projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 4bc6ad39 RN |
1 | /** @file\r |
| 2 | Implementation for EFI_SIMPLE_TEXT_INPUT_PROTOCOL protocol.\r | |
| 3 | \r | |
| a9746199 | 4 | Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>\r |
| 4bc6ad39 RN |
5 | This program and the accompanying materials\r |
| 6 | are licensed and made available under the terms and conditions of the BSD License\r | |
| 7 | which accompanies this distribution. The full text of the license may be found at\r | |
| 8 | http://opensource.org/licenses/bsd-license.php\r | |
| 9 | \r | |
| 10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
| 11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 12 | \r | |
| 13 | **/\r | |
| 14 | \r | |
| 15 | #include "Terminal.h"\r | |
| 16 | \r | |
| 17 | \r | |
| 18 | /**\r | |
| 19 | Reads the next keystroke from the input device. The WaitForKey Event can\r | |
| 20 | be used to test for existence of a keystroke via WaitForEvent () call.\r | |
| 21 | \r | |
| 22 | @param TerminalDevice Terminal driver private structure\r | |
| 23 | @param KeyData A pointer to a buffer that is filled in with the\r | |
| 24 | keystroke state data for the key that was\r | |
| 25 | pressed.\r | |
| 26 | \r | |
| 27 | @retval EFI_SUCCESS The keystroke information was returned.\r | |
| 28 | @retval EFI_NOT_READY There was no keystroke data available.\r | |
| 29 | @retval EFI_INVALID_PARAMETER KeyData is NULL.\r | |
| 30 | \r | |
| 31 | **/\r | |
| 32 | EFI_STATUS\r | |
| 33 | ReadKeyStrokeWorker (\r | |
| 34 | IN TERMINAL_DEV *TerminalDevice,\r | |
| 35 | OUT EFI_KEY_DATA *KeyData\r | |
| 36 | )\r | |
| 37 | {\r | |
| 38 | if (KeyData == NULL) {\r | |
| 39 | return EFI_INVALID_PARAMETER;\r | |
| 40 | }\r | |
| 41 | \r | |
| 42 | if (!EfiKeyFiFoRemoveOneKey (TerminalDevice, &KeyData->Key)) {\r | |
| 43 | return EFI_NOT_READY;\r | |
| 44 | }\r | |
| 45 | \r | |
| 46 | KeyData->KeyState.KeyShiftState = 0;\r | |
| 47 | KeyData->KeyState.KeyToggleState = 0;\r | |
| 48 | \r | |
| 49 | \r | |
| 50 | return EFI_SUCCESS;\r | |
| 51 | \r | |
| 52 | }\r | |
| 53 | \r | |
| 54 | /**\r | |
| 55 | Implements EFI_SIMPLE_TEXT_INPUT_PROTOCOL.Reset().\r | |
| 56 | This driver only perform dependent serial device reset regardless of\r | |
| 57 | the value of ExtendeVerification\r | |
| 58 | \r | |
| 59 | @param This Indicates the calling context.\r | |
| 60 | @param ExtendedVerification Skip by this driver.\r | |
| 61 | \r | |
| 62 | @retval EFI_SUCCESS The reset operation succeeds.\r | |
| 63 | @retval EFI_DEVICE_ERROR The dependent serial port reset fails.\r | |
| 64 | \r | |
| 65 | **/\r | |
| 66 | EFI_STATUS\r | |
| 67 | EFIAPI\r | |
| 68 | TerminalConInReset (\r | |
| 69 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,\r | |
| 70 | IN BOOLEAN ExtendedVerification\r | |
| 71 | )\r | |
| 72 | {\r | |
| 73 | EFI_STATUS Status;\r | |
| 74 | TERMINAL_DEV *TerminalDevice;\r | |
| 75 | \r | |
| 76 | TerminalDevice = TERMINAL_CON_IN_DEV_FROM_THIS (This);\r | |
| 77 | \r | |
| 78 | //\r | |
| 79 | // Report progress code here\r | |
| 80 | //\r | |
| 81 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
| 82 | EFI_PROGRESS_CODE,\r | |
| 83 | (EFI_PERIPHERAL_REMOTE_CONSOLE | EFI_P_PC_RESET),\r | |
| 84 | TerminalDevice->DevicePath\r | |
| 85 | );\r | |
| 86 | \r | |
| 87 | Status = TerminalDevice->SerialIo->Reset (TerminalDevice->SerialIo);\r | |
| 88 | \r | |
| 89 | //\r | |
| 90 | // Make all the internal buffer empty for keys\r | |
| 91 | //\r | |
| 92 | TerminalDevice->RawFiFo->Head = TerminalDevice->RawFiFo->Tail;\r | |
| 93 | TerminalDevice->UnicodeFiFo->Head = TerminalDevice->UnicodeFiFo->Tail;\r | |
| 94 | TerminalDevice->EfiKeyFiFo->Head = TerminalDevice->EfiKeyFiFo->Tail;\r | |
| 95 | \r | |
| 96 | if (EFI_ERROR (Status)) {\r | |
| 97 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
| 98 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
| 99 | (EFI_PERIPHERAL_REMOTE_CONSOLE | EFI_P_EC_CONTROLLER_ERROR),\r | |
| 100 | TerminalDevice->DevicePath\r | |
| 101 | );\r | |
| 102 | }\r | |
| 103 | \r | |
| 104 | return Status;\r | |
| 105 | }\r | |
| 106 | \r | |
| 107 | /**\r | |
| 108 | Implements EFI_SIMPLE_TEXT_INPUT_PROTOCOL.ReadKeyStroke().\r | |
| 109 | \r | |
| 110 | @param This Indicates the calling context.\r | |
| 111 | @param Key A pointer to a buffer that is filled in with the\r | |
| 112 | keystroke information for the key that was sent\r | |
| 113 | from terminal.\r | |
| 114 | \r | |
| 115 | @retval EFI_SUCCESS The keystroke information is returned successfully.\r | |
| 116 | @retval EFI_NOT_READY There is no keystroke data available.\r | |
| 117 | @retval EFI_DEVICE_ERROR The dependent serial device encounters error.\r | |
| 118 | \r | |
| 119 | **/\r | |
| 120 | EFI_STATUS\r | |
| 121 | EFIAPI\r | |
| 122 | TerminalConInReadKeyStroke (\r | |
| 123 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,\r | |
| 124 | OUT EFI_INPUT_KEY *Key\r | |
| 125 | )\r | |
| 126 | {\r | |
| 127 | TERMINAL_DEV *TerminalDevice;\r | |
| 128 | EFI_STATUS Status;\r | |
| 129 | EFI_KEY_DATA KeyData;\r | |
| 130 | \r | |
| 131 | //\r | |
| 132 | // get TERMINAL_DEV from "This" parameter.\r | |
| 133 | //\r | |
| 134 | TerminalDevice = TERMINAL_CON_IN_DEV_FROM_THIS (This);\r | |
| 135 | \r | |
| 136 | Status = ReadKeyStrokeWorker (TerminalDevice, &KeyData);\r | |
| 137 | if (EFI_ERROR (Status)) {\r | |
| 138 | return Status;\r | |
| 139 | }\r | |
| 140 | \r | |
| 141 | CopyMem (Key, &KeyData.Key, sizeof (EFI_INPUT_KEY));\r | |
| 142 | \r | |
| 143 | return EFI_SUCCESS;\r | |
| 144 | \r | |
| 145 | }\r | |
| 146 | \r | |
| 147 | /**\r | |
| 148 | Check if the key already has been registered.\r | |
| 149 | \r | |
| 150 | If both RegsiteredData and InputData is NULL, then ASSERT().\r | |
| 151 | \r | |
| 152 | @param RegsiteredData A pointer to a buffer that is filled in with the\r | |
| 153 | keystroke state data for the key that was\r | |
| 154 | registered.\r | |
| 155 | @param InputData A pointer to a buffer that is filled in with the\r | |
| 156 | keystroke state data for the key that was\r | |
| 157 | pressed.\r | |
| 158 | \r | |
| 159 | @retval TRUE Key be pressed matches a registered key.\r | |
| 160 | @retval FLASE Match failed.\r | |
| 161 | \r | |
| 162 | **/\r | |
| 163 | BOOLEAN\r | |
| 164 | IsKeyRegistered (\r | |
| 165 | IN EFI_KEY_DATA *RegsiteredData,\r | |
| 166 | IN EFI_KEY_DATA *InputData\r | |
| 167 | )\r | |
| 168 | {\r | |
| 169 | ASSERT (RegsiteredData != NULL && InputData != NULL);\r | |
| 170 | \r | |
| 171 | if ((RegsiteredData->Key.ScanCode != InputData->Key.ScanCode) ||\r | |
| 172 | (RegsiteredData->Key.UnicodeChar != InputData->Key.UnicodeChar)) {\r | |
| 173 | return FALSE;\r | |
| 174 | }\r | |
| 175 | \r | |
| 176 | return TRUE;\r | |
| 177 | }\r | |
| 178 | \r | |
| 179 | \r | |
| 180 | \r | |
| 181 | /**\r | |
| 182 | Event notification function for EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL.WaitForKeyEx event\r | |
| 183 | Signal the event if there is key available\r | |
| 184 | \r | |
| 185 | @param Event Indicates the event that invoke this function.\r | |
