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ed838d0c | 1 | /** @file\r |
d7db0902 | 2 | Helper routine and corresponding data struct used by USB Mouse Driver.\r |
bb80e3b2 | 3 | \r |
d1102dba | 4 | Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>\r |
9d510e61 | 5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
ed838d0c | 6 | \r |
ed838d0c | 7 | **/\r |
8 | \r | |
bb80e3b2 | 9 | #ifndef _EFI_USB_MOUSE_H_\r |
10 | #define _EFI_USB_MOUSE_H_\r | |
ed838d0c | 11 | \r |
ed7748fe | 12 | \r |
60c93673 | 13 | #include <Uefi.h>\r |
ed7748fe | 14 | \r |
ed838d0c | 15 | #include <Protocol/SimplePointer.h>\r |
16 | #include <Protocol/UsbIo.h>\r | |
17 | #include <Protocol/DevicePath.h>\r | |
ed7748fe | 18 | \r |
ed838d0c | 19 | #include <Library/ReportStatusCodeLib.h>\r |
20 | #include <Library/BaseMemoryLib.h>\r | |
21 | #include <Library/UefiDriverEntryPoint.h>\r | |
22 | #include <Library/UefiBootServicesTableLib.h>\r | |
23 | #include <Library/UefiLib.h>\r | |
24 | #include <Library/MemoryAllocationLib.h>\r | |
dfb74df5 | 25 | #include <Library/UefiUsbLib.h>\r |
29129ce4 | 26 | #include <Library/DebugLib.h>\r |
ed838d0c | 27 | \r |
28 | #include <IndustryStandard/Usb.h>\r | |
29 | \r | |
30 | #define CLASS_HID 3\r | |
31 | #define SUBCLASS_BOOT 1\r | |
32 | #define PROTOCOL_MOUSE 2\r | |
33 | \r | |
34 | #define BOOT_PROTOCOL 0\r | |
35 | #define REPORT_PROTOCOL 1\r | |
36 | \r | |
f3f2e05d | 37 | #define USB_MOUSE_DEV_SIGNATURE SIGNATURE_32 ('u', 'm', 'o', 'u')\r |
ed838d0c | 38 | \r |
0309b719 | 39 | //\r |
40 | // A common header for usb standard descriptor.\r | |
41 | // Each stand descriptor has a length and type.\r | |
42 | //\r | |
43 | #pragma pack(1)\r | |
44 | typedef struct {\r | |
45 | UINT8 Len;\r | |
46 | UINT8 Type;\r | |
47 | } USB_DESC_HEAD;\r | |
48 | #pragma pack()\r | |
49 | \r | |
29129ce4 | 50 | ///\r |
51 | /// Button range and status\r | |
52 | ///\r | |
ed838d0c | 53 | typedef struct {\r |
54 | BOOLEAN ButtonDetected;\r | |
55 | UINT8 ButtonMinIndex;\r | |
56 | UINT8 ButtonMaxIndex;\r | |
57 | UINT8 Reserved;\r | |
29129ce4 | 58 | } USB_MOUSE_BUTTON_DATA;\r |
ed838d0c | 59 | \r |
29129ce4 | 60 | ///\r |
61 | /// Device instance of USB mouse.\r | |
62 | ///\r | |
ed838d0c | 63 | typedef struct {\r |
64 | UINTN Signature;\r | |
65 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
66 | EFI_EVENT DelayedRecoveryEvent;\r | |
67 | EFI_USB_IO_PROTOCOL *UsbIo;\r | |
29129ce4 | 68 | EFI_USB_INTERFACE_DESCRIPTOR InterfaceDescriptor;\r |
69 | EFI_USB_ENDPOINT_DESCRIPTOR IntEndpointDescriptor;\r | |
ed838d0c | 70 | UINT8 NumberOfButtons;\r |
71 | INT32 XLogicMax;\r | |
72 | INT32 XLogicMin;\r | |
73 | INT32 YLogicMax;\r | |
74 | INT32 YLogicMin;\r | |
75 | EFI_SIMPLE_POINTER_PROTOCOL SimplePointerProtocol;\r | |
76 | EFI_SIMPLE_POINTER_STATE State;\r | |
77 | EFI_SIMPLE_POINTER_MODE Mode;\r | |
78 | BOOLEAN StateChanged;\r | |
29129ce4 | 79 | USB_MOUSE_BUTTON_DATA PrivateData;\r |
ed838d0c | 80 | EFI_UNICODE_STRING_TABLE *ControllerNameTable;\r |
81 | } USB_MOUSE_DEV;\r | |
82 | \r | |
29129ce4 | 83 | ///\r |
84 | /// General HID Item structure\r | |
85 | ///\r | |
1ccdbf2a | 86 | \r |
87 | typedef union {\r | |
4140a663 | 88 | UINT8 Uint8;\r |
89 | UINT16 Uint16;\r | |
90 | UINT32 Uint32;\r | |
91 | INT8 Int8;\r | |
