1 /** @file 2 Private data structures for the Console Splitter driver 3 4 Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR> 5 This program and the accompanying materials 6 are licensed and made available under the terms and conditions of the BSD License 7 which accompanies this distribution. The full text of the license may be found at 8 http://opensource.org/licenses/bsd-license.php 9 10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 12 13 **/ 14 15 #ifndef _CON_SPLITTER_H_ 16 #define _CON_SPLITTER_H_ 17 18 #include <Uefi.h> 19 #include <PiDxe.h> 20 21 #include <Protocol/DevicePath.h> 22 #include <Protocol/ComponentName.h> 23 #include <Protocol/DriverBinding.h> 24 #include <Protocol/SimplePointer.h> 25 #include <Protocol/AbsolutePointer.h> 26 #include <Protocol/SimpleTextOut.h> 27 #include <Protocol/SimpleTextIn.h> 28 #include <Protocol/SimpleTextInEx.h> 29 #include <Protocol/GraphicsOutput.h> 30 #include <Protocol/UgaDraw.h> 31 32 #include <Guid/ConsoleInDevice.h> 33 #include <Guid/StandardErrorDevice.h> 34 #include <Guid/ConsoleOutDevice.h> 35 #include <Guid/ConnectConInEvent.h> 36 37 #include <Library/PcdLib.h> 38 #include <Library/DebugLib.h> 39 #include <Library/UefiDriverEntryPoint.h> 40 #include <Library/UefiLib.h> 41 #include <Library/BaseLib.h> 42 #include <Library/BaseMemoryLib.h> 43 #include <Library/MemoryAllocationLib.h> 44 #include <Library/UefiBootServicesTableLib.h> 45 #include <Library/UefiRuntimeServicesTableLib.h> 46 47 // 48 // Driver Binding Externs 49 // 50 extern EFI_DRIVER_BINDING_PROTOCOL gConSplitterConInDriverBinding; 51 extern EFI_COMPONENT_NAME_PROTOCOL gConSplitterConInComponentName; 52 extern EFI_COMPONENT_NAME2_PROTOCOL gConSplitterConInComponentName2; 53 extern EFI_DRIVER_BINDING_PROTOCOL gConSplitterSimplePointerDriverBinding; 54 extern EFI_COMPONENT_NAME_PROTOCOL gConSplitterSimplePointerComponentName; 55 extern EFI_COMPONENT_NAME2_PROTOCOL gConSplitterSimplePointerComponentName2; 56 extern EFI_DRIVER_BINDING_PROTOCOL gConSplitterAbsolutePointerDriverBinding; 57 extern EFI_COMPONENT_NAME_PROTOCOL gConSplitterAbsolutePointerComponentName; 58 extern EFI_COMPONENT_NAME2_PROTOCOL gConSplitterAbsolutePointerComponentName2; 59 extern EFI_DRIVER_BINDING_PROTOCOL gConSplitterConOutDriverBinding; 60 extern EFI_COMPONENT_NAME_PROTOCOL gConSplitterConOutComponentName; 61 extern EFI_COMPONENT_NAME2_PROTOCOL gConSplitterConOutComponentName2; 62 extern EFI_DRIVER_BINDING_PROTOCOL gConSplitterStdErrDriverBinding; 63 extern EFI_COMPONENT_NAME_PROTOCOL gConSplitterStdErrComponentName; 64 extern EFI_COMPONENT_NAME2_PROTOCOL gConSplitterStdErrComponentName2; 65 66 67 // 68 // These definitions were in the old Hii protocol, but are not in the new UEFI 69 // version. So they are defined locally. 70 // 71 #define UNICODE_NARROW_CHAR 0xFFF0 72 #define UNICODE_WIDE_CHAR 0xFFF1 73 74 75 // 76 // Private Data Structures 77 // 78 #define CONSOLE_SPLITTER_ALLOC_UNIT 32 79 80 81 typedef struct { 82 UINTN Column; 83 UINTN Row; 84 } CONSOLE_OUT_MODE; 85 86 typedef struct { 87 UINTN Columns; 88 UINTN Rows; 89 } TEXT_OUT_SPLITTER_QUERY_DATA; 90 91 92 #define TEXT_IN_EX_SPLITTER_NOTIFY_SIGNATURE SIGNATURE_32 ('T', 'i', 'S', 'n') 93 94 // 95 // Private data for Text In Ex Splitter Notify 96 // 97 typedef struct _TEXT_IN_EX_SPLITTER_NOTIFY { 98 UINTN Signature; 99 VOID **NotifyHandleList; 100 EFI_KEY_DATA KeyData; 101 EFI_KEY_NOTIFY_FUNCTION KeyNotificationFn; 102 LIST_ENTRY NotifyEntry; 103 } TEXT_IN_EX_SPLITTER_NOTIFY; 104 105 #define TEXT_IN_EX_SPLITTER_NOTIFY_FROM_THIS(a) \ 106 CR ((a), \ 107 TEXT_IN_EX_SPLITTER_NOTIFY, \ 108 NotifyEntry, \ 109 TEXT_IN_EX_SPLITTER_NOTIFY_SIGNATURE \ 110 ) 111 112 #define TEXT_IN_SPLITTER_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('T', 'i', 'S', 'p') 113 114 // 115 // Private data for the Console In splitter 116 // 117 typedef struct { 118 UINT64 Signature; 119 EFI_HANDLE VirtualHandle; 120 121 EFI_SIMPLE_TEXT_INPUT_PROTOCOL TextIn; 122 UINTN CurrentNumberOfConsoles; 123 EFI_SIMPLE_TEXT_INPUT_PROTOCOL **TextInList; 124 UINTN TextInListCount; 125 126 EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL TextInEx; 127 UINTN CurrentNumberOfExConsoles; 128 EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL **TextInExList; 129 UINTN TextInExListCount; 130 LIST_ENTRY NotifyList; 131 132 133 EFI_SIMPLE_POINTER_PROTOCOL SimplePointer; 134 EFI_SIMPLE_POINTER_MODE SimplePointerMode; 135 UINTN CurrentNumberOfPointers; 136 EFI_SIMPLE_POINTER_PROTOCOL **PointerList; 137 UINTN PointerListCount; 138 139 EFI_ABSOLUTE_POINTER_PROTOCOL AbsolutePointer; 140 EFI_ABSOLUTE_POINTER_MODE AbsolutePointerMode; 141 UINTN CurrentNumberOfAbsolutePointers; 142 EFI_ABSOLUTE_POINTER_PROTOCOL **AbsolutePointerList; 143 UINTN AbsolutePointerListCount; 144 BOOLEAN AbsoluteInputEventSignalState; 145 146 BOOLEAN KeyEventSignalState; 147 BOOLEAN InputEventSignalState; 148 EFI_EVENT ConnectConInEvent; 149 } TEXT_IN_SPLITTER_PRIVATE_DATA; 150 151 #define TEXT_IN_SPLITTER_PRIVATE_DATA_FROM_THIS(a) \ 152 CR ((a), \ 153 TEXT_IN_SPLITTER_PRIVATE_DATA, \ 154 TextIn, \ 155 TEXT_IN_SPLITTER_PRIVATE_DATA_SIGNATURE \ 156 ) 157 158 #define TEXT_IN_SPLITTER_PRIVATE_DATA_FROM_SIMPLE_POINTER_THIS(a) \ 159 CR ((a), \ 160 TEXT_IN_SPLITTER_PRIVATE_DATA, \ 161 SimplePointer, \ 162 TEXT_IN_SPLITTER_PRIVATE_DATA_SIGNATURE \ 163 ) 164 #define TEXT_IN_EX_SPLITTER_PRIVATE_DATA_FROM_THIS(a) \ 165 CR (a, \ 166 TEXT_IN_SPLITTER_PRIVATE_DATA, \ 167 TextInEx, \ 168 TEXT_IN_SPLITTER_PRIVATE_DATA_SIGNATURE \ 169 ) 170 171 #define TEXT_IN_SPLITTER_PRIVATE_DATA_FROM_ABSOLUTE_POINTER_THIS(a) \ 172 CR (a, \ 173 TEXT_IN_SPLITTER_PRIVATE_DATA, \ 174 AbsolutePointer, \ 175 TEXT_IN_SPLITTER_PRIVATE_DATA_SIGNATURE \ 176 ) 177 178 179 #define TEXT_OUT_SPLITTER_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('T', 'o', 'S', 'p') 180 181 typedef struct { 182 EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput; 183 EFI_UGA_DRAW_PROTOCOL *UgaDraw; 184 EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *TextOut; 185 } TEXT_OUT_AND_GOP_DATA; 186 187 // 188 // Private data for the Console Out splitter 189 // 190 typedef struct { 191 UINT64 Signature; 192 EFI_HANDLE VirtualHandle; 193 EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL TextOut; 194 EFI_SIMPLE_TEXT_OUTPUT_MODE TextOutMode; 195 196 EFI_UGA_DRAW_PROTOCOL UgaDraw; 197 UINT32 UgaHorizontalResolution; 198 UINT32 UgaVerticalResolution; 199 UINT32 UgaColorDepth; 200 UINT32 UgaRefreshRate; 201 202 EFI_GRAPHICS_OUTPUT_PROTOCOL GraphicsOutput; 203 EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *GraphicsOutputModeBuffer; 204 UINTN CurrentNumberOfGraphicsOutput; 205 UINTN CurrentNumberOfUgaDraw; 206 207 UINTN CurrentNumberOfConsoles; 208 TEXT_OUT_AND_GOP_DATA *TextOutList; 209 UINTN TextOutListCount; 210 TEXT_OUT_SPLITTER_QUERY_DATA *TextOutQueryData; 211 UINTN TextOutQueryDataCount; 212 INT32 *TextOutModeMap; 213 214 } TEXT_OUT_SPLITTER_PRIVATE_DATA; 215 216 #define TEXT_OUT_SPLITTER_PRIVATE_DATA_FROM_THIS(a) \ 217 CR ((a), \ 218 TEXT_OUT_SPLITTER_PRIVATE_DATA, \ 219 TextOut, \ 220 TEXT_OUT_SPLITTER_PRIVATE_DATA_SIGNATURE \ 221 ) 222 223 #define GRAPHICS_OUTPUT_SPLITTER_PRIVATE_DATA_FROM_THIS(a) \ 224 CR ((a), \ 225 TEXT_OUT_SPLITTER_PRIVATE_DATA, \ 226 GraphicsOutput, \ 227 TEXT_OUT_SPLITTER_PRIVATE_DATA_SIGNATURE \ 228 ) 229 230 #define UGA_DRAW_SPLITTER_PRIVATE_DATA_FROM_THIS(a) \ 231 CR ((a), \ 232 TEXT_OUT_SPLITTER_PRIVATE_DATA, \ 233 UgaDraw, \ 234 TEXT_OUT_SPLITTER_PRIVATE_DATA_SIGNATURE \ 235 ) 236 237 #define CONSOLE_CONTROL_SPLITTER_PRIVATE_DATA_FROM_THIS(a) \ 238 CR ((a), \ 239 TEXT_OUT_SPLITTER_PRIVATE_DATA, \ 240 ConsoleControl, \ 241 TEXT_OUT_SPLITTER_PRIVATE_DATA_SIGNATURE \ 242 ) 243 244 // 245 // Function Prototypes 246 // 247 248 /** 249 The user Entry Point for module ConSplitter. The user code starts with this function. 250 251 Installs driver module protocols and. Creates virtual device handles for ConIn, 252 ConOut, and StdErr. Installs Simple Text In protocol, Simple Text In Ex protocol, 253 Simple Pointer protocol, Absolute Pointer protocol on those virtual handlers. 254 Installs Graphics Output protocol and/or UGA Draw protocol if needed. 255 256 @param[in] ImageHandle The firmware allocated handle for the EFI image. 257 @param[in] SystemTable A pointer to the EFI System Table. 258 259 @retval EFI_SUCCESS The entry point is executed successfully. 260 @retval other Some error occurs when executing this entry point. 261 262 **/ 263 EFI_STATUS 264 EFIAPI 265 ConSplitterDriverEntry ( 266 IN EFI_HANDLE ImageHandle, 267 IN EFI_SYSTEM_TABLE *SystemTable 268 ); 269 270 /** 271 Construct console input devices' private data. 272 273 @param ConInPrivate A pointer to the TEXT_IN_SPLITTER_PRIVATE_DATA 274 structure. 