| 186 | @param Context Indicates the calling context.\r | |
| 187 | \r | |
| 188 | **/\r | |
| 189 | VOID\r | |
| 190 | EFIAPI\r | |
| 191 | TerminalConInWaitForKeyEx (\r | |
| 192 | IN EFI_EVENT Event,\r | |
| 193 | IN VOID *Context\r | |
| 194 | )\r | |
| 195 | {\r | |
| 196 | TerminalConInWaitForKey (Event, Context);\r | |
| 197 | }\r | |
| 198 | \r | |
| 199 | //\r | |
| 200 | // Simple Text Input Ex protocol functions\r | |
| 201 | //\r | |
| 202 | \r | |
| 203 | /**\r | |
| 204 | Reset the input device and optionally run diagnostics\r | |
| 205 | \r | |
| 206 | @param This Protocol instance pointer.\r | |
| 207 | @param ExtendedVerification Driver may perform diagnostics on reset.\r | |
| 208 | \r | |
| 209 | @retval EFI_SUCCESS The device was reset.\r | |
| 210 | @retval EFI_DEVICE_ERROR The device is not functioning properly and could\r | |
| 211 | not be reset.\r | |
| 212 | \r | |
| 213 | **/\r | |
| 214 | EFI_STATUS\r | |
| 215 | EFIAPI\r | |
| 216 | TerminalConInResetEx (\r | |
| 217 | IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,\r | |
| 218 | IN BOOLEAN ExtendedVerification\r | |
| 219 | )\r | |
| 220 | {\r | |
| 221 | EFI_STATUS Status;\r | |
| 222 | TERMINAL_DEV *TerminalDevice;\r | |
| 223 | \r | |
| 224 | TerminalDevice = TERMINAL_CON_IN_EX_DEV_FROM_THIS (This);\r | |
| 225 | \r | |
| 226 | Status = TerminalDevice->SimpleInput.Reset (&TerminalDevice->SimpleInput, ExtendedVerification);\r | |
| 227 | if (EFI_ERROR (Status)) {\r | |
| 228 | return EFI_DEVICE_ERROR;\r | |
| 229 | }\r | |
| 230 | \r | |
| 231 | return EFI_SUCCESS;\r | |
| 232 | \r | |
| 233 | }\r | |
| 234 | \r | |
| 235 | \r | |
| 236 | /**\r | |
| 237 | Reads the next keystroke from the input device. The WaitForKey Event can\r | |
| 238 | be used to test for existence of a keystroke via WaitForEvent () call.\r | |
| 239 | \r | |
| 240 | @param This Protocol instance pointer.\r | |
| 241 | @param KeyData A pointer to a buffer that is filled in with the\r | |
| 242 | keystroke state data for the key that was\r | |
| 243 | pressed.\r | |
| 244 | \r | |
| 245 | @retval EFI_SUCCESS The keystroke information was returned.\r | |
| 246 | @retval EFI_NOT_READY There was no keystroke data available.\r | |
| 247 | @retval EFI_DEVICE_ERROR The keystroke information was not returned due\r | |
| 248 | to hardware errors.\r | |
| 249 | @retval EFI_INVALID_PARAMETER KeyData is NULL.\r | |
| 250 | \r | |
| 251 | **/\r | |
| 252 | EFI_STATUS\r | |
| 253 | EFIAPI\r | |
| 254 | TerminalConInReadKeyStrokeEx (\r | |
| 255 | IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,\r | |
| 256 | OUT EFI_KEY_DATA *KeyData\r | |
| 257 | )\r | |
| 258 | {\r | |
| 259 | TERMINAL_DEV *TerminalDevice;\r | |
| 260 | \r | |
| 261 | if (KeyData == NULL) {\r | |
| 262 | return EFI_INVALID_PARAMETER;\r | |
| 263 | }\r | |
| 264 | \r | |
| 265 | TerminalDevice = TERMINAL_CON_IN_EX_DEV_FROM_THIS (This);\r | |
| 266 | \r | |
| 267 | return ReadKeyStrokeWorker (TerminalDevice, KeyData);\r | |
| 268 | \r | |
| 269 | }\r | |
| 270 | \r | |
| 271 | \r | |
| 272 | /**\r | |
| 273 | Set certain state for the input device.\r | |
| 274 | \r | |
| 275 | @param This Protocol instance pointer.\r | |
| 276 | @param KeyToggleState A pointer to the EFI_KEY_TOGGLE_STATE to set the\r | |
| 277 | state for the input device.\r | |
| 278 | \r | |
| 279 | @retval EFI_SUCCESS The device state was set successfully.\r | |
| 280 | @retval EFI_DEVICE_ERROR The device is not functioning correctly and\r | |
| 281 | could not have the setting adjusted.\r | |
| 282 | @retval EFI_UNSUPPORTED The device does not have the ability to set its\r | |
| 283 | state.\r | |
| 284 | @retval EFI_INVALID_PARAMETER KeyToggleState is NULL.\r | |
| 285 | \r | |
| 286 | **/\r | |
| 287 | EFI_STATUS\r | |
| 288 | EFIAPI\r | |
| 289 | TerminalConInSetState (\r | |
| 290 | IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,\r | |
| 291 | IN EFI_KEY_TOGGLE_STATE *KeyToggleState\r | |
| 292 | )\r | |
| 293 | {\r | |
| 294 | if (KeyToggleState == NULL) {\r | |
| 295 | return EFI_INVALID_PARAMETER;\r | |
| 296 | }\r | |
| 297 | \r | |
| 298 | return EFI_SUCCESS;\r | |
| 299 | }\r | |
| 300 | \r | |
| 301 | \r | |
| 302 | /**\r | |
| 303 | Register a notification function for a particular keystroke for the input device.\r | |
| 304 | \r | |
| 305 | @param This Protocol instance pointer.\r | |
| 306 | @param KeyData A pointer to a buffer that is filled in with the\r | |
| 307 | keystroke information data for the key that was\r | |
| 308 | pressed.\r | |
| 309 | @param KeyNotificationFunction Points to the function to be called when the key\r | |
| 310 | sequence is typed specified by KeyData.\r | |
| 311 | @param NotifyHandle Points to the unique handle assigned to the\r | |
| 312 | registered notification.\r | |
| 313 | \r | |
| 314 | @retval EFI_SUCCESS The notification function was registered\r | |
| 315 | successfully.\r | |
| 316 | @retval EFI_OUT_OF_RESOURCES Unable to allocate resources for necessary data\r | |
| 317 | structures.\r | |
| 318 | @retval EFI_INVALID_PARAMETER KeyData or NotifyHandle is NULL.\r | |
| 319 | \r | |
| 320 | **/\r | |
| 321 | EFI_STATUS\r | |
| 322 | EFIAPI\r | |
| 323 | TerminalConInRegisterKeyNotify (\r | |
| 324 | IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,\r | |
| 325 | IN EFI_KEY_DATA *KeyData,\r | |
| 326 | IN EFI_KEY_NOTIFY_FUNCTION KeyNotificationFunction,\r | |
| 402e4a9d | 327 | OUT VOID **NotifyHandle\r |
| 4bc6ad39 RN |
328 | )\r |
| 329 | {\r | |
| 330 | TERMINAL_DEV *TerminalDevice;\r | |
| 331 | TERMINAL_CONSOLE_IN_EX_NOTIFY *NewNotify;\r | |
| 332 | LIST_ENTRY *Link;\r | |
| 333 | LIST_ENTRY *NotifyList;\r | |
| 334 | TERMINAL_CONSOLE_IN_EX_NOTIFY *CurrentNotify;\r | |
| 335 | \r | |
| 336 | if (KeyData == NULL || NotifyHandle == NULL || KeyNotificationFunction == NULL) {\r | |
| 337 | return EFI_INVALID_PARAMETER;\r | |
| 338 | }\r | |
| 339 | \r | |
| 340 | TerminalDevice = TERMINAL_CON_IN_EX_DEV_FROM_THIS (This);\r | |
| 341 | \r | |
| 342 | //\r | |
| 343 | // Return EFI_SUCCESS if the (KeyData, NotificationFunction) is already registered.\r | |
| 344 | //\r | |
| 345 | NotifyList = &TerminalDevice->NotifyList;\r | |
| 346 | for (Link = GetFirstNode (NotifyList); !IsNull (NotifyList,Link); Link = GetNextNode (NotifyList,Link)) {\r | |
| 347 | CurrentNotify = CR (\r | |
| 348 | Link,\r | |
| 349 | TERMINAL_CONSOLE_IN_EX_NOTIFY,\r | |
| 350 | NotifyEntry,\r | |
| 351 | TERMINAL_CONSOLE_IN_EX_NOTIFY_SIGNATURE\r | |
| 352 | );\r | |
| 353 | if (IsKeyRegistered (&CurrentNotify->KeyData, KeyData)) {\r | |
| 354 | if (CurrentNotify->KeyNotificationFn == KeyNotificationFunction) {\r | |
| 402e4a9d | 355 | *NotifyHandle = CurrentNotify;\r |
| 4bc6ad39 RN |
356 | return EFI_SUCCESS;\r |
| 357 | }\r | |
| 358 | }\r | |
| 359 | }\r | |
| 360 | \r | |
| 361 | //\r | |
| 362 | // Allocate resource to save the notification function\r | |
| 363 | //\r | |
| 364 | NewNotify = (TERMINAL_CONSOLE_IN_EX_NOTIFY *) AllocateZeroPool (sizeof (TERMINAL_CONSOLE_IN_EX_NOTIFY));\r | |
| 365 | if (NewNotify == NULL) {\r | |