92 | INT16 Int16;\r | |
93 | INT32 Int32;\r | |
1ccdbf2a | 94 | UINT8 *LongData;\r |
95 | } HID_DATA;\r | |
96 | \r | |
29129ce4 | 97 | typedef struct {\r |
1ccdbf2a | 98 | UINT16 Format;\r |
99 | UINT8 Size;\r | |
100 | UINT8 Type;\r | |
101 | UINT8 Tag;\r | |
102 | HID_DATA Data;\r | |
29129ce4 | 103 | } HID_ITEM;\r |
104 | \r | |
ed838d0c | 105 | #define USB_MOUSE_DEV_FROM_MOUSE_PROTOCOL(a) \\r |
106 | CR(a, USB_MOUSE_DEV, SimplePointerProtocol, USB_MOUSE_DEV_SIGNATURE)\r | |
107 | \r | |
29129ce4 | 108 | //\r |
109 | // Global Variables\r | |
110 | //\r | |
111 | extern EFI_DRIVER_BINDING_PROTOCOL gUsbMouseDriverBinding;\r | |
112 | extern EFI_COMPONENT_NAME_PROTOCOL gUsbMouseComponentName;\r | |
113 | extern EFI_COMPONENT_NAME2_PROTOCOL gUsbMouseComponentName2;\r | |
114 | \r | |
115 | //\r | |
116 | // Functions of Driver Binding Protocol\r | |
117 | //\r | |
bb80e3b2 | 118 | \r |
119 | /**\r | |
29129ce4 | 120 | Check whether USB mouse driver supports this device.\r |
bb80e3b2 | 121 | \r |
29129ce4 | 122 | @param This The USB mouse driver binding protocol.\r |
123 | @param Controller The controller handle to check.\r | |
124 | @param RemainingDevicePath The remaining device path.\r | |
bb80e3b2 | 125 | \r |
29129ce4 | 126 | @retval EFI_SUCCESS The driver supports this controller.\r |
127 | @retval other This device isn't supported.\r | |
bb80e3b2 | 128 | \r |
129 | **/\r | |
29129ce4 | 130 | EFI_STATUS\r |
ed838d0c | 131 | EFIAPI\r |
29129ce4 | 132 | USBMouseDriverBindingSupported (\r |
133 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
134 | IN EFI_HANDLE Controller,\r | |
135 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
136 | );\r | |
137 | \r | |
138 | /**\r | |
139 | Starts the mouse device with this driver.\r | |
140 | \r | |
141 | This function consumes USB I/O Portocol, intializes USB mouse device,\r | |
142 | installs Simple Pointer Protocol, and submits Asynchronous Interrupt\r | |
143 | Transfer to manage the USB mouse device.\r | |
144 | \r | |
145 | @param This The USB mouse driver binding instance.\r | |
146 | @param Controller Handle of device to bind driver to.\r | |
147 | @param RemainingDevicePath Optional parameter use to pick a specific child\r | |
148 | device to start.\r | |
149 | \r | |
150 | @retval EFI_SUCCESS This driver supports this device.\r | |
151 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
152 | @retval EFI_DEVICE_ERROR This driver cannot be started due to device Error.\r | |
153 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r | |
154 | @retval EFI_ALREADY_STARTED This driver has been started.\r | |
155 | \r | |
156 | **/\r | |
157 | EFI_STATUS\r | |
158 | EFIAPI\r | |
159 | USBMouseDriverBindingStart (\r | |
160 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
161 | IN EFI_HANDLE Controller,\r | |
162 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
163 | );\r | |
164 | \r | |
165 | /**\r | |
166 | Stop the USB mouse device handled by this driver.\r | |
167 | \r | |
168 | @param This The USB mouse driver binding protocol.\r | |
169 | @param Controller The controller to release.\r | |
170 | @param NumberOfChildren The number of handles in ChildHandleBuffer.\r | |
171 | @param ChildHandleBuffer The array of child handle.\r | |
172 | \r | |
173 | @retval EFI_SUCCESS The device was stopped.\r | |
