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913cb9dc | 1 | /** @file\r |
2 | \r | |
3 | Copyright (c) 2004 - 2007, Intel Corporation\r | |
4 | All rights reserved. This program and the accompanying materials\r | |
5 | are licensed and made available under the terms and conditions of the BSD License\r | |
6 | which accompanies this distribution. The full text of the license may be found at\r | |
7 | http://opensource.org/licenses/bsd-license.php\r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | Uhci.c\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | The UHCI driver model and HC protocol routines.\r | |
19 | \r | |
20 | Revision History\r | |
21 | \r | |
22 | \r | |
23 | **/\r | |
24 | \r | |
25 | #include "Uhci.h"\r | |
26 | \r | |
913cb9dc | 27 | /**\r |
ea5632e5 | 28 | Provides software reset for the USB host controller according to UEFI 2.0 spec.\r |
913cb9dc | 29 | \r |
ea5632e5 | 30 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
31 | @param Attributes A bit mask of the reset operation to perform. See\r | |
32 | below for a list of the supported bit mask values.\r | |
913cb9dc | 33 | \r |
34 | @return EFI_SUCCESS : The reset operation succeeded.\r | |
35 | @return EFI_INVALID_PARAMETER : Attributes is not valid.\r | |
ea5632e5 | 36 | @return EFI_UNSUPPORTED : This type of reset is not currently supported\r |
37 | @return EFI_DEVICE_ERROR : Other errors\r | |
913cb9dc | 38 | \r |
39 | **/\r | |
40 | STATIC\r | |
41 | EFI_STATUS\r | |
42 | EFIAPI\r | |
ea5632e5 | 43 | Uhci2Reset (\r |
44 | IN EFI_USB2_HC_PROTOCOL *This,\r | |
45 | IN UINT16 Attributes\r | |
913cb9dc | 46 | )\r |
47 | {\r | |
48 | USB_HC_DEV *Uhc;\r | |
49 | EFI_TPL OldTpl;\r | |
50 | \r | |
ea5632e5 | 51 | if ((Attributes == EFI_USB_HC_RESET_GLOBAL_WITH_DEBUG) ||\r |
52 | (Attributes == EFI_USB_HC_RESET_HOST_WITH_DEBUG)) {\r | |
53 | return EFI_UNSUPPORTED;\r | |
54 | }\r | |
55 | \r | |
56 | Uhc = UHC_FROM_USB2_HC_PROTO (This);\r | |
57 | \r | |
913cb9dc | 58 | OldTpl = gBS->RaiseTPL (UHCI_TPL);\r |
913cb9dc | 59 | \r |
60 | switch (Attributes) {\r | |
61 | case EFI_USB_HC_RESET_GLOBAL:\r | |
62 | //\r | |
63 | // Stop schedule and set the Global Reset bit in the command register\r | |
64 | //\r | |
41e8ff27 | 65 | UhciStopHc (Uhc, UHC_GENERIC_TIMEOUT);\r |
913cb9dc | 66 | UhciSetRegBit (Uhc->PciIo, USBCMD_OFFSET, USBCMD_GRESET);\r |
67 | \r | |
41e8ff27 | 68 | gBS->Stall (UHC_ROOT_PORT_RESET_STALL);\r |
913cb9dc | 69 | \r |
70 | //\r | |
71 | // Clear the Global Reset bit to zero.\r | |
72 | //\r | |
73 | UhciClearRegBit (Uhc->PciIo, USBCMD_OFFSET, USBCMD_GRESET);\r | |
74 | \r | |
41e8ff27 | 75 | gBS->Stall (UHC_ROOT_PORT_RECOVERY_STALL);\r |
913cb9dc | 76 | break;\r |
77 | \r | |
78 | case EFI_USB_HC_RESET_HOST_CONTROLLER:\r | |
79 | //\r | |
80 | // Stop schedule and set Host Controller Reset bit to 1\r | |
81 | //\r | |
41e8ff27 | 82 | UhciStopHc (Uhc, UHC_GENERIC_TIMEOUT);\r |
913cb9dc | 83 | UhciSetRegBit (Uhc->PciIo, USBCMD_OFFSET, USBCMD_HCRESET);\r |
84 | \r | |
41e8ff27 | 85 | gBS->Stall (UHC_ROOT_PORT_RECOVERY_STALL);\r |
913cb9dc | 86 | break;\r |
87 | \r | |
88 | default:\r | |
89 | goto ON_INVAILD_PARAMETER;\r | |
90 | }\r | |
68246fa8 | 91 | \r |
913cb9dc | 92 | //\r |
93 | // Delete all old transactions on the USB bus, then\r | |
94 | // reinitialize the frame list\r | |
95 | //\r | |
96 | UhciFreeAllAsyncReq (Uhc);\r | |
97 | UhciDestoryFrameList (Uhc);\r | |
98 | UhciInitFrameList (Uhc);\r | |
99 | \r | |
100 | gBS->RestoreTPL (OldTpl);\r | |
68246fa8 | 101 | \r |
913cb9dc | 102 | return EFI_SUCCESS;\r |
103 | \r | |
104 | ON_INVAILD_PARAMETER:\r | |
68246fa8 | 105 | \r |
913cb9dc | 106 | gBS->RestoreTPL (OldTpl);\r |
68246fa8 | 107 | \r |
913cb9dc | 108 | return EFI_INVALID_PARAMETER;\r |
109 | }\r | |
110 | \r | |
111 | \r | |
112 | /**\r | |
ea5632e5 | 113 | Retrieves current state of the USB host controller according to UEFI 2.0 spec.\r |
913cb9dc | 114 | \r |
392d56cf | 115 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
ea5632e5 | 116 | @param State Variable to receive current device state\r |
913cb9dc | 117 | \r |
ea5632e5 | 118 | @return EFI_SUCCESS : The state is returned\r |
119 | @return EFI_INVALID_PARAMETER : State is not valid.\r | |
120 | @return EFI_DEVICE_ERROR : Other errors2006\r | |
913cb9dc | 121 | \r |
122 | **/\r | |
123 | STATIC\r | |
124 | EFI_STATUS\r | |
125 | EFIAPI\r | |
ea5632e5 | 126 | Uhci2GetState (\r |
127 | IN CONST EFI_USB2_HC_PROTOCOL *This,\r | |
128 | OUT EFI_USB_HC_STATE *State\r | |
913cb9dc | 129 | )\r |
130 | {\r | |
131 | USB_HC_DEV *Uhc;\r | |
132 | UINT16 UsbSts;\r | |
133 | UINT16 UsbCmd;\r | |
134 | \r | |
135 | if (State == NULL) {\r | |
136 | return EFI_INVALID_PARAMETER;\r | |
137 | }\r | |
138 | \r | |
ea5632e5 | 139 | Uhc = UHC_FROM_USB2_HC_PROTO (This);\r |
913cb9dc | 140 | \r |
141 | UsbCmd = UhciReadReg (Uhc->PciIo, USBCMD_OFFSET);\r | |
142 | UsbSts = UhciReadReg (Uhc->PciIo, USBSTS_OFFSET);\r | |
143 | \r | |
144 | if (UsbCmd & USBCMD_EGSM) {\r | |
145 | *State = EfiUsbHcStateSuspend;\r | |
146 | \r | |
147 | } else if ((UsbSts & USBSTS_HCH) != 0) {\r | |
148 | *State = EfiUsbHcStateHalt;\r | |
149 | \r | |
150 | } else {\r | |
151 | *State = EfiUsbHcStateOperational;\r | |
152 | }\r | |
153 | \r | |
154 | return EFI_SUCCESS;\r | |
155 | }\r | |
156 | \r | |
157 | \r | |
158 | /**\r | |
ea5632e5 | 159 | Sets the USB host controller to a specific state according to UEFI 2.0 spec.\r |
913cb9dc | 160 | \r |
392d56cf | 161 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
ea5632e5 | 162 | @param State Indicates the state of the host controller that will\r |
163 | be set.\r | |
913cb9dc | 164 | \r |
ea5632e5 | 165 | @return EFI_SUCCESS : Host controller was successfully placed in the state\r |
913cb9dc | 166 | @return EFI_INVALID_PARAMETER : State is invalid.\r |
ea5632e5 | 167 | @return EFI_DEVICE_ERROR : Failed to set the state\r |
913cb9dc | 168 | \r |
169 | **/\r | |
170 | STATIC\r | |
171 | EFI_STATUS\r | |
172 | EFIAPI\r | |
ea5632e5 | 173 | Uhci2SetState (\r |
174 | IN EFI_USB2_HC_PROTOCOL *This,\r | |
913cb9dc | 175 | IN EFI_USB_HC_STATE State\r |
176 | )\r | |
177 | {\r | |
178 | EFI_USB_HC_STATE CurState;\r | |
179 | USB_HC_DEV *Uhc;\r | |
180 | EFI_TPL OldTpl;\r | |
181 | EFI_STATUS Status;\r | |
182 | UINT16 UsbCmd;\r | |
183 | \r | |
ea5632e5 | 184 | Uhc = UHC_FROM_USB2_HC_PROTO (This);\r |
185 | Status = Uhci2GetState (This, &CurState);\r | |
913cb9dc | 186 | \r |
187 | if (EFI_ERROR (Status)) {\r | |
188 | return EFI_DEVICE_ERROR;\r | |
189 | }\r | |
190 | \r | |
191 | if (CurState == State) {\r | |
192 | return EFI_SUCCESS;\r | |
193 | }\r | |
194 | \r | |
195 | Status = EFI_SUCCESS;\r | |
196 | OldTpl = gBS->RaiseTPL (UHCI_TPL);\r | |
197 | \r | |
198 | switch (State) {\r | |
199 | case EfiUsbHcStateHalt:\r | |
41e8ff27 | 200 | Status = UhciStopHc (Uhc, UHC_GENERIC_TIMEOUT);\r |
913cb9dc | 201 | break;\r |
202 | \r | |
203 | case EfiUsbHcStateOperational:\r | |
204 | UsbCmd = UhciReadReg (Uhc->PciIo, USBCMD_OFFSET);\r | |
205 | \r | |
206 | if (CurState == EfiUsbHcStateHalt) {\r | |
207 | //\r | |
208 | // Set Run/Stop bit to 1, also set the bandwidht reclamation\r | |
209 | // point to 64 bytes\r | |
210 | //\r | |
211 | UsbCmd |= USBCMD_RS | USBCMD_MAXP;\r | |
212 | UhciWriteReg (Uhc->PciIo, USBCMD_OFFSET, UsbCmd);\r | |
213 | \r | |
214 | } else if (CurState == EfiUsbHcStateSuspend) {\r | |
215 | //\r | |
216 | // If FGR(Force Global Resume) bit is 0, set it\r | |
217 | //\r | |
218 | if ((UsbCmd & USBCMD_FGR) == 0) {\r | |
219 | UsbCmd |= USBCMD_FGR;\r | |
220 | UhciWriteReg (Uhc->PciIo, USBCMD_OFFSET, UsbCmd);\r | |
221 | }\r | |
68246fa8 | 222 | \r |
913cb9dc | 223 | //\r |
224 | // wait 20ms to let resume complete (20ms is specified by UHCI spec)\r | |
225 | //\r | |
41e8ff27 | 226 | gBS->Stall (UHC_FORCE_GLOBAL_RESUME_STALL);\r |
913cb9dc | 227 | \r |
228 | //\r | |
