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feec20b2 NL |
1 | /** @file\r |
2 | \r | |
3 | This driver produces Extended SCSI Pass Thru Protocol instances for\r | |
4 | LSI Fusion MPT SCSI devices.\r | |
5 | \r | |
6 | Copyright (C) 2020, Oracle and/or its affiliates.\r | |
7 | \r | |
8 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
9 | \r | |
10 | **/\r | |
11 | \r | |
f4707442 NL |
12 | #include <IndustryStandard/FusionMptScsi.h>\r |
13 | #include <IndustryStandard/Pci.h>\r | |
093cceaf | 14 | #include <Library/BaseMemoryLib.h>\r |
a53e5b41 NL |
15 | #include <Library/DebugLib.h>\r |
16 | #include <Library/MemoryAllocationLib.h>\r | |
093cceaf | 17 | #include <Library/PcdLib.h>\r |
f4707442 | 18 | #include <Library/UefiBootServicesTableLib.h>\r |
ad8f2d6b | 19 | #include <Library/UefiLib.h>\r |
f4707442 | 20 | #include <Protocol/PciIo.h>\r |
a53e5b41 | 21 | #include <Protocol/ScsiPassThruExt.h>\r |
feec20b2 NL |
22 | #include <Uefi/UefiSpec.h>\r |
23 | \r | |
ad8f2d6b NL |
24 | //\r |
25 | // Higher versions will be used before lower, 0x10-0xffffffef is the version\r | |
26 | // range for IVH (Indie Hardware Vendors)\r | |
27 | //\r | |
28 | #define MPT_SCSI_BINDING_VERSION 0x10\r | |
29 | \r | |
a53e5b41 NL |
30 | //\r |
31 | // Runtime Structures\r | |
32 | //\r | |
33 | \r | |
34 | #define MPT_SCSI_DEV_SIGNATURE SIGNATURE_32 ('M','P','T','S')\r | |
35 | typedef struct {\r | |
36 | UINT32 Signature;\r | |
37 | EFI_EXT_SCSI_PASS_THRU_PROTOCOL PassThru;\r | |
38 | EFI_EXT_SCSI_PASS_THRU_MODE PassThruMode;\r | |
093cceaf | 39 | UINT8 MaxTarget;\r |
da8c0b8f | 40 | EFI_PCI_IO_PROTOCOL *PciIo;\r |
ecdbdba6 | 41 | UINT64 OriginalPciAttributes;\r |
a53e5b41 NL |
42 | } MPT_SCSI_DEV;\r |
43 | \r | |
44 | #define MPT_SCSI_FROM_PASS_THRU(PassThruPtr) \\r | |
45 | CR (PassThruPtr, MPT_SCSI_DEV, PassThru, MPT_SCSI_DEV_SIGNATURE)\r | |
46 | \r | |
81cada98 NL |
47 | //\r |
48 | // Hardware functions\r | |
49 | //\r | |
50 | \r | |
51 | STATIC\r | |
52 | EFI_STATUS\r | |
53 | Out32 (\r | |
54 | IN MPT_SCSI_DEV *Dev,\r | |
55 | IN UINT32 Addr,\r | |
56 | IN UINT32 Data\r | |
57 | )\r | |
58 | {\r | |
59 | return Dev->PciIo->Io.Write (\r | |
60 | Dev->PciIo,\r | |
61 | EfiPciIoWidthUint32,\r | |
62 | PCI_BAR_IDX0,\r | |
63 | Addr,\r | |
64 | 1,\r | |
65 | &Data\r | |
66 | );\r | |
67 | }\r | |
68 | \r | |
69 | STATIC\r | |
70 | EFI_STATUS\r | |
71 | In32 (\r | |
72 | IN MPT_SCSI_DEV *Dev,\r | |
73 | IN UINT32 Addr,\r | |
74 | OUT UINT32 *Data\r | |
75 | )\r | |
76 | {\r | |
77 | return Dev->PciIo->Io.Read (\r | |
78 | Dev->PciIo,\r | |
79 | EfiPciIoWidthUint32,\r | |
80 | PCI_BAR_IDX0,\r | |
81 | Addr,\r | |
82 | 1,\r | |
83 | Data\r | |
84 | );\r | |
85 | }\r | |
86 | \r | |
87 | STATIC\r | |
88 | EFI_STATUS\r | |
89 | MptDoorbell (\r | |
90 | IN MPT_SCSI_DEV *Dev,\r | |
91 | IN UINT8 DoorbellFunc,\r | |
92 | IN UINT8 DoorbellArg\r | |
93 | )\r | |
94 | {\r | |
95 | return Out32 (\r | |
96 | Dev,\r | |
97 | MPT_REG_DOORBELL,\r | |
98 | (((UINT32)DoorbellFunc) << 24) | (DoorbellArg << 16)\r | |
99 | );\r | |