174 | @retval EFI_UNSUPPORTED Simple Pointer Protocol is not installed on Controller.\r | |
175 | @retval Others Fail to uninstall protocols attached on the device.\r | |
176 | \r | |
177 | **/\r | |
178 | EFI_STATUS\r | |
179 | EFIAPI\r | |
180 | USBMouseDriverBindingStop (\r | |
181 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
182 | IN EFI_HANDLE Controller,\r | |
183 | IN UINTN NumberOfChildren,\r | |
184 | IN EFI_HANDLE *ChildHandleBuffer\r | |
ed838d0c | 185 | );\r |
186 | \r | |
187 | //\r | |
29129ce4 | 188 | // EFI Component Name Functions\r |
ed838d0c | 189 | //\r |
ed838d0c | 190 | \r |
29129ce4 | 191 | /**\r |
192 | Retrieves a Unicode string that is the user readable name of the driver.\r | |
193 | \r | |
194 | This function retrieves the user readable name of a driver in the form of a\r | |
195 | Unicode string. If the driver specified by This has a user readable name in\r | |
196 | the language specified by Language, then a pointer to the driver name is\r | |
197 | returned in DriverName, and EFI_SUCCESS is returned. If the driver specified\r | |
198 | by This does not support the language specified by Language,\r | |
199 | then EFI_UNSUPPORTED is returned.\r | |
200 | \r | |
201 | @param This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r | |
202 | EFI_COMPONENT_NAME_PROTOCOL instance.\r | |
203 | @param Language A pointer to a Null-terminated ASCII string\r | |
204 | array indicating the language. This is the\r | |
205 | language of the driver name that the caller is\r | |
206 | requesting, and it must match one of the\r | |
207 | languages specified in SupportedLanguages. The\r | |
208 | number of languages supported by a driver is up\r | |
209 | to the driver writer. Language is specified\r | |
0254efc0 | 210 | in RFC 4646 or ISO 639-2 language code format.\r |
29129ce4 | 211 | @param DriverName A pointer to the Unicode string to return.\r |
212 | This Unicode string is the name of the\r | |
213 | driver specified by This in the language\r | |
214 | specified by Language.\r | |
215 | \r | |
216 | @retval EFI_SUCCESS The Unicode string for the Driver specified by\r | |
217 | This and the language specified by Language was\r | |
218 | returned in DriverName.\r | |
219 | @retval EFI_INVALID_PARAMETER Language is NULL.\r | |
220 | @retval EFI_INVALID_PARAMETER DriverName is NULL.\r | |
221 | @retval EFI_UNSUPPORTED The driver specified by This does not support\r | |
222 | the language specified by Language.\r | |
223 | \r | |
224 | **/\r | |
225 | EFI_STATUS\r | |
226 | EFIAPI\r | |
227 | UsbMouseComponentNameGetDriverName (\r | |
228 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
229 | IN CHAR8 *Language,\r | |
230 | OUT CHAR16 **DriverName\r | |
231 | );\r | |
bb80e3b2 | 232 | \r |
233 | /**\r | |
29129ce4 | 234 | Retrieves a Unicode string that is the user readable name of the controller\r |
235 | that is being managed by a driver.\r | |
236 | \r | |
237 | This function retrieves the user readable name of the controller specified by\r | |
238 | ControllerHandle and ChildHandle in the form of a Unicode string. If the\r | |
239 | driver specified by This has a user readable name in the language specified by\r | |
240 | Language, then a pointer to the controller name is returned in ControllerName,\r | |