| 366 | return EFI_OUT_OF_RESOURCES;\r | |
| 367 | }\r | |
| 368 | \r | |
| 369 | NewNotify->Signature = TERMINAL_CONSOLE_IN_EX_NOTIFY_SIGNATURE;\r | |
| 370 | NewNotify->KeyNotificationFn = KeyNotificationFunction;\r | |
| b8a605d0 | 371 | CopyMem (&NewNotify->KeyData, KeyData, sizeof (EFI_KEY_DATA));\r |
| 4bc6ad39 RN |
372 | InsertTailList (&TerminalDevice->NotifyList, &NewNotify->NotifyEntry);\r |
| 373 | \r | |
| 402e4a9d | 374 | *NotifyHandle = NewNotify;\r |
| 4bc6ad39 RN |
375 | \r |
| 376 | return EFI_SUCCESS;\r | |
| 377 | }\r | |
| 378 | \r | |
| 379 | \r | |
| 380 | /**\r | |
| 381 | Remove a registered notification function from a particular keystroke.\r | |
| 382 | \r | |
| 383 | @param This Protocol instance pointer.\r | |
| 384 | @param NotificationHandle The handle of the notification function being\r | |
| 385 | unregistered.\r | |
| 386 | \r | |
| 387 | @retval EFI_SUCCESS The notification function was unregistered\r | |
| 388 | successfully.\r | |
| 389 | @retval EFI_INVALID_PARAMETER The NotificationHandle is invalid.\r | |
| 390 | \r | |
| 391 | **/\r | |
| 392 | EFI_STATUS\r | |
| 393 | EFIAPI\r | |
| 394 | TerminalConInUnregisterKeyNotify (\r | |
| 395 | IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,\r | |
| 402e4a9d | 396 | IN VOID *NotificationHandle\r |
| 4bc6ad39 RN |
397 | )\r |
| 398 | {\r | |
| 399 | TERMINAL_DEV *TerminalDevice;\r | |
| 400 | LIST_ENTRY *Link;\r | |
| 401 | TERMINAL_CONSOLE_IN_EX_NOTIFY *CurrentNotify;\r | |
| 402 | LIST_ENTRY *NotifyList;\r | |
| 403 | \r | |
| 404 | if (NotificationHandle == NULL) {\r | |
| 405 | return EFI_INVALID_PARAMETER;\r | |
| 406 | }\r | |
| 407 | \r | |
| 4bc6ad39 RN |
408 | TerminalDevice = TERMINAL_CON_IN_EX_DEV_FROM_THIS (This);\r |
| 409 | \r | |
| 410 | NotifyList = &TerminalDevice->NotifyList;\r | |
| 411 | for (Link = GetFirstNode (NotifyList); !IsNull (NotifyList,Link); Link = GetNextNode (NotifyList,Link)) {\r | |
| 412 | CurrentNotify = CR (\r | |
| 413 | Link,\r | |
| 414 | TERMINAL_CONSOLE_IN_EX_NOTIFY,\r | |
| 415 | NotifyEntry,\r | |
| 416 | TERMINAL_CONSOLE_IN_EX_NOTIFY_SIGNATURE\r | |
| 417 | );\r | |
| 402e4a9d | 418 | if (CurrentNotify == NotificationHandle) {\r |
| 4bc6ad39 RN |
419 | //\r |
| 420 | // Remove the notification function from NotifyList and free resources\r | |
| 421 | //\r | |
| 422 | RemoveEntryList (&CurrentNotify->NotifyEntry);\r | |
| 423 | \r | |
| 424 | gBS->FreePool (CurrentNotify);\r | |
| 425 | return EFI_SUCCESS;\r | |
| 426 | }\r | |
| 427 | }\r | |
| 428 | \r | |
| 429 | //\r | |
| 430 | // Can not find the matching entry in database.\r | |
| 431 | //\r | |
| 432 | return EFI_INVALID_PARAMETER;\r | |
| 433 | }\r | |
| 434 | \r | |
| 435 | /**\r | |
| 436 | Translate raw data into Unicode (according to different encode), and\r | |
| 437 | translate Unicode into key information. (according to different standard).\r | |
| 438 | \r | |
| 439 | @param TerminalDevice Terminal driver private structure.\r | |
| 440 | \r | |
| 441 | **/\r | |
| 442 | VOID\r | |
| 443 | TranslateRawDataToEfiKey (\r | |
| 444 | IN TERMINAL_DEV *TerminalDevice\r | |
| 445 | )\r | |
| 446 | {\r | |
| 447 | switch (TerminalDevice->TerminalType) {\r | |
| 448 | \r | |
| 449 | case PCANSITYPE:\r | |
| 450 | case VT100TYPE:\r | |
| 451 | case VT100PLUSTYPE:\r | |
| 452 | AnsiRawDataToUnicode (TerminalDevice);\r | |
| 453 | UnicodeToEfiKey (TerminalDevice);\r | |
| 454 | break;\r | |
| 455 | \r | |
| 456 | case VTUTF8TYPE:\r | |
| 457 | //\r | |
| 458 | // Process all the raw data in the RawFIFO,\r | |
| 459 | // put the processed key into UnicodeFIFO.\r | |
| 460 | //\r | |
| 461 | VTUTF8RawDataToUnicode (TerminalDevice);\r | |
| 462 | \r | |
| 463 | //\r | |
| 464 | // Translate all the Unicode data in the UnicodeFIFO to Efi key,\r | |
| 465 | // then put into EfiKeyFIFO.\r | |
| 466 | //\r | |
| 467 | UnicodeToEfiKey (TerminalDevice);\r | |
| 468 | \r | |
| 469 | break;\r | |
| 470 | }\r | |
| 471 | }\r | |
| 472 | \r | |
| 473 | /**\r | |
| 474 | Event notification function for EFI_SIMPLE_TEXT_INPUT_PROTOCOL.WaitForKey event\r | |
| 475 | Signal the event if there is key available\r | |
| 476 | \r | |
| 477 | @param Event Indicates the event that invoke this function.\r | |
| 478 | @param Context Indicates the calling context.\r | |
| 479 | \r | |
| 480 | **/\r | |
| 481 | VOID\r | |
| 482 | EFIAPI\r | |
| 483 | TerminalConInWaitForKey (\r | |
| 484 | IN EFI_EVENT Event,\r | |
| 485 | IN VOID *Context\r | |
| 486 | )\r | |
| 487 | {\r | |
| 488 | //\r | |
| 489 | // Someone is waiting on the keystroke event, if there's\r | |
| 490 | // a key pending, signal the event\r | |
| 491 | //\r | |
| 492 | if (!IsEfiKeyFiFoEmpty ((TERMINAL_DEV *) Context)) {\r | |
| 493 | \r | |
| 494 | gBS->SignalEvent (Event);\r | |
| 495 | }\r | |
| 496 | }\r | |
| 497 | \r | |
| 498 | /**\r | |
| 499 | Timer handler to poll the key from serial.\r | |
| 500 | \r | |
| 501 | @param Event Indicates the event that invoke this function.\r | |
| 502 | @param Context Indicates the calling context.\r | |
| 503 | **/\r | |
| 504 | VOID\r | |
| 505 | EFIAPI\r | |
| 506 | TerminalConInTimerHandler (\r | |
| 507 | IN EFI_EVENT Event,\r | |
| 508 | IN VOID *Context\r | |
| 509 | )\r | |
| 510 | {\r | |
| 511 | EFI_STATUS Status;\r | |
| 512 | TERMINAL_DEV *TerminalDevice;\r | |
| 59d88f42 | 513 | UINT32 Control;\r |
| 4bc6ad39 RN |
514 | UINT8 Input;\r |
| 515 | EFI_SERIAL_IO_MODE *Mode;\r | |
| 516 | EFI_SERIAL_IO_PROTOCOL *SerialIo;\r | |
| 517 | UINTN SerialInTimeOut;\r | |
| 518 | \r | |
| 519 | TerminalDevice = (TERMINAL_DEV *) Context;\r | |
| 520 | \r | |
| 521 | SerialIo = TerminalDevice->SerialIo;\r | |
| 522 | if (SerialIo == NULL) {\r | |
| 523 | return ;\r | |
| 524 | }\r | |
| 525 | //\r | |
| 526 | // if current timeout value for serial device is not identical with\r | |
| 527 | // the value saved in TERMINAL_DEV structure, then recalculate the\r | |
| 528 | // timeout value again and set serial attribute according to this value.\r | |
| 529 | //\r | |
| 530 | Mode = SerialIo->Mode;\r | |
| 531 | if (Mode->Timeout != TerminalDevice->SerialInTimeOut) {\r | |
| 532 | \r | |
| 533 | SerialInTimeOut = 0;\r | |
| 534 | if (Mode->BaudRate != 0) {\r | |
| 535 | //\r | |
| 536 | // According to BAUD rate to calculate the timeout value.\r | |
| 537 | //\r | |
| 538 | SerialInTimeOut = (1 + Mode->DataBits + Mode->StopBits) * 2 * 1000000 / (UINTN) Mode->BaudRate;\r | |
| 539 | }\r | |
| 540 | \r | |
| 541 | Status = SerialIo->SetAttributes (\r | |
| 542 | SerialIo,\r | |
| 543 | Mode->BaudRate,\r | |
| 544 | Mode->ReceiveFifoDepth,\r | |
| 545 | (UINT32) SerialInTimeOut,\r | |
| 546 | (EFI_PARITY_TYPE) (Mode->Parity),\r | |
| 547 | (UINT8) Mode->DataBits,\r | |
| 548 | (EFI_STOP_BITS_TYPE) (Mode->StopBits)\r | |
| 549 | );\r | |
| 550 | \r | |
| 551 | if (EFI_ERROR (Status)) {\r | |
| 552 | TerminalDevice->SerialInTimeOut = 0;\r | |
| 553 | } else {\r | |
| 554 | TerminalDevice->SerialInTimeOut = SerialInTimeOut;\r | |
| 555 | }\r | |
| 556 | }\r | |
| 4bc6ad39 | 557 | //\r |
