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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 | |
505812ae | 14 | #include <Library/BaseLib.h>\r |
093cceaf | 15 | #include <Library/BaseMemoryLib.h>\r |
a53e5b41 NL |
16 | #include <Library/DebugLib.h>\r |
17 | #include <Library/MemoryAllocationLib.h>\r | |
093cceaf | 18 | #include <Library/PcdLib.h>\r |
f4707442 | 19 | #include <Library/UefiBootServicesTableLib.h>\r |
ad8f2d6b | 20 | #include <Library/UefiLib.h>\r |
f4707442 | 21 | #include <Protocol/PciIo.h>\r |
505812ae | 22 | #include <Protocol/PciRootBridgeIo.h>\r |
a53e5b41 | 23 | #include <Protocol/ScsiPassThruExt.h>\r |
feec20b2 NL |
24 | #include <Uefi/UefiSpec.h>\r |
25 | \r | |
ad8f2d6b NL |
26 | //\r |
27 | // Higher versions will be used before lower, 0x10-0xffffffef is the version\r | |
28 | // range for IVH (Indie Hardware Vendors)\r | |
29 | //\r | |
30 | #define MPT_SCSI_BINDING_VERSION 0x10\r | |
31 | \r | |
a53e5b41 NL |
32 | //\r |
33 | // Runtime Structures\r | |
34 | //\r | |
35 | \r | |
505812ae NL |
36 | typedef struct {\r |
37 | MPT_SCSI_REQUEST_ALIGNED IoRequest;\r | |
38 | MPT_SCSI_IO_REPLY_ALIGNED IoReply;\r | |
39 | //\r | |
40 | // As EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET.SenseDataLength is defined\r | |
41 | // as UINT8, defining here SenseData size to MAX_UINT8 will guarantee it\r | |
42 | // cannot overflow when passed to device.\r | |
43 | //\r | |
44 | UINT8 Sense[MAX_UINT8];\r | |
45 | //\r | |
46 | // This size of the data is arbitrarily chosen.\r | |
47 | // It seems to be sufficient for all I/O requests sent through\r | |
48 | // EFI_SCSI_PASS_THRU_PROTOCOL.PassThru() for common boot scenarios.\r | |
49 | //\r | |
50 | UINT8 Data[0x2000];\r | |
51 | } MPT_SCSI_DMA_BUFFER;\r | |
52 | \r | |
a53e5b41 NL |
53 | #define MPT_SCSI_DEV_SIGNATURE SIGNATURE_32 ('M','P','T','S')\r |
54 | typedef struct {\r | |
55 | UINT32 Signature;\r | |
56 | EFI_EXT_SCSI_PASS_THRU_PROTOCOL PassThru;\r | |
57 | EFI_EXT_SCSI_PASS_THRU_MODE PassThruMode;\r | |
093cceaf | 58 | UINT8 MaxTarget;\r |
505812ae | 59 | UINT32 StallPerPollUsec;\r |
da8c0b8f | 60 | EFI_PCI_IO_PROTOCOL *PciIo;\r |
ecdbdba6 | 61 | UINT64 OriginalPciAttributes;\r |
c635a563 | 62 | EFI_EVENT ExitBoot;\r |
505812ae NL |
63 | MPT_SCSI_DMA_BUFFER *Dma;\r |
64 | EFI_PHYSICAL_ADDRESS DmaPhysical;\r | |
65 | VOID *DmaMapping;\r | |
66 | BOOLEAN IoReplyEnqueued;\r | |
a53e5b41 NL |
67 | } MPT_SCSI_DEV;\r |
68 | \r | |
69 | #define MPT_SCSI_FROM_PASS_THRU(PassThruPtr) \\r | |
70 | CR (PassThruPtr, MPT_SCSI_DEV, PassThru, MPT_SCSI_DEV_SIGNATURE)\r | |
71 | \r | |
505812ae NL |
72 | #define MPT_SCSI_DMA_ADDR(Dev, MemberName) \\r |
73 | (Dev->DmaPhysical + OFFSET_OF (MPT_SCSI_DMA_BUFFER, MemberName))\r | |
74 | \r | |
75 | #define MPT_SCSI_DMA_ADDR_HIGH(Dev, MemberName) \\r | |
76 | ((UINT32)RShiftU64 (MPT_SCSI_DMA_ADDR (Dev, MemberName), 32))\r | |
77 | \r | |
78 | #define MPT_SCSI_DMA_ADDR_LOW(Dev, MemberName) \\r | |
79 | ((UINT32)MPT_SCSI_DMA_ADDR (Dev, MemberName))\r | |
80 | \r | |
81cada98 NL |
81 | //\r |
82 | // Hardware functions\r | |
83 | //\r | |
84 | \r | |
85 | STATIC\r | |
86 | EFI_STATUS\r | |
87 | Out32 (\r | |
88 | IN MPT_SCSI_DEV *Dev,\r | |
89 | IN UINT32 Addr,\r | |
90 | IN UINT32 Data\r | |
91 | )\r | |
92 | {\r | |
93 | return Dev->PciIo->Io.Write (\r | |
94 | Dev->PciIo,\r | |
95 | EfiPciIoWidthUint32,\r | |
96 | PCI_BAR_IDX0,\r | |
97 | Addr,\r | |
98 | 1,\r | |
99 | &Data\r | |
100 | );\r | |
101 | }\r | |
102 | \r | |
103 | STATIC\r | |
104 | EFI_STATUS\r | |
105 | In32 (\r | |
106 | IN MPT_SCSI_DEV *Dev,\r | |
107 | IN UINT32 Addr,\r | |
108 | OUT UINT32 *Data\r | |
109 | )\r | |
110 | {\r | |
111 | return Dev->PciIo->Io.Read (\r | |
112 | Dev->PciIo,\r | |
113 | EfiPciIoWidthUint32,\r | |
114 | PCI_BAR_IDX0,\r | |
115 | Addr,\r | |
116 | 1,\r | |
117 | Data\r | |
118 | );\r | |
119 | }\r | |
120 | \r | |
121 | STATIC\r | |
122 | EFI_STATUS\r | |
123 | MptDoorbell (\r | |
124 | IN MPT_SCSI_DEV *Dev,\r | |
125 | IN UINT8 DoorbellFunc,\r | |
126 | IN UINT8 DoorbellArg\r | |
127 | )\r | |
128 | {\r | |
129 | return Out32 (\r | |
130 | Dev,\r | |
131 | MPT_REG_DOORBELL,\r | |
132 | (((UINT32)DoorbellFunc) << 24) | (DoorbellArg << 16)\r | |
133 | );\r | |
134 | }\r | |
135 | \r | |
136 | STATIC\r | |
137 | EFI_STATUS\r | |
138 | MptScsiReset (\r | |
139 | IN MPT_SCSI_DEV *Dev\r | |
140 | )\r | |
141 | {\r | |
142 | EFI_STATUS Status;\r | |
143 | \r | |
144 | //\r | |
145 | // Reset hardware\r | |
146 | //\r | |
147 | Status = MptDoorbell (Dev, MPT_DOORBELL_RESET, 0);\r | |
148 | if (EFI_ERROR (Status)) {\r | |
149 | return Status;\r | |
150 | }\r | |
151 | //\r | |
152 | // Mask interrupts\r | |
153 | //\r | |
154 | Status = Out32 (Dev, MPT_REG_IMASK, MPT_IMASK_DOORBELL | MPT_IMASK_REPLY);\r | |
155 | if (EFI_ERROR (Status)) {\r | |
156 | return Status;\r | |
157 | }\r | |
158 | //\r | |
159 | // Clear interrupt status\r | |
160 | //\r | |
161 | Status = Out32 (Dev, MPT_REG_ISTATUS, 0);\r | |
162 | if (EFI_ERROR (Status)) {\r | |
163 | return Status;\r | |