275 276 @retval EFI_OUT_OF_RESOURCES Out of resources. 277 @retval EFI_SUCCESS Text Input Devcie's private data has been constructed. 278 @retval other Failed to construct private data. 279 280 **/ 281 EFI_STATUS 282 ConSplitterTextInConstructor ( 283 TEXT_IN_SPLITTER_PRIVATE_DATA *ConInPrivate 284 ); 285 286 /** 287 Construct console output devices' private data. 288 289 @param ConOutPrivate A pointer to the TEXT_OUT_SPLITTER_PRIVATE_DATA 290 structure. 291 292 @retval EFI_OUT_OF_RESOURCES Out of resources. 293 @retval EFI_SUCCESS Text Input Devcie's private data has been constructed. 294 295 **/ 296 EFI_STATUS 297 ConSplitterTextOutConstructor ( 298 TEXT_OUT_SPLITTER_PRIVATE_DATA *ConOutPrivate 299 ); 300 301 302 /** 303 Test to see if Console In Device could be supported on the Controller. 304 305 @param This Driver Binding protocol instance pointer. 306 @param ControllerHandle Handle of device to test. 307 @param RemainingDevicePath Optional parameter use to pick a specific child 308 device to start. 309 310 @retval EFI_SUCCESS This driver supports this device. 311 @retval other This driver does not support this device. 312 313 **/ 314 EFI_STATUS 315 EFIAPI 316 ConSplitterConInDriverBindingSupported ( 317 IN EFI_DRIVER_BINDING_PROTOCOL *This, 318 IN EFI_HANDLE ControllerHandle, 319 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath 320 ); 321 322 /** 323 Test to see if Simple Pointer protocol could be supported on the Controller. 324 325 @param This Driver Binding protocol instance pointer. 326 @param ControllerHandle Handle of device to test. 327 @param RemainingDevicePath Optional parameter use to pick a specific child 328 device to start. 329 330 @retval EFI_SUCCESS This driver supports this device. 331 @retval other This driver does not support this device. 332 333 **/ 334 EFI_STATUS 335 EFIAPI 336 ConSplitterSimplePointerDriverBindingSupported ( 337 IN EFI_DRIVER_BINDING_PROTOCOL *This, 338 IN EFI_HANDLE ControllerHandle, 339 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath 340 ); 341 342 /** 343 Test to see if Console Out Device could be supported on the Controller. 344 345 @param This Driver Binding protocol instance pointer. 346 @param ControllerHandle Handle of device to test. 347 @param RemainingDevicePath Optional parameter use to pick a specific child 348 device to start. 349 350 @retval EFI_SUCCESS This driver supports this device. 351 @retval other This driver does not support this device. 352 353 **/ 354 EFI_STATUS 355 EFIAPI 356 ConSplitterConOutDriverBindingSupported ( 357 IN EFI_DRIVER_BINDING_PROTOCOL *This, 358 IN EFI_HANDLE ControllerHandle, 359 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath 360 ); 361 362 /** 363 Test to see if Standard Error Device could be supported on the Controller. 364 365 @param This Driver Binding protocol instance pointer. 366 @param ControllerHandle Handle of device to test. 367 @param RemainingDevicePath Optional parameter use to pick a specific child 368 device to start. 369 370 @retval EFI_SUCCESS This driver supports this device. 371 @retval other This driver does not support this device. 372 373 **/ 374 EFI_STATUS 375 EFIAPI 376 ConSplitterStdErrDriverBindingSupported ( 377 IN EFI_DRIVER_BINDING_PROTOCOL *This, 378 IN EFI_HANDLE ControllerHandle, 379 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath 380 ); 381 382 /** 383 Start Console In Consplitter on device handle. 384 385 @param This Driver Binding protocol instance pointer. 386 @param ControllerHandle Handle of device to bind driver to. 387 @param RemainingDevicePath Optional parameter use to pick a specific child 388 device to start. 389 390 @retval EFI_SUCCESS Console In Consplitter is added to ControllerHandle. 391 @retval other Console In Consplitter does not support this device. 392 393 **/ 394 EFI_STATUS 395 EFIAPI 396 ConSplitterConInDriverBindingStart ( 397 IN EFI_DRIVER_BINDING_PROTOCOL *This, 398 IN EFI_HANDLE ControllerHandle, 399 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath 400 ); 401 402 /** 403 Start Simple Pointer Consplitter on device handle. 404 405 @param This Driver Binding protocol instance pointer. 406 @param ControllerHandle Handle of device to bind driver to. 407 @param RemainingDevicePath Optional parameter use to pick a specific child 408 device to start. 409 410 @retval EFI_SUCCESS Simple Pointer Consplitter is added to ControllerHandle. 411 @retval other Simple Pointer Consplitter does not support this device. 412 413 **/ 414 EFI_STATUS 415 EFIAPI 416 ConSplitterSimplePointerDriverBindingStart ( 417 IN EFI_DRIVER_BINDING_PROTOCOL *This, 418 IN EFI_HANDLE ControllerHandle, 419 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath 420 ); 421 422 /** 423 Start Console Out Consplitter on device handle. 424 425 @param This Driver Binding protocol instance pointer. 426 @param ControllerHandle Handle of device to bind driver to. 427 @param RemainingDevicePath Optional parameter use to pick a specific child 428 device to start. 429 430 @retval EFI_SUCCESS Console Out Consplitter is added to ControllerHandle. 431 @retval other Console Out Consplitter does not support this device. 432 433 **/ 434 EFI_STATUS 435 EFIAPI 436 ConSplitterConOutDriverBindingStart ( 437 IN EFI_DRIVER_BINDING_PROTOCOL *This, 438 IN EFI_HANDLE ControllerHandle, 439 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath 440 ); 441 442 /** 443 Start Standard Error Consplitter on device handle. 444 445 @param This Driver Binding protocol instance pointer. 446 @param ControllerHandle Handle of device to bind driver to. 447 @param RemainingDevicePath Optional parameter use to pick a specific child 448 device to start. 449 450 @retval EFI_SUCCESS Standard Error Consplitter is added to ControllerHandle. 451 @retval other Standard Error Consplitter does not support this device. 452 453 **/ 454 EFI_STATUS 455 EFIAPI 456 ConSplitterStdErrDriverBindingStart ( 457 IN EFI_DRIVER_BINDING_PROTOCOL *This, 458 IN EFI_HANDLE ControllerHandle, 459 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath 460 ); 461 462 /** 463 Stop Console In ConSplitter on ControllerHandle by closing Console In Devcice GUID. 464 465 @param This Driver Binding protocol instance pointer. 466 @param ControllerHandle Handle of device to stop driver on 467 @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of 468 children is zero stop the entire bus driver. 469 @param ChildHandleBuffer List of Child Handles to Stop. 470 471 @retval EFI_SUCCESS This driver is removed ControllerHandle 472 @retval other This driver was not removed from this device 473 474 **/ 475 EFI_STATUS 476 EFIAPI 477 ConSplitterConInDriverBindingStop ( 478 IN EFI_DRIVER_BINDING_PROTOCOL *This, 479 IN EFI_HANDLE ControllerHandle, 480 IN UINTN NumberOfChildren, 481 IN EFI_HANDLE *ChildHandleBuffer 482 ); 483 484 /** 485 Stop Simple Pointer protocol ConSplitter on ControllerHandle by closing 486 Simple Pointer protocol. 487 488 @param This Driver Binding protocol instance pointer. 489 @param ControllerHandle Handle of device to stop driver on 490 @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of 491 children is zero stop the entire bus driver. 492 @param ChildHandleBuffer List of Child Handles to Stop. 493 494 @retval EFI_SUCCESS This driver is removed ControllerHandle 495 @retval other This driver was not removed from this device 496 497 **/ 498 EFI_STATUS 499 EFIAPI 500 ConSplitterSimplePointerDriverBindingStop ( 501 IN EFI_DRIVER_BINDING_PROTOCOL *This, 502 IN EFI_HANDLE ControllerHandle, 503 IN UINTN NumberOfChildren, 504 IN EFI_HANDLE *ChildHandleBuffer 505 ); 506 507 /** 508 Stop Console Out ConSplitter on device handle by closing Console Out Devcice GUID. 509 510 @param This Driver Binding protocol instance pointer. 511 @param ControllerHandle Handle of device to stop driver on 512 @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of 513 children is zero stop the entire bus driver. 514 @param ChildHandleBuffer List of Child Handles to Stop. 515 516 @retval EFI_SUCCESS This driver is removed ControllerHandle 517 @retval other This driver was not removed from this device 518 519 **/ 520 EFI_STATUS 521 EFIAPI 522 ConSplitterConOutDriverBindingStop ( 523 IN EFI_DRIVER_BINDING_PROTOCOL *This, 524 IN EFI_HANDLE ControllerHandle, 525 IN UINTN NumberOfChildren, 526 IN EFI_HANDLE *ChildHandleBuffer 527 ); 528 529 /** 530 Stop Standard Error ConSplitter on ControllerHandle by closing Standard Error GUID. 531 532 @param This Driver Binding protocol instance pointer. 533 @param ControllerHandle Handle of device to stop driver on 534 @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of 535 children is zero stop the entire bus driver. 