| 59d88f42 | 558 | // Check whether serial buffer is empty.\r |
| 4bc6ad39 | 559 | //\r |
| 59d88f42 | 560 | Status = SerialIo->GetControl (SerialIo, &Control);\r |
| 4bc6ad39 | 561 | \r |
| 59d88f42 RN |
562 | if ((Control & EFI_SERIAL_INPUT_BUFFER_EMPTY) == 0) {\r |
| 563 | //\r | |
| 564 | // Fetch all the keys in the serial buffer,\r | |
| 565 | // and insert the byte stream into RawFIFO.\r | |
| 566 | //\r | |
| 567 | while (!IsRawFiFoFull (TerminalDevice)) {\r | |
| 568 | \r | |
| 569 | Status = GetOneKeyFromSerial (TerminalDevice->SerialIo, &Input);\r | |
| 570 | \r | |
| 571 | if (EFI_ERROR (Status)) {\r | |
| 572 | if (Status == EFI_DEVICE_ERROR) {\r | |
| 573 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
| 574 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
| 575 | (EFI_PERIPHERAL_REMOTE_CONSOLE | EFI_P_EC_INPUT_ERROR),\r | |
| 576 | TerminalDevice->DevicePath\r | |
| 577 | );\r | |
| 578 | }\r | |
| 579 | break;\r | |
| 4bc6ad39 | 580 | }\r |
| 4bc6ad39 | 581 | \r |
| 59d88f42 RN |
582 | RawFiFoInsertOneKey (TerminalDevice, Input);\r |
| 583 | }\r | |
| 4bc6ad39 RN |
584 | }\r |
| 585 | \r | |
| 586 | //\r | |
| 587 | // Translate all the raw data in RawFIFO into EFI Key,\r | |
| 588 | // according to different terminal type supported.\r | |
| 589 | //\r | |
| 590 | TranslateRawDataToEfiKey (TerminalDevice);\r | |
| 591 | }\r | |
| 592 | \r | |
| 593 | /**\r | |
| 594 | Get one key out of serial buffer.\r | |
| 595 | \r | |
| 596 | @param SerialIo Serial I/O protocol attached to the serial device.\r | |
| 597 | @param Output The fetched key.\r | |
| 598 | \r | |
| 599 | @retval EFI_NOT_READY If serial buffer is empty.\r | |
| 600 | @retval EFI_DEVICE_ERROR If reading serial buffer encounter error.\r | |
| 601 | @retval EFI_SUCCESS If reading serial buffer successfully, put\r | |
| 602 | the fetched key to the parameter output.\r | |
| 603 | \r | |
| 604 | **/\r | |
| 605 | EFI_STATUS\r | |
| 606 | GetOneKeyFromSerial (\r | |
| 607 | EFI_SERIAL_IO_PROTOCOL *SerialIo,\r | |
| 608 | UINT8 *Output\r | |
| 609 | )\r | |
| 610 | {\r | |
| 611 | EFI_STATUS Status;\r | |
| 612 | UINTN Size;\r | |
| 613 | \r | |
| 614 | Size = 1;\r | |
| 615 | *Output = 0;\r | |
| 616 | \r | |
| 617 | //\r | |
| 618 | // Read one key from serial I/O device.\r | |
| 619 | //\r | |
| 620 | Status = SerialIo->Read (SerialIo, &Size, Output);\r | |
| 621 | \r | |
| 622 | if (EFI_ERROR (Status)) {\r | |
| 623 | \r | |
| 624 | if (Status == EFI_TIMEOUT) {\r | |
| 625 | return EFI_NOT_READY;\r | |
| 626 | }\r | |
| 627 | \r | |
| 628 | return EFI_DEVICE_ERROR;\r | |
| 629 | \r | |
| 630 | }\r | |
| 631 | \r | |
| 632 | if (*Output == 0) {\r | |
| 633 | return EFI_NOT_READY;\r | |
| 634 | }\r | |
| 635 | \r | |
| 636 | return EFI_SUCCESS;\r | |
| 637 | }\r | |
| 638 | \r | |
| 639 | /**\r | |
| 640 | Insert one byte raw data into the Raw Data FIFO.\r | |
| 641 | \r | |
| 642 | @param TerminalDevice Terminal driver private structure.\r | |
| 643 | @param Input The key will be input.\r | |
| 644 | \r | |
| 645 | @retval TRUE If insert successfully.\r | |
| 646 | @retval FLASE If Raw Data buffer is full before key insertion,\r | |
| 647 | and the key is lost.\r | |
| 648 | \r | |
| 649 | **/\r | |
| 650 | BOOLEAN\r | |
| 651 | RawFiFoInsertOneKey (\r | |
| 652 | TERMINAL_DEV *TerminalDevice,\r | |
| 653 | UINT8 Input\r | |
| 654 | )\r | |
| 655 | {\r | |
| 656 | UINT8 Tail;\r | |
| 657 | \r | |
| 658 | Tail = TerminalDevice->RawFiFo->Tail;\r | |
| 659 | \r | |
| 660 | if (IsRawFiFoFull (TerminalDevice)) {\r | |
| 661 | //\r | |
| 662 | // Raw FIFO is full\r | |
| 663 | //\r | |
| 664 | return FALSE;\r | |
| 665 | }\r | |
| 666 | \r | |
| 667 | TerminalDevice->RawFiFo->Data[Tail] = Input;\r | |
| 668 | \r | |
| 669 | TerminalDevice->RawFiFo->Tail = (UINT8) ((Tail + 1) % (RAW_FIFO_MAX_NUMBER + 1));\r | |
| 670 | \r | |
| 671 | return TRUE;\r | |
| 672 | }\r | |
| 673 | \r | |
| 674 | /**\r | |
| 675 | Remove one pre-fetched key out of the Raw Data FIFO.\r | |
| 676 | \r | |
| 677 | @param TerminalDevice Terminal driver private structure.\r | |
| 678 | @param Output The key will be removed.\r | |
| 679 | \r | |
| 680 | @retval TRUE If insert successfully.\r | |
| 681 | @retval FLASE If Raw Data FIFO buffer is empty before remove operation.\r | |
| 682 | \r | |
| 683 | **/\r | |
| 684 | BOOLEAN\r | |
| 685 | RawFiFoRemoveOneKey (\r | |
| 686 | TERMINAL_DEV *TerminalDevice,\r | |
| 687 | UINT8 *Output\r | |
| 688 | )\r | |
| 689 | {\r | |
| 690 | UINT8 Head;\r | |
| 691 | \r | |
| 692 | Head = TerminalDevice->RawFiFo->Head;\r | |
| 693 | \r | |
| 694 | if (IsRawFiFoEmpty (TerminalDevice)) {\r | |
| 695 | //\r | |
| 696 | // FIFO is empty\r | |
| 697 | //\r | |
| 698 | *Output = 0;\r | |
| 699 | return FALSE;\r | |
| 700 | }\r | |
| 701 | \r | |
| 702 | *Output = TerminalDevice->RawFiFo->Data[Head];\r | |
| 703 | \r | |
| 704 | TerminalDevice->RawFiFo->Head = (UINT8) ((Head + 1) % (RAW_FIFO_MAX_NUMBER + 1));\r | |
| 705 | \r | |
| 706 | return TRUE;\r | |
| 707 | }\r | |
| 708 | \r | |
| 709 | /**\r | |
| 710 | Clarify whether Raw Data FIFO buffer is empty.\r | |
| 711 | \r | |
| 712 | @param TerminalDevice Terminal driver private structure\r | |
| 713 | \r | |
| 714 | @retval TRUE If Raw Data FIFO buffer is empty.\r | |
| 715 | @retval FLASE If Raw Data FIFO buffer is not empty.\r | |
| 716 | \r | |
| 717 | **/\r | |
| 718 | BOOLEAN\r | |
| 719 | IsRawFiFoEmpty (\r | |
| 720 | TERMINAL_DEV *TerminalDevice\r | |
| 721 | )\r | |
| 722 | {\r | |
| 723 | if (TerminalDevice->RawFiFo->Head == TerminalDevice->RawFiFo->Tail) {\r | |
| 724 | return TRUE;\r | |
| 725 | } else {\r | |
| 726 | return FALSE;\r | |
| 727 | }\r | |
| 728 | }\r | |
| 729 | \r | |
| 730 | /**\r | |
| 731 | Clarify whether Raw Data FIFO buffer is full.\r | |
| 732 | \r | |
| 733 | @param TerminalDevice Terminal driver private structure\r | |
| 734 | \r | |
| 735 | @retval TRUE If Raw Data FIFO buffer is full.\r | |
| 736 | @retval FLASE If Raw Data FIFO buffer is not full.\r | |
| 737 | \r | |
| 738 | **/\r | |
| 739 | BOOLEAN\r | |
| 740 | IsRawFiFoFull (\r | |
| 741 | TERMINAL_DEV *TerminalDevice\r | |
| 742 | )\r | |
| 743 | {\r | |
| 744 | UINT8 Tail;\r | |
| 745 | UINT8 Head;\r | |
| 746 | \r | |
| 747 | Tail = TerminalDevice->RawFiFo->Tail;\r | |
| 748 | Head = TerminalDevice->RawFiFo->Head;\r | |
| 749 | \r | |
| 750 | if (((Tail + 1) % (RAW_FIFO_MAX_NUMBER + 1)) == Head) {\r | |
| 751 | \r | |
| 752 | return TRUE;\r | |
| 753 | }\r | |
| 754 | \r | |
| 755 | return FALSE;\r | |
| 756 | }\r | |
| 757 | \r | |
| 758 | /**\r | |
| 759 | Insert one pre-fetched key into the FIFO buffer.\r | |
| 760 | \r | |
| 761 | @param TerminalDevice Terminal driver private structure.\r | |
| 762 | @param Key The key will be input.\r | |
| 763 | \r | |
| 764 | @retval TRUE If insert successfully.\r | |
| 765 | @retval FLASE If FIFO buffer is full before key insertion,\r | |
| 766 | and the key is lost.\r | |
| 767 | \r | |
| 768 | **/\r | |
| 769 | BOOLEAN\r | |
| 770 | EfiKeyFiFoInsertOneKey (\r | |
| 771 | TERMINAL_DEV *TerminalDevice,\r | |