164 | }\r | |
165 | \r | |
166 | return EFI_SUCCESS;\r | |
167 | }\r | |
168 | \r | |
169 | STATIC\r | |
170 | EFI_STATUS\r | |
171 | MptScsiInit (\r | |
172 | IN MPT_SCSI_DEV *Dev\r | |
173 | )\r | |
174 | {\r | |
175 | EFI_STATUS Status;\r | |
176 | union {\r | |
177 | MPT_IO_CONTROLLER_INIT_REQUEST Data;\r | |
178 | UINT32 Uint32;\r | |
179 | } AlignedReq;\r | |
180 | MPT_IO_CONTROLLER_INIT_REQUEST *Req;\r | |
181 | MPT_IO_CONTROLLER_INIT_REPLY Reply;\r | |
182 | UINT8 *ReplyBytes;\r | |
183 | UINT32 ReplyWord;\r | |
184 | \r | |
185 | Req = &AlignedReq.Data;\r | |
186 | \r | |
187 | Status = MptScsiReset (Dev);\r | |
188 | if (EFI_ERROR (Status)) {\r | |
189 | return Status;\r | |
190 | }\r | |
191 | \r | |
192 | ZeroMem (Req, sizeof (*Req));\r | |
193 | ZeroMem (&Reply, sizeof (Reply));\r | |
194 | Req->WhoInit = MPT_IOC_WHOINIT_ROM_BIOS;\r | |
195 | Req->Function = MPT_MESSAGE_HDR_FUNCTION_IOC_INIT;\r | |
196 | STATIC_ASSERT (\r | |
197 | FixedPcdGet8 (PcdMptScsiMaxTargetLimit) < 255,\r | |
198 | "Req supports 255 targets only (max target is 254)"\r | |
199 | );\r | |
200 | Req->MaxDevices = Dev->MaxTarget + 1;\r | |
201 | Req->MaxBuses = 1;\r | |
505812ae NL |
202 | Req->ReplyFrameSize = sizeof Dev->Dma->IoReply.Data;\r |
203 | Req->HostMfaHighAddr = MPT_SCSI_DMA_ADDR_HIGH (Dev, IoRequest);\r | |
204 | Req->SenseBufferHighAddr = MPT_SCSI_DMA_ADDR_HIGH (Dev, Sense);\r | |
81cada98 NL |
205 | \r |
206 | //\r | |
207 | // Send controller init through doorbell\r | |
208 | //\r | |
209 | STATIC_ASSERT (\r | |
210 | sizeof (*Req) % sizeof (UINT32) == 0,\r | |
211 | "Req must be multiple of UINT32"\r | |
212 | );\r | |
213 | STATIC_ASSERT (\r | |
214 | sizeof (*Req) / sizeof (UINT32) <= MAX_UINT8,\r | |
215 | "Req must fit in MAX_UINT8 Dwords"\r | |
216 | );\r | |
217 | Status = MptDoorbell (\r | |
218 | Dev,\r | |
219 | MPT_DOORBELL_HANDSHAKE,\r | |
220 | (UINT8)(sizeof (*Req) / sizeof (UINT32))\r | |
221 | );\r | |
222 | if (EFI_ERROR (Status)) {\r | |
223 | return Status;\r | |
224 | }\r | |
225 | Status = Dev->PciIo->Io.Write (\r | |
226 | Dev->PciIo,\r | |
227 | EfiPciIoWidthFifoUint32,\r | |
228 | PCI_BAR_IDX0,\r | |
229 | MPT_REG_DOORBELL,\r | |
230 | sizeof (*Req) / sizeof (UINT32),\r | |
231 | Req\r | |
232 | );\r | |
233 | if (EFI_ERROR (Status)) {\r | |
234 | return Status;\r | |
235 | }\r | |
236 | \r | |
237 | //\r | |
238 | // Read reply through doorbell\r | |
239 | // Each 32bit (Dword) read produces 16bit (Word) of data\r | |
240 | //\r | |
241 | // The reply is read back to complete the doorbell function but it\r | |
242 | // isn't useful because it doesn't contain relevant data or status\r | |
243 | // codes.\r | |
244 | //\r | |
245 | STATIC_ASSERT (\r | |
246 | sizeof (Reply) % sizeof (UINT16) == 0,\r | |
247 | "Reply must be multiple of UINT16"\r | |
248 | );\r | |
249 | ReplyBytes = (UINT8 *)&Reply;\r | |
250 | while (ReplyBytes != (UINT8 *)(&Reply + 1)) {\r | |
251 | Status = In32 (Dev, MPT_REG_DOORBELL, &ReplyWord);\r | |
252 | if (EFI_ERROR (Status)) {\r | |
253 | return Status;\r | |
254 | }\r | |
255 | CopyMem (ReplyBytes, &ReplyWord, sizeof (UINT16));\r | |
256 | ReplyBytes += sizeof (UINT16);\r | |
257 | }\r | |
258 | \r | |
259 | //\r | |
260 | // Clear interrupts generated by doorbell reply\r | |
261 | //\r | |
262 | Status = Out32 (Dev, MPT_REG_ISTATUS, 0);\r | |
263 | if (EFI_ERROR (Status)) {\r | |
264 | return Status;\r | |
265 | }\r | |
266 | \r | |
267 | return EFI_SUCCESS;\r | |
268 | }\r | |
269 | \r | |
505812ae NL |
270 | STATIC\r |
271 | EFI_STATUS\r | |
272 | ReportHostAdapterError (\r | |
273 | OUT EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet\r | |
274 | )\r | |
275 | {\r | |
276 | DEBUG ((DEBUG_ERROR, "%a: fatal error in scsi request\n", __FUNCTION__));\r | |
277 | Packet->InTransferLength = 0;\r | |
278 | Packet->OutTransferLength = 0;\r | |
279 | Packet->SenseDataLength = 0;\r | |
280 | Packet->HostAdapterStatus = EFI_EXT_SCSI_STATUS_HOST_ADAPTER_OTHER;\r | |
281 | Packet->TargetStatus = EFI_EXT_SCSI_STATUS_TARGET_TASK_ABORTED;\r | |
282 | return EFI_DEVICE_ERROR;\r | |
283 | }\r | |
284 | \r | |
285 | STATIC\r | |
286 | EFI_STATUS\r | |
287 | ReportHostAdapterOverrunError (\r | |
288 | OUT EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet\r | |
289 | )\r | |
290 | {\r | |
291 | Packet->SenseDataLength = 0;\r | |
292 | Packet->HostAdapterStatus =\r | |
293 | EFI_EXT_SCSI_STATUS_HOST_ADAPTER_DATA_OVERRUN_UNDERRUN;\r | |
294 | Packet->TargetStatus = EFI_EXT_SCSI_STATUS_TARGET_GOOD;\r | |
295 | return EFI_BAD_BUFFER_SIZE;\r | |
296 | }\r | |
297 | \r | |
298 | STATIC\r | |
299 | EFI_STATUS\r | |
300 | MptScsiPopulateRequest (\r | |
301 | IN MPT_SCSI_DEV *Dev,\r | |
302 | IN UINT8 Target,\r | |
303 | IN UINT64 Lun,\r | |
304 | IN OUT EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet\r | |
305 | )\r | |
306 | {\r | |
307 | MPT_SCSI_REQUEST_WITH_SG *Request;\r | |
308 | \r | |
309 | Request = &Dev->Dma->IoRequest.Data;\r | |
310 | \r | |
311 | if (Packet->DataDirection == EFI_EXT_SCSI_DATA_DIRECTION_BIDIRECTIONAL ||\r | |
