1. Add Partial Keystroke Support in UsbKb drivers. See the Uefi2.3.1a chapter 11.2
Signed-off-by: qianouyang Reviewed-by: niruiyu vanjeff git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12494 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -296,10 +296,17 @@ UINT8 ModifierValueToEfiScanCodeConvertionTable[] = {
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SCAN_F10, // EFI_FUNCTION_KEY_TEN_MODIFIER
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SCAN_F11, // EFI_FUNCTION_KEY_ELEVEN_MODIFIER
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SCAN_F12, // EFI_FUNCTION_KEY_TWELVE_MODIFIER
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//
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// For Partial Keystroke support
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//
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SCAN_NULL, // EFI_PRINT_MODIFIER
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SCAN_NULL, // EFI_SYS_REQUEST_MODIFIER
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SCAN_NULL, // EFI_SCROLL_LOCK_MODIFIER
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SCAN_PAUSE // EFI_PAUSE_MODIFIER
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SCAN_PAUSE, // EFI_PAUSE_MODIFIER
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SCAN_NULL, // EFI_BREAK_MODIFIER
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SCAN_NULL, // EFI_LEFT_LOGO_MODIFIER
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SCAN_NULL, // EFI_RIGHT_LOGO_MODIFER
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SCAN_NULL, // EFI_MENU_MODIFER
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};
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/**
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@@ -507,7 +514,7 @@ FindUsbNsKey (
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LIST_ENTRY *Link;
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LIST_ENTRY *NsKeyList;
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USB_NS_KEY *UsbNsKey;
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NsKeyList = &UsbKeyboardDevice->NsKeyList;
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Link = GetFirstNode (NsKeyList);
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while (!IsNull (NsKeyList, Link)) {
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@@ -780,7 +787,7 @@ InitKeyboardLayout (
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//
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InstallDefaultKeyboardLayout (UsbKeyboardDevice);
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}
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return EFI_SUCCESS;
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}
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@@ -820,14 +827,14 @@ InitUSBKeyboard (
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// Assumed the first config is the correct one and this is not always the case
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//
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Status = UsbGetConfiguration (
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UsbKeyboardDevice->UsbIo,
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&ConfigValue,
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UsbKeyboardDevice->UsbIo,
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&ConfigValue,
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&TransferResult
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);
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if (EFI_ERROR (Status)) {
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ConfigValue = 0x01;
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}
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//
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// Uses default configuration to configure the USB Keyboard device.
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//
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@@ -891,7 +898,7 @@ InitUSBKeyboard (
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UsbKeyboardDevice->NumLockOn = FALSE;
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UsbKeyboardDevice->CapsOn = FALSE;
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UsbKeyboardDevice->ScrollOn = FALSE;
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UsbKeyboardDevice->LeftCtrlOn = FALSE;
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UsbKeyboardDevice->LeftAltOn = FALSE;
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UsbKeyboardDevice->LeftShiftOn = FALSE;
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@@ -1033,7 +1040,7 @@ KeyboardHandler (
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//
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// Delete & Submit this interrupt again
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// Handler of DelayedRecoveryEvent triggered by timer will re-submit the interrupt.
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// Handler of DelayedRecoveryEvent triggered by timer will re-submit the interrupt.
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//
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UsbIo->UsbAsyncInterruptTransfer (
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UsbIo,
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@@ -1382,12 +1389,10 @@ USBParseKey (
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case EFI_LEFT_CONTROL_MODIFIER:
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UsbKeyboardDevice->LeftCtrlOn = TRUE;
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UsbKeyboardDevice->CtrlOn = TRUE;
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continue;
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break;
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case EFI_RIGHT_CONTROL_MODIFIER:
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UsbKeyboardDevice->RightCtrlOn = TRUE;
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UsbKeyboardDevice->CtrlOn = TRUE;
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continue;
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break;
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//
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@@ -1396,12 +1401,10 @@ USBParseKey (
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case EFI_LEFT_SHIFT_MODIFIER:
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UsbKeyboardDevice->LeftShiftOn = TRUE;
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UsbKeyboardDevice->ShiftOn = TRUE;
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continue;
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break;
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case EFI_RIGHT_SHIFT_MODIFIER:
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UsbKeyboardDevice->RightShiftOn = TRUE;
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UsbKeyboardDevice->ShiftOn = TRUE;
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continue;
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break;
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//
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@@ -1410,12 +1413,10 @@ USBParseKey (
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case EFI_LEFT_ALT_MODIFIER:
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UsbKeyboardDevice->LeftAltOn = TRUE;
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UsbKeyboardDevice->AltOn = TRUE;
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continue;
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break;
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case EFI_RIGHT_ALT_MODIFIER:
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UsbKeyboardDevice->RightAltOn = TRUE;