536 @param ChildHandleBuffer List of Child Handles to Stop. 537 538 @retval EFI_SUCCESS This driver is removed ControllerHandle 539 @retval other This driver was not removed from this device 540 541 **/ 542 EFI_STATUS 543 EFIAPI 544 ConSplitterStdErrDriverBindingStop ( 545 IN EFI_DRIVER_BINDING_PROTOCOL *This, 546 IN EFI_HANDLE ControllerHandle, 547 IN UINTN NumberOfChildren, 548 IN EFI_HANDLE *ChildHandleBuffer 549 ); 550 551 552 /** 553 Test to see if Absolute Pointer protocol could be supported on the Controller. 554 555 @param This Driver Binding protocol instance pointer. 556 @param ControllerHandle Handle of device to test. 557 @param RemainingDevicePath Optional parameter use to pick a specific child 558 device to start. 559 560 @retval EFI_SUCCESS This driver supports this device. 561 @retval other This driver does not support this device. 562 563 **/ 564 EFI_STATUS 565 EFIAPI 566 ConSplitterAbsolutePointerDriverBindingSupported ( 567 IN EFI_DRIVER_BINDING_PROTOCOL *This, 568 IN EFI_HANDLE ControllerHandle, 569 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath 570 ); 571 572 /** 573 Start Absolute Pointer Consplitter on device handle. 574 575 @param This Driver Binding protocol instance pointer. 576 @param ControllerHandle Handle of device to bind driver to. 577 @param RemainingDevicePath Optional parameter use to pick a specific child 578 device to start. 579 580 @retval EFI_SUCCESS Absolute Pointer Consplitter is added to ControllerHandle. 581 @retval other Absolute Pointer Consplitter does not support this device. 582 583 **/ 584 EFI_STATUS 585 EFIAPI 586 ConSplitterAbsolutePointerDriverBindingStart ( 587 IN EFI_DRIVER_BINDING_PROTOCOL *This, 588 IN EFI_HANDLE ControllerHandle, 589 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath 590 ); 591 592 /** 593 Stop Absolute Pointer protocol ConSplitter on ControllerHandle by closing 594 Absolute Pointer protocol. 595 596 @param This Driver Binding protocol instance pointer. 597 @param ControllerHandle Handle of device to stop driver on 598 @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of 599 children is zero stop the entire bus driver. 600 @param ChildHandleBuffer List of Child Handles to Stop. 601 602 @retval EFI_SUCCESS This driver is removed ControllerHandle 603 @retval other This driver was not removed from this device 604 605 **/ 606 EFI_STATUS 607 EFIAPI 608 ConSplitterAbsolutePointerDriverBindingStop ( 609 IN EFI_DRIVER_BINDING_PROTOCOL *This, 610 IN EFI_HANDLE ControllerHandle, 611 IN UINTN NumberOfChildren, 612 IN EFI_HANDLE *ChildHandleBuffer 613 ); 614 615 /** 616 Add Absolute Pointer Device in Consplitter Absolute Pointer list. 617 618 @param Private Text In Splitter pointer. 619 @param AbsolutePointer Absolute Pointer protocol pointer. 620 621 @retval EFI_SUCCESS Absolute Pointer Device added successfully. 622 @retval EFI_OUT_OF_RESOURCES Could not grow the buffer size. 623 624 **/ 625 EFI_STATUS 626 ConSplitterAbsolutePointerAddDevice ( 627 IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private, 628 IN EFI_ABSOLUTE_POINTER_PROTOCOL *AbsolutePointer 629 ); 630 631 /** 632 Remove Absolute Pointer Device from Consplitter Absolute Pointer list. 633 634 @param Private Text In Splitter pointer. 635 @param AbsolutePointer Absolute Pointer protocol pointer. 636 637 @retval EFI_SUCCESS Absolute Pointer Device removed successfully. 638 @retval EFI_NOT_FOUND No Absolute Pointer Device found. 639 640 **/ 641 EFI_STATUS 642 ConSplitterAbsolutePointerDeleteDevice ( 643 IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private, 644 IN EFI_ABSOLUTE_POINTER_PROTOCOL *AbsolutePointer 645 ); 646 647 // 648 // Absolute Pointer protocol interfaces 649 // 650 651 652 /** 653 Resets the pointer device hardware. 654 655 @param This Protocol instance pointer. 656 @param ExtendedVerification Driver may perform diagnostics on reset. 657 658 @retval EFI_SUCCESS The device was reset. 659 @retval EFI_DEVICE_ERROR The device is not functioning correctly and 660 could not be reset. 661 662 **/ 663 EFI_STATUS 664 EFIAPI 665 ConSplitterAbsolutePointerReset ( 666 IN EFI_ABSOLUTE_POINTER_PROTOCOL *This, 667 IN BOOLEAN ExtendedVerification 668 ); 669 670 671 /** 672 Retrieves the current state of a pointer device. 673 674 @param This Protocol instance pointer. 675 @param State A pointer to the state information on the 676 pointer device. 677 678 @retval EFI_SUCCESS The state of the pointer device was returned in 679 State.. 680 @retval EFI_NOT_READY The state of the pointer device has not changed 681 since the last call to GetState(). 682 @retval EFI_DEVICE_ERROR A device error occurred while attempting to 683 retrieve the pointer device's current state. 684 685 **/ 686 EFI_STATUS 687 EFIAPI 688 ConSplitterAbsolutePointerGetState ( 689 IN EFI_ABSOLUTE_POINTER_PROTOCOL *This, 690 IN OUT EFI_ABSOLUTE_POINTER_STATE *State 691 ); 692 693 /** 694 This event agregates all the events of the pointer devices in the splitter. 695 696 If any events of physical pointer devices are signaled, signal the pointer 697 splitter event. This will cause the calling code to call 698 ConSplitterAbsolutePointerGetState (). 699 700 @param Event The Event assoicated with callback. 701 @param Context Context registered when Event was created. 702 703 **/ 704 VOID 705 EFIAPI 706 ConSplitterAbsolutePointerWaitForInput ( 707 IN EFI_EVENT Event, 708 IN VOID *Context 709 ); 710 711 /** 712 Retrieves a Unicode string that is the user readable name of the driver. 713 714 This function retrieves the user readable name of a driver in the form of a 715 Unicode string. If the driver specified by This has a user readable name in 716 the language specified by Language, then a pointer to the driver name is 717 returned in DriverName, and EFI_SUCCESS is returned. If the driver specified 718 by This does not support the language specified by Language, 719 then EFI_UNSUPPORTED is returned. 720 721 @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or 722 EFI_COMPONENT_NAME_PROTOCOL instance. 723 724 @param Language[in] A pointer to a Null-terminated ASCII string 725 array indicating the language. This is the 726 language of the driver name that the caller is 727 requesting, and it must match one of the 728 languages specified in SupportedLanguages. The 729 number of languages supported by a driver is up 730 to the driver writer. Language is specified 731 in RFC 4646 or ISO 639-2 language code format. 732 733 @param DriverName[out] A pointer to the Unicode string to return. 734 This Unicode string is the name of the 735 driver specified by This in the language 736 specified by Language. 737 738 @retval EFI_SUCCESS The Unicode string for the Driver specified by 739 This and the language specified by Language was 740 returned in DriverName. 741 742 @retval EFI_INVALID_PARAMETER Language is NULL. 743 744 @retval EFI_INVALID_PARAMETER DriverName is NULL. 745 746 @retval EFI_UNSUPPORTED The driver specified by This does not support 747 the language specified by Language. 748 749 **/ 750 EFI_STATUS 751 EFIAPI 752 ConSplitterComponentNameGetDriverName ( 753 IN EFI_COMPONENT_NAME_PROTOCOL *This, 754 IN CHAR8 *Language, 755 OUT CHAR16 **DriverName 756 ); 757 758 759 /** 760 Retrieves a Unicode string that is the user readable name of the controller 761 that is being managed by a driver. 762 763 This function retrieves the user readable name of the controller specified by 764 ControllerHandle and ChildHandle in the form of a Unicode string. If the 765 driver specified by This has a user readable name in the language specified by 766 Language, then a pointer to the controller name is returned in ControllerName, 767 and EFI_SUCCESS is returned. If the driver specified by This is not currently 768 managing the controller specified by ControllerHandle and ChildHandle, 769 then EFI_UNSUPPORTED is returned. If the driver specified by This does not 770 support the language specified by Language, then EFI_UNSUPPORTED is returned. 771 772 @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or 773 EFI_COMPONENT_NAME_PROTOCOL instance. 774 775 @param ControllerHandle[in] The handle of a controller that the driver 776 specified by This is managing. This handle 777 specifies the controller whose name is to be 778 returned. 779 780 @param ChildHandle[in] The handle of the child controller to retrieve 781 the name of. This is an optional parameter that 782 may be NULL. It will be NULL for device 783 drivers. It will also be NULL for a bus drivers 784 that wish to retrieve the name of the bus 785 controller. It will not be NULL for a bus 786 driver that wishes to retrieve the name of a 787 child controller. 