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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 | |
ac30e4c1 | 4 | Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>\r |
48555339 FT |
5 | This program and the accompanying materials\r |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include "SdMmcPciHcDxe.h"\r | |
16 | \r | |
17 | /**\r | |
18 | Send command GO_IDLE_STATE to the device to make it go to Idle State.\r | |
19 | \r | |
20 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
21 | \r | |
22 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
23 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
24 | \r | |
25 | @retval EFI_SUCCESS The SD device is reset correctly.\r | |
26 | @retval Others The device reset fails.\r | |
27 | \r | |
28 | **/\r | |
29 | EFI_STATUS\r | |
30 | SdCardReset (\r | |
31 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
32 | IN UINT8 Slot\r | |
33 | )\r | |
34 | {\r | |
35 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
36 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
37 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
38 | EFI_STATUS Status;\r | |
39 | \r | |
40 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
41 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
42 | ZeroMem (&Packet, sizeof (Packet));\r | |
43 | \r | |
44 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
45 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
46 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
47 | \r | |
48 | SdMmcCmdBlk.CommandIndex = SD_GO_IDLE_STATE;\r | |
49 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBc;\r | |
50 | \r | |
51 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
52 | \r | |
53 | return Status;\r | |
54 | }\r | |
55 | \r | |
56 | /**\r | |
57 | Send command SEND_IF_COND to the device to inquiry the SD Memory Card interface\r | |
58 | condition.\r | |
59 | \r | |
60 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
61 | \r | |
62 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
63 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
64 | @param[in] SupplyVoltage The supplied voltage by the host.\r | |
65 | @param[in] CheckPattern The check pattern to be sent to the device.\r | |
66 | \r | |
67 | @retval EFI_SUCCESS The operation is done correctly.\r | |
68 | @retval Others The operation fails.\r | |
69 | \r | |
70 | **/\r | |
71 | EFI_STATUS\r | |
72 | SdCardVoltageCheck (\r | |
73 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
74 | IN UINT8 Slot,\r | |
75 | IN UINT8 SupplyVoltage,\r | |
76 | IN UINT8 CheckPattern\r | |
77 | )\r | |
78 | {\r | |
79 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
80 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
81 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
82 | EFI_STATUS Status;\r | |
83 | \r | |
84 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
85 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
86 | ZeroMem (&Packet, sizeof (Packet));\r | |
87 | \r | |
88 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
89 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
90 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
91 | \r | |
92 | SdMmcCmdBlk.CommandIndex = SD_SEND_IF_COND;\r | |
93 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
94 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR7;\r | |
95 | SdMmcCmdBlk.CommandArgument = (SupplyVoltage << 8) | CheckPattern;\r | |
96 | \r | |
97 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
98 | \r | |
99 | if (!EFI_ERROR (Status)) {\r | |
100 | if (SdMmcStatusBlk.Resp0 != SdMmcCmdBlk.CommandArgument) {\r | |
101 | return EFI_DEVICE_ERROR;\r | |
102 | }\r | |
103 | }\r | |
104 | \r | |
105 | return Status;\r | |
106 | }\r | |
107 | \r | |
108 | /**\r | |
109 | Send command SDIO_SEND_OP_COND to the device to see whether it is SDIO device.\r | |
110 | \r | |
111 | Refer to SDIO Simplified Spec 3 Section 3.2 for details.\r | |
112 | \r | |
113 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
114 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
115 | @param[in] VoltageWindow The supply voltage window.\r | |
116 | @param[in] S18R The boolean to show if it should switch to 1.8v.\r | |
117 | \r | |
118 | @retval EFI_SUCCESS The operation is done correctly.\r | |
119 | @retval Others The operation fails.\r | |
120 | \r | |
121 | **/\r | |
122 | EFI_STATUS\r | |
123 | SdioSendOpCond (\r | |
124 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
125 | IN UINT8 Slot,\r | |
126 | IN UINT32 VoltageWindow,\r | |
127 | IN BOOLEAN S18R\r | |
128 | )\r | |
129 | {\r | |
130 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
131 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
132 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
133 | EFI_STATUS Status;\r | |
134 | UINT32 Switch;\r | |
135 | \r | |
136 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
137 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
138 | ZeroMem (&Packet, sizeof (Packet));\r | |
139 | \r | |
140 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
141 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
142 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
143 | \r | |
144 | SdMmcCmdBlk.CommandIndex = SDIO_SEND_OP_COND;\r | |
145 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