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UsbKeyboardDevice->AltOn = TRUE;
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continue;
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break;
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//
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@@ -1445,7 +1446,6 @@ USBParseKey (
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case EFI_PRINT_MODIFIER:
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case EFI_SYS_REQUEST_MODIFIER:
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UsbKeyboardDevice->SysReqOn = TRUE;
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continue;
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break;
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//
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@@ -1461,7 +1461,6 @@ USBParseKey (
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//
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UsbKeyboardDevice->NumLockOn = (BOOLEAN) (!(UsbKeyboardDevice->NumLockOn));
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SetKeyLED (UsbKeyboardDevice);
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continue;
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break;
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case EFI_CAPS_LOCK_MODIFIER:
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@@ -1470,7 +1469,6 @@ USBParseKey (
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//
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UsbKeyboardDevice->CapsOn = (BOOLEAN) (!(UsbKeyboardDevice->CapsOn));
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SetKeyLED (UsbKeyboardDevice);
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continue;
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break;
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case EFI_SCROLL_LOCK_MODIFIER:
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@@ -1479,7 +1477,6 @@ USBParseKey (
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//
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UsbKeyboardDevice->ScrollOn = (BOOLEAN) (!(UsbKeyboardDevice->ScrollOn));
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SetKeyLED (UsbKeyboardDevice);
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continue;
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break;
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default:
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@@ -1529,18 +1526,11 @@ UsbKeyCodeToEfiInputKey (
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EFI_KEY_DESCRIPTOR *KeyDescriptor;
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LIST_ENTRY *Link;
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LIST_ENTRY *NotifyList;
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KEYBOARD_CONSOLE_IN_EX_NOTIFY *CurrentNotify;
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KEYBOARD_CONSOLE_IN_EX_NOTIFY *CurrentNotify;
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//
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// KeyCode must in the range of 0x4 to 0x65
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// KeyCode must in the range of [0x4, 0x65] or [0xe0, 0xe7].
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//
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if (!USBKBD_VALID_KEYCODE (KeyCode)) {
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return EFI_INVALID_PARAMETER;
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}
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if ((KeyCode - 4) >= NUMBER_OF_VALID_NON_MODIFIER_USB_KEYCODE) {
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return EFI_INVALID_PARAMETER;
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}
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KeyDescriptor = GetKeyDescriptor (UsbKeyboardDevice, KeyCode);
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ASSERT (KeyDescriptor != NULL);
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@@ -1618,7 +1608,7 @@ UsbKeyCodeToEfiInputKey (
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if ((UsbKeyboardDevice->NumLockOn) && (!(UsbKeyboardDevice->ShiftOn))) {
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KeyData->Key.ScanCode = SCAN_NULL;
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} else {
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KeyData->Key.UnicodeChar = 0x00;
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KeyData->Key.UnicodeChar = CHAR_NULL;
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}
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}
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@@ -1627,14 +1617,16 @@ UsbKeyCodeToEfiInputKey (
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//
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if (KeyData->Key.UnicodeChar == 0x1B && KeyData->Key.ScanCode == SCAN_NULL) {
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KeyData->Key.ScanCode = SCAN_ESC;
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KeyData->Key.UnicodeChar = 0x00;
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KeyData->Key.UnicodeChar = CHAR_NULL;
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}
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//
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// Not valid for key without both unicode key code and EFI Scan Code.
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//
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if (KeyData->Key.UnicodeChar == 0 && KeyData->Key.ScanCode == SCAN_NULL) {
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if (!UsbKeyboardDevice->IsSupportPartialKey) {
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return EFI_NOT_READY;
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}
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}
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//
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@@ -1683,14 +1675,16 @@ UsbKeyCodeToEfiInputKey (
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if (UsbKeyboardDevice->CapsOn) {
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KeyData->KeyState.KeyToggleState |= EFI_CAPS_LOCK_ACTIVE;
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}
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if (UsbKeyboardDevice->IsSupportPartialKey) {
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KeyData->KeyState.KeyToggleState |= EFI_KEY_STATE_EXPOSED;
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}
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//
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// Invoke notification functions if the key is registered.
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//
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NotifyList = &UsbKeyboardDevice->NotifyList;
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for (Link = GetFirstNode (NotifyList); !IsNull (NotifyList, Link); Link = GetNextNode (NotifyList, Link)) {
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CurrentNotify = CR (Link, KEYBOARD_CONSOLE_IN_EX_NOTIFY, NotifyEntry, USB_KB_CONSOLE_IN_EX_NOTIFY_SIGNATURE);
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if (IsKeyRegistered (&CurrentNotify->KeyData, KeyData)) {
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if (IsKeyRegistered (&CurrentNotify->KeyData, KeyData)) {
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CurrentNotify->KeyNotificationFn (KeyData);
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}
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}
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