788 789 @param Language[in] A pointer to a Null-terminated ASCII string 790 array indicating the language. This is the 791 language of the driver name that the caller is 792 requesting, and it must match one of the 793 languages specified in SupportedLanguages. The 794 number of languages supported by a driver is up 795 to the driver writer. Language is specified in 796 RFC 4646 or ISO 639-2 language code format. 797 798 @param ControllerName[out] A pointer to the Unicode string to return. 799 This Unicode string is the name of the 800 controller specified by ControllerHandle and 801 ChildHandle in the language specified by 802 Language from the point of view of the driver 803 specified by This. 804 805 @retval EFI_SUCCESS The Unicode string for the user readable name in 806 the language specified by Language for the 807 driver specified by This was returned in 808 DriverName. 809 810 @retval EFI_INVALID_PARAMETER ControllerHandle is NULL. 811 812 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid 813 EFI_HANDLE. 814 815 @retval EFI_INVALID_PARAMETER Language is NULL. 816 817 @retval EFI_INVALID_PARAMETER ControllerName is NULL. 818 819 @retval EFI_UNSUPPORTED The driver specified by This is not currently 820 managing the controller specified by 821 ControllerHandle and ChildHandle. 822 823 @retval EFI_UNSUPPORTED The driver specified by This does not support 824 the language specified by Language. 825 826 **/ 827 EFI_STATUS 828 EFIAPI 829 ConSplitterConInComponentNameGetControllerName ( 830 IN EFI_COMPONENT_NAME_PROTOCOL *This, 831 IN EFI_HANDLE ControllerHandle, 832 IN EFI_HANDLE ChildHandle OPTIONAL, 833 IN CHAR8 *Language, 834 OUT CHAR16 **ControllerName 835 ); 836 837 838 /** 839 Retrieves a Unicode string that is the user readable name of the controller 840 that is being managed by a driver. 841 842 This function retrieves the user readable name of the controller specified by 843 ControllerHandle and ChildHandle in the form of a Unicode string. If the 844 driver specified by This has a user readable name in the language specified by 845 Language, then a pointer to the controller name is returned in ControllerName, 846 and EFI_SUCCESS is returned. If the driver specified by This is not currently 847 managing the controller specified by ControllerHandle and ChildHandle, 848 then EFI_UNSUPPORTED is returned. If the driver specified by This does not 849 support the language specified by Language, then EFI_UNSUPPORTED is returned. 850 851 @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or 852 EFI_COMPONENT_NAME_PROTOCOL instance. 853 854 @param ControllerHandle[in] The handle of a controller that the driver 855 specified by This is managing. This handle 856 specifies the controller whose name is to be 857 returned. 858 859 @param ChildHandle[in] The handle of the child controller to retrieve 860 the name of. This is an optional parameter that 861 may be NULL. It will be NULL for device 862 drivers. It will also be NULL for a bus drivers 863 that wish to retrieve the name of the bus 864 controller. It will not be NULL for a bus 865 driver that wishes to retrieve the name of a 866 child controller. 867 868 @param Language[in] A pointer to a Null-terminated ASCII string 869 array indicating the language. This is the 870 language of the driver name that the caller is 871 requesting, and it must match one of the 872 languages specified in SupportedLanguages. The 873 number of languages supported by a driver is up 874 to the driver writer. Language is specified in 875 RFC 4646 or ISO 639-2 language code format. 876 877 @param ControllerName[out] A pointer to the Unicode string to return. 878 This Unicode string is the name of the 879 controller specified by ControllerHandle and 880 ChildHandle in the language specified by 881 Language from the point of view of the driver 882 specified by This. 883 884 @retval EFI_SUCCESS The Unicode string for the user readable name in 885 the language specified by Language for the 886 driver specified by This was returned in 887 DriverName. 888 889 @retval EFI_INVALID_PARAMETER ControllerHandle is NULL. 890 891 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid 892 EFI_HANDLE. 893 894 @retval EFI_INVALID_PARAMETER Language is NULL. 895 896 @retval EFI_INVALID_PARAMETER ControllerName is NULL. 897 898 @retval EFI_UNSUPPORTED The driver specified by This is not currently 899 managing the controller specified by 900 ControllerHandle and ChildHandle. 901 902 @retval EFI_UNSUPPORTED The driver specified by This does not support 903 the language specified by Language. 904 905 **/ 906 EFI_STATUS 907 EFIAPI 908 ConSplitterSimplePointerComponentNameGetControllerName ( 909 IN EFI_COMPONENT_NAME_PROTOCOL *This, 910 IN EFI_HANDLE ControllerHandle, 911 IN EFI_HANDLE ChildHandle OPTIONAL, 912 IN CHAR8 *Language, 913 OUT CHAR16 **ControllerName 914 ); 915 916 /** 917 Retrieves a Unicode string that is the user readable name of the controller 918 that is being managed by an EFI Driver. 919 920 @param This A pointer to the EFI_COMPONENT_NAME_PROTOCOL 921 instance. 922 @param ControllerHandle The handle of a controller that the driver 923 specified by This is managing. This handle 924 specifies the controller whose name is to be 925 returned. 926 @param ChildHandle The handle of the child controller to retrieve the 927 name of. This is an optional parameter that may 928 be NULL. It will be NULL for device drivers. It 929 will also be NULL for a bus drivers that wish to 930 retrieve the name of the bus controller. It will 931 not be NULL for a bus driver that wishes to 932 retrieve the name of a child controller. 933 @param Language A pointer to RFC4646 language identifier. This is 934 the language of the controller name that that the 935 caller is requesting, and it must match one of the 936 languages specified in SupportedLanguages. The 937 number of languages supported by a driver is up to 938 the driver writer. 939 @param ControllerName A pointer to the Unicode string to return. This 940 Unicode string is the name of the controller 941 specified by ControllerHandle and ChildHandle in 942 the language specified by Language from the point 943 of view of the driver specified by This. 944 945 @retval EFI_SUCCESS The Unicode string for the user readable name in 946 the language specified by Language for the driver 947 specified by This was returned in DriverName. 948 @retval EFI_INVALID_PARAMETER ControllerHandle is NULL. 949 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid 950 EFI_HANDLE. 951 @retval EFI_INVALID_PARAMETER Language is NULL. 952 @retval EFI_INVALID_PARAMETER ControllerName is NULL. 953 @retval EFI_UNSUPPORTED The driver specified by This is not currently 954 managing the controller specified by 955 ControllerHandle and ChildHandle. 956 @retval EFI_UNSUPPORTED The driver specified by This does not support the 957 language specified by Language. 958 959 **/ 960 EFI_STATUS 961 EFIAPI 962 ConSplitterAbsolutePointerComponentNameGetControllerName ( 963 IN EFI_COMPONENT_NAME_PROTOCOL *This, 964 IN EFI_HANDLE ControllerHandle, 965 IN EFI_HANDLE ChildHandle OPTIONAL, 966 IN CHAR8 *Language, 967 OUT CHAR16 **ControllerName 968 ); 969 970 /** 971 Retrieves a Unicode string that is the user readable name of the controller 972 that is being managed by a driver. 973 974 This function retrieves the user readable name of the controller specified by 975 ControllerHandle and ChildHandle in the form of a Unicode string. If the 976 driver specified by This has a user readable name in the language specified by 977 Language, then a pointer to the controller name is returned in ControllerName, 978 and EFI_SUCCESS is returned. If the driver specified by This is not currently 979 managing the controller specified by ControllerHandle and ChildHandle, 980 then EFI_UNSUPPORTED is returned. If the driver specified by This does not 981 support the language specified by Language, then EFI_UNSUPPORTED is returned. 982 983 @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or 984 EFI_COMPONENT_NAME_PROTOCOL instance. 985 986 @param ControllerHandle[in] The handle of a controller that the driver 987 specified by This is managing. This handle 988 specifies the controller whose name is to be 989 returned. 990 991 @param ChildHandle[in] The handle of the child controller to retrieve 992 the name of. This is an optional parameter that 993 may be NULL. It will be NULL for device 994 drivers. It will also be NULL for a bus drivers 995 that wish to retrieve the name of the bus 996 controller. It will not be NULL for a bus 997 driver that wishes to retrieve the name of a 998 child controller. 