229 | // Write FGR bit to 0 and EGSM(Enter Global Suspend Mode) bit to 0\r | |
230 | //\r | |
231 | UsbCmd &= ~USBCMD_FGR;\r | |
232 | UsbCmd &= ~USBCMD_EGSM;\r | |
233 | UsbCmd |= USBCMD_RS;\r | |
234 | UhciWriteReg (Uhc->PciIo, USBCMD_OFFSET, UsbCmd);\r | |
235 | }\r | |
236 | \r | |
237 | break;\r | |
238 | \r | |
239 | case EfiUsbHcStateSuspend:\r | |
ea5632e5 | 240 | Status = Uhci2SetState (This, EfiUsbHcStateHalt);\r |
913cb9dc | 241 | \r |
242 | if (EFI_ERROR (Status)) {\r | |
243 | Status = EFI_DEVICE_ERROR;\r | |
244 | goto ON_EXIT;\r | |
245 | }\r | |
68246fa8 | 246 | \r |
913cb9dc | 247 | //\r |
248 | // Set Enter Global Suspend Mode bit to 1.\r | |
249 | //\r | |
250 | UsbCmd = UhciReadReg (Uhc->PciIo, USBCMD_OFFSET);\r | |
251 | UsbCmd |= USBCMD_EGSM;\r | |
252 | UhciWriteReg (Uhc->PciIo, USBCMD_OFFSET, UsbCmd);\r | |
253 | break;\r | |
254 | \r | |
255 | default:\r | |
256 | Status = EFI_INVALID_PARAMETER;\r | |
257 | break;\r | |
258 | }\r | |
259 | \r | |
260 | ON_EXIT:\r | |
261 | gBS->RestoreTPL (OldTpl);\r | |
262 | return Status;\r | |
263 | }\r | |
264 | \r | |
913cb9dc | 265 | /**\r |
ea5632e5 | 266 | Retrieves capabilities of USB host controller according to UEFI 2.0 spec.\r |
913cb9dc | 267 | \r |
ea5632e5 | 268 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance\r |
269 | @param MaxSpeed A pointer to the max speed USB host controller\r | |
270 | supports.\r | |
271 | @param PortNumber A pointer to the number of root hub ports.\r | |
272 | @param Is64BitCapable A pointer to an integer to show whether USB host\r | |
273 | controller supports 64-bit memory addressing.\r | |
913cb9dc | 274 | \r |
ea5632e5 | 275 | @return EFI_SUCCESS : capabilities were retrieved successfully.\r |
276 | @return EFI_INVALID_PARAMETER : MaxSpeed or PortNumber or Is64BitCapable is NULL.\r | |
913cb9dc | 277 | @return EFI_DEVICE_ERROR : An error was encountered\r |
278 | \r | |
279 | **/\r | |
280 | STATIC\r | |
281 | EFI_STATUS\r | |
282 | EFIAPI\r | |
ea5632e5 | 283 | Uhci2GetCapability (\r |
284 | IN EFI_USB2_HC_PROTOCOL *This,\r | |
285 | OUT UINT8 *MaxSpeed,\r | |
286 | OUT UINT8 *PortNumber,\r | |
287 | OUT UINT8 *Is64BitCapable\r | |
913cb9dc | 288 | )\r |
289 | {\r | |
290 | USB_HC_DEV *Uhc;\r | |
291 | UINT32 Offset;\r | |
292 | UINT16 PortSC;\r | |
293 | UINT32 Index;\r | |
294 | \r | |
ea5632e5 | 295 | Uhc = UHC_FROM_USB2_HC_PROTO (This);\r |
913cb9dc | 296 | \r |
ea5632e5 | 297 | if ((NULL == MaxSpeed) || (NULL == PortNumber) || (NULL == Is64BitCapable)) {\r |
913cb9dc | 298 | return EFI_INVALID_PARAMETER;\r |
299 | }\r | |
300 | \r | |
ea5632e5 | 301 | *MaxSpeed = EFI_USB_SPEED_FULL;\r |
302 | *Is64BitCapable = (UINT8) FALSE;\r | |
303 | \r | |
913cb9dc | 304 | *PortNumber = 0;\r |
305 | \r | |
306 | for (Index = 0; Index < USB_MAX_ROOTHUB_PORT; Index++) {\r | |
307 | Offset = USBPORTSC_OFFSET + Index * 2;\r | |
308 | PortSC = UhciReadReg (Uhc->PciIo, Offset);\r | |
309 | \r | |
310 | //\r | |
311 | // Port status's bit 7 is reserved and always returns 1 if\r | |
312 | // the port number is valid. Intel's UHCI (in EHCI controller)\r | |
313 | // returns 0 in this bit if port number is invalid. Also, if\r | |
314 | // PciIo IoRead returns error, 0xFFFF is returned to caller.\r | |
315 | //\r | |
316 | if (((PortSC & 0x80) != 0) && (PortSC != 0xFFFF)) {\r | |
317 | (*PortNumber)++;\r | |
318 | }\r | |
319 | }\r | |
320 | \r | |
321 | Uhc->RootPorts = *PortNumber;\r | |
322 | \r | |
ea5632e5 | 323 | UHCI_DEBUG (("Uhci2GetCapability: %d ports\n", Uhc->RootPorts));\r |
913cb9dc | 324 | return EFI_SUCCESS;\r |
325 | }\r | |
326 | \r | |
327 | \r | |
328 | /**\r | |
ea5632e5 | 329 | Retrieves the current status of a USB root hub port according to UEFI 2.0 spec.\r |
913cb9dc | 330 | \r |
ea5632e5 | 331 | @param This A pointer to the EFI_USB2_HC_PROTOCOL.\r |
332 | @param PortNumber The port to get status\r | |
333 | @param PortStatus A pointer to the current port status bits and port\r | |
334 | status change bits.\r | |
913cb9dc | 335 | \r |
ea5632e5 | 336 | @return EFI_SUCCESS : status of the USB root hub port was returned in PortStatus.\r |
913cb9dc | 337 | @return EFI_INVALID_PARAMETER : PortNumber is invalid.\r |
338 | @return EFI_DEVICE_ERROR : Can't read register\r | |
339 | \r | |
340 | **/\r | |
ea5632e5 | 341 | STATIC\r |
913cb9dc | 342 | EFI_STATUS\r |
343 | EFIAPI\r | |
ea5632e5 | 344 | Uhci2GetRootHubPortStatus (\r |
345 | IN CONST EFI_USB2_HC_PROTOCOL *This,\r | |
346 | IN CONST UINT8 PortNumber,\r | |
347 | OUT EFI_USB_PORT_STATUS *PortStatus\r | |
913cb9dc | 348 | )\r |
349 | {\r | |
350 | USB_HC_DEV *Uhc;\r | |
351 | UINT32 Offset;\r | |
352 | UINT16 PortSC;\r | |
353 | \r | |
ea5632e5 | 354 | Uhc = UHC_FROM_USB2_HC_PROTO (This);\r |
913cb9dc | 355 | \r |
356 | if (PortStatus == NULL) {\r | |
357 | return EFI_INVALID_PARAMETER;\r | |
358 | }\r | |
359 | \r | |
360 | if (PortNumber >= Uhc->RootPorts) {\r | |
361 | return EFI_INVALID_PARAMETER;\r | |
362 | }\r | |
363 | \r | |
364 | Offset = USBPORTSC_OFFSET + PortNumber * 2;\r | |
365 | PortStatus->PortStatus = 0;\r | |
366 | PortStatus->PortChangeStatus = 0;\r | |
367 | \r | |
368 | PortSC = UhciReadReg (Uhc->PciIo, Offset);\r | |
369 | \r | |
370 | if (PortSC & USBPORTSC_CCS) {\r | |
371 | PortStatus->PortStatus |= USB_PORT_STAT_CONNECTION;\r | |
372 | }\r | |
373 | \r | |
374 | if (PortSC & USBPORTSC_PED) {\r | |
375 | PortStatus->PortStatus |= USB_PORT_STAT_ENABLE;\r | |
376 | }\r | |
377 | \r | |
378 | if (PortSC & USBPORTSC_SUSP) {\r | |
ea5632e5 | 379 | UHCI_DEBUG (("Uhci2GetRootHubPortStatus: port %d is suspended\n", PortNumber));\r |
913cb9dc | 380 | PortStatus->PortStatus |= USB_PORT_STAT_SUSPEND;\r |
381 | }\r | |
382 | \r | |
383 | if (PortSC & USBPORTSC_PR) {\r | |
384 | PortStatus->PortStatus |= USB_PORT_STAT_RESET;\r | |
385 | }\r | |
386 | \r | |
387 | if (PortSC & USBPORTSC_LSDA) {\r | |
388 | PortStatus->PortStatus |= USB_PORT_STAT_LOW_SPEED;\r | |
389 | }\r | |
390 | \r | |
391 | //\r | |
392 | // CHC will always return one in port owner bit\r | |
393 | //\r | |
394 | PortStatus->PortStatus |= USB_PORT_STAT_OWNER;\r | |
395 | \r | |
396 | if (PortSC & USBPORTSC_CSC) {\r | |
397 | PortStatus->PortChangeStatus |= USB_PORT_STAT_C_CONNECTION;\r | |
398 | }\r | |
399 | \r | |
400 | if (PortSC & USBPORTSC_PEDC) {\r | |
401 | PortStatus->PortChangeStatus |= USB_PORT_STAT_C_ENABLE;\r | |
402 | }\r | |
403 | \r | |
404 | return EFI_SUCCESS;\r | |
405 | }\r | |
406 | \r | |
407 | \r | |
408 | /**\r | |
ea5632e5 | 409 | Sets a feature for the specified root hub port according to UEFI 2.0 spec.\r |
913cb9dc | 410 | \r |
ea5632e5 | 411 | @param This A pointer to the EFI_USB2_HC_PROTOCOL.\r |
412 | @param PortNumber Specifies the root hub port whose feature is\r | |
413 | requested to be set.\r | |
414 | @param PortFeature Indicates the feature selector associated with the\r | |
415 | feature set request.\r | |
913cb9dc | 416 | \r |
ea5632e5 | 417 | @return EFI_SUCCESS : PortFeature was set for the root port\r |
913cb9dc | 418 | @return EFI_INVALID_PARAMETER : PortNumber is invalid or PortFeature is invalid.\r |
419 | @return EFI_DEVICE_ERROR : Can't read register\r | |
420 | \r | |
421 | **/\r | |
422 | STATIC\r | |
423 | EFI_STATUS\r | |
424 | EFIAPI\r | |
ea5632e5 | 425 | Uhci2SetRootHubPortFeature (\r |
426 | IN EFI_USB2_HC_PROTOCOL *This,\r | |
427 | IN UINT8 PortNumber,\r | |
428 | IN EFI_USB_PORT_FEATURE PortFeature\r | |
913cb9dc | 429 | )\r |
430 | {\r | |
431 | USB_HC_DEV *Uhc;\r | |
432 | EFI_TPL OldTpl;\r | |
433 | UINT32 Offset;\r | |
434 | UINT16 PortSC;\r | |
435 | UINT16 Command;\r | |
436 | \r | |
ea5632e5 | 437 | Uhc = UHC_FROM_USB2_HC_PROTO (This);\r |
913cb9dc | 438 | \r |
439 | if (PortNumber >= Uhc->RootPorts) {\r | |
440 | return EFI_INVALID_PARAMETER;\r | |
441 | }\r | |
442 | \r | |
443 | Offset = USBPORTSC_OFFSET + PortNumber * 2;\r | |
444 | \r | |
445 | OldTpl = gBS->RaiseTPL (UHCI_TPL);\r | |