146 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR4;\r | |
147 | \r | |
148 | Switch = S18R ? BIT24 : 0;\r | |
149 | \r | |
150 | SdMmcCmdBlk.CommandArgument = (VoltageWindow & 0xFFFFFF) | Switch;\r | |
151 | \r | |
152 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
153 | \r | |
154 | return Status;\r | |
155 | }\r | |
156 | \r | |
157 | /**\r | |
158 | Send command SD_SEND_OP_COND to the device to see whether it is SDIO device.\r | |
159 | \r | |
160 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
161 | \r | |
162 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
163 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
164 | @param[in] Rca The relative device address of addressed device.\r | |
165 | @param[in] VoltageWindow The supply voltage window.\r | |
166 | @param[in] S18R The boolean to show if it should switch to 1.8v.\r | |
167 | @param[in] Xpc The boolean to show if it should provide 0.36w power control.\r | |
168 | @param[in] Hcs The boolean to show if it support host capacity info.\r | |
169 | @param[out] Ocr The buffer to store returned OCR register value.\r | |
170 | \r | |
171 | @retval EFI_SUCCESS The operation is done correctly.\r | |
172 | @retval Others The operation fails.\r | |
173 | \r | |
174 | **/\r | |
175 | EFI_STATUS\r | |
176 | SdCardSendOpCond (\r | |
177 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
178 | IN UINT8 Slot,\r | |
179 | IN UINT16 Rca,\r | |
180 | IN UINT32 VoltageWindow,\r | |
181 | IN BOOLEAN S18R,\r | |
182 | IN BOOLEAN Xpc,\r | |
183 | IN BOOLEAN Hcs,\r | |
184 | OUT UINT32 *Ocr\r | |
185 | )\r | |
186 | {\r | |
187 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
188 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
189 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
190 | EFI_STATUS Status;\r | |
191 | UINT32 Switch;\r | |
192 | UINT32 MaxPower;\r | |
193 | UINT32 HostCapacity;\r | |
194 | \r | |
195 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
196 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
197 | ZeroMem (&Packet, sizeof (Packet));\r | |
198 | \r | |
199 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
200 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
201 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
202 | \r | |
203 | SdMmcCmdBlk.CommandIndex = SD_APP_CMD;\r | |
204 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
205 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
206 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r | |
207 | \r | |
208 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
209 | if (EFI_ERROR (Status)) {\r | |
210 | return Status;\r | |
211 | }\r | |
212 | \r | |
213 | SdMmcCmdBlk.CommandIndex = SD_SEND_OP_COND;\r | |
214 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
215 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR3;\r | |
216 | \r | |
217 | Switch = S18R ? BIT24 : 0;\r | |
218 | MaxPower = Xpc ? BIT28 : 0;\r | |
219 | HostCapacity = Hcs ? BIT30 : 0;\r | |
220 | \r | |
221 | SdMmcCmdBlk.CommandArgument = (VoltageWindow & 0xFFFFFF) | Switch | MaxPower | HostCapacity;\r | |
222 | \r | |
223 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
224 | if (!EFI_ERROR (Status)) {\r | |
225 | //\r | |
226 | // For details, refer to SD Host Controller Simplified Spec 3.0 Table 2-12.\r | |
227 | //\r | |
228 | *Ocr = SdMmcStatusBlk.Resp0;\r | |
229 | }\r | |
230 | \r | |
231 | return Status;\r | |
232 | }\r | |
233 | \r | |
234 | /**\r | |
235 | Broadcast command ALL_SEND_CID to the bus to ask all the SD devices to send the\r | |
236 | data of their CID registers.\r | |
237 | \r | |
238 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
239 | \r | |
240 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
241 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
242 | \r | |
243 | @retval EFI_SUCCESS The operation is done correctly.\r | |
244 | @retval Others The operation fails.\r | |
245 | \r | |
246 | **/\r | |
247 | EFI_STATUS\r | |
248 | SdCardAllSendCid (\r | |
249 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
250 | IN UINT8 Slot\r | |
251 | )\r | |
252 | {\r | |
253 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
254 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
255 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
256 | EFI_STATUS Status;\r | |
257 | \r | |
258 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
259 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
260 | ZeroMem (&Packet, sizeof (Packet));\r | |
261 | \r | |
262 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
263 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
264 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
265 | \r | |
266 | SdMmcCmdBlk.CommandIndex = SD_ALL_SEND_CID;\r | |
267 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
268 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR2;\r | |
269 | \r | |
270 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
271 | \r | |
272 | return Status;\r | |
273 | }\r | |
274 | \r | |
275 | /**\r | |
276 | Send command SET_RELATIVE_ADDR to the SD device to assign a Relative device\r | |
277 | Address (RCA).\r | |
278 | \r | |
279 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
280 | \r | |
281 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
282 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
