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MdeModulePkg/UsbMass: Revert POWER_ON(29h) ASC handling logic 

This reverts commit 6461344c31.
* MdeModulePkg/UsbMass: Fix hot-plug USB CDROM can't be recognized

UsbBootExecCmd() only calls UsbBootRequestSense() to get sense key
when CMD fails.
When POWER ON (29h) ASC returns from REQUEST SENSE, implementation
should retry the CMD, instead of treating this as a SUCCESS.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
This commit is contained in:
Ruiyu Ni 2018-03-02 17:29:56 +08:00
parent 27db236ac2
commit 1bc5d2b3c7
2 changed files with 1 additions and 4 deletions
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2
MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMassBoot.c
View File

@ -124,8 +124,6 @@ UsbBootRequestSense (
Status = EFI_NOT_READY;
} else if (SenseData.Asc == USB_BOOT_ASC_NO_MEDIA) {
Status = EFI_NOT_READY;
} else if (SenseData.Asc == USB_BOOT_ASC_POWER_ON) {
Status = EFI_SUCCESS;
}
break;

3
MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMassBoot.h
View File

@ -2,7 +2,7 @@
Definition of the command set of USB Mass Storage Specification
for Bootability, Revision 1.0.
Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2007 - 2017, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -55,7 +55,6 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#define USB_BOOT_ASC_NOT_READY 0x04
#define USB_BOOT_ASC_NO_MEDIA 0x3A
#define USB_BOOT_ASC_MEDIA_CHANGE 0x28
#define USB_BOOT_ASC_POWER_ON 0x29
//
// Supported PDT codes, or Peripheral Device Type