446 | PortSC = UhciReadReg (Uhc->PciIo, Offset);\r | |
447 | \r | |
448 | switch (PortFeature) {\r | |
449 | case EfiUsbPortSuspend:\r | |
450 | Command = UhciReadReg (Uhc->PciIo, USBCMD_OFFSET);\r | |
451 | if (!(Command & USBCMD_EGSM)) {\r | |
452 | //\r | |
453 | // if global suspend is not active, can set port suspend\r | |
454 | //\r | |
455 | PortSC &= 0xfff5;\r | |
456 | PortSC |= USBPORTSC_SUSP;\r | |
457 | }\r | |
458 | break;\r | |
459 | \r | |
460 | case EfiUsbPortReset:\r | |
461 | PortSC &= 0xfff5;\r | |
462 | PortSC |= USBPORTSC_PR;\r | |
463 | break;\r | |
464 | \r | |
465 | case EfiUsbPortPower:\r | |
466 | //\r | |
467 | // No action\r | |
468 | //\r | |
469 | break;\r | |
470 | \r | |
471 | case EfiUsbPortEnable:\r | |
472 | PortSC &= 0xfff5;\r | |
473 | PortSC |= USBPORTSC_PED;\r | |
474 | break;\r | |
475 | \r | |
476 | default:\r | |
477 | gBS->RestoreTPL (OldTpl);\r | |
478 | return EFI_INVALID_PARAMETER;\r | |
479 | }\r | |
480 | \r | |
481 | UhciWriteReg (Uhc->PciIo, Offset, PortSC);\r | |
482 | gBS->RestoreTPL (OldTpl);\r | |
483 | \r | |
484 | return EFI_SUCCESS;\r | |
485 | }\r | |
486 | \r | |
487 | \r | |
488 | /**\r | |
ea5632e5 | 489 | Clears a feature for the specified root hub port according to Uefi 2.0 spec.\r |
913cb9dc | 490 | \r |
ea5632e5 | 491 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
492 | @param PortNumber Specifies the root hub port whose feature is\r | |
493 | requested to be cleared.\r | |
494 | @param PortFeature Indicates the feature selector associated with the\r | |
495 | feature clear request.\r | |
913cb9dc | 496 | \r |
ea5632e5 | 497 | @return EFI_SUCCESS : PortFeature was cleared for the USB root hub port\r |
913cb9dc | 498 | @return EFI_INVALID_PARAMETER : PortNumber is invalid or PortFeature is invalid.\r |
499 | @return EFI_DEVICE_ERROR : Can't read register\r | |
500 | \r | |
501 | **/\r | |
502 | STATIC\r | |
503 | EFI_STATUS\r | |
504 | EFIAPI\r | |
ea5632e5 | 505 | Uhci2ClearRootHubPortFeature (\r |
506 | IN EFI_USB2_HC_PROTOCOL *This,\r | |
507 | IN UINT8 PortNumber,\r | |
508 | IN EFI_USB_PORT_FEATURE PortFeature\r | |
913cb9dc | 509 | )\r |
510 | {\r | |
511 | USB_HC_DEV *Uhc;\r | |
512 | EFI_TPL OldTpl;\r | |
513 | UINT32 Offset;\r | |
514 | UINT16 PortSC;\r | |
515 | \r | |
ea5632e5 | 516 | Uhc = UHC_FROM_USB2_HC_PROTO (This);\r |
913cb9dc | 517 | \r |
518 | if (PortNumber >= Uhc->RootPorts) {\r | |
519 | return EFI_INVALID_PARAMETER;\r | |
520 | }\r | |
521 | \r | |
522 | Offset = USBPORTSC_OFFSET + PortNumber * 2;\r | |
523 | \r | |
524 | OldTpl = gBS->RaiseTPL (UHCI_TPL);\r | |
525 | PortSC = UhciReadReg (Uhc->PciIo, Offset);\r | |
526 | \r | |
527 | switch (PortFeature) {\r | |
528 | case EfiUsbPortEnable:\r | |
529 | PortSC &= 0xfff5;\r | |
530 | PortSC &= ~USBPORTSC_PED;\r | |
531 | break;\r | |
532 | \r | |
533 | case EfiUsbPortSuspend:\r | |
534 | //\r | |
535 | // Cause a resume on the specified port if in suspend mode.\r | |
536 | //\r | |
537 | PortSC &= 0xfff5;\r | |
538 | PortSC &= ~USBPORTSC_SUSP;\r | |
539 | break;\r | |
540 | \r | |
541 | case EfiUsbPortPower:\r | |
542 | //\r | |
543 | // No action\r | |
544 | //\r | |
545 | break;\r | |
546 | \r | |
547 | case EfiUsbPortReset:\r | |
548 | PortSC &= 0xfff5;\r | |
549 | PortSC &= ~USBPORTSC_PR;\r | |
550 | break;\r | |
551 | \r | |
552 | case EfiUsbPortConnectChange:\r | |
553 | PortSC &= 0xfff5;\r | |
554 | PortSC |= USBPORTSC_CSC;\r | |
555 | break;\r | |
556 | \r | |
557 | case EfiUsbPortEnableChange:\r | |
558 | PortSC &= 0xfff5;\r | |
559 | PortSC |= USBPORTSC_PEDC;\r | |
560 | break;\r | |
561 | \r | |
562 | case EfiUsbPortSuspendChange:\r | |
563 | //\r | |
564 | // Root hub does not support this\r | |
565 | //\r | |
566 | break;\r | |
567 | \r | |
568 | case EfiUsbPortOverCurrentChange:\r | |
569 | //\r | |
570 | // Root hub does not support this\r | |
571 | //\r | |
572 | break;\r | |
573 | \r | |
574 | case EfiUsbPortResetChange:\r | |
575 | //\r | |
576 | // Root hub does not support this\r | |
577 | //\r | |
578 | break;\r | |
579 | \r | |
580 | default:\r | |
581 | gBS->RestoreTPL (OldTpl);\r | |
582 | return EFI_INVALID_PARAMETER;\r | |
583 | }\r | |
584 | \r | |
585 | UhciWriteReg (Uhc->PciIo, Offset, PortSC);\r | |
586 | gBS->RestoreTPL (OldTpl);\r | |
587 | \r | |
588 | return EFI_SUCCESS;\r | |
589 | }\r | |
590 | \r | |
591 | \r | |
592 | /**\r | |
ea5632e5 | 593 | Submits control transfer to a target USB device accroding to UEFI 2.0 spec..\r |
913cb9dc | 594 | \r |
ea5632e5 | 595 | This : A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
596 | DeviceAddress : Target device address\r | |
597 | DeviceSpeed : Device speed\r | |
598 | MaximumPacketLength : Maximum packet size of the target endpoint\r | |
913cb9dc | 599 | Request : USB device request to send\r |
ea5632e5 | 600 | TransferDirection : Data direction of the Data stage in control transfer\r |
601 | Data : Data to transmit/receive in data stage\r | |
602 | DataLength : Length of the data\r | |
603 | TimeOut : Maximum time, in microseconds, for transfer to complete.\r | |
604 | TransferResult : Variable to receive the transfer result\r | |
913cb9dc | 605 | \r |
ea5632e5 | 606 | @return EFI_SUCCESS : The control transfer was completed successfully.\r |
607 | @return EFI_OUT_OF_RESOURCES : Failed due to lack of resource.\r | |
913cb9dc | 608 | @return EFI_INVALID_PARAMETER : Some parameters are invalid.\r |
609 | @return EFI_TIMEOUT : Failed due to timeout.\r | |
610 | @return EFI_DEVICE_ERROR : Failed due to host controller or device error.\r | |
611 | \r | |
612 | **/\r | |
613 | STATIC\r | |
614 | EFI_STATUS\r | |
615 | EFIAPI\r | |
ea5632e5 | 616 | Uhci2ControlTransfer (\r |
617 | IN EFI_USB2_HC_PROTOCOL *This,\r | |
618 | IN UINT8 DeviceAddress,\r | |
619 | IN UINT8 DeviceSpeed,\r | |
620 | IN UINTN MaximumPacketLength,\r | |
621 | IN EFI_USB_DEVICE_REQUEST *Request,\r | |
622 | IN EFI_USB_DATA_DIRECTION TransferDirection,\r | |
623 | IN OUT VOID *Data,\r | |
624 | IN OUT UINTN *DataLength,\r | |
625 | IN UINTN TimeOut,\r | |
626 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
627 | OUT UINT32 *TransferResult\r | |
913cb9dc | 628 | )\r |
629 | {\r | |
630 | USB_HC_DEV *Uhc;\r | |
631 | UHCI_TD_SW *TDs;\r | |
632 | EFI_TPL OldTpl;\r | |
633 | EFI_STATUS Status;\r | |
634 | UHCI_QH_RESULT QhResult;\r | |
635 | UINT8 PktId;\r | |
636 | UINT8 *RequestPhy;\r | |
637 | VOID *RequestMap;\r | |
638 | UINT8 *DataPhy;\r | |
639 | VOID *DataMap;\r | |
ea5632e5 | 640 | BOOLEAN IsSlowDevice;\r |
913cb9dc | 641 | \r |
ea5632e5 | 642 | Uhc = UHC_FROM_USB2_HC_PROTO (This);\r |
913cb9dc | 643 | TDs = NULL;\r |
644 | DataPhy = NULL;\r | |
645 | DataMap = NULL;\r | |
646 | RequestPhy = NULL;\r | |
647 | RequestMap = NULL;\r | |
648 | \r | |
ea5632e5 | 649 | IsSlowDevice = (BOOLEAN) ((EFI_USB_SPEED_LOW == DeviceSpeed) ? TRUE : FALSE);\r |
650 | \r | |
913cb9dc | 651 | //\r |
652 | // Parameters Checking\r | |
653 | //\r | |
654 | if (Request == NULL || TransferResult == NULL) {\r | |
655 | return EFI_INVALID_PARAMETER;\r | |
656 | }\r | |
657 | \r | |
658 | if (IsSlowDevice && (MaximumPacketLength != 8)) {\r | |
659 | return EFI_INVALID_PARAMETER;\r | |
660 | }\r | |
661 | \r | |
662 | if ((MaximumPacketLength != 8) && (MaximumPacketLength != 16) &&\r | |
663 | (MaximumPacketLength != 32) && (MaximumPacketLength != 64)) {\r | |
664 | \r | |
665 | return EFI_INVALID_PARAMETER;\r | |
666 | }\r | |
667 | \r | |
668 | if ((TransferDirection != EfiUsbNoData) && (DataLength == NULL)) {\r | |
669 | return EFI_INVALID_PARAMETER;\r | |
670 | }\r | |
671 | \r | |
672 | *TransferResult = EFI_USB_ERR_SYSTEM;\r | |
673 | Status = EFI_DEVICE_ERROR;\r | |
674 | \r | |
675 | //\r | |
676 | // If errors exist that cause host controller halt,\r | |
677 | // clear status then return EFI_DEVICE_ERROR.\r | |
678 | //\r | |
679 | UhciAckAllInterrupt (Uhc);\r | |
680 | \r | |
681 | if (!UhciIsHcWorking (Uhc->PciIo)) {\r | |