100 | }\r | |
101 | \r | |
102 | STATIC\r | |
103 | EFI_STATUS\r | |
104 | MptScsiReset (\r | |
105 | IN MPT_SCSI_DEV *Dev\r | |
106 | )\r | |
107 | {\r | |
108 | EFI_STATUS Status;\r | |
109 | \r | |
110 | //\r | |
111 | // Reset hardware\r | |
112 | //\r | |
113 | Status = MptDoorbell (Dev, MPT_DOORBELL_RESET, 0);\r | |
114 | if (EFI_ERROR (Status)) {\r | |
115 | return Status;\r | |
116 | }\r | |
117 | //\r | |
118 | // Mask interrupts\r | |
119 | //\r | |
120 | Status = Out32 (Dev, MPT_REG_IMASK, MPT_IMASK_DOORBELL | MPT_IMASK_REPLY);\r | |
121 | if (EFI_ERROR (Status)) {\r | |
122 | return Status;\r | |
123 | }\r | |
124 | //\r | |
125 | // Clear interrupt status\r | |
126 | //\r | |
127 | Status = Out32 (Dev, MPT_REG_ISTATUS, 0);\r | |
128 | if (EFI_ERROR (Status)) {\r | |
129 | return Status;\r | |
130 | }\r | |
131 | \r | |
132 | return EFI_SUCCESS;\r | |
133 | }\r | |
134 | \r | |
135 | STATIC\r | |
136 | EFI_STATUS\r | |
137 | MptScsiInit (\r | |
138 | IN MPT_SCSI_DEV *Dev\r | |
139 | )\r | |
140 | {\r | |
141 | EFI_STATUS Status;\r | |
142 | union {\r | |
143 | MPT_IO_CONTROLLER_INIT_REQUEST Data;\r | |
144 | UINT32 Uint32;\r | |
145 | } AlignedReq;\r | |
146 | MPT_IO_CONTROLLER_INIT_REQUEST *Req;\r | |
147 | MPT_IO_CONTROLLER_INIT_REPLY Reply;\r | |
148 | UINT8 *ReplyBytes;\r | |
149 | UINT32 ReplyWord;\r | |
150 | \r | |
151 | Req = &AlignedReq.Data;\r | |
152 | \r | |
153 | Status = MptScsiReset (Dev);\r | |
154 | if (EFI_ERROR (Status)) {\r | |
155 | return Status;\r | |
156 | }\r | |
157 | \r | |
158 | ZeroMem (Req, sizeof (*Req));\r | |
159 | ZeroMem (&Reply, sizeof (Reply));\r | |
160 | Req->WhoInit = MPT_IOC_WHOINIT_ROM_BIOS;\r | |
161 | Req->Function = MPT_MESSAGE_HDR_FUNCTION_IOC_INIT;\r | |
162 | STATIC_ASSERT (\r | |
163 | FixedPcdGet8 (PcdMptScsiMaxTargetLimit) < 255,\r | |
164 | "Req supports 255 targets only (max target is 254)"\r | |
165 | );\r | |
166 | Req->MaxDevices = Dev->MaxTarget + 1;\r | |
167 | Req->MaxBuses = 1;\r | |
168 | \r | |
169 | //\r | |
170 | // Send controller init through doorbell\r | |
171 | //\r | |
172 | STATIC_ASSERT (\r | |
173 | sizeof (*Req) % sizeof (UINT32) == 0,\r | |
174 | "Req must be multiple of UINT32"\r | |
175 | );\r | |
176 | STATIC_ASSERT (\r | |
177 | sizeof (*Req) / sizeof (UINT32) <= MAX_UINT8,\r | |
178 | "Req must fit in MAX_UINT8 Dwords"\r | |
179 | );\r | |
180 | Status = MptDoorbell (\r | |
181 | Dev,\r | |
182 | MPT_DOORBELL_HANDSHAKE,\r | |
183 | (UINT8)(sizeof (*Req) / sizeof (UINT32))\r | |
184 | );\r | |
185 | if (EFI_ERROR (Status)) {\r | |
186 | return Status;\r | |
187 | }\r | |
188 | Status = Dev->PciIo->Io.Write (\r | |
189 | Dev->PciIo,\r | |
190 | EfiPciIoWidthFifoUint32,\r | |
191 | PCI_BAR_IDX0,\r | |
192 | MPT_REG_DOORBELL,\r | |
193 | sizeof (*Req) / sizeof (UINT32),\r | |
194 | Req\r | |
195 | );\r | |
196 | if (EFI_ERROR (Status)) {\r | |
197 | return Status;\r | |
198 | }\r | |
199 | \r | |
200 | //\r | |
201 | // Read reply through doorbell\r | |
202 | // Each 32bit (Dword) read produces 16bit (Word) of data\r | |
