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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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7
MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMassCbi.c
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@@ -457,6 +457,7 @@ UsbCbiExecCommand (
//
Status = UsbCbiSendCommand (UsbCbi, Cmd, CmdLen, Timeout);
if (EFI_ERROR (Status)) {
gBS->Stall(10 * USB_MASS_1_MILLISECOND);
DEBUG ((EFI_D_ERROR, "UsbCbiExecCommand: UsbCbiSendCommand (%r)\n",Status));
return Status;
}
@@ -486,10 +487,12 @@ UsbCbiExecCommand (
//
// For UFI device, ASC and ASCQ are returned.
//
if (Result.Type != 0) {
// Do not set the USB_MASS_CMD_FAIL for a request sense command
// as a bad result type doesn't mean a cmd failure
//
if (Result.Type != 0 && *(UINT8*)Cmd != 0x03) {
*CmdStatus = USB_MASS_CMD_FAIL;
}
} else {
//
// Check page 27, CBI spec 1.1 for vaious reture status.