312 | (Packet->InTransferLength > 0 && Packet->OutTransferLength > 0) ||\r | |
313 | Packet->CdbLength > sizeof (Request->Header.Cdb)) {\r | |
314 | return EFI_UNSUPPORTED;\r | |
315 | }\r | |
316 | \r | |
317 | if (Target > Dev->MaxTarget || Lun > 0 ||\r | |
318 | Packet->DataDirection > EFI_EXT_SCSI_DATA_DIRECTION_BIDIRECTIONAL ||\r | |
319 | //\r | |
320 | // Trying to receive, but destination pointer is NULL, or contradicting\r | |
321 | // transfer direction\r | |
322 | //\r | |
323 | (Packet->InTransferLength > 0 &&\r | |
324 | (Packet->InDataBuffer == NULL ||\r | |
325 | Packet->DataDirection == EFI_EXT_SCSI_DATA_DIRECTION_WRITE\r | |
326 | )\r | |
327 | ) ||\r | |
328 | \r | |
329 | //\r | |
330 | // Trying to send, but source pointer is NULL, or contradicting transfer\r | |
331 | // direction\r | |
332 | //\r | |
333 | (Packet->OutTransferLength > 0 &&\r | |
334 | (Packet->OutDataBuffer == NULL ||\r | |
335 | Packet->DataDirection == EFI_EXT_SCSI_DATA_DIRECTION_READ\r | |
336 | )\r | |
337 | )\r | |
338 | ) {\r | |
339 | return EFI_INVALID_PARAMETER;\r | |
340 | }\r | |
341 | \r | |
342 | if (Packet->InTransferLength > sizeof (Dev->Dma->Data)) {\r | |
343 | Packet->InTransferLength = sizeof (Dev->Dma->Data);\r | |
344 | return ReportHostAdapterOverrunError (Packet);\r | |
345 | }\r | |
346 | if (Packet->OutTransferLength > sizeof (Dev->Dma->Data)) {\r | |
347 | Packet->OutTransferLength = sizeof (Dev->Dma->Data);\r | |
348 | return ReportHostAdapterOverrunError (Packet);\r | |
349 | }\r | |
350 | \r | |
351 | ZeroMem (Request, sizeof (*Request));\r | |
352 | Request->Header.TargetId = Target;\r | |
353 | //\r | |
354 | // Only LUN 0 is currently supported, hence the cast is safe\r | |
355 | //\r | |
356 | Request->Header.Lun[1] = (UINT8)Lun;\r | |
357 | Request->Header.Function = MPT_MESSAGE_HDR_FUNCTION_SCSI_IO_REQUEST;\r | |
358 | Request->Header.MessageContext = 1; // We handle one request at a time\r | |
359 | \r | |
360 | Request->Header.CdbLength = Packet->CdbLength;\r | |
361 | CopyMem (Request->Header.Cdb, Packet->Cdb, Packet->CdbLength);\r | |
362 | \r | |
363 | //\r | |
364 | // SenseDataLength is UINT8, Sense[] is MAX_UINT8, so we can't overflow\r | |
365 | //\r | |
366 | ZeroMem (Dev->Dma->Sense, Packet->SenseDataLength);\r | |
367 | Request->Header.SenseBufferLength = Packet->SenseDataLength;\r | |
368 | Request->Header.SenseBufferLowAddress = MPT_SCSI_DMA_ADDR_LOW (Dev, Sense);\r | |
369 | \r | |
370 | Request->Sg.EndOfList = 1;\r | |
371 | Request->Sg.EndOfBuffer = 1;\r | |
372 | Request->Sg.LastElement = 1;\r | |
373 | Request->Sg.ElementType = MPT_SG_ENTRY_TYPE_SIMPLE;\r | |
374 | Request->Sg.Is64BitAddress = 1;\r | |
375 | Request->Sg.DataBufferAddress = MPT_SCSI_DMA_ADDR (Dev, Data);\r | |
376 | \r | |
377 | //\r | |
378 | // "MPT_SG_ENTRY_SIMPLE.Length" is a 24-bit quantity.\r | |
379 | //\r | |
380 | STATIC_ASSERT (\r | |
381 | sizeof (Dev->Dma->Data) < SIZE_16MB,\r | |
382 | "MPT_SCSI_DMA_BUFFER.Data must be smaller than 16MB"\r | |
383 | );\r | |
384 | \r | |
385 | if (Packet->DataDirection == EFI_EXT_SCSI_DATA_DIRECTION_READ) {\r | |
386 | Request->Header.DataLength = Packet->InTransferLength;\r | |
387 | Request->Sg.Length = Packet->InTransferLength;\r | |
388 | Request->Header.Control = MPT_SCSIIO_REQUEST_CONTROL_TXDIR_READ;\r | |
389 | } else {\r | |
390 | Request->Header.DataLength = Packet->OutTransferLength;\r | |
391 | Request->Sg.Length = Packet->OutTransferLength;\r | |
392 | Request->Header.Control = MPT_SCSIIO_REQUEST_CONTROL_TXDIR_WRITE;\r | |
393 | \r | |
394 | CopyMem (Dev->Dma->Data, Packet->OutDataBuffer, Packet->OutTransferLength);\r | |
395 | Request->Sg.BufferContainsData = 1;\r | |
396 | }\r | |
397 | \r | |
398 | if (Request->Header.DataLength == 0) {\r | |
399 | Request->Header.Control = MPT_SCSIIO_REQUEST_CONTROL_TXDIR_NONE;\r | |
400 | }\r | |
401 | \r | |
402 | return EFI_SUCCESS;\r | |
403 | }\r | |
404 | \r | |
405 | STATIC\r | |
406 | EFI_STATUS\r | |
407 | MptScsiSendRequest (\r | |
408 | IN MPT_SCSI_DEV *Dev,\r | |
409 | IN OUT EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet\r | |
410 | )\r | |
411 | {\r | |
412 | EFI_STATUS Status;\r | |
413 | \r | |
414 | if (!Dev->IoReplyEnqueued) {\r | |
415 | //\r | |
416 | // Put one free reply frame on the reply queue, the hardware may use it to\r | |
417 | // report an error to us.\r | |
418 | //\r | |
419 | Status = Out32 (Dev, MPT_REG_REP_Q, MPT_SCSI_DMA_ADDR_LOW (Dev, IoReply));\r | |
420 | if (EFI_ERROR (Status)) {\r | |
421 | return EFI_DEVICE_ERROR;\r | |
422 | }\r | |
423 | Dev->IoReplyEnqueued = TRUE;\r | |
424 | }\r | |
425 | \r | |
426 | Status = Out32 (Dev, MPT_REG_REQ_Q, MPT_SCSI_DMA_ADDR_LOW (Dev, IoRequest));\r | |
427 | if (EFI_ERROR (Status)) {\r | |
428 | return EFI_DEVICE_ERROR;\r | |
429 | }\r | |
430 | \r | |
431 | return EFI_SUCCESS;\r | |
432 | }\r | |
433 | \r | |
434 | STATIC\r | |
435 | EFI_STATUS\r | |
436 | MptScsiGetReply (\r | |
437 | IN MPT_SCSI_DEV *Dev,\r | |
438 | OUT UINT32 *Reply\r | |
439 | )\r | |
440 | {\r | |
441 | EFI_STATUS Status;\r | |
