/**
Update the device path of "ConOut", "ConIn" and "ErrOut"
based on the new BaudRate, Data Bits, parity and Stop Bits
set.
**/
VOID
Var_UpdateAllConsoleOption (
VOID
)
{
EFI_DEVICE_PATH_PROTOCOL *OutDevicePath;
EFI_DEVICE_PATH_PROTOCOL *InpDevicePath;
EFI_DEVICE_PATH_PROTOCOL *ErrDevicePath;
EFI_STATUS Status;
OutDevicePath = EfiLibGetVariable (L"ConOut", &gEfiGlobalVariableGuid);
InpDevicePath = EfiLibGetVariable (L"ConIn", &gEfiGlobalVariableGuid);
ErrDevicePath = EfiLibGetVariable (L"ErrOut", &gEfiGlobalVariableGuid);
if (OutDevicePath != NULL) {
ChangeVariableDevicePath (OutDevicePath);
Status = gRT->SetVariable (
L"ConOut",
&gEfiGlobalVariableGuid,
EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE,
GetDevicePathSize (OutDevicePath),
OutDevicePath
);
//
// Changing variable without increasing its size with current variable implementation shouldn't fail.
//
ASSERT_EFI_ERROR (Status);
}
if (InpDevicePath != NULL) {
ChangeVariableDevicePath (InpDevicePath);
Status = gRT->SetVariable (
L"ConIn",
&gEfiGlobalVariableGuid,
EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE,
GetDevicePathSize (InpDevicePath),
InpDevicePath
);
//
// Changing variable without increasing its size with current variable implementation shouldn't fail.
//
ASSERT_EFI_ERROR (Status);
}
if (ErrDevicePath != NULL) {
ChangeVariableDevicePath (ErrDevicePath);
Status = gRT->SetVariable (
L"ErrOut",
&gEfiGlobalVariableGuid,
EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE,
GetDevicePathSize (ErrDevicePath),
ErrDevicePath
);
//
// Changing variable without increasing its size with current variable implementation shouldn't fail.
//
ASSERT_EFI_ERROR (Status);
}
}
/**
Update the device path of "ConOut", "ConIn" and "ErrOut"
based on the new BaudRate, Data Bits, parity and Stop Bits
set.
**/
VOID
Var_UpdateAllConsoleOption (
VOID
)
{
EFI_DEVICE_PATH_PROTOCOL *OutDevicePath;
EFI_DEVICE_PATH_PROTOCOL *InpDevicePath;
EFI_DEVICE_PATH_PROTOCOL *ErrDevicePath;
EFI_STATUS Status;
GetEfiGlobalVariable2 (L"ConOut", (VOID**)&OutDevicePath, NULL);
GetEfiGlobalVariable2 (L"ConIn", (VOID**)&InpDevicePath, NULL);
GetEfiGlobalVariable2 (L"ErrOut", (VOID**)&ErrDevicePath, NULL);
if (OutDevicePath != NULL) {
ChangeVariableDevicePath (OutDevicePath);
Status = gRT->SetVariable (
L"ConOut",
&gEfiGlobalVariableGuid,
VAR_FLAG,
GetDevicePathSize (OutDevicePath),
OutDevicePath
);
ASSERT (!EFI_ERROR (Status));
}
if (InpDevicePath != NULL) {
ChangeVariableDevicePath (InpDevicePath);
Status = gRT->SetVariable (
L"ConIn",
&gEfiGlobalVariableGuid,
VAR_FLAG,
GetDevicePathSize (InpDevicePath),
InpDevicePath
);
ASSERT (!EFI_ERROR (Status));
}
if (ErrDevicePath != NULL) {
ChangeVariableDevicePath (ErrDevicePath);
Status = gRT->SetVariable (
L"ErrOut",
&gEfiGlobalVariableGuid,
VAR_FLAG,
GetDevicePathSize (ErrDevicePath),
ErrDevicePath
);
ASSERT (!EFI_ERROR (Status));
}
}
/**
Update the device path of "ConOut", "ConIn" and "ErrOut"
based on the new BaudRate, Data Bits, parity and Stop Bits
set.
**/
VOID
Var_UpdateAllConsoleOption (
VOID
)
{
EFI_DEVICE_PATH_PROTOCOL *OutDevicePath;
EFI_DEVICE_PATH_PROTOCOL *InpDevicePath;
EFI_DEVICE_PATH_PROTOCOL *ErrDevicePath;
EFI_STATUS Status;
OutDevicePath = EfiLibGetVariable (L"ConOut", &gEfiGlobalVariableGuid);
InpDevicePath = EfiLibGetVariable (L"ConIn", &gEfiGlobalVariableGuid);
ErrDevicePath = EfiLibGetVariable (L"ErrOut", &gEfiGlobalVariableGuid);
if (OutDevicePath != NULL) {
ChangeVariableDevicePath (OutDevicePath);
Status = gRT->SetVariable (
L"ConOut",
&gEfiGlobalVariableGuid,
EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE,
GetDevicePathSize (OutDevicePath),
OutDevicePath
);
ASSERT (!EFI_ERROR (Status));
}
if (InpDevicePath != NULL) {
ChangeVariableDevicePath (InpDevicePath);
Status = gRT->SetVariable (
L"ConIn",
&gEfiGlobalVariableGuid,
EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE,
GetDevicePathSize (InpDevicePath),
InpDevicePath
);
ASSERT (!EFI_ERROR (Status));
}
if (ErrDevicePath != NULL) {
ChangeVariableDevicePath (ErrDevicePath);
Status = gRT->SetVariable (
L"ErrOut",
&gEfiGlobalVariableGuid,
EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE,
GetDevicePathSize (ErrDevicePath),
ErrDevicePath
);
ASSERT (!EFI_ERROR (Status));
}
}
