diff options
Diffstat (limited to 'UnixPkg/UnixUgaDxe/UnixUgaInput.c')
| -rw-r--r-- | UnixPkg/UnixUgaDxe/UnixUgaInput.c | 209 |
1 files changed, 204 insertions, 5 deletions
diff --git a/UnixPkg/UnixUgaDxe/UnixUgaInput.c b/UnixPkg/UnixUgaDxe/UnixUgaInput.c index f37c086cbc..4415e04b44 100644 --- a/UnixPkg/UnixUgaDxe/UnixUgaInput.c +++ b/UnixPkg/UnixUgaDxe/UnixUgaInput.c @@ -1,6 +1,7 @@ /*++ Copyright (c) 2006, Intel Corporation. All rights reserved.<BR> +Portions copyright (c) 2010, Apple, Inc. All rights reserved. This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License which accompanies this distribution. The full text of the license may be found at @@ -57,7 +58,7 @@ Returns: --*/ { UGA_PRIVATE_DATA *Private; - EFI_INPUT_KEY Key; + EFI_KEY_DATA Key; EFI_TPL OldTpl; Private = UGA_PRIVATE_DATA_FROM_TEXT_IN_THIS (This); @@ -73,7 +74,7 @@ Returns: // // A reset is draining the Queue // - while (Private->UgaIo->UgaGetKey(Private->UgaIo, &Key) == EFI_SUCCESS) + while (Private->UgaIo->UgaGetKey (Private->UgaIo, &Key) == EFI_SUCCESS) ; // @@ -87,7 +88,7 @@ EFI_STATUS EFIAPI UnixUgaSimpleTextInReadKeyStroke ( IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This, - OUT EFI_INPUT_KEY *Key + OUT EFI_INPUT_KEY *Key ) /*++ @@ -109,7 +110,8 @@ Returns: UGA_PRIVATE_DATA *Private; EFI_STATUS Status; EFI_TPL OldTpl; - + EFI_KEY_DATA KeyData; + Private = UGA_PRIVATE_DATA_FROM_TEXT_IN_THIS (This); if (Private->UgaIo == NULL) { return EFI_NOT_READY; @@ -120,7 +122,9 @@ Returns: // OldTpl = gBS->RaiseTPL (TPL_NOTIFY); - Status = Private->UgaIo->UgaGetKey(Private->UgaIo, Key); + Status = Private->UgaIo->UgaGetKey(Private->UgaIo, &KeyData); + CopyMem (Key, &KeyData, sizeof (EFI_INPUT_KEY)); + // // Leave critical section and return // @@ -179,6 +183,156 @@ Returns: gBS->RestoreTPL (OldTpl); } +// +// Simple Pointer implementation. +// + +EFI_STATUS +EFIAPI +UnixUgaSimplePointerReset ( + IN EFI_SIMPLE_POINTER_PROTOCOL *This, + IN BOOLEAN ExtendedVerification + ) +/*++ + +Routine Description: + + TODO: Add function description + +Arguments: + + This - TODO: add argument description + ExtendedVerification - TODO: add argument description + +Returns: + + EFI_SUCCESS - TODO: Add description for return value + +--*/ +{ + UGA_PRIVATE_DATA *Private; + EFI_SIMPLE_POINTER_STATE State; + EFI_TPL OldTpl; + + Private = UGA_PRIVATE_DATA_FROM_POINTER_THIS (This); + if (Private->UgaIo == NULL) { + return EFI_SUCCESS; + } + + // + // Enter critical section + // + OldTpl = gBS->RaiseTPL (TPL_NOTIFY); + + // + // A reset is draining the Queue + // + while (Private->UgaIo->UgaGetPointerState(Private->UgaIo, &State) == EFI_SUCCESS) + ; + + // + // Leave critical section and return + // + gBS->RestoreTPL (OldTpl); + return EFI_SUCCESS; +} + +EFI_STATUS +EFIAPI +UnixUgaSimplePointerGetState ( + IN EFI_SIMPLE_POINTER_PROTOCOL *This, + IN OUT EFI_SIMPLE_POINTER_STATE *State + ) +/*++ + +Routine Description: + + TODO: Add function description + +Arguments: + + This - TODO: add argument description + Key - TODO: add argument description + +Returns: + + TODO: add return values + +--*/ +{ + UGA_PRIVATE_DATA *Private; + EFI_STATUS Status; + EFI_TPL OldTpl; + + Private = UGA_PRIVATE_DATA_FROM_POINTER_THIS (This); + if (Private->UgaIo == NULL) { + return EFI_NOT_READY; + } + + // + // Enter critical section + // + OldTpl = gBS->RaiseTPL (TPL_NOTIFY); + + Status = Private->UgaIo->UgaGetPointerState(Private->UgaIo, State); + // + // Leave critical section and return + // + gBS->RestoreTPL (OldTpl); + + return Status; +} + +VOID +EFIAPI +UnixUgaSimplePointerWaitForInput ( + IN EFI_EVENT Event, + IN VOID *Context + ) +/*++ + +Routine Description: + + TODO: Add function description + +Arguments: + + Event - TODO: add argument description + Context - TODO: add argument description + +Returns: + + TODO: add return values + +--*/ +{ + UGA_PRIVATE_DATA *Private; + EFI_STATUS Status; + EFI_TPL OldTpl; + + Private = (UGA_PRIVATE_DATA *) Context; + if (Private->UgaIo == NULL) { + return; + } + + // + // Enter critical section + // + OldTpl = gBS->RaiseTPL (TPL_NOTIFY); + + Status = Private->UgaIo->UgaCheckPointer(Private->UgaIo); + if (!EFI_ERROR (Status)) { + // + // If the pointer state has changed, signal our event. + // + gBS->SignalEvent (Event); + } + // + // Leave critical section and return + // + gBS->RestoreTPL (OldTpl); +} + EFI_STATUS UnixUgaInitializeSimpleTextInForWindow ( IN UGA_PRIVATE_DATA *Private @@ -217,3 +371,48 @@ Returns: return Status; } + +EFI_STATUS +UnixUgaInitializeSimplePointerForWindow ( + IN UGA_PRIVATE_DATA *Private + ) +/*++ + +Routine Description: + + TODO: Add function description + +Arguments: + + Private - TODO: add argument description + +Returns: + + TODO: add return values + +--*/ +{ + EFI_STATUS Status; + + // + // Initialize Simple Pointer protoocol + // + Private->PointerMode.ResolutionX = 1; + Private->PointerMode.ResolutionY = 1; + Private->PointerMode.LeftButton = TRUE; + Private->PointerMode.RightButton = TRUE; + + Private->SimplePointer.Reset = UnixUgaSimplePointerReset; + Private->SimplePointer.GetState = UnixUgaSimplePointerGetState; + Private->SimplePointer.Mode = &Private->PointerMode; + + Status = gBS->CreateEvent ( + EVT_NOTIFY_WAIT, + TPL_NOTIFY, + UnixUgaSimplePointerWaitForInput, + Private, + &Private->SimplePointer.WaitForInput + ); + + return Status; +} |