diff options
Diffstat (limited to 'Nt32Pkg/WinNtGopDxe/WinNtGopInput.c')
| -rw-r--r-- | Nt32Pkg/WinNtGopDxe/WinNtGopInput.c | 281 |
1 files changed, 192 insertions, 89 deletions
diff --git a/Nt32Pkg/WinNtGopDxe/WinNtGopInput.c b/Nt32Pkg/WinNtGopDxe/WinNtGopInput.c index 215f95ae93..3b91da8f9f 100644 --- a/Nt32Pkg/WinNtGopDxe/WinNtGopInput.c +++ b/Nt32Pkg/WinNtGopDxe/WinNtGopInput.c @@ -1,6 +1,6 @@ /** @file
-Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
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
@@ -42,14 +42,13 @@ Abstract: **/
EFI_STATUS
GopPrivateCreateQ (
- IN GOP_PRIVATE_DATA *Private
+ IN GOP_PRIVATE_DATA *Private,
+ IN GOP_QUEUE_FIXED *Queue
)
{
- Private->WinNtThunk->InitializeCriticalSection (&Private->QCriticalSection);
-
- Private->Queue.Front = 0;
- Private->Queue.Rear = MAX_Q - 1;
- Private->Queue.Count = 0;
+ Private->WinNtThunk->InitializeCriticalSection (&Queue->Cs);
+ Queue->Front = 0;
+ Queue->Rear = 0;
return EFI_SUCCESS;
}
@@ -64,11 +63,13 @@ GopPrivateCreateQ ( **/
EFI_STATUS
GopPrivateDestroyQ (
- IN GOP_PRIVATE_DATA *Private
+ IN GOP_PRIVATE_DATA *Private,
+ IN GOP_QUEUE_FIXED *Queue
)
{
- Private->Queue.Count = 0;
- Private->WinNtThunk->DeleteCriticalSection (&Private->QCriticalSection);
+ Queue->Front = 0;
+ Queue->Rear = 0;
+ Private->WinNtThunk->DeleteCriticalSection (&Queue->Cs);
return EFI_SUCCESS;
}
@@ -85,22 +86,22 @@ GopPrivateDestroyQ ( **/
EFI_STATUS
GopPrivateAddQ (
- IN GOP_PRIVATE_DATA *Private,
- IN EFI_INPUT_KEY Key
+ IN GOP_PRIVATE_DATA *Private,
+ IN GOP_QUEUE_FIXED *Queue,
+ IN EFI_KEY_DATA *KeyData
)
{
- Private->WinNtThunk->EnterCriticalSection (&Private->QCriticalSection);
+ Private->WinNtThunk->EnterCriticalSection (&Queue->Cs);
- if (Private->Queue.Count == MAX_Q) {
- Private->WinNtThunk->LeaveCriticalSection (&Private->QCriticalSection);
+ if ((Queue->Rear + 1) % MAX_Q == Queue->Front) {
+ Private->WinNtThunk->LeaveCriticalSection (&Queue->Cs);
return EFI_NOT_READY;
}
- Private->Queue.Rear = (Private->Queue.Rear + 1) % MAX_Q;
- Private->Queue.Q[Private->Queue.Rear] = Key;
- Private->Queue.Count++;
+ CopyMem (&Queue->Q[Queue->Rear], KeyData, sizeof (EFI_KEY_DATA));
+ Queue->Rear = (Queue->Rear + 1) % MAX_Q;
- Private->WinNtThunk->LeaveCriticalSection (&Private->QCriticalSection);
+ Private->WinNtThunk->LeaveCriticalSection (&Queue->Cs);
return EFI_SUCCESS;
}
@@ -118,21 +119,21 @@ GopPrivateAddQ ( EFI_STATUS
GopPrivateDeleteQ (
IN GOP_PRIVATE_DATA *Private,
- OUT EFI_INPUT_KEY *Key
+ IN GOP_QUEUE_FIXED *Queue,
+ OUT EFI_KEY_DATA *Key
)
{
- Private->WinNtThunk->EnterCriticalSection (&Private->QCriticalSection);
+ Private->WinNtThunk->EnterCriticalSection (&Queue->Cs);