203 | //\r | |
204 | // The reply is read back to complete the doorbell function but it\r | |
205 | // isn't useful because it doesn't contain relevant data or status\r | |
206 | // codes.\r | |
207 | //\r | |
208 | STATIC_ASSERT (\r | |
209 | sizeof (Reply) % sizeof (UINT16) == 0,\r | |
210 | "Reply must be multiple of UINT16"\r | |
211 | );\r | |
212 | ReplyBytes = (UINT8 *)&Reply;\r | |
213 | while (ReplyBytes != (UINT8 *)(&Reply + 1)) {\r | |
214 | Status = In32 (Dev, MPT_REG_DOORBELL, &ReplyWord);\r | |
215 | if (EFI_ERROR (Status)) {\r | |
216 | return Status;\r | |
217 | }\r | |
218 | CopyMem (ReplyBytes, &ReplyWord, sizeof (UINT16));\r | |
219 | ReplyBytes += sizeof (UINT16);\r | |
220 | }\r | |
221 | \r | |
222 | //\r | |
223 | // Clear interrupts generated by doorbell reply\r | |
224 | //\r | |
225 | Status = Out32 (Dev, MPT_REG_ISTATUS, 0);\r | |
226 | if (EFI_ERROR (Status)) {\r | |
227 | return Status;\r | |
228 | }\r | |
229 | \r | |
230 | return EFI_SUCCESS;\r | |
231 | }\r | |
232 | \r | |
a53e5b41 NL |
233 | //\r |
234 | // Ext SCSI Pass Thru\r | |
235 | //\r | |
236 | \r | |
237 | STATIC\r | |
238 | EFI_STATUS\r | |
239 | EFIAPI\r | |
240 | MptScsiPassThru (\r | |
241 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r | |
242 | IN UINT8 *Target,\r | |
243 | IN UINT64 Lun,\r | |
244 | IN OUT EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet,\r | |
245 | IN EFI_EVENT Event OPTIONAL\r | |
246 | )\r | |
247 | {\r | |
248 | return EFI_UNSUPPORTED;\r | |
249 | }\r | |
250 | \r | |
093cceaf NL |
251 | STATIC\r |
252 | BOOLEAN\r | |
253 | IsTargetInitialized (\r | |
254 | IN UINT8 *Target\r | |
255 | )\r | |
256 | {\r | |
257 | UINTN Idx;\r | |
258 | \r | |
259 | for (Idx = 0; Idx < TARGET_MAX_BYTES; ++Idx) {\r | |
260 | if (Target[Idx] != 0xFF) {\r | |
261 | return TRUE;\r | |
262 | }\r | |
263 | }\r | |
264 | return FALSE;\r | |
265 | }\r | |
266 | \r | |
a53e5b41 NL |
267 | STATIC\r |
268 | EFI_STATUS\r | |
269 | EFIAPI\r | |
270 | MptScsiGetNextTargetLun (\r | |
271 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r | |
272 | IN OUT UINT8 **Target,\r | |
273 | IN OUT UINT64 *Lun\r | |
274 | )\r | |
275 | {\r | |
093cceaf NL |
276 | MPT_SCSI_DEV *Dev;\r |
277 | \r | |
278 | Dev = MPT_SCSI_FROM_PASS_THRU (This);\r | |
279 | //\r | |
280 | // Currently support only LUN 0, so hardcode it\r | |
281 | //\r | |
282 | if (!IsTargetInitialized (*Target)) {\r | |
283 | ZeroMem (*Target, TARGET_MAX_BYTES);\r | |
284 | *Lun = 0;\r | |
285 | } else if (**Target > Dev->MaxTarget || *Lun > 0) {\r | |
286 | return EFI_INVALID_PARAMETER;\r | |
287 | } else if (**Target < Dev->MaxTarget) {\r | |
288 | //\r | |
289 | // This device interface support 256 targets only, so it's enough to\r | |
290 | // increment the LSB of Target, as it will never overflow.\r | |
291 | //\r | |
292 | **Target += 1;\r | |
293 | } else {\r | |
294 | return EFI_NOT_FOUND;\r | |
295 | }\r | |
296 | \r | |
297 | return EFI_SUCCESS;\r | |
a53e5b41 NL |
298 | }\r |
299 | \r | |
300 | STATIC\r | |
301 | EFI_STATUS\r | |
302 | EFIAPI\r | |