999 1000 @param Language[in] A pointer to a Null-terminated ASCII string 1001 array indicating the language. This is the 1002 language of the driver name that the caller is 1003 requesting, and it must match one of the 1004 languages specified in SupportedLanguages. The 1005 number of languages supported by a driver is up 1006 to the driver writer. Language is specified in 1007 RFC 4646 or ISO 639-2 language code format. 1008 1009 @param ControllerName[out] A pointer to the Unicode string to return. 1010 This Unicode string is the name of the 1011 controller specified by ControllerHandle and 1012 ChildHandle in the language specified by 1013 Language from the point of view of the driver 1014 specified by This. 1015 1016 @retval EFI_SUCCESS The Unicode string for the user readable name in 1017 the language specified by Language for the 1018 driver specified by This was returned in 1019 DriverName. 1020 1021 @retval EFI_INVALID_PARAMETER ControllerHandle is NULL. 1022 1023 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid 1024 EFI_HANDLE. 1025 1026 @retval EFI_INVALID_PARAMETER Language is NULL. 1027 1028 @retval EFI_INVALID_PARAMETER ControllerName is NULL. 1029 1030 @retval EFI_UNSUPPORTED The driver specified by This is not currently 1031 managing the controller specified by 1032 ControllerHandle and ChildHandle. 1033 1034 @retval EFI_UNSUPPORTED The driver specified by This does not support 1035 the language specified by Language. 1036 1037 **/ 1038 EFI_STATUS 1039 EFIAPI 1040 ConSplitterConOutComponentNameGetControllerName ( 1041 IN EFI_COMPONENT_NAME_PROTOCOL *This, 1042 IN EFI_HANDLE ControllerHandle, 1043 IN EFI_HANDLE ChildHandle OPTIONAL, 1044 IN CHAR8 *Language, 1045 OUT CHAR16 **ControllerName 1046 ); 1047 1048 1049 /** 1050 Retrieves a Unicode string that is the user readable name of the controller 1051 that is being managed by a driver. 1052 1053 This function retrieves the user readable name of the controller specified by 1054 ControllerHandle and ChildHandle in the form of a Unicode string. If the 1055 driver specified by This has a user readable name in the language specified by 1056 Language, then a pointer to the controller name is returned in ControllerName, 1057 and EFI_SUCCESS is returned. If the driver specified by This is not currently 1058 managing the controller specified by ControllerHandle and ChildHandle, 1059 then EFI_UNSUPPORTED is returned. If the driver specified by This does not 1060 support the language specified by Language, then EFI_UNSUPPORTED is returned. 1061 1062 @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or 1063 EFI_COMPONENT_NAME_PROTOCOL instance. 1064 1065 @param ControllerHandle[in] The handle of a controller that the driver 1066 specified by This is managing. This handle 1067 specifies the controller whose name is to be 1068 returned. 1069 1070 @param ChildHandle[in] The handle of the child controller to retrieve 1071 the name of. This is an optional parameter that 1072 may be NULL. It will be NULL for device 1073 drivers. It will also be NULL for a bus drivers 1074 that wish to retrieve the name of the bus 1075 controller. It will not be NULL for a bus 1076 driver that wishes to retrieve the name of a 1077 child controller. 1078 1079 @param Language[in] A pointer to a Null-terminated ASCII string 1080 array indicating the language. This is the 1081 language of the driver name that the caller is 1082 requesting, and it must match one of the 1083 languages specified in SupportedLanguages. The 1084 number of languages supported by a driver is up 1085 to the driver writer. Language is specified in 1086 RFC 4646 or ISO 639-2 language code format. 1087 1088 @param ControllerName[out] A pointer to the Unicode string to return. 1089 This Unicode string is the name of the 1090 controller specified by ControllerHandle and 1091 ChildHandle in the language specified by 1092 Language from the point of view of the driver 1093 specified by This. 1094 1095 @retval EFI_SUCCESS The Unicode string for the user readable name in 1096 the language specified by Language for the 1097 driver specified by This was returned in 1098 DriverName. 1099 1100 @retval EFI_INVALID_PARAMETER ControllerHandle is NULL. 1101 1102 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid 1103 EFI_HANDLE. 1104 1105 @retval EFI_INVALID_PARAMETER Language is NULL. 1106 1107 @retval EFI_INVALID_PARAMETER ControllerName is NULL. 1108 1109 @retval EFI_UNSUPPORTED The driver specified by This is not currently 1110 managing the controller specified by 1111 ControllerHandle and ChildHandle. 1112 1113 @retval EFI_UNSUPPORTED The driver specified by This does not support 1114 the language specified by Language. 1115 1116 **/ 1117 EFI_STATUS 1118 EFIAPI 1119 ConSplitterStdErrComponentNameGetControllerName ( 1120 IN EFI_COMPONENT_NAME_PROTOCOL *This, 1121 IN EFI_HANDLE ControllerHandle, 1122 IN EFI_HANDLE ChildHandle OPTIONAL, 1123 IN CHAR8 *Language, 1124 OUT CHAR16 **ControllerName 1125 ); 1126 1127 1128 // 1129 // TextIn Constructor/Destructor functions 1130 // 1131 1132 /** 1133 Add Text Input Device in Consplitter Text Input list. 1134 1135 @param Private Text In Splitter pointer. 1136 @param TextIn Simple Text Input protocol pointer. 1137 1138 @retval EFI_SUCCESS Text Input Device added successfully. 1139 @retval EFI_OUT_OF_RESOURCES Could not grow the buffer size. 1140 1141 **/ 1142 EFI_STATUS 1143 ConSplitterTextInAddDevice ( 1144 IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private, 1145 IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *TextIn 1146 ); 1147 1148 /** 1149 Remove Text Input Device from Consplitter Text Input list. 1150 1151 @param Private Text In Splitter pointer. 1152 @param TextIn Simple Text protocol pointer. 1153 1154 @retval EFI_SUCCESS Simple Text Device removed successfully. 1155 @retval EFI_NOT_FOUND No Simple Text Device found. 1156 1157 **/ 1158 EFI_STATUS 1159 ConSplitterTextInDeleteDevice ( 1160 IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private, 1161 IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *TextIn 1162 ); 1163 1164 // 1165 // SimplePointer Constuctor/Destructor functions 1166 // 1167 1168 /** 1169 Add Simple Pointer Device in Consplitter Simple Pointer list. 1170 1171 @param Private Text In Splitter pointer. 1172 @param SimplePointer Simple Pointer protocol pointer. 1173 1174 @retval EFI_SUCCESS Simple Pointer Device added successfully. 1175 @retval EFI_OUT_OF_RESOURCES Could not grow the buffer size. 1176 1177 **/ 1178 EFI_STATUS 1179 ConSplitterSimplePointerAddDevice ( 1180 IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private, 1181 IN EFI_SIMPLE_POINTER_PROTOCOL *SimplePointer 1182 ); 1183 1184 /** 1185 Remove Simple Pointer Device from Consplitter Simple Pointer list. 1186 1187 @param Private Text In Splitter pointer. 1188 @param SimplePointer Simple Pointer protocol pointer. 1189 1190 @retval EFI_SUCCESS Simple Pointer Device removed successfully. 1191 @retval EFI_NOT_FOUND No Simple Pointer Device found. 1192 1193 **/ 1194 EFI_STATUS 1195 ConSplitterSimplePointerDeleteDevice ( 1196 IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private, 1197 IN EFI_SIMPLE_POINTER_PROTOCOL *SimplePointer 1198 ); 1199 1200 // 1201 // TextOut Constuctor/Destructor functions 1202 // 1203 1204 /** 1205 Add Text Output Device in Consplitter Text Output list. 1206 1207 @param Private Text Out Splitter pointer. 1208 @param TextOut Simple Text Output protocol pointer. 1209 @param GraphicsOutput Graphics Output protocol pointer. 1210 @param UgaDraw UGA Draw protocol pointer. 1211 1212 @retval EFI_SUCCESS Text Output Device added successfully. 1213 @retval EFI_OUT_OF_RESOURCES Could not grow the buffer size. 1214 1215 **/ 1216 EFI_STATUS 1217 ConSplitterTextOutAddDevice ( 1218 IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private, 1219 IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *TextOut, 1220 IN EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput, 1221 IN EFI_UGA_DRAW_PROTOCOL *UgaDraw 1222 ); 1223 1224 /** 1225 Remove Text Out Device in Consplitter Text Out list. 1226 1227 @param Private Text Out Splitter pointer. 1228 @param TextOut Simple Text Output Pointer protocol pointer. 1229 1230 @retval EFI_SUCCESS Text Out Device removed successfully. 1231 @retval EFI_NOT_FOUND No Text Out Device found. 1232 1233 **/ 1234 EFI_STATUS 1235 ConSplitterTextOutDeleteDevice ( 1236 IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private, 1237 IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *TextOut 1238 ); 1239 1240 // 1241 // TextIn I/O Functions 1242 // 1243 1244 /** 1245 Reset the input device and optionaly run diagnostics 1246 1247 @param This Protocol instance pointer. 1248 @param ExtendedVerification Driver may perform diagnostics on reset. 1249 1250 @retval EFI_SUCCESS The device was reset. 