442 | UINT32 Istatus;\r | |
443 | UINT32 EmptyReply;\r | |
444 | \r | |
445 | //\r | |
446 | // Timeouts are not supported for\r | |
447 | // EFI_EXT_SCSI_PASS_THRU_PROTOCOL.PassThru() in this implementation.\r | |
448 | //\r | |
449 | for (;;) {\r | |
450 | Status = In32 (Dev, MPT_REG_ISTATUS, &Istatus);\r | |
451 | if (EFI_ERROR (Status)) {\r | |
452 | return Status;\r | |
453 | }\r | |
454 | \r | |
455 | //\r | |
456 | // Interrupt raised\r | |
457 | //\r | |
458 | if (Istatus & MPT_IMASK_REPLY) {\r | |
459 | break;\r | |
460 | }\r | |
461 | \r | |
462 | gBS->Stall (Dev->StallPerPollUsec);\r | |
463 | }\r | |
464 | \r | |
465 | Status = In32 (Dev, MPT_REG_REP_Q, Reply);\r | |
466 | if (EFI_ERROR (Status)) {\r | |
467 | return Status;\r | |
468 | }\r | |
469 | \r | |
470 | //\r | |
471 | // The driver is supposed to fetch replies until 0xffffffff is returned, which\r | |
472 | // will reset the interrupt status. We put only one request, so we expect the\r | |
473 | // next read reply to be the last.\r | |
474 | //\r | |
475 | Status = In32 (Dev, MPT_REG_REP_Q, &EmptyReply);\r | |
476 | if (EFI_ERROR (Status) || EmptyReply != MAX_UINT32) {\r | |
477 | return EFI_DEVICE_ERROR;\r | |
478 | }\r | |
479 | \r | |
480 | return EFI_SUCCESS;\r | |
481 | }\r | |
482 | \r | |
483 | STATIC\r | |
484 | EFI_STATUS\r | |
485 | MptScsiHandleReply (\r | |
486 | IN MPT_SCSI_DEV *Dev,\r | |
487 | IN UINT32 Reply,\r | |
488 | OUT EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet\r | |
489 | )\r | |
490 | {\r | |
491 | if (Packet->DataDirection == EFI_EXT_SCSI_DATA_DIRECTION_READ) {\r | |
492 | CopyMem (Packet->InDataBuffer, Dev->Dma->Data, Packet->InTransferLength);\r | |
493 | }\r | |
494 | \r | |
495 | if (Reply == Dev->Dma->IoRequest.Data.Header.MessageContext) {\r | |
496 | //\r | |
497 | // This is a turbo reply, everything is good\r | |
498 | //\r | |
499 | Packet->SenseDataLength = 0;\r | |
500 | Packet->HostAdapterStatus = EFI_EXT_SCSI_STATUS_HOST_ADAPTER_OK;\r | |
501 | Packet->TargetStatus = EFI_EXT_SCSI_STATUS_TARGET_GOOD;\r | |
502 | \r | |
503 | } else if ((Reply & BIT31) != 0) {\r | |
504 | DEBUG ((DEBUG_INFO, "%a: Full reply returned\n", __FUNCTION__));\r | |
505 | //\r | |
506 | // When reply MSB is set, we got a full reply. Since we submitted only one\r | |
507 | // reply frame, we know it's IoReply.\r | |
508 | //\r | |
509 | Dev->IoReplyEnqueued = FALSE;\r | |
510 | \r | |
511 | Packet->TargetStatus = Dev->Dma->IoReply.Data.ScsiStatus;\r | |
512 | //\r | |
513 | // Make sure device only lowers SenseDataLength before copying sense\r | |
514 | //\r | |
515 | ASSERT (Dev->Dma->IoReply.Data.SenseCount <= Packet->SenseDataLength);\r | |
516 | Packet->SenseDataLength =\r | |
517 | (UINT8)MIN (Dev->Dma->IoReply.Data.SenseCount, Packet->SenseDataLength);\r | |
518 | CopyMem (Packet->SenseData, Dev->Dma->Sense, Packet->SenseDataLength);\r | |
519 | \r | |
520 | if (Packet->DataDirection == EFI_EXT_SCSI_DATA_DIRECTION_READ) {\r | |
521 | Packet->InTransferLength = Dev->Dma->IoReply.Data.TransferCount;\r | |
522 | } else {\r | |
523 | Packet->OutTransferLength = Dev->Dma->IoReply.Data.TransferCount;\r | |
524 | }\r | |
525 | \r | |
526 | switch (Dev->Dma->IoReply.Data.IocStatus) {\r | |
527 | case MPT_SCSI_IOCSTATUS_SUCCESS:\r | |
528 | Packet->HostAdapterStatus = EFI_EXT_SCSI_STATUS_HOST_ADAPTER_OK;\r | |
529 | break;\r | |
530 | case MPT_SCSI_IOCSTATUS_DEVICE_NOT_THERE:\r | |
531 | Packet->HostAdapterStatus =\r | |
532 | EFI_EXT_SCSI_STATUS_HOST_ADAPTER_SELECTION_TIMEOUT;\r | |
533 | return EFI_TIMEOUT;\r | |
534 | case MPT_SCSI_IOCSTATUS_DATA_UNDERRUN:\r | |
535 | case MPT_SCSI_IOCSTATUS_DATA_OVERRUN:\r | |
536 | Packet->HostAdapterStatus =\r | |
537 | EFI_EXT_SCSI_STATUS_HOST_ADAPTER_DATA_OVERRUN_UNDERRUN;\r | |
538 | break;\r | |
539 | default:\r | |
540 | Packet->HostAdapterStatus = EFI_EXT_SCSI_STATUS_HOST_ADAPTER_OTHER;\r | |
541 | return EFI_DEVICE_ERROR;\r | |
542 | }\r | |
543 | \r | |
544 | } else {\r | |
545 | DEBUG ((DEBUG_ERROR, "%a: unexpected reply (%x)\n", __FUNCTION__, Reply));\r | |
546 | return ReportHostAdapterError (Packet);\r | |
547 | }\r | |
548 | \r | |
549 | return EFI_SUCCESS;\r | |
550 | }\r | |
551 | \r | |
a53e5b41 NL |
552 | //\r |
553 | // Ext SCSI Pass Thru\r | |
554 | //\r | |
555 | \r | |
556 | STATIC\r | |
557 | EFI_STATUS\r | |
558 | EFIAPI\r | |
559 | MptScsiPassThru (\r | |
560 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r | |
561 | IN UINT8 *Target,\r | |
562 | IN UINT64 Lun,\r | |
563 | IN OUT EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet,\r | |
564 | IN EFI_EVENT Event OPTIONAL\r | |
565 | )\r | |
566 | {\r | |
505812ae NL |
567 | EFI_STATUS Status;\r |
568 | MPT_SCSI_DEV *Dev;\r | |
569 | UINT32 Reply;\r | |
570 | \r | |
571 | Dev = MPT_SCSI_FROM_PASS_THRU (This);\r | |
572 | //\r | |
573 | // We only use first byte of target identifer\r | |
574 | //\r | |
575 | Status = MptScsiPopulateRequest (Dev, *Target, Lun, Packet);\r | |
576 | if (EFI_ERROR (Status)) {\r | |
577 | //\r | |
