| 359 | } |
| 360 | |
| 361 | VOID egInitScreen(IN BOOLEAN SetMaxResolution) |
| 362 | { |
| 363 | EFI_STATUS Status; |
| 364 | UINT32 Width, Height, Depth, RefreshRate; |
| 365 | // CHAR16 *Resolution; |
| 366 | |
| 367 | // get protocols |
| 368 | Status = EfiLibLocateProtocol(&ConsoleControlProtocolGuid, (VOID **) &ConsoleControl); |
| 369 | if (EFI_ERROR(Status)) |
| 370 | ConsoleControl = NULL; |
| 371 | |
| 372 | Status = EfiLibLocateProtocol(&UgaDrawProtocolGuid, (VOID **) &UgaDraw); |
| 373 | if (EFI_ERROR(Status)) |
| 374 | UgaDraw = NULL; |
| 375 | |
| 376 | Status = EfiLibLocateProtocol(&GraphicsOutputProtocolGuid, (VOID **) &GraphicsOutput); |
| 377 | if (EFI_ERROR(Status)) |
| 378 | GraphicsOutput = NULL; |
| 379 | |
| 380 | // Wrap GetMode and SetMode |
| 381 | if (ConsoleControl != NULL && (ConsoleControlGetMode == NULL || ConsoleControlSetMode == NULL)) { |
| 382 | ConsoleControlGetMode = ConsoleControl->GetMode; |
| 383 | ConsoleControlSetMode = ConsoleControl->SetMode; |
| 384 | ConsoleControl->GetMode = egConsoleControlGetMode; |
| 385 | ConsoleControl->SetMode = egConsoleControlSetMode; |
| 386 | } |
| 387 | |
| 388 | // if it not the first run, just restore resolution |
| 389 | if (egScreenWidth != 0 && egScreenHeight != 0) { |
| 390 | XStringW Resolution = SWPrintf("%llux%llu", egScreenWidth, egScreenHeight); |
| 391 | Status = egSetScreenResolution(Resolution.wc_str()); |
| 392 | if (!EFI_ERROR(Status)) { |
| 393 | return; |
| 394 | } |
| 395 | } |
| 396 | |
| 397 | egDumpSetConsoleVideoModes(); |
| 398 | |
| 399 | // get screen size |
| 400 | egHasGraphics = FALSE; |
| 401 | if (GraphicsOutput != NULL) { |
| 402 | // egDumpGOPVideoModes(); |
| 403 | if (GlobalConfig.ScreenResolution.notEmpty()) { |
| 404 | if (EFI_ERROR(egSetScreenResolution(GlobalConfig.ScreenResolution.wc_str()))) { |
| 405 | if (SetMaxResolution) { |
| 406 | egSetMaxResolution(); |
| 407 | } |
| 408 | } |
| 409 | } else { |
| 410 | if (SetMaxResolution) { |
| 411 | egSetMaxResolution(); |
| 412 | } |
| 413 | } |
| 414 | egScreenWidth = GraphicsOutput->Mode->Info->HorizontalResolution; |
| 415 | egScreenHeight = GraphicsOutput->Mode->Info->VerticalResolution; |
| 416 | egHasGraphics = TRUE; |
| 417 | } |
| 418 | //is there anybody ever see UGA protocol??? |
no test coverage detected