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a41b5272 | 1 | /** @file\r |
2 | Header file for AHCI mode of ATA host controller.\r | |
1aff716a | 3 | \r |
cffd2171 | 4 | Copyright (c) 2010 - 2013, Intel Corporation. All rights reserved.<BR>\r |
1aff716a | 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 | |
a41b5272 | 9 | \r |
1aff716a | 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 | |
a41b5272 | 12 | \r |
13 | **/\r | |
14 | \r | |
15 | #include "AtaAtapiPassThru.h"\r | |
16 | \r | |
17 | /**\r | |
18 | read a one-byte data from a IDE port.\r | |
19 | \r | |
8536cc4b | 20 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure\r |
1aff716a | 21 | @param Port The IDE Port number\r |
a41b5272 | 22 | \r |
23 | @return the one-byte data read from IDE port\r | |
24 | **/\r | |
25 | UINT8\r | |
26 | EFIAPI\r | |
27 | IdeReadPortB (\r | |
28 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
29 | IN UINT16 Port\r | |
30 | )\r | |
31 | {\r | |
32 | UINT8 Data;\r | |
33 | \r | |
34 | ASSERT (PciIo != NULL);\r | |
35 | \r | |
36 | Data = 0;\r | |
37 | //\r | |
38 | // perform 1-byte data read from register\r | |
39 | //\r | |
40 | PciIo->Io.Read (\r | |
41 | PciIo,\r | |
42 | EfiPciIoWidthUint8,\r | |
43 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
44 | (UINT64) Port,\r | |
45 | 1,\r | |
46 | &Data\r | |
47 | );\r | |
48 | return Data;\r | |
49 | }\r | |
50 | \r | |
51 | /**\r | |
52 | write a 1-byte data to a specific IDE port.\r | |
53 | \r | |
8536cc4b | 54 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure\r |
a41b5272 | 55 | @param Port The IDE port to be writen\r |
56 | @param Data The data to write to the port\r | |
57 | **/\r | |
58 | VOID\r | |
59 | EFIAPI\r | |
60 | IdeWritePortB (\r | |
61 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
62 | IN UINT16 Port,\r | |
63 | IN UINT8 Data\r | |
64 | )\r | |
65 | {\r | |
66 | ASSERT (PciIo != NULL);\r | |
67 | \r | |
68 | //\r | |
69 | // perform 1-byte data write to register\r | |
70 | //\r | |
71 | PciIo->Io.Write (\r | |
72 | PciIo,\r | |
73 | EfiPciIoWidthUint8,\r | |
74 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
75 | (UINT64) Port,\r | |
76 | 1,\r | |
77 | &Data\r | |
78 | );\r | |
79 | }\r | |
80 | \r | |
81 | /**\r | |
82 | write a 1-word data to a specific IDE port.\r | |
83 | \r | |
8536cc4b | 84 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure\r |
a41b5272 | 85 | @param Port The IDE port to be writen\r |
86 | @param Data The data to write to the port\r | |
87 | **/\r | |
88 | VOID\r | |
89 | EFIAPI\r | |
90 | IdeWritePortW (\r | |
91 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
92 | IN UINT16 Port,\r | |
93 | IN UINT16 Data\r | |
94 | )\r | |
95 | {\r | |
96 | ASSERT (PciIo != NULL);\r | |
97 | \r | |
98 | //\r | |
99 | // perform 1-word data write to register\r | |
100 | //\r | |
101 | PciIo->Io.Write (\r | |
102 | PciIo,\r | |
103 | EfiPciIoWidthUint16,\r | |
104 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
105 | (UINT64) Port,\r | |
106 | 1,\r | |
107 | &Data\r | |
108 | );\r | |
109 | }\r | |
110 | \r | |
111 | /**\r | |
112 | write a 2-word data to a specific IDE port.\r | |
113 | \r | |
8536cc4b | 114 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure\r |
a41b5272 | 115 | @param Port The IDE port to be writen\r |
116 | @param Data The data to write to the port\r | |
117 | **/\r | |
118 | VOID\r | |
119 | EFIAPI\r | |
120 | IdeWritePortDW (\r | |
121 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
122 | IN UINT16 Port,\r | |
123 | IN UINT32 Data\r | |
124 | )\r | |
125 | {\r | |
126 | ASSERT (PciIo != NULL);\r | |
127 | \r | |
128 | //\r | |
129 | // perform 2-word data write to register\r | |
130 | //\r | |
131 | PciIo->Io.Write (\r | |
132 | PciIo,\r | |
133 | EfiPciIoWidthUint32,\r | |
134 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
135 | (UINT64) Port,\r | |
136 | 1,\r | |
137 | &Data\r | |
138 | );\r | |
139 | }\r | |
140 | \r | |
141 | /**\r | |
142 | Write multiple words of data to the IDE data port.\r | |
143 | Call the IO abstraction once to do the complete read,\r | |
144 | not one word at a time\r | |
145 | \r | |
8536cc4b | 146 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure\r |
a41b5272 | 147 | @param Port IO port to read\r |
148 | @param Count No. of UINT16's to read\r | |
149 | @param Buffer Pointer to the data buffer for read\r | |
150 | \r | |
151 | **/\r | |
152 | VOID\r | |
153 | EFIAPI\r | |
154 | IdeWritePortWMultiple (\r | |
155 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
156 | IN UINT16 Port,\r | |
157 | IN UINTN Count,\r | |
158 | IN VOID *Buffer\r | |
159 | )\r | |
160 | {\r | |
161 | ASSERT (PciIo != NULL);\r | |
162 | ASSERT (Buffer != NULL);\r | |
163 | \r | |
164 | //\r | |
165 | // perform UINT16 data write to the FIFO\r | |
166 | //\r | |
167 | PciIo->Io.Write (\r | |
168 | PciIo,\r | |
169 | EfiPciIoWidthFifoUint16,\r | |
170 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
171 | (UINT64) Port,\r | |
172 | Count,\r | |
173 | (UINT16 *) Buffer\r | |
174 | );\r | |
175 | \r | |
176 | }\r | |
177 | \r | |
178 | /**\r | |
179 | Reads multiple words of data from the IDE data port.\r | |
180 | Call the IO abstraction once to do the complete read,\r | |
181 | not one word at a time\r | |
182 | \r | |
8536cc4b | 183 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure\r |
a41b5272 | 184 | @param Port IO port to read\r |
185 | @param Count Number of UINT16's to read\r | |
186 | @param Buffer Pointer to the data buffer for read\r | |
187 | \r | |
188 | **/\r | |
189 | VOID\r | |
190 | EFIAPI\r | |
191 | IdeReadPortWMultiple (\r | |
192 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
193 | IN UINT16 Port,\r | |
194 | IN UINTN Count,\r | |
195 | IN VOID *Buffer\r | |
196 | )\r | |
197 | {\r | |
198 | ASSERT (PciIo != NULL);\r | |
199 | ASSERT (Buffer != NULL);\r | |
200 | \r | |
201 | //\r | |
202 | // Perform UINT16 data read from FIFO\r | |
203 | //\r | |
204 | PciIo->Io.Read (\r | |
205 | PciIo,\r | |
206 | EfiPciIoWidthFifoUint16,\r | |
207 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
208 | (UINT64) Port,\r | |
209 | Count,\r | |
210 | (UINT16 *) Buffer\r | |
211 | );\r | |
212 | \r | |
213 | }\r | |
214 | \r | |
215 | /**\r | |
216 | This function is used to analyze the Status Register and print out\r | |
217 | some debug information and if there is ERR bit set in the Status\r | |
218 | Register, the Error Register's value is also be parsed and print out.\r | |
219 | \r | |
8536cc4b | 220 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure.\r |
a41b5272 | 221 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r |
222 | @param AtaStatusBlock A pointer to EFI_ATA_STATUS_BLOCK data structure.\r | |
223 | \r | |
224 | **/\r | |
225 | VOID\r | |
226 | EFIAPI\r | |
227 | DumpAllIdeRegisters (\r | |
228 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
229 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
230 | IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock\r | |
231 | )\r | |
232 | {\r | |
233 | EFI_ATA_STATUS_BLOCK StatusBlock;\r | |
234 | \r | |
235 | ASSERT (PciIo != NULL);\r | |
236 | ASSERT (IdeRegisters != NULL);\r | |
237 | \r | |
238 | ZeroMem (&StatusBlock, sizeof (EFI_ATA_STATUS_BLOCK));\r | |
239 | \r | |
240 | StatusBlock.AtaStatus = IdeReadPortB (PciIo, IdeRegisters->CmdOrStatus);\r | |
241 | StatusBlock.AtaError = IdeReadPortB (PciIo, IdeRegisters->ErrOrFeature);\r | |
242 | StatusBlock.AtaSectorCount = IdeReadPortB (PciIo, IdeRegisters->SectorCount);\r | |
243 | StatusBlock.AtaSectorCountExp = IdeReadPortB (PciIo, IdeRegisters->SectorCount);\r | |
244 | StatusBlock.AtaSectorNumber = IdeReadPortB (PciIo, IdeRegisters->SectorNumber);\r | |
245 | StatusBlock.AtaSectorNumberExp = IdeReadPortB (PciIo, IdeRegisters->SectorNumber);\r | |
246 | StatusBlock.AtaCylinderLow = IdeReadPortB (PciIo, IdeRegisters->CylinderLsb);\r | |
247 | StatusBlock.AtaCylinderLowExp = IdeReadPortB (PciIo, IdeRegisters->CylinderLsb);\r | |
248 | StatusBlock.AtaCylinderHigh = IdeReadPortB (PciIo, IdeRegisters->CylinderMsb);\r | |
249 | StatusBlock.AtaCylinderHighExp = IdeReadPortB (PciIo, IdeRegisters->CylinderMsb);\r | |
250 | StatusBlock.AtaDeviceHead = IdeReadPortB (PciIo, IdeRegisters->Head);\r | |
251 | \r | |
252 | if (AtaStatusBlock != NULL) {\r | |
253 | //\r | |
254 | // Dump the content of all ATA registers.\r | |
255 | //\r | |
256 | CopyMem (AtaStatusBlock, &StatusBlock, sizeof (EFI_ATA_STATUS_BLOCK));\r | |
257 | }\r | |
258 | \r | |
259 | DEBUG_CODE_BEGIN ();\r | |
260 | if ((StatusBlock.AtaStatus & ATA_STSREG_DWF) != 0) {\r | |
261 | DEBUG ((EFI_D_ERROR, "CheckRegisterStatus()-- %02x : Error : Write Fault\n", StatusBlock.AtaStatus));\r | |
262 | }\r | |
263 | \r | |
264 | if ((StatusBlock.AtaStatus & ATA_STSREG_CORR) != 0) {\r | |
265 | DEBUG ((EFI_D_ERROR, "CheckRegisterStatus()-- %02x : Error : Corrected Data\n", StatusBlock.AtaStatus));\r | |
266 | }\r | |
267 | \r | |
268 | if ((StatusBlock.AtaStatus & ATA_STSREG_ERR) != 0) {\r | |
269 | if ((StatusBlock.AtaError & ATA_ERRREG_BBK) != 0) {\r | |
270 | DEBUG ((EFI_D_ERROR, "CheckRegisterStatus()-- %02x : Error : Bad Block Detected\n", StatusBlock.AtaError));\r | |
271 | }\r | |
272 | \r | |
273 | if ((StatusBlock.AtaError & ATA_ERRREG_UNC) != 0) {\r | |
274 | DEBUG ((EFI_D_ERROR, "CheckRegisterStatus()-- %02x : Error : Uncorrectable Data\n", StatusBlock.AtaError));\r | |
275 | }\r | |
276 | \r | |
277 | if ((StatusBlock.AtaError & ATA_ERRREG_MC) != 0) {\r | |
278 | DEBUG ((EFI_D_ERROR, "CheckRegisterStatus()-- %02x : Error : Media Change\n", StatusBlock.AtaError));\r | |
279 | }\r | |
280 | \r | |
281 | if ((StatusBlock.AtaError & ATA_ERRREG_ABRT) != 0) {\r | |
282 | DEBUG ((EFI_D_ERROR, "CheckRegisterStatus()-- %02x : Error : Abort\n", StatusBlock.AtaError));\r | |
283 | }\r | |
284 | \r | |
285 | if ((StatusBlock.AtaError & ATA_ERRREG_TK0NF) != 0) {\r | |
286 | DEBUG ((EFI_D_ERROR, "CheckRegisterStatus()-- %02x : Error : Track 0 Not Found\n", StatusBlock.AtaError));\r | |
287 | }\r | |
288 | \r | |
289 | if ((StatusBlock.AtaError & ATA_ERRREG_AMNF) != 0) {\r | |
290 | DEBUG ((EFI_D_ERROR, "CheckRegisterStatus()-- %02x : Error : Address Mark Not Found\n", StatusBlock.AtaError));\r | |
291 | }\r | |
292 | }\r | |
293 | DEBUG_CODE_END ();\r | |
294 | }\r | |
295 | \r | |
296 | /**\r | |
8536cc4b | 297 | This function is used to analyze the Status Register at the condition that BSY is zero.\r |
298 | if there is ERR bit set in the Status Register, then return error.\r | |
a41b5272 | 299 | \r |
8536cc4b | 300 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure.\r |
a41b5272 | 301 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r |
302 | \r | |
303 | @retval EFI_SUCCESS No err information in the Status Register.\r | |
304 | @retval EFI_DEVICE_ERROR Any err information in the Status Register.\r | |
305 | \r | |
306 | **/\r | |
307 | EFI_STATUS\r | |
308 | EFIAPI\r | |
309 | CheckStatusRegister (\r | |
310 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
311 | IN EFI_IDE_REGISTERS *IdeRegisters\r | |
312 | )\r | |
313 | {\r | |
a41b5272 | 314 | UINT8 StatusRegister;\r |
315 | \r | |
316 | ASSERT (PciIo != NULL);\r | |
317 | ASSERT (IdeRegisters != NULL);\r | |
318 | \r | |
319 | StatusRegister = IdeReadPortB (PciIo, IdeRegisters->CmdOrStatus);\r | |
320 | \r | |
8536cc4b | 321 | if ((StatusRegister & ATA_STSREG_BSY) == 0) {\r |
322 | if ((StatusRegister & (ATA_STSREG_ERR | ATA_STSREG_DWF | ATA_STSREG_CORR)) == 0) {\r | |
323 | return EFI_SUCCESS;\r | |
324 | } else {\r | |
325 | return EFI_DEVICE_ERROR;\r | |
326 | }\r | |
a41b5272 | 327 | }\r |
8536cc4b | 328 | return EFI_SUCCESS;\r |
a41b5272 | 329 | }\r |
330 | \r | |
331 | /**\r | |
332 | This function is used to poll for the DRQ bit clear in the Status\r | |
333 | Register. DRQ is cleared when the device is finished transferring data.\r | |
334 | So this function is called after data transfer is finished.\r | |
335 | \r | |
8536cc4b | 336 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure.\r |
a41b5272 | 337 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r |
8536cc4b | 338 | @param Timeout The time to complete the command, uses 100ns as a unit.\r |
a41b5272 | 339 | \r |
340 | @retval EFI_SUCCESS DRQ bit clear within the time out.\r | |
341 | \r | |
342 | @retval EFI_TIMEOUT DRQ bit not clear within the time out.\r | |
343 | \r | |
344 | @note\r | |
345 | Read Status Register will clear interrupt status.\r | |
346 | \r | |
347 | **/\r | |
348 | EFI_STATUS\r | |
349 | EFIAPI\r | |
350 | DRQClear (\r | |
351 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
352 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
353 | IN UINT64 Timeout\r | |
354 | )\r | |
355 | {\r | |
356 | UINT32 Delay;\r | |
357 | UINT8 StatusRegister;\r | |
a41b5272 | 358 | \r |
359 | ASSERT (PciIo != NULL);\r | |
360 | ASSERT (IdeRegisters != NULL);\r | |
361 | \r | |
362 | Delay = (UINT32) (DivU64x32(Timeout, 1000) + 1);\r | |
363 | do {\r | |
364 | StatusRegister = IdeReadPortB (PciIo, IdeRegisters->CmdOrStatus);\r | |
365 | \r | |
366 | //\r | |
8536cc4b | 367 | // Wait for BSY == 0, then judge if DRQ is clear\r |
a41b5272 | 368 | //\r |
8536cc4b | 369 | if ((StatusRegister & ATA_STSREG_BSY) == 0) {\r |
370 | if ((StatusRegister & ATA_STSREG_DRQ) == ATA_STSREG_DRQ) {\r | |
371 | return EFI_DEVICE_ERROR;\r | |
372 | } else {\r | |
373 | return EFI_SUCCESS;\r | |
a41b5272 | 374 | }\r |
375 | }\r | |
376 | \r | |
377 | //\r | |
8536cc4b | 378 | // Stall for 100 microseconds.\r |
a41b5272 | 379 | //\r |
380 | MicroSecondDelay (100);\r | |
381 | \r | |
382 | Delay--;\r | |
383 | \r | |
384 | } while (Delay > 0);\r | |
385 | \r | |
8536cc4b | 386 | return EFI_TIMEOUT;\r |
a41b5272 | 387 | }\r |
388 | /**\r | |
389 | This function is used to poll for the DRQ bit clear in the Alternate\r | |
390 | Status Register. DRQ is cleared when the device is finished\r | |
391 | transferring data. So this function is called after data transfer\r | |
392 | is finished.\r | |
393 | \r | |
8536cc4b | 394 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure.\r |
a41b5272 | 395 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r |
8536cc4b | 396 | @param Timeout The time to complete the command, uses 100ns as a unit.\r |
a41b5272 | 397 | \r |
398 | @retval EFI_SUCCESS DRQ bit clear within the time out.\r | |
399 | \r | |
400 | @retval EFI_TIMEOUT DRQ bit not clear within the time out.\r | |
