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92870c98 | 1 | /** @file\r |
2 | \r | |
3 | This file contains the definition for XHCI host controller schedule routines.\r | |
4 | \r | |
5 | Copyright (c) 2011, Intel Corporation. All rights reserved.<BR>\r | |
6 | This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #ifndef _EFI_XHCI_SCHED_H_\r | |
17 | #define _EFI_XHCI_SCHED_H_\r | |
18 | \r | |
19 | #define XHC_URB_SIG SIGNATURE_32 ('U', 'S', 'B', 'R')\r | |
20 | \r | |
21 | //\r | |
22 | // Transfer types, used in URB to identify the transfer type\r | |
23 | //\r | |
24 | #define XHC_CTRL_TRANSFER 0x01\r | |
25 | #define XHC_BULK_TRANSFER 0x02\r | |
26 | #define XHC_INT_TRANSFER_SYNC 0x04\r | |
27 | #define XHC_INT_TRANSFER_ASYNC 0x08\r | |
28 | #define XHC_INT_ONLY_TRANSFER_ASYNC 0x10\r | |
29 | \r | |
30 | //\r | |
31 | // 6.4.6 TRB Types\r | |
32 | //\r | |
33 | #define TRB_TYPE_NORMAL 1\r | |
34 | #define TRB_TYPE_SETUP_STAGE 2\r | |
35 | #define TRB_TYPE_DATA_STAGE 3\r | |
36 | #define TRB_TYPE_STATUS_STAGE 4\r | |
37 | #define TRB_TYPE_ISOCH 5\r | |
38 | #define TRB_TYPE_LINK 6\r | |
39 | #define TRB_TYPE_EVENT_DATA 7\r | |
40 | #define TRB_TYPE_NO_OP 8\r | |
41 | #define TRB_TYPE_EN_SLOT 9\r | |
42 | #define TRB_TYPE_DIS_SLOT 10\r | |
43 | #define TRB_TYPE_ADDRESS_DEV 11\r | |
44 | #define TRB_TYPE_CON_ENDPOINT 12\r | |
45 | #define TRB_TYPE_EVALU_CONTXT 13\r | |
46 | #define TRB_TYPE_RESET_ENDPOINT 14\r | |
47 | #define TRB_TYPE_STOP_ENDPOINT 15\r | |
48 | #define TRB_TYPE_SET_TR_DEQUE 16\r | |
49 | #define TRB_TYPE_RESET_DEV 17\r | |
50 | #define TRB_TYPE_GET_PORT_BANW 21\r | |
51 | #define TRB_TYPE_FORCE_HEADER 22\r | |
52 | #define TRB_TYPE_NO_OP_COMMAND 23\r | |
53 | #define TRB_TYPE_TRANS_EVENT 32\r | |
54 | #define TRB_TYPE_COMMAND_COMPLT_EVENT 33\r | |
55 | #define TRB_TYPE_PORT_STATUS_CHANGE_EVENT 34\r | |
56 | #define TRB_TYPE_HOST_CONTROLLER_EVENT 37\r | |
57 | #define TRB_TYPE_DEVICE_NOTIFI_EVENT 38\r | |
58 | #define TRB_TYPE_MFINDEX_WRAP_EVENT 39\r | |
59 | \r | |
60 | //\r | |
61 | // Endpoint Type (EP Type).\r | |
62 | //\r | |
63 | #define ED_NOT_VALID 0\r | |
64 | #define ED_ISOCH_OUT 1\r | |
65 | #define ED_BULK_OUT 2\r | |
66 | #define ED_INTERRUPT_OUT 3\r | |
67 | #define ED_CONTROL_BIDIR 4\r | |
68 | #define ED_ISOCH_IN 5\r | |
69 | #define ED_BULK_IN 6\r | |
70 | #define ED_INTERRUPT_IN 7\r | |
71 | \r | |
72 | //\r | |
73 | // 6.4.5 TRB Completion Codes\r | |
74 | //\r | |
75 | #define TRB_COMPLETION_INVALID 0\r | |
76 | #define TRB_COMPLETION_SUCCESS 1\r | |
77 | #define TRB_COMPLETION_DATA_BUFFER_ERROR 2\r | |
78 | #define TRB_COMPLETION_BABBLE_ERROR 3\r | |
79 | #define TRB_COMPLETION_USB_TRANSACTION_ERROR 4\r | |
80 | #define TRB_COMPLETION_TRB_ERROR 5\r | |
81 | #define TRB_COMPLETION_STALL_ERROR 6\r | |
82 | #define TRB_COMPLETION_SHORT_PACKET 13\r | |
83 | \r | |
84 | //\r | |
85 | // USB device RouteChart record\r | |
86 | //\r | |
87 | typedef union _USB_DEV_TOPOLOGY {\r | |
88 | UINT32 Dword;\r | |
89 | struct {\r | |
90 | UINT32 RouteString:20; ///< The tier concatenation of down stream port\r | |
91 | UINT32 RootPortNum:8; ///< The root port number of the chain\r | |
92 | UINT32 TierNum:4; ///< The Tier the device reside\r | |
93 | } Field;\r | |
94 | } USB_DEV_ROUTE;\r | |
95 | \r | |
96 | //\r | |
97 | // Endpoint address and its capabilities\r | |
98 | //\r | |
99 | typedef struct _USB_ENDPOINT {\r | |
100 | UINT8 DevAddr;\r | |
101 | UINT8 EpAddr;\r | |
102 | EFI_USB_DATA_DIRECTION Direction;\r | |
103 | UINT8 DevSpeed;\r | |
104 | UINTN MaxPacket;\r | |
105 | UINTN Type;\r | |
106 | } USB_ENDPOINT;\r | |
107 | \r | |
108 | //\r | |
109 | // Command TRB\r | |
110 | //\r | |
111 | typedef struct _TRB {\r | |
112 | UINT32 Dword1;\r | |
113 | UINT32 Dword2;\r | |
114 | UINT32 Dword3;\r | |
115 | UINT32 CycleBit:1;\r | |
116 | UINT32 RsvdZ1:9;\r | |
117 | UINT32 Type:6;\r | |
118 | UINT32 RsvdZ2:16;\r | |
119 | } TRB;\r | |
120 | \r | |
121 | typedef struct _TRANSFER_RING {\r | |
122 | VOID *RingSeg0;\r | |
123 | UINTN TrbNumber;\r | |
124 | TRB *RingEnqueue;\r | |
125 | TRB *RingDequeue;\r | |
126 | UINT32 RingPCS;\r | |
127 | } TRANSFER_RING;\r | |
128 | \r | |
129 | typedef struct _EVENT_RING {\r | |
130 | UINT32 EventInterrupter;\r | |
131 | VOID *ERSTBase;\r | |
132 | VOID *EventRingSeg0;\r | |
133 | UINTN TrbNumber;\r | |
134 | TRB *EventRingEnqueue;\r | |
135 | TRB *EventRingDequeue;\r | |
136 | UINT32 EventRingCCS;\r | |
137 | } EVENT_RING;\r | |
138 | \r | |
139 | //\r | |
140 | // URB (Usb Request Block) contains information for all kinds of\r | |