283 | @param[out] Rca The relative device address to assign.\r | |
284 | \r | |
285 | @retval EFI_SUCCESS The operation is done correctly.\r | |
286 | @retval Others The operation fails.\r | |
287 | \r | |
288 | **/\r | |
289 | EFI_STATUS\r | |
290 | SdCardSetRca (\r | |
291 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
292 | IN UINT8 Slot,\r | |
293 | OUT UINT16 *Rca\r | |
294 | )\r | |
295 | {\r | |
296 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
297 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
298 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
299 | EFI_STATUS Status;\r | |
300 | \r | |
301 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
302 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
303 | ZeroMem (&Packet, sizeof (Packet));\r | |
304 | \r | |
305 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
306 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
307 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
308 | \r | |
309 | SdMmcCmdBlk.CommandIndex = SD_SET_RELATIVE_ADDR;\r | |
310 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeBcr;\r | |
311 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR6;\r | |
312 | \r | |
313 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
314 | if (!EFI_ERROR (Status)) {\r | |
315 | *Rca = (UINT16)(SdMmcStatusBlk.Resp0 >> 16);\r | |
316 | }\r | |
317 | \r | |
318 | return Status;\r | |
319 | }\r | |
320 | \r | |
48555339 | 321 | \r |
48555339 | 322 | \r |
48555339 | 323 | \r |
48555339 FT |
324 | \r |
325 | /**\r | |
326 | Send command SELECT_DESELECT_CARD to the SD device to select/deselect it.\r | |
327 | \r | |
328 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
329 | \r | |
330 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
331 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
332 | @param[in] Rca The relative device address of selected device.\r | |
333 | \r | |
334 | @retval EFI_SUCCESS The operation is done correctly.\r | |
335 | @retval Others The operation fails.\r | |
336 | \r | |
337 | **/\r | |
338 | EFI_STATUS\r | |
339 | SdCardSelect (\r | |
340 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
341 | IN UINT8 Slot,\r | |
342 | IN UINT16 Rca\r | |
343 | )\r | |
344 | {\r | |
345 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
346 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
347 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
348 | EFI_STATUS Status;\r | |
349 | \r | |
350 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
351 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
352 | ZeroMem (&Packet, sizeof (Packet));\r | |
353 | \r | |
354 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
355 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
356 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
357 | \r | |
358 | SdMmcCmdBlk.CommandIndex = SD_SELECT_DESELECT_CARD;\r | |
359 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
ac30e4c1 FT |
360 | if (Rca != 0) {\r |
361 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1b;\r | |
362 | }\r | |
48555339 FT |
363 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r |
364 | \r | |
365 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
366 | \r | |
367 | return Status;\r | |
368 | }\r | |
369 | \r | |
370 | /**\r | |
371 | Send command VOLTAGE_SWITCH to the SD device to switch the voltage of the device.\r | |
372 | \r | |
373 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
374 | \r | |
375 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
376 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
377 | \r | |
378 | @retval EFI_SUCCESS The operation is done correctly.\r | |
379 | @retval Others The operation fails.\r | |
380 | \r | |
381 | **/\r | |
382 | EFI_STATUS\r | |
383 | SdCardVoltageSwitch (\r | |
384 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
385 | IN UINT8 Slot\r | |
386 | )\r | |
387 | {\r | |
388 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
389 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
390 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
391 | EFI_STATUS Status;\r | |
392 | \r | |
393 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
394 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
395 | ZeroMem (&Packet, sizeof (Packet));\r | |
396 | \r | |
397 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
398 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
399 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
400 | \r | |
401 | SdMmcCmdBlk.CommandIndex = SD_VOLTAGE_SWITCH;\r | |
402 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
403 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
404 | SdMmcCmdBlk.CommandArgument = 0;\r | |
405 | \r | |
406 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
407 | \r | |
408 | return Status;\r | |
409 | }\r | |
410 | \r | |
411 | /**\r | |
412 | Send command SET_BUS_WIDTH to the SD device to set the bus width.\r | |
413 | \r | |
414 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
415 | \r | |
416 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
417 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
418 | @param[in] Rca The relative device address of addressed device.\r | |
419 | @param[in] BusWidth The bus width to be set, it could be 1 or 4.\r | |
420 | \r | |
421 | @retval EFI_SUCCESS The operation is done correctly.\r | |