578 | // MptScsiPopulateRequest modified packet according to the error\r | |
579 | //\r | |
580 | return Status;\r | |
581 | }\r | |
582 | \r | |
583 | Status = MptScsiSendRequest (Dev, Packet);\r | |
584 | if (EFI_ERROR (Status)) {\r | |
585 | return ReportHostAdapterError (Packet);\r | |
586 | }\r | |
587 | \r | |
588 | Status = MptScsiGetReply (Dev, &Reply);\r | |
589 | if (EFI_ERROR (Status)) {\r | |
590 | return ReportHostAdapterError (Packet);\r | |
591 | }\r | |
592 | \r | |
593 | return MptScsiHandleReply (Dev, Reply, Packet);\r | |
a53e5b41 NL |
594 | }\r |
595 | \r | |
093cceaf NL |
596 | STATIC\r |
597 | BOOLEAN\r | |
598 | IsTargetInitialized (\r | |
599 | IN UINT8 *Target\r | |
600 | )\r | |
601 | {\r | |
602 | UINTN Idx;\r | |
603 | \r | |
604 | for (Idx = 0; Idx < TARGET_MAX_BYTES; ++Idx) {\r | |
605 | if (Target[Idx] != 0xFF) {\r | |
606 | return TRUE;\r | |
607 | }\r | |
608 | }\r | |
609 | return FALSE;\r | |
610 | }\r | |
611 | \r | |
a53e5b41 NL |
612 | STATIC\r |
613 | EFI_STATUS\r | |
614 | EFIAPI\r | |
615 | MptScsiGetNextTargetLun (\r | |
616 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r | |
617 | IN OUT UINT8 **Target,\r | |
618 | IN OUT UINT64 *Lun\r | |
619 | )\r | |
620 | {\r | |
093cceaf NL |
621 | MPT_SCSI_DEV *Dev;\r |
622 | \r | |
623 | Dev = MPT_SCSI_FROM_PASS_THRU (This);\r | |
624 | //\r | |
625 | // Currently support only LUN 0, so hardcode it\r | |
626 | //\r | |
627 | if (!IsTargetInitialized (*Target)) {\r | |
628 | ZeroMem (*Target, TARGET_MAX_BYTES);\r | |
629 | *Lun = 0;\r | |
630 | } else if (**Target > Dev->MaxTarget || *Lun > 0) {\r | |
631 | return EFI_INVALID_PARAMETER;\r | |
632 | } else if (**Target < Dev->MaxTarget) {\r | |
633 | //\r | |
634 | // This device interface support 256 targets only, so it's enough to\r | |
635 | // increment the LSB of Target, as it will never overflow.\r | |
636 | //\r | |
637 | **Target += 1;\r | |
638 | } else {\r | |
639 | return EFI_NOT_FOUND;\r | |
640 | }\r | |
641 | \r | |
642 | return EFI_SUCCESS;\r | |
a53e5b41 NL |
643 | }\r |
644 | \r | |
645 | STATIC\r | |
646 | EFI_STATUS\r | |
647 | EFIAPI\r | |
648 | MptScsiGetNextTarget (\r | |
649 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r | |
650 | IN OUT UINT8 **Target\r | |
651 | )\r | |
652 | {\r | |
093cceaf NL |
653 | MPT_SCSI_DEV *Dev;\r |
654 | \r | |
655 | Dev = MPT_SCSI_FROM_PASS_THRU (This);\r | |
656 | if (!IsTargetInitialized (*Target)) {\r | |
657 | ZeroMem (*Target, TARGET_MAX_BYTES);\r | |
658 | } else if (**Target > Dev->MaxTarget) {\r | |
659 | return EFI_INVALID_PARAMETER;\r | |
660 | } else if (**Target < Dev->MaxTarget) {\r | |
661 | //\r | |
662 | // This device interface support 256 targets only, so it's enough to\r | |
663 | // increment the LSB of Target, as it will never overflow.\r | |
664 | //\r | |
665 | **Target += 1;\r | |
666 | } else {\r | |
667 | return EFI_NOT_FOUND;\r | |
668 | }\r | |
669 | \r | |
670 | return EFI_SUCCESS;\r | |
a53e5b41 NL |
671 | }\r |
672 | \r | |
673 | STATIC\r | |
674 | EFI_STATUS\r | |
675 | EFIAPI\r | |
676 | MptScsiBuildDevicePath (\r | |
677 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r | |
678 | IN UINT8 *Target,\r | |
679 | IN UINT64 Lun,\r | |
680 | IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath\r | |
681 | )\r | |
682 | {\r | |
f9941d31 NL |
683 | MPT_SCSI_DEV *Dev;\r |
684 | SCSI_DEVICE_PATH *ScsiDevicePath;\r | |
685 | \r | |
686 | if (DevicePath == NULL) {\r | |
687 | return EFI_INVALID_PARAMETER;\r | |
688 | }\r | |
689 | \r | |
690 | //\r | |
691 | // This device support 256 targets only, so it's enough to dereference\r | |
692 | // the LSB of Target.\r | |
693 | //\r | |
694 | Dev = MPT_SCSI_FROM_PASS_THRU (This);\r | |
695 | if (*Target > Dev->MaxTarget || Lun > 0) {\r | |
696 | return EFI_NOT_FOUND;\r | |
697 | }\r | |
698 | \r | |
699 | ScsiDevicePath = AllocateZeroPool (sizeof (*ScsiDevicePath));\r | |
700 | if (ScsiDevicePath == NULL) {\r | |
701 | return EFI_OUT_OF_RESOURCES;\r | |
702 | }\r | |
703 | \r | |
704 | ScsiDevicePath->Header.Type = MESSAGING_DEVICE_PATH;\r | |
705 | ScsiDevicePath->Header.SubType = MSG_SCSI_DP;\r | |
706 | ScsiDevicePath->Header.Length[0] = (UINT8)sizeof (*ScsiDevicePath);\r | |
707 | ScsiDevicePath->Header.Length[1] = (UINT8)(sizeof (*ScsiDevicePath) >> 8);\r | |
708 | ScsiDevicePath->Pun = *Target;\r | |
709 | ScsiDevicePath->Lun = (UINT16)Lun;\r | |
710 | \r | |
711 | *DevicePath = &ScsiDevicePath->Header;\r | |
712 | return EFI_SUCCESS;\r | |
a53e5b41 NL |
713 | }\r |
714 | \r | |
715 | STATIC\r | |
716 | EFI_STATUS\r | |
717 | EFIAPI\r | |
718 | MptScsiGetTargetLun (\r | |
719 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r | |
720 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r | |
721 | OUT UINT8 **Target,\r | |
722 | OUT UINT64 *Lun\r | |
723 | )\r | |
724 | {\r | |
f9941d31 NL |
725 | MPT_SCSI_DEV *Dev;\r |
726 | SCSI_DEVICE_PATH *ScsiDevicePath;\r | |
727 | \r | |
728 | if (DevicePath == NULL ||\r | |
729 | Target == NULL || *Target == NULL || Lun == NULL) {\r | |
730 | return EFI_INVALID_PARAMETER;\r | |