| 772 | EFI_INPUT_KEY *Key\r | |
| 773 | )\r | |
| 774 | {\r | |
| 775 | UINT8 Tail;\r | |
| 776 | LIST_ENTRY *Link;\r | |
| 777 | LIST_ENTRY *NotifyList;\r | |
| 778 | TERMINAL_CONSOLE_IN_EX_NOTIFY *CurrentNotify;\r | |
| 779 | EFI_KEY_DATA KeyData;\r | |
| 780 | \r | |
| 781 | Tail = TerminalDevice->EfiKeyFiFo->Tail;\r | |
| 782 | \r | |
| 783 | CopyMem (&KeyData.Key, Key, sizeof (EFI_INPUT_KEY));\r | |
| 784 | KeyData.KeyState.KeyShiftState = 0;\r | |
| 785 | KeyData.KeyState.KeyToggleState = 0;\r | |
| 786 | \r | |
| 787 | //\r | |
| 788 | // Invoke notification functions if exist\r | |
| 789 | //\r | |
| 790 | NotifyList = &TerminalDevice->NotifyList;\r | |
| 791 | for (Link = GetFirstNode (NotifyList); !IsNull (NotifyList,Link); Link = GetNextNode (NotifyList,Link)) {\r | |
| 792 | CurrentNotify = CR (\r | |
| 793 | Link,\r | |
| 794 | TERMINAL_CONSOLE_IN_EX_NOTIFY,\r | |
| 795 | NotifyEntry,\r | |
| 796 | TERMINAL_CONSOLE_IN_EX_NOTIFY_SIGNATURE\r | |
| 797 | );\r | |
| 798 | if (IsKeyRegistered (&CurrentNotify->KeyData, &KeyData)) {\r | |
| 799 | CurrentNotify->KeyNotificationFn (&KeyData);\r | |
| 800 | }\r | |
| 801 | }\r | |
| 802 | if (IsEfiKeyFiFoFull (TerminalDevice)) {\r | |
| 803 | //\r | |
| 804 | // Efi Key FIFO is full\r | |
| 805 | //\r | |
| 806 | return FALSE;\r | |
| 807 | }\r | |
| 808 | \r | |
| 809 | CopyMem (&TerminalDevice->EfiKeyFiFo->Data[Tail], Key, sizeof (EFI_INPUT_KEY));\r | |
| 810 | \r | |
| 811 | TerminalDevice->EfiKeyFiFo->Tail = (UINT8) ((Tail + 1) % (FIFO_MAX_NUMBER + 1));\r | |
| 812 | \r | |
| 813 | return TRUE;\r | |
| 814 | }\r | |
| 815 | \r | |
| 816 | /**\r | |
| 817 | Remove one pre-fetched key out of the FIFO buffer.\r | |
| 818 | \r | |
| 819 | @param TerminalDevice Terminal driver private structure.\r | |
| 820 | @param Output The key will be removed.\r | |
| 821 | \r | |
| 822 | @retval TRUE If insert successfully.\r | |
| 823 | @retval FLASE If FIFO buffer is empty before remove operation.\r | |
| 824 | \r | |
| 825 | **/\r | |
| 826 | BOOLEAN\r | |
| 827 | EfiKeyFiFoRemoveOneKey (\r | |
| 828 | TERMINAL_DEV *TerminalDevice,\r | |
| 829 | EFI_INPUT_KEY *Output\r | |
| 830 | )\r | |
| 831 | {\r | |
| 832 | UINT8 Head;\r | |
| 833 | \r | |
| 834 | Head = TerminalDevice->EfiKeyFiFo->Head;\r | |
| 835 | ASSERT (Head < FIFO_MAX_NUMBER + 1);\r | |
| 836 | \r | |
| 837 | if (IsEfiKeyFiFoEmpty (TerminalDevice)) {\r | |
| 838 | //\r | |
| 839 | // FIFO is empty\r | |
| 840 | //\r | |
| 841 | Output->ScanCode = SCAN_NULL;\r | |
| 842 | Output->UnicodeChar = 0;\r | |
| 843 | return FALSE;\r | |
| 844 | }\r | |
| 845 | \r | |
| 846 | *Output = TerminalDevice->EfiKeyFiFo->Data[Head];\r | |
| 847 | \r | |
| 848 | TerminalDevice->EfiKeyFiFo->Head = (UINT8) ((Head + 1) % (FIFO_MAX_NUMBER + 1));\r | |
| 849 | \r | |
| 850 | return TRUE;\r | |
| 851 | }\r | |
| 852 | \r | |
| 853 | /**\r | |
| 854 | Clarify whether FIFO buffer is empty.\r | |
| 855 | \r | |
| 856 | @param TerminalDevice Terminal driver private structure\r | |
| 857 | \r | |
| 858 | @retval TRUE If FIFO buffer is empty.\r | |
| 859 | @retval FLASE If FIFO buffer is not empty.\r | |
| 860 | \r | |
| 861 | **/\r | |
| 862 | BOOLEAN\r | |
| 863 | IsEfiKeyFiFoEmpty (\r | |
| 864 | TERMINAL_DEV *TerminalDevice\r | |
| 865 | )\r | |
| 866 | {\r | |
| 867 | if (TerminalDevice->EfiKeyFiFo->Head == TerminalDevice->EfiKeyFiFo->Tail) {\r | |
| 868 | return TRUE;\r | |
| 869 | } else {\r | |
| 870 | return FALSE;\r | |
| 871 | }\r | |
| 872 | }\r | |
| 873 | \r | |
| 874 | /**\r | |
| 875 | Clarify whether FIFO buffer is full.\r | |
| 876 | \r | |
| 877 | @param TerminalDevice Terminal driver private structure\r | |
| 878 | \r | |
| 879 | @retval TRUE If FIFO buffer is full.\r | |
| 880 | @retval FLASE If FIFO buffer is not full.\r | |
| 881 | \r | |
| 882 | **/\r | |
| 883 | BOOLEAN\r | |
| 884 | IsEfiKeyFiFoFull (\r | |
| 885 | TERMINAL_DEV *TerminalDevice\r | |
| 886 | )\r | |
| 887 | {\r | |
| 888 | UINT8 Tail;\r | |
| 889 | UINT8 Head;\r | |
| 890 | \r | |
| 891 | Tail = TerminalDevice->EfiKeyFiFo->Tail;\r | |
| 892 | Head = TerminalDevice->EfiKeyFiFo->Head;\r | |
| 893 | \r | |
| 894 | if (((Tail + 1) % (FIFO_MAX_NUMBER + 1)) == Head) {\r | |
| 895 | \r | |
| 896 | return TRUE;\r | |
| 897 | }\r | |
| 898 | \r | |
| 899 | return FALSE;\r | |
| 900 | }\r | |
| 901 | \r | |
| 902 | /**\r | |
| 903 | Insert one pre-fetched key into the Unicode FIFO buffer.\r | |
| 904 | \r | |
| 905 | @param TerminalDevice Terminal driver private structure.\r | |
| 906 | @param Input The key will be input.\r | |
| 907 | \r | |
| 908 | @retval TRUE If insert successfully.\r | |
| 909 | @retval FLASE If Unicode FIFO buffer is full before key insertion,\r | |
| 910 | and the key is lost.\r | |
| 911 | \r | |
| 912 | **/\r | |
| 913 | BOOLEAN\r | |
| 914 | UnicodeFiFoInsertOneKey (\r | |
| 915 | TERMINAL_DEV *TerminalDevice,\r | |
| 916 | UINT16 Input\r | |
| 917 | )\r | |
| 918 | {\r | |
| 919 | UINT8 Tail;\r | |
| 920 | \r | |
| 921 | Tail = TerminalDevice->UnicodeFiFo->Tail;\r | |
| 922 | ASSERT (Tail < FIFO_MAX_NUMBER + 1);\r | |
| 923 | \r | |
| 924 | \r | |
| 925 | if (IsUnicodeFiFoFull (TerminalDevice)) {\r | |
| 926 | //\r | |
| 927 | // Unicode FIFO is full\r | |
| 928 | //\r | |
| 929 | return FALSE;\r | |
| 930 | }\r | |
| 931 | \r | |
| 932 | TerminalDevice->UnicodeFiFo->Data[Tail] = Input;\r | |
| 933 | \r | |
| 934 | TerminalDevice->UnicodeFiFo->Tail = (UINT8) ((Tail + 1) % (FIFO_MAX_NUMBER + 1));\r | |
| 935 | \r | |
| 936 | return TRUE;\r | |
| 937 | }\r | |
| 938 | \r | |
| 939 | /**\r | |
| 940 | Remove one pre-fetched key out of the Unicode FIFO buffer.\r | |
| 941 | \r | |
| 942 | @param TerminalDevice Terminal driver private structure.\r | |
| 943 | @param Output The key will be removed.\r | |
| 944 | \r | |
| 945 | @retval TRUE If insert successfully.\r | |
| 946 | @retval FLASE If Unicode FIFO buffer is empty before remove operation.\r | |
| 947 | \r | |
| 948 | **/\r | |
| 949 | BOOLEAN\r | |
| 950 | UnicodeFiFoRemoveOneKey (\r | |
| 951 | TERMINAL_DEV *TerminalDevice,\r | |
| 952 | UINT16 *Output\r | |
| 953 | )\r | |
| 954 | {\r | |
| 955 | UINT8 Head;\r | |
| 956 | \r | |
| 957 | Head = TerminalDevice->UnicodeFiFo->Head;\r | |
| 958 | ASSERT (Head < FIFO_MAX_NUMBER + 1);\r | |
| 959 | \r | |
| 960 | if (IsUnicodeFiFoEmpty (TerminalDevice)) {\r | |
| 961 | //\r | |
| 962 | // FIFO is empty\r | |
| 963 | //\r | |
| 964 | Output = NULL;\r | |
| 965 | return FALSE;\r | |
| 966 | }\r | |
| 967 | \r | |
| 968 | *Output = TerminalDevice->UnicodeFiFo->Data[Head];\r | |
| 969 | \r | |
| 970 | TerminalDevice->UnicodeFiFo->Head = (UINT8) ((Head + 1) % (FIFO_MAX_NUMBER + 1));\r | |
| 971 | \r | |
| 972 | return TRUE;\r | |
| 973 | }\r | |
| 974 | \r | |
| 975 | /**\r | |
| 976 | Clarify whether Unicode FIFO buffer is empty.\r | |
| 977 | \r | |
| 978 | @param TerminalDevice Terminal driver private structure\r | |
| 979 | \r | |
| 980 | @retval TRUE If Unicode FIFO buffer is empty.\r | |
| 981 | @retval FLASE If Unicode FIFO buffer is not empty.\r | |
| 982 | \r | |
| 983 | **/\r | |
| 984 | BOOLEAN\r | |