682 | return EFI_DEVICE_ERROR;\r | |
683 | }\r | |
684 | \r | |
685 | OldTpl = gBS->RaiseTPL (UHCI_TPL);\r | |
686 | \r | |
687 | //\r | |
688 | // Map the Request and data for bus master access,\r | |
689 | // then create a list of TD for this transfer\r | |
690 | //\r | |
691 | Status = UhciMapUserRequest (Uhc, Request, &RequestPhy, &RequestMap);\r | |
692 | \r | |
693 | if (EFI_ERROR (Status)) {\r | |
694 | goto ON_EXIT;\r | |
695 | }\r | |
696 | \r | |
697 | Status = UhciMapUserData (Uhc, TransferDirection, Data, DataLength, &PktId, &DataPhy, &DataMap);\r | |
698 | \r | |
699 | if (EFI_ERROR (Status)) {\r | |
700 | Uhc->PciIo->Unmap (Uhc->PciIo, RequestMap);\r | |
701 | goto ON_EXIT;\r | |
702 | }\r | |
703 | \r | |
704 | TDs = UhciCreateCtrlTds (\r | |
705 | Uhc,\r | |
706 | DeviceAddress,\r | |
707 | PktId,\r | |
708 | RequestPhy,\r | |
709 | DataPhy,\r | |
710 | *DataLength,\r | |
ea5632e5 | 711 | (UINT8) MaximumPacketLength,\r |
913cb9dc | 712 | IsSlowDevice\r |
713 | );\r | |
714 | \r | |
715 | if (TDs == NULL) {\r | |
716 | Status = EFI_OUT_OF_RESOURCES;\r | |
717 | goto UNMAP_DATA;\r | |
718 | }\r | |
719 | \r | |
720 | //\r | |
721 | // According to the speed of the end point, link\r | |
722 | // the TD to corrosponding queue head, then check\r | |
723 | // the execution result\r | |
724 | //\r | |
725 | UhciLinkTdToQh (Uhc->CtrlQh, TDs);\r | |
726 | Status = UhciExecuteTransfer (Uhc, Uhc->CtrlQh, TDs, TimeOut, IsSlowDevice, &QhResult);\r | |
727 | UhciUnlinkTdFromQh (Uhc->CtrlQh, TDs);\r | |
728 | \r | |
729 | Uhc->PciIo->Flush (Uhc->PciIo);\r | |
730 | \r | |
731 | *TransferResult = QhResult.Result;\r | |
732 | \r | |
733 | if (DataLength != NULL) {\r | |
734 | *DataLength = QhResult.Complete;\r | |
735 | }\r | |
736 | \r | |
737 | UhciDestoryTds (Uhc, TDs);\r | |
738 | \r | |
739 | UNMAP_DATA:\r | |
740 | Uhc->PciIo->Unmap (Uhc->PciIo, DataMap);\r | |
741 | Uhc->PciIo->Unmap (Uhc->PciIo, RequestMap);\r | |
742 | \r | |
743 | ON_EXIT:\r | |
744 | gBS->RestoreTPL (OldTpl);\r | |
745 | return Status;\r | |
746 | }\r | |
747 | \r | |
748 | \r | |
ea5632e5 | 749 | \r |
913cb9dc | 750 | /**\r |
ea5632e5 | 751 | Submits bulk transfer to a bulk endpoint of a USB device\r |
913cb9dc | 752 | \r |
ea5632e5 | 753 | This : A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
754 | DeviceAddress : Target device address\r | |
755 | EndPointAddress : Endpoint number and direction\r | |
756 | DeviceSpeed : Device speed\r | |
913cb9dc | 757 | MaximumPacketLength : Maximum packet size of the target endpoint\r |
ea5632e5 | 758 | DataBuffersNumber : Number of data buffers prepared for the transfer.\r |
759 | Data : Array of pointers to the buffers of data\r | |
760 | DataLength : On input, size of the data buffer, On output,\r | |
761 | actually transferred data size.\r | |
762 | DataToggle : On input, data toggle to use; On output, next data toggle\r | |
763 | Translator : A pointr to the transaction translator data.\r | |
764 | TimeOut : Maximum time out, in microseconds\r | |
765 | TransferResult : Variable to receive transfer result\r | |
913cb9dc | 766 | \r |
767 | @return EFI_SUCCESS : The bulk transfer was completed successfully.\r | |
768 | @return EFI_OUT_OF_RESOURCES : Failed due to lack of resource.\r | |
769 | @return EFI_INVALID_PARAMETER : Some parameters are invalid.\r | |
770 | @return EFI_TIMEOUT : Failed due to timeout.\r | |
771 | @return EFI_DEVICE_ERROR : Failed due to host controller or device error.\r | |
772 | \r | |
773 | **/\r | |
774 | STATIC\r | |
775 | EFI_STATUS\r | |
776 | EFIAPI\r | |
ea5632e5 | 777 | Uhci2BulkTransfer (\r |
778 | IN EFI_USB2_HC_PROTOCOL *This,\r | |
779 | IN UINT8 DeviceAddress,\r | |
780 | IN UINT8 EndPointAddress,\r | |
781 | IN UINT8 DeviceSpeed,\r | |
782 | IN UINTN MaximumPacketLength,\r | |
783 | IN UINT8 DataBuffersNumber,\r | |
784 | IN OUT VOID *Data[EFI_USB_MAX_BULK_BUFFER_NUM],\r | |
785 | IN OUT UINTN *DataLength,\r | |
786 | IN OUT UINT8 *DataToggle,\r | |
787 | IN UINTN TimeOut,\r | |
788 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
789 | OUT UINT32 *TransferResult\r | |
913cb9dc | 790 | )\r |
791 | {\r | |
792 | EFI_USB_DATA_DIRECTION Direction;\r | |
793 | EFI_TPL OldTpl;\r | |
794 | USB_HC_DEV *Uhc;\r | |
795 | UHCI_TD_SW *TDs;\r | |
796 | UHCI_QH_SW *BulkQh;\r | |
797 | UHCI_QH_RESULT QhResult;\r | |
798 | EFI_STATUS Status;\r | |
799 | UINT8 PktId;\r | |
800 | UINT8 *DataPhy;\r | |
801 | VOID *DataMap;\r | |
802 | \r | |
ea5632e5 | 803 | Uhc = UHC_FROM_USB2_HC_PROTO (This);\r |
913cb9dc | 804 | DataPhy = NULL;\r |
805 | DataMap = NULL;\r | |
806 | \r | |
ea5632e5 | 807 | if (DeviceSpeed == EFI_USB_SPEED_LOW) {\r |
808 | return EFI_INVALID_PARAMETER;\r | |
809 | }\r | |
810 | \r | |
913cb9dc | 811 | if ((DataLength == NULL) || (Data == NULL) || (TransferResult == NULL)) {\r |
812 | return EFI_INVALID_PARAMETER;\r | |
813 | }\r | |
814 | \r | |
815 | if (*DataLength == 0) {\r | |
816 | return EFI_INVALID_PARAMETER;\r | |
817 | }\r | |
818 | \r | |
819 | if ((*DataToggle != 1) && (*DataToggle != 0)) {\r | |
820 | return EFI_INVALID_PARAMETER;\r | |
821 | }\r | |
822 | \r | |
823 | if ((MaximumPacketLength != 8) && (MaximumPacketLength != 16) &&\r | |
824 | (MaximumPacketLength != 32) && (MaximumPacketLength != 64)) {\r | |
825 | return EFI_INVALID_PARAMETER;\r | |
826 | }\r | |
827 | \r | |
828 | *TransferResult = EFI_USB_ERR_SYSTEM;\r | |
829 | Status = EFI_OUT_OF_RESOURCES;\r | |
830 | \r | |
831 | //\r | |
832 | // If has errors that cause host controller halt,\r | |
833 | // then return EFI_DEVICE_ERROR directly.\r | |
834 | //\r | |
835 | UhciAckAllInterrupt (Uhc);\r | |
836 | \r | |
837 | if (!UhciIsHcWorking (Uhc->PciIo)) {\r | |
838 | return EFI_DEVICE_ERROR;\r | |
839 | }\r | |
840 | \r | |
841 | OldTpl = gBS->RaiseTPL (UHCI_TPL);\r | |
842 | \r | |
843 | //\r | |
844 | // Map the source data buffer for bus master access,\r | |
845 | // then create a list of TDs\r | |
846 | //\r | |
847 | if (EndPointAddress & 0x80) {\r | |
848 | Direction = EfiUsbDataIn;\r | |
849 | } else {\r | |
850 | Direction = EfiUsbDataOut;\r | |
851 | }\r | |
852 | \r | |
ea5632e5 | 853 | Status = UhciMapUserData (Uhc, Direction, *Data, DataLength, &PktId, &DataPhy, &DataMap);\r |
913cb9dc | 854 | \r |
855 | if (EFI_ERROR (Status)) {\r | |
856 | goto ON_EXIT;\r | |
857 | }\r | |
858 | \r | |
859 | Status = EFI_OUT_OF_RESOURCES;\r | |
860 | TDs = UhciCreateBulkOrIntTds (\r | |
861 | Uhc,\r | |
862 | DeviceAddress,\r | |
863 | EndPointAddress,\r | |
864 | PktId,\r | |
865 | DataPhy,\r | |
866 | *DataLength,\r | |
867 | DataToggle,\r | |
ea5632e5 | 868 | (UINT8) MaximumPacketLength,\r |
913cb9dc | 869 | FALSE\r |
870 | );\r | |
871 | \r | |
872 | if (TDs == NULL) {\r | |
873 | Uhc->PciIo->Unmap (Uhc->PciIo, DataMap);\r | |
874 | goto ON_EXIT;\r | |
875 | }\r | |
876 | \r | |
877 | \r | |
878 | //\r | |
879 | // Link the TDs to bulk queue head. According to the platfore\r | |
880 | // defintion of UHCI_NO_BW_RECLAMATION, BulkQh is either configured\r | |
881 | // to do full speed bandwidth reclamation or not.\r | |
882 | //\r | |
883 | BulkQh = Uhc->BulkQh;\r | |
884 | \r | |
885 | UhciLinkTdToQh (BulkQh, TDs);\r | |
886 | Status = UhciExecuteTransfer (Uhc, BulkQh, TDs, TimeOut, FALSE, &QhResult);\r | |
887 | UhciUnlinkTdFromQh (BulkQh, TDs);\r | |
888 | \r | |
889 | Uhc->PciIo->Flush (Uhc->PciIo);\r | |
890 | \r | |
891 | *TransferResult = QhResult.Result;\r | |
892 | *DataToggle = QhResult.NextToggle;\r | |
893 | *DataLength = QhResult.Complete;\r | |
894 | \r | |
895 | UhciDestoryTds (Uhc, TDs);\r | |
896 | Uhc->PciIo->Unmap (Uhc->PciIo, DataMap);\r | |
897 | \r | |
898 | ON_EXIT:\r | |
899 | gBS->RestoreTPL (OldTpl);\r | |
900 | return Status;\r | |
901 | }\r | |
902 | \r | |
903 | \r | |
904 | /**\r | |
ea5632e5 | 905 | Submits an asynchronous interrupt transfer to an\r |
906 | interrupt endpoint of a USB device according to UEFI 2.0 spec.\r | |