422 | @retval Others The operation fails.\r | |
423 | \r | |
424 | **/\r | |
425 | EFI_STATUS\r | |
426 | SdCardSetBusWidth (\r | |
427 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
428 | IN UINT8 Slot,\r | |
429 | IN UINT16 Rca,\r | |
430 | IN UINT8 BusWidth\r | |
431 | )\r | |
432 | {\r | |
433 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
434 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
435 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
436 | EFI_STATUS Status;\r | |
437 | UINT8 Value;\r | |
438 | \r | |
439 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
440 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
441 | ZeroMem (&Packet, sizeof (Packet));\r | |
442 | \r | |
443 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
444 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
445 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
446 | \r | |
447 | SdMmcCmdBlk.CommandIndex = SD_APP_CMD;\r | |
448 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
449 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
450 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r | |
451 | \r | |
452 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
453 | if (EFI_ERROR (Status)) {\r | |
454 | return Status;\r | |
455 | }\r | |
456 | \r | |
457 | SdMmcCmdBlk.CommandIndex = SD_SET_BUS_WIDTH;\r | |
458 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
459 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
460 | \r | |
461 | if (BusWidth == 1) {\r | |
462 | Value = 0;\r | |
463 | } else if (BusWidth == 4) {\r | |
464 | Value = 2;\r | |
465 | } else {\r | |
466 | return EFI_INVALID_PARAMETER;\r | |
467 | }\r | |
468 | \r | |
469 | SdMmcCmdBlk.CommandArgument = Value & 0x3;\r | |
470 | \r | |
471 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
472 | return Status;\r | |
473 | }\r | |
474 | \r | |
475 | /**\r | |
476 | Send command SWITCH_FUNC to the SD device to check switchable function or switch card function.\r | |
477 | \r | |
478 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
479 | \r | |
480 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
481 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
482 | @param[in] AccessMode The value for access mode group.\r | |
483 | @param[in] CommandSystem The value for command set group.\r | |
484 | @param[in] DriveStrength The value for drive length group.\r | |
485 | @param[in] PowerLimit The value for power limit group.\r | |
486 | @param[in] Mode Switch or check function.\r | |
6263ae93 | 487 | @param[out] SwitchResp The return switch function status.\r |
48555339 FT |
488 | \r |
489 | @retval EFI_SUCCESS The operation is done correctly.\r | |
490 | @retval Others The operation fails.\r | |
491 | \r | |
492 | **/\r | |
493 | EFI_STATUS\r | |
494 | SdCardSwitch (\r | |
6263ae93 FT |
495 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r |
496 | IN UINT8 Slot,\r | |
497 | IN UINT8 AccessMode,\r | |
498 | IN UINT8 CommandSystem,\r | |
499 | IN UINT8 DriveStrength,\r | |
500 | IN UINT8 PowerLimit,\r | |
501 | IN BOOLEAN Mode,\r | |
502 | OUT UINT8 *SwitchResp\r | |
48555339 FT |
503 | )\r |
504 | {\r | |
505 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
506 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
507 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
508 | EFI_STATUS Status;\r | |
509 | UINT32 ModeValue;\r | |
48555339 FT |
510 | \r |
511 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
512 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
513 | ZeroMem (&Packet, sizeof (Packet));\r | |
514 | \r | |
515 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
516 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
517 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
518 | \r | |
519 | SdMmcCmdBlk.CommandIndex = SD_SWITCH_FUNC;\r | |
520 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAdtc;\r | |
521 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
522 | \r | |
523 | ModeValue = Mode ? BIT31 : 0;\r | |
524 | SdMmcCmdBlk.CommandArgument = (AccessMode & 0xF) | ((PowerLimit & 0xF) << 4) | \\r | |
525 | ((DriveStrength & 0xF) << 8) | ((DriveStrength & 0xF) << 12) | \\r | |
526 | ModeValue;\r | |
527 | \r | |
6263ae93 FT |
528 | Packet.InDataBuffer = SwitchResp;\r |
529 | Packet.InTransferLength = 64;\r | |
48555339 FT |
530 | \r |
531 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
532 | \r | |
533 | return Status;\r | |
534 | }\r | |
535 | \r | |
536 | /**\r | |
537 | Send command SEND_STATUS to the addressed SD device to get its status register.\r | |
538 | \r | |
539 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
540 | \r | |
541 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
542 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
543 | @param[in] Rca The relative device address of addressed device.\r | |
544 | @param[out] DevStatus The returned device status.\r | |
545 | \r | |
546 | @retval EFI_SUCCESS The operation is done correctly.\r | |
547 | @retval Others The operation fails.\r | |
548 | \r | |
549 | **/\r | |
550 | EFI_STATUS\r | |
551 | SdCardSendStatus (\r | |
552 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
553 | IN UINT8 Slot,\r | |
554 | IN UINT16 Rca,\r | |
555 | OUT UINT32 *DevStatus\r | |
556 | )\r | |
557 | {\r | |
558 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