141 | // usb requests.\r | |
142 | //\r | |
143 | typedef struct _URB {\r | |
144 | UINT32 Signature;\r | |
145 | LIST_ENTRY UrbList;\r | |
146 | //\r | |
147 | // Usb Device URB related information\r | |
148 | //\r | |
149 | USB_ENDPOINT Ep;\r | |
150 | EFI_USB_DEVICE_REQUEST *Request;\r | |
151 | VOID *Data;\r | |
152 | UINTN DataLen;\r | |
153 | EFI_ASYNC_USB_TRANSFER_CALLBACK Callback;\r | |
154 | VOID *Context;\r | |
155 | //\r | |
156 | // Execute result\r | |
157 | //\r | |
158 | UINT32 Result;\r | |
159 | //\r | |
160 | // completed data length\r | |
161 | //\r | |
162 | UINTN Completed;\r | |
163 | //\r | |
164 | // Command/Tranfer Ring info\r | |
165 | //\r | |
166 | TRANSFER_RING *Ring;\r | |
167 | TRB *TrbStart;\r | |
168 | TRB *TrbEnd;\r | |
169 | UINTN TrbNum;\r | |
170 | EVENT_RING *EvtRing;\r | |
171 | TRB *EvtTrbStart;\r | |
172 | } URB;\r | |
173 | \r | |
174 | //\r | |
175 | // 5.5.2 Interrupter Register Set\r | |
176 | //\r | |
177 | typedef struct _INTERRUPTER_REGISTER_SET {\r | |
178 | UINT32 InterrupterManagement;\r | |
179 | UINT32 InterrupterModeration;\r | |
180 | UINT32 RingSegTableSize:16;\r | |
181 | UINT32 RsvdZ1:16;\r | |
182 | UINT32 RsvdZ2;\r | |
183 | UINT32 BasePtrLo;\r | |
184 | UINT32 BasePtrHi;\r | |
185 | UINT32 DequeLo;\r | |
186 | UINT32 DequeHi;\r | |
187 | } INTERRUPTER_REGISTER_SET;\r | |
188 | \r | |
189 | //\r | |
190 | // Host Controller Runtime Registers\r | |
191 | //\r | |
192 | typedef struct _HC_RUNTIME_REGS {\r | |
193 | UINT32 MicroframeIndex;\r | |
194 | UINT32 RsvdZ1;\r | |
195 | UINT64 RsvdZ2;\r | |
196 | UINT64 RsvdZ3;\r | |
197 | UINT64 RsvdZ4;\r | |
198 | INTERRUPTER_REGISTER_SET IR[1];\r | |
199 | } HC_RUNTIME_REGS;\r | |
200 | \r | |
201 | //\r | |
202 | // 6.5 Event Ring Segment Table\r | |
203 | // The Event Ring Segment Table is used to define multi-segment Event Rings and to enable runtime\r | |
204 | // expansion and shrinking of the Event Ring. The location of the Event Ring Segment Table is defined by the\r | |
205 | // Event Ring Segment Table Base Address Register (5.5.2.3.2). The size of the Event Ring Segment Table\r | |
206 | // is defined by the Event Ring Segment Table Base Size Register (5.5.2.3.1).\r | |
207 | //\r | |
208 | typedef struct _EVENT_RING_SEG_TABLE_ENTRY {\r | |
209 | UINT32 PtrLo;\r | |
210 | UINT32 PtrHi;\r | |
211 | UINT32 RingTrbSize:16;\r | |
212 | UINT32 RsvdZ1:16;\r | |
213 | UINT32 RsvdZ2;\r | |
214 | } EVENT_RING_SEG_TABLE_ENTRY;\r | |
215 | \r | |
216 | //\r | |
217 | // 6.4.1.1 Normal TRB\r | |
218 | // A Normal TRB is used in several ways; exclusively on Bulk and Interrupt Transfer Rings for normal and\r | |
219 | // Scatter/Gather operations, to define additional data buffers for Scatter/Gather operations on Isoch Transfer\r | |
220 | // Rings, and to define the Data stage information for Control Transfer Rings.\r | |
221 | //\r | |
222 | typedef struct _TRANSFER_TRB_NORMAL {\r | |
223 | UINT32 TRBPtrLo;\r | |
224 | UINT32 TRBPtrHi;\r | |
225 | UINT32 Lenth:17;\r | |
226 | UINT32 TDSize:5;\r | |
227 | UINT32 IntTarget:10;\r | |
228 | UINT32 CycleBit:1;\r | |
229 | UINT32 ENT:1;\r | |
230 | UINT32 ISP:1;\r | |
231 | UINT32 NS:1;\r | |
232 | UINT32 CH:1;\r | |
233 | UINT32 IOC:1;\r | |
234 | UINT32 IDT:1;\r | |
235 | UINT32 RsvdZ1:2;\r | |
236 | UINT32 BEI:1;\r | |
237 | UINT32 Type:6;\r | |
238 | UINT32 RsvdZ2:16;\r | |
239 | } TRANSFER_TRB_NORMAL;\r | |
240 | \r | |
241 | //\r | |
242 | // 6.4.1.2.1 Setup Stage TRB\r | |
243 | // A Setup Stage TRB is created by system software to initiate a USB Setup packet on a control endpoint.\r | |
244 | //\r | |
245 | typedef struct _TRANSFER_TRB_CONTROL_SETUP{\r | |
246 | UINT32 bmRequestType:8;\r | |
247 | UINT32 bRequest:8;\r | |
248 | UINT32 wValue:16;\r | |
249 | \r | |
250 | UINT32 wIndex:16;\r | |
251 | UINT32 wLength:16;\r | |
252 | \r | |
253 | UINT32 Lenth:17;\r | |
254 | UINT32 RsvdZ1:5;\r | |
255 | UINT32 IntTarget:10;\r | |
256 | \r | |
257 | UINT32 CycleBit:1;\r | |
258 | UINT32 RsvdZ2:4;\r | |
259 | UINT32 IOC:1;\r | |
260 | UINT32 IDT:1;\r | |
261 | UINT32 RsvdZ3:3;\r | |
262 | UINT32 Type:6;\r | |
263 | UINT32 TRT:2;\r | |
264 | UINT32 RsvdZ4:14;\r | |
265 | } TRANSFER_TRB_CONTROL_SETUP;\r | |
266 | \r | |
267 | //\r | |
268 | // 6.4.1.2.2 Data Stage TRB\r | |
269 | // A Data Stage TRB is used generate the Data stage transaction of a USB Control transfer.\r | |
270 | //\r | |
271 | typedef struct _TRANSFER_TRB_CONTROL_DATA {\r | |
272 | UINT32 TRBPtrLo;\r | |
273 | UINT32 TRBPtrHi;\r | |
274 | UINT32 Lenth:17;\r | |