913cb9dc | 907 | \r |
ea5632e5 | 908 | This : A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
913cb9dc | 909 | DeviceAddress : Target device address\r |
ea5632e5 | 910 | EndPointAddress : Endpoint number and direction\r |
911 | DeviceSpeed : Device speed\r | |
913cb9dc | 912 | MaximumPacketLength : Maximum packet size of the target endpoint\r |
ea5632e5 | 913 | IsNewTransfer : If TRUE, submit a new transfer, if FALSE cancel old transfer\r |
914 | DataToggle : On input, data toggle to use; On output, next data toggle\r | |
913cb9dc | 915 | PollingInterval : Interrupt poll rate in milliseconds\r |
ea5632e5 | 916 | DataLength : On input, size of the data buffer, On output,\r |
917 | actually transferred data size.\r | |
918 | Translator : A pointr to the transaction translator data.\r | |
913cb9dc | 919 | CallBackFunction : Function to call periodically\r |
920 | Context : User context\r | |
921 | \r | |
ea5632e5 | 922 | @return EFI_SUCCESS : Transfer was submitted\r |
913cb9dc | 923 | @return EFI_INVALID_PARAMETER : Some parameters are invalid.\r |
924 | @return EFI_OUT_OF_RESOURCES : Failed due to a lack of resources.\r | |
ea5632e5 | 925 | @return EFI_DEVICE_ERROR : Can't read register\r |
913cb9dc | 926 | \r |
927 | **/\r | |
928 | STATIC\r | |
929 | EFI_STATUS\r | |
930 | EFIAPI\r | |
ea5632e5 | 931 | Uhci2AsyncInterruptTransfer (\r |
932 | IN EFI_USB2_HC_PROTOCOL *This,\r | |
913cb9dc | 933 | IN UINT8 DeviceAddress,\r |
934 | IN UINT8 EndPointAddress,\r | |
ea5632e5 | 935 | IN UINT8 DeviceSpeed,\r |
936 | IN UINTN MaximumPacketLength,\r | |
913cb9dc | 937 | IN BOOLEAN IsNewTransfer,\r |
938 | IN OUT UINT8 *DataToggle,\r | |
ea5632e5 | 939 | IN UINTN PollingInterval,\r |
940 | IN UINTN DataLength,\r | |
941 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
942 | IN EFI_ASYNC_USB_TRANSFER_CALLBACK CallBackFunction,\r | |
943 | IN VOID *Context\r | |
913cb9dc | 944 | )\r |
945 | {\r | |
946 | USB_HC_DEV *Uhc;\r | |
ea5632e5 | 947 | BOOLEAN IsSlowDevice;\r |
913cb9dc | 948 | UHCI_QH_SW *Qh;\r |
949 | UHCI_TD_SW *IntTds;\r | |
950 | EFI_TPL OldTpl;\r | |
951 | EFI_STATUS Status;\r | |
952 | UINT8 *DataPtr;\r | |
953 | UINT8 *DataPhy;\r | |
954 | VOID *DataMap;\r | |
955 | UINT8 PktId;\r | |
956 | \r | |
ea5632e5 | 957 | Uhc = UHC_FROM_USB2_HC_PROTO (This);\r |
913cb9dc | 958 | Qh = NULL;\r |
959 | IntTds = NULL;\r | |
960 | DataPtr = NULL;\r | |
961 | DataPhy = NULL;\r | |
962 | DataMap = NULL;\r | |
963 | \r | |
ea5632e5 | 964 | IsSlowDevice = (BOOLEAN) ((EFI_USB_SPEED_LOW == DeviceSpeed) ? TRUE : FALSE);\r |
965 | \r | |
913cb9dc | 966 | if ((EndPointAddress & 0x80) == 0) {\r |
967 | return EFI_INVALID_PARAMETER;\r | |
968 | }\r | |
969 | \r | |
970 | //\r | |
971 | // Delete Async interrupt transfer request\r | |
972 | //\r | |
973 | if (!IsNewTransfer) {\r | |
974 | OldTpl = gBS->RaiseTPL (UHCI_TPL);\r | |
975 | Status = UhciRemoveAsyncReq (Uhc, DeviceAddress, EndPointAddress, DataToggle);\r | |
976 | \r | |
977 | gBS->RestoreTPL (OldTpl);\r | |
978 | return Status;\r | |
979 | }\r | |
980 | \r | |
981 | if (PollingInterval < 1 || PollingInterval > 255) {\r | |
982 | return EFI_INVALID_PARAMETER;\r | |
983 | }\r | |
984 | \r | |
985 | if (DataLength == 0) {\r | |
986 | return EFI_INVALID_PARAMETER;\r | |
987 | }\r | |
988 | \r | |
989 | if ((*DataToggle != 1) && (*DataToggle != 0)) {\r | |
990 | return EFI_INVALID_PARAMETER;\r | |
991 | }\r | |
992 | \r | |
993 | //\r | |
994 | // If has errors that cause host controller halt,\r | |
995 | // then return EFI_DEVICE_ERROR directly.\r | |
996 | //\r | |
997 | UhciAckAllInterrupt (Uhc);\r | |
998 | \r | |
999 | if (!UhciIsHcWorking (Uhc->PciIo)) {\r | |
1000 | return EFI_DEVICE_ERROR;\r | |
1001 | }\r | |
1002 | \r | |
1003 | //\r | |
1004 | // Allocate and map source data buffer for bus master access.\r | |
1005 | //\r | |
1006 | DataPtr = AllocatePool (DataLength);\r | |
1007 | \r | |
1008 | if (DataPtr == NULL) {\r | |
1009 | return EFI_OUT_OF_RESOURCES;\r | |
1010 | }\r | |
1011 | \r | |
1012 | OldTpl = gBS->RaiseTPL (UHCI_TPL);\r | |
1013 | \r | |
1014 | //\r | |
1015 | // Map the user data then create a queue head and\r | |
1016 | // list of TD for it.\r | |
1017 | //\r | |
1018 | Status = UhciMapUserData (\r | |
1019 | Uhc,\r | |
1020 | EfiUsbDataIn,\r | |
1021 | DataPtr,\r | |
1022 | &DataLength,\r | |
1023 | &PktId,\r | |
1024 | &DataPhy,\r | |
1025 | &DataMap\r | |
1026 | );\r | |
1027 | \r | |
1028 | if (EFI_ERROR (Status)) {\r | |
1029 | goto FREE_DATA;\r | |
1030 | }\r | |
1031 | \r | |
1032 | Qh = UhciCreateQh (Uhc, PollingInterval);\r | |
1033 | \r | |
1034 | if (Qh == NULL) {\r | |
1035 | Status = EFI_OUT_OF_RESOURCES;\r | |
1036 | goto UNMAP_DATA;\r | |
1037 | }\r | |
1038 | \r | |
1039 | IntTds = UhciCreateBulkOrIntTds (\r | |
1040 | Uhc,\r | |
1041 | DeviceAddress,\r | |
1042 | EndPointAddress,\r | |
1043 | PktId,\r | |
1044 | DataPhy,\r | |
1045 | DataLength,\r | |
1046 | DataToggle,\r | |
ea5632e5 | 1047 | (UINT8) MaximumPacketLength,\r |
913cb9dc | 1048 | IsSlowDevice\r |
1049 | );\r | |
1050 | \r | |
1051 | if (IntTds == NULL) {\r | |
1052 | Status = EFI_OUT_OF_RESOURCES;\r | |
1053 | goto DESTORY_QH;\r | |
1054 | }\r | |
1055 | \r | |
1056 | UhciLinkTdToQh (Qh, IntTds);\r | |
1057 | \r | |
1058 | //\r | |
1059 | // Save QH-TD structures to async Interrupt transfer list,\r | |
1060 | // for monitor interrupt transfer execution routine use.\r | |
1061 | //\r | |
1062 | Status = UhciCreateAsyncReq (\r | |
1063 | Uhc,\r | |
1064 | Qh,\r | |
1065 | IntTds,\r | |
1066 | DeviceAddress,\r | |
1067 | EndPointAddress,\r | |
1068 | DataLength,\r | |
1069 | PollingInterval,\r | |
1070 | DataMap,\r | |
1071 | DataPtr,\r | |
1072 | CallBackFunction,\r | |
1073 | Context,\r | |
1074 | IsSlowDevice\r | |
1075 | );\r | |
1076 | \r | |
1077 | if (EFI_ERROR (Status)) {\r | |
1078 | goto DESTORY_QH;\r | |
1079 | }\r | |
1080 | \r | |
1081 | UhciLinkQhToFrameList (Uhc->FrameBase, Qh);\r | |
1082 | \r | |
1083 | gBS->RestoreTPL (OldTpl);\r | |
1084 | return EFI_SUCCESS;\r | |
1085 | \r | |
1086 | DESTORY_QH:\r | |
1087 | UsbHcFreeMem (Uhc->MemPool, Qh, sizeof (UHCI_QH_SW));\r | |
1088 | \r | |
1089 | UNMAP_DATA:\r | |
1090 | Uhc->PciIo->Unmap (Uhc->PciIo, DataMap);\r | |
1091 | \r | |
1092 | FREE_DATA:\r | |
1093 | gBS->FreePool (DataPtr);\r | |
1094 | Uhc->PciIo->Flush (Uhc->PciIo);\r | |
1095 | \r | |
1096 | gBS->RestoreTPL (OldTpl);\r | |
1097 | return Status;\r | |
1098 | }\r | |
1099 | \r | |
913cb9dc | 1100 | /**\r |
ea5632e5 | 1101 | Submits synchronous interrupt transfer to an interrupt endpoint\r |
1102 | of a USB device according to UEFI 2.0 spec.\r | |
913cb9dc | 1103 | \r |
ea5632e5 | 1104 | This : A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
1105 | DeviceAddress : Target device address\r | |
913cb9dc | 1106 | EndPointAddress : Endpoint number and direction\r |
ea5632e5 | 1107 | DeviceSpeed : Device speed\r |
1108 | MaximumPacketLength : Maximum packet size of the target endpoint\r | |
1109 | DataBuffersNumber : Number of data buffers prepared for the transfer.\r | |
1110 | Data : Array of pointers to the buffers of data\r | |
1111 | DataLength : On input, size of the data buffer, On output,\r | |
1112 | actually transferred data size.\r | |
913cb9dc | 1113 | DataToggle : On input, data toggle to use; On output, next data toggle\r |
ea5632e5 | 1114 | TimeOut : Maximum time out, in microseconds\r |
1115 | Translator : A pointr to the transaction translator data.\r | |
913cb9dc | 1116 | TransferResult : Variable to receive transfer result\r |
1117 | \r | |
ea5632e5 | 1118 | @return EFI_SUCCESS : The transfer was completed successfully.\r |
913cb9dc | 1119 | @return EFI_OUT_OF_RESOURCES : Failed due to lack of resource.\r |
1120 | @return EFI_INVALID_PARAMETER : Some parameters are invalid.\r | |
1121 | @return EFI_TIMEOUT : Failed due to timeout.\r | |
ea5632e5 | 1122 | @return EFI_DEVICE_ERROR : Failed due to host controller or device error.\r |