- if (Private->Queue.Count == 0) {
- Private->WinNtThunk->LeaveCriticalSection (&Private->QCriticalSection);
+ if (Queue->Front == Queue->Rear) {
+ Private->WinNtThunk->LeaveCriticalSection (&Queue->Cs);
return EFI_NOT_READY;
}
- *Key = Private->Queue.Q[Private->Queue.Front];
- Private->Queue.Front = (Private->Queue.Front + 1) % MAX_Q;
- Private->Queue.Count--;
+ CopyMem (Key, &Queue->Q[Queue->Front], sizeof (EFI_KEY_DATA));
+ Queue->Front = (Queue->Front + 1) % MAX_Q;
- Private->WinNtThunk->LeaveCriticalSection (&Private->QCriticalSection);
+ Private->WinNtThunk->LeaveCriticalSection (&Queue->Cs);
return EFI_SUCCESS;
}
@@ -148,10 +149,10 @@ GopPrivateDeleteQ ( **/
EFI_STATUS
GopPrivateCheckQ (
- IN GOP_PRIVATE_DATA *Private
+ IN GOP_QUEUE_FIXED *Queue
)
{
- if (Private->Queue.Count == 0) {
+ if (Queue->Front == Queue->Rear) {
return EFI_NOT_READY;
}
@@ -237,12 +238,130 @@ Returns: NotifyEntry,
WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY_SIGNATURE
);
- if (GopPrivateIsKeyRegistered (&CurrentNotify->KeyData, KeyData)) {
+ if (GopPrivateIsKeyRegistered (&CurrentNotify->KeyData, KeyData)) {
CurrentNotify->KeyNotificationFn (KeyData);
}
}
}
+VOID
+WinNtGopSimpleTextInTimerHandler (
+ IN EFI_EVENT Event,
+ IN GOP_PRIVATE_DATA *Private
+ )
+{
+ EFI_KEY_DATA KeyData;
+
+ while (GopPrivateDeleteQ (Private, &Private->QueueForNotify, &KeyData) == EFI_SUCCESS) {
+ GopPrivateInvokeRegisteredFunction (Private, &KeyData);
+ }
+}
+
+/**
+ TODO: Add function description
+
+ @param Private TODO: add argument description
+ @param Key TODO: add argument description
+
+ @retval EFI_NOT_READY TODO: Add description for return value
+ @retval EFI_SUCCESS TODO: Add description for return value
+
+**/
+EFI_STATUS
+GopPrivateAddKey (
+ IN GOP_PRIVATE_DATA *Private,
+ IN EFI_INPUT_KEY Key
+ )
+{
+ EFI_KEY_DATA KeyData;
+
+ KeyData.Key = Key;
+
+ KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID;
+ KeyData.KeyState.KeyToggleState = EFI_TOGGLE_STATE_VALID;
+
+ //
+ // Record Key shift state and toggle state
+ //
+ if (Private->LeftCtrl) {
+ KeyData.KeyState.KeyShiftState |= EFI_LEFT_CONTROL_PRESSED;
+ }
+ if (Private->RightCtrl) {
+ KeyData.KeyState.KeyShiftState |= EFI_RIGHT_CONTROL_PRESSED;
+ }
+ if (Private->LeftAlt) {
+ KeyData.KeyState.KeyShiftState |= EFI_LEFT_ALT_PRESSED;
+ }
+ if (Private->RightAlt) {
+ KeyData.KeyState.KeyShiftState |= EFI_RIGHT_ALT_PRESSED;
+ }
+ if (Private->LeftShift) {
+ KeyData.KeyState.KeyShiftState |= EFI_LEFT_SHIFT_PRESSED;
+ }
+ if (Private->RightShift) {
+ KeyData.KeyState.KeyShiftState |= EFI_RIGHT_SHIFT_PRESSED;
+ }
+ if (Private->LeftLogo) {
+ KeyData.KeyState.KeyShiftState |= EFI_LEFT_LOGO_PRESSED;
+ }
+ if (Private->RightLogo) {
