | |
648 | \r | |
649 | **/\r | |
650 | EFI_STATUS\r | |
651 | SdCardTuningClock (\r | |
652 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
653 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
654 | IN UINT8 Slot\r | |
655 | )\r | |
656 | {\r | |
657 | EFI_STATUS Status;\r | |
658 | UINT8 HostCtrl2;\r | |
659 | UINT8 Retry;\r | |
660 | \r | |
661 | //\r | |
662 | // Notify the host that the sampling clock tuning procedure starts.\r | |
663 | //\r | |
664 | HostCtrl2 = BIT6;\r | |
665 | Status = SdMmcHcOrMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, sizeof (HostCtrl2), &HostCtrl2);\r | |
666 | if (EFI_ERROR (Status)) {\r | |
667 | return Status;\r | |
668 | }\r | |
669 | //\r | |
670 | // Ask the device to send a sequence of tuning blocks till the tuning procedure is done.\r | |
671 | //\r | |
672 | Retry = 0;\r | |
673 | do {\r | |
674 | Status = SdCardSendTuningBlk (PassThru, Slot);\r | |
675 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 676 | DEBUG ((DEBUG_ERROR, "SdCardSendTuningBlk: Send tuning block fails with %r\n", Status));\r |
48555339 FT |
677 | return Status;\r |
678 | }\r | |
679 | \r | |
680 | Status = SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, TRUE, sizeof (HostCtrl2), &HostCtrl2);\r | |
681 | if (EFI_ERROR (Status)) {\r | |
682 | return Status;\r | |
683 | }\r | |
684 | \r | |
8c983d3e | 685 | if ((HostCtrl2 & (BIT6 | BIT7)) == 0) {\r |
48555339 FT |
686 | break;\r |
687 | }\r | |
8c983d3e FT |
688 | if ((HostCtrl2 & (BIT6 | BIT7)) == BIT7) {\r |
689 | return EFI_SUCCESS;\r | |
690 | }\r | |
48555339 FT |
691 | } while (++Retry < 40);\r |
692 | \r | |
e27ccaba | 693 | DEBUG ((DEBUG_ERROR, "SdCardTuningClock: Send tuning block fails at %d times with HostCtrl2 %02x\n", Retry, HostCtrl2));\r |
8c983d3e FT |
694 | //\r |
695 | // Abort the tuning procedure and reset the tuning circuit.\r | |
696 | //\r | |
697 | HostCtrl2 = (UINT8)~(BIT6 | BIT7);\r | |
698 | Status = SdMmcHcAndMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, sizeof (HostCtrl2), &HostCtrl2);\r | |
699 | if (EFI_ERROR (Status)) {\r | |
700 | return Status;\r | |
48555339 | 701 | }\r |
8c983d3e | 702 | return EFI_DEVICE_ERROR;\r |
48555339 FT |
703 | }\r |
704 | \r | |
705 | /**\r | |
706 | Switch the bus width to specified width.\r | |
707 | \r | |
708 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 and\r | |
709 | SD Host Controller Simplified Spec 3.0 section Figure 3-7 for details.\r | |
710 | \r | |
711 | @param[in] PciIo A pointer to the EFI_PCI_IO_PROTOCOL instance.\r | |
712 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
713 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
714 | @param[in] Rca The relative device address to be assigned.\r | |
715 | @param[in] BusWidth The bus width to be set, it could be 4 or 8.\r | |
716 | \r | |
717 | @retval EFI_SUCCESS The operation is done correctly.\r | |
718 | @retval Others The operation fails.\r | |
719 | \r | |
720 | **/\r | |
721 | EFI_STATUS\r | |
722 | SdCardSwitchBusWidth (\r | |
723 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
724 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
725 | IN UINT8 Slot,\r | |
726 | IN UINT16 Rca,\r | |
727 | IN UINT8 BusWidth\r | |
728 | )\r | |
