tyler.durden
/
audk
mirror of https://github.com/acidanthera/audk.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

MdeModulePkg: Add Platform recovery support 

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Sunny Wang <sunnywang@hpe.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18859 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Ruiyu Ni 2015-11-17 10:11:44 +00:00 committed by niruiyu
parent ccb66799e3
commit 780e05caec
4 changed files with 120 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
MdeModulePkg/Include/Library/UefiBootManagerLib.h
View File

@ -31,6 +31,7 @@ typedef enum {
LoadOptionTypeDriver,
LoadOptionTypeSysPrep,
LoadOptionTypeBoot,
LoadOptionTypePlatformRecovery,
LoadOptionTypeMax
} EFI_BOOT_MANAGER_LOAD_OPTION_TYPE;

127
MdeModulePkg/Library/UefiBootManagerLib/BmLoadOption.c
View File

@ -19,14 +19,16 @@ GLOBAL_REMOVE_IF_UNREFERENCED
CHAR16 *mBmLoadOptionName[] = {
L"Driver",
L"SysPrep",
L"Boot"
L"Boot",
L"PlatformRecovery"
};
GLOBAL_REMOVE_IF_UNREFERENCED
CHAR16 *mBmLoadOptionOrderName[] = {
EFI_DRIVER_ORDER_VARIABLE_NAME,
EFI_SYS_PREP_ORDER_VARIABLE_NAME,
EFI_BOOT_ORDER_VARIABLE_NAME
EFI_BOOT_ORDER_VARIABLE_NAME,
NULL // PlatformRecovery#### doesn't have associated *Order variable
};
/**
@ -154,7 +156,8 @@ BmGetFreeOptionNumber (
}
/**
Create the Boot####, Driver####, SysPrep####, variable from the load option.
Create the Boot####, Driver####, SysPrep####, PlatformRecovery#### variable
from the load option.
@param LoadOption Pointer to the load option.
@ -167,12 +170,14 @@ EfiBootManagerLoadOptionToVariable (
IN CONST EFI_BOOT_MANAGER_LOAD_OPTION *Option
)
{
EFI_STATUS Status;
UINTN VariableSize;
UINT8 *Variable;
UINT8 *Ptr;
CHAR16 OptionName[BM_OPTION_NAME_LEN];
CHAR16 *Description;
CHAR16 NullChar;
EDKII_VARIABLE_LOCK_PROTOCOL *VariableLock;
UINT32 VariableAttributes;
if ((Option->OptionNumber == LoadOptionNumberUnassigned) ||
@ -233,6 +238,17 @@ structure.
UnicodeSPrint (OptionName, sizeof (OptionName), L"%s%04x", mBmLoadOptionName[Option->OptionType], Option->OptionNumber);
VariableAttributes = EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE;
if (Option->OptionType == LoadOptionTypePlatformRecovery) {
//
// Lock the PlatformRecovery####
//
Status = gBS->LocateProtocol (&gEdkiiVariableLockProtocolGuid, NULL, (VOID **) &VariableLock);
if (!EFI_ERROR (Status)) {
Status = VariableLock->RequestToLock (VariableLock, OptionName, &gEfiGlobalVariableGuid);
ASSERT_EFI_ERROR (Status);
}
VariableAttributes = EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS;
}
return gRT->SetVariable (
OptionName,
@ -550,6 +566,7 @@ EfiBootManagerDeleteLoadOptionVariable (
UINTN OptionOrderSize;
EFI_STATUS Status;
UINTN Index;
CHAR16 OptionName[BM_OPTION_NAME_LEN];
if (((UINT32) OptionType >= LoadOptionTypeMax) || (OptionNumber >= LoadOptionNumberMax)) {
return EFI_INVALID_PARAMETER;
@ -581,6 +598,18 @@ EfiBootManagerDeleteLoadOptionVariable (
if (OptionOrder != NULL) {
FreePool (OptionOrder);
}
} else if (OptionType == LoadOptionTypePlatformRecovery) {
//
// PlatformRecovery#### doesn't have assiciated PlatformRecoveryOrder, remove the PlatformRecovery#### itself.
//
UnicodeSPrint (OptionName, sizeof (OptionName), L"%s%04x", mBmLoadOptionName[OptionType], OptionNumber);
Status = gRT->SetVariable (
OptionName,
&gEfiGlobalVariableGuid,
0,
0,
NULL
);
}
return Status;
@ -677,7 +706,8 @@ BmStrSizeEx (
}
/**
Validate the Boot####, Driver####, SysPrep#### variable (VendorGuid/Name)
Validate the Boot####, Driver####, SysPrep#### and PlatformRecovery####
variable (VendorGuid/Name)
@param Variable The variable data.
@param VariableSize The variable size.
@ -920,6 +950,62 @@ EfiBootManagerVariableToLoadOption (
return EfiBootManagerVariableToLoadOptionEx (VariableName, &gEfiGlobalVariableGuid, Option);
}
typedef struct {
EFI_BOOT_MANAGER_LOAD_OPTION_TYPE OptionType;
EFI_GUID *Guid;
EFI_BOOT_MANAGER_LOAD_OPTION *Options;
UINTN OptionCount;
} BM_COLLECT_LOAD_OPTIONS_PARAM;
/**
Visitor function to collect the Platform Recovery load options or OS Recovery
load options from NV storage.
@param Name Variable name.
@param Guid Variable GUID.
@param Context The same context passed to BmForEachVariable.
**/
VOID
BmCollectLoadOptions (
IN CHAR16 *Name,
IN EFI_GUID *Guid,
IN VOID *Context
)
{
EFI_STATUS Status;
EFI_BOOT_MANAGER_LOAD_OPTION_TYPE OptionType;
UINT16 OptionNumber;
EFI_BOOT_MANAGER_LOAD_OPTION Option;
UINTN Index;
BM_COLLECT_LOAD_OPTIONS_PARAM *Param;
Param = (BM_COLLECT_LOAD_OPTIONS_PARAM *) Context;
if (CompareGuid (Guid, Param->Guid) && (
Param->OptionType == LoadOptionTypePlatformRecovery &&
BmIsValidLoadOptionVariableName (Name, &OptionType, &OptionNumber) &&
OptionType == LoadOptionTypePlatformRecovery
)) {
Status = EfiBootManagerVariableToLoadOptionEx (Name, Guid, &Option);
if (!EFI_ERROR (Status)) {
for (Index = 0; Index < Param->OptionCount; Index++) {
if (Param->Options[Index].OptionNumber > Option.OptionNumber) {
break;
}
}
Param->Options = ReallocatePool (
Param->OptionCount * sizeof (EFI_BOOT_MANAGER_LOAD_OPTION),
(Param->OptionCount + 1) * sizeof (EFI_BOOT_MANAGER_LOAD_OPTION),
Param->Options
);
ASSERT (Param->Options != NULL);
CopyMem (&Param->Options[Index + 1], &Param->Options[Index], (Param->OptionCount - Index) * sizeof (EFI_BOOT_MANAGER_LOAD_OPTION));
CopyMem (&Param->Options[Index], &Option, sizeof (EFI_BOOT_MANAGER_LOAD_OPTION));
Param->OptionCount++;
}
}
}
/**
Returns an array of load options based on the EFI variable
L"BootOrder"/L"DriverOrder" and the L"Boot####"/L"Driver####" variables impled by it.
@ -939,16 +1025,18 @@ EfiBootManagerGetLoadOptions (
IN EFI_BOOT_MANAGER_LOAD_OPTION_TYPE LoadOptionType
)
{
EFI_STATUS Status;
UINT16 *OptionOrder;
UINTN OptionOrderSize;
UINTN Index;
UINTN OptionIndex;
EFI_BOOT_MANAGER_LOAD_OPTION *Options;
CHAR16 OptionName[BM_OPTION_NAME_LEN];
UINT16 OptionNumber;
EFI_STATUS Status;
UINT16 *OptionOrder;
UINTN OptionOrderSize;
UINTN Index;
UINTN OptionIndex;
EFI_BOOT_MANAGER_LOAD_OPTION *Options;
CHAR16 OptionName[BM_OPTION_NAME_LEN];
UINT16 OptionNumber;
BM_COLLECT_LOAD_OPTIONS_PARAM Param;
*OptionCount = 0;
Options = NULL;
if (LoadOptionType == LoadOptionTypeDriver || LoadOptionType == LoadOptionTypeSysPrep || LoadOptionType == LoadOptionTypeBoot) {
//
@ -989,8 +1077,16 @@ EfiBootManagerGetLoadOptions (
*OptionCount = OptionIndex;
}
} else {
return NULL;
} else if (LoadOptionType == LoadOptionTypePlatformRecovery) {
Param.OptionType = LoadOptionTypePlatformRecovery;
Param.Options = NULL;
Param.OptionCount = 0;
Param.Guid = &gEfiGlobalVariableGuid;
BmForEachVariable (BmCollectLoadOptions, (VOID *) &Param);
*OptionCount = Param.OptionCount;
Options = Param.Options;
}
return Options;
@ -1118,7 +1214,8 @@ BmIsLoadOptionPeHeaderValid (
if ((Type == LoadOptionTypeDriver && Subsystem == EFI_IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER) ||
(Type == LoadOptionTypeDriver && Subsystem == EFI_IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER) ||
(Type == LoadOptionTypeSysPrep && Subsystem == EFI_IMAGE_SUBSYSTEM_EFI_APPLICATION) ||
(Type == LoadOptionTypeBoot && Subsystem == EFI_IMAGE_SUBSYSTEM_EFI_APPLICATION)
(Type == LoadOptionTypeBoot && Subsystem == EFI_IMAGE_SUBSYSTEM_EFI_APPLICATION) ||
(Type == LoadOptionTypePlatformRecovery && Subsystem == EFI_IMAGE_SUBSYSTEM_EFI_APPLICATION)
) {
return TRUE;
}