241 | and EFI_SUCCESS is returned. If the driver specified by This is not currently\r | |
242 | managing the controller specified by ControllerHandle and ChildHandle,\r | |
243 | then EFI_UNSUPPORTED is returned. If the driver specified by This does not\r | |
244 | support the language specified by Language, then EFI_UNSUPPORTED is returned.\r | |
245 | \r | |
246 | @param This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r | |
247 | EFI_COMPONENT_NAME_PROTOCOL instance.\r | |
248 | @param ControllerHandle The handle of a controller that the driver\r | |
249 | specified by This is managing. This handle\r | |
250 | specifies the controller whose name is to be\r | |
251 | returned.\r | |
252 | @param ChildHandle The handle of the child controller to retrieve\r | |
253 | the name of. This is an optional parameter that\r | |
254 | may be NULL. It will be NULL for device\r | |
255 | drivers. It will also be NULL for a bus drivers\r | |
256 | that wish to retrieve the name of the bus\r | |
257 | controller. It will not be NULL for a bus\r | |
258 | driver that wishes to retrieve the name of a\r | |
259 | child controller.\r | |
260 | @param Language A pointer to a Null-terminated ASCII string\r | |
261 | array indicating the language. This is the\r | |
262 | language of the driver name that the caller is\r | |
263 | requesting, and it must match one of the\r | |
264 | languages specified in SupportedLanguages. The\r | |
265 | number of languages supported by a driver is up\r | |
266 | to the driver writer. Language is specified in\r | |
0254efc0 | 267 | RFC 4646 or ISO 639-2 language code format.\r |
29129ce4 | 268 | @param ControllerName A pointer to the Unicode string to return.\r |
269 | This Unicode string is the name of the\r | |
270 | controller specified by ControllerHandle and\r | |
271 | ChildHandle in the language specified by\r | |
272 | Language from the point of view of the driver\r | |
273 | specified by This.\r | |
274 | \r | |
275 | @retval EFI_SUCCESS The Unicode string for the user readable name in\r | |
276 | the language specified by Language for the\r | |
277 | driver specified by This was returned in\r | |
278 | DriverName.\r | |
284ee2e8 | 279 | @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.\r |
29129ce4 | 280 | @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid\r |
281 | EFI_HANDLE.\r | |
282 | @retval EFI_INVALID_PARAMETER Language is NULL.\r | |
283 | @retval EFI_INVALID_PARAMETER ControllerName is NULL.\r | |
284 | @retval EFI_UNSUPPORTED The driver specified by This is not currently\r | |
285 | managing the controller specified by\r | |
286 | ControllerHandle and ChildHandle.\r | |
287 | @retval EFI_UNSUPPORTED The driver specified by This does not support\r | |
288 | the language specified by Language.\r | |
bb80e3b2 | 289 | \r |
29129ce4 | 290 | **/\r |
291 | EFI_STATUS\r | |
292 | EFIAPI\r | |
293 | UsbMouseComponentNameGetControllerName (\r | |
294 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
295 | IN EFI_HANDLE ControllerHandle,\r | |
296 | IN EFI_HANDLE ChildHandle OPTIONAL,\r | |
297 | IN CHAR8 *Language,\r | |
298 | OUT CHAR16 **ControllerName\r | |
299 | );\r | |
bb80e3b2 | 300 | \r |
c92e277d | 301 | //\r |
302 | // Functions of EFI_SIMPLE_POINTER_PROTOCOL\r | |
303 | //\r | |