401 | @note Read Alternate Status Register will not clear interrupt status.\r | |
402 | \r | |
403 | **/\r | |
404 | EFI_STATUS\r | |
405 | EFIAPI\r | |
406 | DRQClear2 (\r | |
407 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
408 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
409 | IN UINT64 Timeout\r | |
410 | )\r | |
411 | {\r | |
412 | UINT32 Delay;\r | |
413 | UINT8 AltRegister;\r | |
a41b5272 | 414 | \r |
415 | ASSERT (PciIo != NULL);\r | |
416 | ASSERT (IdeRegisters != NULL);\r | |
417 | \r | |
418 | Delay = (UINT32) (DivU64x32(Timeout, 1000) + 1);\r | |
419 | do {\r | |
420 | AltRegister = IdeReadPortB (PciIo, IdeRegisters->AltOrDev);\r | |
421 | \r | |
422 | //\r | |
8536cc4b | 423 | // Wait for BSY == 0, then judge if DRQ is clear\r |
a41b5272 | 424 | //\r |
8536cc4b | 425 | if ((AltRegister & ATA_STSREG_BSY) == 0) {\r |
426 | if ((AltRegister & ATA_STSREG_DRQ) == ATA_STSREG_DRQ) {\r | |
427 | return EFI_DEVICE_ERROR;\r | |
428 | } else {\r | |
429 | return EFI_SUCCESS;\r | |
a41b5272 | 430 | }\r |
431 | }\r | |
432 | \r | |
433 | //\r | |
434 | // Stall for 100 microseconds.\r | |
435 | //\r | |
436 | MicroSecondDelay (100);\r | |
437 | \r | |
438 | Delay--;\r | |
439 | \r | |
440 | } while (Delay > 0);\r | |
441 | \r | |
8536cc4b | 442 | return EFI_TIMEOUT;\r |
a41b5272 | 443 | }\r |
444 | \r | |
445 | /**\r | |
446 | This function is used to poll for the DRQ bit set in the\r | |
447 | Status Register.\r | |
448 | DRQ is set when the device is ready to transfer data. So this function\r | |
449 | is called after the command is sent to the device and before required\r | |
450 | data is transferred.\r | |
451 | \r | |
8536cc4b | 452 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure.\r |
a41b5272 | 453 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r |
8536cc4b | 454 | @param Timeout The time to complete the command, uses 100ns as a unit.\r |
a41b5272 | 455 | \r |
456 | @retval EFI_SUCCESS DRQ bit set within the time out.\r | |
457 | @retval EFI_TIMEOUT DRQ bit not set within the time out.\r | |
458 | @retval EFI_ABORTED DRQ bit not set caused by the command abort.\r | |
459 | \r | |
460 | @note Read Status Register will clear interrupt status.\r | |
461 | \r | |
462 | **/\r | |
463 | EFI_STATUS\r | |
464 | EFIAPI\r | |
465 | DRQReady (\r | |
466 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
467 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
468 | IN UINT64 Timeout\r | |
469 | )\r | |
470 | {\r | |
471 | UINT32 Delay;\r | |
472 | UINT8 StatusRegister;\r | |
473 | UINT8 ErrorRegister;\r | |
474 | \r | |
475 | ASSERT (PciIo != NULL);\r | |
476 | ASSERT (IdeRegisters != NULL);\r | |
477 | \r | |
478 | Delay = (UINT32) (DivU64x32(Timeout, 1000) + 1);\r | |
479 | do {\r | |
480 | //\r | |
8536cc4b | 481 | // Read Status Register will clear interrupt\r |
a41b5272 | 482 | //\r |
483 | StatusRegister = IdeReadPortB (PciIo, IdeRegisters->CmdOrStatus);\r | |
484 | \r | |
485 | //\r | |
8536cc4b | 486 | // Wait for BSY == 0, then judge if DRQ is clear or ERR is set\r |
a41b5272 | 487 | //\r |
8536cc4b | 488 | if ((StatusRegister & ATA_STSREG_BSY) == 0) {\r |
489 | if ((StatusRegister & ATA_STSREG_ERR) == ATA_STSREG_ERR) {\r | |
490 | ErrorRegister = IdeReadPortB (PciIo, IdeRegisters->ErrOrFeature);\r | |
a41b5272 | 491 | \r |
8536cc4b | 492 | if ((ErrorRegister & ATA_ERRREG_ABRT) == ATA_ERRREG_ABRT) {\r |
493 | return EFI_ABORTED;\r | |
494 | }\r | |
495 | return EFI_DEVICE_ERROR;\r | |
496 | }\r | |
a41b5272 | 497 | \r |
8536cc4b | 498 | if ((StatusRegister & ATA_STSREG_DRQ) == ATA_STSREG_DRQ) {\r |
499 | return EFI_SUCCESS;\r | |
500 | } else {\r | |
501 | return EFI_NOT_READY;\r | |
a41b5272 | 502 | }\r |
503 | }\r | |
504 | \r | |
505 | //\r | |
506 | // Stall for 100 microseconds.\r | |
507 | //\r | |
508 | MicroSecondDelay (100);\r | |
509 | \r | |
510 | Delay--;\r | |
511 | } while (Delay > 0);\r | |
512 | \r | |
8536cc4b | 513 | return EFI_TIMEOUT;\r |
a41b5272 | 514 | }\r |
515 | /**\r | |
516 | This function is used to poll for the DRQ bit set in the Alternate Status Register.\r | |
1aff716a | 517 | DRQ is set when the device is ready to transfer data. So this function is called after\r |
a41b5272 | 518 | the command is sent to the device and before required data is transferred.\r |
519 | \r | |
8536cc4b | 520 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure.\r |
a41b5272 | 521 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r |
8536cc4b | 522 | @param Timeout The time to complete the command, uses 100ns as a unit.\r |
a41b5272 | 523 | \r |
524 | @retval EFI_SUCCESS DRQ bit set within the time out.\r | |
525 | @retval EFI_TIMEOUT DRQ bit not set within the time out.\r | |
526 | @retval EFI_ABORTED DRQ bit not set caused by the command abort.\r | |
527 | @note Read Alternate Status Register will not clear interrupt status.\r | |
528 | \r | |
529 | **/\r | |
530 | EFI_STATUS\r | |
531 | EFIAPI\r | |
532 | DRQReady2 (\r | |
533 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
534 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
535 | IN UINT64 Timeout\r | |
536 | )\r | |
537 | {\r | |
538 | UINT32 Delay;\r | |
539 | UINT8 AltRegister;\r | |
540 | UINT8 ErrorRegister;\r | |
541 | \r | |
542 | ASSERT (PciIo != NULL);\r | |
543 | ASSERT (IdeRegisters != NULL);\r | |
544 | \r | |
545 | Delay = (UINT32) (DivU64x32(Timeout, 1000) + 1);\r | |
546 | \r | |
547 | do {\r | |
548 | //\r | |
8536cc4b | 549 | // Read Alternate Status Register will not clear interrupt status\r |
a41b5272 | 550 | //\r |
551 | AltRegister = IdeReadPortB (PciIo, IdeRegisters->AltOrDev);\r | |
552 | //\r | |
8536cc4b | 553 | // Wait for BSY == 0, then judge if DRQ is clear or ERR is set\r |
a41b5272 | 554 | //\r |
8536cc4b | 555 | if ((AltRegister & ATA_STSREG_BSY) == 0) {\r |
556 | if ((AltRegister & ATA_STSREG_ERR) == ATA_STSREG_ERR) {\r | |
557 | ErrorRegister = IdeReadPortB (PciIo, IdeRegisters->ErrOrFeature);\r | |
a41b5272 | 558 | \r |
8536cc4b | 559 | if ((ErrorRegister & ATA_ERRREG_ABRT) == ATA_ERRREG_ABRT) {\r |
560 | return EFI_ABORTED;\r | |
561 | }\r | |
562 | return EFI_DEVICE_ERROR;\r | |
563 | }\r | |
a41b5272 | 564 | \r |
8536cc4b | 565 | if ((AltRegister & ATA_STSREG_DRQ) == ATA_STSREG_DRQ) {\r |
566 | return EFI_SUCCESS;\r | |
567 | } else {\r | |
568 | return EFI_NOT_READY;\r | |
a41b5272 | 569 | }\r |
570 | }\r | |
571 | \r | |
572 | //\r | |
573 | // Stall for 100 microseconds.\r | |
574 | //\r | |
575 | MicroSecondDelay (100);\r | |
576 | \r | |
577 | Delay--;\r | |
578 | } while (Delay > 0);\r | |
579 | \r | |
8536cc4b | 580 | return EFI_TIMEOUT;\r |
a41b5272 | 581 | }\r |
582 | \r | |
583 | /**\r | |
584 | This function is used to poll for the DRDY bit set in the Status Register. DRDY\r | |
1aff716a | 585 | bit is set when the device is ready to accept command. Most ATA commands must be\r |
a41b5272 | 586 | sent after DRDY set except the ATAPI Packet Command.\r |
587 | \r | |
8536cc4b | 588 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure.\r |
a41b5272 | 589 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r |
8536cc4b | 590 | @param Timeout The time to complete the command, uses 100ns as a unit.\r |
a41b5272 | 591 | \r |
592 | @retval EFI_SUCCESS DRDY bit set within the time out.\r | |
593 | @retval EFI_TIMEOUT DRDY bit not set within the time out.\r | |
594 | \r | |
595 | @note Read Status Register will clear interrupt status.\r | |
596 | **/\r | |
597 | EFI_STATUS\r | |
598 | EFIAPI\r | |
599 | DRDYReady (\r | |
600 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
601 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
602 | IN UINT64 Timeout\r | |
603 | )\r | |
604 | {\r | |
605 | UINT32 Delay;\r | |
606 | UINT8 StatusRegister;\r | |
607 | UINT8 ErrorRegister;\r | |
608 | \r | |
609 | ASSERT (PciIo != NULL);\r | |
610 | ASSERT (IdeRegisters != NULL);\r | |
611 | \r | |
612 | Delay = (UINT32) (DivU64x32(Timeout, 1000) + 1);\r | |
613 | do {\r | |
614 | StatusRegister = IdeReadPortB (PciIo, IdeRegisters->CmdOrStatus);\r | |
615 | //\r | |
8536cc4b | 616 | // Wait for BSY == 0, then judge if DRDY is set or ERR is set\r |
a41b5272 | 617 | //\r |
8536cc4b | 618 | if ((StatusRegister & ATA_STSREG_BSY) == 0) {\r |
619 | if ((StatusRegister & ATA_STSREG_ERR) == ATA_STSREG_ERR) {\r | |
620 | ErrorRegister = IdeReadPortB (PciIo, IdeRegisters->ErrOrFeature);\r | |
a41b5272 | 621 | \r |
8536cc4b | 622 | if ((ErrorRegister & ATA_ERRREG_ABRT) == ATA_ERRREG_ABRT) {\r |
623 | return EFI_ABORTED;\r | |
624 | }\r | |
625 | return EFI_DEVICE_ERROR;\r | |
626 | }\r | |
a41b5272 | 627 | \r |
8536cc4b | 628 | if ((StatusRegister & ATA_STSREG_DRDY) == ATA_STSREG_DRDY) {\r |
629 | return EFI_SUCCESS;\r | |
630 | } else {\r | |
631 | return EFI_DEVICE_ERROR;\r | |
a41b5272 | 632 | }\r |
633 | }\r | |
634 | \r | |
635 | //\r | |
636 | // Stall for 100 microseconds.\r | |
637 | //\r | |
638 | MicroSecondDelay (100);\r | |
639 | \r | |
640 | Delay--;\r | |
641 | } while (Delay > 0);\r | |
642 | \r | |
8536cc4b | 643 | return EFI_TIMEOUT;\r |
a41b5272 | 644 | }\r |
645 | \r | |
646 | /**\r | |
1aff716a | 647 | This function is used to poll for the DRDY bit set in the Alternate Status Register.\r |
648 | DRDY bit is set when the device is ready to accept command. Most ATA commands must\r | |
a41b5272 | 649 | be sent after DRDY set except the ATAPI Packet Command.\r |
650 | \r | |
8536cc4b | 651 | @param PciIo A pointer to EFI_PCI_IO_PROTOCOL data structure.\r |
a41b5272 | 652 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r |
8536cc4b | 653 | @param Timeout The time to complete the command, uses 100ns as a unit.\r |
a41b5272 | 654 | \r |
655 | @retval EFI_SUCCESS DRDY bit set within the time out.\r | |
656 | @retval EFI_TIMEOUT DRDY bit not set within the time out.\r | |
657 | \r | |
658 | @note Read Alternate Status Register will clear interrupt status.\r | |
659 | \r | |
660 | **/\r | |
661 | EFI_STATUS\r | |
662 | EFIAPI\r | |
663 | DRDYReady2 (\r | |
664 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
665 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
666 | IN UINT64 Timeout\r | |
667 | )\r | |
668 | {\r | |
669 | UINT32 Delay;\r | |
670 | UINT8 AltRegister;\r | |
671 | UINT8 ErrorRegister;\r | |
672 | \r | |
673 | ASSERT (PciIo != NULL);\r | |
674 | ASSERT (IdeRegisters != NULL);\r | |
675 | \r | |
676 | Delay = (UINT32) (DivU64x32(Timeout, 1000) + 1);\r | |
677 | do {\r | |
678 | AltRegister = IdeReadPortB (PciIo, IdeRegisters->AltOrDev);\r | |
679 | //\r | |
8536cc4b | 680 | // Wait for BSY == 0, then judge if DRDY is set or ERR is set\r |
a41b5272 | 681 | //\r |
8536cc4b | 682 | if ((AltRegister & ATA_STSREG_BSY) == 0) {\r |
683 | if ((AltRegister & ATA_STSREG_ERR) == ATA_STSREG_ERR) {\r | |
684 | ErrorRegister = IdeReadPortB (PciIo, IdeRegisters->ErrOrFeature);\r | |
a41b5272 | 685 | \r |
8536cc4b | 686 | if ((ErrorRegister & ATA_ERRREG_ABRT) == ATA_ERRREG_ABRT) {\r |
687 | return EFI_ABORTED;\r | |
688 | }\r | |
689 | return EFI_DEVICE_ERROR;\r | |
690 | }\r | |
a41b5272 | 691 | \r |
8536cc4b | 692 | if ((AltRegister & ATA_STSREG_DRDY) == ATA_STSREG_DRDY) {\r |
693 | return EFI_SUCCESS;\r | |
694 | } else {\r | |
695 | return EFI_DEVICE_ERROR;\r | |
a41b5272 | 696 | }\r |
697 | }\r | |
698 | \r | |
699 | //\r | |
700 | // Stall for 100 microseconds.\r | |
701 | //\r | |
702 | MicroSecondDelay (100);\r | |
703 | \r | |
704 | Delay--;\r | |
705 | } while (Delay > 0);\r | |
706 | \r | |
8536cc4b | 707 | return EFI_TIMEOUT;\r |
a41b5272 | 708 | }\r |
709 | \r | |
710 | /**\r | |
711 | This function is used to poll for the BSY bit clear in the Status Register. BSY\r | |
712 | is clear when the device is not busy. Every command must be sent after device is not busy.\r | |
713 | \r | |
714 | @param PciIo A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data structure.\r | |
715 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r | |
8536cc4b | 716 | @param Timeout The time to complete the command, uses 100ns as a unit.\r |
a41b5272 | 717 | \r |
718 | @retval EFI_SUCCESS BSY bit clear within the time out.\r | |
719 | @retval EFI_TIMEOUT BSY bit not clear within the time out.\r | |
720 | \r | |
721 | @note Read Status Register will clear interrupt status.\r | |
722 | **/\r | |
723 | EFI_STATUS\r | |
724 | EFIAPI\r | |
725 | WaitForBSYClear (\r | |
726 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
727 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
728 | IN UINT64 Timeout\r | |
729 | )\r | |
730 | {\r | |
731 | UINT32 Delay;\r | |
732 | UINT8 StatusRegister;\r | |
733 | \r | |
734 | ASSERT (PciIo != NULL);\r | |
735 | ASSERT (IdeRegisters != NULL);\r | |
736 | \r | |
737 | Delay = (UINT32) (DivU64x32(Timeout, 1000) + 1);\r | |
738 | do {\r | |
739 | StatusRegister = IdeReadPortB (PciIo, IdeRegisters->CmdOrStatus);\r | |
740 | \r | |
741 | if ((StatusRegister & ATA_STSREG_BSY) == 0x00) {\r | |
8536cc4b | 742 | return EFI_SUCCESS;\r |
a41b5272 | 743 | }\r |
744 | \r | |
745 | //\r | |
746 | // Stall for 100 microseconds.\r | |
747 | //\r | |
748 | MicroSecondDelay (100);\r | |
749 | \r | |
750 | Delay--;\r | |
751 | \r | |
752 | } while (Delay > 0);\r | |
753 | \r | |
8536cc4b | 754 | return EFI_TIMEOUT;\r |
a41b5272 | 755 | }\r |
756 | \r | |
757 | /**\r | |
758 | This function is used to poll for the BSY bit clear in the Status Register. BSY\r | |
759 | is clear when the device is not busy. Every command must be sent after device is not busy.\r | |
760 | \r | |
761 | @param PciIo A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data structure.\r | |
762 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r | |
8536cc4b | 763 | @param Timeout The time to complete the command, uses 100ns as a unit.\r |
a41b5272 | 764 | \r |
765 | @retval EFI_SUCCESS BSY bit clear within the time out.\r | |
766 | @retval EFI_TIMEOUT BSY bit not clear within the time out.\r | |
767 | \r | |
768 | @note Read Status Register will clear interrupt status.\r | |
769 | **/\r | |
770 | EFI_STATUS\r | |
771 | EFIAPI\r | |
772 | WaitForBSYClear2 (\r | |
773 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
774 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
775 | IN UINT64 Timeout\r | |
776 | )\r | |
777 | {\r | |
778 | UINT32 Delay;\r | |
779 | UINT8 AltStatusRegister;\r | |
780 | \r | |
781 | ASSERT (PciIo != NULL);\r | |
782 | ASSERT (IdeRegisters != NULL);\r | |
783 | \r | |
784 | Delay = (UINT32) (DivU64x32(Timeout, 1000) + 1);\r | |