275 | UINT32 TDSize:5;\r | |
276 | UINT32 IntTarget:10;\r | |
277 | UINT32 CycleBit:1;\r | |
278 | UINT32 ENT:1;\r | |
279 | UINT32 ISP:1;\r | |
280 | UINT32 NS:1;\r | |
281 | UINT32 CH:1;\r | |
282 | UINT32 IOC:1;\r | |
283 | UINT32 IDT:1;\r | |
284 | UINT32 RsvdZ1:3;\r | |
285 | UINT32 Type:6;\r | |
286 | UINT32 DIR:1;\r | |
287 | UINT32 RsvdZ2:15;\r | |
288 | } TRANSFER_TRB_CONTROL_DATA;\r | |
289 | \r | |
290 | //\r | |
291 | // 6.4.1.2.2 Data Stage TRB\r | |
292 | // A Data Stage TRB is used generate the Data stage transaction of a USB Control transfer.\r | |
293 | //\r | |
294 | typedef struct _TRANSFER_TRB_CONTROL_STATUS {\r | |
295 | UINT32 RsvdZ1;\r | |
296 | UINT32 RsvdZ2;\r | |
297 | UINT32 RsvdZ3:22;\r | |
298 | UINT32 IntTarget:10;\r | |
299 | UINT32 CycleBit:1;\r | |
300 | UINT32 ENT:1;\r | |
301 | UINT32 RsvdZ4:2;\r | |
302 | UINT32 CH:1;\r | |
303 | UINT32 IOC:1;\r | |
304 | UINT32 RsvdZ5:4;\r | |
305 | UINT32 Type:6;\r | |
306 | UINT32 DIR:1;\r | |
307 | UINT32 RsvdZ6:15;\r | |
308 | } TRANSFER_TRB_CONTROL_STATUS;\r | |
309 | \r | |
310 | //\r | |
311 | // 6.4.2.1 Transfer Event TRB\r | |
312 | // A Transfer Event provides the completion status associated with a Transfer TRB. Refer to section 4.11.3.1\r | |
313 | // for more information on the use and operation of Transfer Events.\r | |
314 | //\r | |
315 | typedef struct _EVT_TRB_TRANSFER {\r | |
316 | UINT32 TRBPtrLo;\r | |
317 | UINT32 TRBPtrHi;\r | |
318 | UINT32 Lenth:24;\r | |
319 | UINT32 Completcode:8;\r | |
320 | UINT32 CycleBit:1;\r | |
321 | UINT32 RsvdZ1:1;\r | |
322 | UINT32 ED:1;\r | |
323 | UINT32 RsvdZ2:7;\r | |
324 | UINT32 Type:6;\r | |
325 | UINT32 EndpointID:5;\r | |
326 | UINT32 RsvdZ3:3;\r | |
327 | UINT32 SlotId:8;\r | |
328 | } EVT_TRB_TRANSFER;\r | |
329 | \r | |
330 | //\r | |
331 | // 6.4.2.2 Command Completion Event TRB\r | |
332 | // A Command Completion Event TRB shall be generated by the xHC when a command completes on the\r | |
333 | // Command Ring. Refer to section 4.11.4 for more information on the use of Command Completion Events.\r | |
334 | //\r | |
335 | typedef struct _EVT_TRB_COMMAND {\r | |
336 | UINT32 TRBPtrLo;\r | |
337 | UINT32 TRBPtrHi;\r | |
338 | UINT32 RsvdZ2:24;\r | |
339 | UINT32 Completcode:8;\r | |
340 | UINT32 CycleBit:1;\r | |
341 | UINT32 RsvdZ3:9;\r | |
342 | UINT32 Type:6;\r | |
343 | UINT32 VFID:8;\r | |
344 | UINT32 SlotId:8;\r | |
345 | } EVT_TRB_COMMAND;\r | |
346 | \r | |
347 | //\r | |
348 | // 6.4.2.3 Port Status Change Event TRB\r | |
349 | //\r | |
350 | typedef struct _EVT_TRB_PORT {\r | |
351 | UINT32 RsvdZ1:24;\r | |
352 | UINT32 PortID:8;\r | |
353 | UINT32 RsvdZ2;\r | |
354 | UINT32 RsvdZ3:24;\r | |
355 | UINT32 Completcode:8;\r | |
356 | UINT32 CycleBit:1;\r | |
357 | UINT32 RsvdZ4:9;\r | |
358 | UINT32 Type:6;\r | |
359 | UINT32 RsvdZ5:16;\r | |
360 | } EVT_TRB_PORT;\r | |
361 | \r | |
362 | //\r | |
363 | // 6.4.3.1 No Op Command TRB\r | |
364 | // The No Op Command TRB provides a simple means for verifying the operation of the Command Ring\r | |
365 | // mechanisms offered by the xHCI.\r | |
366 | //\r | |
367 | typedef struct _CMD_TRB_NO_OP {\r | |
368 | UINT32 RsvdZ0;\r | |
369 | UINT32 RsvdZ1;\r | |
370 | UINT32 RsvdZ2;\r | |
371 | UINT32 CycleBit:1;\r | |
372 | UINT32 RsvdZ3:9;\r | |
373 | UINT32 Type:6;\r | |
374 | UINT32 RsvdZ4:16;\r | |
375 | } CMD_TRB_NO_OP;\r | |
376 | \r | |
377 | //\r | |
378 | // 6.4.3.2 Enable Slot Command TRB\r | |
379 | // The Enable Slot Command TRB causes the xHC to select an available Device Slot and return the ID of the\r | |
380 | // selected slot to the host in a Command Completion Event.\r | |
381 | //\r | |
382 | typedef struct _CMD_TRB_EN_SLOT {\r | |
383 | UINT32 RsvdZ0;\r | |
384 | UINT32 RsvdZ1;\r | |
385 | UINT32 RsvdZ2;\r | |
386 | UINT32 CycleBit:1;\r | |
387 | UINT32 RsvdZ3:9;\r | |
388 | UINT32 Type:6;\r | |
389 | UINT32 RsvdZ4:16;\r | |
390 | } CMD_TRB_EN_SLOT;\r | |
391 | \r | |
392 | //\r | |
393 | // 6.4.3.3 Disable Slot Command TRB\r | |
394 | // The Disable Slot Command TRB releases any bandwidth assigned to the disabled slot and frees any\r | |
395 | // internal xHC resources assigned to the slot.\r | |
396 | //\r | |
397 | typedef struct _CMD_TRB_DIS_SLOT {\r | |
398 | UINT32 RsvdZ0;\r | |
399 | UINT32 RsvdZ1;\r | |
400 | UINT32 RsvdZ2;\r | |
401 | UINT32 CycleBit:1;\r | |
402 | UINT32 RsvdZ3:9;\r | |
403 | UINT32 Type:6;\r | |
404 | UINT32 RsvdZ4:8;\r | |
405 | UINT32 SlotId:8;\r | |
406 | } CMD_TRB_DIS_SLOT;\r | |
407 | \r | |
408 | typedef struct _CMD_TRB_RESET_PORT {\r | |
409 | UINT32 RsvdZ0;\r | |