559 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
560 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
561 | EFI_STATUS Status;\r | |
562 | \r | |
563 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
564 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
565 | ZeroMem (&Packet, sizeof (Packet));\r | |
566 | \r | |
567 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
568 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
569 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
570 | \r | |
571 | SdMmcCmdBlk.CommandIndex = SD_SEND_STATUS;\r | |
572 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
573 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
574 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r | |
575 | \r | |
576 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
577 | if (!EFI_ERROR (Status)) {\r | |
578 | *DevStatus = SdMmcStatusBlk.Resp0;\r | |
579 | }\r | |
580 | \r | |
581 | return Status;\r | |
582 | }\r | |
583 | \r | |
584 | /**\r | |
585 | Send command SEND_TUNING_BLOCK to the SD device for HS200 optimal sampling point\r | |
586 | detection.\r | |
587 | \r | |
588 | It may be sent up to 40 times until the host finishes the tuning procedure.\r | |
589 | \r | |
590 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.\r | |
591 | \r | |
592 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
593 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
594 | \r | |
595 | @retval EFI_SUCCESS The operation is done correctly.\r | |
596 | @retval Others The operation fails.\r | |
597 | \r | |
598 | **/\r | |
599 | EFI_STATUS\r | |
600 | SdCardSendTuningBlk (\r | |
601 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
602 | IN UINT8 Slot\r | |
603 | )\r | |
604 | {\r | |
605 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
606 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
607 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
608 | EFI_STATUS Status;\r | |
609 | UINT8 TuningBlock[64];\r | |
610 | \r | |
611 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
612 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
613 | ZeroMem (&Packet, sizeof (Packet));\r | |
614 | \r | |
615 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
616 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
617 | Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;\r | |
618 | \r | |
619 | SdMmcCmdBlk.CommandIndex = SD_SEND_TUNING_BLOCK;\r | |
620 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAdtc;\r | |
621 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
622 | SdMmcCmdBlk.CommandArgument = 0;\r | |
623 | \r | |
624 | Packet.InDataBuffer = TuningBlock;\r | |
625 | Packet.InTransferLength = sizeof (TuningBlock);\r | |
626 | \r | |
627 | Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);\r | |
628 | \r | |
629 | return Status;\r | |
630 | }\r | |
631 | \r | |
632 | /**\r | |
633 | Tunning the sampling point of SDR104 or SDR50 bus speed mode.\r | |
634 | \r | |
635 | Command SD_SEND_TUNING_BLOCK may be sent up to 40 times until the host finishes the\r | |
636 | tuning procedure.\r | |
637 | \r | |
638 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 and\r | |
639 | SD Host Controller Simplified Spec 3.0 section Figure 3-7 for details.\r | |
640 | \r | |
641 | @param[in] PciIo A pointer to the EFI_PCI_IO_PROTOCOL instance.\r | |
642 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
643 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
644 | \r | |
645 | @retval EFI_SUCCESS The operation is done correctly.\r | |
646 | @retval Others The operation fails.\r | |
647 | \r | |
648 | **/\r | |
649 | EFI_STATUS\r | |
650 | SdCardTuningClock (\r | |
651 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
652 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
653 | IN UINT8 Slot\r | |
654 | )\r | |
655 | {\r | |
656 | EFI_STATUS Status;\r | |
657 | UINT8 HostCtrl2;\r | |
658 | UINT8 Retry;\r | |
659 | \r | |
660 | //\r | |
661 | // Notify the host that the sampling clock tuning procedure starts.\r | |
662 | //\r | |
663 | HostCtrl2 = BIT6;\r | |
664 | Status = SdMmcHcOrMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, sizeof (HostCtrl2), &HostCtrl2);\r | |
665 | if (EFI_ERROR (Status)) {\r | |
666 | return Status;\r | |
667 | }\r | |
668 | //\r | |
669 | // Ask the device to send a sequence of tuning blocks till the tuning procedure is done.\r | |
670 | //\r | |
671 | Retry = 0;\r | |
672 | do {\r | |
673 | Status = SdCardSendTuningBlk (PassThru, Slot);\r | |
674 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 675 | DEBUG ((DEBUG_ERROR, "SdCardSendTuningBlk: Send tuning block fails with %r\n", Status));\r |
48555339 FT |
676 | return Status;\r |
677 | }\r | |
678 | \r | |
679 | Status = SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, TRUE, sizeof (HostCtrl2), &HostCtrl2);\r | |
680 | if (EFI_ERROR (Status)) {\r | |
681 | return Status;\r | |
682 | }\r | |
683 | \r | |
8c983d3e | 684 | if ((HostCtrl2 & (BIT6 | BIT7)) == 0) {\r |
48555339 FT |
685 | break;\r |
686 | }\r | |
8c983d3e FT |
687 | if ((HostCtrl2 & (BIT6 | BIT7)) == BIT7) {\r |
688 | return EFI_SUCCESS;\r | |
689 | }\r | |
48555339 FT |
690 | } while (++Retry < 40);\r |
691 | \r | |
e27ccaba | 692 | DEBUG ((DEBUG_ERROR, "SdCardTuningClock: Send tuning block fails at %d times with HostCtrl2 %02x\n", Retry, HostCtrl2));\r |