785 | do {\r | |
786 | AltStatusRegister = IdeReadPortB (PciIo, IdeRegisters->AltOrDev);\r | |
787 | \r | |
788 | if ((AltStatusRegister & ATA_STSREG_BSY) == 0x00) {\r | |
8536cc4b | 789 | return EFI_SUCCESS;\r |
a41b5272 | 790 | }\r |
791 | \r | |
792 | //\r | |
793 | // Stall for 100 microseconds.\r | |
794 | //\r | |
795 | MicroSecondDelay (100);\r | |
796 | \r | |
797 | Delay--;\r | |
798 | \r | |
799 | } while (Delay > 0);\r | |
800 | \r | |
8536cc4b | 801 | return EFI_TIMEOUT;\r |
a41b5272 | 802 | }\r |
803 | \r | |
804 | /**\r | |
1aff716a | 805 | Get IDE i/o port registers' base addresses by mode.\r |
a41b5272 | 806 | \r |
807 | In 'Compatibility' mode, use fixed addresses.\r | |
808 | In Native-PCI mode, get base addresses from BARs in the PCI IDE controller's\r | |
809 | Configuration Space.\r | |
810 | \r | |
811 | The steps to get IDE i/o port registers' base addresses for each channel\r | |
812 | as follows:\r | |
813 | \r | |
814 | 1. Examine the Programming Interface byte of the Class Code fields in PCI IDE\r | |
815 | controller's Configuration Space to determine the operating mode.\r | |
816 | \r | |
817 | 2. a) In 'Compatibility' mode, use fixed addresses shown in the Table 1 below.\r | |
818 | ___________________________________________\r | |
819 | | | Command Block | Control Block |\r | |
820 | | Channel | Registers | Registers |\r | |
821 | |___________|_______________|_______________|\r | |
822 | | Primary | 1F0h - 1F7h | 3F6h - 3F7h |\r | |
823 | |___________|_______________|_______________|\r | |
824 | | Secondary | 170h - 177h | 376h - 377h |\r | |
825 | |___________|_______________|_______________|\r | |
826 | \r | |
827 | Table 1. Compatibility resource mappings\r | |
1aff716a | 828 | \r |
a41b5272 | 829 | b) In Native-PCI mode, IDE registers are mapped into IO space using the BARs\r |
830 | in IDE controller's PCI Configuration Space, shown in the Table 2 below.\r | |
831 | ___________________________________________________\r | |
832 | | | Command Block | Control Block |\r | |
833 | | Channel | Registers | Registers |\r | |
834 | |___________|___________________|___________________|\r | |
835 | | Primary | BAR at offset 0x10| BAR at offset 0x14|\r | |
836 | |___________|___________________|___________________|\r | |
837 | | Secondary | BAR at offset 0x18| BAR at offset 0x1C|\r | |
838 | |___________|___________________|___________________|\r | |
839 | \r | |
840 | Table 2. BARs for Register Mapping\r | |
841 | \r | |
842 | @param[in] PciIo Pointer to the EFI_PCI_IO_PROTOCOL instance\r | |
843 | @param[in, out] IdeRegisters Pointer to EFI_IDE_REGISTERS which is used to\r | |
844 | store the IDE i/o port registers' base addresses\r | |
1aff716a | 845 | \r |
a41b5272 | 846 | @retval EFI_UNSUPPORTED Return this value when the BARs is not IO type\r |
847 | @retval EFI_SUCCESS Get the Base address successfully\r | |
848 | @retval Other Read the pci configureation data error\r | |
849 | \r | |
850 | **/\r | |
851 | EFI_STATUS\r | |
852 | EFIAPI\r | |
853 | GetIdeRegisterIoAddr (\r | |
854 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
855 | IN OUT EFI_IDE_REGISTERS *IdeRegisters\r | |
856 | )\r | |
857 | {\r | |
858 | EFI_STATUS Status;\r | |
859 | PCI_TYPE00 PciData;\r | |
860 | UINT16 CommandBlockBaseAddr;\r | |
861 | UINT16 ControlBlockBaseAddr;\r | |
862 | UINT16 BusMasterBaseAddr;\r | |
863 | \r | |
864 | if ((PciIo == NULL) || (IdeRegisters == NULL)) {\r | |
865 | return EFI_INVALID_PARAMETER;\r | |
866 | }\r | |
867 | \r | |
868 | Status = PciIo->Pci.Read (\r | |
869 | PciIo,\r | |
870 | EfiPciIoWidthUint8,\r | |
871 | 0,\r | |
872 | sizeof (PciData),\r | |
873 | &PciData\r | |
874 | );\r | |
875 | \r | |
876 | if (EFI_ERROR (Status)) {\r | |
877 | return Status;\r | |
878 | }\r | |
879 | \r | |
880 | BusMasterBaseAddr = (UINT16) ((PciData.Device.Bar[4] & 0x0000fff0));\r | |
881 | \r | |
882 | if ((PciData.Hdr.ClassCode[0] & IDE_PRIMARY_OPERATING_MODE) == 0) {\r | |
883 | CommandBlockBaseAddr = 0x1f0;\r | |
884 | ControlBlockBaseAddr = 0x3f6;\r | |
885 | } else {\r | |
886 | //\r | |
887 | // The BARs should be of IO type\r | |
888 | //\r | |
889 | if ((PciData.Device.Bar[0] & BIT0) == 0 ||\r | |
890 | (PciData.Device.Bar[1] & BIT0) == 0) {\r | |
891 | return EFI_UNSUPPORTED;\r | |
892 | }\r | |
893 | \r | |
894 | CommandBlockBaseAddr = (UINT16) (PciData.Device.Bar[0] & 0x0000fff8);\r | |
895 | ControlBlockBaseAddr = (UINT16) ((PciData.Device.Bar[1] & 0x0000fffc) + 2);\r | |
896 | }\r | |
897 | \r | |
898 | //\r | |
899 | // Calculate IDE primary channel I/O register base address.\r | |
900 | //\r | |
901 | IdeRegisters[EfiIdePrimary].Data = CommandBlockBaseAddr;\r | |
902 | IdeRegisters[EfiIdePrimary].ErrOrFeature = (UINT16) (CommandBlockBaseAddr + 0x01);\r | |
903 | IdeRegisters[EfiIdePrimary].SectorCount = (UINT16) (CommandBlockBaseAddr + 0x02);\r | |
904 | IdeRegisters[EfiIdePrimary].SectorNumber = (UINT16) (CommandBlockBaseAddr + 0x03);\r | |
905 | IdeRegisters[EfiIdePrimary].CylinderLsb = (UINT16) (CommandBlockBaseAddr + 0x04);\r | |
906 | IdeRegisters[EfiIdePrimary].CylinderMsb = (UINT16) (CommandBlockBaseAddr + 0x05);\r | |
907 | IdeRegisters[EfiIdePrimary].Head = (UINT16) (CommandBlockBaseAddr + 0x06);\r | |
908 | IdeRegisters[EfiIdePrimary].CmdOrStatus = (UINT16) (CommandBlockBaseAddr + 0x07);\r | |
909 | IdeRegisters[EfiIdePrimary].AltOrDev = ControlBlockBaseAddr;\r | |
910 | IdeRegisters[EfiIdePrimary].BusMasterBaseAddr = BusMasterBaseAddr;\r | |
911 | \r | |
912 | if ((PciData.Hdr.ClassCode[0] & IDE_SECONDARY_OPERATING_MODE) == 0) {\r | |
913 | CommandBlockBaseAddr = 0x170;\r | |
914 | ControlBlockBaseAddr = 0x376;\r | |
915 | } else {\r | |
916 | //\r | |
917 | // The BARs should be of IO type\r | |
918 | //\r | |
919 | if ((PciData.Device.Bar[2] & BIT0) == 0 ||\r | |
920 | (PciData.Device.Bar[3] & BIT0) == 0) {\r | |
921 | return EFI_UNSUPPORTED;\r | |
922 | }\r | |
923 | \r | |
924 | CommandBlockBaseAddr = (UINT16) (PciData.Device.Bar[2] & 0x0000fff8);\r | |
925 | ControlBlockBaseAddr = (UINT16) ((PciData.Device.Bar[3] & 0x0000fffc) + 2);\r | |
926 | }\r | |
927 | \r | |
928 | //\r | |
929 | // Calculate IDE secondary channel I/O register base address.\r | |
930 | //\r | |
931 | IdeRegisters[EfiIdeSecondary].Data = CommandBlockBaseAddr;\r | |
932 | IdeRegisters[EfiIdeSecondary].ErrOrFeature = (UINT16) (CommandBlockBaseAddr + 0x01);\r | |
933 | IdeRegisters[EfiIdeSecondary].SectorCount = (UINT16) (CommandBlockBaseAddr + 0x02);\r | |
934 | IdeRegisters[EfiIdeSecondary].SectorNumber = (UINT16) (CommandBlockBaseAddr + 0x03);\r | |
935 | IdeRegisters[EfiIdeSecondary].CylinderLsb = (UINT16) (CommandBlockBaseAddr + 0x04);\r | |
936 | IdeRegisters[EfiIdeSecondary].CylinderMsb = (UINT16) (CommandBlockBaseAddr + 0x05);\r | |
937 | IdeRegisters[EfiIdeSecondary].Head = (UINT16) (CommandBlockBaseAddr + 0x06);\r | |
938 | IdeRegisters[EfiIdeSecondary].CmdOrStatus = (UINT16) (CommandBlockBaseAddr + 0x07);\r | |
939 | IdeRegisters[EfiIdeSecondary].AltOrDev = ControlBlockBaseAddr;\r | |
aca84419 | 940 | IdeRegisters[EfiIdeSecondary].BusMasterBaseAddr = (UINT16) (BusMasterBaseAddr + 0x8);\r |
a41b5272 | 941 | \r |
942 | return EFI_SUCCESS;\r | |
943 | }\r | |
944 | \r | |
945 | /**\r | |
946 | This function is used to implement the Soft Reset on the specified device. But,\r | |
1aff716a | 947 | the ATA Soft Reset mechanism is so strong a reset method that it will force\r |
a41b5272 | 948 | resetting on both devices connected to the same cable.\r |
949 | \r | |
950 | It is called by IdeBlkIoReset(), a interface function of Block\r | |
951 | I/O protocol.\r | |
952 | \r | |
953 | This function can also be used by the ATAPI device to perform reset when\r | |
954 | ATAPI Reset command is failed.\r | |
955 | \r | |
956 | @param PciIo A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data structure.\r | |
957 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r | |
8536cc4b | 958 | @param Timeout The time to complete the command, uses 100ns as a unit.\r |
a41b5272 | 959 | \r |
960 | @retval EFI_SUCCESS Soft reset completes successfully.\r | |
961 | @retval EFI_DEVICE_ERROR Any step during the reset process is failed.\r | |
962 | \r | |
963 | @note The registers initial values after ATA soft reset are different\r | |
964 | to the ATA device and ATAPI device.\r | |
965 | **/\r | |
966 | EFI_STATUS\r | |
967 | EFIAPI\r | |
968 | AtaSoftReset (\r | |
969 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
970 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
971 | IN UINT64 Timeout\r | |
972 | )\r | |
973 | {\r | |
974 | UINT8 DeviceControl;\r | |
975 | \r | |
976 | DeviceControl = 0;\r | |
977 | //\r | |
978 | // disable Interrupt and set SRST bit to initiate soft reset\r | |
979 | //\r | |
980 | DeviceControl = ATA_CTLREG_SRST | ATA_CTLREG_IEN_L;\r | |
981 | \r | |
982 | IdeWritePortB (PciIo, IdeRegisters->AltOrDev, DeviceControl);\r | |
983 | \r | |
984 | //\r | |
985 | // SRST should assert for at least 5 us, we use 10 us for\r | |
986 | // better compatibility\r | |
987 | //\r | |
988 | MicroSecondDelay (10);\r | |
989 | \r | |
990 | //\r | |
991 | // Enable interrupt to support UDMA, and clear SRST bit\r | |
992 | //\r | |
993 | DeviceControl = 0;\r | |
994 | IdeWritePortB (PciIo, IdeRegisters->AltOrDev, DeviceControl);\r | |
995 | \r | |
996 | //\r | |
997 | // Wait for at least 10 ms to check BSY status, we use 10 ms\r | |
998 | // for better compatibility\r | |
1aff716a | 999 | //\r |
a41b5272 | 1000 | MicroSecondDelay (10000);\r |
1001 | \r | |
1002 | //\r | |
1003 | // slave device needs at most 31ms to clear BSY\r | |
1004 | //\r | |
1005 | if (WaitForBSYClear (PciIo, IdeRegisters, Timeout) == EFI_TIMEOUT) {\r | |
1006 | return EFI_DEVICE_ERROR;\r | |
1007 | }\r | |
1008 | \r | |
1009 | return EFI_SUCCESS;\r | |
1010 | }\r | |
1011 | \r | |
1012 | /**\r | |
1013 | Send ATA Ext command into device with NON_DATA protocol.\r | |
1014 | \r | |
1015 | @param PciIo A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data structure.\r | |
1016 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r | |
1017 | @param AtaCommandBlock A pointer to EFI_ATA_COMMAND_BLOCK data structure.\r | |
8536cc4b | 1018 | @param Timeout The time to complete the command, uses 100ns as a unit.\r |
a41b5272 | 1019 | \r |
1020 | @retval EFI_SUCCESS Reading succeed\r | |
1021 | @retval EFI_DEVICE_ERROR Error executing commands on this device.\r | |
1022 | \r | |
1023 | **/\r | |
1024 | EFI_STATUS\r | |
1025 | EFIAPI\r | |
1026 | AtaIssueCommand (\r | |
1027 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
1028 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
1029 | IN EFI_ATA_COMMAND_BLOCK *AtaCommandBlock,\r | |
1030 | IN UINT64 Timeout\r | |
1031 | )\r | |
1032 | {\r | |
1033 | EFI_STATUS Status;\r | |
1034 | UINT8 DeviceHead;\r | |
1035 | UINT8 AtaCommand;\r | |
1036 | \r | |
1037 | ASSERT (PciIo != NULL);\r | |
1038 | ASSERT (IdeRegisters != NULL);\r | |
1039 | ASSERT (AtaCommandBlock != NULL);\r | |
1040 | \r | |
1041 | DeviceHead = AtaCommandBlock->AtaDeviceHead;\r | |
1042 | AtaCommand = AtaCommandBlock->AtaCommand;\r | |
1043 | \r | |
1044 | Status = WaitForBSYClear (PciIo, IdeRegisters, Timeout);\r | |
1045 | if (EFI_ERROR (Status)) {\r | |
1046 | return EFI_DEVICE_ERROR;\r | |
1047 | }\r | |
1048 | \r | |
1049 | //\r | |
1050 | // Select device (bit4), set LBA mode(bit6) (use 0xe0 for compatibility)\r | |
1051 | //\r | |
1052 | IdeWritePortB (PciIo, IdeRegisters->Head, (UINT8) (0xe0 | DeviceHead));\r | |
1053 | \r | |
1054 | //\r | |
1055 | // set all the command parameters\r | |
1056 | // Before write to all the following registers, BSY and DRQ must be 0.\r | |
1057 | //\r | |
1058 | Status = DRQClear2 (PciIo, IdeRegisters, Timeout);\r | |
1059 | if (EFI_ERROR (Status)) {\r | |
1060 | return EFI_DEVICE_ERROR;\r | |
1061 | }\r | |
1062 | \r | |
1063 | //\r | |
1064 | // Fill the feature register, which is a two-byte FIFO. Need write twice.\r | |
1065 | //\r | |
1066 | IdeWritePortB (PciIo, IdeRegisters->ErrOrFeature, AtaCommandBlock->AtaFeaturesExp);\r | |
1067 | IdeWritePortB (PciIo, IdeRegisters->ErrOrFeature, AtaCommandBlock->AtaFeatures);\r | |
1068 | \r | |
1069 | //\r | |
1070 | // Fill the sector count register, which is a two-byte FIFO. Need write twice.\r | |
1071 | //\r | |
1072 | IdeWritePortB (PciIo, IdeRegisters->SectorCount, AtaCommandBlock->AtaSectorCountExp);\r | |
1073 | IdeWritePortB (PciIo, IdeRegisters->SectorCount, AtaCommandBlock->AtaSectorCount);\r | |
1074 | \r | |
1075 | //\r | |
1076 | // Fill the start LBA registers, which are also two-byte FIFO\r | |
1077 | //\r | |
1078 | IdeWritePortB (PciIo, IdeRegisters->SectorNumber, AtaCommandBlock->AtaSectorNumberExp);\r | |
1079 | IdeWritePortB (PciIo, IdeRegisters->SectorNumber, AtaCommandBlock->AtaSectorNumber);\r | |
1080 | \r | |
1081 | IdeWritePortB (PciIo, IdeRegisters->CylinderLsb, AtaCommandBlock->AtaCylinderLowExp);\r | |
1082 | IdeWritePortB (PciIo, IdeRegisters->CylinderLsb, AtaCommandBlock->AtaCylinderLow);\r | |
1083 | \r | |
1084 | IdeWritePortB (PciIo, IdeRegisters->CylinderMsb, AtaCommandBlock->AtaCylinderHighExp);\r | |
1085 | IdeWritePortB (PciIo, IdeRegisters->CylinderMsb, AtaCommandBlock->AtaCylinderHigh);\r | |
1086 | \r | |
1087 | //\r | |
1088 | // Send command via Command Register\r | |
1089 | //\r | |
1090 | IdeWritePortB (PciIo, IdeRegisters->CmdOrStatus, AtaCommand);\r | |
1091 | \r | |
1092 | //\r | |
1093 | // Stall at least 400 microseconds.\r | |
1094 | //\r | |
1095 | MicroSecondDelay (400);\r | |
1096 | \r | |
1097 | return EFI_SUCCESS;\r | |
1098 | }\r | |
1099 | \r | |
1100 | /**\r | |
1101 | This function is used to send out ATA commands conforms to the PIO Data In Protocol.\r | |
1102 | \r | |
490b5ea1 | 1103 | @param[in] PciIo A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data\r |
1104 | structure.\r | |
1105 | @param[in] IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r | |
1106 | @param[in, out] Buffer A pointer to the source buffer for the data.\r | |
1107 | @param[in] ByteCount The length of the data.\r | |
86d8e199 | 1108 | @param[in] Read Flag used to determine the data transfer direction.\r |
490b5ea1 | 1109 | Read equals 1, means data transferred from device\r |
1110 | to host;Read equals 0, means data transferred\r | |
1111 | from host to device.\r | |
1112 | @param[in] AtaCommandBlock A pointer to EFI_ATA_COMMAND_BLOCK data structure.\r | |