410 | UINT32 RsvdZ1;\r | |
411 | UINT32 RsvdZ2;\r | |
412 | UINT32 CycleBit:1;\r | |
413 | UINT32 RsvdZ3:8;\r | |
414 | UINT32 Tsp:1;\r | |
415 | UINT32 Type:6;\r | |
416 | UINT32 Endpoint:5;\r | |
417 | UINT32 RsvdZ4:3;\r | |
418 | UINT32 SlotId:8;\r | |
419 | } CMD_TRB_RESET_PORT;\r | |
420 | \r | |
421 | //\r | |
422 | // 6.4.3.4 Address Device Command TRB\r | |
423 | // The Address Device Command TRB transitions the selected Device Context from the Default to the\r | |
424 | // Addressed state and causes the xHC to select an address for the USB device in the Default State and\r | |
425 | // issue a SET_ADDRESS request to the USB device.\r | |
426 | //\r | |
427 | typedef struct _CMD_TRB_ADDR_DEV {\r | |
428 | UINT32 PtrLo;\r | |
429 | UINT32 PtrHi;\r | |
430 | UINT32 RsvdZ1;\r | |
431 | UINT32 CycleBit:1;\r | |
432 | UINT32 RsvdZ2:8;\r | |
433 | UINT32 BSR:1;\r | |
434 | UINT32 Type:6;\r | |
435 | UINT32 RsvdZ3:8;\r | |
436 | UINT32 SlotId:8;\r | |
437 | } CMD_TRB_ADDR_DEV;\r | |
438 | \r | |
439 | //\r | |
440 | // 6.4.3.5 Configure Endpoint Command TRB\r | |
441 | // The Configure Endpoint Command TRB evaluates the bandwidth and resource requirements of the\r | |
442 | // endpoints selected by the command.\r | |
443 | //\r | |
444 | typedef struct _CMD_CFG_ED {\r | |
445 | UINT32 PtrLo;\r | |
446 | UINT32 PtrHi;\r | |
447 | UINT32 RsvdZ1;\r | |
448 | UINT32 CycleBit:1;\r | |
449 | UINT32 RsvdZ2:8;\r | |
450 | UINT32 DC:1;\r | |
451 | UINT32 Type:6;\r | |
452 | UINT32 RsvdZ3:8;\r | |
453 | UINT32 SlotId:8;\r | |
454 | } CMD_CFG_ED;\r | |
455 | \r | |
456 | //\r | |
457 | // 6.4.3.6 Evaluate Context Command TRB\r | |
458 | // The Evaluate Context Command TRB is used by system software to inform the xHC that the selected\r | |
459 | // Context data structures in the Device Context have been modified by system software and that the xHC\r | |
460 | // shall evaluate any changes\r | |
461 | //\r | |
462 | typedef struct _CMD_TRB_EVALU_CONTX {\r | |
463 | UINT32 PtrLo;\r | |
464 | UINT32 PtrHi;\r | |
465 | UINT32 RsvdZ1;\r | |
466 | UINT32 CycleBit:1;\r | |
467 | UINT32 RsvdZ2:9;\r | |
468 | UINT32 Type:6;\r | |
469 | UINT32 RsvdZ3:8;\r | |
470 | UINT32 SlotId:8;\r | |
471 | } CMD_TRB_EVALU_CONTX;\r | |
472 | \r | |
473 | //\r | |
474 | // 6.4.3.7 Reset Endpoint Command TRB\r | |
475 | // The Reset Endpoint Command TRB is used by system software to reset a specified Transfer Ring\r | |
476 | //\r | |
477 | typedef struct _CMD_TRB_RESET_ED {\r | |
478 | UINT32 RsvdZ0;\r | |
479 | UINT32 RsvdZ1;\r | |
480 | UINT32 RsvdZ2;\r | |
481 | UINT32 CycleBit:1;\r | |
482 | UINT32 RsvdZ3:8;\r | |
483 | UINT32 TSP:1;\r | |
484 | UINT32 Type:6;\r | |
485 | UINT32 EDID:5;\r | |
486 | UINT32 RsvdZ4:3;\r | |
487 | UINT32 SlotId:8;\r | |
488 | } CMD_TRB_RESET_ED;\r | |
489 | \r | |
490 | //\r | |
491 | // 6.4.3.8 Stop Endpoint Command TRB\r | |
492 | // The Stop Endpoint Command TRB command allows software to stop the xHC execution of the TDs on a\r | |
493 | // Transfer Ring and temporarily take ownership of TDs that had previously been passed to the xHC.\r | |
494 | //\r | |
495 | typedef struct _CMD_TRB_STOP_ED {\r | |
496 | UINT32 RsvdZ0;\r | |
497 | UINT32 RsvdZ1;\r | |
498 | UINT32 RsvdZ2;\r | |
499 | UINT32 CycleBit:1;\r | |
500 | UINT32 RsvdZ3:9;\r | |
501 | UINT32 Type:6;\r | |
502 | UINT32 EDID:5;\r | |
503 | UINT32 RsvdZ4:2;\r | |
504 | UINT32 SP:1;\r | |
505 | UINT32 SlotId:8;\r | |
506 | } CMD_TRB_STOP_ED;\r | |
507 | \r | |
508 | //\r | |
509 | // 6.4.3.9 Set TR Dequeue Pointer Command TRB\r | |
510 | // The Set TR Dequeue Pointer Command TRB is used by system software to modify the TR Dequeue\r | |
511 | // Pointer and DCS fields of an Endpoint or Stream Context.\r | |
512 | //\r | |
513 | typedef struct _CMD_SET_TR_DEQ {\r | |
514 | UINT32 PtrLo;\r | |
515 | UINT32 PtrHi;\r | |
516 | UINT32 RsvdZ1:16;\r | |
517 | UINT32 StreamID:16;\r | |
518 | UINT32 CycleBit:1;\r | |
519 | UINT32 RsvdZ2:9;\r | |
520 | UINT32 Type:6;\r | |
521 | UINT32 Endpoint:5;\r | |
522 | UINT32 RsvdZ3:3;\r | |
523 | UINT32 SlotId:8;\r | |
524 | } CMD_SET_TR_DEQ;\r | |
525 | \r | |
526 | //\r | |
527 | // A Link TRB provides support for non-contiguous TRB Rings.\r | |
528 | //\r | |
529 | typedef struct _LNK_TRB {\r | |
530 | UINT32 PtrLo;\r | |
531 | UINT32 PtrHi;\r | |
532 | UINT32 RsvdZ1:22;\r | |
533 | UINT32 InterTarget:10;\r | |
534 | UINT32 CycleBit:1;\r | |
535 | UINT32 TC:1;\r | |
536 | UINT32 RsvdZ2:2;\r | |
537 | UINT32 CH:1;\r | |
538 | UINT32 IOC:1;\r | |
539 | UINT32 RsvdZ3:4;\r | |
540 | UINT32 Type:6;\r | |
541 | UINT32 RsvdZ4:16;\r | |
