ShellPkg: decode serial console attribute set failure status when used thru sermode command

Serial console driver may not support all databits / stopbits attribute values. 
But ‘sermode’ command only displays a general error indicating operation failure. 
Instead it should decode error status and report more accurate error message.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Tapan Shah <tapandshah@hp.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17978 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Tapan Shah 2015-07-14 17:54:12 +00:00 committed by jcarsey
parent 543cc44ea2
commit 68227ac33e
2 changed files with 10 additions and 2 deletions

View File

@ -337,8 +337,16 @@ ShellCommandRunSerMode (
StopBits
);
if (EFI_ERROR (Status)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SERMODE_SET_FAIL), gShellDebug1HiiHandle, L"sermode", ConvertHandleToHandleIndex(Handles[Index]));
ShellStatus = SHELL_ACCESS_DENIED;
if (Status == EFI_INVALID_PARAMETER) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SERMODE_SET_UNSUPPORTED), gShellDebug1HiiHandle, L"sermode", ConvertHandleToHandleIndex(Handles[Index]));
ShellStatus = SHELL_UNSUPPORTED;
} else if (Status == EFI_DEVICE_ERROR) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SERMODE_SET_DEV_ERROR), gShellDebug1HiiHandle, L"sermode", ConvertHandleToHandleIndex(Handles[Index]));
ShellStatus = SHELL_ACCESS_DENIED;
} else {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SERMODE_SET_FAIL), gShellDebug1HiiHandle, L"sermode", ConvertHandleToHandleIndex(Handles[Index]));
ShellStatus = SHELL_ACCESS_DENIED;
}
} else {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SERMODE_SET_HANDLE), gShellDebug1HiiHandle, ConvertHandleToHandleIndex(Handles[Index]));
}