86d8e199 | 1113 | @param[in, out] AtaStatusBlock A pointer to EFI_ATA_STATUS_BLOCK data structure.\r |
8536cc4b | 1114 | @param[in] Timeout The time to complete the command, uses 100ns as a unit.\r |
490b5ea1 | 1115 | @param[in] Task Optional. Pointer to the ATA_NONBLOCK_TASK\r |
1116 | used by non-blocking mode.\r | |
1aff716a | 1117 | \r |
a41b5272 | 1118 | @retval EFI_SUCCESS send out the ATA command and device send required data successfully.\r |
1119 | @retval EFI_DEVICE_ERROR command sent failed.\r | |
1120 | \r | |
1121 | **/\r | |
1122 | EFI_STATUS\r | |
1123 | EFIAPI\r | |
1aff716a | 1124 | AtaPioDataInOut (\r |
a41b5272 | 1125 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r |
1126 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
1127 | IN OUT VOID *Buffer,\r | |
1128 | IN UINT64 ByteCount,\r | |
1129 | IN BOOLEAN Read,\r | |
1130 | IN EFI_ATA_COMMAND_BLOCK *AtaCommandBlock,\r | |
1131 | IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock,\r | |
490b5ea1 | 1132 | IN UINT64 Timeout,\r |
1133 | IN ATA_NONBLOCK_TASK *Task\r | |
a41b5272 | 1134 | )\r |
1135 | {\r | |
1136 | UINTN WordCount;\r | |
1137 | UINTN Increment;\r | |
1138 | UINT16 *Buffer16;\r | |
1139 | EFI_STATUS Status;\r | |
1140 | \r | |
1141 | if ((PciIo == NULL) || (IdeRegisters == NULL) || (Buffer == NULL) || (AtaCommandBlock == NULL)) {\r | |
1142 | return EFI_INVALID_PARAMETER;\r | |
1143 | }\r | |
1144 | \r | |
1145 | //\r | |
1146 | // Issue ATA command\r | |
1147 | //\r | |
1148 | Status = AtaIssueCommand (PciIo, IdeRegisters, AtaCommandBlock, Timeout);\r | |
1149 | if (EFI_ERROR (Status)) {\r | |
1150 | Status = EFI_DEVICE_ERROR;\r | |
1151 | goto Exit;\r | |
1152 | }\r | |
1153 | \r | |
1154 | Buffer16 = (UINT16 *) Buffer;\r | |
1155 | \r | |
1156 | //\r | |
1157 | // According to PIO data in protocol, host can perform a series of reads to\r | |
1158 | // the data register after each time device set DRQ ready;\r | |
1159 | // The data size of "a series of read" is command specific.\r | |
1160 | // For most ATA command, data size received from device will not exceed\r | |
1161 | // 1 sector, hence the data size for "a series of read" can be the whole data\r | |
1162 | // size of one command request.\r | |
1163 | // For ATA command such as Read Sector command, the data size of one ATA\r | |
1164 | // command request is often larger than 1 sector, according to the\r | |
1165 | // Read Sector command, the data size of "a series of read" is exactly 1\r | |
1166 | // sector.\r | |
1167 | // Here for simplification reason, we specify the data size for\r | |
1168 | // "a series of read" to 1 sector (256 words) if data size of one ATA command\r | |
1169 | // request is larger than 256 words.\r | |
1170 | //\r | |
1171 | Increment = 256;\r | |
1172 | \r | |
1173 | //\r | |
1174 | // used to record bytes of currently transfered data\r | |
1175 | //\r | |
1176 | WordCount = 0;\r | |
1177 | \r | |
1178 | while (WordCount < RShiftU64(ByteCount, 1)) {\r | |
1179 | //\r | |
1180 | // Poll DRQ bit set, data transfer can be performed only when DRQ is ready\r | |
1181 | //\r | |
1182 | Status = DRQReady2 (PciIo, IdeRegisters, Timeout);\r | |
1aff716a | 1183 | if (EFI_ERROR (Status)) {\r |
a41b5272 | 1184 | Status = EFI_DEVICE_ERROR;\r |
1185 | goto Exit;\r | |
1186 | }\r | |
1187 | \r | |
1188 | //\r | |
1189 | // Get the byte count for one series of read\r | |
1190 | //\r | |
1191 | if ((WordCount + Increment) > RShiftU64(ByteCount, 1)) {\r | |
1192 | Increment = (UINTN)(RShiftU64(ByteCount, 1) - WordCount);\r | |
1193 | }\r | |
1194 | \r | |
1195 | if (Read) {\r | |
1196 | IdeReadPortWMultiple (\r | |
1197 | PciIo,\r | |
1198 | IdeRegisters->Data,\r | |
1199 | Increment,\r | |
1200 | Buffer16\r | |
1201 | );\r | |
1202 | } else {\r | |
1203 | IdeWritePortWMultiple (\r | |
1204 | PciIo,\r | |
1205 | IdeRegisters->Data,\r | |
1206 | Increment,\r | |
1207 | Buffer16\r | |
1208 | );\r | |
1209 | }\r | |
1210 | \r | |
1211 | Status = CheckStatusRegister (PciIo, IdeRegisters);\r | |
1212 | if (EFI_ERROR (Status)) {\r | |
1213 | Status = EFI_DEVICE_ERROR;\r | |
1214 | goto Exit;\r | |
1215 | }\r | |
1216 | \r | |
1217 | WordCount += Increment;\r | |
1218 | Buffer16 += Increment;\r | |
1219 | }\r | |
1220 | \r | |
1221 | Status = DRQClear (PciIo, IdeRegisters, Timeout);\r | |
1222 | if (EFI_ERROR (Status)) {\r | |
1223 | Status = EFI_DEVICE_ERROR;\r | |
1224 | goto Exit;\r | |
1225 | }\r | |
1226 | \r | |
1227 | Exit:\r | |
1228 | //\r | |
1229 | // Dump All Ide registers to ATA_STATUS_BLOCK\r | |
1230 | //\r | |
1231 | DumpAllIdeRegisters (PciIo, IdeRegisters, AtaStatusBlock);\r | |
1232 | \r | |
490b5ea1 | 1233 | //\r |
1234 | // Not support the Non-blocking now,just do the blocking process.\r | |
1235 | //\r | |
a41b5272 | 1236 | return Status;\r |
1237 | }\r | |
1238 | \r | |
1239 | /**\r | |
1240 | Send ATA command into device with NON_DATA protocol\r | |
1241 | \r | |
490b5ea1 | 1242 | @param[in] PciIo A pointer to ATA_ATAPI_PASS_THRU_INSTANCE\r |
1243 | data structure.\r | |
1244 | @param[in] IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r | |
1245 | @param[in] AtaCommandBlock A pointer to EFI_ATA_COMMAND_BLOCK data\r | |
1246 | structure.\r | |
1247 | @param[in, out] AtaStatusBlock A pointer to EFI_ATA_STATUS_BLOCK data structure.\r | |
8536cc4b | 1248 | @param[in] Timeout The time to complete the command, uses 100ns as a unit.\r |
490b5ea1 | 1249 | @param[in] Task Optional. Pointer to the ATA_NONBLOCK_TASK\r |
1250 | used by non-blocking mode.\r | |
a41b5272 | 1251 | \r |
1252 | @retval EFI_SUCCESS Reading succeed\r | |
1253 | @retval EFI_ABORTED Command failed\r | |
1254 | @retval EFI_DEVICE_ERROR Device status error.\r | |
1255 | \r | |
1256 | **/\r | |
1257 | EFI_STATUS\r | |
1258 | EFIAPI\r | |
1aff716a | 1259 | AtaNonDataCommandIn (\r |
a41b5272 | 1260 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r |
1261 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
1262 | IN EFI_ATA_COMMAND_BLOCK *AtaCommandBlock,\r | |
1263 | IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock,\r | |
490b5ea1 | 1264 | IN UINT64 Timeout,\r |
1265 | IN ATA_NONBLOCK_TASK *Task\r | |
a41b5272 | 1266 | )\r |
1267 | {\r | |
1268 | EFI_STATUS Status;\r | |
1269 | \r | |
1270 | if ((PciIo == NULL) || (IdeRegisters == NULL) || (AtaCommandBlock == NULL)) {\r | |
1271 | return EFI_INVALID_PARAMETER;\r | |
1272 | }\r | |
1273 | \r | |
1274 | //\r | |
1275 | // Issue ATA command\r | |
1276 | //\r | |
1277 | Status = AtaIssueCommand (PciIo, IdeRegisters, AtaCommandBlock, Timeout);\r | |
1278 | if (EFI_ERROR (Status)) {\r | |
1279 | Status = EFI_DEVICE_ERROR;\r | |
1280 | goto Exit;\r | |
1281 | }\r | |
1282 | \r | |
1283 | //\r | |
1284 | // Wait for command completion\r | |
1285 | //\r | |
1286 | Status = WaitForBSYClear (PciIo, IdeRegisters, Timeout);\r | |
1287 | if (EFI_ERROR (Status)) {\r | |
1288 | Status = EFI_DEVICE_ERROR;\r | |
1289 | goto Exit;\r | |
1290 | }\r | |
1aff716a | 1291 | \r |
a41b5272 | 1292 | Status = CheckStatusRegister (PciIo, IdeRegisters);\r |
1293 | if (EFI_ERROR (Status)) {\r | |
1294 | Status = EFI_DEVICE_ERROR;\r | |
1295 | goto Exit;\r | |
1296 | }\r | |
1297 | \r | |
1298 | Exit:\r | |
1299 | //\r | |
1300 | // Dump All Ide registers to ATA_STATUS_BLOCK\r | |
1301 | //\r | |
1302 | DumpAllIdeRegisters (PciIo, IdeRegisters, AtaStatusBlock);\r | |
1aff716a | 1303 | \r |
490b5ea1 | 1304 | //\r |
1305 | // Not support the Non-blocking now,just do the blocking process.\r | |
1306 | //\r | |
1307 | return Status;\r | |
1308 | }\r | |
1309 | \r | |
1310 | /**\r | |
1311 | Wait for memory to be set.\r | |
1aff716a | 1312 | \r |
490b5ea1 | 1313 | @param[in] PciIo The PCI IO protocol instance.\r |
8536cc4b | 1314 | @param[in] IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r |
490b5ea1 | 1315 | \r |
1316 | @retval EFI_DEVICE_ERROR The memory is not set.\r | |
1317 | @retval EFI_TIMEOUT The memory setting is time out.\r | |
1318 | @retval EFI_SUCCESS The memory is correct set.\r | |
1319 | \r | |
1320 | **/\r | |
1321 | EFI_STATUS\r | |
1322 | AtaUdmStatusWait (\r | |
1323 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
8536cc4b | 1324 | IN EFI_IDE_REGISTERS *IdeRegisters\r |
1aff716a | 1325 | )\r |
490b5ea1 | 1326 | {\r |
1327 | UINT8 RegisterValue;\r | |
1328 | EFI_STATUS Status;\r | |
8536cc4b | 1329 | UINT16 IoPortForBmis;\r |
490b5ea1 | 1330 | UINT64 Timeout;\r |
1331 | \r | |
1332 | Timeout = 2000;\r | |
1333 | \r | |
1334 | while (TRUE) {\r | |
8536cc4b | 1335 | Status = CheckStatusRegister (PciIo, IdeRegisters);\r |
1336 | if (EFI_ERROR (Status)) {\r | |
1337 | Status = EFI_DEVICE_ERROR;\r | |
1338 | break;\r | |
1339 | }\r | |
490b5ea1 | 1340 | \r |
8536cc4b | 1341 | IoPortForBmis = (UINT16) (IdeRegisters->BusMasterBaseAddr + BMIS_OFFSET);\r |
1342 | RegisterValue = IdeReadPortB (PciIo, IoPortForBmis);\r | |
490b5ea1 | 1343 | if (((RegisterValue & BMIS_ERROR) != 0) || (Timeout == 0)) {\r |
1344 | DEBUG ((EFI_D_ERROR, "ATA UDMA operation fails\n"));\r | |
1345 | Status = EFI_DEVICE_ERROR;\r | |
1346 | break;\r | |
1347 | }\r | |
1348 | \r | |
1349 | if ((RegisterValue & BMIS_INTERRUPT) != 0) {\r | |
1350 | Status = EFI_SUCCESS;\r | |
490b5ea1 | 1351 | break;\r |
1352 | }\r | |
1353 | //\r | |
1354 | // Stall for 1 milliseconds.\r | |
1355 | //\r | |
1356 | MicroSecondDelay (1000);\r | |
1357 | Timeout--;\r | |
1358 | }\r | |
a41b5272 | 1359 | \r |
1360 | return Status;\r | |
1361 | }\r | |
1362 | \r | |
490b5ea1 | 1363 | /**\r |
1364 | Check if the memory to be set.\r | |
1aff716a | 1365 | \r |
490b5ea1 | 1366 | @param[in] PciIo The PCI IO protocol instance.\r |
1367 | @param[in] Task Optional. Pointer to the ATA_NONBLOCK_TASK\r | |
1368 | used by non-blocking mode.\r | |
8536cc4b | 1369 | @param[in] IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r |
490b5ea1 | 1370 | \r |
1371 | @retval EFI_DEVICE_ERROR The memory setting met a issue.\r | |
1372 | @retval EFI_NOT_READY The memory is not set.\r | |
1373 | @retval EFI_TIMEOUT The memory setting is time out.\r | |
1374 | @retval EFI_SUCCESS The memory is correct set.\r | |
1375 | \r | |
1376 | **/\r | |
1377 | EFI_STATUS\r | |
1378 | AtaUdmStatusCheck (\r | |
1379 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
1380 | IN ATA_NONBLOCK_TASK *Task,\r | |
8536cc4b | 1381 | IN EFI_IDE_REGISTERS *IdeRegisters\r |
490b5ea1 | 1382 | )\r |
1383 | {\r | |
8536cc4b | 1384 | UINT8 RegisterValue;\r |
1385 | UINT16 IoPortForBmis;\r | |
1386 | EFI_STATUS Status;\r | |
490b5ea1 | 1387 | \r |
1388 | Task->RetryTimes--;\r | |
8536cc4b | 1389 | \r |
1390 | Status = CheckStatusRegister (PciIo, IdeRegisters);\r | |
1391 | if (EFI_ERROR (Status)) {\r | |
1392 | return EFI_DEVICE_ERROR;\r | |
1393 | }\r | |
1394 | \r | |
1395 | IoPortForBmis = (UINT16) (IdeRegisters->BusMasterBaseAddr + BMIS_OFFSET);\r | |
1396 | RegisterValue = IdeReadPortB (PciIo, IoPortForBmis);\r | |
490b5ea1 | 1397 | \r |
1398 | if ((RegisterValue & BMIS_ERROR) != 0) {\r | |
1399 | DEBUG ((EFI_D_ERROR, "ATA UDMA operation fails\n"));\r | |
1400 | return EFI_DEVICE_ERROR;\r | |
1401 | }\r | |
1402 | \r | |
1403 | if ((RegisterValue & BMIS_INTERRUPT) != 0) {\r | |
490b5ea1 | 1404 | return EFI_SUCCESS;\r |
1405 | }\r | |
1406 | \r | |
1407 | if (Task->RetryTimes == 0) {\r | |
1408 | return EFI_TIMEOUT;\r | |
1409 | } else {\r | |
1410 | //\r | |
1411 | // The memory is not set.\r | |
1412 | //\r | |
1413 | return EFI_NOT_READY;\r | |
1414 | }\r | |
1415 | }\r | |
a41b5272 | 1416 | \r |
1417 | /**\r | |
1418 | Perform an ATA Udma operation (Read, ReadExt, Write, WriteExt).\r | |
1419 | \r | |
490b5ea1 | 1420 | @param[in] Instance A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data\r |
1421 | structure.\r | |
1422 | @param[in] IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r | |
1423 | @param[in] Read Flag used to determine the data transfer\r | |
1424 | direction. Read equals 1, means data transferred\r | |
1425 | from device to host;Read equals 0, means data\r | |
1426 | transferred from host to device.\r | |
1427 | @param[in] DataBuffer A pointer to the source buffer for the data.\r | |
1428 | @param[in] DataLength The length of the data.\r | |
1429 | @param[in] AtaCommandBlock A pointer to EFI_ATA_COMMAND_BLOCK data structure.\r | |
1430 | @param[in, out] AtaStatusBlock A pointer to EFI_ATA_STATUS_BLOCK data structure.\r | |
8536cc4b | 1431 | @param[in] Timeout The time to complete the command, uses 100ns as a unit.\r |
490b5ea1 | 1432 | @param[in] Task Optional. Pointer to the ATA_NONBLOCK_TASK\r |
1433 | used by non-blocking mode.\r | |
a41b5272 | 1434 | \r |
1435 | @retval EFI_SUCCESS the operation is successful.\r | |
1436 | @retval EFI_OUT_OF_RESOURCES Build PRD table failed\r | |
1437 | @retval EFI_UNSUPPORTED Unknown channel or operations command\r | |
1438 | @retval EFI_DEVICE_ERROR Ata command execute failed\r | |
1439 | \r | |
1440 | **/\r | |
1441 | EFI_STATUS\r | |
1442 | EFIAPI\r | |
1443 | AtaUdmaInOut (\r | |
490b5ea1 | 1444 | IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance,\r |
1445 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
1446 | IN BOOLEAN Read,\r | |
1447 | IN VOID *DataBuffer,\r | |
1448 | IN UINT64 DataLength,\r | |
1449 | IN EFI_ATA_COMMAND_BLOCK *AtaCommandBlock,\r | |
1450 | IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock,\r | |
1451 | IN UINT64 Timeout,\r | |
1452 | IN ATA_NONBLOCK_TASK *Task\r | |
a41b5272 | 1453 | )\r |
1454 | {\r | |
1455 | EFI_STATUS Status;\r | |
1456 | UINT16 IoPortForBmic;\r | |
1457 | UINT16 IoPortForBmis;\r | |
1458 | UINT16 IoPortForBmid;\r | |
1459 | \r | |
a41b5272 | 1460 | UINTN PrdTableSize;\r |
1461 | EFI_PHYSICAL_ADDRESS PrdTableMapAddr;\r | |
1462 | VOID *PrdTableMap;\r | |
490b5ea1 | 1463 | EFI_ATA_DMA_PRD *PrdBaseAddr;\r |
2525e221 | 1464 | EFI_ATA_DMA_PRD *TempPrdBaseAddr;\r |
490b5ea1 | 1465 | UINTN PrdTableNum;\r |
a41b5272 | 1466 | \r |
490b5ea1 | 1467 | UINT8 RegisterValue;\r |
a41b5272 | 1468 | UINTN PageCount;\r |
1469 | UINTN ByteCount;\r | |
1470 | UINTN ByteRemaining;\r | |
a41b5272 | 1471 | UINT8 DeviceControl;\r |
1472 | \r | |
1473 | VOID *BufferMap;\r | |
1474 | EFI_PHYSICAL_ADDRESS BufferMapAddress;\r | |
1475 | EFI_PCI_IO_PROTOCOL_OPERATION PciIoOperation;\r | |
1476 | \r | |
1477 | UINT8 DeviceHead;\r | |
490b5ea1 | 1478 | EFI_PCI_IO_PROTOCOL *PciIo;\r |
1479 | EFI_TPL OldTpl;\r | |
a41b5272 | 1480 | \r |
490b5ea1 | 1481 | \r |
1482 | Status = EFI_SUCCESS;\r | |