| 985 | IsUnicodeFiFoEmpty (\r | |
| 986 | TERMINAL_DEV *TerminalDevice\r | |
| 987 | )\r | |
| 988 | {\r | |
| 989 | if (TerminalDevice->UnicodeFiFo->Head == TerminalDevice->UnicodeFiFo->Tail) {\r | |
| 990 | return TRUE;\r | |
| 991 | } else {\r | |
| 992 | return FALSE;\r | |
| 993 | }\r | |
| 994 | }\r | |
| 995 | \r | |
| 996 | /**\r | |
| 997 | Clarify whether Unicode FIFO buffer is full.\r | |
| 998 | \r | |
| 999 | @param TerminalDevice Terminal driver private structure\r | |
| 1000 | \r | |
| 1001 | @retval TRUE If Unicode FIFO buffer is full.\r | |
| 1002 | @retval FLASE If Unicode FIFO buffer is not full.\r | |
| 1003 | \r | |
| 1004 | **/\r | |
| 1005 | BOOLEAN\r | |
| 1006 | IsUnicodeFiFoFull (\r | |
| 1007 | TERMINAL_DEV *TerminalDevice\r | |
| 1008 | )\r | |
| 1009 | {\r | |
| 1010 | UINT8 Tail;\r | |
| 1011 | UINT8 Head;\r | |
| 1012 | \r | |
| 1013 | Tail = TerminalDevice->UnicodeFiFo->Tail;\r | |
| 1014 | Head = TerminalDevice->UnicodeFiFo->Head;\r | |
| 1015 | \r | |
| 1016 | if (((Tail + 1) % (FIFO_MAX_NUMBER + 1)) == Head) {\r | |
| 1017 | \r | |
| 1018 | return TRUE;\r | |
| 1019 | }\r | |
| 1020 | \r | |
| 1021 | return FALSE;\r | |
| 1022 | }\r | |
| 1023 | \r | |
| 1024 | /**\r | |
| 1025 | Count Unicode FIFO buffer.\r | |
| 1026 | \r | |
| 1027 | @param TerminalDevice Terminal driver private structure\r | |
| 1028 | \r | |
| 1029 | @return The count in bytes of Unicode FIFO.\r | |
| 1030 | \r | |
| 1031 | **/\r | |
| 1032 | UINT8\r | |
| 1033 | UnicodeFiFoGetKeyCount (\r | |
| 1034 | TERMINAL_DEV *TerminalDevice\r | |
| 1035 | )\r | |
| 1036 | {\r | |
| 1037 | UINT8 Tail;\r | |
| 1038 | UINT8 Head;\r | |
| 1039 | \r | |
| 1040 | Tail = TerminalDevice->UnicodeFiFo->Tail;\r | |
| 1041 | Head = TerminalDevice->UnicodeFiFo->Head;\r | |
| 1042 | \r | |
| 1043 | if (Tail >= Head) {\r | |
| 1044 | return (UINT8) (Tail - Head);\r | |
| 1045 | } else {\r | |
| 1046 | return (UINT8) (Tail + FIFO_MAX_NUMBER + 1 - Head);\r | |
| 1047 | }\r | |
| 1048 | }\r | |
| 1049 | \r | |
| 1050 | /**\r | |
| 1051 | Update the Unicode characters from a terminal input device into EFI Keys FIFO.\r | |
| 1052 | \r | |
| 1053 | @param TerminalDevice The terminal device to use to translate raw input into EFI Keys\r | |
| 1054 | \r | |
| 1055 | **/\r | |
| 1056 | VOID\r | |
| 1057 | UnicodeToEfiKeyFlushState (\r | |
| 1058 | IN TERMINAL_DEV *TerminalDevice\r | |
| 1059 | )\r | |
| 1060 | {\r | |
| 1061 | EFI_INPUT_KEY Key;\r | |
| 1062 | UINT32 InputState;\r | |
| 1063 | \r | |
| 1064 | InputState = TerminalDevice->InputState;\r | |
| 1065 | \r | |
| 1066 | if (IsEfiKeyFiFoFull (TerminalDevice)) {\r | |
| 1067 | return;\r | |
| 1068 | }\r | |
| 1069 | \r | |
| 1070 | if ((InputState & INPUT_STATE_ESC) != 0) {\r | |
| 1071 | Key.ScanCode = SCAN_ESC;\r | |
| 1072 | Key.UnicodeChar = 0;\r | |
| 1073 | EfiKeyFiFoInsertOneKey (TerminalDevice, &Key);\r | |
| 1074 | }\r | |
| 1075 | \r | |
| 1076 | if ((InputState & INPUT_STATE_CSI) != 0) {\r | |
| 1077 | Key.ScanCode = SCAN_NULL;\r | |
| 1078 | Key.UnicodeChar = CSI;\r | |
| 1079 | EfiKeyFiFoInsertOneKey (TerminalDevice, &Key);\r | |
| 1080 | }\r | |
| 1081 | \r | |
| 1082 | if ((InputState & INPUT_STATE_LEFTOPENBRACKET) != 0) {\r | |
| 1083 | Key.ScanCode = SCAN_NULL;\r | |
| 1084 | Key.UnicodeChar = LEFTOPENBRACKET;\r | |
| 1085 | EfiKeyFiFoInsertOneKey (TerminalDevice, &Key);\r | |
| 1086 | }\r | |
| 1087 | \r | |
| 1088 | if ((InputState & INPUT_STATE_O) != 0) {\r | |
| 1089 | Key.ScanCode = SCAN_NULL;\r | |
| 1090 | Key.UnicodeChar = 'O';\r | |
| 1091 | EfiKeyFiFoInsertOneKey (TerminalDevice, &Key);\r | |
| 1092 | }\r | |
| 1093 | \r | |
| 1094 | if ((InputState & INPUT_STATE_2) != 0) {\r | |
| 1095 | Key.ScanCode = SCAN_NULL;\r | |
| 1096 | Key.UnicodeChar = '2';\r | |
| 1097 | EfiKeyFiFoInsertOneKey (TerminalDevice, &Key);\r | |
| 1098 | }\r | |
| 1099 | \r | |
| 1100 | //\r | |
| 1101 | // Cancel the timer.\r | |
| 1102 | //\r | |
| 1103 | gBS->SetTimer (\r | |
| 1104 | TerminalDevice->TwoSecondTimeOut,\r | |
| 1105 | TimerCancel,\r | |
| 1106 | 0\r | |
| 1107 | );\r | |
| 1108 | \r | |
| 1109 | TerminalDevice->InputState = INPUT_STATE_DEFAULT;\r | |
| 1110 | }\r | |
| 1111 | \r | |
| 1112 | \r | |
| 1113 | /**\r | |
| 1114 | Converts a stream of Unicode characters from a terminal input device into EFI Keys that\r | |
| 1115 | can be read through the Simple Input Protocol.\r | |
| 1116 | \r | |
| 1117 | The table below shows the keyboard input mappings that this function supports.\r | |
| 1118 | If the ESC sequence listed in one of the columns is presented, then it is translated\r | |
| 1119 | into the corresponding EFI Scan Code. If a matching sequence is not found, then the raw\r | |
| 1120 | key strokes are converted into EFI Keys.\r | |
| 1121 | \r | |
| 1122 | 2 seconds are allowed for an ESC sequence to be completed. If the ESC sequence is not\r | |
| 1123 | completed in 2 seconds, then the raw key strokes of the partial ESC sequence are\r | |
| 1124 | converted into EFI Keys.\r | |
| 1125 | There is one special input sequence that will force the system to reset.\r | |
| 1126 | This is ESC R ESC r ESC R.\r | |
| 1127 | \r | |
| 1128 | Note: current implementation support terminal types include: PC ANSI, VT100+/VTUTF8, VT100. \r | |
| 1129 | The table below is not same with UEFI Spec 2.3 Appendix B Table 201(not support ANSI X3.64 /\r | |
| 1130 | DEC VT200-500 and extra support PC ANSI, VT100)since UEFI Table 201 is just an example.\r | |
| 1131 | \r | |
| 1132 | Symbols used in table below\r | |
| 1133 | ===========================\r | |
| 1134 | ESC = 0x1B\r | |
| 1135 | CSI = 0x9B\r | |
| 1136 | DEL = 0x7f\r | |
| 1137 | ^ = CTRL\r | |
| 1138 | \r | |
| 1139 | +=========+======+===========+==========+==========+\r | |
| 1140 | | | EFI | UEFI 2.0 | | |\r | |
| 1141 | | | Scan | | VT100+ | |\r | |
| 1142 | | KEY | Code | PC ANSI | VTUTF8 | VT100 |\r | |
| 1143 | +=========+======+===========+==========+==========+\r | |
| 1144 | | NULL | 0x00 | | | |\r | |
| 1145 | | UP | 0x01 | ESC [ A | ESC [ A | ESC [ A |\r | |
| 1146 | | DOWN | 0x02 | ESC [ B | ESC [ B | ESC [ B |\r | |
| 1147 | | RIGHT | 0x03 | ESC [ C | ESC [ C | ESC [ C |\r | |
| 1148 | | LEFT | 0x04 | ESC [ D | ESC [ D | ESC [ D |\r | |
| 1149 | | HOME | 0x05 | ESC [ H | ESC h | ESC [ H |\r | |
| 1150 | | END | 0x06 | ESC [ F | ESC k | ESC [ K |\r | |
| 1151 | | INSERT | 0x07 | ESC [ @ | ESC + | ESC [ @ |\r | |
| 1152 | | | | ESC [ L | | ESC [ L |\r | |
| 1153 | | DELETE | 0x08 | ESC [ X | ESC - | ESC [ P |\r | |
| 1154 | | PG UP | 0x09 | ESC [ I | ESC ? | ESC [ V |\r | |
| 1155 | | | | | | ESC [ ? |\r | |
| 1156 | | PG DOWN | 0x0A | ESC [ G | ESC / | ESC [ U |\r | |
| 1157 | | | | | | ESC [ / |\r | |
| 1158 | | F1 | 0x0B | ESC [ M | ESC 1 | ESC O P |\r | |
| 1159 | | F2 | 0x0C | ESC [ N | ESC 2 | ESC O Q |\r | |
| 1160 | | F3 | 0x0D | ESC [ O | ESC 3 | ESC O w |\r | |
| 1161 | | F4 | 0x0E | ESC [ P | ESC 4 | ESC O x |\r | |
| 1162 | | F5 | 0x0F | ESC [ Q | ESC 5 | ESC O t |\r | |
| 1163 | | F6 | 0x10 | ESC [ R | ESC 6 | ESC O u |\r | |