729 | {\r | |
730 | EFI_STATUS Status;\r | |
731 | UINT32 DevStatus;\r | |
732 | \r | |
733 | Status = SdCardSetBusWidth (PassThru, Slot, Rca, BusWidth);\r | |
734 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 735 | DEBUG ((DEBUG_ERROR, "SdCardSwitchBusWidth: Switch to bus width %d fails with %r\n", BusWidth, Status));\r |
48555339 FT |
736 | return Status;\r |
737 | }\r | |
738 | \r | |
739 | Status = SdCardSendStatus (PassThru, Slot, Rca, &DevStatus);\r | |
740 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 741 | DEBUG ((DEBUG_ERROR, "SdCardSwitchBusWidth: Send status fails with %r\n", Status));\r |
48555339 FT |
742 | return Status;\r |
743 | }\r | |
744 | //\r | |
745 | // Check the switch operation is really successful or not.\r | |
746 | //\r | |
747 | if ((DevStatus >> 16) != 0) {\r | |
e27ccaba | 748 | DEBUG ((DEBUG_ERROR, "SdCardSwitchBusWidth: The switch operation fails as DevStatus is 0x%08x\n", DevStatus));\r |
48555339 FT |
749 | return EFI_DEVICE_ERROR;\r |
750 | }\r | |
751 | \r | |
752 | Status = SdMmcHcSetBusWidth (PciIo, Slot, BusWidth);\r | |
753 | \r | |
754 | return Status;\r | |
755 | }\r | |
756 | \r | |
757 | /**\r | |
758 | Switch the high speed timing according to request.\r | |
759 | \r | |
760 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 and\r | |
761 | SD Host Controller Simplified Spec 3.0 section Figure 2-29 for details.\r | |
762 | \r | |
763 | @param[in] PciIo A pointer to the EFI_PCI_IO_PROTOCOL instance.\r | |
764 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
765 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
766 | @param[in] Rca The relative device address to be assigned.\r | |
767 | @param[in] S18A The boolean to show if it's a UHS-I SD card.\r | |
768 | \r | |
769 | @retval EFI_SUCCESS The operation is done correctly.\r | |
770 | @retval Others The operation fails.\r | |
771 | \r | |
772 | **/\r | |
773 | EFI_STATUS\r | |
774 | SdCardSetBusMode (\r | |
775 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
776 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
777 | IN UINT8 Slot,\r | |
778 | IN UINT16 Rca,\r | |
779 | IN BOOLEAN S18A\r | |
780 | )\r | |
781 | {\r | |
782 | EFI_STATUS Status;\r | |
783 | SD_MMC_HC_SLOT_CAP *Capability;\r | |
784 | UINT32 ClockFreq;\r | |
785 | UINT8 BusWidth;\r | |
786 | UINT8 AccessMode;\r | |
787 | UINT8 HostCtrl1;\r | |
6263ae93 | 788 | UINT8 SwitchResp[64];\r |
a4708009 | 789 | SD_MMC_BUS_MODE Timing;\r |
48555339 FT |
790 | SD_MMC_HC_PRIVATE_DATA *Private;\r |
791 | \r | |
792 | Private = SD_MMC_HC_PRIVATE_FROM_THIS (PassThru);\r | |
793 | \r | |
794 | Capability = &Private->Capability[Slot];\r | |
795 | \r | |
796 | Status = SdCardSelect (PassThru, Slot, Rca);\r | |
797 | if (EFI_ERROR (Status)) {\r | |
798 | return Status;\r | |
799 | }\r | |
800 | \r | |
801 | BusWidth = 4;\r | |
802 | \r | |
803 | Status = SdCardSwitchBusWidth (PciIo, PassThru, Slot, Rca, BusWidth);\r | |
804 | if (EFI_ERROR (Status)) {\r | |
805 | return Status;\r | |
806 | }\r | |
48555339 | 807 | //\r |
6263ae93 FT |
808 | // Get the supported bus speed from SWITCH cmd return data group #1.\r |
809 | //\r | |
810 | Status = SdCardSwitch (PassThru, Slot, 0xF, 0xF, 0xF, 0xF, FALSE, SwitchResp);\r | |