913cb9dc | 1123 | \r |
1124 | **/\r | |
1125 | STATIC\r | |
1126 | EFI_STATUS\r | |
1127 | EFIAPI\r | |
ea5632e5 | 1128 | Uhci2SyncInterruptTransfer (\r |
1129 | IN EFI_USB2_HC_PROTOCOL *This,\r | |
1130 | IN UINT8 DeviceAddress,\r | |
1131 | IN UINT8 EndPointAddress,\r | |
1132 | IN UINT8 DeviceSpeed,\r | |
1133 | IN UINTN MaximumPacketLength,\r | |
1134 | IN OUT VOID *Data,\r | |
1135 | IN OUT UINTN *DataLength,\r | |
1136 | IN OUT UINT8 *DataToggle,\r | |
1137 | IN UINTN TimeOut,\r | |
1138 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
1139 | OUT UINT32 *TransferResult\r | |
913cb9dc | 1140 | )\r |
1141 | {\r | |
1142 | EFI_STATUS Status;\r | |
1143 | USB_HC_DEV *Uhc;\r | |
1144 | UHCI_TD_SW *TDs;\r | |
1145 | UHCI_QH_RESULT QhResult;\r | |
1146 | EFI_TPL OldTpl;\r | |
1147 | UINT8 *DataPhy;\r | |
1148 | VOID *DataMap;\r | |
1149 | UINT8 PktId;\r | |
ea5632e5 | 1150 | BOOLEAN IsSlowDevice;\r |
913cb9dc | 1151 | \r |
ea5632e5 | 1152 | Uhc = UHC_FROM_USB2_HC_PROTO (This);\r |
913cb9dc | 1153 | DataPhy = NULL;\r |
1154 | DataMap = NULL;\r | |
1155 | TDs = NULL;\r | |
1156 | \r | |
ea5632e5 | 1157 | if (DeviceSpeed == EFI_USB_SPEED_HIGH) {\r |
1158 | return EFI_INVALID_PARAMETER;\r | |
1159 | }\r | |
1160 | \r | |
1161 | IsSlowDevice = (BOOLEAN) ((EFI_USB_SPEED_LOW == DeviceSpeed) ? TRUE : FALSE);\r | |
1162 | \r | |
913cb9dc | 1163 | if ((DataLength == NULL) || (Data == NULL) || (TransferResult == NULL)) {\r |
1164 | return EFI_INVALID_PARAMETER;\r | |
1165 | }\r | |
1166 | \r | |
1167 | if ((EndPointAddress & 0x80) == 0) {\r | |
1168 | return EFI_INVALID_PARAMETER;\r | |
1169 | }\r | |
1170 | \r | |
1171 | if ((*DataToggle != 1) && (*DataToggle != 0)) {\r | |
1172 | return EFI_INVALID_PARAMETER;\r | |
1173 | }\r | |
1174 | \r | |
1175 | if ((*DataLength == 0) || (MaximumPacketLength > 64)) {\r | |
1176 | return EFI_INVALID_PARAMETER;\r | |
1177 | }\r | |
1178 | \r | |
1179 | if (IsSlowDevice && (MaximumPacketLength > 8)) {\r | |
1180 | return EFI_INVALID_PARAMETER;\r | |
1181 | }\r | |
1182 | \r | |
1183 | *TransferResult = EFI_USB_ERR_SYSTEM;\r | |
1184 | Status = EFI_DEVICE_ERROR;\r | |
1185 | \r | |
1186 | \r | |
1187 | UhciAckAllInterrupt (Uhc);\r | |
1188 | \r | |
1189 | if (!UhciIsHcWorking (Uhc->PciIo)) {\r | |
1190 | return Status;\r | |
1191 | }\r | |
1192 | \r | |
1193 | OldTpl = gBS->RaiseTPL (UHCI_TPL);\r | |
1194 | \r | |
1195 | //\r | |
1196 | // Map the source data buffer for bus master access.\r | |
1197 | // Create Tds list, then link it to the UHC's interrupt list\r | |
1198 | //\r | |
1199 | Status = UhciMapUserData (\r | |
1200 | Uhc,\r | |
1201 | EfiUsbDataIn,\r | |
1202 | Data,\r | |
1203 | DataLength,\r | |
1204 | &PktId,\r | |
1205 | &DataPhy,\r | |
1206 | &DataMap\r | |
1207 | );\r | |
1208 | \r | |
1209 | if (EFI_ERROR (Status)) {\r | |
1210 | goto ON_EXIT;\r | |
1211 | }\r | |
1212 | \r | |
1213 | TDs = UhciCreateBulkOrIntTds (\r | |
1214 | Uhc,\r | |
1215 | DeviceAddress,\r | |
1216 | EndPointAddress,\r | |
1217 | PktId,\r | |
1218 | DataPhy,\r | |
1219 | *DataLength,\r | |
1220 | DataToggle,\r | |
ea5632e5 | 1221 | (UINT8) MaximumPacketLength,\r |
913cb9dc | 1222 | IsSlowDevice\r |
1223 | );\r | |
1224 | \r | |
1225 | if (TDs == NULL) {\r | |
1226 | Uhc->PciIo->Unmap (Uhc->PciIo, DataMap);\r | |
1227 | \r | |
1228 | Status = EFI_OUT_OF_RESOURCES;\r | |
1229 | goto ON_EXIT;\r | |
1230 | }\r | |
1231 | \r | |
1232 | \r | |
1233 | UhciLinkTdToQh (Uhc->SyncIntQh, TDs);\r | |
1234 | \r | |
1235 | Status = UhciExecuteTransfer (Uhc, Uhc->SyncIntQh, TDs, TimeOut, IsSlowDevice, &QhResult);\r | |
1236 | \r | |
1237 | UhciUnlinkTdFromQh (Uhc->SyncIntQh, TDs);\r | |
1238 | Uhc->PciIo->Flush (Uhc->PciIo);\r | |
1239 | \r | |
1240 | *TransferResult = QhResult.Result;\r | |
1241 | *DataToggle = QhResult.NextToggle;\r | |
1242 | *DataLength = QhResult.Complete;\r | |
1243 | \r | |
1244 | UhciDestoryTds (Uhc, TDs);\r | |
1245 | Uhc->PciIo->Unmap (Uhc->PciIo, DataMap);\r | |
1246 | \r | |
1247 | ON_EXIT:\r | |
1248 | gBS->RestoreTPL (OldTpl);\r | |
1249 | return Status;\r | |
1250 | }\r | |
1251 | \r | |
1252 | \r | |
1253 | /**\r | |
ea5632e5 | 1254 | Submits isochronous transfer to a target USB device according to UEFI 2.0 spec.\r |
913cb9dc | 1255 | \r |
ea5632e5 | 1256 | This : A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
913cb9dc | 1257 | DeviceAddress : Target device address\r |
ea5632e5 | 1258 | EndPointAddress : Endpoint number and direction\r |
1259 | DeviceSpeed : Device speed\r | |
1260 | MaximumPacketLength : Maximum packet size of the target endpoint\r | |
1261 | DataBuffersNumber : Number of data buffers prepared for the transfer.\r | |
1262 | Data : Array of pointers to the buffers of data\r | |
1263 | DataLength : On input, size of the data buffer, On output,\r | |
1264 | actually transferred data size.\r | |
1265 | Translator : A pointr to the transaction translator data.\r | |
1266 | TransferResult : Variable to receive transfer result\r | |
913cb9dc | 1267 | \r |
1268 | @return EFI_UNSUPPORTED\r | |
1269 | \r | |
1270 | **/\r | |
1271 | STATIC\r | |
1272 | EFI_STATUS\r | |
1273 | EFIAPI\r | |
ea5632e5 | 1274 | Uhci2IsochronousTransfer (\r |
1275 | IN EFI_USB2_HC_PROTOCOL *This,\r | |
1276 | IN UINT8 DeviceAddress,\r | |
1277 | IN UINT8 EndPointAddress,\r | |
1278 | IN UINT8 DeviceSpeed,\r | |
1279 | IN UINTN MaximumPacketLength,\r | |
1280 | IN UINT8 DataBuffersNumber,\r | |
1281 | IN OUT VOID *Data[EFI_USB_MAX_ISO_BUFFER_NUM],\r | |
1282 | IN UINTN DataLength,\r | |
1283 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
1284 | OUT UINT32 *TransferResult\r | |
913cb9dc | 1285 | )\r |
1286 | {\r | |
1287 | return EFI_UNSUPPORTED;\r | |
1288 | }\r | |
1289 | \r | |
1290 | \r | |
1291 | /**\r | |
ea5632e5 | 1292 | Submits Async isochronous transfer to a target USB device according to UEFI 2.0 spec.\r |
913cb9dc | 1293 | \r |
ea5632e5 | 1294 | This : A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
913cb9dc | 1295 | DeviceAddress : Target device address\r |
ea5632e5 | 1296 | EndPointAddress : Endpoint number and direction\r |
1297 | DeviceSpeed : Device speed\r | |
1298 | MaximumPacketLength : Maximum packet size of the target endpoint\r | |
1299 | DataBuffersNumber : Number of data buffers prepared for the transfer.\r | |
1300 | Data : Array of pointers to the buffers of data\r | |
1301 | Translator : A pointr to the transaction translator data.\r | |
1302 | IsochronousCallBack : Function to call when the transfer complete\r | |
1303 | Context : Pass to the call back function as parameter\r | |
913cb9dc | 1304 | \r |
1305 | @return EFI_UNSUPPORTED\r | |
1306 | \r | |
1307 | **/\r | |
1308 | STATIC\r | |
1309 | EFI_STATUS\r | |
1310 | EFIAPI\r | |
ea5632e5 | 1311 | Uhci2AsyncIsochronousTransfer (\r |
1312 | IN EFI_USB2_HC_PROTOCOL *This,\r | |
1313 | IN UINT8 DeviceAddress,\r | |
1314 | IN UINT8 EndPointAddress,\r | |
1315 | IN UINT8 DeviceSpeed,\r | |
1316 | IN UINTN MaximumPacketLength,\r | |
1317 | IN UINT8 DataBuffersNumber,\r | |
1318 | IN OUT VOID *Data[EFI_USB_MAX_ISO_BUFFER_NUM],\r | |
1319 | IN UINTN DataLength,\r | |
1320 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
1321 | IN EFI_ASYNC_USB_TRANSFER_CALLBACK IsochronousCallBack,\r | |
1322 | IN VOID *Context\r | |
913cb9dc | 1323 | )\r |
1324 | {\r | |
1325 | return EFI_UNSUPPORTED;\r | |
1326 | }\r | |
1327 | \r | |
913cb9dc | 1328 | EFI_STATUS\r |
1329 | EFIAPI\r | |
1330 | UhciDriverEntryPoint (\r | |
1331 | IN EFI_HANDLE ImageHandle,\r | |
1332 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
1333 | )\r | |
1334 | /*++\r | |
1335 | \r | |
1336 | Routine Description:\r | |
1337 | \r | |
1338 | Entry point for EFI drivers.\r | |
1339 | \r | |
1340 | Arguments:\r | |
1341 | \r | |
1342 | ImageHandle - EFI_HANDLE\r | |
1343 | SystemTable - EFI_SYSTEM_TABLE\r | |
1344 | \r | |
1345 | Returns:\r | |
1346 | \r | |
1347 | EFI_SUCCESS : Driver is successfully loaded\r | |