+ KeyData.KeyState.KeyShiftState |= EFI_RIGHT_LOGO_PRESSED;
+ }
+ if (Private->Menu) {
+ KeyData.KeyState.KeyShiftState |= EFI_MENU_KEY_PRESSED;
+ }
+ if (Private->SysReq) {
+ KeyData.KeyState.KeyShiftState |= EFI_SYS_REQ_PRESSED;
+ }
+ if (Private->CapsLock) {
+ KeyData.KeyState.KeyToggleState |= EFI_CAPS_LOCK_ACTIVE;
+ }
+ if (Private->NumLock) {
+ KeyData.KeyState.KeyToggleState |= EFI_NUM_LOCK_ACTIVE;
+ }
+ if (Private->ScrollLock) {
+ KeyData.KeyState.KeyToggleState |= EFI_SCROLL_LOCK_ACTIVE;
+ }
+
+ //
+ // Convert Ctrl+[1-26] to Ctrl+[A-Z]
+ //
+ if ((Private->LeftCtrl || Private->RightCtrl) &&
+ (KeyData.Key.UnicodeChar >= 1) && (KeyData.Key.UnicodeChar <= 26)
+ ) {
+ if ((Private->LeftShift || Private->RightShift) == Private->CapsLock) {
+ KeyData.Key.UnicodeChar = KeyData.Key.UnicodeChar + L'a' - 1;
+ } else {
+ KeyData.Key.UnicodeChar = KeyData.Key.UnicodeChar + L'A' - 1;
+ }
+ }
+
+ //
+ // Unmask the Shift bit for printable char
+ //
+ if (((KeyData.Key.UnicodeChar >= L'a') && (KeyData.Key.UnicodeChar <= L'z')) ||
+ ((KeyData.Key.UnicodeChar >= L'A') && (KeyData.Key.UnicodeChar <= L'Z'))
+ ) {
+ KeyData.KeyState.KeyShiftState &= ~(EFI_LEFT_SHIFT_PRESSED | EFI_RIGHT_SHIFT_PRESSED);
+ }
+
+ GopPrivateAddQ (Private, &Private->QueueForNotify, &KeyData);
+
+ //
+ // Convert Ctrl+[A-Z] to Ctrl+[1-26]
+ //
+ if (Private->LeftCtrl || Private->RightCtrl) {
+ if ((KeyData.Key.UnicodeChar >= L'a') && (KeyData.Key.UnicodeChar <= L'z')) {
+ KeyData.Key.UnicodeChar = KeyData.Key.UnicodeChar - L'a' + 1;
+ } else if ((KeyData.Key.UnicodeChar >= L'A') && (KeyData.Key.UnicodeChar <= L'Z')) {
+ KeyData.Key.UnicodeChar = KeyData.Key.UnicodeChar - L'A' + 1;
+ }
+ }
+ GopPrivateAddQ (Private, &Private->QueueForRead, &KeyData);
+
+ return EFI_SUCCESS;
+}
+
EFI_STATUS
GopPrivateUpdateStatusLight (
IN GOP_PRIVATE_DATA *Private
@@ -294,7 +413,7 @@ Returns: --*/
{
- EFI_INPUT_KEY Key;
+ EFI_KEY_DATA KeyData;
EFI_TPL OldTpl;
//
@@ -305,7 +424,9 @@ Returns: //
// A reset is draining the Queue
//
- while (GopPrivateDeleteQ (Private, &Key) == EFI_SUCCESS)
+ while (GopPrivateDeleteQ (Private, &Private->QueueForRead, &KeyData) == EFI_SUCCESS)
+ ;
+ while (GopPrivateDeleteQ (Private, &Private->QueueForNotify, &KeyData) == EFI_SUCCESS)
;
Private->LeftShift = FALSE;
@@ -371,69 +492,22 @@ GopPrivateReadKeyStrokeWorker ( //
OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
- Status = GopPrivateCheckQ (Private);
+ //
+ // Call hot key callback before telling caller there is a key available
+ //
+ WinNtGopSimpleTextInTimerHandler (NULL, Private);
+
+ Status = GopPrivateCheckQ (&Private->QueueForRead);
if (!EFI_ERROR (Status)) {
//
// If a Key press exists try and read it.
