| 403 | } |
| 404 | |
| 405 | VOID GetOutputs() |
| 406 | { |
| 407 | EFI_STATUS Status; |
| 408 | // Audio I/O. |
| 409 | EFI_HANDLE *AudioIoHandles = NULL; |
| 410 | UINTN AudioIoHandleCount = 0; |
| 411 | AUDIO_IO_PRIVATE_DATA *AudioIoPrivateData; |
| 412 | EFI_AUDIO_IO_PROTOCOL *AudioIoTmp = NULL; |
| 413 | HDA_CODEC_DEV *HdaCodecDev; |
| 414 | EFI_AUDIO_IO_PROTOCOL_PORT *HdaOutputPorts = NULL; |
| 415 | UINTN OutputPortsCount = 0; |
| 416 | |
| 417 | UINTN h; |
| 418 | |
| 419 | AudioList.setEmpty(); |
| 420 | |
| 421 | // Get Audio I/O protocols. |
| 422 | Status = gBS->LocateHandleBuffer(ByProtocol, &gEfiAudioIoProtocolGuid, NULL, &AudioIoHandleCount, &AudioIoHandles); |
| 423 | if (EFI_ERROR(Status)) { |
| 424 | MsgLog("No AudioIoProtocols, status=%s\n", efiStrError(Status)); |
| 425 | return; |
| 426 | } |
| 427 | |
| 428 | for (h = 0; h < AudioIoHandleCount; h++) { |
| 429 | UINTN i; |
| 430 | Status = gBS->HandleProtocol(AudioIoHandles[h], &gEfiAudioIoProtocolGuid, (VOID**)&AudioIoTmp); |
| 431 | if (EFI_ERROR(Status)) { |
| 432 | DBG("dont handle AudioIo at %llu\n", h); |
| 433 | continue; |
| 434 | } |
| 435 | // Get output ports. |
| 436 | Status = AudioIoTmp->GetOutputs(AudioIoTmp, &HdaOutputPorts, &OutputPortsCount); |
| 437 | if (EFI_ERROR(Status)) { |
| 438 | continue; |
| 439 | } |
| 440 | if ( OutputPortsCount > 255 ) { |
| 441 | // SetupPlayback cannot handle index > 255 because parameter is UINT8 |
| 442 | DBG("GetOutputs() : OutputPortsCount > 255.\n"); |
| 443 | OutputPortsCount = 255; |
| 444 | } |
| 445 | AudioIoPrivateData = AUDIO_IO_PRIVATE_DATA_FROM_THIS(AudioIoTmp); |
| 446 | if (!AudioIoPrivateData) { |
| 447 | continue; |
| 448 | } |
| 449 | HdaCodecDev = AudioIoPrivateData->HdaCodecDev; |
| 450 | for (i = 0; i < OutputPortsCount; i++) { |
| 451 | HDA_OUTPUTS* hdaOutputPtr = new HDA_OUTPUTS(); |
| 452 | HDA_OUTPUTS& hdaOutput = *hdaOutputPtr; |
| 453 | // HdaCodecDev->OutputPorts[i]; |
| 454 | hdaOutput.Name.takeValueFrom(HdaCodecDev->Name); |
| 455 | hdaOutput.Handle = AudioIoHandles[h]; |
| 456 | hdaOutput.Device = HdaOutputPorts[i].Device; |
| 457 | hdaOutput.Index = (UINT8)i; // safe cast : OutputPortsCount is <= 255. |
| 458 | AudioList.AddReference(hdaOutputPtr, true); |
| 459 | } |
| 460 | } |
| 461 | |
| 462 | Status = GetStoredOutput(); |
no test coverage detected