811 | if (EFI_ERROR (Status)) {\r | |
812 | return Status;\r | |
813 | }\r | |
814 | //\r | |
815 | // Calculate supported bus speed/bus width/clock frequency by host and device capability.\r | |
48555339 FT |
816 | //\r |
817 | ClockFreq = 0;\r | |
6263ae93 | 818 | if (S18A && (Capability->Sdr104 != 0) && ((SwitchResp[13] & BIT3) != 0)) {\r |
48555339 FT |
819 | ClockFreq = 208;\r |
820 | AccessMode = 3;\r | |
a4708009 | 821 | Timing = SdMmcUhsSdr104;\r |
6263ae93 | 822 | } else if (S18A && (Capability->Sdr50 != 0) && ((SwitchResp[13] & BIT2) != 0)) {\r |
48555339 FT |
823 | ClockFreq = 100;\r |
824 | AccessMode = 2;\r | |
a4708009 | 825 | Timing = SdMmcUhsSdr50;\r |
6263ae93 | 826 | } else if (S18A && (Capability->Ddr50 != 0) && ((SwitchResp[13] & BIT4) != 0)) {\r |
48555339 FT |
827 | ClockFreq = 50;\r |
828 | AccessMode = 4;\r | |
a4708009 | 829 | Timing = SdMmcUhsDdr50;\r |
6263ae93 | 830 | } else if ((SwitchResp[13] & BIT1) != 0) {\r |
48555339 FT |
831 | ClockFreq = 50;\r |
832 | AccessMode = 1;\r | |
a4708009 | 833 | Timing = SdMmcUhsSdr25;\r |
6263ae93 FT |
834 | } else {\r |
835 | ClockFreq = 25;\r | |
836 | AccessMode = 0;\r | |
a4708009 | 837 | Timing = SdMmcUhsSdr12;\r |
48555339 FT |
838 | }\r |
839 | \r | |
6263ae93 | 840 | Status = SdCardSwitch (PassThru, Slot, AccessMode, 0xF, 0xF, 0xF, TRUE, SwitchResp);\r |
48555339 FT |
841 | if (EFI_ERROR (Status)) {\r |
842 | return Status;\r | |
843 | }\r | |
844 | \r | |
6263ae93 | 845 | if ((SwitchResp[16] & 0xF) != AccessMode) {\r |
e27ccaba | 846 | 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 |
847 | return EFI_DEVICE_ERROR;\r |
848 | }\r | |
849 | \r | |
e27ccaba | 850 | DEBUG ((DEBUG_INFO, "SdCardSetBusMode: Switch to AccessMode %d ClockFreq %d BusWidth %d\n", AccessMode, ClockFreq, BusWidth));\r |
6263ae93 | 851 | \r |
48555339 FT |
852 | //\r |
853 | // Set to Hight Speed timing\r | |
854 | //\r | |
855 | if (AccessMode == 1) {\r | |
856 | HostCtrl1 = BIT2;\r | |
857 | Status = SdMmcHcOrMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL1, sizeof (HostCtrl1), &HostCtrl1);\r | |
858 | if (EFI_ERROR (Status)) {\r | |
859 | return Status;\r | |
860 | }\r | |
861 | }\r | |
862 | \r | |
a4708009 | 863 | Status = SdMmcHcUhsSignaling (Private->ControllerHandle, PciIo, Slot, Timing);\r |
48555339 FT |
864 | if (EFI_ERROR (Status)) {\r |
865 | return Status;\r | |
866 | }\r | |
867 | \r | |
b5547b9c | 868 | Status = SdMmcHcClockSupply (PciIo, Slot, ClockFreq * 1000, Private->BaseClkFreq[Slot], Private->ControllerVersion[Slot]);\r |
48555339 FT |
869 | if (EFI_ERROR (Status)) {\r |
870 | return Status;\r | |
871 | }\r | |
872 | \r | |
b7b803a6 TM |
873 | if (mOverride != NULL && mOverride->NotifyPhase != NULL) {\r |
874 | Status = mOverride->NotifyPhase (\r | |
875 | Private->ControllerHandle,\r | |
876 | Slot,\r | |
877 | EdkiiSdMmcSwitchClockFreqPost,\r | |
878 | &Timing\r | |
879 | );\r | |
880 | if (EFI_ERROR (Status)) {\r | |
881 | DEBUG ((\r | |
882 | DEBUG_ERROR,\r | |
883 | "%a: SD/MMC switch clock freq post notifier callback failed - %r\n",\r | |
884 | __FUNCTION__,\r | |
885 | Status\r | |
886 | ));\r | |
887 | return Status;\r | |
888 | }\r | |
889 | }\r | |
890 | \r | |
48555339 FT |