303 | MptScsiGetNextTarget (\r | |
304 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r | |
305 | IN OUT UINT8 **Target\r | |
306 | )\r | |
307 | {\r | |
093cceaf NL |
308 | MPT_SCSI_DEV *Dev;\r |
309 | \r | |
310 | Dev = MPT_SCSI_FROM_PASS_THRU (This);\r | |
311 | if (!IsTargetInitialized (*Target)) {\r | |
312 | ZeroMem (*Target, TARGET_MAX_BYTES);\r | |
313 | } else if (**Target > Dev->MaxTarget) {\r | |
314 | return EFI_INVALID_PARAMETER;\r | |
315 | } else if (**Target < Dev->MaxTarget) {\r | |
316 | //\r | |
317 | // This device interface support 256 targets only, so it's enough to\r | |
318 | // increment the LSB of Target, as it will never overflow.\r | |
319 | //\r | |
320 | **Target += 1;\r | |
321 | } else {\r | |
322 | return EFI_NOT_FOUND;\r | |
323 | }\r | |
324 | \r | |
325 | return EFI_SUCCESS;\r | |
a53e5b41 NL |
326 | }\r |
327 | \r | |
328 | STATIC\r | |
329 | EFI_STATUS\r | |
330 | EFIAPI\r | |
331 | MptScsiBuildDevicePath (\r | |
332 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r | |
333 | IN UINT8 *Target,\r | |
334 | IN UINT64 Lun,\r | |
335 | IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath\r | |
336 | )\r | |
337 | {\r | |
f9941d31 NL |
338 | MPT_SCSI_DEV *Dev;\r |
339 | SCSI_DEVICE_PATH *ScsiDevicePath;\r | |
340 | \r | |
341 | if (DevicePath == NULL) {\r | |
342 | return EFI_INVALID_PARAMETER;\r | |
343 | }\r | |
344 | \r | |
345 | //\r | |
346 | // This device support 256 targets only, so it's enough to dereference\r | |
347 | // the LSB of Target.\r | |
348 | //\r | |
349 | Dev = MPT_SCSI_FROM_PASS_THRU (This);\r | |
350 | if (*Target > Dev->MaxTarget || Lun > 0) {\r | |
351 | return EFI_NOT_FOUND;\r | |
352 | }\r | |
353 | \r | |
354 | ScsiDevicePath = AllocateZeroPool (sizeof (*ScsiDevicePath));\r | |
355 | if (ScsiDevicePath == NULL) {\r | |
356 | return EFI_OUT_OF_RESOURCES;\r | |
357 | }\r | |
358 | \r | |
359 | ScsiDevicePath->Header.Type = MESSAGING_DEVICE_PATH;\r | |
360 | ScsiDevicePath->Header.SubType = MSG_SCSI_DP;\r | |
361 | ScsiDevicePath->Header.Length[0] = (UINT8)sizeof (*ScsiDevicePath);\r | |
362 | ScsiDevicePath->Header.Length[1] = (UINT8)(sizeof (*ScsiDevicePath) >> 8);\r | |
363 | ScsiDevicePath->Pun = *Target;\r | |
364 | ScsiDevicePath->Lun = (UINT16)Lun;\r | |
365 | \r | |
366 | *DevicePath = &ScsiDevicePath->Header;\r | |
367 | return EFI_SUCCESS;\r | |
a53e5b41 NL |
368 | }\r |
369 | \r | |
370 | STATIC\r | |
371 | EFI_STATUS\r | |
372 | EFIAPI\r | |
373 | MptScsiGetTargetLun (\r | |
374 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r | |
375 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r | |
376 | OUT UINT8 **Target,\r | |
377 | OUT UINT64 *Lun\r | |
378 | )\r | |
379 | {\r | |
f9941d31 NL |
380 | MPT_SCSI_DEV *Dev;\r |
381 | SCSI_DEVICE_PATH *ScsiDevicePath;\r | |
382 | \r | |
383 | if (DevicePath == NULL ||\r | |
384 | Target == NULL || *Target == NULL || Lun == NULL) {\r | |
385 | return EFI_INVALID_PARAMETER;\r | |
386 | }\r | |
387 | \r | |
388 | if (DevicePath->Type != MESSAGING_DEVICE_PATH ||\r | |