1483 | PrdBaseAddr = NULL;\r | |
1484 | PrdTableMap = NULL;\r | |
1485 | BufferMap = NULL;\r | |
1486 | PageCount = 0;\r | |
1487 | PciIo = Instance->PciIo;\r | |
a41b5272 | 1488 | \r |
1489 | if ((PciIo == NULL) || (IdeRegisters == NULL) || (DataBuffer == NULL) || (AtaCommandBlock == NULL)) {\r | |
1490 | return EFI_INVALID_PARAMETER;\r | |
1491 | }\r | |
1492 | \r | |
490b5ea1 | 1493 | //\r |
1494 | // Before starting the Blocking BlockIO operation, push to finish all non-blocking\r | |
1495 | // BlockIO tasks.\r | |
1496 | // Delay 1ms to simulate the blocking time out checking.\r | |
1497 | //\r | |
1aff716a | 1498 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
490b5ea1 | 1499 | while ((Task == NULL) && (!IsListEmpty (&Instance->NonBlockingTaskList))) {\r |
490b5ea1 | 1500 | AsyncNonBlockingTransferRoutine (NULL, Instance);\r |
490b5ea1 | 1501 | //\r |
1502 | // Stall for 1 milliseconds.\r | |
1503 | //\r | |
1504 | MicroSecondDelay (1000);\r | |
1aff716a | 1505 | }\r |
1506 | gBS->RestoreTPL (OldTpl);\r | |
490b5ea1 | 1507 | \r |
a41b5272 | 1508 | //\r |
1509 | // The data buffer should be even alignment\r | |
1510 | //\r | |
1511 | if (((UINTN)DataBuffer & 0x1) != 0) {\r | |
1512 | return EFI_INVALID_PARAMETER;\r | |
1513 | }\r | |
1514 | \r | |
1515 | //\r | |
490b5ea1 | 1516 | // Set relevant IO Port address.\r |
a41b5272 | 1517 | //\r |
490b5ea1 | 1518 | IoPortForBmic = (UINT16) (IdeRegisters->BusMasterBaseAddr + BMIC_OFFSET);\r |
1519 | IoPortForBmis = (UINT16) (IdeRegisters->BusMasterBaseAddr + BMIS_OFFSET);\r | |
1520 | IoPortForBmid = (UINT16) (IdeRegisters->BusMasterBaseAddr + BMID_OFFSET);\r | |
a41b5272 | 1521 | \r |
1522 | //\r | |
1aff716a | 1523 | // For Blocking mode, start the command.\r |
490b5ea1 | 1524 | // For non-blocking mode, when the command is not started, start it, otherwise\r |
1525 | // go to check the status.\r | |
1aff716a | 1526 | //\r |
490b5ea1 | 1527 | if (((Task != NULL) && (!Task->IsStart)) || (Task == NULL)) {\r |
1528 | //\r | |
1529 | // Calculate the number of PRD entry.\r | |
1530 | // Every entry in PRD table can specify a 64K memory region.\r | |
1531 | //\r | |
1532 | PrdTableNum = (UINTN)(RShiftU64(DataLength, 16) + 1);\r | |
a41b5272 | 1533 | \r |
490b5ea1 | 1534 | //\r |
1535 | // Make sure that the memory region of PRD table is not cross 64K boundary\r | |
1536 | //\r | |
1537 | PrdTableSize = PrdTableNum * sizeof (EFI_ATA_DMA_PRD);\r | |
1538 | if (PrdTableSize > 0x10000) {\r | |
1539 | return EFI_INVALID_PARAMETER;\r | |
1540 | }\r | |
a41b5272 | 1541 | \r |
490b5ea1 | 1542 | //\r |
1543 | // Allocate buffer for PRD table initialization.\r | |
1544 | //\r | |
1545 | PageCount = EFI_SIZE_TO_PAGES (PrdTableSize);\r | |
1546 | Status = PciIo->AllocateBuffer (\r | |
1547 | PciIo,\r | |
1548 | AllocateAnyPages,\r | |
1549 | EfiBootServicesData,\r | |
1550 | PageCount,\r | |
1551 | (VOID **)&PrdBaseAddr,\r | |
1552 | 0\r | |
1553 | );\r | |
1554 | if (EFI_ERROR (Status)) {\r | |
1555 | return EFI_OUT_OF_RESOURCES;\r | |
1556 | }\r | |
a41b5272 | 1557 | \r |
490b5ea1 | 1558 | ByteCount = EFI_PAGES_TO_SIZE (PageCount);\r |
1559 | Status = PciIo->Map (\r | |
1560 | PciIo,\r | |
1561 | EfiPciIoOperationBusMasterCommonBuffer,\r | |
1562 | PrdBaseAddr,\r | |
1563 | &ByteCount,\r | |
1564 | &PrdTableMapAddr,\r | |
1565 | &PrdTableMap\r | |
1566 | );\r | |
1567 | if (EFI_ERROR (Status) || (ByteCount != EFI_PAGES_TO_SIZE (PageCount))) {\r | |
1568 | //\r | |
1569 | // If the data length actually mapped is not equal to the requested amount,\r | |
1570 | // it means the DMA operation may be broken into several discontinuous smaller chunks.\r | |
1571 | // Can't handle this case.\r | |
1572 | //\r | |
1573 | PciIo->FreeBuffer (PciIo, PageCount, PrdBaseAddr);\r | |
1574 | return EFI_OUT_OF_RESOURCES;\r | |
1575 | }\r | |
a41b5272 | 1576 | \r |
490b5ea1 | 1577 | ZeroMem ((VOID *) ((UINTN) PrdBaseAddr), ByteCount);\r |
a41b5272 | 1578 | \r |
490b5ea1 | 1579 | //\r |
1580 | // Map the host address of DataBuffer to DMA master address.\r | |
1581 | //\r | |
1582 | if (Read) {\r | |
1583 | PciIoOperation = EfiPciIoOperationBusMasterWrite;\r | |
1584 | } else {\r | |
1585 | PciIoOperation = EfiPciIoOperationBusMasterRead;\r | |
1586 | }\r | |
a41b5272 | 1587 | \r |
490b5ea1 | 1588 | ByteCount = (UINTN)DataLength;\r |
1589 | Status = PciIo->Map (\r | |
1590 | PciIo,\r | |
1591 | PciIoOperation,\r | |
1592 | DataBuffer,\r | |
1593 | &ByteCount,\r | |
1594 | &BufferMapAddress,\r | |
1595 | &BufferMap\r | |
1596 | );\r | |
1597 | if (EFI_ERROR (Status) || (ByteCount != DataLength)) {\r | |
1598 | PciIo->Unmap (PciIo, PrdTableMap);\r | |
1599 | PciIo->FreeBuffer (PciIo, PageCount, PrdBaseAddr);\r | |
1600 | return EFI_OUT_OF_RESOURCES;\r | |
1601 | }\r | |
1602 | \r | |
1603 | //\r | |
1604 | // According to Ata spec, it requires the buffer address and size to be even.\r | |
1605 | //\r | |
1606 | ASSERT ((BufferMapAddress & 0x1) == 0);\r | |
1607 | ASSERT ((ByteCount & 0x1) == 0);\r | |
1608 | \r | |
1609 | //\r | |
1610 | // Fill the PRD table with appropriate bus master address of data buffer and data length.\r | |
1611 | //\r | |
2525e221 | 1612 | ByteRemaining = ByteCount;\r |
1613 | TempPrdBaseAddr = PrdBaseAddr;\r | |
490b5ea1 | 1614 | while (ByteRemaining != 0) {\r |
1615 | if (ByteRemaining <= 0x10000) {\r | |
2525e221 | 1616 | TempPrdBaseAddr->RegionBaseAddr = (UINT32) ((UINTN) BufferMapAddress);\r |
1617 | TempPrdBaseAddr->ByteCount = (UINT16) ByteRemaining;\r | |
1618 | TempPrdBaseAddr->EndOfTable = 0x8000;\r | |
490b5ea1 | 1619 | break;\r |
1620 | }\r | |
a41b5272 | 1621 | \r |
2525e221 | 1622 | TempPrdBaseAddr->RegionBaseAddr = (UINT32) ((UINTN) BufferMapAddress);\r |
1623 | TempPrdBaseAddr->ByteCount = (UINT16) 0x0;\r | |
a41b5272 | 1624 | \r |
490b5ea1 | 1625 | ByteRemaining -= 0x10000;\r |
1626 | BufferMapAddress += 0x10000;\r | |
2525e221 | 1627 | TempPrdBaseAddr++;\r |
490b5ea1 | 1628 | }\r |
a41b5272 | 1629 | \r |
490b5ea1 | 1630 | //\r |
1631 | // Start to enable the DMA operation\r | |
1632 | //\r | |
1633 | DeviceHead = AtaCommandBlock->AtaDeviceHead;\r | |
a41b5272 | 1634 | \r |
490b5ea1 | 1635 | IdeWritePortB (PciIo, IdeRegisters->Head, (UINT8)(0xe0 | DeviceHead));\r |
a41b5272 | 1636 | \r |
490b5ea1 | 1637 | //\r |
1638 | // Enable interrupt to support UDMA\r | |
1639 | //\r | |
1640 | DeviceControl = 0;\r | |
1641 | IdeWritePortB (PciIo, IdeRegisters->AltOrDev, DeviceControl);\r | |
a41b5272 | 1642 | \r |
490b5ea1 | 1643 | //\r |
1644 | // Read BMIS register and clear ERROR and INTR bit\r | |
1645 | //\r | |
1646 | RegisterValue = IdeReadPortB(PciIo, IoPortForBmis);\r | |
1647 | RegisterValue |= (BMIS_INTERRUPT | BMIS_ERROR);\r | |
8536cc4b | 1648 | IdeWritePortB (PciIo, IoPortForBmis, RegisterValue);\r |
a41b5272 | 1649 | \r |
490b5ea1 | 1650 | //\r |
1651 | // Set the base address to BMID register\r | |
1652 | //\r | |
1653 | IdeWritePortDW (PciIo, IoPortForBmid, (UINT32)PrdTableMapAddr);\r | |
a41b5272 | 1654 | \r |
490b5ea1 | 1655 | //\r |
1656 | // Set BMIC register to identify the operation direction\r | |
1657 | //\r | |
1658 | RegisterValue = IdeReadPortB(PciIo, IoPortForBmic);\r | |
1659 | if (Read) {\r | |
1660 | RegisterValue |= BMIC_NREAD;\r | |
1661 | } else {\r | |
1662 | RegisterValue &= ~((UINT8) BMIC_NREAD);\r | |
1663 | }\r | |
1664 | IdeWritePortB (PciIo, IoPortForBmic, RegisterValue);\r | |
a41b5272 | 1665 | \r |
1aff716a | 1666 | if (Task != NULL) {\r |
1667 | //\r | |
1668 | // Max transfer number of sectors for one command is 65536(32Mbyte),\r | |
1669 | // it will cost 1 second to transfer these data in UDMA mode 2(33.3MBps).\r | |
1670 | // So set the variable Count to 2000, for about 2 second Timeout time.\r | |
1671 | //\r | |
1672 | Task->RetryTimes = 2000;\r | |
1673 | Task->Map = BufferMap;\r | |
1674 | Task->TableMap = PrdTableMap;\r | |
1675 | Task->MapBaseAddress = PrdBaseAddr;\r | |
1676 | Task->PageCount = PageCount;\r | |
1677 | Task->IsStart = TRUE;\r | |
1678 | }\r | |
1679 | \r | |
490b5ea1 | 1680 | //\r |
1681 | // Issue ATA command\r | |
1682 | //\r | |
1683 | Status = AtaIssueCommand (PciIo, IdeRegisters, AtaCommandBlock, Timeout);\r | |
a41b5272 | 1684 | \r |
490b5ea1 | 1685 | if (EFI_ERROR (Status)) {\r |
1686 | Status = EFI_DEVICE_ERROR;\r | |
1687 | goto Exit;\r | |
1688 | }\r | |
a41b5272 | 1689 | \r |
8536cc4b | 1690 | Status = CheckStatusRegister (PciIo, IdeRegisters);\r |
1691 | if (EFI_ERROR (Status)) {\r | |
1692 | Status = EFI_DEVICE_ERROR;\r | |
1693 | goto Exit;\r | |
1694 | }\r | |
490b5ea1 | 1695 | //\r |
1696 | // Set START bit of BMIC register\r | |
1697 | //\r | |
1698 | RegisterValue = IdeReadPortB(PciIo, IoPortForBmic);\r | |
1699 | RegisterValue |= BMIC_START;\r | |
1700 | IdeWritePortB(PciIo, IoPortForBmic, RegisterValue);\r | |
a41b5272 | 1701 | \r |
a41b5272 | 1702 | }\r |
1703 | \r | |
a41b5272 | 1704 | //\r |
1705 | // Check the INTERRUPT and ERROR bit of BMIS\r | |
1706 | // Max transfer number of sectors for one command is 65536(32Mbyte),\r | |
1707 | // it will cost 1 second to transfer these data in UDMA mode 2(33.3MBps).\r | |
1708 | // So set the variable Count to 2000, for about 2 second Timeout time.\r | |
1709 | //\r | |
490b5ea1 | 1710 | if (Task != NULL) {\r |
8536cc4b | 1711 | Status = AtaUdmStatusCheck (PciIo, Task, IdeRegisters);\r |
490b5ea1 | 1712 | } else {\r |
8536cc4b | 1713 | Status = AtaUdmStatusWait (PciIo, IdeRegisters);\r |
a41b5272 | 1714 | }\r |
1715 | \r | |
1716 | //\r | |
490b5ea1 | 1717 | // For blocking mode, clear registers and free buffers.\r |
1718 | // For non blocking mode, when the related registers have been set or time\r | |
1719 | // out, or a error has been happened, it needs to clear the register and free\r | |
1720 | // buffer.\r | |
a41b5272 | 1721 | //\r |
490b5ea1 | 1722 | if ((Task == NULL) || Status != EFI_NOT_READY) {\r |
1723 | //\r | |
1724 | // Read BMIS register and clear ERROR and INTR bit\r | |
1725 | //\r | |
1726 | RegisterValue = IdeReadPortB (PciIo, IoPortForBmis);\r | |
1727 | RegisterValue |= (BMIS_INTERRUPT | BMIS_ERROR);\r | |
1728 | IdeWritePortB (PciIo, IoPortForBmis, RegisterValue);\r | |
a41b5272 | 1729 | \r |
490b5ea1 | 1730 | //\r |
1731 | // Read Status Register of IDE device to clear interrupt\r | |
1732 | //\r | |
1733 | RegisterValue = IdeReadPortB(PciIo, IdeRegisters->CmdOrStatus);\r | |
a41b5272 | 1734 | \r |
490b5ea1 | 1735 | //\r |
1736 | // Clear START bit of BMIC register\r | |
1737 | //\r | |
1738 | RegisterValue = IdeReadPortB(PciIo, IoPortForBmic);\r | |
1739 | RegisterValue &= ~((UINT8) BMIC_START);\r | |
1740 | IdeWritePortB (PciIo, IoPortForBmic, RegisterValue);\r | |
a41b5272 | 1741 | \r |
490b5ea1 | 1742 | //\r |
1743 | // Disable interrupt of Select device\r | |
1744 | //\r | |
1745 | DeviceControl = IdeReadPortB (PciIo, IdeRegisters->AltOrDev);\r | |
1746 | DeviceControl |= ATA_CTLREG_IEN_L;\r | |
1747 | IdeWritePortB (PciIo, IdeRegisters->AltOrDev, DeviceControl);\r | |
1748 | //\r | |
1749 | // Stall for 10 milliseconds.\r | |
1750 | //\r | |
1751 | MicroSecondDelay (10000);\r | |
1752 | \r | |
1753 | }\r | |
a41b5272 | 1754 | \r |
1755 | Exit:\r | |
1756 | //\r | |
1757 | // Free all allocated resource\r | |
1758 | //\r | |
490b5ea1 | 1759 | if ((Task == NULL) || Status != EFI_NOT_READY) {\r |
1760 | if (Task != NULL) {\r | |
1761 | PciIo->Unmap (PciIo, Task->TableMap);\r | |
1762 | PciIo->FreeBuffer (PciIo, Task->PageCount, Task->MapBaseAddress);\r | |
1763 | PciIo->Unmap (PciIo, Task->Map);\r | |
1764 | } else {\r | |
1765 | PciIo->Unmap (PciIo, PrdTableMap);\r | |
1766 | PciIo->FreeBuffer (PciIo, PageCount, PrdBaseAddr);\r | |
1767 | PciIo->Unmap (PciIo, BufferMap);\r | |
1768 | }\r | |
a41b5272 | 1769 | \r |
490b5ea1 | 1770 | //\r |
1771 | // Dump All Ide registers to ATA_STATUS_BLOCK\r | |
1772 | //\r | |
1773 | DumpAllIdeRegisters (PciIo, IdeRegisters, AtaStatusBlock);\r | |
1774 | }\r | |
1aff716a | 1775 | \r |
a41b5272 | 1776 | return Status;\r |
1777 | }\r | |
1778 | \r | |
1779 | /**\r | |
1780 | This function reads the pending data in the device.\r | |
1781 | \r | |
1782 | @param PciIo A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data structure.\r | |
1783 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r | |
1784 | \r | |
1785 | @retval EFI_SUCCESS Successfully read.\r | |
1786 | @retval EFI_NOT_READY The BSY is set avoiding reading.\r | |
1787 | \r | |
1788 | **/\r | |
1789 | EFI_STATUS\r | |
1790 | EFIAPI\r | |
1791 | AtaPacketReadPendingData (\r | |
1792 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
1793 | IN EFI_IDE_REGISTERS *IdeRegisters\r | |
1794 | )\r | |
1795 | {\r | |
1796 | UINT8 AltRegister;\r | |
1797 | UINT16 TempWordBuffer;\r | |
1798 | \r | |
1799 | AltRegister = IdeReadPortB (PciIo, IdeRegisters->AltOrDev);\r | |
1800 | if ((AltRegister & ATA_STSREG_BSY) == ATA_STSREG_BSY) {\r | |
1801 | return EFI_NOT_READY;\r | |
1802 | }\r | |
1803 | \r | |
1804 | if ((AltRegister & (ATA_STSREG_BSY | ATA_STSREG_DRQ)) == ATA_STSREG_DRQ) {\r | |
1805 | TempWordBuffer = IdeReadPortB (PciIo, IdeRegisters->AltOrDev);\r | |
1806 | while ((TempWordBuffer & (ATA_STSREG_BSY | ATA_STSREG_DRQ)) == ATA_STSREG_DRQ) {\r | |
1807 | IdeReadPortWMultiple (\r | |
1808 | PciIo,\r | |
1aff716a | 1809 | IdeRegisters->Data,\r |
1810 | 1,\r | |
a41b5272 | 1811 | &TempWordBuffer\r |
1812 | );\r | |
1813 | TempWordBuffer = IdeReadPortB (PciIo, IdeRegisters->AltOrDev);\r | |
1814 | }\r | |
1815 | }\r | |
1816 | return EFI_SUCCESS;\r | |
1817 | }\r | |
1818 | \r | |
1819 | /**\r | |
1aff716a | 1820 | This function is called by AtaPacketCommandExecute().\r |
a41b5272 | 1821 | It is used to transfer data between host and device. The data direction is specified\r |
1822 | by the fourth parameter.\r | |
1823 | \r | |
1824 | @param PciIo A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data structure.\r | |
1825 | @param IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.\r | |
1826 | @param Buffer Buffer contained data transferred between host and device.\r | |
1827 | @param ByteCount Data size in byte unit of the buffer.\r | |
1828 | @param Read Flag used to determine the data transfer direction.\r | |
1829 | Read equals 1, means data transferred from device to host;\r | |
1830 | Read equals 0, means data transferred from host to device.\r | |
8536cc4b | 1831 | @param Timeout Timeout value for wait DRQ ready before each data stream's transfer\r |