891 | if ((AccessMode == 3) || ((AccessMode == 2) && (Capability->TuningSDR50 != 0))) {\r |
892 | Status = SdCardTuningClock (PciIo, PassThru, Slot);\r | |
893 | if (EFI_ERROR (Status)) {\r | |
894 | return Status;\r | |
895 | }\r | |
896 | }\r | |
897 | \r | |
898 | return Status;\r | |
899 | }\r | |
900 | \r | |
901 | /**\r | |
902 | Execute SD device identification procedure.\r | |
903 | \r | |
904 | Refer to SD Physical Layer Simplified Spec 4.1 Section 3.6 for details.\r | |
905 | \r | |
906 | @param[in] Private A pointer to the SD_MMC_HC_PRIVATE_DATA instance.\r | |
907 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
908 | \r | |
909 | @retval EFI_SUCCESS There is a SD card.\r | |
910 | @retval Others There is not a SD card.\r | |
911 | \r | |
912 | **/\r | |
913 | EFI_STATUS\r | |
914 | SdCardIdentification (\r | |
915 | IN SD_MMC_HC_PRIVATE_DATA *Private,\r | |
916 | IN UINT8 Slot\r | |
917 | )\r | |
918 | {\r | |
919 | EFI_STATUS Status;\r | |
920 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
921 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
922 | UINT32 Ocr;\r | |
923 | UINT16 Rca;\r | |
924 | BOOLEAN Xpc;\r | |
925 | BOOLEAN S18r;\r | |
926 | UINT64 MaxCurrent;\r | |
927 | UINT16 ControllerVer;\r | |
928 | UINT8 PowerCtrl;\r | |
929 | UINT32 PresentState;\r | |
930 | UINT8 HostCtrl2;\r | |
ec86d285 | 931 | UINTN Retry;\r |
48555339 FT |
932 | \r |
933 | PciIo = Private->PciIo;\r | |
934 | PassThru = &Private->PassThru;\r | |
935 | //\r | |
936 | // 1. Send Cmd0 to the device\r | |
937 | //\r | |
938 | Status = SdCardReset (PassThru, Slot);\r | |
939 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 940 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Executing Cmd0 fails with %r\n", Status));\r |
48555339 FT |
941 | return Status;\r |
942 | }\r | |
943 | //\r | |
944 | // 2. Send Cmd8 to the device\r | |
945 | //\r | |
946 | Status = SdCardVoltageCheck (PassThru, Slot, 0x1, 0xFF);\r | |
947 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 948 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Executing Cmd8 fails with %r\n", Status));\r |
48555339 FT |
949 | return Status;\r |
950 | }\r | |
951 | //\r | |
952 | // 3. Send SDIO Cmd5 to the device to the SDIO device OCR register.\r | |
953 | //\r | |
954 | Status = SdioSendOpCond (PassThru, Slot, 0, FALSE);\r | |
955 | if (!EFI_ERROR (Status)) {\r | |
e27ccaba | 956 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Found SDIO device, ignore it as we don't support\n"));\r |
48555339 FT |
957 | return EFI_DEVICE_ERROR;\r |
958 | }\r | |
959 | //\r | |
960 | // 4. Send Acmd41 with voltage window 0 to the device\r | |
961 | //\r | |
962 | Status = SdCardSendOpCond (PassThru, Slot, 0, 0, FALSE, FALSE, FALSE, &Ocr);\r | |
963 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 964 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Executing SdCardSendOpCond fails with %r\n", Status));\r |
48555339 FT |
965 | return EFI_DEVICE_ERROR;\r |
966 | }\r | |
967 | \r | |
968 | if (Private->Capability[Slot].Voltage33 != 0) {\r | |
969 | //\r | |
970 | // Support 3.3V\r | |
971 | //\r | |
972 | MaxCurrent = ((UINT32)Private->MaxCurrent[Slot] & 0xFF) * 4;\r | |
973 | } else if (Private->Capability[Slot].Voltage30 != 0) {\r | |