8c983d3e FT |
693 | //\r |
694 | // Abort the tuning procedure and reset the tuning circuit.\r | |
695 | //\r | |
696 | HostCtrl2 = (UINT8)~(BIT6 | BIT7);\r | |
697 | Status = SdMmcHcAndMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, sizeof (HostCtrl2), &HostCtrl2);\r | |
698 | if (EFI_ERROR (Status)) {\r | |
699 | return Status;\r | |
48555339 | 700 | }\r |
8c983d3e | 701 | return EFI_DEVICE_ERROR;\r |
48555339 FT |
702 | }\r |
703 | \r | |
704 | /**\r | |
705 | Switch the bus width to specified width.\r | |
706 | \r | |
707 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 and\r | |
708 | SD Host Controller Simplified Spec 3.0 section Figure 3-7 for details.\r | |
709 | \r | |
710 | @param[in] PciIo A pointer to the EFI_PCI_IO_PROTOCOL instance.\r | |
711 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
712 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
713 | @param[in] Rca The relative device address to be assigned.\r | |
714 | @param[in] BusWidth The bus width to be set, it could be 4 or 8.\r | |
715 | \r | |
716 | @retval EFI_SUCCESS The operation is done correctly.\r | |
717 | @retval Others The operation fails.\r | |
718 | \r | |
719 | **/\r | |
720 | EFI_STATUS\r | |
721 | SdCardSwitchBusWidth (\r | |
722 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
723 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
724 | IN UINT8 Slot,\r | |
725 | IN UINT16 Rca,\r | |
726 | IN UINT8 BusWidth\r | |
727 | )\r | |
728 | {\r | |
729 | EFI_STATUS Status;\r | |
730 | UINT32 DevStatus;\r | |
731 | \r | |
732 | Status = SdCardSetBusWidth (PassThru, Slot, Rca, BusWidth);\r | |
733 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 734 | DEBUG ((DEBUG_ERROR, "SdCardSwitchBusWidth: Switch to bus width %d fails with %r\n", BusWidth, Status));\r |
48555339 FT |
735 | return Status;\r |
736 | }\r | |
737 | \r | |
738 | Status = SdCardSendStatus (PassThru, Slot, Rca, &DevStatus);\r | |
739 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 740 | DEBUG ((DEBUG_ERROR, "SdCardSwitchBusWidth: Send status fails with %r\n", Status));\r |
48555339 FT |
741 | return Status;\r |
742 | }\r | |
743 | //\r | |
744 | // Check the switch operation is really successful or not.\r | |
745 | //\r | |
746 | if ((DevStatus >> 16) != 0) {\r | |
e27ccaba | 747 | DEBUG ((DEBUG_ERROR, "SdCardSwitchBusWidth: The switch operation fails as DevStatus is 0x%08x\n", DevStatus));\r |
48555339 FT |
748 | return EFI_DEVICE_ERROR;\r |
749 | }\r | |
750 | \r | |
751 | Status = SdMmcHcSetBusWidth (PciIo, Slot, BusWidth);\r | |
752 | \r | |
753 | return Status;\r | |
754 | }\r | |
755 | \r | |
756 | /**\r | |
757 | Switch the high speed timing according to request.\r | |
758 | \r | |
759 | Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 and\r | |
760 | SD Host Controller Simplified Spec 3.0 section Figure 2-29 for details.\r | |
761 | \r | |
762 | @param[in] PciIo A pointer to the EFI_PCI_IO_PROTOCOL instance.\r | |
763 | @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.\r | |
764 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
765 | @param[in] Rca The relative device address to be assigned.\r | |
766 | @param[in] S18A The boolean to show if it's a UHS-I SD card.\r | |
767 | \r | |
768 | @retval EFI_SUCCESS The operation is done correctly.\r | |
769 | @retval Others The operation fails.\r | |
770 | \r | |
771 | **/\r | |
772 | EFI_STATUS\r | |
773 | SdCardSetBusMode (\r | |
774 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
775 | IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,\r | |
776 | IN UINT8 Slot,\r | |
777 | IN UINT16 Rca,\r | |
778 | IN BOOLEAN S18A\r | |
779 | )\r | |
780 | {\r | |
781 | EFI_STATUS Status;\r | |
782 | SD_MMC_HC_SLOT_CAP *Capability;\r | |
783 | UINT32 ClockFreq;\r | |
784 | UINT8 BusWidth;\r | |
785 | UINT8 AccessMode;\r | |
786 | UINT8 HostCtrl1;\r | |
787 | UINT8 HostCtrl2;\r | |
6263ae93 | 788 | UINT8 SwitchResp[64];\r |
48555339 FT |
789 | SD_MMC_HC_PRIVATE_DATA *Private;\r |
790 | \r | |
791 | Private = SD_MMC_HC_PRIVATE_FROM_THIS (PassThru);\r | |
792 | \r | |
793 | Capability = &Private->Capability[Slot];\r | |
794 | \r | |
795 | Status = SdCardSelect (PassThru, Slot, Rca);\r | |
796 | if (EFI_ERROR (Status)) {\r | |
797 | return Status;\r | |
798 | }\r | |
799 | \r | |
800 | BusWidth = 4;\r | |
801 | \r | |
802 | Status = SdCardSwitchBusWidth (PciIo, PassThru, Slot, Rca, BusWidth);\r | |
803 | if (EFI_ERROR (Status)) {\r | |
804 | return Status;\r | |
805 | }\r | |
48555339 | 806 | //\r |
6263ae93 FT |
807 | // Get the supported bus speed from SWITCH cmd return data group #1.\r |
808 | //\r | |
809 | Status = SdCardSwitch (PassThru, Slot, 0xF, 0xF, 0xF, 0xF, FALSE, SwitchResp);\r | |
810 | if (EFI_ERROR (Status)) {\r | |
811 | return Status;\r | |
812 | }\r | |
813 | //\r | |
814 | // Calculate supported bus speed/bus width/clock frequency by host and device capability.\r | |
48555339 FT |
815 | //\r |
816 | ClockFreq = 0;\r | |
6263ae93 | 817 | if (S18A && (Capability->Sdr104 != 0) && ((SwitchResp[13] & BIT3) != 0)) {\r |
48555339 FT |
818 | ClockFreq = 208;\r |
819 | AccessMode = 3;\r | |
6263ae93 | 820 | } else if (S18A && (Capability->Sdr50 != 0) && ((SwitchResp[13] & BIT2) != 0)) {\r |
48555339 FT |
821 | ClockFreq = 100;\r |
822 | AccessMode = 2;\r | |