1832 | , uses 100ns as a unit.\r | |
a41b5272 | 1833 | \r |
1834 | @retval EFI_SUCCESS data is transferred successfully.\r | |
1835 | @retval EFI_DEVICE_ERROR the device failed to transfer data.\r | |
1836 | **/\r | |
1837 | EFI_STATUS\r | |
1838 | EFIAPI\r | |
1839 | AtaPacketReadWrite (\r | |
1840 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
1841 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
1842 | IN OUT VOID *Buffer,\r | |
1843 | IN UINT64 ByteCount,\r | |
1844 | IN BOOLEAN Read,\r | |
1845 | IN UINT64 Timeout\r | |
1846 | )\r | |
1847 | {\r | |
1848 | UINT32 RequiredWordCount;\r | |
1849 | UINT32 ActualWordCount;\r | |
1850 | UINT32 WordCount;\r | |
1851 | EFI_STATUS Status;\r | |
1852 | UINT16 *PtrBuffer;\r | |
1853 | \r | |
1854 | //\r | |
1855 | // No data transfer is premitted.\r | |
1856 | //\r | |
1857 | if (ByteCount == 0) {\r | |
1858 | return EFI_SUCCESS;\r | |
1859 | }\r | |
1aff716a | 1860 | \r |
a41b5272 | 1861 | PtrBuffer = Buffer;\r |
1862 | RequiredWordCount = (UINT32)RShiftU64(ByteCount, 1);\r | |
1863 | //\r | |
1864 | // ActuralWordCount means the word count of data really transferred.\r | |
1865 | //\r | |
1866 | ActualWordCount = 0;\r | |
1867 | \r | |
1868 | while (ActualWordCount < RequiredWordCount) {\r | |
1869 | //\r | |
1870 | // before each data transfer stream, the host should poll DRQ bit ready,\r | |
1871 | // to see whether indicates device is ready to transfer data.\r | |
1872 | //\r | |
1873 | Status = DRQReady2 (PciIo, IdeRegisters, Timeout);\r | |
1874 | if (EFI_ERROR (Status)) {\r | |
aca84419 | 1875 | return CheckStatusRegister (PciIo, IdeRegisters);\r |
a41b5272 | 1876 | }\r |
1877 | \r | |
1878 | //\r | |
1879 | // get current data transfer size from Cylinder Registers.\r | |
1880 | //\r | |
1881 | WordCount = IdeReadPortB (PciIo, IdeRegisters->CylinderMsb) << 8;\r | |
1882 | WordCount = WordCount | IdeReadPortB (PciIo, IdeRegisters->CylinderLsb);\r | |
1883 | WordCount = WordCount & 0xffff;\r | |
1884 | WordCount /= 2;\r | |
1885 | \r | |
1886 | WordCount = MIN (WordCount, (RequiredWordCount - ActualWordCount));\r | |
1887 | \r | |
1888 | if (Read) {\r | |
1889 | IdeReadPortWMultiple (\r | |
1890 | PciIo,\r | |
1891 | IdeRegisters->Data,\r | |
1892 | WordCount,\r | |
1893 | PtrBuffer\r | |
1894 | );\r | |
1895 | } else {\r | |
1896 | IdeWritePortWMultiple (\r | |
1897 | PciIo,\r | |
1898 | IdeRegisters->Data,\r | |
1899 | WordCount,\r | |
1900 | PtrBuffer\r | |
1901 | );\r | |
1902 | }\r | |
1903 | \r | |
1904 | //\r | |
1905 | // read status register to check whether error happens.\r | |
1906 | //\r | |
1907 | Status = CheckStatusRegister (PciIo, IdeRegisters);\r | |
1908 | if (EFI_ERROR (Status)) {\r | |
1909 | return EFI_DEVICE_ERROR;\r | |
1910 | }\r | |
1911 | \r | |
1912 | PtrBuffer += WordCount;\r | |
1913 | ActualWordCount += WordCount;\r | |
1914 | }\r | |
1aff716a | 1915 | \r |
a41b5272 | 1916 | if (Read) {\r |
1917 | //\r | |
1918 | // In the case where the drive wants to send more data than we need to read,\r | |
1919 | // the DRQ bit will be set and cause delays from DRQClear2().\r | |
1920 | // We need to read data from the drive until it clears DRQ so we can move on.\r | |
1921 | //\r | |
1922 | AtaPacketReadPendingData (PciIo, IdeRegisters);\r | |
1923 | }\r | |
1924 | \r | |
1925 | //\r | |
1926 | // read status register to check whether error happens.\r | |
1927 | //\r | |
1928 | Status = CheckStatusRegister (PciIo, IdeRegisters);\r | |
1929 | if (EFI_ERROR (Status)) {\r | |
1930 | return EFI_DEVICE_ERROR;\r | |
1931 | }\r | |
1932 | \r | |
1933 | //\r | |
1934 | // After data transfer is completed, normally, DRQ bit should clear.\r | |
1935 | //\r | |
8536cc4b | 1936 | Status = DRQClear (PciIo, IdeRegisters, Timeout);\r |
a41b5272 | 1937 | if (EFI_ERROR (Status)) {\r |
1938 | return EFI_DEVICE_ERROR;\r | |
1939 | }\r | |
1aff716a | 1940 | \r |
a41b5272 | 1941 | return Status;\r |
1942 | }\r | |
1943 | \r | |
1944 | /**\r | |
1945 | Sumbit ATAPI request sense command.\r | |
1946 | \r | |
1947 | @param[in] PciIo Pointer to the EFI_PCI_IO_PROTOCOL instance\r | |
1948 | @param[in] IdeRegisters Pointer to EFI_IDE_REGISTERS which is used to\r | |
1949 | store the IDE i/o port registers' base addresses\r | |
1950 | @param[in] Channel The channel number of device.\r | |
1951 | @param[in] Device The device number of device.\r | |
1952 | @param[in] SenseData A pointer to store sense data.\r | |
1953 | @param[in] SenseDataLength The sense data length.\r | |
8536cc4b | 1954 | @param[in] Timeout The timeout value to execute this cmd, uses 100ns as a unit.\r |
a41b5272 | 1955 | \r |
1956 | @retval EFI_SUCCESS Send out the ATAPI packet command successfully.\r | |
1957 | @retval EFI_DEVICE_ERROR The device failed to send data.\r | |
1958 | \r | |
1959 | **/\r | |
1960 | EFI_STATUS\r | |
1961 | EFIAPI\r | |
1962 | AtaPacketRequestSense (\r | |
1963 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
1964 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
1965 | IN UINT8 Channel,\r | |
1966 | IN UINT8 Device,\r | |
1967 | IN VOID *SenseData,\r | |
1968 | IN UINT8 SenseDataLength,\r | |
1969 | IN UINT64 Timeout\r | |
1970 | )\r | |
1971 | {\r | |
1972 | EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET Packet;\r | |
1973 | UINT8 Cdb[12];\r | |
1974 | EFI_STATUS Status;\r | |
1975 | \r | |
1976 | ZeroMem (&Packet, sizeof (EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET));\r | |
1977 | ZeroMem (Cdb, 12);\r | |
1978 | \r | |
1979 | Cdb[0] = ATA_CMD_REQUEST_SENSE;\r | |
1980 | Cdb[4] = SenseDataLength;\r | |
1981 | \r | |
1982 | Packet.Timeout = Timeout;\r | |
1983 | Packet.Cdb = Cdb;\r | |
1984 | Packet.CdbLength = 12;\r | |
1985 | Packet.DataDirection = EFI_EXT_SCSI_DATA_DIRECTION_READ;\r | |
1986 | Packet.InDataBuffer = SenseData;\r | |
1987 | Packet.InTransferLength = SenseDataLength;\r | |
1988 | \r | |
1989 | Status = AtaPacketCommandExecute (PciIo, IdeRegisters, Channel, Device, &Packet);\r | |
1990 | \r | |
1991 | return Status;\r | |
1992 | }\r | |
1993 | \r | |
1994 | /**\r | |
1aff716a | 1995 | This function is used to send out ATAPI commands conforms to the Packet Command\r |
a41b5272 | 1996 | with PIO Data In Protocol.\r |
1997 | \r | |
1998 | @param[in] PciIo Pointer to the EFI_PCI_IO_PROTOCOL instance\r | |
1999 | @param[in] IdeRegisters Pointer to EFI_IDE_REGISTERS which is used to\r | |
2000 | store the IDE i/o port registers' base addresses\r | |
2001 | @param[in] Channel The channel number of device.\r | |
2002 | @param[in] Device The device number of device.\r | |
2003 | @param[in] Packet A pointer to EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET data structure.\r | |
2004 | \r | |
2005 | @retval EFI_SUCCESS send out the ATAPI packet command successfully\r | |
2006 | and device sends data successfully.\r | |
2007 | @retval EFI_DEVICE_ERROR the device failed to send data.\r | |
2008 | \r | |
2009 | **/\r | |
2010 | EFI_STATUS\r | |
2011 | EFIAPI\r | |
2012 | AtaPacketCommandExecute (\r | |
2013 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
2014 | IN EFI_IDE_REGISTERS *IdeRegisters,\r | |
2015 | IN UINT8 Channel,\r | |
2016 | IN UINT8 Device,\r | |
2017 | IN EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet\r | |
2018 | )\r | |
2019 | {\r | |
2020 | EFI_STATUS PacketCommandStatus;\r | |
2021 | EFI_ATA_COMMAND_BLOCK AtaCommandBlock;\r | |
2022 | EFI_STATUS Status;\r | |
2023 | UINT8 Count;\r | |
2024 | UINT8 PacketCommand[12];\r | |
2025 | \r | |
2026 | ZeroMem (&AtaCommandBlock, sizeof (EFI_ATA_COMMAND_BLOCK));\r | |
2027 | \r | |
2028 | //\r | |
2029 | // Fill ATAPI Command Packet according to CDB.\r | |
2030 | // For Atapi cmd, its length should be less than or equal to 12 bytes.\r | |
2031 | //\r | |
2032 | if (Packet->CdbLength > 12) {\r | |
2033 | return EFI_INVALID_PARAMETER;\r | |
2034 | }\r | |
2035 | \r | |
2036 | ZeroMem (PacketCommand, 12);\r | |
2037 | CopyMem (PacketCommand, Packet->Cdb, Packet->CdbLength);\r | |
2038 | \r | |
2039 | //\r | |
2040 | // No OVL; No DMA\r | |
2041 | //\r | |
2042 | AtaCommandBlock.AtaFeatures = 0x00;\r | |
2043 | //\r | |
2044 | // set the transfersize to ATAPI_MAX_BYTE_COUNT to let the device\r | |
2045 | // determine how many data should be transferred.\r | |
2046 | //\r | |
2047 | AtaCommandBlock.AtaCylinderLow = (UINT8) (ATAPI_MAX_BYTE_COUNT & 0x00ff);\r | |
2048 | AtaCommandBlock.AtaCylinderHigh = (UINT8) (ATAPI_MAX_BYTE_COUNT >> 8);\r | |
aca84419 | 2049 | AtaCommandBlock.AtaDeviceHead = (UINT8) (Device << 0x4);\r |
a41b5272 | 2050 | AtaCommandBlock.AtaCommand = ATA_CMD_PACKET;\r |
2051 | \r | |
2052 | IdeWritePortB (PciIo, IdeRegisters->Head, (UINT8)(0xe0 | (Device << 0x4)));\r | |
2053 | //\r | |
2054 | // Disable interrupt\r | |
2055 | //\r | |
2056 | IdeWritePortB (PciIo, IdeRegisters->AltOrDev, ATA_DEFAULT_CTL);\r | |
2057 | \r | |
2058 | //\r | |
2059 | // Issue ATA PACKET command firstly\r | |
2060 | //\r | |
2061 | Status = AtaIssueCommand (PciIo, IdeRegisters, &AtaCommandBlock, Packet->Timeout);\r | |
2062 | if (EFI_ERROR (Status)) {\r | |
2063 | return Status;\r | |
2064 | }\r | |
2065 | \r | |
2066 | Status = DRQReady (PciIo, IdeRegisters, Packet->Timeout);\r | |
2067 | if (EFI_ERROR (Status)) {\r | |
2068 | return Status;\r | |
2069 | }\r | |
2070 | \r | |
2071 | //\r | |
2072 | // Send out ATAPI command packet\r | |
2073 | //\r | |
2074 | for (Count = 0; Count < 6; Count++) {\r | |
1aff716a | 2075 | IdeWritePortW (PciIo, IdeRegisters->Data, *((UINT16*)PacketCommand + Count));\r |
a41b5272 | 2076 | //\r |
2077 | // Stall for 10 microseconds.\r | |
2078 | //\r | |
2079 | MicroSecondDelay (10);\r | |
2080 | }\r | |
2081 | \r | |
2082 | //\r | |
2083 | // Read/Write the data of ATAPI Command\r | |
2084 | //\r | |
2085 | if (Packet->DataDirection == EFI_EXT_SCSI_DATA_DIRECTION_READ) {\r | |
2086 | PacketCommandStatus = AtaPacketReadWrite (\r | |
2087 | PciIo,\r | |
2088 | IdeRegisters,\r | |
2089 | Packet->InDataBuffer,\r | |
2090 | Packet->InTransferLength,\r | |
2091 | TRUE,\r | |
2092 | Packet->Timeout\r | |
2093 | );\r | |
2094 | } else {\r | |
2095 | PacketCommandStatus = AtaPacketReadWrite (\r | |
2096 | PciIo,\r | |
2097 | IdeRegisters,\r | |
2098 | Packet->OutDataBuffer,\r | |
2099 | Packet->OutTransferLength,\r | |
2100 | FALSE,\r | |
2101 | Packet->Timeout\r | |
2102 | );\r | |
2103 | }\r | |
2104 | \r | |
2105 | if (!EFI_ERROR (PacketCommandStatus)) {\r | |
2106 | return PacketCommandStatus;\r | |
2107 | }\r | |
2108 | \r | |
2109 | //\r | |
2110 | // Return SenseData if PacketCommandStatus matches\r | |
2111 | // the following return codes.\r | |
2112 | //\r | |
2113 | if ((PacketCommandStatus == EFI_BAD_BUFFER_SIZE) ||\r | |
2114 | (PacketCommandStatus == EFI_DEVICE_ERROR) ||\r | |
2115 | (PacketCommandStatus == EFI_TIMEOUT)) {\r | |
2116 | \r | |
2117 | //\r | |
2118 | // avoid submit request sense command continuously.\r | |
2119 | //\r | |
2120 | if ((Packet->SenseData == NULL) || (((UINT8 *)Packet->Cdb)[0] == ATA_CMD_REQUEST_SENSE)) {\r | |
2121 | return PacketCommandStatus;\r | |
2122 | }\r | |
2123 | \r | |
2124 | AtaPacketRequestSense (\r | |
2125 | PciIo,\r | |
2126 | IdeRegisters,\r | |
2127 | Channel,\r | |
2128 | Device,\r | |
2129 | Packet->SenseData,\r | |
2130 | Packet->SenseDataLength,\r | |
2131 | Packet->Timeout\r | |
2132 | );\r | |
2133 | }\r | |
2134 | \r | |
2135 | return PacketCommandStatus;\r | |
2136 | }\r | |
2137 | \r | |
2138 | \r | |
2139 | /**\r | |
2140 | Set the calculated Best transfer mode to a detected device.\r | |
2141 | \r | |
2142 | @param Instance A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data structure.\r | |
2143 | @param Channel The channel number of device.\r | |
2144 | @param Device The device number of device.\r | |
2145 | @param TransferMode A pointer to EFI_ATA_TRANSFER_MODE data structure.\r | |
2146 | @param AtaStatusBlock A pointer to EFI_ATA_STATUS_BLOCK data structure.\r | |
2147 | \r | |
2148 | @retval EFI_SUCCESS Set transfer mode successfully.\r | |
2149 | @retval EFI_DEVICE_ERROR Set transfer mode failed.\r | |
2150 | @retval EFI_OUT_OF_RESOURCES Allocate memory failed.\r | |
2151 | \r | |
2152 | **/\r | |
2153 | EFI_STATUS\r | |
2154 | EFIAPI\r | |
2155 | SetDeviceTransferMode (\r | |
2156 | IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance,\r | |
2157 | IN UINT8 Channel,\r | |
2158 | IN UINT8 Device,\r | |
2159 | IN EFI_ATA_TRANSFER_MODE *TransferMode,\r | |
2160 | IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock\r | |
2161 | )\r | |
2162 | {\r | |
2163 | EFI_STATUS Status;\r | |
2164 | EFI_ATA_COMMAND_BLOCK AtaCommandBlock;\r | |
2165 | \r | |
2166 | ZeroMem (&AtaCommandBlock, sizeof (EFI_ATA_COMMAND_BLOCK));\r | |
2167 | \r | |
2168 | AtaCommandBlock.AtaCommand = ATA_CMD_SET_FEATURES;\r | |
2169 | AtaCommandBlock.AtaDeviceHead = (UINT8)(Device << 0x4);\r | |
2170 | AtaCommandBlock.AtaFeatures = 0x03;\r | |
2171 | AtaCommandBlock.AtaSectorCount = *((UINT8 *)TransferMode);\r | |
2172 | \r | |
2173 | //\r | |
2174 | // Send SET FEATURE command (sub command 0x03) to set pio mode.\r | |
2175 | //\r | |
2176 | Status = AtaNonDataCommandIn (\r | |
2177 | Instance->PciIo,\r | |
2178 | &Instance->IdeRegisters[Channel],\r | |
2179 | &AtaCommandBlock,\r | |
2180 | AtaStatusBlock,\r | |
490b5ea1 | 2181 | ATA_ATAPI_TIMEOUT,\r |
2182 | NULL\r | |
a41b5272 | 2183 | );\r |
2184 | \r | |
2185 | return Status;\r | |
2186 | }\r | |
2187 | \r | |
2188 | /**\r | |
2189 | Set drive parameters for devices not support PACKETS command.\r | |
2190 | \r | |
2191 | @param Instance A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data structure.\r | |
2192 | @param Channel The channel number of device.\r | |
2193 | @param Device The device number of device.\r | |
2194 | @param DriveParameters A pointer to EFI_ATA_DRIVE_PARMS data structure.\r | |
2195 | @param AtaStatusBlock A pointer to EFI_ATA_STATUS_BLOCK data structure.\r | |
2196 | \r | |
2197 | @retval EFI_SUCCESS Set drive parameter successfully.\r | |
2198 | @retval EFI_DEVICE_ERROR Set drive parameter failed.\r | |
2199 | @retval EFI_OUT_OF_RESOURCES Allocate memory failed.\r | |
2200 | \r | |
2201 | **/\r | |
2202 | EFI_STATUS\r | |
2203 | EFIAPI\r | |
2204 | SetDriveParameters (\r | |
2205 | IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance,\r | |
2206 | IN UINT8 Channel,\r | |
2207 | IN UINT8 Device,\r | |
2208 | IN EFI_ATA_DRIVE_PARMS *DriveParameters,\r | |
2209 | IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock\r | |