304 | \r | |
305 | /**\r | |
306 | Retrieves the current state of a pointer device.\r | |
d1102dba LG |
307 | \r |
308 | @param This A pointer to the EFI_SIMPLE_POINTER_PROTOCOL instance.\r | |
c92e277d | 309 | @param MouseState A pointer to the state information on the pointer device.\r |
d1102dba | 310 | \r |
c92e277d | 311 | @retval EFI_SUCCESS The state of the pointer device was returned in State.\r |
312 | @retval EFI_NOT_READY The state of the pointer device has not changed since the last call to\r | |
d1102dba | 313 | GetState().\r |
c92e277d | 314 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to retrieve the pointer device's\r |
d1102dba LG |
315 | current state.\r |
316 | @retval EFI_INVALID_PARAMETER MouseState is NULL.\r | |
c92e277d | 317 | \r |
318 | **/\r | |
319 | EFI_STATUS\r | |
320 | EFIAPI\r | |
321 | GetMouseState (\r | |
322 | IN EFI_SIMPLE_POINTER_PROTOCOL *This,\r | |
323 | OUT EFI_SIMPLE_POINTER_STATE *MouseState\r | |
324 | );\r | |
325 | \r | |
d1102dba | 326 | /**\r |
c92e277d | 327 | Resets the pointer device hardware.\r |
d1102dba | 328 | \r |
c92e277d | 329 | @param This A pointer to the EFI_SIMPLE_POINTER_PROTOCOL instance.\r |
330 | @param ExtendedVerification Indicates that the driver may perform a more exhaustive\r | |
331 | verification operation of the device during reset.\r | |
d1102dba | 332 | \r |
c92e277d | 333 | @retval EFI_SUCCESS The device was reset.\r |
334 | @retval EFI_DEVICE_ERROR The device is not functioning correctly and could not be reset.\r | |
335 | \r | |
336 | **/\r | |
337 | EFI_STATUS\r | |
338 | EFIAPI\r | |
339 | UsbMouseReset (\r | |
340 | IN EFI_SIMPLE_POINTER_PROTOCOL *This,\r | |
341 | IN BOOLEAN ExtendedVerification\r | |
342 | );\r | |
343 | \r | |
344 | /**\r | |
345 | Event notification function for SIMPLE_POINTER.WaitForInput event.\r | |
346 | \r | |
347 | @param Event Event to be signaled when there's input from mouse.\r | |
348 | @param Context Points to USB_MOUSE_DEV instance.\r | |
d1102dba | 349 | \r |
c92e277d | 350 | **/\r |
351 | VOID\r | |
352 | EFIAPI\r | |
353 | UsbMouseWaitForInput (\r | |
354 | IN EFI_EVENT Event,\r | |
355 | IN VOID *Context\r | |
356 | );\r | |
357 | \r | |
29129ce4 | 358 | //\r |
359 | // Internal worker functions\r | |
360 | //\r | |
361 | \r | |
362 | /**\r | |
363 | Uses USB I/O to check whether the device is a USB mouse device.\r | |
364 | \r | |
365 | @param UsbIo Pointer to a USB I/O protocol instance.\r | |
366 | \r | |
367 | @retval TRUE Device is a USB mouse device.\r | |
368 | @retval FALSE Device is a not USB mouse device.\r | |
bb80e3b2 | 369 | \r |
370 | **/\r | |
29129ce4 | 371 | BOOLEAN\r |
372 | IsUsbMouse (\r | |
373 | IN EFI_USB_IO_PROTOCOL *UsbIo\r | |
ed838d0c | 374 | );\r |
375 | \r | |
aa79b0b3 | 376 | /**\r |
29129ce4 | 377 | Initialize the USB mouse device.\r |
378 | \r | |
379 | This function retrieves and parses HID report descriptor, and\r | |
380 | initializes state of USB_MOUSE_DEV. Then it sets indefinite idle\r | |
381 | rate for the device. Finally it creates event for delayed recovery,\r | |
382 | which deals with device error.\r | |
aa79b0b3 | 383 | \r |
29129ce4 | 384 | @param UsbMouseDev Device instance to be initialized.\r |
aa79b0b3 | 385 | \r |
29129ce4 | 386 | @retval EFI_SUCCESS USB mouse device successfully initialized..\r |
