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ArmVirtPkg/PlatformBDS: Implement PlatformBootManagerUnableToBoot 

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Julien Grall <julien.grall@linaro.org>
This commit is contained in:
Ruiyu Ni 2018-07-04 09:43:02 +08:00
parent eea668c91a
commit 8d1b281af3
1 changed files with 61 additions and 1 deletions
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62
ArmVirtPkg/Library/PlatformBootManagerLib/PlatformBm.c
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@ -3,7 +3,7 @@
Copyright (C) 2015-2016, Red Hat, Inc.
Copyright (c) 2014, ARM Ltd. All rights reserved.<BR>
Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2004 - 2018, 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
@ -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);
}
}