1348 | Others : Failed\r | |
1349 | \r | |
1350 | --*/\r | |
1351 | {\r | |
f527bce3 | 1352 | return EfiLibInstallDriverBindingComponentName2 (\r |
913cb9dc | 1353 | ImageHandle,\r |
1354 | SystemTable,\r | |
1355 | &gUhciDriverBinding,\r | |
1356 | ImageHandle,\r | |
1357 | &gUhciComponentName,\r | |
f527bce3 | 1358 | &gUhciComponentName2\r |
913cb9dc | 1359 | );\r |
1360 | }\r | |
1361 | \r | |
1362 | \r | |
1363 | /**\r | |
1364 | Test to see if this driver supports ControllerHandle. Any\r | |
1365 | ControllerHandle that has UsbHcProtocol installed will be supported.\r | |
1366 | \r | |
1367 | @param This Protocol instance pointer.\r | |
1368 | @param Controller Handle of device to test\r | |
1369 | @param RemainingDevicePath Not used\r | |
1370 | \r | |
1371 | @return EFI_SUCCESS : This driver supports this device.\r | |
1372 | @return EFI_UNSUPPORTED : This driver does not support this device.\r | |
1373 | \r | |
1374 | **/\r | |
1375 | EFI_STATUS\r | |
1376 | EFIAPI\r | |
1377 | UhciDriverBindingSupported (\r | |
1378 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1379 | IN EFI_HANDLE Controller,\r | |
1380 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
1381 | )\r | |
1382 | {\r | |
1383 | EFI_STATUS OpenStatus;\r | |
1384 | EFI_STATUS Status;\r | |
1385 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
1386 | USB_CLASSC UsbClassCReg;\r | |
1387 | \r | |
1388 | //\r | |
1389 | // Test whether there is PCI IO Protocol attached on the controller handle.\r | |
1390 | //\r | |
1391 | OpenStatus = gBS->OpenProtocol (\r | |
1392 | Controller,\r | |
1393 | &gEfiPciIoProtocolGuid,\r | |
c52fa98c | 1394 | (VOID **) &PciIo,\r |
913cb9dc | 1395 | This->DriverBindingHandle,\r |
1396 | Controller,\r | |
1397 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
1398 | );\r | |
1399 | \r | |
1400 | if (EFI_ERROR (OpenStatus)) {\r | |
1401 | return OpenStatus;\r | |
1402 | }\r | |
1403 | \r | |
1404 | Status = PciIo->Pci.Read (\r | |
1405 | PciIo,\r | |
1406 | EfiPciIoWidthUint8,\r | |
1407 | CLASSC_OFFSET,\r | |
1408 | sizeof (USB_CLASSC) / sizeof (UINT8),\r | |
1409 | &UsbClassCReg\r | |
1410 | );\r | |
1411 | \r | |
1412 | if (EFI_ERROR (Status)) {\r | |
1413 | Status = EFI_UNSUPPORTED;\r | |
1414 | goto ON_EXIT;\r | |
1415 | }\r | |
1416 | \r | |
1417 | //\r | |
1418 | // Test whether the controller belongs to UHCI type\r | |
1419 | //\r | |
1420 | if ((UsbClassCReg.BaseCode != PCI_CLASS_SERIAL) ||\r | |
1421 | (UsbClassCReg.SubClassCode != PCI_CLASS_SERIAL_USB) ||\r | |
1422 | (UsbClassCReg.PI != PCI_CLASSC_PI_UHCI)\r | |
1423 | ) {\r | |
1424 | \r | |
1425 | Status = EFI_UNSUPPORTED;\r | |
1426 | }\r | |
1427 | \r | |
1428 | ON_EXIT:\r | |
1429 | gBS->CloseProtocol (\r | |
1430 | Controller,\r | |
1431 | &gEfiPciIoProtocolGuid,\r | |
1432 | This->DriverBindingHandle,\r | |
1433 | Controller\r | |
1434 | );\r | |
1435 | \r | |
1436 | return Status;\r | |
1437 | \r | |
1438 | }\r | |
1439 | \r | |
1440 | \r | |
1441 | /**\r | |
1442 | Allocate and initialize the empty UHCI device\r | |
1443 | \r | |
1444 | @param PciIo The PCIIO to use\r | |
1445 | \r | |
1446 | @return Allocated UHCI device\r | |
1447 | \r | |
1448 | **/\r | |
1449 | STATIC\r | |
1450 | USB_HC_DEV *\r | |
1451 | UhciAllocateDev (\r | |
68246fa8 | 1452 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r |
1453 | IN UINT64 OriginalPciAttributes\r | |
913cb9dc | 1454 | )\r |
1455 | {\r | |
1456 | USB_HC_DEV *Uhc;\r | |
1457 | EFI_STATUS Status;\r | |
1458 | \r | |
1459 | Uhc = AllocateZeroPool (sizeof (USB_HC_DEV));\r | |
1460 | \r | |
1461 | if (Uhc == NULL) {\r | |
1462 | return NULL;\r | |
1463 | }\r | |
1464 | \r | |
1465 | //\r | |
1466 | // This driver supports both USB_HC_PROTOCOL and USB2_HC_PROTOCOL.\r | |
1467 | // USB_HC_PROTOCOL is for EFI 1.1 backward compability.\r | |
1468 | //\r | |
1469 | Uhc->Signature = USB_HC_DEV_SIGNATURE;\r | |
913cb9dc | 1470 | Uhc->Usb2Hc.GetCapability = Uhci2GetCapability;\r |
1471 | Uhc->Usb2Hc.Reset = Uhci2Reset;\r | |
1472 | Uhc->Usb2Hc.GetState = Uhci2GetState;\r | |
1473 | Uhc->Usb2Hc.SetState = Uhci2SetState;\r | |
1474 | Uhc->Usb2Hc.ControlTransfer = Uhci2ControlTransfer;\r | |
1475 | Uhc->Usb2Hc.BulkTransfer = Uhci2BulkTransfer;\r | |
1476 | Uhc->Usb2Hc.AsyncInterruptTransfer = Uhci2AsyncInterruptTransfer;\r | |
1477 | Uhc->Usb2Hc.SyncInterruptTransfer = Uhci2SyncInterruptTransfer;\r | |
1478 | Uhc->Usb2Hc.IsochronousTransfer = Uhci2IsochronousTransfer;\r | |
1479 | Uhc->Usb2Hc.AsyncIsochronousTransfer = Uhci2AsyncIsochronousTransfer;\r | |
1480 | Uhc->Usb2Hc.GetRootHubPortStatus = Uhci2GetRootHubPortStatus;\r | |
1481 | Uhc->Usb2Hc.SetRootHubPortFeature = Uhci2SetRootHubPortFeature;\r | |
1482 | Uhc->Usb2Hc.ClearRootHubPortFeature = Uhci2ClearRootHubPortFeature;\r | |
1483 | Uhc->Usb2Hc.MajorRevision = 0x1;\r | |
1484 | Uhc->Usb2Hc.MinorRevision = 0x1;\r | |
1485 | \r | |
68246fa8 | 1486 | Uhc->PciIo = PciIo;\r |
1487 | Uhc->OriginalPciAttributes = OriginalPciAttributes;\r | |
1488 | Uhc->MemPool = UsbHcInitMemPool (PciIo, TRUE, 0);\r | |
913cb9dc | 1489 | \r |
1490 | if (Uhc->MemPool == NULL) {\r | |
1491 | Status = EFI_OUT_OF_RESOURCES;\r | |
1492 | goto ON_ERROR;\r | |
1493 | }\r | |
1494 | \r | |
1495 | InitializeListHead (&Uhc->AsyncIntList);\r | |
1496 | \r | |
1497 | Status = gBS->CreateEvent (\r | |
1498 | EVT_TIMER | EVT_NOTIFY_SIGNAL,\r | |
1499 | TPL_CALLBACK,\r | |
1500 | UhciMonitorAsyncReqList,\r | |
1501 | Uhc,\r | |
1502 | &Uhc->AsyncIntMonitor\r | |
1503 | );\r | |
1504 | \r | |
1505 | if (EFI_ERROR (Status)) {\r | |
1506 | UsbHcFreeMemPool (Uhc->MemPool);\r | |
1507 | goto ON_ERROR;\r | |
1508 | }\r | |
1509 | \r | |
1510 | return Uhc;\r | |
1511 | \r | |
1512 | ON_ERROR:\r | |
1513 | gBS->FreePool (Uhc);\r | |
1514 | return NULL;\r | |
1515 | }\r | |
1516 | \r | |
1517 | \r | |
1518 | /**\r | |
1519 | Free the UHCI device and release its associated resources\r | |
1520 | \r | |
1521 | @param Uhc The UHCI device to release\r | |
1522 | \r | |
1523 | @return None\r | |
1524 | \r | |
1525 | **/\r | |
1526 | STATIC\r | |
1527 | VOID\r | |
1528 | UhciFreeDev (\r | |
1529 | IN USB_HC_DEV *Uhc\r | |
1530 | )\r | |
1531 | {\r | |
1532 | if (Uhc->AsyncIntMonitor != NULL) {\r | |
1533 | gBS->CloseEvent (Uhc->AsyncIntMonitor);\r | |
1534 | }\r | |
1535 | \r | |
1536 | if (Uhc->MemPool != NULL) {\r | |
1537 | UsbHcFreeMemPool (Uhc->MemPool);\r | |
1538 | }\r | |
1539 | \r | |
1540 | if (Uhc->CtrlNameTable) {\r | |
1541 | FreeUnicodeStringTable (Uhc->CtrlNameTable);\r | |
1542 | }\r | |
1543 | \r | |
1544 | gBS->FreePool (Uhc);\r | |
1545 | }\r | |
1546 | \r | |
1547 | \r | |
1548 | /**\r | |
1549 | Uninstall all Uhci Interface\r | |
1550 | \r | |
1551 | @param Controller Controller handle\r | |
1552 | @param This Protocol instance pointer.\r | |
1553 | \r | |
1554 | @return VOID\r | |
1555 | \r | |
1556 | **/\r | |
1557 | STATIC\r | |
1558 | VOID\r | |
1559 | UhciCleanDevUp (\r | |
ea5632e5 | 1560 | IN EFI_HANDLE Controller,\r |
1561 | IN EFI_USB2_HC_PROTOCOL *This\r | |
913cb9dc | 1562 | )\r |
1563 | {\r | |
1564 | USB_HC_DEV *Uhc;\r | |
1565 | \r | |
1566 | //\r | |
1567 | // Uninstall the USB_HC and USB_HC2 protocol, then disable the controller\r | |
1568 | //\r | |
ea5632e5 | 1569 | Uhc = UHC_FROM_USB2_HC_PROTO (This);\r |
41e8ff27 | 1570 | UhciStopHc (Uhc, UHC_GENERIC_TIMEOUT);\r |
913cb9dc | 1571 | \r |
913cb9dc | 1572 | gBS->UninstallProtocolInterface (\r |
1573 | Controller,\r | |
1574 | &gEfiUsb2HcProtocolGuid,\r | |
1575 | &Uhc->Usb2Hc\r | |
1576 | );\r | |
1577 | \r | |
1578 | UhciFreeAllAsyncReq (Uhc);\r | |
1579 | UhciDestoryFrameList (Uhc);\r | |
68246fa8 | 1580 | \r |
1581 | //\r | |
1582 | // Restore original PCI attributes\r | |
1583 | //\r | |
913cb9dc | 1584 | Uhc->PciIo->Attributes (\r |
68246fa8 | 1585 | Uhc->PciIo,\r |
1586 | EfiPciIoAttributeOperationSet,\r | |
1587 | Uhc->OriginalPciAttributes,\r | |