542 | } LNK_TRB;\r | |
543 | \r | |
544 | //\r | |
545 | // A Link TRB provides support for non-contiguous TRB Rings.\r | |
546 | //\r | |
547 | typedef struct _NO_OP_TRB {\r | |
548 | UINT32 RsvdZ0;\r | |
549 | UINT32 RsvdZ1;\r | |
550 | UINT32 RsvdZ2;\r | |
551 | UINT32 CycleBit:1;\r | |
552 | UINT32 RsvdZ3:9;\r | |
553 | UINT32 Type:6;\r | |
554 | UINT32 RsvdZ4:16;\r | |
555 | } CMD_NO_OP_TRB;\r | |
556 | \r | |
557 | //\r | |
558 | // 6.2.2 Slot Context\r | |
559 | //\r | |
560 | typedef struct _SLOT_CONTEXT {\r | |
561 | UINT32 RouteStr:20;\r | |
562 | UINT32 Speed:4;\r | |
563 | UINT32 RsvdZ1:1;\r | |
564 | UINT32 MTT:1;\r | |
565 | UINT32 Hub:1;\r | |
566 | UINT32 ContextEntries:5;\r | |
567 | \r | |
568 | UINT32 MaxExitLatency:16;\r | |
569 | UINT32 RootHubPortNum:8;\r | |
570 | UINT32 PortNum:8;\r | |
571 | \r | |
572 | UINT32 TTHubSlotId:8;\r | |
573 | UINT32 TTPortNum:8;\r | |
574 | UINT32 TTT:2;\r | |
575 | UINT32 RsvdZ2:4;\r | |
576 | UINT32 InterTarget:10;\r | |
577 | \r | |
578 | UINT32 DeviceAddress:8;\r | |
579 | UINT32 RsvdZ3:19;\r | |
580 | UINT32 SlotState:5;\r | |
581 | \r | |
582 | UINT32 RsvdZ4;\r | |
583 | UINT32 RsvdZ5;\r | |
584 | UINT32 RsvdZ6;\r | |
585 | UINT32 RsvdZ7;\r | |
586 | } SLOT_CONTEXT;\r | |
587 | \r | |
588 | //\r | |
589 | // 6.2.3 Endpoint Context\r | |
590 | //\r | |
591 | typedef struct _ENDPOINT_CONTEXT {\r | |
592 | UINT32 EPState:3;\r | |
593 | UINT32 RsvdZ1:5;\r | |
594 | UINT32 Mult:2;\r | |
595 | UINT32 MaxPStreams:5;\r | |
596 | UINT32 LSA:1;\r | |
597 | UINT32 Interval:8;\r | |
598 | UINT32 RsvdZ2:8;\r | |
599 | \r | |
600 | UINT32 RsvdZ3:1;\r | |
601 | UINT32 CErr:2;\r | |
602 | UINT32 EPType:3;\r | |
603 | UINT32 RsvdZ4:1;\r | |
604 | UINT32 HID:1;\r | |
605 | UINT32 MaxBurstSize:8;\r | |
606 | UINT32 MaxPacketSize:16;\r | |
607 | \r | |
608 | UINT32 PtrLo;\r | |
609 | \r | |
610 | UINT32 PtrHi;\r | |
611 | \r | |
612 | UINT32 AverageTRBLength:16;\r | |
613 | UINT32 MaxESITPayload:16;\r | |
614 | \r | |
615 | UINT32 RsvdZ5;\r | |
616 | UINT32 RsvdZ6;\r | |
617 | UINT32 RsvdZ7;\r | |
618 | } ENDPOINT_CONTEXT;\r | |
619 | \r | |
620 | //\r | |
621 | // 6.2.5.1 Input Control Context\r | |
622 | //\r | |
623 | typedef struct _INPUT_CONTRL_CONTEXT {\r | |
624 | UINT32 Dword1;\r | |
625 | UINT32 Dword2;\r | |
626 | UINT32 RsvdZ1;\r | |
627 | UINT32 RsvdZ2;\r | |
628 | UINT32 RsvdZ3;\r | |
629 | UINT32 RsvdZ4;\r | |
630 | UINT32 RsvdZ5;\r | |
631 | UINT32 RsvdZ6;\r | |
632 | } INPUT_CONTRL_CONTEXT;\r | |
633 | \r | |
634 | //\r | |
635 | // 6.2.1 Device Context\r | |
636 | //\r | |
637 | typedef struct _DEVICE_CONTEXT {\r | |
638 | SLOT_CONTEXT Slot;\r | |
639 | ENDPOINT_CONTEXT EP[31];\r | |
640 | } DEVICE_CONTEXT;\r | |
641 | \r | |
642 | //\r | |
643 | // 6.2.5 Input Context\r | |
644 | //\r | |
645 | typedef struct _INPUT_CONTEXT {\r | |
646 | INPUT_CONTRL_CONTEXT InputControlContext;\r | |
647 | SLOT_CONTEXT Slot;\r | |
648 | ENDPOINT_CONTEXT EP[31];\r | |
649 | } INPUT_CONTEXT;\r | |
650 | \r | |
651 | /**\r | |
652 | Initialize the XHCI host controller for schedule.\r | |
653 | \r | |
654 | @param Xhc The XHCI device to be initialized.\r | |
655 | \r | |
656 | **/\r | |
657 | VOID\r | |
658 | XhcInitSched (\r | |
659 | IN USB_XHCI_DEV *Xhc\r | |
660 | );\r | |
661 | \r | |
662 | /**\r | |
663 | Free the resouce allocated at initializing schedule.\r | |
664 | \r | |
665 | @param Xhc The XHCI device.\r | |
666 | \r | |
667 | **/\r | |
668 | VOID\r | |
669 | XhcFreeSched (\r | |
670 | IN USB_XHCI_DEV *Xhc\r | |
671 | );\r | |
672 | \r | |
673 | /**\r | |
674 | Ring the door bell to notify XHCI there is a transaction to be executed through URB.\r | |
675 | \r | |
676 | @param Xhc The XHCI device.\r | |
677 | @param Urb The URB to be rung.\r | |
678 | \r | |
679 | @retval EFI_SUCCESS Successfully ring the door bell.\r | |
680 | \r | |
681 | **/\r | |
682 | EFI_STATUS\r | |
683 | RingIntTransferDoorBell (\r | |
684 | IN USB_XHCI_DEV *Xhc,\r | |
685 | IN URB *Urb\r | |
686 | );\r | |
687 | \r | |
688 | /**\r | |
689 | Execute the transfer by polling the URB. This is a synchronous operation.\r | |
690 | \r | |
691 | @param Xhc The XHCI device.\r | |
692 | @param CmdTransfer The executed URB is for cmd transfer or not.\r | |
693 | @param Urb The URB to execute.\r | |
694 | @param TimeOut The time to wait before abort, in millisecond.\r | |
695 | \r | |
696 | @return EFI_DEVICE_ERROR The transfer failed due to transfer error.\r | |
697 | @return EFI_TIMEOUT The transfer failed due to time out.\r | |
698 | @return EFI_SUCCESS The transfer finished OK.\r | |
