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add error handling on usb related modules.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9566 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
eric_tian
2009-12-16 00:58:46 +00:00
parent 7748eb28e1
commit efe9186f09
8 changed files with 90 additions and 16 deletions
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20
MdeModulePkg/Bus/Usb/UsbKbDxe/KeyBoard.c
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@@ -802,7 +802,7 @@ InitUSBKeyboard (
IN OUT USB_KB_DEV *UsbKeyboardDevice
)
{
UINT8 ConfigValue;
UINT16 ConfigValue;
UINT8 Protocol;
UINT8 ReportId;
UINT8 Duration;
@@ -818,12 +818,24 @@ InitUSBKeyboard (
InitUSBKeyBuffer (&(UsbKeyboardDevice->KeyboardBuffer));
//
// Uses default configuration to configure the USB keyboard device.
// Use the config out of the descriptor
// Assumed the first config is the correct one and this is not always the case
//
Status = UsbGetConfiguration (
UsbKeyboardDevice->UsbIo,
&ConfigValue,
&TransferResult
);
if (EFI_ERROR (Status)) {
ConfigValue = 0x01;
}
//
// Uses default configuration to configure the USB Keyboard device.
//
ConfigValue = 0x01;
Status = UsbSetConfiguration (
UsbKeyboardDevice->UsbIo,
(UINT16) ConfigValue,
ConfigValue,
&TransferResult
);
if (EFI_ERROR (Status)) {