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| author | Ruiyu Ni <ruiyu.ni@intel.com> | 2017-01-10 13:25:27 +0800 |
|---|---|---|
| committer | Ruiyu Ni <ruiyu.ni@intel.com> | 2017-01-11 17:25:26 +0800 |
| commit | b7cf1c07479bbe5a3d5fd3c944b2ab76f740c072 (patch) | |
| tree | 5ad62d855a875ab782c275d870cc3f2ad37871a6 /MdeModulePkg/Universal/Console/TerminalDxe | |
| parent | 802c39b03bdfddfea7c70545a9479d4418d5deaa (diff) | |
| download | edk2-b7cf1c07479bbe5a3d5fd3c944b2ab76f740c072.zip edk2-b7cf1c07479bbe5a3d5fd3c944b2ab76f740c072.tar.gz edk2-b7cf1c07479bbe5a3d5fd3c944b2ab76f740c072.tar.bz2 | |
MdeModulePkg/TerminalDxe: Separate state machine start/stop logic
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
Diffstat (limited to 'MdeModulePkg/Universal/Console/TerminalDxe')
| -rw-r--r-- | MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c | 85 |
1 files changed, 59 insertions, 26 deletions
diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c index 129d7b3..b8dcf0c 100644 --- a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c +++ b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c @@ -488,6 +488,63 @@ InitializeTerminalConsoleTextMode ( }
/**
+ Stop the terminal state machine.
+
+ @param TerminalDevice The terminal device.
+**/
+VOID
+StopTerminalStateMachine (
+ TERMINAL_DEV *TerminalDevice
+ )
+{
+ EFI_TPL OriginalTpl;
+
+ OriginalTpl = gBS->RaiseTPL (TPL_NOTIFY);
+
+ gBS->CloseEvent (TerminalDevice->TimerEvent);
+ gBS->CloseEvent (TerminalDevice->TwoSecondTimeOut);
+
+ gBS->RestoreTPL (OriginalTpl);
+}
+
+/**
+ Start the terminal state machine.
+
+ @param TerminalDevice The terminal device.
+**/
+VOID
+StartTerminalStateMachine (
+ TERMINAL_DEV *TerminalDevice
+ )
+{
+ EFI_STATUS Status;
+ Status = gBS->CreateEvent (
+ EVT_TIMER | EVT_NOTIFY_SIGNAL,
+ TPL_NOTIFY,
+ TerminalConInTimerHandler,
+ TerminalDevice,
+ &TerminalDevice->TimerEvent
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ Status = gBS->SetTimer (
+ TerminalDevice->TimerEvent,
+ TimerPeriodic,
+ KEYBOARD_TIMER_INTERVAL
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ Status = gBS->CreateEvent (
+ EVT_TIMER,
+ TPL_CALLBACK,
+ NULL,
+ NULL,
+ &TerminalDevice->TwoSecondTimeOut
+ );
+ ASSERT_EFI_ERROR (Status);
+}
+
+/**
Initialize the controller name table.
@param TerminalType The terminal type.
@@ -893,30 +950,7 @@ TerminalDriverBindingStart ( goto ReportError;
}
- Status = gBS->CreateEvent (
- EVT_TIMER | EVT_NOTIFY_SIGNAL,
- TPL_NOTIFY,
- TerminalConInTimerHandler,
- TerminalDevice,
- &TerminalDevice->TimerEvent
- );
- ASSERT_EFI_ERROR (Status);
-
- Status = gBS->SetTimer (
- TerminalDevice->TimerEvent,
- TimerPeriodic,
- KEYBOARD_TIMER_INTERVAL
- );
- ASSERT_EFI_ERROR (Status);
-
- Status = gBS->CreateEvent (
- EVT_TIMER,
- TPL_CALLBACK,
- NULL,
- NULL,
- &TerminalDevice->TwoSecondTimeOut
- );
- ASSERT_EFI_ERROR (Status);
+ StartTerminalStateMachine (TerminalDevice);
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
@@ -1326,8 +1360,7 @@ TerminalDriverBindingStop ( FreeUnicodeStringTable (TerminalDevice->ControllerNameTable);
}
- gBS->CloseEvent (TerminalDevice->TimerEvent);
- gBS->CloseEvent (TerminalDevice->TwoSecondTimeOut);
+ StopTerminalStateMachine (TerminalDevice);
gBS->CloseEvent (TerminalDevice->SimpleInput.WaitForKey);
gBS->CloseEvent (TerminalDevice->SimpleInputEx.WaitForKeyEx);
gBS->CloseEvent (TerminalDevice->KeyNotifyProcessEvent);
|