389 | DevicePath->SubType != MSG_SCSI_DP) {\r | |
390 | return EFI_UNSUPPORTED;\r | |
391 | }\r | |
392 | \r | |
393 | Dev = MPT_SCSI_FROM_PASS_THRU (This);\r | |
394 | ScsiDevicePath = (SCSI_DEVICE_PATH *)DevicePath;\r | |
395 | if (ScsiDevicePath->Pun > Dev->MaxTarget ||\r | |
396 | ScsiDevicePath->Lun > 0) {\r | |
397 | return EFI_NOT_FOUND;\r | |
398 | }\r | |
399 | \r | |
400 | ZeroMem (*Target, TARGET_MAX_BYTES);\r | |
401 | //\r | |
402 | // This device support 256 targets only, so it's enough to set the LSB\r | |
403 | // of Target.\r | |
404 | //\r | |
405 | **Target = (UINT8)ScsiDevicePath->Pun;\r | |
406 | *Lun = ScsiDevicePath->Lun;\r | |
407 | \r | |
408 | return EFI_SUCCESS;\r | |
a53e5b41 NL |
409 | }\r |
410 | \r | |
411 | STATIC\r | |
412 | EFI_STATUS\r | |
413 | EFIAPI\r | |
414 | MptScsiResetChannel (\r | |
415 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This\r | |
416 | )\r | |
417 | {\r | |
418 | return EFI_UNSUPPORTED;\r | |
419 | }\r | |
420 | \r | |
421 | STATIC\r | |
422 | EFI_STATUS\r | |
423 | EFIAPI\r | |
424 | MptScsiResetTargetLun (\r | |
425 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r | |
426 | IN UINT8 *Target,\r | |
427 | IN UINT64 Lun\r | |
428 | )\r | |
429 | {\r | |
430 | return EFI_UNSUPPORTED;\r | |
431 | }\r | |
432 | \r | |
ad8f2d6b NL |
433 | //\r |
434 | // Driver Binding\r | |
435 | //\r | |
436 | \r | |
437 | STATIC\r | |
438 | EFI_STATUS\r | |
439 | EFIAPI\r | |
440 | MptScsiControllerSupported (\r | |
441 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
442 | IN EFI_HANDLE ControllerHandle,\r | |
443 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
444 | )\r | |
445 | {\r | |
f4707442 NL |
446 | EFI_STATUS Status;\r |
447 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
448 | PCI_TYPE00 Pci;\r | |
449 | \r | |
450 | Status = gBS->OpenProtocol (\r | |
451 | ControllerHandle,\r | |
452 | &gEfiPciIoProtocolGuid,\r | |
453 | (VOID **)&PciIo,\r | |
454 | This->DriverBindingHandle,\r | |
455 | ControllerHandle,\r | |
456 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
457 | );\r | |
458 | if (EFI_ERROR (Status)) {\r | |
459 | return Status;\r | |
460 | }\r | |
461 | \r | |
462 | Status = PciIo->Pci.Read (\r | |
463 | PciIo,\r | |
464 | EfiPciIoWidthUint32,\r | |
465 | 0,\r | |
466 | sizeof (Pci) / sizeof (UINT32),\r | |
467 | &Pci\r | |
468 | );\r | |
469 | if (EFI_ERROR (Status)) {\r | |
470 | goto Done;\r | |
471 | }\r | |
472 | \r | |
473 | if (Pci.Hdr.VendorId == LSI_LOGIC_PCI_VENDOR_ID &&\r | |
474 | (Pci.Hdr.DeviceId == LSI_53C1030_PCI_DEVICE_ID ||\r | |
475 | Pci.Hdr.DeviceId == LSI_SAS1068_PCI_DEVICE_ID ||\r | |
476 | Pci.Hdr.DeviceId == LSI_SAS1068E_PCI_DEVICE_ID)) {\r | |
477 | Status = EFI_SUCCESS;\r | |
478 | } else {\r | |
479 | Status = EFI_UNSUPPORTED;\r | |
480 | }\r | |
481 | \r | |
482 | Done:\r | |
483 | gBS->CloseProtocol (\r | |
484 | ControllerHandle,\r | |
485 | &gEfiPciIoProtocolGuid,\r | |
486 | This->DriverBindingHandle,\r | |
487 | ControllerHandle\r | |
488 | );\r | |
489 | return Status;\r | |
ad8f2d6b NL |