6263ae93 | 823 | } else if (S18A && (Capability->Ddr50 != 0) && ((SwitchResp[13] & BIT4) != 0)) {\r |
48555339 FT |
824 | ClockFreq = 50;\r |
825 | AccessMode = 4;\r | |
6263ae93 | 826 | } else if ((SwitchResp[13] & BIT1) != 0) {\r |
48555339 FT |
827 | ClockFreq = 50;\r |
828 | AccessMode = 1;\r | |
6263ae93 FT |
829 | } else {\r |
830 | ClockFreq = 25;\r | |
831 | AccessMode = 0;\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 | |
857 | HostCtrl2 = (UINT8)~0x7;\r | |
858 | Status = SdMmcHcAndMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, sizeof (HostCtrl2), &HostCtrl2);\r | |
859 | if (EFI_ERROR (Status)) {\r | |
860 | return Status;\r | |
861 | }\r | |
862 | HostCtrl2 = AccessMode;\r | |
863 | Status = SdMmcHcOrMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, sizeof (HostCtrl2), &HostCtrl2);\r | |
864 | if (EFI_ERROR (Status)) {\r | |
865 | return Status;\r | |
866 | }\r | |
867 | \r | |
868 | Status = SdMmcHcClockSupply (PciIo, Slot, ClockFreq * 1000, *Capability);\r | |
869 | if (EFI_ERROR (Status)) {\r | |
870 | return Status;\r | |
871 | }\r | |
872 | \r | |
873 | if ((AccessMode == 3) || ((AccessMode == 2) && (Capability->TuningSDR50 != 0))) {\r | |
874 | Status = SdCardTuningClock (PciIo, PassThru, Slot);\r | |
875 | if (EFI_ERROR (Status)) {\r | |
876 | return Status;\r | |
877 | }\r | |
878 | }\r | |
879 | \r | |
880 | return Status;\r | |
881 | }\r | |
882 | \r | |
883 | /**\r | |
884 | Execute SD device identification procedure.\r | |
885 | \r | |
886 | Refer to SD Physical Layer Simplified Spec 4.1 Section 3.6 for details.\r | |
887 | \r | |
888 | @param[in] Private A pointer to the SD_MMC_HC_PRIVATE_DATA instance.\r | |
889 | @param[in] Slot The slot number of the SD card to send the command to.\r | |
890 | \r | |
891 | @retval EFI_SUCCESS There is a SD card.\r | |
892 | @retval Others There is not a SD card.\r | |
893 | \r | |
894 | **/\r | |
895 | EFI_STATUS\r | |
896 | SdCardIdentification (\r | |
897 | IN SD_MMC_HC_PRIVATE_DATA *Private,\r | |
898 | IN UINT8 Slot\r | |
899 | )\r | |
900 | {\r | |
901 | EFI_STATUS Status;\r | |
902 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
903 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
904 | UINT32 Ocr;\r | |
905 | UINT16 Rca;\r | |
906 | BOOLEAN Xpc;\r | |
907 | BOOLEAN S18r;\r | |
908 | UINT64 MaxCurrent;\r | |
909 | UINT16 ControllerVer;\r | |
910 | UINT8 PowerCtrl;\r | |
911 | UINT32 PresentState;\r | |
912 | UINT8 HostCtrl2;\r | |
ec86d285 | 913 | UINTN Retry;\r |
48555339 FT |
914 | \r |
915 | PciIo = Private->PciIo;\r | |
916 | PassThru = &Private->PassThru;\r | |
917 | //\r | |
918 | // 1. Send Cmd0 to the device\r | |
919 | //\r | |
920 | Status = SdCardReset (PassThru, Slot);\r | |
921 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 922 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Executing Cmd0 fails with %r\n", Status));\r |
48555339 FT |
923 | return Status;\r |
924 | }\r | |
925 | //\r | |
926 | // 2. Send Cmd8 to the device\r | |
927 | //\r | |
928 | Status = SdCardVoltageCheck (PassThru, Slot, 0x1, 0xFF);\r | |
929 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 930 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Executing Cmd8 fails with %r\n", Status));\r |
48555339 FT |
931 | return Status;\r |
932 | }\r | |
933 | //\r | |
934 | // 3. Send SDIO Cmd5 to the device to the SDIO device OCR register.\r | |
935 | //\r | |
936 | Status = SdioSendOpCond (PassThru, Slot, 0, FALSE);\r | |
937 | if (!EFI_ERROR (Status)) {\r | |
e27ccaba | 938 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Found SDIO device, ignore it as we don't support\n"));\r |
48555339 FT |
939 | return EFI_DEVICE_ERROR;\r |
940 | }\r | |
941 | //\r | |
942 | // 4. Send Acmd41 with voltage window 0 to the device\r | |
943 | //\r | |
944 | Status = SdCardSendOpCond (PassThru, Slot, 0, 0, FALSE, FALSE, FALSE, &Ocr);\r | |
945 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 946 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Executing SdCardSendOpCond fails with %r\n", Status));\r |
48555339 FT |
947 | return EFI_DEVICE_ERROR;\r |
948 | }\r | |
949 | \r | |
950 | if (Private->Capability[Slot].Voltage33 != 0) {\r | |
951 | //\r | |
952 | // Support 3.3V\r | |
953 | //\r | |
954 | MaxCurrent = ((UINT32)Private->MaxCurrent[Slot] & 0xFF) * 4;\r | |
955 | } else if (Private->Capability[Slot].Voltage30 != 0) {\r | |
956 | //\r | |
957 | // Support 3.0V\r | |
958 | //\r | |
959 | MaxCurrent = (((UINT32)Private->MaxCurrent[Slot] >> 8) & 0xFF) * 4;\r | |
960 | } else if (Private->Capability[Slot].Voltage18 != 0) {\r | |
961 | //\r | |
962 | // Support 1.8V\r | |
963 | //\r | |
964 | MaxCurrent = (((UINT32)Private->MaxCurrent[Slot] >> 16) & 0xFF) * 4;\r | |
965 | } else {\r | |
966 | ASSERT (FALSE);\r | |
967 | return EFI_DEVICE_ERROR;\r | |
968 | }\r | |
969 | \r | |
970 | if (MaxCurrent >= 150) {\r | |
971 | Xpc = TRUE;\r | |
972 | } else {\r | |
973 | Xpc = FALSE;\r | |
974 | }\r | |
975 | \r | |
976 | Status = SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_CTRL_VER, TRUE, sizeof (ControllerVer), &ControllerVer);\r | |
977 | if (EFI_ERROR (Status)) {\r | |
978 | return Status;\r | |
979 | }\r | |
980 | \r | |
bbce0015 JB |
981 | if (((ControllerVer & 0xFF) >= SD_MMC_HC_CTRL_VER_300) &&\r |
982 | ((ControllerVer & 0xFF) <= SD_MMC_HC_CTRL_VER_420)) {\r | |
48555339 | 983 | S18r = TRUE;\r |
