diff options
| -rw-r--r-- | MdeModulePkg/Bus/Pci/XhciDxe/XhciReg.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/MdeModulePkg/Bus/Pci/XhciDxe/XhciReg.h b/MdeModulePkg/Bus/Pci/XhciDxe/XhciReg.h index dc82811984..bf2fe00143 100644 --- a/MdeModulePkg/Bus/Pci/XhciDxe/XhciReg.h +++ b/MdeModulePkg/Bus/Pci/XhciDxe/XhciReg.h @@ -198,8 +198,13 @@ typedef union { //
// Hub Class Feature Selector for Clear Port Feature Request
+// It's the extension of hub class feature selector of USB 2.0 in USB 3.0 Spec.
+// For more details, Please refer to USB 3.0 Spec Table 10-7.
//
-#define Usb3PortBHPortResetChange 29
+typedef enum {
+ Usb3PortBHPortReset = 28,
+ Usb3PortBHPortResetChange = 29
+} XHC_PORT_FEATURE;
//
// Structure to map the hardware port states to the
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