974 | //\r | |
975 | // Support 3.0V\r | |
976 | //\r | |
977 | MaxCurrent = (((UINT32)Private->MaxCurrent[Slot] >> 8) & 0xFF) * 4;\r | |
978 | } else if (Private->Capability[Slot].Voltage18 != 0) {\r | |
979 | //\r | |
980 | // Support 1.8V\r | |
981 | //\r | |
982 | MaxCurrent = (((UINT32)Private->MaxCurrent[Slot] >> 16) & 0xFF) * 4;\r | |
983 | } else {\r | |
984 | ASSERT (FALSE);\r | |
985 | return EFI_DEVICE_ERROR;\r | |
986 | }\r | |
987 | \r | |
988 | if (MaxCurrent >= 150) {\r | |
989 | Xpc = TRUE;\r | |
990 | } else {\r | |
991 | Xpc = FALSE;\r | |
992 | }\r | |
993 | \r | |
994 | Status = SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_CTRL_VER, TRUE, sizeof (ControllerVer), &ControllerVer);\r | |
995 | if (EFI_ERROR (Status)) {\r | |
996 | return Status;\r | |
997 | }\r | |
998 | \r | |
bbce0015 JB |
999 | if (((ControllerVer & 0xFF) >= SD_MMC_HC_CTRL_VER_300) &&\r |
1000 | ((ControllerVer & 0xFF) <= SD_MMC_HC_CTRL_VER_420)) {\r | |
48555339 | 1001 | S18r = TRUE;\r |
bdf038cc | 1002 | } else if (((ControllerVer & 0xFF) == SD_MMC_HC_CTRL_VER_100) || ((ControllerVer & 0xFF) == SD_MMC_HC_CTRL_VER_200)) {\r |
48555339 FT |
1003 | S18r = FALSE;\r |
1004 | } else {\r | |
1005 | ASSERT (FALSE);\r | |
1006 | return EFI_UNSUPPORTED;\r | |
1007 | }\r | |
1008 | //\r | |
1009 | // 5. Repeatly send Acmd41 with supply voltage window to the device.\r | |
1010 | // Note here we only support the cards complied with SD physical\r | |
1011 | // layer simplified spec version 2.0 and version 3.0 and above.\r | |
1012 | //\r | |
ec86d285 FT |
1013 | Ocr = 0;\r |
1014 | Retry = 0;\r | |
48555339 FT |
1015 | do {\r |
1016 | Status = SdCardSendOpCond (PassThru, Slot, 0, Ocr, S18r, Xpc, TRUE, &Ocr);\r | |
1017 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 1018 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SdCardSendOpCond fails with %r Ocr %x, S18r %x, Xpc %x\n", Status, Ocr, S18r, Xpc));\r |
48555339 FT |
1019 | return EFI_DEVICE_ERROR;\r |
1020 | }\r | |
ec86d285 FT |
1021 | \r |
1022 | if (Retry++ == 100) {\r | |
1023 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SdCardSendOpCond fails too many times\n"));\r | |
1024 | return EFI_DEVICE_ERROR;\r | |
1025 | }\r | |
1026 | gBS->Stall(10 * 1000);\r | |
48555339 FT |
1027 | } while ((Ocr & BIT31) == 0);\r |
1028 | \r | |
1029 | //\r | |
1030 | // 6. If the S18A bit is set and the Host Controller supports 1.8V signaling\r | |
1031 | // (One of support bits is set to 1: SDR50, SDR104 or DDR50 in the\r | |
1032 | // Capabilities register), switch its voltage to 1.8V.\r | |
1033 | //\r | |
1034 | if ((Private->Capability[Slot].Sdr50 != 0 ||\r | |
1035 | Private->Capability[Slot].Sdr104 != 0 ||\r | |
1036 | Private->Capability[Slot].Ddr50 != 0) &&\r | |
1037 | ((Ocr & BIT24) != 0)) {\r | |
1038 | Status = SdCardVoltageSwitch (PassThru, Slot);\r | |
1039 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 1040 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: Executing SdCardVoltageSwitch fails with %r\n", Status));\r |
48555339 FT |
1041 | Status = EFI_DEVICE_ERROR;\r |
1042 | goto Error;\r | |
1043 | } else {\r | |
1044 | Status = SdMmcHcStopClock (PciIo, Slot);\r | |
1045 | if (EFI_ERROR (Status)) {\r | |