490 | }\r |
491 | \r | |
492 | STATIC\r | |
493 | EFI_STATUS\r | |
494 | EFIAPI\r | |
495 | MptScsiControllerStart (\r | |
496 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
497 | IN EFI_HANDLE ControllerHandle,\r | |
498 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
499 | )\r | |
500 | {\r | |
a53e5b41 NL |
501 | EFI_STATUS Status;\r |
502 | MPT_SCSI_DEV *Dev;\r | |
503 | \r | |
504 | Dev = AllocateZeroPool (sizeof (*Dev));\r | |
505 | if (Dev == NULL) {\r | |
506 | return EFI_OUT_OF_RESOURCES;\r | |
507 | }\r | |
508 | \r | |
509 | Dev->Signature = MPT_SCSI_DEV_SIGNATURE;\r | |
510 | \r | |
093cceaf NL |
511 | Dev->MaxTarget = PcdGet8 (PcdMptScsiMaxTargetLimit);\r |
512 | \r | |
da8c0b8f NL |
513 | Status = gBS->OpenProtocol (\r |
514 | ControllerHandle,\r | |
515 | &gEfiPciIoProtocolGuid,\r | |
516 | (VOID **)&Dev->PciIo,\r | |
517 | This->DriverBindingHandle,\r | |
518 | ControllerHandle,\r | |
519 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
520 | );\r | |
521 | if (EFI_ERROR (Status)) {\r | |
522 | goto FreePool;\r | |
523 | }\r | |
524 | \r | |
ecdbdba6 NL |
525 | Status = Dev->PciIo->Attributes (\r |
526 | Dev->PciIo,\r | |
527 | EfiPciIoAttributeOperationGet,\r | |
528 | 0,\r | |
529 | &Dev->OriginalPciAttributes\r | |
530 | );\r | |
531 | if (EFI_ERROR (Status)) {\r | |
532 | goto CloseProtocol;\r | |
533 | }\r | |
534 | \r | |
535 | //\r | |
536 | // Enable I/O Space & Bus-Mastering\r | |
537 | //\r | |
538 | Status = Dev->PciIo->Attributes (\r | |
539 | Dev->PciIo,\r | |
540 | EfiPciIoAttributeOperationEnable,\r | |
541 | (EFI_PCI_IO_ATTRIBUTE_IO |\r | |
542 | EFI_PCI_IO_ATTRIBUTE_BUS_MASTER),\r | |
543 | NULL\r | |
544 | );\r | |
545 | if (EFI_ERROR (Status)) {\r | |
546 | goto CloseProtocol;\r | |
547 | }\r | |
548 | \r | |
549 | //\r | |
550 | // Signal device supports 64-bit DMA addresses\r | |
551 | //\r | |
552 | Status = Dev->PciIo->Attributes (\r | |
553 | Dev->PciIo,\r | |
554 | EfiPciIoAttributeOperationEnable,\r | |
555 | EFI_PCI_IO_ATTRIBUTE_DUAL_ADDRESS_CYCLE,\r | |
556 | NULL\r | |
557 | );\r | |
558 | if (EFI_ERROR (Status)) {\r | |
559 | //\r | |
560 | // Warn user that device will only be using 32-bit DMA addresses.\r | |
561 | //\r | |
562 | // Note that this does not prevent the device/driver from working\r | |
563 | // and therefore we only warn and continue as usual.\r | |
564 | //\r | |
565 | DEBUG ((\r | |
566 | DEBUG_WARN,\r | |
567 | "%a: failed to enable 64-bit DMA addresses\n",\r | |
568 | __FUNCTION__\r | |
569 | ));\r | |
570 | }\r | |
571 | \r | |
81cada98 NL |
572 | Status = MptScsiInit (Dev);\r |
573 | if (EFI_ERROR (Status)) {\r | |
574 | goto RestoreAttributes;\r | |
575 | }\r | |
576 | \r | |
a53e5b41 NL |
577 | //\r |
578 | // Host adapter channel, doesn't exist\r | |
579 | //\r | |
580 | Dev->PassThruMode.AdapterId = MAX_UINT32;\r | |
581 | Dev->PassThruMode.Attributes =\r | |
582 | EFI_EXT_SCSI_PASS_THRU_ATTRIBUTES_PHYSICAL |\r | |
583 | EFI_EXT_SCSI_PASS_THRU_ATTRIBUTES_LOGICAL;\r | |
584 | \r | |
585 | Dev->PassThru.Mode = &Dev->PassThruMode;\r | |