| 1164 | | F7 | 0x11 | ESC [ S | ESC 7 | ESC O q |\r | |
| 1165 | | F8 | 0x12 | ESC [ T | ESC 8 | ESC O r |\r | |
| 1166 | | F9 | 0x13 | ESC [ U | ESC 9 | ESC O p |\r | |
| 1167 | | F10 | 0x14 | ESC [ V | ESC 0 | ESC O M |\r | |
| 1168 | | Escape | 0x17 | ESC | ESC | ESC |\r | |
| 1169 | | F11 | 0x15 | | ESC ! | |\r | |
| 1170 | | F12 | 0x16 | | ESC @ | |\r | |
| 1171 | +=========+======+===========+==========+==========+\r | |
| 1172 | \r | |
| 1173 | Special Mappings\r | |
| 1174 | ================\r | |
| 1175 | ESC R ESC r ESC R = Reset System\r | |
| 1176 | \r | |
| 1177 | @param TerminalDevice The terminal device to use to translate raw input into EFI Keys\r | |
| 1178 | \r | |
| 1179 | **/\r | |
| 1180 | VOID\r | |
| 1181 | UnicodeToEfiKey (\r | |
| 1182 | IN TERMINAL_DEV *TerminalDevice\r | |
| 1183 | )\r | |
| 1184 | {\r | |
| 1185 | EFI_STATUS Status;\r | |
| 1186 | EFI_STATUS TimerStatus;\r | |
| 1187 | UINT16 UnicodeChar;\r | |
| 1188 | EFI_INPUT_KEY Key;\r | |
| 1189 | BOOLEAN SetDefaultResetState;\r | |
| 1190 | \r | |
| 1191 | TimerStatus = gBS->CheckEvent (TerminalDevice->TwoSecondTimeOut);\r | |
| 1192 | \r | |
| 1193 | if (!EFI_ERROR (TimerStatus)) {\r | |
| 1194 | UnicodeToEfiKeyFlushState (TerminalDevice);\r | |
| 1195 | TerminalDevice->ResetState = RESET_STATE_DEFAULT;\r | |
| 1196 | }\r | |
| 1197 | \r | |
| 1198 | while (!IsUnicodeFiFoEmpty (TerminalDevice) && !IsEfiKeyFiFoFull (TerminalDevice)) {\r | |
| 1199 | \r | |
| 1200 | if (TerminalDevice->InputState != INPUT_STATE_DEFAULT) {\r | |
| 1201 | //\r | |
| 1202 | // Check to see if the 2 seconds timer has expired\r | |
| 1203 | //\r | |
| 1204 | TimerStatus = gBS->CheckEvent (TerminalDevice->TwoSecondTimeOut);\r | |
| 1205 | if (!EFI_ERROR (TimerStatus)) {\r | |
| 1206 | UnicodeToEfiKeyFlushState (TerminalDevice);\r | |
| 1207 | TerminalDevice->ResetState = RESET_STATE_DEFAULT;\r | |
| 1208 | }\r | |
| 1209 | }\r | |
| 1210 | \r | |
| 1211 | //\r | |
| 1212 | // Fetch one Unicode character from the Unicode FIFO\r | |
| 1213 | //\r | |
| 1214 | UnicodeFiFoRemoveOneKey (TerminalDevice, &UnicodeChar);\r | |
| 1215 | \r | |
| 1216 | SetDefaultResetState = TRUE;\r | |
| 1217 | \r | |
| 1218 | switch (TerminalDevice->InputState) {\r | |
| 1219 | case INPUT_STATE_DEFAULT:\r | |
| 1220 | \r | |
| 1221 | break;\r | |
| 1222 | \r | |
| 1223 | case INPUT_STATE_ESC:\r | |
| 1224 | \r | |
| 1225 | if (UnicodeChar == LEFTOPENBRACKET) {\r | |
| 1226 | TerminalDevice->InputState |= INPUT_STATE_LEFTOPENBRACKET;\r | |
| 1227 | TerminalDevice->ResetState = RESET_STATE_DEFAULT;\r | |
| 1228 | continue;\r | |
| 1229 | }\r | |
| 1230 | \r | |
| 1231 | if (UnicodeChar == 'O' && TerminalDevice->TerminalType == VT100TYPE) {\r | |
| 1232 | TerminalDevice->InputState |= INPUT_STATE_O;\r | |
| 1233 | TerminalDevice->ResetState = RESET_STATE_DEFAULT;\r | |
| 1234 | continue;\r | |
| 1235 | }\r | |
| 1236 | \r | |
| 1237 | Key.ScanCode = SCAN_NULL;\r | |
| 1238 | \r | |
| 1239 | if (TerminalDevice->TerminalType == VT100PLUSTYPE ||\r | |
| 1240 | TerminalDevice->TerminalType == VTUTF8TYPE) {\r | |
| 1241 | switch (UnicodeChar) {\r | |
| 1242 | case '1':\r | |
| 1243 | Key.ScanCode = SCAN_F1;\r | |
| 1244 | break;\r | |
| 1245 | case '2':\r | |
| 1246 | Key.ScanCode = SCAN_F2;\r | |
| 1247 | break;\r | |
| 1248 | case '3':\r | |
| 1249 | Key.ScanCode = SCAN_F3;\r | |
| 1250 | break;\r | |
| 1251 | case '4':\r | |
| 1252 | Key.ScanCode = SCAN_F4;\r | |
| 1253 | break;\r | |
| 1254 | case '5':\r | |
| 1255 | Key.ScanCode = SCAN_F5;\r | |
| 1256 | break;\r | |
| 1257 | case '6':\r | |
| 1258 | Key.ScanCode = SCAN_F6;\r | |
| 1259 | break;\r | |
| 1260 | case '7':\r | |
| 1261 | Key.ScanCode = SCAN_F7;\r | |
| 1262 | break;\r | |
| 1263 | case '8':\r | |
| 1264 | Key.ScanCode = SCAN_F8;\r | |
| 1265 | break;\r | |
| 1266 | case '9':\r | |
| 1267 | Key.ScanCode = SCAN_F9;\r | |
| 1268 | break;\r | |
| 1269 | case '0':\r | |
| 1270 | Key.ScanCode = SCAN_F10;\r | |
| 1271 | break;\r | |
| 1272 | case '!':\r | |
| 1273 | Key.ScanCode = SCAN_F11;\r | |
| 1274 | break;\r | |
| 1275 | case '@':\r | |
| 1276 | Key.ScanCode = SCAN_F12;\r | |
| 1277 | break;\r | |
| 1278 | case 'h':\r | |
| 1279 | Key.ScanCode = SCAN_HOME;\r | |
| 1280 | break;\r | |
| 1281 | case 'k':\r | |
| 1282 | Key.ScanCode = SCAN_END;\r | |
| 1283 | break;\r | |
| 1284 | case '+':\r | |
| 1285 | Key.ScanCode = SCAN_INSERT;\r | |
| 1286 | break;\r | |
| 1287 | case '-':\r | |
| 1288 | Key.ScanCode = SCAN_DELETE;\r | |
| 1289 | break;\r | |
| 1290 | case '/':\r | |
| 1291 | Key.ScanCode = SCAN_PAGE_DOWN;\r | |
| 1292 | break;\r | |
| 1293 | case '?':\r | |
| 1294 | Key.ScanCode = SCAN_PAGE_UP;\r | |
| 1295 | break;\r | |
| 1296 | default :\r | |
| 1297 | break;\r | |
| 1298 | }\r | |
| 1299 | }\r | |
| 1300 | \r | |
| 1301 | switch (UnicodeChar) {\r | |
| 1302 | case 'R':\r | |
| 1303 | if (TerminalDevice->ResetState == RESET_STATE_DEFAULT) {\r | |
| 1304 | TerminalDevice->ResetState = RESET_STATE_ESC_R;\r | |
| 1305 | SetDefaultResetState = FALSE;\r | |
| 1306 | } else if (TerminalDevice->ResetState == RESET_STATE_ESC_R_ESC_R) {\r | |
| 1307 | gRT->ResetSystem (EfiResetWarm, EFI_SUCCESS, 0, NULL);\r | |
| 1308 | }\r | |
| 1309 | Key.ScanCode = SCAN_NULL;\r | |
| 1310 | break;\r | |
| 1311 | case 'r':\r | |
| 1312 | if (TerminalDevice->ResetState == RESET_STATE_ESC_R) {\r | |
| 1313 | TerminalDevice->ResetState = RESET_STATE_ESC_R_ESC_R;\r | |
| 1314 | SetDefaultResetState = FALSE;\r | |
| 1315 | }\r | |
| 1316 | Key.ScanCode = SCAN_NULL;\r | |
| 1317 | break;\r | |
| 1318 | default :\r | |
| 1319 | break;\r | |
| 1320 | }\r | |
| 1321 | \r | |
| 1322 | if (SetDefaultResetState) {\r | |
| 1323 | TerminalDevice->ResetState = RESET_STATE_DEFAULT;\r | |
| 1324 | }\r | |
| 1325 | \r | |
| 1326 | if (Key.ScanCode != SCAN_NULL) {\r | |
| 1327 | Key.UnicodeChar = 0;\r | |
| 1328 | EfiKeyFiFoInsertOneKey (TerminalDevice, &Key);\r | |
| 1329 | TerminalDevice->InputState = INPUT_STATE_DEFAULT;\r | |
| 1330 | UnicodeToEfiKeyFlushState (TerminalDevice);\r | |
| 1331 | continue;\r | |
| 1332 | }\r | |
| 1333 | \r | |
| 1334 | UnicodeToEfiKeyFlushState (TerminalDevice);\r | |
| 1335 | \r | |
| 1336 | break;\r | |
| 1337 | \r | |
| 1338 | case INPUT_STATE_ESC | INPUT_STATE_O:\r | |
| 1339 | \r | |
| 1340 | TerminalDevice->ResetState = RESET_STATE_DEFAULT;\r | |
| 1341 | \r | |
| 1342 | Key.ScanCode = SCAN_NULL;\r | |
| 1343 | \r | |
| 1344 | if (TerminalDevice->TerminalType == VT100TYPE) {\r | |
| 1345 | switch (UnicodeChar) {\r | |
| 1346 | case 'P':\r | |
| 1347 | Key.ScanCode = SCAN_F1;\r | |
| 1348 | break;\r | |
| 1349 | case 'Q':\r | |
| 1350 | Key.ScanCode = SCAN_F2;\r | |
| 1351 | break;\r | |
| 1352 | case 'w':\r | |
| 1353 | Key.ScanCode = SCAN_F3;\r | |
| 1354 | break;\r | |
| 1355 | case 'x':\r | |
| 1356 | Key.ScanCode = SCAN_F4;\r | |
| 1357 | break;\r | |
| 1358 | case 't':\r | |
| 1359 | Key.ScanCode = SCAN_F5;\r | |
| 1360 | break;\r | |
| 1361 | case 'u':\r | |
| 1362 | Key.ScanCode = SCAN_F6;\r | |
| 1363 | break;\r | |
| 1364 | case 'q':\r | |
| 1365 | Key.ScanCode = SCAN_F7;\r | |
| 1366 | break;\r | |