731 | }\r | |
732 | \r | |
733 | if (DevicePath->Type != MESSAGING_DEVICE_PATH ||\r | |
734 | DevicePath->SubType != MSG_SCSI_DP) {\r | |
735 | return EFI_UNSUPPORTED;\r | |
736 | }\r | |
737 | \r | |
738 | Dev = MPT_SCSI_FROM_PASS_THRU (This);\r | |
739 | ScsiDevicePath = (SCSI_DEVICE_PATH *)DevicePath;\r | |
740 | if (ScsiDevicePath->Pun > Dev->MaxTarget ||\r | |
741 | ScsiDevicePath->Lun > 0) {\r | |
742 | return EFI_NOT_FOUND;\r | |
743 | }\r | |
744 | \r | |
745 | ZeroMem (*Target, TARGET_MAX_BYTES);\r | |
746 | //\r | |
747 | // This device support 256 targets only, so it's enough to set the LSB\r | |
748 | // of Target.\r | |
749 | //\r | |
750 | **Target = (UINT8)ScsiDevicePath->Pun;\r | |
751 | *Lun = ScsiDevicePath->Lun;\r | |
752 | \r | |
753 | return EFI_SUCCESS;\r | |
a53e5b41 NL |
754 | }\r |
755 | \r | |
756 | STATIC\r | |
757 | EFI_STATUS\r | |
758 | EFIAPI\r | |
759 | MptScsiResetChannel (\r | |
760 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This\r | |
761 | )\r | |
762 | {\r | |
763 | return EFI_UNSUPPORTED;\r | |
764 | }\r | |
765 | \r | |
c635a563 NL |
766 | STATIC\r |
767 | VOID\r | |
768 | EFIAPI\r | |
769 | MptScsiExitBoot (\r | |
770 | IN EFI_EVENT Event,\r | |
771 | IN VOID *Context\r | |
772 | )\r | |
773 | {\r | |
774 | MPT_SCSI_DEV *Dev;\r | |
775 | \r | |
776 | Dev = Context;\r | |
777 | DEBUG ((DEBUG_VERBOSE, "%a: Context=0x%p\n", __FUNCTION__, Context));\r | |
778 | MptScsiReset (Dev);\r | |
779 | }\r | |
a53e5b41 NL |
780 | STATIC\r |
781 | EFI_STATUS\r | |
782 | EFIAPI\r | |
783 | MptScsiResetTargetLun (\r | |
784 | IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r | |
785 | IN UINT8 *Target,\r | |
786 | IN UINT64 Lun\r | |
787 | )\r | |
788 | {\r | |
789 | return EFI_UNSUPPORTED;\r | |
790 | }\r | |
791 | \r | |
ad8f2d6b NL |
792 | //\r |
793 | // Driver Binding\r | |
794 | //\r | |
795 | \r | |
796 | STATIC\r | |
797 | EFI_STATUS\r | |
798 | EFIAPI\r | |
799 | MptScsiControllerSupported (\r | |
800 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
801 | IN EFI_HANDLE ControllerHandle,\r | |
802 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
803 | )\r | |
804 | {\r | |
f4707442 NL |
805 | EFI_STATUS Status;\r |
806 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
807 | PCI_TYPE00 Pci;\r | |
808 | \r | |
809 | Status = gBS->OpenProtocol (\r | |
810 | ControllerHandle,\r | |
811 | &gEfiPciIoProtocolGuid,\r | |
812 | (VOID **)&PciIo,\r | |
813 | This->DriverBindingHandle,\r | |
814 | ControllerHandle,\r | |
815 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
816 | );\r | |
817 | if (EFI_ERROR (Status)) {\r | |
818 | return Status;\r | |
819 | }\r | |
820 | \r | |
821 | Status = PciIo->Pci.Read (\r | |
822 | PciIo,\r | |
823 | EfiPciIoWidthUint32,\r | |
824 | 0,\r | |
825 | sizeof (Pci) / sizeof (UINT32),\r | |
826 | &Pci\r | |
827 | );\r | |
828 | if (EFI_ERROR (Status)) {\r | |
829 | goto Done;\r | |
830 | }\r | |
831 | \r | |
832 | if (Pci.Hdr.VendorId == LSI_LOGIC_PCI_VENDOR_ID &&\r | |
833 | (Pci.Hdr.DeviceId == LSI_53C1030_PCI_DEVICE_ID ||\r | |
834 | Pci.Hdr.DeviceId == LSI_SAS1068_PCI_DEVICE_ID ||\r | |
835 | Pci.Hdr.DeviceId == LSI_SAS1068E_PCI_DEVICE_ID)) {\r | |
836 | Status = EFI_SUCCESS;\r | |
837 | } else {\r | |
838 | Status = EFI_UNSUPPORTED;\r | |
839 | }\r | |
840 | \r | |
841 | Done:\r | |
842 | gBS->CloseProtocol (\r | |
843 | ControllerHandle,\r | |
844 | &gEfiPciIoProtocolGuid,\r | |
845 | This->DriverBindingHandle,\r | |
846 | ControllerHandle\r | |
847 | );\r | |
848 | return Status;\r | |
ad8f2d6b NL |
849 | }\r |
850 | \r | |
851 | STATIC\r | |
852 | EFI_STATUS\r | |
853 | EFIAPI\r | |
854 | MptScsiControllerStart (\r | |
855 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
856 | IN EFI_HANDLE ControllerHandle,\r | |
857 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
858 | )\r | |
859 | {\r | |
a53e5b41 NL |
860 | EFI_STATUS Status;\r |
861 | MPT_SCSI_DEV *Dev;\r | |
505812ae NL |
862 | UINTN Pages;\r |
863 | UINTN BytesMapped;\r | |
a53e5b41 NL |
864 | \r |
865 | Dev = AllocateZeroPool (sizeof (*Dev));\r | |
866 | if (Dev == NULL) {\r | |
867 | return EFI_OUT_OF_RESOURCES;\r | |
868 | }\r | |
869 | \r | |
870 | Dev->Signature = MPT_SCSI_DEV_SIGNATURE;\r | |
871 | \r | |
093cceaf | 872 | Dev->MaxTarget = PcdGet8 (PcdMptScsiMaxTargetLimit);\r |
505812ae | 873 | Dev->StallPerPollUsec = PcdGet32 (PcdMptScsiStallPerPollUsec);\r |
093cceaf | 874 | \r |
da8c0b8f NL |
875 | Status = gBS->OpenProtocol (\r |
876 | ControllerHandle,\r | |
877 | &gEfiPciIoProtocolGuid,\r | |
878 | (VOID **)&Dev->PciIo,\r | |
879 | This->DriverBindingHandle,\r | |
880 | ControllerHandle,\r | |
881 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
882 | );\r | |
883 | if (EFI_ERROR (Status)) {\r | |
884 | goto FreePool;\r | |
885 | }\r | |
886 | \r | |
ecdbdba6 NL |
887 | Status = Dev->PciIo->Attributes (\r |
888 | Dev->PciIo,\r | |
889 | EfiPciIoAttributeOperationGet,\r | |
890 | 0,\r | |
891 | &Dev->OriginalPciAttributes\r | |
892 | );\r | |
893 | if (EFI_ERROR (Status)) {\r | |
894 | goto CloseProtocol;\r | |