586 | Dev->PassThru.PassThru = &MptScsiPassThru;\r | |
587 | Dev->PassThru.GetNextTargetLun = &MptScsiGetNextTargetLun;\r | |
588 | Dev->PassThru.BuildDevicePath = &MptScsiBuildDevicePath;\r | |
589 | Dev->PassThru.GetTargetLun = &MptScsiGetTargetLun;\r | |
590 | Dev->PassThru.ResetChannel = &MptScsiResetChannel;\r | |
591 | Dev->PassThru.ResetTargetLun = &MptScsiResetTargetLun;\r | |
592 | Dev->PassThru.GetNextTarget = &MptScsiGetNextTarget;\r | |
593 | \r | |
594 | Status = gBS->InstallProtocolInterface (\r | |
595 | &ControllerHandle,\r | |
596 | &gEfiExtScsiPassThruProtocolGuid,\r | |
597 | EFI_NATIVE_INTERFACE,\r | |
598 | &Dev->PassThru\r | |
599 | );\r | |
600 | if (EFI_ERROR (Status)) {\r | |
81cada98 | 601 | goto UninitDev;\r |
a53e5b41 NL |
602 | }\r |
603 | \r | |
604 | return EFI_SUCCESS;\r | |
605 | \r | |
81cada98 NL |
606 | UninitDev:\r |
607 | MptScsiReset (Dev);\r | |
608 | \r | |
ecdbdba6 NL |
609 | RestoreAttributes:\r |
610 | Dev->PciIo->Attributes (\r | |
611 | Dev->PciIo,\r | |
612 | EfiPciIoAttributeOperationSet,\r | |
613 | Dev->OriginalPciAttributes,\r | |
614 | NULL\r | |
615 | );\r | |
616 | \r | |
da8c0b8f NL |
617 | CloseProtocol:\r |
618 | gBS->CloseProtocol (\r | |
619 | ControllerHandle,\r | |
620 | &gEfiPciIoProtocolGuid,\r | |
621 | This->DriverBindingHandle,\r | |
622 | ControllerHandle\r | |
623 | );\r | |
624 | \r | |
a53e5b41 NL |
625 | FreePool:\r |
626 | FreePool (Dev);\r | |
627 | \r | |
628 | return Status;\r | |
ad8f2d6b NL |
629 | }\r |
630 | \r | |
631 | STATIC\r | |
632 | EFI_STATUS\r | |
633 | EFIAPI\r | |
634 | MptScsiControllerStop (\r | |
635 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
636 | IN EFI_HANDLE ControllerHandle,\r | |
637 | IN UINTN NumberOfChildren,\r | |
638 | IN EFI_HANDLE *ChildHandleBuffer\r | |
639 | )\r | |
640 | {\r | |
a53e5b41 NL |
641 | EFI_STATUS Status;\r |
642 | EFI_EXT_SCSI_PASS_THRU_PROTOCOL *PassThru;\r | |
643 | MPT_SCSI_DEV *Dev;\r | |
644 | \r | |
645 | Status = gBS->OpenProtocol (\r | |
646 | ControllerHandle,\r | |
647 | &gEfiExtScsiPassThruProtocolGuid,\r | |
648 | (VOID **)&PassThru,\r | |
649 | This->DriverBindingHandle,\r | |
650 | ControllerHandle,\r | |
651 | EFI_OPEN_PROTOCOL_GET_PROTOCOL // Lookup only\r | |
652 | );\r | |
653 | if (EFI_ERROR (Status)) {\r | |
654 | return Status;\r | |
655 | }\r | |
656 | \r | |
657 | Dev = MPT_SCSI_FROM_PASS_THRU (PassThru);\r | |
658 | \r | |
659 | Status = gBS->UninstallProtocolInterface (\r | |
660 | ControllerHandle,\r | |
661 | &gEfiExtScsiPassThruProtocolGuid,\r | |
662 | &Dev->PassThru\r | |
663 | );\r | |
664 | if (EFI_ERROR (Status)) {\r | |
665 | return Status;\r | |
666 | }\r | |
667 | \r | |
81cada98 NL |
668 | MptScsiReset (Dev);\r |
669 | \r | |
ecdbdba6 NL |
670 | Dev->PciIo->Attributes (\r |
671 | Dev->PciIo,\r | |
672 | EfiPciIoAttributeOperationSet,\r | |
673 | Dev->OriginalPciAttributes,\r | |
674 | NULL\r | |
675 | );\r | |
676 | \r | |
da8c0b8f NL |
677 | gBS->CloseProtocol (\r |
678 | ControllerHandle,\r | |
679 | &gEfiPciIoProtocolGuid,\r | |
