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ArmPkg: Introduce GetGlobalEnvironmentVariable() function.

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Rename GetEnvironmentVariable() function into GetGlobalEnvironmentVariable().
GetEnvironmentVariable() function sill exists but caller must now pass a Guid.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14176 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
oliviermartin
2013-03-12 00:42:59 +00:00
parent 7135d76d56
commit c0b2e4775d
10 changed files with 104 additions and 84 deletions
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52
ArmPlatformPkg/Bds/Bds.c
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@@ -1,14 +1,14 @@
/** @file
*
* Copyright (c) 2011-2012, ARM Limited. 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 distribution. The full text of the license may be found at
* http://opensource.org/licenses/bsd-license.php
* Copyright (c) 2011-2013, ARM Limited. All rights reserved.
*
* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
* This program and the accompanying materials
* are licensed and made available under the terms and conditions of the BSD License
* which accompanies this distribution. The full text of the license may be found at
* http://opensource.org/licenses/bsd-license.php
*
* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
*
**/
@@ -39,7 +39,7 @@ GetConsoleDevicePathFromVariable (
CHAR16* NextDevicePathStr;
EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL *EfiDevicePathFromTextProtocol;
Status = GetEnvironmentVariable (ConsoleVarName, NULL, NULL, (VOID**)&DevicePathInstances);
Status = GetGlobalEnvironmentVariable (ConsoleVarName, NULL, NULL, (VOID**)&DevicePathInstances);
if (EFI_ERROR(Status)) {
// In case no default console device path has been defined we assume a driver handles the console (eg: SimpleTextInOutSerial)
if ((DefaultConsolePaths == NULL) || (DefaultConsolePaths[0] == L'\0')) {
@@ -124,7 +124,7 @@ InitializeConsolePipe (
EFI_DEVICE_PATH_TO_TEXT_PROTOCOL* DevicePathToTextProtocol;
CHAR16* DevicePathTxt;
EFI_STATUS Status;
Status = gBS->LocateProtocol(&gEfiDevicePathToTextProtocolGuid, NULL, (VOID **)&DevicePathToTextProtocol);
if (!EFI_ERROR(Status)) {
DevicePathTxt = DevicePathToTextProtocol->ConvertDevicePathToText (DevicePath, TRUE, TRUE);
@@ -313,7 +313,7 @@ StartDefaultBootOnTimeout (
Size = sizeof(UINT16);
Timeout = (UINT16)PcdGet16 (PcdPlatformBootTimeOut);
TimeoutPtr = &Timeout;
GetEnvironmentVariable (L"Timeout", &Timeout, &Size, (VOID**)&TimeoutPtr);
GetGlobalEnvironmentVariable (L"Timeout", &Timeout, &Size, (VOID**)&TimeoutPtr);
if (Timeout != 0xFFFF) {
if (Timeout > 0) {
@@ -344,7 +344,7 @@ StartDefaultBootOnTimeout (
// In case of Timeout we start the default boot selection
if (Timeout == 0) {
// Get the Boot Option Order from the environment variable (a default value should have been created)
GetEnvironmentVariable (L"BootOrder", NULL, &BootOrderSize, (VOID**)&BootOrder);
GetGlobalEnvironmentVariable (L"BootOrder", NULL, &BootOrderSize, (VOID**)&BootOrder);
for (Index = 0; Index < BootOrderSize / sizeof (UINT16); Index++) {
UnicodeSPrint (BootVariableName, 9 * sizeof(CHAR16), L"Boot%04X", BootOrder[Index]);
@@ -362,19 +362,19 @@ StartDefaultBootOnTimeout (
}
/**
This function uses policy data from the platform to determine what operating
system or system utility should be loaded and invoked. This function call
also optionally make the use of user input to determine the operating system
or system utility to be loaded and invoked. When the DXE Core has dispatched
all the drivers on the dispatch queue, this function is called. This
function will attempt to connect the boot devices required to load and invoke
the selected operating system or system utility. During this process,
additional firmware volumes may be discovered that may contain addition DXE
drivers that can be dispatched by the DXE Core. If a boot device cannot be
fully connected, this function calls the DXE Service Dispatch() to allow the
DXE drivers from any newly discovered firmware volumes to be dispatched.
Then the boot device connection can be attempted again. If the same boot
device connection operation fails twice in a row, then that boot device has
This function uses policy data from the platform to determine what operating
system or system utility should be loaded and invoked. This function call
also optionally make the use of user input to determine the operating system
or system utility to be loaded and invoked. When the DXE Core has dispatched
all the drivers on the dispatch queue, this function is called. This
function will attempt to connect the boot devices required to load and invoke
the selected operating system or system utility. During this process,
additional firmware volumes may be discovered that may contain addition DXE
drivers that can be dispatched by the DXE Core. If a boot device cannot be
fully connected, this function calls the DXE Service Dispatch() to allow the
DXE drivers from any newly discovered firmware volumes to be dispatched.
Then the boot device connection can be attempted again. If the same boot
device connection operation fails twice in a row, then that boot device has
failed, and should be skipped. This function should never return.
@param This The EFI_BDS_ARCH_PROTOCOL instance.
@@ -408,7 +408,7 @@ BdsEntry (
// If BootNext environment variable is defined then we just load it !
BootNextSize = sizeof(UINT16);
Status = GetEnvironmentVariable (L"BootNext", NULL, &BootNextSize, (VOID**)&BootNext);
Status = GetGlobalEnvironmentVariable (L"BootNext", NULL, &BootNextSize, (VOID**)&BootNext);
if (!EFI_ERROR(Status)) {
ASSERT(BootNextSize == sizeof(UINT16));