1251 @retval EFI_DEVICE_ERROR The device is not functioning properly and could 1252 not be reset. 1253 1254 **/ 1255 EFI_STATUS 1256 EFIAPI 1257 ConSplitterTextInReset ( 1258 IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This, 1259 IN BOOLEAN ExtendedVerification 1260 ); 1261 1262 /** 1263 Reads the next keystroke from the input device. The WaitForKey Event can 1264 be used to test for existance of a keystroke via WaitForEvent () call. 1265 1266 @param This Protocol instance pointer. 1267 @param Key Driver may perform diagnostics on reset. 1268 1269 @retval EFI_SUCCESS The keystroke information was returned. 1270 @retval EFI_NOT_READY There was no keystroke data availiable. 1271 @retval EFI_DEVICE_ERROR The keydtroke information was not returned due 1272 to hardware errors. 1273 1274 **/ 1275 EFI_STATUS 1276 EFIAPI 1277 ConSplitterTextInReadKeyStroke ( 1278 IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This, 1279 OUT EFI_INPUT_KEY *Key 1280 ); 1281 1282 /** 1283 Add Text Input Ex Device in Consplitter Text Input Ex list. 1284 1285 @param Private Text In Splitter pointer. 1286 @param TextInEx Simple Text Input Ex Input protocol pointer. 1287 1288 @retval EFI_SUCCESS Text Input Ex Device added successfully. 1289 @retval EFI_OUT_OF_RESOURCES Could not grow the buffer size. 1290 1291 **/ 1292 EFI_STATUS 1293 ConSplitterTextInExAddDevice ( 1294 IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private, 1295 IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *TextInEx 1296 ); 1297 1298 /** 1299 Remove Text Ex Device from Consplitter Text Input Ex list. 1300 1301 @param Private Text In Splitter pointer. 1302 @param TextInEx Simple Text Ex protocol pointer. 1303 1304 @retval EFI_SUCCESS Simple Text Input Ex Device removed successfully. 1305 @retval EFI_NOT_FOUND No Simple Text Input Ex Device found. 1306 1307 **/ 1308 EFI_STATUS 1309 ConSplitterTextInExDeleteDevice ( 1310 IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private, 1311 IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *TextInEx 1312 ); 1313 1314 // 1315 // Simple Text Input Ex protocol function prototypes 1316 // 1317 1318 /** 1319 Reset the input device and optionaly run diagnostics 1320 1321 @param This Protocol instance pointer. 1322 @param ExtendedVerification Driver may perform diagnostics on reset. 1323 1324 @retval EFI_SUCCESS The device was reset. 1325 @retval EFI_DEVICE_ERROR The device is not functioning properly and could 1326 not be reset. 1327 1328 **/ 1329 EFI_STATUS 1330 EFIAPI 1331 ConSplitterTextInResetEx ( 1332 IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This, 1333 IN BOOLEAN ExtendedVerification 1334 ); 1335 1336 1337 /** 1338 Reads the next keystroke from the input device. The WaitForKey Event can 1339 be used to test for existance of a keystroke via WaitForEvent () call. 1340 1341 @param This Protocol instance pointer. 1342 @param KeyData A pointer to a buffer that is filled in with the 1343 keystroke state data for the key that was 1344 pressed. 1345 1346 @retval EFI_SUCCESS The keystroke information was returned. 1347 @retval EFI_NOT_READY There was no keystroke data availiable. 1348 @retval EFI_DEVICE_ERROR The keystroke information was not returned due 1349 to hardware errors. 1350 @retval EFI_INVALID_PARAMETER KeyData is NULL. 1351 1352 **/ 1353 EFI_STATUS 1354 EFIAPI 1355 ConSplitterTextInReadKeyStrokeEx ( 1356 IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This, 1357 OUT EFI_KEY_DATA *KeyData 1358 ); 1359 1360 1361 /** 1362 Set certain state for the input device. 1363 1364 @param This Protocol instance pointer. 1365 @param KeyToggleState A pointer to the EFI_KEY_TOGGLE_STATE to set the 1366 state for the input device. 1367 1368 @retval EFI_SUCCESS The device state was set successfully. 1369 @retval EFI_DEVICE_ERROR The device is not functioning correctly and 1370 could not have the setting adjusted. 1371 @retval EFI_UNSUPPORTED The device does not have the ability to set its 1372 state. 1373 @retval EFI_INVALID_PARAMETER KeyToggleState is NULL. 1374 1375 **/ 1376 EFI_STATUS 1377 EFIAPI 1378 ConSplitterTextInSetState ( 1379 IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This, 1380 IN EFI_KEY_TOGGLE_STATE *KeyToggleState 1381 ); 1382 1383 1384 /** 1385 Register a notification function for a particular keystroke for the input device. 1386 1387 @param This Protocol instance pointer. 1388 @param KeyData A pointer to a buffer that is filled in with the 1389 keystroke information data for the key that was 1390 pressed. 1391 @param KeyNotificationFunction Points to the function to be called when the key 1392 sequence is typed specified by KeyData. 1393 @param NotifyHandle Points to the unique handle assigned to the 1394 registered notification. 1395 1396 @retval EFI_SUCCESS The notification function was registered 1397 successfully. 1398 @retval EFI_OUT_OF_RESOURCES Unable to allocate resources for necesssary data 1399 structures. 1400 @retval EFI_INVALID_PARAMETER KeyData or KeyNotificationFunction or NotifyHandle is NULL. 1401 1402 **/ 1403 EFI_STATUS 1404 EFIAPI 1405 ConSplitterTextInRegisterKeyNotify ( 1406 IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This, 1407 IN EFI_KEY_DATA *KeyData, 1408 IN EFI_KEY_NOTIFY_FUNCTION KeyNotificationFunction, 1409 OUT VOID **NotifyHandle 1410 ); 1411 1412 1413 /** 1414 Remove a registered notification function from a particular keystroke. 1415 1416 @param This Protocol instance pointer. 1417 @param NotificationHandle The handle of the notification function being 1418 unregistered. 1419 1420 @retval EFI_SUCCESS The notification function was unregistered 1421 successfully. 1422 @retval EFI_INVALID_PARAMETER The NotificationHandle is invalid. 1423 @retval EFI_NOT_FOUND Can not find the matching entry in database. 1424 1425 **/ 1426 EFI_STATUS 1427 EFIAPI 1428 ConSplitterTextInUnregisterKeyNotify ( 1429 IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This, 1430 IN VOID *NotificationHandle 1431 ); 1432 1433 /** 1434 This event aggregates all the events of the ConIn devices in the spliter. 1435 1436 If any events of physical ConIn devices are signaled, signal the ConIn 1437 spliter event. This will cause the calling code to call 1438 ConSplitterTextInReadKeyStroke (). 1439 1440 @param Event The Event assoicated with callback. 1441 @param Context Context registered when Event was created. 1442 1443 **/ 1444 VOID 1445 EFIAPI 1446 ConSplitterTextInWaitForKey ( 1447 IN EFI_EVENT Event, 1448 IN VOID *Context 1449 ); 1450 1451 1452 /** 1453 Reads the next keystroke from the input device. The WaitForKey Event can 1454 be used to test for existance of a keystroke via WaitForEvent () call. 1455 1456 @param Private Protocol instance pointer. 1457 @param Key Driver may perform diagnostics on reset. 1458 1459 @retval EFI_SUCCESS The keystroke information was returned. 1460 @retval EFI_NOT_READY There was no keystroke data availiable. 1461 @retval EFI_DEVICE_ERROR The keydtroke information was not returned due 1462 to hardware errors. 1463 1464 **/ 1465 EFI_STATUS 1466 EFIAPI 1467 ConSplitterTextInPrivateReadKeyStroke ( 1468 IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private, 1469 OUT EFI_INPUT_KEY *Key 1470 ); 1471 1472 /** 1473 Reset the input device and optionaly run diagnostics 1474 1475 @param This Protocol instance pointer. 1476 @param ExtendedVerification Driver may perform diagnostics on reset. 1477 1478 @retval EFI_SUCCESS The device was reset. 1479 @retval EFI_DEVICE_ERROR The device is not functioning properly and could 1480 not be reset. 1481 1482 **/ 1483 EFI_STATUS 1484 EFIAPI 1485 ConSplitterSimplePointerReset ( 1486 IN EFI_SIMPLE_POINTER_PROTOCOL *This, 1487 IN BOOLEAN ExtendedVerification 1488 ); 1489 1490 /** 1491 Reads the next keystroke from the input device. The WaitForKey Event can 1492 be used to test for existance of a keystroke via WaitForEvent () call. 1493 1494 @param This A pointer to protocol instance. 1495 @param State A pointer to state information on the pointer device 1496 1497 @retval EFI_SUCCESS The keystroke information was returned in State. 1498 @retval EFI_NOT_READY There was no keystroke data availiable. 1499 @retval EFI_DEVICE_ERROR The keydtroke information was not returned due 1500 to hardware errors. 1501 1502 **/ 1503 EFI_STATUS 1504 EFIAPI 1505 ConSplitterSimplePointerGetState ( 1506 IN EFI_SIMPLE_POINTER_PROTOCOL *This, 1507 IN OUT EFI_SIMPLE_POINTER_STATE *State 1508 ); 1509 1510 /** 1511 This event agregates all the events of the ConIn devices in the spliter. 1512 If any events of physical ConIn devices are signaled, signal the ConIn 1513 spliter event. This will cause the calling code to call 1514 ConSplitterTextInReadKeyStroke (). 