680 | This->DriverBindingHandle,\r | |
681 | ControllerHandle\r | |
682 | );\r | |
683 | \r | |
a53e5b41 NL |
684 | FreePool (Dev);\r |
685 | \r | |
686 | return Status;\r | |
ad8f2d6b NL |
687 | }\r |
688 | \r | |
689 | STATIC\r | |
690 | EFI_DRIVER_BINDING_PROTOCOL mMptScsiDriverBinding = {\r | |
691 | &MptScsiControllerSupported,\r | |
692 | &MptScsiControllerStart,\r | |
693 | &MptScsiControllerStop,\r | |
694 | MPT_SCSI_BINDING_VERSION,\r | |
695 | NULL, // ImageHandle, filled by EfiLibInstallDriverBindingComponentName2\r | |
696 | NULL, // DriverBindingHandle, filled as well\r | |
697 | };\r | |
698 | \r | |
be7fcaa1 NL |
699 | //\r |
700 | // Component Name\r | |
701 | //\r | |
702 | \r | |
703 | STATIC\r | |
704 | EFI_UNICODE_STRING_TABLE mDriverNameTable[] = {\r | |
705 | { "eng;en", L"LSI Fusion MPT SCSI Driver" },\r | |
706 | { NULL, NULL }\r | |
707 | };\r | |
708 | \r | |
709 | STATIC\r | |
710 | EFI_COMPONENT_NAME_PROTOCOL mComponentName;\r | |
711 | \r | |
712 | EFI_STATUS\r | |
713 | EFIAPI\r | |
714 | MptScsiGetDriverName (\r | |
715 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
716 | IN CHAR8 *Language,\r | |
717 | OUT CHAR16 **DriverName\r | |
718 | )\r | |
719 | {\r | |
720 | return LookupUnicodeString2 (\r | |
721 | Language,\r | |
722 | This->SupportedLanguages,\r | |
723 | mDriverNameTable,\r | |
724 | DriverName,\r | |
725 | (BOOLEAN)(This == &mComponentName) // Iso639Language\r | |
726 | );\r | |
727 | }\r | |
728 | \r | |
729 | EFI_STATUS\r | |
730 | EFIAPI\r | |
731 | MptScsiGetDeviceName (\r | |
732 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
733 | IN EFI_HANDLE DeviceHandle,\r | |
734 | IN EFI_HANDLE ChildHandle,\r | |
735 | IN CHAR8 *Language,\r | |
736 | OUT CHAR16 **ControllerName\r | |
737 | )\r | |
738 | {\r | |
739 | return EFI_UNSUPPORTED;\r | |
740 | }\r | |
741 | \r | |
742 | STATIC\r | |
743 | EFI_COMPONENT_NAME_PROTOCOL mComponentName = {\r | |
744 | &MptScsiGetDriverName,\r | |
745 | &MptScsiGetDeviceName,\r | |
746 | "eng" // SupportedLanguages, ISO 639-2 language codes\r | |
747 | };\r | |
748 | \r | |
749 | STATIC\r | |
750 | EFI_COMPONENT_NAME2_PROTOCOL mComponentName2 = {\r | |
751 | (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) &MptScsiGetDriverName,\r | |
752 | (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) &MptScsiGetDeviceName,\r | |
753 | "en" // SupportedLanguages, RFC 4646 language codes\r | |
754 | };\r | |
755 | \r | |
feec20b2 NL |
756 | //\r |
757 | // Entry Point\r | |
758 | //\r | |
759 | \r | |
760 | EFI_STATUS\r | |
761 | EFIAPI\r | |
762 | MptScsiEntryPoint (\r | |
763 | IN EFI_HANDLE ImageHandle,\r | |
764 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
765 | )\r | |
766 | {\r | |
ad8f2d6b NL |
767 | return EfiLibInstallDriverBindingComponentName2 (\r |
768 | ImageHandle,\r | |
769 | SystemTable,\r | |
770 | &mMptScsiDriverBinding,\r | |
771 | ImageHandle, // The handle to install onto\r | |
be7fcaa1 NL |
772 | &mComponentName,\r |
773 | &mComponentName2\r | |
ad8f2d6b | 774 | );\r |
feec20b2 | 775 | }\r |