a41b5272 | 2210 | )\r |
2211 | {\r | |
2212 | EFI_STATUS Status;\r | |
2213 | EFI_ATA_COMMAND_BLOCK AtaCommandBlock;\r | |
2214 | \r | |
2215 | ZeroMem (&AtaCommandBlock, sizeof (EFI_ATA_COMMAND_BLOCK));\r | |
1aff716a | 2216 | \r |
a41b5272 | 2217 | AtaCommandBlock.AtaCommand = ATA_CMD_INIT_DRIVE_PARAM;\r |
2218 | AtaCommandBlock.AtaSectorCount = DriveParameters->Sector;\r | |
2219 | AtaCommandBlock.AtaDeviceHead = (UINT8) ((Device << 0x4) + DriveParameters->Heads);\r | |
2220 | \r | |
2221 | //\r | |
2222 | // Send Init drive parameters\r | |
2223 | //\r | |
2224 | Status = AtaNonDataCommandIn (\r | |
2225 | Instance->PciIo,\r | |
2226 | &Instance->IdeRegisters[Channel],\r | |
2227 | &AtaCommandBlock,\r | |
2228 | AtaStatusBlock,\r | |
1aff716a | 2229 | ATA_ATAPI_TIMEOUT,\r |
490b5ea1 | 2230 | NULL\r |
a41b5272 | 2231 | );\r |
2232 | \r | |
2233 | //\r | |
2234 | // Send Set Multiple parameters\r | |
2235 | //\r | |
2236 | AtaCommandBlock.AtaCommand = ATA_CMD_SET_MULTIPLE_MODE;\r | |
2237 | AtaCommandBlock.AtaSectorCount = DriveParameters->MultipleSector;\r | |
2238 | AtaCommandBlock.AtaDeviceHead = (UINT8)(Device << 0x4);\r | |
2239 | \r | |
2240 | Status = AtaNonDataCommandIn (\r | |
2241 | Instance->PciIo,\r | |
2242 | &Instance->IdeRegisters[Channel],\r | |
2243 | &AtaCommandBlock,\r | |
2244 | AtaStatusBlock,\r | |
1aff716a | 2245 | ATA_ATAPI_TIMEOUT,\r |
490b5ea1 | 2246 | NULL\r |
a41b5272 | 2247 | );\r |
2248 | \r | |
2249 | return Status;\r | |
2250 | }\r | |
2251 | \r | |
12873d57 | 2252 | /**\r |
2253 | Send SMART Return Status command to check if the execution of SMART cmd is successful or not.\r | |
2254 | \r | |
2255 | @param Instance A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data structure.\r | |
2256 | @param Channel The channel number of device.\r | |
2257 | @param Device The device number of device.\r | |
2258 | @param AtaStatusBlock A pointer to EFI_ATA_STATUS_BLOCK data structure.\r | |
2259 | \r | |
2260 | @retval EFI_SUCCESS Successfully get the return status of S.M.A.R.T command execution.\r | |
2261 | @retval Others Fail to get return status data.\r | |
2262 | \r | |
2263 | **/\r | |
2264 | EFI_STATUS\r | |
2265 | EFIAPI\r | |
2266 | IdeAtaSmartReturnStatusCheck (\r | |
2267 | IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance,\r | |
2268 | IN UINT8 Channel,\r | |
2269 | IN UINT8 Device,\r | |
2270 | IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock\r | |
2271 | )\r | |
2272 | {\r | |
2273 | EFI_STATUS Status;\r | |
2274 | EFI_ATA_COMMAND_BLOCK AtaCommandBlock;\r | |
2275 | UINT8 LBAMid;\r | |
2276 | UINT8 LBAHigh;\r | |
2277 | \r | |
2278 | ZeroMem (&AtaCommandBlock, sizeof (EFI_ATA_COMMAND_BLOCK));\r | |
2279 | \r | |
2280 | AtaCommandBlock.AtaCommand = ATA_CMD_SMART;\r | |
2281 | AtaCommandBlock.AtaFeatures = ATA_SMART_RETURN_STATUS;\r | |
2282 | AtaCommandBlock.AtaCylinderLow = ATA_CONSTANT_4F;\r | |
2283 | AtaCommandBlock.AtaCylinderHigh = ATA_CONSTANT_C2;\r | |
2284 | AtaCommandBlock.AtaDeviceHead = (UINT8) ((Device << 0x4) | 0xe0);\r | |
2285 | \r | |
2286 | //\r | |
2287 | // Send S.M.A.R.T Read Return Status command to device\r | |
2288 | //\r | |
2289 | Status = AtaNonDataCommandIn (\r | |
2290 | Instance->PciIo,\r | |
2291 | &Instance->IdeRegisters[Channel],\r | |
2292 | &AtaCommandBlock,\r | |
2293 | AtaStatusBlock,\r | |
490b5ea1 | 2294 | ATA_ATAPI_TIMEOUT,\r |
2295 | NULL\r | |
12873d57 | 2296 | );\r |
2297 | \r | |
2298 | if (EFI_ERROR (Status)) {\r | |
cffd2171 EL |
2299 | REPORT_STATUS_CODE (\r |
2300 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
2301 | (EFI_IO_BUS_ATA_ATAPI | EFI_IOB_ATA_BUS_SMART_DISABLED)\r | |
2302 | );\r | |
12873d57 | 2303 | return EFI_DEVICE_ERROR;\r |
2304 | }\r | |
2305 | \r | |
cffd2171 EL |
2306 | REPORT_STATUS_CODE (\r |
2307 | EFI_PROGRESS_CODE,\r | |
2308 | (EFI_IO_BUS_ATA_ATAPI | EFI_IOB_ATA_BUS_SMART_ENABLE)\r | |
2309 | );\r | |
2310 | \r | |
12873d57 | 2311 | LBAMid = IdeReadPortB (Instance->PciIo, Instance->IdeRegisters[Channel].CylinderLsb);\r |
2312 | LBAHigh = IdeReadPortB (Instance->PciIo, Instance->IdeRegisters[Channel].CylinderMsb);\r | |
2313 | \r | |
2314 | if ((LBAMid == 0x4f) && (LBAHigh == 0xc2)) {\r | |
2315 | //\r | |
2316 | // The threshold exceeded condition is not detected by the device\r | |
2317 | //\r | |
2318 | DEBUG ((EFI_D_INFO, "The S.M.A.R.T threshold exceeded condition is not detected\n"));\r | |
cffd2171 EL |
2319 | REPORT_STATUS_CODE (\r |
2320 | EFI_PROGRESS_CODE,\r | |
2321 | (EFI_IO_BUS_ATA_ATAPI | EFI_IOB_ATA_BUS_SMART_UNDERTHRESHOLD)\r | |
2322 | );\r | |
12873d57 | 2323 | } else if ((LBAMid == 0xf4) && (LBAHigh == 0x2c)) {\r |
2324 | //\r | |
2325 | // The threshold exceeded condition is detected by the device\r | |
2326 | //\r | |
2327 | DEBUG ((EFI_D_INFO, "The S.M.A.R.T threshold exceeded condition is detected\n"));\r | |
cffd2171 EL |
2328 | REPORT_STATUS_CODE (\r |
2329 | EFI_PROGRESS_CODE,\r | |
2330 | (EFI_IO_BUS_ATA_ATAPI | EFI_IOB_ATA_BUS_SMART_OVERTHRESHOLD)\r | |
2331 | );\r | |
12873d57 | 2332 | }\r |
2333 | \r | |
2334 | return EFI_SUCCESS;\r | |
2335 | }\r | |
2336 | \r | |
2337 | /**\r | |
2338 | Enable SMART command of the disk if supported.\r | |
2339 | \r | |
2340 | @param Instance A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data structure.\r | |
2341 | @param Channel The channel number of device.\r | |
2342 | @param Device The device number of device.\r | |
2343 | @param IdentifyData A pointer to data buffer which is used to contain IDENTIFY data.\r | |
2344 | @param AtaStatusBlock A pointer to EFI_ATA_STATUS_BLOCK data structure.\r | |
2345 | \r | |
2346 | **/\r | |
2347 | VOID\r | |
2348 | EFIAPI\r | |
2349 | IdeAtaSmartSupport (\r | |
2350 | IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance,\r | |
2351 | IN UINT8 Channel,\r | |
2352 | IN UINT8 Device,\r | |
2353 | IN EFI_IDENTIFY_DATA *IdentifyData,\r | |
2354 | IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock\r | |
2355 | )\r | |
2356 | {\r | |
2357 | EFI_STATUS Status;\r | |
2358 | EFI_ATA_COMMAND_BLOCK AtaCommandBlock;\r | |
2359 | \r | |
2360 | //\r | |
2361 | // Detect if the device supports S.M.A.R.T.\r | |
2362 | //\r | |
2363 | if ((IdentifyData->AtaData.command_set_supported_82 & 0x0001) != 0x0001) {\r | |
2364 | //\r | |
2365 | // S.M.A.R.T is not supported by the device\r | |
2366 | //\r | |
1aff716a | 2367 | DEBUG ((EFI_D_INFO, "S.M.A.R.T feature is not supported at [%a] channel [%a] device!\n",\r |
12873d57 | 2368 | (Channel == 1) ? "secondary" : "primary", (Device == 1) ? "slave" : "master"));\r |
cffd2171 EL |
2369 | REPORT_STATUS_CODE (\r |
2370 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
2371 | (EFI_IO_BUS_ATA_ATAPI | EFI_IOB_ATA_BUS_SMART_NOTSUPPORTED)\r | |
2372 | );\r | |
12873d57 | 2373 | } else {\r |
2374 | //\r | |
2375 | // Check if the feature is enabled. If not, then enable S.M.A.R.T.\r | |
2376 | //\r | |
2377 | if ((IdentifyData->AtaData.command_set_feature_enb_85 & 0x0001) != 0x0001) {\r | |
2378 | \r | |
cffd2171 EL |
2379 | REPORT_STATUS_CODE (\r |
2380 | EFI_PROGRESS_CODE,\r | |
2381 | (EFI_IO_BUS_ATA_ATAPI | EFI_IOB_ATA_BUS_SMART_DISABLE)\r | |
2382 | );\r | |
2383 | \r | |
12873d57 | 2384 | ZeroMem (&AtaCommandBlock, sizeof (EFI_ATA_COMMAND_BLOCK));\r |
2385 | \r | |
2386 | AtaCommandBlock.AtaCommand = ATA_CMD_SMART;\r | |
2387 | AtaCommandBlock.AtaFeatures = ATA_SMART_ENABLE_OPERATION;\r | |
2388 | AtaCommandBlock.AtaCylinderLow = ATA_CONSTANT_4F;\r | |
2389 | AtaCommandBlock.AtaCylinderHigh = ATA_CONSTANT_C2;\r | |
2390 | AtaCommandBlock.AtaDeviceHead = (UINT8) ((Device << 0x4) | 0xe0);\r | |
2391 | \r | |
2392 | //\r | |
2393 | // Send S.M.A.R.T Enable command to device\r | |
2394 | //\r | |
2395 | Status = AtaNonDataCommandIn (\r | |
2396 | Instance->PciIo,\r | |
2397 | &Instance->IdeRegisters[Channel],\r | |
2398 | &AtaCommandBlock,\r | |
2399 | AtaStatusBlock,\r | |
490b5ea1 | 2400 | ATA_ATAPI_TIMEOUT,\r |
2401 | NULL\r | |
12873d57 | 2402 | );\r |
2403 | \r | |
2404 | if (!EFI_ERROR (Status)) {\r | |
2405 | //\r | |
2406 | // Send S.M.A.R.T AutoSave command to device\r | |
2407 | //\r | |
2408 | ZeroMem (&AtaCommandBlock, sizeof (EFI_ATA_COMMAND_BLOCK));\r | |
2409 | \r | |
2410 | AtaCommandBlock.AtaCommand = ATA_CMD_SMART;\r | |
2411 | AtaCommandBlock.AtaFeatures = 0xD2;\r | |
2412 | AtaCommandBlock.AtaSectorCount = 0xF1;\r | |
2413 | AtaCommandBlock.AtaCylinderLow = ATA_CONSTANT_4F;\r | |
2414 | AtaCommandBlock.AtaCylinderHigh = ATA_CONSTANT_C2;\r | |
2415 | AtaCommandBlock.AtaDeviceHead = (UINT8) ((Device << 0x4) | 0xe0);\r | |
2416 | \r | |
2417 | Status = AtaNonDataCommandIn (\r | |
2418 | Instance->PciIo,\r | |
2419 | &Instance->IdeRegisters[Channel],\r | |
2420 | &AtaCommandBlock,\r | |
2421 | AtaStatusBlock,\r | |
490b5ea1 | 2422 | ATA_ATAPI_TIMEOUT,\r |
2423 | NULL\r | |
12873d57 | 2424 | );\r |
2425 | if (!EFI_ERROR (Status)) {\r | |
2426 | Status = IdeAtaSmartReturnStatusCheck (\r | |
2427 | Instance,\r | |
2428 | Channel,\r | |
2429 | Device,\r | |
2430 | AtaStatusBlock\r | |
2431 | );\r | |
2432 | }\r | |
2433 | }\r | |
2434 | }\r | |
2435 | \r | |
1aff716a | 2436 | DEBUG ((EFI_D_INFO, "Enabled S.M.A.R.T feature at [%a] channel [%a] device!\n",\r |
12873d57 | 2437 | (Channel == 1) ? "secondary" : "primary", (Device == 1) ? "slave" : "master"));\r |
2438 | \r | |
2439 | }\r | |
2440 | \r | |
2441 | return ;\r | |
2442 | }\r | |
2443 | \r | |
490b5ea1 | 2444 | \r |
a41b5272 | 2445 | /**\r |
2446 | Sends out an ATA Identify Command to the specified device.\r | |
2447 | \r | |
2448 | This function is called by DiscoverIdeDevice() during its device\r | |
2449 | identification. It sends out the ATA Identify Command to the\r | |
2450 | specified device. Only ATA device responses to this command. If\r | |
2451 | the command succeeds, it returns the Identify data structure which\r | |
2452 | contains information about the device. This function extracts the\r | |
2453 | information it needs to fill the IDE_BLK_IO_DEV data structure,\r | |
2454 | including device type, media block size, media capacity, and etc.\r | |
2455 | \r | |
2456 | @param Instance A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data structure.\r | |
2457 | @param Channel The channel number of device.\r | |
2458 | @param Device The device number of device.\r | |
2459 | @param Buffer A pointer to data buffer which is used to contain IDENTIFY data.\r | |
2460 | @param AtaStatusBlock A pointer to EFI_ATA_STATUS_BLOCK data structure.\r | |
2461 | \r | |
2462 | @retval EFI_SUCCESS Identify ATA device successfully.\r | |
2463 | @retval EFI_DEVICE_ERROR ATA Identify Device Command failed or device is not ATA device.\r | |
2464 | @retval EFI_OUT_OF_RESOURCES Allocate memory failed.\r | |
490b5ea1 | 2465 | \r |
a41b5272 | 2466 | **/\r |
2467 | EFI_STATUS\r | |
2468 | EFIAPI\r | |
2469 | AtaIdentify (\r | |
2470 | IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance,\r | |
2471 | IN UINT8 Channel,\r | |
2472 | IN UINT8 Device,\r | |
2473 | IN OUT EFI_IDENTIFY_DATA *Buffer,\r | |
2474 | IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock\r | |
2475 | )\r | |
2476 | {\r | |
2477 | EFI_STATUS Status;\r | |
490b5ea1 | 2478 | EFI_ATA_COMMAND_BLOCK AtaCommandBlock;\r |
a41b5272 | 2479 | \r |
2480 | ZeroMem (&AtaCommandBlock, sizeof (EFI_ATA_COMMAND_BLOCK));\r | |
490b5ea1 | 2481 | \r |
a41b5272 | 2482 | AtaCommandBlock.AtaCommand = ATA_CMD_IDENTIFY_DRIVE;\r |
2483 | AtaCommandBlock.AtaDeviceHead = (UINT8)(Device << 0x4);\r | |
2484 | \r | |
2485 | Status = AtaPioDataInOut (\r | |
2486 | Instance->PciIo,\r | |
2487 | &Instance->IdeRegisters[Channel],\r | |
2488 | Buffer,\r | |
2489 | sizeof (EFI_IDENTIFY_DATA),\r | |
2490 | TRUE,\r | |
2491 | &AtaCommandBlock,\r | |
2492 | AtaStatusBlock,\r | |
490b5ea1 | 2493 | ATA_ATAPI_TIMEOUT,\r |
2494 | NULL\r | |
a41b5272 | 2495 | );\r |
2496 | \r | |
2497 | return Status;\r | |
2498 | }\r | |
2499 | \r | |
2500 | /**\r | |
2501 | This function is called by DiscoverIdeDevice() during its device\r | |
2502 | identification.\r | |
2503 | Its main purpose is to get enough information for the device media\r | |
2504 | to fill in the Media data structure of the Block I/O Protocol interface.\r | |
2505 | \r | |
2506 | There are 5 steps to reach such objective:\r | |
1aff716a | 2507 | 1. Sends out the ATAPI Identify Command to the specified device.\r |
a41b5272 | 2508 | Only ATAPI device responses to this command. If the command succeeds,\r |
1aff716a | 2509 | it returns the Identify data structure which filled with information\r |
2510 | about the device. Since the ATAPI device contains removable media,\r | |
a41b5272 | 2511 | the only meaningful information is the device module name.\r |
2512 | 2. Sends out ATAPI Inquiry Packet Command to the specified device.\r | |
2513 | This command will return inquiry data of the device, which contains\r | |
2514 | the device type information.\r | |
2515 | 3. Allocate sense data space for future use. We don't detect the media\r | |
1aff716a | 2516 | presence here to improvement boot performance, especially when CD\r |
a41b5272 | 2517 | media is present. The media detection will be performed just before\r |
2518 | each BLK_IO read/write\r | |
1aff716a | 2519 | \r |
a41b5272 | 2520 | @param Instance A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data structure.\r |
2521 | @param Channel The channel number of device.\r | |
2522 | @param Device The device number of device.\r | |
2523 | @param Buffer A pointer to data buffer which is used to contain IDENTIFY data.\r | |
2524 | @param AtaStatusBlock A pointer to EFI_ATA_STATUS_BLOCK data structure.\r | |
2525 | \r | |
2526 | @retval EFI_SUCCESS Identify ATAPI device successfully.\r | |
2527 | @retval EFI_DEVICE_ERROR ATA Identify Packet Device Command failed or device type\r | |
2528 | is not supported by this IDE driver.\r | |
2529 | @retval EFI_OUT_OF_RESOURCES Allocate memory failed.\r | |
2530 | \r | |
2531 | **/\r | |
2532 | EFI_STATUS\r | |
2533 | EFIAPI\r | |
2534 | AtaIdentifyPacket (\r | |
2535 | IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance,\r | |
2536 | IN UINT8 Channel,\r | |
2537 | IN UINT8 Device,\r | |
2538 | IN OUT EFI_IDENTIFY_DATA *Buffer,\r | |
2539 | IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock\r | |
2540 | )\r | |
2541 | {\r | |
2542 | EFI_STATUS Status;\r | |
2543 | EFI_ATA_COMMAND_BLOCK AtaCommandBlock;\r | |
2544 | \r | |