6
MdeModulePkg/Library/UefiBootManagerLib/InternalBm.h
View File

@ -42,6 +42,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Protocol/BootLogo.h>
#include <Protocol/DriverHealth.h>
#include <Protocol/FormBrowser2.h>
#include <Protocol/VariableLock.h>
#include <Guid/ZeroGuid.h>
#include <Guid/MemoryTypeInformation.h>
@ -102,7 +103,10 @@ CHAR16 *
IN EFI_HANDLE Handle
);
#define BM_OPTION_NAME_LEN sizeof ("SysPrep####")
//
// PlatformRecovery#### is the load option with the longest name
//
#define BM_OPTION_NAME_LEN sizeof ("PlatformRecovery####")
extern CHAR16 *mBmLoadOptionName[];
/**

1
MdeModulePkg/Library/UefiBootManagerLib/UefiBootManagerLib.inf
View File

@ -101,6 +101,7 @@
gEfiDevicePathProtocolGuid ## CONSUMES
gEfiBootLogoProtocolGuid ## CONSUMES
gEfiSimpleTextInputExProtocolGuid ## CONSUMES
gEdkiiVariableLockProtocolGuid ## CONSUMES
gEfiGraphicsOutputProtocolGuid ## SOMETIMES_CONSUMES
gEfiUsbIoProtocolGuid ## SOMETIMES_CONSUMES
gEfiDiskInfoProtocolGuid ## SOMETIMES_CONSUMES