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-rw-r--r--ArmPlatformPkg/Bds/Bds.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/ArmPlatformPkg/Bds/Bds.c b/ArmPlatformPkg/Bds/Bds.c
index 609a6f6f76..176311e8a2 100644
--- a/ArmPlatformPkg/Bds/Bds.c
+++ b/ArmPlatformPkg/Bds/Bds.c
@@ -41,6 +41,12 @@ GetConsoleDevicePathFromVariable (
Status = GetEnvironmentVariable (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')) {
+ *DevicePaths = NULL;
+ return EFI_SUCCESS;
+ }
+
Status = gBS->LocateProtocol (&gEfiDevicePathFromTextProtocolGuid, NULL, (VOID **)&EfiDevicePathFromTextProtocol);
ASSERT_EFI_ERROR(Status);
@@ -89,7 +95,7 @@ GetConsoleDevicePathFromVariable (
if (!EFI_ERROR(Status)) {
*DevicePaths = DevicePathInstances;
}
- return EFI_SUCCESS;
+ return Status;
}
STATIC
@@ -108,7 +114,7 @@ InitializeConsolePipe (
EFI_DEVICE_PATH_PROTOCOL* DevicePath;
// Connect all the Device Path Consoles
- do {
+ while (ConsoleDevicePaths != NULL) {
DevicePath = GetNextDevicePathInstance (&ConsoleDevicePaths, &Size);
Status = BdsConnectDevicePath (DevicePath, Handle, NULL);
@@ -135,7 +141,7 @@ InitializeConsolePipe (
if (!EFI_ERROR(Status) && (*Interface == NULL)) {
Status = gBS->HandleProtocol (*Handle, Protocol, Interface);
}
- } while (ConsoleDevicePaths != NULL);
+ }
// No Device Path has been defined for this console interface. We take the first protocol implementation
if (*Interface == NULL) {
@@ -171,11 +177,11 @@ InitializeConsole (
// By getting the Console Device Paths from the environment variables before initializing the console pipe, we
// create the 3 environment variables (ConIn, ConOut, ConErr) that allows to initialize all the console interface
// of newly installed console drivers
- Status = GetConsoleDevicePathFromVariable (L"ConOut", (CHAR16*)PcdGetPtr(PcdDefaultConOutPaths),&ConOutDevicePaths);
+ Status = GetConsoleDevicePathFromVariable (L"ConOut", (CHAR16*)PcdGetPtr(PcdDefaultConOutPaths), &ConOutDevicePaths);
ASSERT_EFI_ERROR (Status);
- Status = GetConsoleDevicePathFromVariable (L"ConIn", (CHAR16*)PcdGetPtr(PcdDefaultConInPaths),&ConInDevicePaths);
+ Status = GetConsoleDevicePathFromVariable (L"ConIn", (CHAR16*)PcdGetPtr(PcdDefaultConInPaths), &ConInDevicePaths);
ASSERT_EFI_ERROR (Status);
- Status = GetConsoleDevicePathFromVariable (L"ConErr", (CHAR16*)PcdGetPtr(PcdDefaultConOutPaths),&ConErrDevicePaths);
+ Status = GetConsoleDevicePathFromVariable (L"ConErr", (CHAR16*)PcdGetPtr(PcdDefaultConOutPaths), &ConErrDevicePaths);
ASSERT_EFI_ERROR (Status);
// Initialize the Consoles