895 | }\r | |
896 | \r | |
897 | //\r | |
898 | // Enable I/O Space & Bus-Mastering\r | |
899 | //\r | |
900 | Status = Dev->PciIo->Attributes (\r | |
901 | Dev->PciIo,\r | |
902 | EfiPciIoAttributeOperationEnable,\r | |
903 | (EFI_PCI_IO_ATTRIBUTE_IO |\r | |
904 | EFI_PCI_IO_ATTRIBUTE_BUS_MASTER),\r | |
905 | NULL\r | |
906 | );\r | |
907 | if (EFI_ERROR (Status)) {\r | |
908 | goto CloseProtocol;\r | |
909 | }\r | |
910 | \r | |
911 | //\r | |
912 | // Signal device supports 64-bit DMA addresses\r | |
913 | //\r | |
914 | Status = Dev->PciIo->Attributes (\r | |
915 | Dev->PciIo,\r | |
916 | EfiPciIoAttributeOperationEnable,\r | |
917 | EFI_PCI_IO_ATTRIBUTE_DUAL_ADDRESS_CYCLE,\r | |
918 | NULL\r | |
919 | );\r | |
920 | if (EFI_ERROR (Status)) {\r | |
921 | //\r | |
922 | // Warn user that device will only be using 32-bit DMA addresses.\r | |
923 | //\r | |
924 | // Note that this does not prevent the device/driver from working\r | |
925 | // and therefore we only warn and continue as usual.\r | |
926 | //\r | |
927 | DEBUG ((\r | |
928 | DEBUG_WARN,\r | |
929 | "%a: failed to enable 64-bit DMA addresses\n",\r | |
930 | __FUNCTION__\r | |
931 | ));\r | |
932 | }\r | |
933 | \r | |
505812ae NL |
934 | //\r |
935 | // Create buffers for data transfer\r | |
936 | //\r | |
937 | Pages = EFI_SIZE_TO_PAGES (sizeof (*Dev->Dma));\r | |
938 | Status = Dev->PciIo->AllocateBuffer (\r | |
939 | Dev->PciIo,\r | |
940 | AllocateAnyPages,\r | |
941 | EfiBootServicesData,\r | |
942 | Pages,\r | |
943 | (VOID **)&Dev->Dma,\r | |
944 | EFI_PCI_ATTRIBUTE_MEMORY_CACHED\r | |
945 | );\r | |
81cada98 NL |
946 | if (EFI_ERROR (Status)) {\r |
947 | goto RestoreAttributes;\r | |
948 | }\r | |
949 | \r | |
505812ae NL |
950 | BytesMapped = EFI_PAGES_TO_SIZE (Pages);\r |
951 | Status = Dev->PciIo->Map (\r | |
952 | Dev->PciIo,\r | |
953 | EfiPciIoOperationBusMasterCommonBuffer,\r | |
954 | Dev->Dma,\r | |
955 | &BytesMapped,\r | |
956 | &Dev->DmaPhysical,\r | |
957 | &Dev->DmaMapping\r | |
958 | );\r | |
959 | if (EFI_ERROR (Status)) {\r | |
960 | goto FreeBuffer;\r | |
961 | }\r | |
962 | \r | |
963 | if (BytesMapped != EFI_PAGES_TO_SIZE (Pages)) {\r | |
964 | Status = EFI_OUT_OF_RESOURCES;\r | |
965 | goto Unmap;\r | |
966 | }\r | |
967 | \r | |
968 | Status = MptScsiInit (Dev);\r | |
969 | if (EFI_ERROR (Status)) {\r | |
970 | goto Unmap;\r | |
971 | }\r | |
972 | \r | |
c635a563 NL |
973 | Status = gBS->CreateEvent (\r |
974 | EVT_SIGNAL_EXIT_BOOT_SERVICES,\r | |
975 | TPL_CALLBACK,\r | |
976 | &MptScsiExitBoot,\r | |
977 | Dev,\r | |
978 | &Dev->ExitBoot\r | |
979 | );\r | |
980 | if (EFI_ERROR (Status)) {\r | |
981 | goto UninitDev;\r | |
982 | }\r | |
983 | \r | |
a53e5b41 NL |
984 | //\r |
985 | // Host adapter channel, doesn't exist\r | |
986 | //\r | |
987 | Dev->PassThruMode.AdapterId = MAX_UINT32;\r | |
988 | Dev->PassThruMode.Attributes =\r | |
989 | EFI_EXT_SCSI_PASS_THRU_ATTRIBUTES_PHYSICAL |\r | |
990 | EFI_EXT_SCSI_PASS_THRU_ATTRIBUTES_LOGICAL;\r | |
991 | \r | |
992 | Dev->PassThru.Mode = &Dev->PassThruMode;\r | |
993 | Dev->PassThru.PassThru = &MptScsiPassThru;\r | |
994 | Dev->PassThru.GetNextTargetLun = &MptScsiGetNextTargetLun;\r | |
995 | Dev->PassThru.BuildDevicePath = &MptScsiBuildDevicePath;\r | |
996 | Dev->PassThru.GetTargetLun = &MptScsiGetTargetLun;\r | |
997 | Dev->PassThru.ResetChannel = &MptScsiResetChannel;\r | |
998 | Dev->PassThru.ResetTargetLun = &MptScsiResetTargetLun;\r | |
999 | Dev->PassThru.GetNextTarget = &MptScsiGetNextTarget;\r | |
1000 | \r | |
1001 | Status = gBS->InstallProtocolInterface (\r | |
1002 | &ControllerHandle,\r | |
1003 | &gEfiExtScsiPassThruProtocolGuid,\r | |
1004 | EFI_NATIVE_INTERFACE,\r | |
1005 | &Dev->PassThru\r | |
1006 | );\r | |
1007 | if (EFI_ERROR (Status)) {\r | |
c635a563 | 1008 | goto CloseExitBoot;\r |
a53e5b41 NL |
1009 | }\r |
1010 | \r | |
1011 | return EFI_SUCCESS;\r | |
1012 | \r | |
c635a563 NL |
1013 | CloseExitBoot:\r |
1014 | gBS->CloseEvent (Dev->ExitBoot);\r | |
1015 | \r | |
81cada98 NL |
1016 | UninitDev:\r |
1017 | MptScsiReset (Dev);\r | |
1018 | \r | |
505812ae NL |
1019 | Unmap:\r |
1020 | Dev->PciIo->Unmap (\r | |
1021 | Dev->PciIo,\r | |
1022 | Dev->DmaMapping\r | |
1023 | );\r | |
1024 | \r | |
1025 | FreeBuffer:\r | |
1026 | Dev->PciIo->FreeBuffer (\r | |
1027 | Dev->PciIo,\r | |
1028 | Pages,\r | |
1029 | Dev->Dma\r | |
1030 | );\r | |
1031 | \r | |
ecdbdba6 NL |
1032 | RestoreAttributes:\r |
1033 | Dev->PciIo->Attributes (\r | |
1034 | Dev->PciIo,\r | |
1035 | EfiPciIoAttributeOperationSet,\r | |
1036 | Dev->OriginalPciAttributes,\r | |
1037 | NULL\r | |
1038 | );\r | |
1039 | \r | |
da8c0b8f NL |
1040 | CloseProtocol:\r |
1041 | gBS->CloseProtocol (\r | |
1042 | ControllerHandle,\r | |
1043 | &gEfiPciIoProtocolGuid,\r | |
1044 | This->DriverBindingHandle,\r | |
1045 | ControllerHandle\r | |
1046 | );\r | |
1047 | \r | |
a53e5b41 NL |
1048 | FreePool:\r |
1049 | FreePool (Dev);\r | |
1050 | \r | |
1051 | return Status;\r | |
ad8f2d6b NL |
1052 | }\r |
1053 | \r | |
1054 | STATIC\r | |
1055 | EFI_STATUS\r | |