699 | \r | |
700 | **/\r | |
701 | EFI_STATUS\r | |
702 | XhcExecTransfer (\r | |
703 | IN USB_XHCI_DEV *Xhc,\r | |
704 | IN BOOLEAN CmdTransfer,\r | |
705 | IN URB *Urb,\r | |
706 | IN UINTN TimeOut\r | |
707 | );\r | |
708 | \r | |
709 | /**\r | |
710 | Delete a single asynchronous interrupt transfer for\r | |
711 | the device and endpoint.\r | |
712 | \r | |
713 | @param Xhc The XHCI device.\r | |
714 | @param DevAddr The address of the target device.\r | |
715 | @param EpNum The endpoint of the target.\r | |
716 | \r | |
717 | @retval EFI_SUCCESS An asynchronous transfer is removed.\r | |
718 | @retval EFI_NOT_FOUND No transfer for the device is found.\r | |
719 | \r | |
720 | **/\r | |
721 | EFI_STATUS\r | |
722 | XhciDelAsyncIntTransfer (\r | |
723 | IN USB_XHCI_DEV *Xhc,\r | |
724 | IN UINT8 DevAddr,\r | |
725 | IN UINT8 EpNum\r | |
726 | );\r | |
727 | \r | |
728 | /**\r | |
729 | Remove all the asynchronous interrupt transfers.\r | |
730 | \r | |
731 | @param Xhc The XHCI device.\r | |
732 | \r | |
733 | **/\r | |
734 | VOID\r | |
735 | XhciDelAllAsyncIntTransfers (\r | |
736 | IN USB_XHCI_DEV *Xhc\r | |
737 | );\r | |
738 | \r | |
739 | /**\r | |
740 | Set Bios Ownership\r | |
741 | \r | |
742 | @param Xhc The XHCI device.\r | |
743 | \r | |
744 | **/\r | |
745 | VOID\r | |
746 | XhcSetBiosOwnership (\r | |
747 | IN USB_XHCI_DEV *Xhc\r | |
748 | );\r | |
749 | \r | |
750 | /**\r | |
751 | Clear Bios Ownership\r | |
752 | \r | |
753 | @param Xhc The XHCI device.\r | |
754 | \r | |
755 | **/\r | |
756 | VOID\r | |
757 | XhcClearBiosOwnership (\r | |
758 | IN USB_XHCI_DEV *Xhc\r | |
759 | );\r | |
760 | \r | |
761 | /**\r | |
762 | Find out the slot id according to device address assigned by XHCI's Address_Device cmd.\r | |
763 | \r | |
764 | @param DevAddr The device address of the target device.\r | |
765 | \r | |
766 | @return The slot id used by the device.\r | |
767 | \r | |
768 | **/\r | |
769 | UINT8\r | |
770 | XhcDevAddrToSlotId (\r | |
771 | IN UINT8 DevAddr\r | |
772 | );\r | |
773 | \r | |
774 | /**\r | |
775 | Find out the slot id according to the device's route string.\r | |
776 | \r | |
777 | @param RouteString The route string described the device location.\r | |
778 | \r | |
779 | @return The slot id used by the device.\r | |
780 | \r | |
781 | **/\r | |
782 | UINT8\r | |
783 | EFIAPI\r | |
784 | XhcRouteStringToSlotId (\r | |
785 | IN USB_DEV_ROUTE RouteString\r | |
786 | );\r | |
787 | \r | |
788 | /**\r | |
789 | Calculate the device context index by endpoint address and direction.\r | |
790 | \r | |
791 | @param EpAddr The target endpoint number.\r | |
792 | @param Direction The direction of the target endpoint.\r | |
793 | \r | |
794 | @return The device context index of endpoint.\r | |
795 | \r | |
796 | **/\r | |
797 | UINT8\r | |
798 | XhcEndpointToDci (\r | |
799 | IN UINT8 EpAddr,\r | |
800 | IN UINT8 Direction\r | |
801 | );\r | |
802 | \r | |
803 | /**\r | |
804 | Ring the door bell to notify XHCI there is a transaction to be executed.\r | |
805 | \r | |
806 | @param Xhc The XHCI device.\r | |
807 | @param SlotId The slot id of the target device.\r | |
808 | @param Dci The device context index of the target slot or endpoint.\r | |
809 | \r | |
810 | @retval EFI_SUCCESS Successfully ring the door bell.\r | |
811 | \r | |
812 | **/\r | |
813 | EFI_STATUS\r | |
814 | EFIAPI\r | |
815 | XhcRingDoorBell (\r | |
816 | IN USB_XHCI_DEV *Xhc,\r | |
817 | IN UINT8 SlotId,\r | |
818 | IN UINT8 Dci\r | |
819 | );\r | |
820 | \r | |
821 | /**\r | |
822 | Interrupt transfer periodic check handler.\r | |
823 | \r | |
824 | @param Event Interrupt event.\r | |
825 | @param Context Pointer to USB_XHCI_DEV.\r | |
826 | \r | |
827 | **/\r | |
828 | VOID\r | |
829 | EFIAPI\r | |
830 | XhcMonitorAsyncRequests (\r | |
831 | IN EFI_EVENT Event,\r | |
832 | IN VOID *Context\r | |
833 | );\r | |
834 | \r | |
835 | /**\r | |
836 | Monitor the port status change. Enable/Disable device slot if there is a device attached/detached.\r | |
837 | \r | |
838 | @param Xhc The XHCI device.\r | |
839 | @param ParentRouteChart The route string pointed to the parent device if it exists.\r | |
840 | @param Port The port to be polled.\r | |
841 | @param PortState The port state.\r | |
842 | \r | |
843 | @retval EFI_SUCCESS Successfully enable/disable device slot according to port state.\r | |
844 | @retval Others Should not appear.\r | |
845 | \r | |
846 | **/\r | |
847 | EFI_STATUS\r | |
848 | EFIAPI\r | |
849 | XhcPollPortStatusChange (\r | |
850 | IN USB_XHCI_DEV* Xhc,\r | |