1046 | Status = EFI_DEVICE_ERROR;\r | |
1047 | goto Error;\r | |
1048 | }\r | |
1049 | \r | |
1050 | SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_PRESENT_STATE, TRUE, sizeof (PresentState), &PresentState);\r | |
1051 | if (((PresentState >> 20) & 0xF) != 0) {\r | |
e27ccaba | 1052 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SwitchVoltage fails with PresentState = 0x%x\n", PresentState));\r |
48555339 FT |
1053 | Status = EFI_DEVICE_ERROR;\r |
1054 | goto Error;\r | |
1055 | }\r | |
1056 | HostCtrl2 = BIT3;\r | |
1057 | SdMmcHcOrMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, sizeof (HostCtrl2), &HostCtrl2);\r | |
1058 | \r | |
1059 | gBS->Stall (5000);\r | |
1060 | \r | |
1061 | SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, TRUE, sizeof (HostCtrl2), &HostCtrl2);\r | |
1062 | if ((HostCtrl2 & BIT3) == 0) {\r | |
e27ccaba | 1063 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SwitchVoltage fails with HostCtrl2 = 0x%x\n", HostCtrl2));\r |
48555339 FT |
1064 | Status = EFI_DEVICE_ERROR;\r |
1065 | goto Error;\r | |
1066 | }\r | |
1067 | \r | |
b5547b9c | 1068 | SdMmcHcInitClockFreq (PciIo, Slot, Private->BaseClkFreq[Slot], Private->ControllerVersion[Slot]);\r |
48555339 | 1069 | \r |
2a8b78cf | 1070 | gBS->Stall (1000);\r |
48555339 FT |
1071 | \r |
1072 | SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_PRESENT_STATE, TRUE, sizeof (PresentState), &PresentState);\r | |
1073 | if (((PresentState >> 20) & 0xF) != 0xF) {\r | |
e27ccaba | 1074 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SwitchVoltage fails with PresentState = 0x%x, It should be 0xF\n", PresentState));\r |
48555339 FT |
1075 | Status = EFI_DEVICE_ERROR;\r |
1076 | goto Error;\r | |
1077 | }\r | |
1078 | }\r | |
e27ccaba | 1079 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Switch to 1.8v signal voltage success\n"));\r |
48555339 FT |
1080 | }\r |
1081 | \r | |
1082 | Status = SdCardAllSendCid (PassThru, Slot);\r | |
1083 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 1084 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: Executing SdCardAllSendCid fails with %r\n", Status));\r |
48555339 FT |
1085 | return Status;\r |
1086 | }\r | |
1087 | \r | |
1088 | Status = SdCardSetRca (PassThru, Slot, &Rca);\r | |
1089 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 1090 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: Executing SdCardSetRca fails with %r\n", Status));\r |
48555339 FT |
1091 | return Status;\r |
1092 | }\r | |
1093 | //\r | |
1094 | // Enter Data Tranfer Mode.\r | |
1095 | //\r | |
e27ccaba | 1096 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Found a SD device at slot [%d]\n", Slot));\r |
48555339 FT |
1097 | Private->Slot[Slot].CardType = SdCardType;\r |
1098 | \r | |
1099 | Status = SdCardSetBusMode (PciIo, PassThru, Slot, Rca, ((Ocr & BIT24) != 0));\r | |
1100 | \r | |
1101 | return Status;\r | |
1102 | \r | |
1103 | Error:\r | |
1104 | //\r | |
1105 | // Set SD Bus Power = 0\r | |
1106 | //\r | |
1107 | PowerCtrl = (UINT8)~BIT0;\r | |
1108 | Status = SdMmcHcAndMmio (PciIo, Slot, SD_MMC_HC_POWER_CTRL, sizeof (PowerCtrl), &PowerCtrl);\r | |
1109 | return EFI_DEVICE_ERROR;\r | |
1110 | }\r | |
1111 | \r |