1515 1516 @param Event The Event assoicated with callback. 1517 @param Context Context registered when Event was created. 1518 1519 **/ 1520 VOID 1521 EFIAPI 1522 ConSplitterSimplePointerWaitForInput ( 1523 IN EFI_EVENT Event, 1524 IN VOID *Context 1525 ); 1526 1527 // 1528 // TextOut I/O Functions 1529 // 1530 1531 /** 1532 Reset the text output device hardware and optionaly run diagnostics 1533 1534 @param This Protocol instance pointer. 1535 @param ExtendedVerification Driver may perform more exhaustive verfication 1536 operation of the device during reset. 1537 1538 @retval EFI_SUCCESS The text output device was reset. 1539 @retval EFI_DEVICE_ERROR The text output device is not functioning 1540 correctly and could not be reset. 1541 1542 **/ 1543 EFI_STATUS 1544 EFIAPI 1545 ConSplitterTextOutReset ( 1546 IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, 1547 IN BOOLEAN ExtendedVerification 1548 ); 1549 1550 /** 1551 Write a Unicode string to the output device. 1552 1553 @param This Protocol instance pointer. 1554 @param WString The NULL-terminated Unicode string to be 1555 displayed on the output device(s). All output 1556 devices must also support the Unicode drawing 1557 defined in this file. 1558 1559 @retval EFI_SUCCESS The string was output to the device. 1560 @retval EFI_DEVICE_ERROR The device reported an error while attempting to 1561 output the text. 1562 @retval EFI_UNSUPPORTED The output device's mode is not currently in a 1563 defined text mode. 1564 @retval EFI_WARN_UNKNOWN_GLYPH This warning code indicates that some of the 1565 characters in the Unicode string could not be 1566 rendered and were skipped. 1567 1568 **/ 1569 EFI_STATUS 1570 EFIAPI 1571 ConSplitterTextOutOutputString ( 1572 IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, 1573 IN CHAR16 *WString 1574 ); 1575 1576 /** 1577 Verifies that all characters in a Unicode string can be output to the 1578 target device. 1579 1580 @param This Protocol instance pointer. 1581 @param WString The NULL-terminated Unicode string to be 1582 examined for the output device(s). 1583 1584 @retval EFI_SUCCESS The device(s) are capable of rendering the 1585 output string. 1586 @retval EFI_UNSUPPORTED Some of the characters in the Unicode string 1587 cannot be rendered by one or more of the output 1588 devices mapped by the EFI handle. 1589 1590 **/ 1591 EFI_STATUS 1592 EFIAPI 1593 ConSplitterTextOutTestString ( 1594 IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, 1595 IN CHAR16 *WString 1596 ); 1597 1598 /** 1599 Returns information for an available text mode that the output device(s) 1600 supports. 1601 1602 @param This Protocol instance pointer. 1603 @param ModeNumber The mode number to return information on. 1604 @param Columns Returns the columns of the text output device 1605 for the requested ModeNumber. 1606 @param Rows Returns the rows of the text output device 1607 for the requested ModeNumber. 1608 1609 @retval EFI_SUCCESS The requested mode information was returned. 1610 @retval EFI_DEVICE_ERROR The device had an error and could not complete 1611 the request. 1612 @retval EFI_UNSUPPORTED The mode number was not valid. 1613 1614 **/ 1615 EFI_STATUS 1616 EFIAPI 1617 ConSplitterTextOutQueryMode ( 1618 IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, 1619 IN UINTN ModeNumber, 1620 OUT UINTN *Columns, 1621 OUT UINTN *Rows 1622 ); 1623 1624 /** 1625 Sets the output device(s) to a specified mode. 1626 1627 @param This Protocol instance pointer. 1628 @param ModeNumber The mode number to set. 1629 1630 @retval EFI_SUCCESS The requested text mode was set. 1631 @retval EFI_DEVICE_ERROR The device had an error and could not complete 1632 the request. 1633 @retval EFI_UNSUPPORTED The mode number was not valid. 1634 1635 **/ 1636 EFI_STATUS 1637 EFIAPI 1638 ConSplitterTextOutSetMode ( 1639 IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, 1640 IN UINTN ModeNumber 1641 ); 1642 1643 /** 1644 Sets the background and foreground colors for the OutputString () and 1645 ClearScreen () functions. 1646 1647 @param This Protocol instance pointer. 1648 @param Attribute The attribute to set. Bits 0..3 are the 1649 foreground color, and bits 4..6 are the 1650 background color. All other bits are undefined 1651 and must be zero. The valid Attributes are 1652 defined in this file. 1653 1654 @retval EFI_SUCCESS The attribute was set. 1655 @retval EFI_DEVICE_ERROR The device had an error and could not complete 1656 the request. 1657 @retval EFI_UNSUPPORTED The attribute requested is not defined. 1658 1659 **/ 1660 EFI_STATUS 1661 EFIAPI 1662 ConSplitterTextOutSetAttribute ( 1663 IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, 1664 IN UINTN Attribute 1665 ); 1666 1667 /** 1668 Clears the output device(s) display to the currently selected background 1669 color. 1670 1671 @param This Protocol instance pointer. 1672 1673 @retval EFI_SUCCESS The operation completed successfully. 1674 @retval EFI_DEVICE_ERROR The device had an error and could not complete 1675 the request. 1676 @retval EFI_UNSUPPORTED The output device is not in a valid text mode. 1677 1678 **/ 1679 EFI_STATUS 1680 EFIAPI 1681 ConSplitterTextOutClearScreen ( 1682 IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This 1683 ); 1684 1685 /** 1686 Sets the current coordinates of the cursor position 1687 1688 @param This Protocol instance pointer. 1689 @param Column The column position to set the cursor to. Must be 1690 greater than or equal to zero and less than the 1691 number of columns by QueryMode (). 1692 @param Row The row position to set the cursor to. Must be 1693 greater than or equal to zero and less than the 1694 number of rows by QueryMode (). 1695 1696 @retval EFI_SUCCESS The operation completed successfully. 1697 @retval EFI_DEVICE_ERROR The device had an error and could not complete 1698 the request. 1699 @retval EFI_UNSUPPORTED The output device is not in a valid text mode, 1700 or the cursor position is invalid for the 1701 current mode. 1702 1703 **/ 1704 EFI_STATUS 1705 EFIAPI 1706 ConSplitterTextOutSetCursorPosition ( 1707 IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, 1708 IN UINTN Column, 1709 IN UINTN Row 1710 ); 1711 1712 1713 /** 1714 Makes the cursor visible or invisible 1715 1716 @param This Protocol instance pointer. 1717 @param Visible If TRUE, the cursor is set to be visible. If 1718 FALSE, the cursor is set to be invisible. 1719 1720 @retval EFI_SUCCESS The operation completed successfully. 1721 @retval EFI_DEVICE_ERROR The device had an error and could not complete 1722 the request, or the device does not support 1723 changing the cursor mode. 1724 @retval EFI_UNSUPPORTED The output device is not in a valid text mode. 1725 1726 **/ 1727 EFI_STATUS 1728 EFIAPI 1729 ConSplitterTextOutEnableCursor ( 1730 IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, 1731 IN BOOLEAN Visible 1732 ); 1733 1734 /** 1735 Take the passed in Buffer of size ElementSize and grow the buffer 1736 by CONSOLE_SPLITTER_ALLOC_UNIT * ElementSize bytes. 1737 Copy the current data in Buffer to the new version of Buffer and 1738 free the old version of buffer. 1739 1740 @param ElementSize Size of element in array. 1741 @param Count Current number of elements in array. 1742 @param Buffer Bigger version of passed in Buffer with all the 1743 data. 1744 1745 @retval EFI_SUCCESS Buffer size has grown. 1746 @retval EFI_OUT_OF_RESOURCES Could not grow the buffer size. 1747 1748 **/ 1749 EFI_STATUS 1750 ConSplitterGrowBuffer ( 1751 IN UINTN ElementSize, 1752 IN OUT UINTN *Count, 1753 IN OUT VOID **Buffer 1754 ); 1755 1756 /** 1757 Returns information for an available graphics mode that the graphics device 1758 and the set of active video output devices supports. 1759 1760 @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance. 1761 @param ModeNumber The mode number to return information on. 1762 @param SizeOfInfo A pointer to the size, in bytes, of the Info buffer. 1763 @param Info A pointer to callee allocated buffer that returns information about ModeNumber. 1764 1765 @retval EFI_SUCCESS Mode information returned. 1766 @retval EFI_BUFFER_TOO_SMALL The Info buffer was too small. 1767 @retval EFI_DEVICE_ERROR A hardware error occurred trying to retrieve the video mode. 1768 @retval EFI_INVALID_PARAMETER One of the input args was NULL. 1769 @retval EFI_OUT_OF_RESOURCES No resource available. 1770 1771 **/ 1772 EFI_STATUS 1773 EFIAPI 1774 ConSplitterGraphicsOutputQueryMode ( 1775 IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This, 1776 IN UINT32 ModeNumber, 1777 OUT UINTN *SizeOfInfo, 1778 OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION **Info 1779 ); 1780 1781 /** 1782 Set the video device into the specified mode and clears the visible portions of 1783 the output display to black. 