X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=ArmVirtPkg%2FLibrary%2FPlatformBootManagerLib%2FPlatformBm.c;h=bb07f5e22b753bd0739aa4bffe8c7257ea186ea3;hp=62cce6a01e1a8fb308380f643e7fd10cf59d6013;hb=8d1b281af3a35de4098a63dfe913efe09328acf0;hpb=c4add6b6e971e0bb3f276ed3636a083e782e96cc
diff --git a/ArmVirtPkg/Library/PlatformBootManagerLib/PlatformBm.c b/ArmVirtPkg/Library/PlatformBootManagerLib/PlatformBm.c
index 62cce6a01e..bb07f5e22b 100644
--- a/ArmVirtPkg/Library/PlatformBootManagerLib/PlatformBm.c
+++ b/ArmVirtPkg/Library/PlatformBootManagerLib/PlatformBm.c
@@ -3,7 +3,7 @@
Copyright (C) 2015-2016, Red Hat, Inc.
Copyright (c) 2014, ARM Ltd. All rights reserved.
- Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.
+ Copyright (c) 2004 - 2018, Intel Corporation. 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
@@ -865,3 +865,63 @@ PlatformBootManagerWaitCallback (
0
);
}
+
+/**
+ The function is called when no boot option could be launched,
+ including platform recovery options and options pointing to applications
+ built into firmware volumes.
+
+ If this function returns, BDS attempts to enter an infinite loop.
+**/
+VOID
+EFIAPI
+PlatformBootManagerUnableToBoot (
+ VOID
+ )
+{
+ EFI_STATUS Status;
+ EFI_INPUT_KEY Key;
+ EFI_BOOT_MANAGER_LOAD_OPTION BootManagerMenu;
+ UINTN Index;
+
+ //
+ // BootManagerMenu doesn't contain the correct information when return status
+ // is EFI_NOT_FOUND.
+ //
+ Status = EfiBootManagerGetBootManagerMenu (&BootManagerMenu);
+ if (EFI_ERROR (Status)) {
+ return;
+ }
+ //
+ // Normally BdsDxe does not print anything to the system console, but this is
+ // a last resort -- the end-user will likely not see any DEBUG messages
+ // logged in this situation.
+ //
+ // AsciiPrint() will NULL-check gST->ConOut internally. We check gST->ConIn
+ // here to see if it makes sense to request and wait for a keypress.
+ //
+ if (gST->ConIn != NULL) {
+ AsciiPrint (
+ "%a: No bootable option or device was found.\n"
+ "%a: Press any key to enter the Boot Manager Menu.\n",
+ gEfiCallerBaseName,
+ gEfiCallerBaseName
+ );
+ Status = gBS->WaitForEvent (1, &gST->ConIn->WaitForKey, &Index);
+ ASSERT_EFI_ERROR (Status);
+ ASSERT (Index == 0);
+
+ //
+ // Drain any queued keys.
+ //
+ while (!EFI_ERROR (gST->ConIn->ReadKeyStroke (gST->ConIn, &Key))) {
+ //
+ // just throw away Key
+ //
+ }
+ }
+
+ for (;;) {
+ EfiBootManagerBoot (&BootManagerMenu);
+ }
+}