2545 | ZeroMem (&AtaCommandBlock, sizeof (EFI_ATA_COMMAND_BLOCK));\r | |
1aff716a | 2546 | \r |
a41b5272 | 2547 | AtaCommandBlock.AtaCommand = ATA_CMD_IDENTIFY_DEVICE;\r |
2548 | AtaCommandBlock.AtaDeviceHead = (UINT8)(Device << 0x4);\r | |
2549 | \r | |
2550 | //\r | |
2551 | // Send ATAPI Identify Command to get IDENTIFY data.\r | |
2552 | //\r | |
2553 | Status = AtaPioDataInOut (\r | |
2554 | Instance->PciIo,\r | |
2555 | &Instance->IdeRegisters[Channel],\r | |
2556 | (VOID *) Buffer,\r | |
2557 | sizeof (EFI_IDENTIFY_DATA),\r | |
2558 | TRUE,\r | |
2559 | &AtaCommandBlock,\r | |
2560 | AtaStatusBlock,\r | |
490b5ea1 | 2561 | ATA_ATAPI_TIMEOUT,\r |
2562 | NULL\r | |
a41b5272 | 2563 | );\r |
2564 | \r | |
2565 | return Status;\r | |
2566 | }\r | |
2567 | \r | |
2568 | \r | |
2569 | /**\r | |
2570 | This function is used for detect whether the IDE device exists in the\r | |
2571 | specified Channel as the specified Device Number.\r | |
2572 | \r | |
2573 | There is two IDE channels: one is Primary Channel, the other is\r | |
2574 | Secondary Channel.(Channel is the logical name for the physical "Cable".)\r | |
2575 | Different channel has different register group.\r | |
2576 | \r | |
2577 | On each IDE channel, at most two IDE devices attach,\r | |
2578 | one is called Device 0 (Master device), the other is called Device 1\r | |
2579 | (Slave device). The devices on the same channel co-use the same register\r | |
2580 | group, so before sending out a command for a specified device via command\r | |
2581 | register, it is a must to select the current device to accept the command\r | |
2582 | by set the device number in the Head/Device Register.\r | |
2583 | \r | |
2584 | @param Instance A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data structure.\r | |
2585 | @param IdeChannel The channel number of device.\r | |
2586 | \r | |
2587 | @retval EFI_SUCCESS successfully detects device.\r | |
2588 | @retval other any failure during detection process will return this value.\r | |
2589 | \r | |
2590 | **/\r | |
2591 | EFI_STATUS\r | |
2592 | EFIAPI\r | |
2593 | DetectAndConfigIdeDevice (\r | |
2594 | IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance,\r | |
2595 | IN UINT8 IdeChannel\r | |
2596 | )\r | |
2597 | {\r | |
2598 | EFI_STATUS Status;\r | |
2599 | UINT8 SectorCountReg;\r | |
2600 | UINT8 LBALowReg;\r | |
2601 | UINT8 LBAMidReg;\r | |
2602 | UINT8 LBAHighReg;\r | |
2603 | EFI_ATA_DEVICE_TYPE DeviceType;\r | |
aca84419 | 2604 | UINT8 IdeDevice;\r |
a41b5272 | 2605 | EFI_IDE_REGISTERS *IdeRegisters;\r |
2606 | EFI_IDENTIFY_DATA Buffer;\r | |
2607 | \r | |
2608 | EFI_IDE_CONTROLLER_INIT_PROTOCOL *IdeInit;\r | |
2609 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
2610 | \r | |
2611 | EFI_ATA_COLLECTIVE_MODE *SupportedModes;\r | |
2612 | EFI_ATA_TRANSFER_MODE TransferMode;\r | |
2613 | EFI_ATA_DRIVE_PARMS DriveParameters;\r | |
2614 | \r | |
2615 | IdeRegisters = &Instance->IdeRegisters[IdeChannel];\r | |
2616 | IdeInit = Instance->IdeControllerInit;\r | |
2617 | PciIo = Instance->PciIo;\r | |
2618 | \r | |
490b5ea1 | 2619 | for (IdeDevice = 0; IdeDevice < EfiIdeMaxDevice; IdeDevice++) {\r |
a41b5272 | 2620 | //\r |
2621 | // Send ATA Device Execut Diagnostic command.\r | |
2622 | // This command should work no matter DRDY is ready or not\r | |
2623 | //\r | |
2624 | IdeWritePortB (PciIo, IdeRegisters->CmdOrStatus, ATA_CMD_EXEC_DRIVE_DIAG);\r | |
1aff716a | 2625 | \r |
a41b5272 | 2626 | Status = WaitForBSYClear (PciIo, IdeRegisters, 350000000);\r |
2627 | if (EFI_ERROR (Status)) {\r | |
2628 | DEBUG((EFI_D_ERROR, "New detecting method: Send Execute Diagnostic Command: WaitForBSYClear: Status: %d\n", Status));\r | |
2629 | continue;\r | |
2630 | }\r | |
2631 | \r | |
2632 | //\r | |
2633 | // Select Master or Slave device to get the return signature for ATA DEVICE DIAGNOSTIC cmd.\r | |
2634 | //\r | |
2635 | IdeWritePortB (PciIo, IdeRegisters->Head, (UINT8)((IdeDevice << 4) | 0xe0));\r | |
2636 | //\r | |
2637 | // Stall for 1 milliseconds.\r | |
2638 | //\r | |
2639 | MicroSecondDelay (1000);\r | |
2640 | \r | |
2641 | SectorCountReg = IdeReadPortB (PciIo, IdeRegisters->SectorCount);\r | |
2642 | LBALowReg = IdeReadPortB (PciIo, IdeRegisters->SectorNumber);\r | |
2643 | LBAMidReg = IdeReadPortB (PciIo, IdeRegisters->CylinderLsb);\r | |
2644 | LBAHighReg = IdeReadPortB (PciIo, IdeRegisters->CylinderMsb);\r | |
2645 | \r | |
2646 | //\r | |
2647 | // Refer to ATA/ATAPI 4 Spec, section 9.1\r | |
2648 | //\r | |
2649 | if ((SectorCountReg == 0x1) && (LBALowReg == 0x1) && (LBAMidReg == 0x0) && (LBAHighReg == 0x0)) {\r | |
2650 | DeviceType = EfiIdeHarddisk;\r | |
2651 | } else if ((LBAMidReg == 0x14) && (LBAHighReg == 0xeb)) {\r | |
2652 | DeviceType = EfiIdeCdrom;\r | |
2653 | } else {\r | |
2654 | continue;\r | |
2655 | }\r | |
2656 | \r | |
2657 | //\r | |
2658 | // Send IDENTIFY cmd to the device to test if it is really attached.\r | |
2659 | //\r | |
2660 | if (DeviceType == EfiIdeHarddisk) {\r | |
2661 | Status = AtaIdentify (Instance, IdeChannel, IdeDevice, &Buffer, NULL);\r | |
2662 | //\r | |
2663 | // if identifying ata device is failure, then try to send identify packet cmd.\r | |
2664 | //\r | |
2665 | if (EFI_ERROR (Status)) {\r | |
3d0a2385 | 2666 | REPORT_STATUS_CODE (EFI_PROGRESS_CODE, (EFI_PERIPHERAL_FIXED_MEDIA | EFI_P_EC_NOT_DETECTED));\r |
2667 | \r | |
a41b5272 | 2668 | DeviceType = EfiIdeCdrom;\r |
2669 | Status = AtaIdentifyPacket (Instance, IdeChannel, IdeDevice, &Buffer, NULL);\r | |
2670 | }\r | |
2671 | } else {\r | |
2672 | Status = AtaIdentifyPacket (Instance, IdeChannel, IdeDevice, &Buffer, NULL);\r | |
2673 | //\r | |
2674 | // if identifying atapi device is failure, then try to send identify cmd.\r | |
2675 | //\r | |
2676 | if (EFI_ERROR (Status)) {\r | |
2677 | DeviceType = EfiIdeHarddisk;\r | |
2678 | Status = AtaIdentify (Instance, IdeChannel, IdeDevice, &Buffer, NULL);\r | |
490b5ea1 | 2679 | }\r |
a41b5272 | 2680 | }\r |
2681 | \r | |
2682 | if (EFI_ERROR (Status)) {\r | |
2683 | //\r | |
2684 | // No device is found at this port\r | |
2685 | //\r | |
2686 | continue;\r | |
490b5ea1 | 2687 | }\r |
2688 | \r | |
1aff716a | 2689 | DEBUG ((EFI_D_INFO, "[%a] channel [%a] [%a] device\n",\r |
a41b5272 | 2690 | (IdeChannel == 1) ? "secondary" : "primary ", (IdeDevice == 1) ? "slave " : "master",\r |
2691 | DeviceType == EfiIdeCdrom ? "cdrom " : "harddisk"));\r | |
12873d57 | 2692 | //\r |
2693 | // If the device is a hard disk, then try to enable S.M.A.R.T feature\r | |
2694 | //\r | |
fc80ee69 | 2695 | if ((DeviceType == EfiIdeHarddisk) && PcdGetBool (PcdAtaSmartEnable)) {\r |
12873d57 | 2696 | IdeAtaSmartSupport (\r |
2697 | Instance,\r | |
2698 | IdeChannel,\r | |
2699 | IdeDevice,\r | |
2700 | &Buffer,\r | |
2701 | NULL\r | |
2702 | );\r | |
2703 | }\r | |
2704 | \r | |
a41b5272 | 2705 | //\r |
2706 | // Submit identify data to IDE controller init driver\r | |
2707 | //\r | |
2708 | IdeInit->SubmitData (IdeInit, IdeChannel, IdeDevice, &Buffer);\r | |
2709 | \r | |
2710 | //\r | |
2711 | // Now start to config ide device parameter and transfer mode.\r | |
2712 | //\r | |
2713 | Status = IdeInit->CalculateMode (\r | |
2714 | IdeInit,\r | |
2715 | IdeChannel,\r | |
2716 | IdeDevice,\r | |
2717 | &SupportedModes\r | |
2718 | );\r | |
2719 | if (EFI_ERROR (Status)) {\r | |
2720 | DEBUG ((EFI_D_ERROR, "Calculate Mode Fail, Status = %r\n", Status));\r | |
2721 | continue;\r | |
2722 | }\r | |
2723 | \r | |
2724 | //\r | |
2725 | // Set best supported PIO mode on this IDE device\r | |
2726 | //\r | |
2727 | if (SupportedModes->PioMode.Mode <= EfiAtaPioMode2) {\r | |
2728 | TransferMode.ModeCategory = EFI_ATA_MODE_DEFAULT_PIO;\r | |
2729 | } else {\r | |
2730 | TransferMode.ModeCategory = EFI_ATA_MODE_FLOW_PIO;\r | |
2731 | }\r | |
2732 | \r | |
2733 | TransferMode.ModeNumber = (UINT8) (SupportedModes->PioMode.Mode);\r | |
2734 | \r | |
2735 | if (SupportedModes->ExtModeCount == 0){\r | |
2736 | Status = SetDeviceTransferMode (Instance, IdeChannel, IdeDevice, &TransferMode, NULL);\r | |
2737 | \r | |
2738 | if (EFI_ERROR (Status)) {\r | |
2739 | DEBUG ((EFI_D_ERROR, "Set transfer Mode Fail, Status = %r\n", Status));\r | |
2740 | continue;\r | |
2741 | }\r | |
2742 | }\r | |
490b5ea1 | 2743 | \r |
a41b5272 | 2744 | //\r |
2745 | // Set supported DMA mode on this IDE device. Note that UDMA & MDMA cann't\r | |
2746 | // be set together. Only one DMA mode can be set to a device. If setting\r | |
2747 | // DMA mode operation fails, we can continue moving on because we only use\r | |
2748 | // PIO mode at boot time. DMA modes are used by certain kind of OS booting\r | |
2749 | //\r | |
2750 | if (SupportedModes->UdmaMode.Valid) {\r | |
2751 | TransferMode.ModeCategory = EFI_ATA_MODE_UDMA;\r | |
2752 | TransferMode.ModeNumber = (UINT8) (SupportedModes->UdmaMode.Mode);\r | |
2753 | Status = SetDeviceTransferMode (Instance, IdeChannel, IdeDevice, &TransferMode, NULL);\r | |
490b5ea1 | 2754 | \r |
a41b5272 | 2755 | if (EFI_ERROR (Status)) {\r |
2756 | DEBUG ((EFI_D_ERROR, "Set transfer Mode Fail, Status = %r\n", Status));\r | |
2757 | continue;\r | |
2758 | }\r | |
2759 | } else if (SupportedModes->MultiWordDmaMode.Valid) {\r | |
2760 | TransferMode.ModeCategory = EFI_ATA_MODE_MDMA;\r | |
2761 | TransferMode.ModeNumber = (UINT8) SupportedModes->MultiWordDmaMode.Mode;\r | |
2762 | Status = SetDeviceTransferMode (Instance, IdeChannel, IdeDevice, &TransferMode, NULL);\r | |
490b5ea1 | 2763 | \r |
a41b5272 | 2764 | if (EFI_ERROR (Status)) {\r |
2765 | DEBUG ((EFI_D_ERROR, "Set transfer Mode Fail, Status = %r\n", Status));\r | |
2766 | continue;\r | |
2767 | }\r | |
2768 | }\r | |
490b5ea1 | 2769 | \r |
a41b5272 | 2770 | //\r |
2771 | // Set Parameters for the device:\r | |
2772 | // 1) Init\r | |
2773 | // 2) Establish the block count for READ/WRITE MULTIPLE (EXT) command\r | |
2774 | //\r | |
2775 | if (DeviceType == EfiIdeHarddisk) {\r | |
2776 | //\r | |
2777 | // Init driver parameters\r | |
2778 | //\r | |
2779 | DriveParameters.Sector = (UINT8) ((ATA5_IDENTIFY_DATA *)(&Buffer.AtaData))->sectors_per_track;\r | |
aca84419 | 2780 | DriveParameters.Heads = (UINT8) (((ATA5_IDENTIFY_DATA *)(&Buffer.AtaData))->heads - 1);\r |
a41b5272 | 2781 | DriveParameters.MultipleSector = (UINT8) ((ATA5_IDENTIFY_DATA *)(&Buffer.AtaData))->multi_sector_cmd_max_sct_cnt;\r |
490b5ea1 | 2782 | \r |
a41b5272 | 2783 | Status = SetDriveParameters (Instance, IdeChannel, IdeDevice, &DriveParameters, NULL);\r |
2784 | }\r | |
490b5ea1 | 2785 | \r |
a41b5272 | 2786 | //\r |
2787 | // Set IDE controller Timing Blocks in the PCI Configuration Space\r | |
2788 | //\r | |
2789 | IdeInit->SetTiming (IdeInit, IdeChannel, IdeDevice, SupportedModes);\r | |
2790 | \r | |
2791 | //\r | |
2792 | // IDE controller and IDE device timing is configured successfully.\r | |
2793 | // Now insert the device into device list.\r | |
2794 | //\r | |
2795 | Status = CreateNewDeviceInfo (Instance, IdeChannel, IdeDevice, DeviceType, &Buffer);\r | |
2796 | if (EFI_ERROR (Status)) {\r | |
2797 | continue;\r | |
2798 | }\r | |
3d0a2385 | 2799 | \r |
2800 | if (DeviceType == EfiIdeHarddisk) {\r | |
2801 | REPORT_STATUS_CODE (EFI_PROGRESS_CODE, (EFI_PERIPHERAL_FIXED_MEDIA | EFI_P_PC_ENABLE));\r | |
2802 | }\r | |
a41b5272 | 2803 | }\r |
2804 | return EFI_SUCCESS;\r | |
2805 | }\r | |
2806 | \r | |
2807 | \r | |
2808 | /**\r | |
2809 | Initialize ATA host controller at IDE mode.\r | |
1aff716a | 2810 | \r |
2811 | The function is designed to initialize ATA host controller.\r | |
2812 | \r | |
a41b5272 | 2813 | @param[in] Instance A pointer to the ATA_ATAPI_PASS_THRU_INSTANCE instance.\r |
2814 | \r | |
2815 | **/\r | |
2816 | EFI_STATUS\r | |
2817 | EFIAPI\r | |
2818 | IdeModeInitialization (\r | |
2819 | IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance\r | |
2820 | )\r | |
2821 | {\r | |
a41b5272 | 2822 | EFI_STATUS Status;\r |
2823 | EFI_IDE_CONTROLLER_INIT_PROTOCOL *IdeInit;\r | |
2824 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
2825 | UINT8 Channel;\r | |
2826 | UINT8 IdeChannel;\r | |
2827 | BOOLEAN ChannelEnabled;\r | |
2828 | UINT8 MaxDevices;\r | |
2829 | \r | |
2830 | IdeInit = Instance->IdeControllerInit;\r | |
2831 | PciIo = Instance->PciIo;\r | |
a41b5272 | 2832 | Channel = IdeInit->ChannelCount;\r |
2833 | \r | |
2834 | //\r | |
2835 | // Obtain IDE IO port registers' base addresses\r | |
2836 | //\r | |
2837 | Status = GetIdeRegisterIoAddr (PciIo, Instance->IdeRegisters);\r | |
2838 | if (EFI_ERROR (Status)) {\r | |
2839 | goto ErrorExit;\r | |
2840 | }\r | |
2841 | \r | |
2842 | for (IdeChannel = 0; IdeChannel < Channel; IdeChannel++) {\r | |
2843 | IdeInit->NotifyPhase (IdeInit, EfiIdeBeforeChannelEnumeration, IdeChannel);\r | |
2844 | \r | |
2845 | //\r | |
2846 | // now obtain channel information fron IdeControllerInit protocol.\r | |
2847 | //\r | |
2848 | Status = IdeInit->GetChannelInfo (\r | |
2849 | IdeInit,\r | |
2850 | IdeChannel,\r | |
2851 | &ChannelEnabled,\r | |
2852 | &MaxDevices\r | |
2853 | );\r | |
2854 | if (EFI_ERROR (Status)) {\r | |
2855 | DEBUG ((EFI_D_ERROR, "[GetChannel, Status=%x]", Status));\r | |
2856 | continue;\r | |
2857 | }\r | |
2858 | \r | |
2859 | if (!ChannelEnabled) {\r | |
2860 | continue;\r | |
2861 | }\r | |
2862 | \r | |
2863 | ASSERT (MaxDevices <= 2);\r | |
2864 | //\r | |
2865 | // Now inform the IDE Controller Init Module.\r | |
2866 | //\r | |
2867 | IdeInit->NotifyPhase (IdeInit, EfiIdeBeforeChannelReset, IdeChannel);\r | |
2868 | \r | |
2869 | //\r | |
2870 | // No reset channel function implemented.\r | |
2871 | //\r | |
2872 | IdeInit->NotifyPhase (IdeInit, EfiIdeAfterChannelReset, IdeChannel);\r | |
2873 | \r | |
2874 | //\r | |
2875 | // Now inform the IDE Controller Init Module.\r | |
2876 | //\r | |
2877 | IdeInit->NotifyPhase (IdeInit, EfiIdeBusBeforeDevicePresenceDetection, IdeChannel);\r | |
2878 | \r | |
2879 | //\r | |
2880 | // Detect all attached ATA devices and set the transfer mode for each device.\r | |
2881 | //\r | |
2882 | DetectAndConfigIdeDevice (Instance, IdeChannel);\r | |
2883 | }\r | |
2884 | \r | |
2885 | //\r | |
2886 | // All configurations done! Notify IdeController to do post initialization\r | |
2887 | // work such as saving IDE controller PCI settings for S3 resume\r | |
2888 | //\r | |
2889 | IdeInit->NotifyPhase (IdeInit, EfiIdeBusPhaseMaximum, 0);\r | |
2890 | \r | |
2891 | ErrorExit:\r | |
2892 | return Status;\r | |
2893 | }\r | |
2894 | \r |