1056 | EFIAPI\r | |
1057 | MptScsiControllerStop (\r | |
1058 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1059 | IN EFI_HANDLE ControllerHandle,\r | |
1060 | IN UINTN NumberOfChildren,\r | |
1061 | IN EFI_HANDLE *ChildHandleBuffer\r | |
1062 | )\r | |
1063 | {\r | |
a53e5b41 NL |
1064 | EFI_STATUS Status;\r |
1065 | EFI_EXT_SCSI_PASS_THRU_PROTOCOL *PassThru;\r | |
1066 | MPT_SCSI_DEV *Dev;\r | |
1067 | \r | |
1068 | Status = gBS->OpenProtocol (\r | |
1069 | ControllerHandle,\r | |
1070 | &gEfiExtScsiPassThruProtocolGuid,\r | |
1071 | (VOID **)&PassThru,\r | |
1072 | This->DriverBindingHandle,\r | |
1073 | ControllerHandle,\r | |
1074 | EFI_OPEN_PROTOCOL_GET_PROTOCOL // Lookup only\r | |
1075 | );\r | |
1076 | if (EFI_ERROR (Status)) {\r | |
1077 | return Status;\r | |
1078 | }\r | |
1079 | \r | |
1080 | Dev = MPT_SCSI_FROM_PASS_THRU (PassThru);\r | |
1081 | \r | |
1082 | Status = gBS->UninstallProtocolInterface (\r | |
1083 | ControllerHandle,\r | |
1084 | &gEfiExtScsiPassThruProtocolGuid,\r | |
1085 | &Dev->PassThru\r | |
1086 | );\r | |
1087 | if (EFI_ERROR (Status)) {\r | |
1088 | return Status;\r | |
1089 | }\r | |
1090 | \r | |
c635a563 NL |
1091 | gBS->CloseEvent (Dev->ExitBoot);\r |
1092 | \r | |
81cada98 NL |
1093 | MptScsiReset (Dev);\r |
1094 | \r | |
505812ae NL |
1095 | Dev->PciIo->Unmap (\r |
1096 | Dev->PciIo,\r | |
1097 | Dev->DmaMapping\r | |
1098 | );\r | |
1099 | \r | |
1100 | Dev->PciIo->FreeBuffer (\r | |
1101 | Dev->PciIo,\r | |
1102 | EFI_SIZE_TO_PAGES (sizeof (*Dev->Dma)),\r | |
1103 | Dev->Dma\r | |
1104 | );\r | |
1105 | \r | |
ecdbdba6 NL |
1106 | Dev->PciIo->Attributes (\r |
1107 | Dev->PciIo,\r | |
1108 | EfiPciIoAttributeOperationSet,\r | |
1109 | Dev->OriginalPciAttributes,\r | |
1110 | NULL\r | |
1111 | );\r | |
1112 | \r | |
da8c0b8f NL |
1113 | gBS->CloseProtocol (\r |
1114 | ControllerHandle,\r | |
1115 | &gEfiPciIoProtocolGuid,\r | |
1116 | This->DriverBindingHandle,\r | |
1117 | ControllerHandle\r | |
1118 | );\r | |
1119 | \r | |
a53e5b41 NL |
1120 | FreePool (Dev);\r |
1121 | \r | |
1122 | return Status;\r | |
ad8f2d6b NL |
1123 | }\r |
1124 | \r | |
1125 | STATIC\r | |
1126 | EFI_DRIVER_BINDING_PROTOCOL mMptScsiDriverBinding = {\r | |
1127 | &MptScsiControllerSupported,\r | |
1128 | &MptScsiControllerStart,\r | |
1129 | &MptScsiControllerStop,\r | |
1130 | MPT_SCSI_BINDING_VERSION,\r | |
1131 | NULL, // ImageHandle, filled by EfiLibInstallDriverBindingComponentName2\r | |
1132 | NULL, // DriverBindingHandle, filled as well\r | |
1133 | };\r | |
1134 | \r | |
be7fcaa1 NL |
1135 | //\r |
1136 | // Component Name\r | |
1137 | //\r | |
1138 | \r | |
1139 | STATIC\r | |
1140 | EFI_UNICODE_STRING_TABLE mDriverNameTable[] = {\r | |
1141 | { "eng;en", L"LSI Fusion MPT SCSI Driver" },\r | |
1142 | { NULL, NULL }\r | |
1143 | };\r | |
1144 | \r | |
1145 | STATIC\r | |
1146 | EFI_COMPONENT_NAME_PROTOCOL mComponentName;\r | |
1147 | \r | |
1148 | EFI_STATUS\r | |
1149 | EFIAPI\r | |
1150 | MptScsiGetDriverName (\r | |
1151 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
1152 | IN CHAR8 *Language,\r | |
1153 | OUT CHAR16 **DriverName\r | |
1154 | )\r | |
1155 | {\r | |
1156 | return LookupUnicodeString2 (\r | |
1157 | Language,\r | |
1158 | This->SupportedLanguages,\r | |
1159 | mDriverNameTable,\r | |
1160 | DriverName,\r | |
1161 | (BOOLEAN)(This == &mComponentName) // Iso639Language\r | |
1162 | );\r | |
1163 | }\r | |
1164 | \r | |
1165 | EFI_STATUS\r | |
1166 | EFIAPI\r | |
1167 | MptScsiGetDeviceName (\r | |
1168 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
1169 | IN EFI_HANDLE DeviceHandle,\r | |
1170 | IN EFI_HANDLE ChildHandle,\r | |
1171 | IN CHAR8 *Language,\r | |
1172 | OUT CHAR16 **ControllerName\r | |
1173 | )\r | |
1174 | {\r | |
1175 | return EFI_UNSUPPORTED;\r | |
1176 | }\r | |
1177 | \r | |
1178 | STATIC\r | |
1179 | EFI_COMPONENT_NAME_PROTOCOL mComponentName = {\r | |
1180 | &MptScsiGetDriverName,\r | |
1181 | &MptScsiGetDeviceName,\r | |
1182 | "eng" // SupportedLanguages, ISO 639-2 language codes\r | |
1183 | };\r | |
1184 | \r | |
1185 | STATIC\r | |
1186 | EFI_COMPONENT_NAME2_PROTOCOL mComponentName2 = {\r | |
1187 | (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) &MptScsiGetDriverName,\r | |
1188 | (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) &MptScsiGetDeviceName,\r | |
1189 | "en" // SupportedLanguages, RFC 4646 language codes\r | |
1190 | };\r | |
1191 | \r | |
feec20b2 NL |
1192 | //\r |
1193 | // Entry Point\r | |
1194 | //\r | |
1195 | \r | |
1196 | EFI_STATUS\r | |
1197 | EFIAPI\r | |
1198 | MptScsiEntryPoint (\r | |
1199 | IN EFI_HANDLE ImageHandle,\r | |
1200 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
1201 | )\r | |
1202 | {\r | |
ad8f2d6b NL |
1203 | return EfiLibInstallDriverBindingComponentName2 (\r |
1204 | ImageHandle,\r | |
1205 | SystemTable,\r | |
1206 | &mMptScsiDriverBinding,\r | |
1207 | ImageHandle, // The handle to install onto\r | |
be7fcaa1 NL |
1208 | &mComponentName,\r |
1209 | &mComponentName2\r | |
ad8f2d6b | 1210 | );\r |
feec20b2 | 1211 | }\r |