//
- Status = GopPrivateDeleteQ (Private, &KeyData->Key);
+ Status = GopPrivateDeleteQ (Private, &Private->QueueForRead, KeyData);
if (!EFI_ERROR (Status)) {
//
- // Record Key shift state and toggle state
- //
- if (Private->LeftCtrl) {
- Private->KeyState.KeyShiftState |= EFI_LEFT_CONTROL_PRESSED;
- }
- if (Private->RightCtrl) {
- Private->KeyState.KeyShiftState |= EFI_RIGHT_CONTROL_PRESSED;
- }
- if (Private->LeftAlt) {
- Private->KeyState.KeyShiftState |= EFI_LEFT_ALT_PRESSED;
- }
- if (Private->RightAlt) {
- Private->KeyState.KeyShiftState |= EFI_RIGHT_ALT_PRESSED;
- }
- if (Private->LeftShift) {
- Private->KeyState.KeyShiftState |= EFI_LEFT_SHIFT_PRESSED;
- }
- if (Private->RightShift) {
- Private->KeyState.KeyShiftState |= EFI_RIGHT_SHIFT_PRESSED;
- }
- if (Private->LeftLogo) {
- Private->KeyState.KeyShiftState |= EFI_LEFT_LOGO_PRESSED;
- }
- if (Private->RightLogo) {
- Private->KeyState.KeyShiftState |= EFI_RIGHT_LOGO_PRESSED;
- }
- if (Private->Menu) {
- Private->KeyState.KeyShiftState |= EFI_MENU_KEY_PRESSED;
- }
- if (Private->SysReq) {
- Private->KeyState.KeyShiftState |= EFI_SYS_REQ_PRESSED;
- }
- if (Private->CapsLock) {
- Private->KeyState.KeyToggleState |= EFI_CAPS_LOCK_ACTIVE;
- }
- if (Private->NumLock) {
- Private->KeyState.KeyToggleState |= EFI_NUM_LOCK_ACTIVE;
- }
- if (Private->ScrollLock) {
- Private->KeyState.KeyToggleState |= EFI_SCROLL_LOCK_ACTIVE;
- }
-
- KeyData->KeyState.KeyShiftState = Private->KeyState.KeyShiftState;
- KeyData->KeyState.KeyToggleState = Private->KeyState.KeyToggleState;
-
- Private->KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID;
- Private->KeyState.KeyToggleState = EFI_TOGGLE_STATE_VALID;
-
- //
// Leave critical section and return
//
gBS->RestoreTPL (OldTpl);
-
- GopPrivateInvokeRegisteredFunction (Private, KeyData);
-
return EFI_SUCCESS;
}
}
@@ -536,8 +610,13 @@ WinNtGopSimpleTextInWaitForKey ( // Enter critical section
//
OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
+
+ //
+ // Call hot key callback before telling caller there is a key available
+ //
+ WinNtGopSimpleTextInTimerHandler (NULL, Private);
- Status = GopPrivateCheckQ (Private);
+ Status = GopPrivateCheckQ (&Private->QueueForRead);
if (!EFI_ERROR (Status)) {
//
// If a there is a key in the queue signal our event.
@@ -827,6 +906,7 @@ WinNtGopSimpleTextInExUnregisterKeyNotify ( return EFI_INVALID_PARAMETER;
}
+
/**
TODO: Add function description
@@ -842,7 +922,8 @@ WinNtGopInitializeSimpleTextInForWindow ( {
EFI_STATUS Status;
- GopPrivateCreateQ (Private);
+ GopPrivateCreateQ (Private, &Private->QueueForRead);
+ GopPrivateCreateQ (Private, &Private->QueueForNotify);
//
// Initialize Simple Text In protoocol
@@ -878,6 +959,24 @@ WinNtGopInitializeSimpleTextInForWindow ( );
ASSERT_EFI_ERROR (Status);
+ //
+ // Create the Timer to trigger hot key notifications
+ //
+ Status = gBS->CreateEvent (
+ EVT_TIMER | EVT_NOTIFY_SIGNAL,
+ TPL_NOTIFY,
+ WinNtGopSimpleTextInTimerHandler,
+ Private,
+ &Private->TimerEvent
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ Status = gBS->SetTimer (
+ Private->TimerEvent,
+ TimerPeriodic,
+ KEYBOARD_TIMER_INTERVAL
+ );
+ ASSERT_EFI_ERROR (Status);
return Status;
}
@@ -897,6 +996,10 @@ WinNtGopDestroySimpleTextInForWindow ( IN GOP_PRIVATE_DATA *Private
)
{
- GopPrivateDestroyQ (Private);
+ gBS->CloseEvent (Private->TimerEvent);
+
+ GopPrivateDestroyQ (Private, &Private->QueueForRead);
+ GopPrivateDestroyQ (Private, &Private->QueueForNotify);
+
return EFI_SUCCESS;
}
|