bdf038cc | 984 | } else if (((ControllerVer & 0xFF) == SD_MMC_HC_CTRL_VER_100) || ((ControllerVer & 0xFF) == SD_MMC_HC_CTRL_VER_200)) {\r |
48555339 FT |
985 | S18r = FALSE;\r |
986 | } else {\r | |
987 | ASSERT (FALSE);\r | |
988 | return EFI_UNSUPPORTED;\r | |
989 | }\r | |
990 | //\r | |
991 | // 5. Repeatly send Acmd41 with supply voltage window to the device.\r | |
992 | // Note here we only support the cards complied with SD physical\r | |
993 | // layer simplified spec version 2.0 and version 3.0 and above.\r | |
994 | //\r | |
ec86d285 FT |
995 | Ocr = 0;\r |
996 | Retry = 0;\r | |
48555339 FT |
997 | do {\r |
998 | Status = SdCardSendOpCond (PassThru, Slot, 0, Ocr, S18r, Xpc, TRUE, &Ocr);\r | |
999 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 1000 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SdCardSendOpCond fails with %r Ocr %x, S18r %x, Xpc %x\n", Status, Ocr, S18r, Xpc));\r |
48555339 FT |
1001 | return EFI_DEVICE_ERROR;\r |
1002 | }\r | |
ec86d285 FT |
1003 | \r |
1004 | if (Retry++ == 100) {\r | |
1005 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SdCardSendOpCond fails too many times\n"));\r | |
1006 | return EFI_DEVICE_ERROR;\r | |
1007 | }\r | |
1008 | gBS->Stall(10 * 1000);\r | |
48555339 FT |
1009 | } while ((Ocr & BIT31) == 0);\r |
1010 | \r | |
1011 | //\r | |
1012 | // 6. If the S18A bit is set and the Host Controller supports 1.8V signaling\r | |
1013 | // (One of support bits is set to 1: SDR50, SDR104 or DDR50 in the\r | |
1014 | // Capabilities register), switch its voltage to 1.8V.\r | |
1015 | //\r | |
1016 | if ((Private->Capability[Slot].Sdr50 != 0 ||\r | |
1017 | Private->Capability[Slot].Sdr104 != 0 ||\r | |
1018 | Private->Capability[Slot].Ddr50 != 0) &&\r | |
1019 | ((Ocr & BIT24) != 0)) {\r | |
1020 | Status = SdCardVoltageSwitch (PassThru, Slot);\r | |
1021 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 1022 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: Executing SdCardVoltageSwitch fails with %r\n", Status));\r |
48555339 FT |
1023 | Status = EFI_DEVICE_ERROR;\r |
1024 | goto Error;\r | |
1025 | } else {\r | |
1026 | Status = SdMmcHcStopClock (PciIo, Slot);\r | |
1027 | if (EFI_ERROR (Status)) {\r | |
1028 | Status = EFI_DEVICE_ERROR;\r | |
1029 | goto Error;\r | |
1030 | }\r | |
1031 | \r | |
1032 | SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_PRESENT_STATE, TRUE, sizeof (PresentState), &PresentState);\r | |
1033 | if (((PresentState >> 20) & 0xF) != 0) {\r | |
e27ccaba | 1034 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SwitchVoltage fails with PresentState = 0x%x\n", PresentState));\r |
48555339 FT |
1035 | Status = EFI_DEVICE_ERROR;\r |
1036 | goto Error;\r | |
1037 | }\r | |
1038 | HostCtrl2 = BIT3;\r | |
1039 | SdMmcHcOrMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, sizeof (HostCtrl2), &HostCtrl2);\r | |
1040 | \r | |
1041 | gBS->Stall (5000);\r | |
1042 | \r | |
1043 | SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_HOST_CTRL2, TRUE, sizeof (HostCtrl2), &HostCtrl2);\r | |
1044 | if ((HostCtrl2 & BIT3) == 0) {\r | |
e27ccaba | 1045 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SwitchVoltage fails with HostCtrl2 = 0x%x\n", HostCtrl2));\r |
48555339 FT |
1046 | Status = EFI_DEVICE_ERROR;\r |
1047 | goto Error;\r | |
1048 | }\r | |
1049 | \r | |
1050 | SdMmcHcInitClockFreq (PciIo, Slot, Private->Capability[Slot]);\r | |
1051 | \r | |
2a8b78cf | 1052 | gBS->Stall (1000);\r |
48555339 FT |
1053 | \r |
1054 | SdMmcHcRwMmio (PciIo, Slot, SD_MMC_HC_PRESENT_STATE, TRUE, sizeof (PresentState), &PresentState);\r | |
1055 | if (((PresentState >> 20) & 0xF) != 0xF) {\r | |
e27ccaba | 1056 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: SwitchVoltage fails with PresentState = 0x%x, It should be 0xF\n", PresentState));\r |
48555339 FT |
1057 | Status = EFI_DEVICE_ERROR;\r |
1058 | goto Error;\r | |
1059 | }\r | |
1060 | }\r | |
e27ccaba | 1061 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Switch to 1.8v signal voltage success\n"));\r |
48555339 FT |
1062 | }\r |
1063 | \r | |
1064 | Status = SdCardAllSendCid (PassThru, Slot);\r | |
1065 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 1066 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: Executing SdCardAllSendCid fails with %r\n", Status));\r |
48555339 FT |
1067 | return Status;\r |
1068 | }\r | |
1069 | \r | |
1070 | Status = SdCardSetRca (PassThru, Slot, &Rca);\r | |
1071 | if (EFI_ERROR (Status)) {\r | |
e27ccaba | 1072 | DEBUG ((DEBUG_ERROR, "SdCardIdentification: Executing SdCardSetRca fails with %r\n", Status));\r |
48555339 FT |
1073 | return Status;\r |
1074 | }\r | |
1075 | //\r | |
1076 | // Enter Data Tranfer Mode.\r | |
1077 | //\r | |
e27ccaba | 1078 | DEBUG ((DEBUG_INFO, "SdCardIdentification: Found a SD device at slot [%d]\n", Slot));\r |
48555339 FT |
1079 | Private->Slot[Slot].CardType = SdCardType;\r |
1080 | \r | |
1081 | Status = SdCardSetBusMode (PciIo, PassThru, Slot, Rca, ((Ocr & BIT24) != 0));\r | |
1082 | \r | |
1083 | return Status;\r | |
1084 | \r | |
1085 | Error:\r | |
1086 | //\r | |
1087 | // Set SD Bus Power = 0\r | |
1088 | //\r | |
1089 | PowerCtrl = (UINT8)~BIT0;\r | |
1090 | Status = SdMmcHcAndMmio (PciIo, Slot, SD_MMC_HC_POWER_CTRL, sizeof (PowerCtrl), &PowerCtrl);\r | |
1091 | return EFI_DEVICE_ERROR;\r | |
1092 | }\r | |
1093 | \r |