1588 | NULL\r | |
1589 | );\r | |
913cb9dc | 1590 | \r |
1591 | UhciFreeDev (Uhc);\r | |
1592 | }\r | |
1593 | \r | |
1594 | \r | |
1595 | /**\r | |
1596 | Starting the Usb UHCI Driver\r | |
1597 | \r | |
1598 | @param This Protocol instance pointer.\r | |
1599 | @param Controller Handle of device to test\r | |
1600 | @param RemainingDevicePath Not used\r | |
1601 | \r | |
1602 | @retval EFI_SUCCESS This driver supports this device.\r | |
1603 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1604 | @retval EFI_DEVICE_ERROR This driver cannot be started due to device Error\r | |
1605 | EFI_OUT_OF_RESOURCES- Failed due to resource\r | |
1606 | shortage\r | |
1607 | \r | |
1608 | **/\r | |
1609 | EFI_STATUS\r | |
1610 | EFIAPI\r | |
1611 | UhciDriverBindingStart (\r | |
1612 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1613 | IN EFI_HANDLE Controller,\r | |
1614 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
1615 | )\r | |
1616 | {\r | |
1617 | EFI_STATUS Status;\r | |
1618 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
1619 | USB_HC_DEV *Uhc;\r | |
96f6af14 | 1620 | UINT64 Supports;\r |
68246fa8 | 1621 | UINT64 OriginalPciAttributes;\r |
6a6d955c | 1622 | BOOLEAN PciAttributesSaved;\r |
913cb9dc | 1623 | \r |
1624 | //\r | |
1625 | // Open PCIIO, then enable the EHC device and turn off emulation\r | |
1626 | //\r | |
1627 | Uhc = NULL;\r | |
1628 | Status = gBS->OpenProtocol (\r | |
1629 | Controller,\r | |
1630 | &gEfiPciIoProtocolGuid,\r | |
c52fa98c | 1631 | (VOID **) &PciIo,\r |
913cb9dc | 1632 | This->DriverBindingHandle,\r |
1633 | Controller,\r | |
1634 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
1635 | );\r | |
1636 | \r | |
1637 | if (EFI_ERROR (Status)) {\r | |
1638 | return Status;\r | |
1639 | }\r | |
1640 | \r | |
6a6d955c | 1641 | PciAttributesSaved = FALSE;\r |
68246fa8 | 1642 | //\r |
1643 | // Save original PCI attributes\r | |
1644 | //\r | |
1645 | Status = PciIo->Attributes (\r | |
1646 | PciIo,\r | |
1647 | EfiPciIoAttributeOperationGet,\r | |
1648 | 0,\r | |
1649 | &OriginalPciAttributes\r | |
1650 | );\r | |
1651 | \r | |
1652 | if (EFI_ERROR (Status)) {\r | |
6a6d955c | 1653 | goto CLOSE_PCIIO;\r |
68246fa8 | 1654 | }\r |
6a6d955c | 1655 | PciAttributesSaved = TRUE;\r |
68246fa8 | 1656 | \r |
913cb9dc | 1657 | UhciTurnOffUsbEmulation (PciIo);\r |
1658 | \r | |
1659 | Status = PciIo->Attributes (\r | |
1660 | PciIo,\r | |
96f6af14 LG |
1661 | EfiPciIoAttributeOperationSupported,\r |
1662 | 0,\r | |
1663 | &Supports\r | |
913cb9dc | 1664 | );\r |
96f6af14 LG |
1665 | if (!EFI_ERROR (Status)) {\r |
1666 | Supports &= EFI_PCI_DEVICE_ENABLE;\r | |
1667 | Status = PciIo->Attributes (\r | |
1668 | PciIo,\r | |
1669 | EfiPciIoAttributeOperationEnable,\r | |
1670 | Supports,\r | |
1671 | NULL\r | |
1672 | );\r | |
1673 | }\r | |
913cb9dc | 1674 | \r |
1675 | if (EFI_ERROR (Status)) {\r | |
1676 | goto CLOSE_PCIIO;\r | |
1677 | }\r | |
1678 | \r | |
68246fa8 | 1679 | Uhc = UhciAllocateDev (PciIo, OriginalPciAttributes);\r |
913cb9dc | 1680 | \r |
1681 | if (Uhc == NULL) {\r | |
1682 | Status = EFI_OUT_OF_RESOURCES;\r | |
1683 | goto CLOSE_PCIIO;\r | |
1684 | }\r | |
1685 | \r | |
1686 | //\r | |
1687 | // Allocate and Init Host Controller's Frame List Entry\r | |
1688 | //\r | |
1689 | Status = UhciInitFrameList (Uhc);\r | |
1690 | \r | |
1691 | if (EFI_ERROR (Status)) {\r | |
1692 | Status = EFI_OUT_OF_RESOURCES;\r | |
1693 | goto FREE_UHC;\r | |
1694 | }\r | |
1695 | \r | |
1696 | Status = gBS->SetTimer (\r | |
1697 | Uhc->AsyncIntMonitor,\r | |
1698 | TimerPeriodic,\r | |
41e8ff27 | 1699 | UHC_ASYNC_POLL_INTERVAL\r |
913cb9dc | 1700 | );\r |
1701 | \r | |
1702 | if (EFI_ERROR (Status)) {\r | |
1703 | goto FREE_UHC;\r | |
1704 | }\r | |
1705 | \r | |
1706 | //\r | |
ea5632e5 | 1707 | // Install USB2_HC_PROTOCOL\r |
913cb9dc | 1708 | //\r |
1709 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
1710 | &Controller,\r | |
913cb9dc | 1711 | &gEfiUsb2HcProtocolGuid,\r |
1712 | &Uhc->Usb2Hc,\r | |
1713 | NULL\r | |
1714 | );\r | |
1715 | \r | |
1716 | if (EFI_ERROR (Status)) {\r | |
1717 | goto FREE_UHC;\r | |
1718 | }\r | |
1719 | \r | |
1720 | //\r | |
1721 | // Install the component name protocol\r | |
1722 | //\r | |
1723 | Uhc->CtrlNameTable = NULL;\r | |
1724 | \r | |
f527bce3 | 1725 | AddUnicodeString2 (\r |
913cb9dc | 1726 | "eng",\r |
1727 | gUhciComponentName.SupportedLanguages,\r | |
1728 | &Uhc->CtrlNameTable,\r | |
f527bce3 | 1729 | L"Usb Universal Host Controller",\r |
1730 | TRUE\r | |
913cb9dc | 1731 | );\r |
f527bce3 | 1732 | AddUnicodeString2 (\r |
1733 | "en",\r | |
1734 | gUhciComponentName2.SupportedLanguages,\r | |
1735 | &Uhc->CtrlNameTable,\r | |
1736 | L"Usb Universal Host Controller",\r | |
1737 | FALSE\r | |
1738 | );\r | |
1739 | \r | |
913cb9dc | 1740 | \r |
1741 | //\r | |
1742 | // Start the UHCI hardware, also set its reclamation point to 64 bytes\r | |
1743 | //\r | |
1744 | UhciWriteReg (Uhc->PciIo, USBCMD_OFFSET, USBCMD_RS | USBCMD_MAXP);\r | |
1745 | \r | |
1746 | return EFI_SUCCESS;\r | |
1747 | \r | |
1748 | FREE_UHC:\r | |
1749 | UhciFreeDev (Uhc);\r | |
1750 | \r | |
1751 | CLOSE_PCIIO:\r | |
6a6d955c | 1752 | if (PciAttributesSaved == TRUE) {\r |
1753 | //\r | |
1754 | // Restore original PCI attributes\r | |
1755 | //\r | |
1756 | PciIo->Attributes (\r | |
1757 | PciIo,\r | |
1758 | EfiPciIoAttributeOperationSet,\r | |
1759 | OriginalPciAttributes,\r | |
1760 | NULL\r | |
1761 | );\r | |
1762 | }\r | |
68246fa8 | 1763 | \r |
913cb9dc | 1764 | gBS->CloseProtocol (\r |
1765 | Controller,\r | |
1766 | &gEfiPciIoProtocolGuid,\r | |
1767 | This->DriverBindingHandle,\r | |
1768 | Controller\r | |
1769 | );\r | |
1770 | \r | |
1771 | return Status;\r | |
1772 | }\r | |
1773 | \r | |
1774 | \r | |
1775 | /**\r | |
1776 | Stop this driver on ControllerHandle. Support stoping any child handles\r | |
1777 | created by this driver.\r | |
1778 | \r | |
1779 | @param This Protocol instance pointer.\r | |
1780 | @param Controller Handle of device to stop driver on\r | |
1781 | @param NumberOfChildren Number of Children in the ChildHandleBuffer\r | |
1782 | @param ChildHandleBuffer List of handles for the children we need to stop.\r | |
1783 | \r | |
1784 | @return EFI_SUCCESS\r | |
1785 | @return others\r | |
1786 | \r | |
1787 | **/\r | |
1788 | EFI_STATUS\r | |
1789 | EFIAPI\r | |
1790 | UhciDriverBindingStop (\r | |
1791 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1792 | IN EFI_HANDLE Controller,\r | |
1793 | IN UINTN NumberOfChildren,\r | |
1794 | IN EFI_HANDLE *ChildHandleBuffer\r | |
1795 | )\r | |
1796 | {\r | |
913cb9dc | 1797 | EFI_USB2_HC_PROTOCOL *Usb2Hc;\r |
1798 | EFI_STATUS Status;\r | |
1799 | \r | |
ea5632e5 | 1800 | Status = gBS->OpenProtocol (\r |
913cb9dc | 1801 | Controller,\r |
1802 | &gEfiUsb2HcProtocolGuid,\r | |
c52fa98c | 1803 | (VOID **) &Usb2Hc,\r |
913cb9dc | 1804 | This->DriverBindingHandle,\r |
1805 | Controller,\r | |
1806 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1807 | );\r | |
1808 | \r | |
1809 | //\r | |
1810 | // Test whether the Controller handler passed in is a valid\r | |
1811 | // Usb controller handle that should be supported, if not,\r | |
1812 | // return the error status directly\r | |
1813 | //\r | |
1814 | if (EFI_ERROR (Status)) {\r | |
1815 | return Status;\r | |
1816 | }\r | |
1817 | \r | |
ea5632e5 | 1818 | UhciCleanDevUp (Controller, Usb2Hc);\r |
913cb9dc | 1819 | \r |
1820 | gBS->CloseProtocol (\r | |
1821 | Controller,\r | |
1822 | &gEfiPciIoProtocolGuid,\r | |
1823 | This->DriverBindingHandle,\r | |
1824 | Controller\r | |
1825 | );\r | |
1826 | \r | |
1827 | return EFI_SUCCESS;\r | |
1828 | }\r | |
1829 | \r | |
1830 | EFI_DRIVER_BINDING_PROTOCOL gUhciDriverBinding = {\r | |
1831 | UhciDriverBindingSupported,\r | |
1832 | UhciDriverBindingStart,\r | |
1833 | UhciDriverBindingStop,\r | |
1834 | 0x20,\r | |
1835 | NULL,\r | |
1836 | NULL\r | |
1837 | };\r |