diff options
| author | dtang2 <dtang2@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-11-08 03:12:19 +0000 |
|---|---|---|
| committer | dtang2 <dtang2@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-11-08 03:12:19 +0000 |
| commit | 9e0e49fc76ce84779b34cf11a4bced3911df0391 (patch) | |
| tree | a5d3e5823496ec8a9b16f2acf28d0217d10e8c9a /EdkNt32Pkg/Library | |
| parent | 99125b466d093f5a528642aa996da05ef9ec1acd (diff) | |
| download | edk2-platforms-9e0e49fc76ce84779b34cf11a4bced3911df0391.tar.xz | |
Bug fix for "Tiano BIOS needs to implement an automatic reboot when BIOS settings are changed"
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1913 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'EdkNt32Pkg/Library')
| -rw-r--r-- | EdkNt32Pkg/Library/EdkGenericBdsLib/BdsMisc.c | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/EdkNt32Pkg/Library/EdkGenericBdsLib/BdsMisc.c b/EdkNt32Pkg/Library/EdkGenericBdsLib/BdsMisc.c index 576ae7237f..def31023c0 100644 --- a/EdkNt32Pkg/Library/EdkGenericBdsLib/BdsMisc.c +++ b/EdkNt32Pkg/Library/EdkGenericBdsLib/BdsMisc.c @@ -19,6 +19,9 @@ Abstract: --*/
+#define MAX_STRING_LEN 200
+static BOOLEAN mFeaturerSwitch = TRUE;
+static BOOLEAN mResetRequired = FALSE;
extern UINT16 gPlatformBootTimeOutDefault;
UINT16
@@ -762,3 +765,218 @@ Returns: return Status;
}
+
+//
+// Following are BDS Lib functions which contain all the code about setup browser reset reminder feature.
+// Setup Browser reset reminder feature is that an reset reminder will be given before user leaves the setup browser if
+// user change any option setting which needs a reset to be effective, and the reset will be applied according to the user selection.
+//
+
+VOID
+EnableResetReminderFeature (
+ VOID
+ )
+/*++
+
+Routine Description:
+
+ Enable the setup browser reset reminder feature.
+ This routine is used in platform tip. If the platform policy need the feature, use the routine to enable it.
+
+Arguments:
+
+ VOID
+
+Returns:
+
+ VOID
+
+--*/
+{
+ mFeaturerSwitch = TRUE;
+}
+
+VOID
+DisableResetReminderFeature (
+ VOID
+ )
+/*++
+
+Routine Description:
+
+ Disable the setup browser reset reminder feature.
+ This routine is used in platform tip. If the platform policy do not want the feature, use the routine to disable it.
+
+Arguments:
+
+ VOID
+
+Returns:
+
+ VOID
+
+--*/
+{
+ mFeaturerSwitch = FALSE;
+}
+
+VOID
+EnableResetRequired (
+ VOID
+ )
+/*++
+
+Routine Description:
+
+ Record the info that a reset is required.
+ A module boolean variable is used to record whether a reset is required.
+
+Arguments:
+
+ VOID
+
+Returns:
+
+ VOID
+
+--*/
+{
+ mResetRequired = TRUE;
+}
+
+VOID
+DisableResetRequired (
+ VOID
+ )
+/*++
+
+Routine Description:
+
+ Record the info that no reset is required.
+ A module boolean variable is used to record whether a reset is required.
+
+Arguments:
+
+ VOID
+
+Returns:
+
+ VOID
+
+--*/
+{
+ mResetRequired = FALSE;
+}
+
+BOOLEAN
+IsResetReminderFeatureEnable (
+ VOID
+ )
+/*++
+
+Routine Description:
+
+ Check whether platform policy enable the reset reminder feature. The default is enabled.
+
+Arguments:
+
+ VOID
+
+Returns:
+
+ VOID
+
+--*/
+{
+ return mFeaturerSwitch;
+}
+
+BOOLEAN
+IsResetRequired (
+ VOID
+ )
+/*++
+
+Routine Description:
+
+ Check if user changed any option setting which needs a system reset to be effective.
+
+Arguments:
+
+ VOID
+
+Returns:
+
+ VOID
+
+--*/
+{
+ return mResetRequired;
+}
+
+VOID
+SetupResetReminder (
+ VOID
+ )
+/*++
+
+Routine Description:
+
+ Check whether a reset is needed, and finish the reset reminder feature.
+ If a reset is needed, Popup a menu to notice user, and finish the feature
+ according to the user selection.
+
+Arguments:
+
+ VOID
+
+Returns:
+
+ VOID
+
+--*/
+{
+ EFI_STATUS Status;
+ EFI_FORM_BROWSER_PROTOCOL *Browser;
+ EFI_INPUT_KEY Key;
+ CHAR16 *StringBuffer1;
+ CHAR16 *StringBuffer2;
+
+
+ //
+ //check any reset required change is applied? if yes, reset system
+ //
+ if (IsResetReminderFeatureEnable ()) {
+ if (IsResetRequired ()) {
+
+ Status = gBS->LocateProtocol (
+ &gEfiFormBrowserProtocolGuid,
+ NULL,
+ &Browser
+ );
+
+ StringBuffer1 = AllocateZeroPool (MAX_STRING_LEN * sizeof (CHAR16));
+ ASSERT (StringBuffer1 != NULL);
+ StringBuffer2 = AllocateZeroPool (MAX_STRING_LEN * sizeof (CHAR16));
+ ASSERT (StringBuffer2 != NULL);
+ StrCpy (StringBuffer1, L"Configuration changed. Reset to apply it Now ? ");
+ StrCpy (StringBuffer2, L"Enter (YES) / Esc (NO)");
+ //
+ // Popup a menu to notice user
+ //
+ do {
+ Browser->CreatePopUp (2, TRUE, 0, NULL, &Key, StringBuffer1, StringBuffer2);
+ } while ((Key.ScanCode != SCAN_ESC) && (Key.UnicodeChar != CHAR_CARRIAGE_RETURN));
+
+ gBS->FreePool (StringBuffer1);
+ gBS->FreePool (StringBuffer2);
+ //
+ // If the user hits the YES Response key, reset
+ //
+ if ((Key.UnicodeChar == CHAR_CARRIAGE_RETURN)) {
+ gRT->ResetSystem (EfiResetCold, EFI_SUCCESS, 0, NULL);
+ }
+ gST->ConOut->ClearScreen (gST->ConOut);
+ }
+ }
+}
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