851 | IN USB_DEV_ROUTE ParentRouteChart,\r | |
852 | IN UINT8 Port,\r | |
853 | IN EFI_USB_PORT_STATUS *PortState\r | |
854 | );\r | |
855 | \r | |
856 | /**\r | |
857 | Evaluate the slot context for hub device through XHCI's Configure_Endpoint cmd.\r | |
858 | \r | |
859 | @param Xhc The XHCI device.\r | |
860 | @param SlotId The slot id to be configured.\r | |
861 | @param PortNum The total number of downstream port supported by the hub.\r | |
862 | @param TTT The TT think time of the hub device.\r | |
863 | @param MTT The multi-TT of the hub device.\r | |
864 | \r | |
865 | @retval EFI_SUCCESS Successfully configure the hub device's slot context.\r | |
866 | \r | |
867 | **/\r | |
868 | EFI_STATUS\r | |
869 | XhcConfigHubContext (\r | |
870 | IN USB_XHCI_DEV *Xhc,\r | |
871 | IN UINT8 SlotId,\r | |
872 | IN UINT8 PortNum,\r | |
873 | IN UINT8 TTT,\r | |
874 | IN UINT8 MTT\r | |
875 | );\r | |
876 | \r | |
877 | /**\r | |
878 | Configure all the device endpoints through XHCI's Configure_Endpoint cmd.\r | |
879 | \r | |
880 | @param Xhc The XHCI device.\r | |
881 | @param SlotId The slot id to be configured.\r | |
882 | @param DeviceSpeed The device's speed.\r | |
883 | @param ConfigDesc The pointer to the usb device configuration descriptor.\r | |
884 | \r | |
885 | @retval EFI_SUCCESS Successfully configure all the device endpoints.\r | |
886 | \r | |
887 | **/\r | |
888 | EFI_STATUS\r | |
889 | EFIAPI\r | |
890 | XhcSetConfigCmd (\r | |
891 | IN USB_XHCI_DEV *Xhc,\r | |
892 | IN UINT8 SlotId,\r | |
893 | IN UINT8 DeviceSpeed,\r | |
894 | IN USB_CONFIG_DESCRIPTOR *ConfigDesc\r | |
895 | );\r | |
896 | \r | |
897 | /**\r | |
898 | Find out the actual device address according to the requested device address from UsbBus.\r | |
899 | \r | |
900 | @param BusDevAddr The requested device address by UsbBus upper driver.\r | |
901 | \r | |
902 | @return The actual device address assigned to the device.\r | |
903 | \r | |
904 | **/\r | |
905 | UINT8\r | |
906 | EFIAPI\r | |
907 | XhcBusDevAddrToSlotId (\r | |
908 | IN UINT8 BusDevAddr\r | |
909 | );\r | |
910 | \r | |
911 | /**\r | |
912 | Assign and initialize the device slot for a new device.\r | |
913 | \r | |
914 | @param Xhc The XHCI device.\r | |
915 | @param ParentRouteChart The route string pointed to the parent device.\r | |
916 | @param ParentPort The port at which the device is located.\r | |
917 | @param RouteChart The route string pointed to the device.\r | |
918 | @param DeviceSpeed The device speed.\r | |
919 | \r | |
920 | @retval EFI_SUCCESS Successfully assign a slot to the device and assign an address to it.\r | |
921 | \r | |
922 | **/\r | |
923 | EFI_STATUS\r | |
924 | EFIAPI\r | |
925 | XhcInitializeDeviceSlot (\r | |
926 | IN USB_XHCI_DEV *Xhc,\r | |
927 | IN USB_DEV_ROUTE ParentRouteChart,\r | |
928 | IN UINT16 ParentPort,\r | |
929 | IN USB_DEV_ROUTE RouteChart,\r | |
930 | IN UINT8 DeviceSpeed\r | |
931 | );\r | |
932 | \r | |
933 | /**\r | |
934 | Evaluate the endpoint 0 context through XHCI's Evaluate_Context cmd.\r | |
935 | \r | |
936 | @param Xhc The XHCI device.\r | |
937 | @param SlotId The slot id to be evaluated.\r | |
938 | @param MaxPacketSize The max packet size supported by the device control transfer.\r | |
939 | \r | |
940 | @retval EFI_SUCCESS Successfully evaluate the device endpoint 0.\r | |
941 | \r | |
942 | **/\r | |
943 | EFI_STATUS\r | |
944 | EFIAPI\r | |
945 | XhcEvaluateContext (\r | |
946 | IN USB_XHCI_DEV *Xhc,\r | |
947 | IN UINT8 SlotId,\r | |
948 | IN UINT32 MaxPacketSize\r | |
949 | );\r | |
950 | \r | |
951 | /**\r | |
952 | Disable the specified device slot.\r | |
953 | \r | |
954 | @param Xhc The XHCI device.\r | |
955 | @param SlotId The slot id to be disabled.\r | |
956 | \r | |
957 | @retval EFI_SUCCESS Successfully disable the device slot.\r | |
958 | \r | |
959 | **/\r | |
960 | EFI_STATUS\r | |
961 | EFIAPI\r | |
962 | XhcDisableSlotCmd (\r | |
963 | IN USB_XHCI_DEV *Xhc,\r | |
964 | IN UINT8 SlotId\r | |
965 | );\r | |
966 | \r | |
967 | /**\r | |
968 | Synchronize the specified transfer ring to update the enqueue and dequeue pointer.\r | |
969 | \r | |
970 | @param Xhc The XHCI device.\r | |
971 | @param TrsRing The transfer ring to sync.\r | |
972 | \r | |
973 | @retval EFI_SUCCESS The transfer ring is synchronized successfully.\r | |
974 | \r | |
975 | **/\r | |
976 | EFI_STATUS\r | |
977 | EFIAPI\r | |
978 | XhcSyncTrsRing (\r | |
979 | IN USB_XHCI_DEV *Xhc,\r | |
980 | TRANSFER_RING *TrsRing\r | |
981 | );\r | |
982 | \r | |
983 | /**\r | |
984 | Synchronize the specified event ring to update the enqueue and dequeue pointer.\r | |
