diff options
Diffstat (limited to 'MdeModulePkg/Bus/Pci/XhciDxe')
| -rw-r--r-- | MdeModulePkg/Bus/Pci/XhciDxe/Xhci.h | 1 | ||||
| -rw-r--r-- | MdeModulePkg/Bus/Pci/XhciDxe/XhciDxe.inf | 5 | ||||
| -rw-r--r-- | MdeModulePkg/Bus/Pci/XhciDxe/XhciReg.c | 2 |
3 files changed, 7 insertions, 1 deletions
diff --git a/MdeModulePkg/Bus/Pci/XhciDxe/Xhci.h b/MdeModulePkg/Bus/Pci/XhciDxe/Xhci.h index 4401675872..c9a12095c2 100644 --- a/MdeModulePkg/Bus/Pci/XhciDxe/Xhci.h +++ b/MdeModulePkg/Bus/Pci/XhciDxe/Xhci.h @@ -28,6 +28,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent #include <Library/DebugLib.h>
#include <Library/ReportStatusCodeLib.h>
#include <Library/TimerLib.h>
+#include <Library/PcdLib.h>
#include <IndustryStandard/Pci.h>
diff --git a/MdeModulePkg/Bus/Pci/XhciDxe/XhciDxe.inf b/MdeModulePkg/Bus/Pci/XhciDxe/XhciDxe.inf index 18ef87916a..4ab986a019 100644 --- a/MdeModulePkg/Bus/Pci/XhciDxe/XhciDxe.inf +++ b/MdeModulePkg/Bus/Pci/XhciDxe/XhciDxe.inf @@ -45,6 +45,7 @@ [Packages]
MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
[LibraryClasses]
MemoryAllocationLib
@@ -56,6 +57,7 @@ DebugLib
ReportStatusCodeLib
TimerLib
+ PcdLib
[Guids]
gEfiEventExitBootServicesGuid ## SOMETIMES_CONSUMES ## Event
@@ -64,6 +66,9 @@ gEfiPciIoProtocolGuid ## TO_START
gEfiUsb2HcProtocolGuid ## BY_START
+[Pcd]
+ gEfiMdeModulePkgTokenSpaceGuid.PcdDelayXhciHCReset ## CONSUMES
+
# [Event]
# EVENT_TYPE_PERIODIC_TIMER ## CONSUMES
#
diff --git a/MdeModulePkg/Bus/Pci/XhciDxe/XhciReg.c b/MdeModulePkg/Bus/Pci/XhciDxe/XhciReg.c index 40f2f1f227..525942a167 100644 --- a/MdeModulePkg/Bus/Pci/XhciDxe/XhciReg.c +++ b/MdeModulePkg/Bus/Pci/XhciDxe/XhciReg.c @@ -864,7 +864,7 @@ XhcResetHC ( // Otherwise there may have the timeout case happened.
// The below is a workaround to solve such problem.
//
- gBS->Stall (XHC_1_MILLISECOND);
+ gBS->Stall (PcdGet16 (PcdDelayXhciHCReset));
Status = XhcWaitOpRegBit (Xhc, XHC_USBCMD_OFFSET, XHC_USBCMD_RESET, FALSE, Timeout);
if (!EFI_ERROR (Status)) {
|