1784 1785 @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance. 1786 @param ModeNumber Abstraction that defines the current video mode. 1787 1788 @retval EFI_SUCCESS The graphics mode specified by ModeNumber was selected. 1789 @retval EFI_DEVICE_ERROR The device had an error and could not complete the request. 1790 @retval EFI_UNSUPPORTED ModeNumber is not supported by this device. 1791 @retval EFI_OUT_OF_RESOURCES No resource available. 1792 1793 **/ 1794 EFI_STATUS 1795 EFIAPI 1796 ConSplitterGraphicsOutputSetMode ( 1797 IN EFI_GRAPHICS_OUTPUT_PROTOCOL * This, 1798 IN UINT32 ModeNumber 1799 ); 1800 1801 /** 1802 The following table defines actions for BltOperations. 1803 1804 EfiBltVideoFill - Write data from the BltBuffer pixel (SourceX, SourceY) 1805 directly to every pixel of the video display rectangle 1806 (DestinationX, DestinationY) 1807 (DestinationX + Width, DestinationY + Height). 1808 Only one pixel will be used from the BltBuffer. Delta is NOT used. 1809 EfiBltVideoToBltBuffer - Read data from the video display rectangle 1810 (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in 1811 the BltBuffer rectangle (DestinationX, DestinationY ) 1812 (DestinationX + Width, DestinationY + Height). If DestinationX or 1813 DestinationY is not zero then Delta must be set to the length in bytes 1814 of a row in the BltBuffer. 1815 EfiBltBufferToVideo - Write data from the BltBuffer rectangle 1816 (SourceX, SourceY) (SourceX + Width, SourceY + Height) directly to the 1817 video display rectangle (DestinationX, DestinationY) 1818 (DestinationX + Width, DestinationY + Height). If SourceX or SourceY is 1819 not zero then Delta must be set to the length in bytes of a row in the 1820 BltBuffer. 1821 EfiBltVideoToVideo - Copy from the video display rectangle 1822 (SourceX, SourceY) (SourceX + Width, SourceY + Height) . 1823 to the video display rectangle (DestinationX, DestinationY) 1824 (DestinationX + Width, DestinationY + Height). 1825 The BltBuffer and Delta are not used in this mode. 1826 1827 @param This Protocol instance pointer. 1828 @param BltBuffer Buffer containing data to blit into video buffer. 1829 This buffer has a size of 1830 Width*Height*sizeof(EFI_GRAPHICS_OUTPUT_BLT_PIXEL) 1831 @param BltOperation Operation to perform on BlitBuffer and video 1832 memory 1833 @param SourceX X coordinate of source for the BltBuffer. 1834 @param SourceY Y coordinate of source for the BltBuffer. 1835 @param DestinationX X coordinate of destination for the BltBuffer. 1836 @param DestinationY Y coordinate of destination for the BltBuffer. 1837 @param Width Width of rectangle in BltBuffer in pixels. 1838 @param Height Hight of rectangle in BltBuffer in pixels. 1839 @param Delta OPTIONAL. 1840 1841 @retval EFI_SUCCESS The Blt operation completed. 1842 @retval EFI_INVALID_PARAMETER BltOperation is not valid. 1843 @retval EFI_DEVICE_ERROR A hardware error occured writting to the video 1844 buffer. 1845 1846 **/ 1847 EFI_STATUS 1848 EFIAPI 1849 ConSplitterGraphicsOutputBlt ( 1850 IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This, 1851 IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer, OPTIONAL 1852 IN EFI_GRAPHICS_OUTPUT_BLT_OPERATION BltOperation, 1853 IN UINTN SourceX, 1854 IN UINTN SourceY, 1855 IN UINTN DestinationX, 1856 IN UINTN DestinationY, 1857 IN UINTN Width, 1858 IN UINTN Height, 1859 IN UINTN Delta OPTIONAL 1860 ); 1861 1862 1863 /** 1864 Return the current video mode information. 1865 1866 @param This The EFI_UGA_DRAW_PROTOCOL instance. 1867 @param HorizontalResolution The size of video screen in pixels in the X dimension. 1868 @param VerticalResolution The size of video screen in pixels in the Y dimension. 1869 @param ColorDepth Number of bits per pixel, currently defined to be 32. 1870 @param RefreshRate The refresh rate of the monitor in Hertz. 1871 1872 @retval EFI_SUCCESS Mode information returned. 1873 @retval EFI_NOT_STARTED Video display is not initialized. Call SetMode () 1874 @retval EFI_INVALID_PARAMETER One of the input args was NULL. 1875 1876 **/ 1877 EFI_STATUS 1878 EFIAPI 1879 ConSplitterUgaDrawGetMode ( 1880 IN EFI_UGA_DRAW_PROTOCOL *This, 1881 OUT UINT32 *HorizontalResolution, 1882 OUT UINT32 *VerticalResolution, 1883 OUT UINT32 *ColorDepth, 1884 OUT UINT32 *RefreshRate 1885 ); 1886 1887 /** 1888 Set the current video mode information. 1889 1890 @param This The EFI_UGA_DRAW_PROTOCOL instance. 1891 @param HorizontalResolution The size of video screen in pixels in the X dimension. 1892 @param VerticalResolution The size of video screen in pixels in the Y dimension. 1893 @param ColorDepth Number of bits per pixel, currently defined to be 32. 1894 @param RefreshRate The refresh rate of the monitor in Hertz. 1895 1896 @retval EFI_SUCCESS Mode information returned. 1897 @retval EFI_NOT_STARTED Video display is not initialized. Call SetMode () 1898 @retval EFI_OUT_OF_RESOURCES Out of resources. 1899 1900 **/ 1901 EFI_STATUS 1902 EFIAPI 1903 ConSplitterUgaDrawSetMode ( 1904 IN EFI_UGA_DRAW_PROTOCOL *This, 1905 IN UINT32 HorizontalResolution, 1906 IN UINT32 VerticalResolution, 1907 IN UINT32 ColorDepth, 1908 IN UINT32 RefreshRate 1909 ); 1910 1911 /** 1912 Blt a rectangle of pixels on the graphics screen. 1913 1914 The following table defines actions for BltOperations. 1915 1916 EfiUgaVideoFill: 1917 Write data from the BltBuffer pixel (SourceX, SourceY) 1918 directly to every pixel of the video display rectangle 1919 (DestinationX, DestinationY) 1920 (DestinationX + Width, DestinationY + Height). 1921 Only one pixel will be used from the BltBuffer. Delta is NOT used. 1922 EfiUgaVideoToBltBuffer: 1923 Read data from the video display rectangle 1924 (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in 1925 the BltBuffer rectangle (DestinationX, DestinationY ) 1926 (DestinationX + Width, DestinationY + Height). If DestinationX or 1927 DestinationY is not zero then Delta must be set to the length in bytes 1928 of a row in the BltBuffer. 1929 EfiUgaBltBufferToVideo: 1930 Write data from the BltBuffer rectangle 1931 (SourceX, SourceY) (SourceX + Width, SourceY + Height) directly to the 1932 video display rectangle (DestinationX, DestinationY) 1933 (DestinationX + Width, DestinationY + Height). If SourceX or SourceY is 1934 not zero then Delta must be set to the length in bytes of a row in the 1935 BltBuffer. 1936 EfiUgaVideoToVideo: 1937 Copy from the video display rectangle 1938 (SourceX, SourceY) (SourceX + Width, SourceY + Height) . 1939 to the video display rectangle (DestinationX, DestinationY) 1940 (DestinationX + Width, DestinationY + Height). 1941 The BltBuffer and Delta are not used in this mode. 1942 1943 @param This Protocol instance pointer. 1944 @param BltBuffer Buffer containing data to blit into video buffer. This 1945 buffer has a size of Width*Height*sizeof(EFI_UGA_PIXEL) 1946 @param BltOperation Operation to perform on BlitBuffer and video memory 1947 @param SourceX X coordinate of source for the BltBuffer. 1948 @param SourceY Y coordinate of source for the BltBuffer. 1949 @param DestinationX X coordinate of destination for the BltBuffer. 1950 @param DestinationY Y coordinate of destination for the BltBuffer. 1951 @param Width Width of rectangle in BltBuffer in pixels. 1952 @param Height Hight of rectangle in BltBuffer in pixels. 1953 @param Delta OPTIONAL 1954 1955 @retval EFI_SUCCESS The Blt operation completed. 1956 @retval EFI_INVALID_PARAMETER BltOperation is not valid. 1957 @retval EFI_DEVICE_ERROR A hardware error occured writting to the video buffer. 1958 1959 **/ 1960 EFI_STATUS 1961 EFIAPI 1962 ConSplitterUgaDrawBlt ( 1963 IN EFI_UGA_DRAW_PROTOCOL *This, 1964 IN EFI_UGA_PIXEL *BltBuffer, OPTIONAL 1965 IN EFI_UGA_BLT_OPERATION BltOperation, 1966 IN UINTN SourceX, 1967 IN UINTN SourceY, 1968 IN UINTN DestinationX, 1969 IN UINTN DestinationY, 1970 IN UINTN Width, 1971 IN UINTN Height, 1972 IN UINTN Delta OPTIONAL 1973 ); 1974 1975 /** 1976 Sets the output device(s) to a specified mode. 1977 1978 @param Private Text Out Splitter pointer. 1979 @param ModeNumber The mode number to set. 1980 1981 **/ 1982 VOID 1983 TextOutSetMode ( 1984 IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private, 1985 IN UINTN ModeNumber 1986 ); 1987 1988 /** 1989 An empty function to pass error checking of CreateEventEx (). 1990 1991 @param Event Event whose notification function is being invoked. 1992 @param Context Pointer to the notification function's context, 1993 which is implementation-dependent. 1994 1995 **/ 1996 VOID 1997 EFIAPI 1998 ConSplitterEmptyCallbackFunction ( 1999 IN EFI_EVENT Event, 2000 IN VOID *Context 2001 ); 2002 2003 2004 #endif 2005