985 | \r | |
986 | @param Xhc The XHCI device.\r | |
987 | @param EvtRing The event ring to sync.\r | |
988 | \r | |
989 | @retval EFI_SUCCESS The event ring is synchronized successfully.\r | |
990 | \r | |
991 | **/\r | |
992 | EFI_STATUS\r | |
993 | EFIAPI\r | |
994 | XhcSyncEventRing (\r | |
995 | IN USB_XHCI_DEV *Xhc,\r | |
996 | EVENT_RING *EvtRing\r | |
997 | );\r | |
998 | \r | |
999 | /**\r | |
1000 | Check if there is a new generated event.\r | |
1001 | \r | |
1002 | @param Xhc The XHCI device.\r | |
1003 | @param EvtRing The event ring to check.\r | |
1004 | @param NewEvtTrb The new event TRB found.\r | |
1005 | \r | |
1006 | @retval EFI_SUCCESS Found a new event TRB at the event ring.\r | |
1007 | @retval EFI_NOT_READY The event ring has no new event.\r | |
1008 | \r | |
1009 | **/\r | |
1010 | EFI_STATUS\r | |
1011 | EFIAPI\r | |
1012 | XhcCheckNewEvent (\r | |
1013 | IN USB_XHCI_DEV *Xhc,\r | |
1014 | IN EVENT_RING *EvtRing,\r | |
1015 | OUT TRB **NewEvtTrb\r | |
1016 | );\r | |
1017 | \r | |
1018 | /**\r | |
1019 | Create XHCI transfer ring.\r | |
1020 | \r | |
1021 | @param Xhc The XHCI device.\r | |
1022 | @param TrbNum The number of TRB in the ring.\r | |
1023 | @param TransferRing The created transfer ring.\r | |
1024 | \r | |
1025 | **/\r | |
1026 | VOID\r | |
1027 | CreateTransferRing (\r | |
1028 | IN USB_XHCI_DEV *Xhc,\r | |
1029 | IN UINTN TrbNum,\r | |
1030 | OUT TRANSFER_RING *TransferRing\r | |
1031 | );\r | |
1032 | \r | |
1033 | /**\r | |
1034 | Create XHCI event ring.\r | |
1035 | \r | |
1036 | @param Xhc The XHCI device.\r | |
1037 | @param EventInterrupter The interrupter of event.\r | |
1038 | @param EventRing The created event ring.\r | |
1039 | \r | |
1040 | **/\r | |
1041 | VOID\r | |
1042 | CreateEventRing (\r | |
1043 | IN USB_XHCI_DEV *Xhc,\r | |
1044 | IN UINT8 EventInterrupter,\r | |
1045 | OUT EVENT_RING *EventRing\r | |
1046 | );\r | |
1047 | \r | |
1048 | /**\r | |
1049 | System software shall use a Reset Endpoint Command (section 4.11.4.7) to remove the Halted\r | |
1050 | condition in the xHC. After the successful completion of the Reset Endpoint Command, the Endpoint\r | |
1051 | Context is transitioned from the Halted to the Stopped state and the Transfer Ring of the endpoint is\r | |
1052 | reenabled. The next write to the Doorbell of the Endpoint will transition the Endpoint Context from the\r | |
1053 | Stopped to the Running state.\r | |
1054 | \r | |
1055 | @param Xhc The XHCI device.\r | |
1056 | @param Urb The urb which makes the endpoint halted.\r | |
1057 | \r | |
1058 | @retval EFI_SUCCESS The recovery is successful.\r | |
1059 | @retval Others Failed to recovery halted endpoint.\r | |
1060 | \r | |
1061 | **/\r | |
1062 | EFI_STATUS\r | |
1063 | EFIAPI\r | |
1064 | XhcRecoverHaltedEndpoint (\r | |
1065 | IN USB_XHCI_DEV *Xhc,\r | |
1066 | IN URB *Urb\r | |
1067 | );\r | |
1068 | \r | |
1069 | /**\r | |
1070 | Create a new URB for a new transaction.\r | |
1071 | \r | |
1072 | @param Xhc The XHCI device\r | |
1073 | @param DevAddr The device address\r | |
1074 | @param EpAddr Endpoint addrress\r | |
1075 | @param DevSpeed The device speed\r | |
1076 | @param MaxPacket The max packet length of the endpoint\r | |
1077 | @param Type The transaction type\r | |
1078 | @param Request The standard USB request for control transfer\r | |
1079 | @param Data The user data to transfer\r | |
1080 | @param DataLen The length of data buffer\r | |
1081 | @param Callback The function to call when data is transferred\r | |
1082 | @param Context The context to the callback\r | |
1083 | \r | |
1084 | @return Created URB or NULL\r | |
1085 | \r | |
1086 | **/\r | |
1087 | URB*\r | |
1088 | XhcCreateUrb (\r | |
1089 | IN USB_XHCI_DEV *Xhc,\r | |
1090 | IN UINT8 DevAddr,\r | |
1091 | IN UINT8 EpAddr,\r | |
1092 | IN UINT8 DevSpeed,\r | |
1093 | IN UINTN MaxPacket,\r | |
1094 | IN UINTN Type,\r | |
1095 | IN EFI_USB_DEVICE_REQUEST *Request,\r | |
1096 | IN VOID *Data,\r | |
1097 | IN UINTN DataLen,\r | |
1098 | IN EFI_ASYNC_USB_TRANSFER_CALLBACK Callback,\r | |
1099 | IN VOID *Context\r | |
1100 | );\r | |
1101 | \r | |
1102 | /**\r | |
1103 | Create a transfer TRB.\r | |
1104 | \r | |
1105 | @param Xhc The XHCI device\r | |
1106 | @param Urb The urb used to construct the transfer TRB.\r | |
1107 | \r | |
1108 | @return Created TRB or NULL\r | |
1109 | \r | |
1110 | **/\r | |
1111 | EFI_STATUS\r | |
1112 | XhcCreateTransferTrb (\r | |
1113 | IN USB_XHCI_DEV *Xhc,\r | |
1114 | IN URB *Urb\r | |
1115 | );\r | |
1116 | \r | |
1117 | #endif\r |