387 | @retval EFI_UNSUPPORTED HID descriptor type is not report descriptor.\r | |
388 | @retval Other USB mouse device was not initialized successfully.\r | |
aa79b0b3 | 389 | \r |
390 | **/\r | |
391 | EFI_STATUS\r | |
29129ce4 | 392 | InitializeUsbMouseDevice (\r |
393 | IN OUT USB_MOUSE_DEV *UsbMouseDev\r | |
aa79b0b3 | 394 | );\r |
395 | \r | |
396 | /**\r | |
29129ce4 | 397 | Handler function for USB mouse's asynchronous interrupt transfer.\r |
aa79b0b3 | 398 | \r |
29129ce4 | 399 | This function is the handler function for USB mouse's asynchronous interrupt transfer\r |
400 | to manage the mouse. It parses data returned from asynchronous interrupt transfer, and\r | |
401 | get button and movement state.\r | |
aa79b0b3 | 402 | \r |
29129ce4 | 403 | @param Data A pointer to a buffer that is filled with key data which is\r |
404 | retrieved via asynchronous interrupt transfer.\r | |
405 | @param DataLength Indicates the size of the data buffer.\r | |
406 | @param Context Pointing to USB_KB_DEV instance.\r | |
407 | @param Result Indicates the result of the asynchronous interrupt transfer.\r | |
408 | \r | |
409 | @retval EFI_SUCCESS Asynchronous interrupt transfer is handled successfully.\r | |
410 | @retval EFI_DEVICE_ERROR Hardware error occurs.\r | |
aa79b0b3 | 411 | \r |
412 | **/\r | |
413 | EFI_STATUS\r | |
414 | EFIAPI\r | |
29129ce4 | 415 | OnMouseInterruptComplete (\r |
416 | IN VOID *Data,\r | |
417 | IN UINTN DataLength,\r | |
418 | IN VOID *Context,\r | |
419 | IN UINT32 Result\r | |
aa79b0b3 | 420 | );\r |
421 | \r | |
29129ce4 | 422 | /**\r |
423 | Handler for Delayed Recovery event.\r | |
424 | \r | |
425 | This function is the handler for Delayed Recovery event triggered\r | |
426 | by timer.\r | |
427 | After a device error occurs, the event would be triggered\r | |
428 | with interval of EFI_USB_INTERRUPT_DELAY. EFI_USB_INTERRUPT_DELAY\r | |
429 | is defined in USB standard for error handling.\r | |
430 | \r | |
431 | @param Event The Delayed Recovery event.\r | |
432 | @param Context Points to the USB_MOUSE_DEV instance.\r | |
aa79b0b3 | 433 | \r |
434 | **/\r | |
29129ce4 | 435 | VOID\r |
aa79b0b3 | 436 | EFIAPI\r |
29129ce4 | 437 | USBMouseRecoveryHandler (\r |
438 | IN EFI_EVENT Event,\r | |
439 | IN VOID *Context\r | |
440 | );\r | |
441 | \r | |
442 | /**\r | |
443 | Parse Mouse Report Descriptor.\r | |
444 | \r | |
445 | According to USB HID Specification, report descriptors are\r | |
446 | composed of pieces of information. Each piece of information\r | |
447 | is called an Item. This function retrieves each item from\r | |
448 | the report descriptor and updates USB_MOUSE_DEV.\r | |
449 | \r | |
450 | @param UsbMouse The instance of USB_MOUSE_DEV\r | |
451 | @param ReportDescriptor Report descriptor to parse\r | |
452 | @param ReportSize Report descriptor size\r | |
453 | \r | |
454 | @retval EFI_SUCCESS Report descriptor successfully parsed.\r | |
455 | @retval EFI_UNSUPPORTED Report descriptor contains long item.\r | |
456 | \r | |
457 | **/\r | |
458 | EFI_STATUS\r | |
459 | ParseMouseReportDescriptor (\r | |
460 | OUT USB_MOUSE_DEV *UsbMouse,\r | |
461 | IN UINT8 *ReportDescriptor,\r | |
462 | IN UINTN ReportSize\r | |
aa79b0b3 | 463 | );\r |
464 | \r | |
ed838d0c | 465 | #endif\r |