| 1367 | case 'r':\r | |
| 1368 | Key.ScanCode = SCAN_F8;\r | |
| 1369 | break;\r | |
| 1370 | case 'p':\r | |
| 1371 | Key.ScanCode = SCAN_F9;\r | |
| 1372 | break;\r | |
| 1373 | case 'M':\r | |
| 1374 | Key.ScanCode = SCAN_F10;\r | |
| 1375 | break;\r | |
| 1376 | default :\r | |
| 1377 | break;\r | |
| 1378 | }\r | |
| 1379 | }\r | |
| 1380 | \r | |
| 1381 | if (Key.ScanCode != SCAN_NULL) {\r | |
| 1382 | Key.UnicodeChar = 0;\r | |
| 1383 | EfiKeyFiFoInsertOneKey (TerminalDevice, &Key);\r | |
| 1384 | TerminalDevice->InputState = INPUT_STATE_DEFAULT;\r | |
| 1385 | UnicodeToEfiKeyFlushState (TerminalDevice);\r | |
| 1386 | continue;\r | |
| 1387 | }\r | |
| 1388 | \r | |
| 1389 | UnicodeToEfiKeyFlushState (TerminalDevice);\r | |
| 1390 | \r | |
| 1391 | break;\r | |
| 1392 | \r | |
| 1393 | case INPUT_STATE_ESC | INPUT_STATE_LEFTOPENBRACKET:\r | |
| 1394 | \r | |
| 1395 | TerminalDevice->ResetState = RESET_STATE_DEFAULT;\r | |
| 1396 | \r | |
| 1397 | Key.ScanCode = SCAN_NULL;\r | |
| 1398 | \r | |
| 1399 | if (TerminalDevice->TerminalType == PCANSITYPE ||\r | |
| 1400 | TerminalDevice->TerminalType == VT100TYPE ||\r | |
| 1401 | TerminalDevice->TerminalType == VT100PLUSTYPE ||\r | |
| 1402 | TerminalDevice->TerminalType == VTUTF8TYPE) {\r | |
| 1403 | switch (UnicodeChar) {\r | |
| 1404 | case 'A':\r | |
| 1405 | Key.ScanCode = SCAN_UP;\r | |
| 1406 | break;\r | |
| 1407 | case 'B':\r | |
| 1408 | Key.ScanCode = SCAN_DOWN;\r | |
| 1409 | break;\r | |
| 1410 | case 'C':\r | |
| 1411 | Key.ScanCode = SCAN_RIGHT;\r | |
| 1412 | break;\r | |
| 1413 | case 'D':\r | |
| 1414 | Key.ScanCode = SCAN_LEFT;\r | |
| 1415 | break;\r | |
| 1416 | case 'H':\r | |
| 1417 | if (TerminalDevice->TerminalType == PCANSITYPE ||\r | |
| 1418 | TerminalDevice->TerminalType == VT100TYPE) {\r | |
| 1419 | Key.ScanCode = SCAN_HOME;\r | |
| 1420 | }\r | |
| 1421 | break;\r | |
| 1422 | case 'F':\r | |
| 1423 | if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1424 | Key.ScanCode = SCAN_END;\r | |
| 1425 | }\r | |
| 1426 | break;\r | |
| 1427 | case 'K':\r | |
| 1428 | if (TerminalDevice->TerminalType == VT100TYPE) {\r | |
| 1429 | Key.ScanCode = SCAN_END;\r | |
| 1430 | }\r | |
| 1431 | break;\r | |
| 1432 | case 'L':\r | |
| 1433 | case '@':\r | |
| 1434 | if (TerminalDevice->TerminalType == PCANSITYPE ||\r | |
| 1435 | TerminalDevice->TerminalType == VT100TYPE) {\r | |
| 1436 | Key.ScanCode = SCAN_INSERT;\r | |
| 1437 | }\r | |
| 1438 | break;\r | |
| 1439 | case 'X':\r | |
| 1440 | if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1441 | Key.ScanCode = SCAN_DELETE;\r | |
| 1442 | }\r | |
| 1443 | break;\r | |
| 1444 | case 'P':\r | |
| 1445 | if (TerminalDevice->TerminalType == VT100TYPE) {\r | |
| 1446 | Key.ScanCode = SCAN_DELETE;\r | |
| 1447 | } else if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1448 | Key.ScanCode = SCAN_F4;\r | |
| 1449 | }\r | |
| 1450 | break;\r | |
| 1451 | case 'I':\r | |
| 1452 | if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1453 | Key.ScanCode = SCAN_PAGE_UP;\r | |
| 1454 | }\r | |
| 1455 | break;\r | |
| 1456 | case 'V':\r | |
| 1457 | if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1458 | Key.ScanCode = SCAN_F10;\r | |
| 1459 | }\r | |
| bd07919c | 1460 | break;\r |
| 4bc6ad39 RN |
1461 | case '?':\r |
| 1462 | if (TerminalDevice->TerminalType == VT100TYPE) {\r | |
| 1463 | Key.ScanCode = SCAN_PAGE_UP;\r | |
| 1464 | }\r | |
| 1465 | break;\r | |
| 1466 | case 'G':\r | |
| 1467 | if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1468 | Key.ScanCode = SCAN_PAGE_DOWN;\r | |
| 1469 | }\r | |
| 1470 | break;\r | |
| 1471 | case 'U':\r | |
| 1472 | if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1473 | Key.ScanCode = SCAN_F9;\r | |
| 1474 | }\r | |
| bd07919c | 1475 | break;\r |
| 4bc6ad39 RN |
1476 | case '/':\r |
| 1477 | if (TerminalDevice->TerminalType == VT100TYPE) {\r | |
| 1478 | Key.ScanCode = SCAN_PAGE_DOWN;\r | |
| 1479 | }\r | |
| 1480 | break;\r | |
| 1481 | case 'M':\r | |
| 1482 | if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1483 | Key.ScanCode = SCAN_F1;\r | |
| 1484 | }\r | |
| 1485 | break;\r | |
| 1486 | case 'N':\r | |
| 1487 | if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1488 | Key.ScanCode = SCAN_F2;\r | |
| 1489 | }\r | |
| 1490 | break;\r | |
| 1491 | case 'O':\r | |
| 1492 | if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1493 | Key.ScanCode = SCAN_F3;\r | |
| 1494 | }\r | |
| 1495 | break;\r | |
| 1496 | case 'Q':\r | |
| 1497 | if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1498 | Key.ScanCode = SCAN_F5;\r | |
| 1499 | }\r | |
| 1500 | break;\r | |
| 1501 | case 'R':\r | |
| 1502 | if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1503 | Key.ScanCode = SCAN_F6;\r | |
| 1504 | }\r | |
| 1505 | break;\r | |
| 1506 | case 'S':\r | |
| 1507 | if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1508 | Key.ScanCode = SCAN_F7;\r | |
| 1509 | }\r | |
| 1510 | break;\r | |
| 1511 | case 'T':\r | |
| 1512 | if (TerminalDevice->TerminalType == PCANSITYPE) {\r | |
| 1513 | Key.ScanCode = SCAN_F8;\r | |
| 1514 | }\r | |
| 1515 | break;\r | |
| 1516 | default :\r | |
| 1517 | break;\r | |
| 1518 | }\r | |
| 1519 | }\r | |
| 1520 | \r | |
| 1521 | if (Key.ScanCode != SCAN_NULL) {\r | |
| 1522 | Key.UnicodeChar = 0;\r | |
| 1523 | EfiKeyFiFoInsertOneKey (TerminalDevice, &Key);\r | |
| 1524 | TerminalDevice->InputState = INPUT_STATE_DEFAULT;\r | |
| 1525 | UnicodeToEfiKeyFlushState (TerminalDevice);\r | |
| 1526 | continue;\r | |
| 1527 | }\r | |
| 1528 | \r | |
| 1529 | UnicodeToEfiKeyFlushState (TerminalDevice);\r | |
| 1530 | \r | |
| 1531 | break;\r | |
| 1532 | \r | |
| 1533 | \r | |
| 1534 | default:\r | |
| 1535 | //\r | |
| 1536 | // Invalid state. This should never happen.\r | |
| 1537 | //\r | |
| 1538 | ASSERT (FALSE);\r | |
| 1539 | \r | |
| 1540 | UnicodeToEfiKeyFlushState (TerminalDevice);\r | |
| 1541 | \r | |
| 1542 | break;\r | |
| 1543 | }\r | |
| 1544 | \r | |
| 1545 | if (UnicodeChar == ESC) {\r | |
| 1546 | TerminalDevice->InputState = INPUT_STATE_ESC;\r | |
| 1547 | }\r | |
| 1548 | \r | |
| 1549 | if (UnicodeChar == CSI) {\r | |
| 1550 | TerminalDevice->InputState = INPUT_STATE_CSI;\r | |
| 1551 | }\r | |
| 1552 | \r | |
| 1553 | if (TerminalDevice->InputState != INPUT_STATE_DEFAULT) {\r | |
| 1554 | Status = gBS->SetTimer(\r | |
| 1555 | TerminalDevice->TwoSecondTimeOut,\r | |
| 1556 | TimerRelative,\r | |
| 1557 | (UINT64)20000000\r | |
| 1558 | );\r | |
| 1559 | ASSERT_EFI_ERROR (Status);\r | |
| 1560 | continue;\r | |
| 1561 | }\r | |
| 1562 | \r | |
| 1563 | if (SetDefaultResetState) {\r | |
| 1564 | TerminalDevice->ResetState = RESET_STATE_DEFAULT;\r | |
| 1565 | }\r | |
| 1566 | \r | |
| 1567 | if (UnicodeChar == DEL) {\r | |
| 1568 | Key.ScanCode = SCAN_DELETE;\r | |
| 1569 | Key.UnicodeChar = 0;\r | |
| 1570 | } else {\r | |
| 1571 | Key.ScanCode = SCAN_NULL;\r | |
| 1572 | Key.UnicodeChar = UnicodeChar;\r | |
| 1573 | }\r | |
| 1574 | \r | |
| 1575 | EfiKeyFiFoInsertOneKey (TerminalDevice, &Key);\r | |
| 1576 | }\r | |
| 1577 | }\r |