diff --git a/MdeModulePkg/Bus/Pci/XhciDxe/XhciSched.c b/MdeModulePkg/Bus/Pci/XhciDxe/XhciSched.c index c2906e06fd..4ae0297607 100644 --- a/MdeModulePkg/Bus/Pci/XhciDxe/XhciSched.c +++ b/MdeModulePkg/Bus/Pci/XhciDxe/XhciSched.c @@ -3957,6 +3957,7 @@ XhcEvaluateContext ( CMD_TRB_EVALUATE_CONTEXT CmdTrbEvalu; EVT_TRB_COMMAND_COMPLETION *EvtTrb; INPUT_CONTEXT *InputContext; + DEVICE_CONTEXT *OutputContext; EFI_PHYSICAL_ADDRESS PhyAddr; ASSERT (Xhc->UsbDevContext[SlotId].SlotId != 0); @@ -3964,11 +3965,15 @@ XhcEvaluateContext ( // // 4.6.7 Evaluate Context // - InputContext = Xhc->UsbDevContext[SlotId].InputContext; + InputContext = Xhc->UsbDevContext[SlotId].InputContext; + OutputContext = Xhc->UsbDevContext[SlotId].OutputContext; ZeroMem (InputContext, sizeof (INPUT_CONTEXT)); + CopyMem (&InputContext->EP[0], &OutputContext->EP[0], sizeof (ENDPOINT_CONTEXT)); + InputContext->InputControlContext.Dword2 |= BIT1; InputContext->EP[0].MaxPacketSize = MaxPacketSize; + InputContext->EP[0].EPState = 0; ZeroMem (&CmdTrbEvalu, sizeof (CmdTrbEvalu)); PhyAddr = UsbHcGetPciAddrForHostAddr (Xhc->MemPool, InputContext, sizeof (INPUT_CONTEXT)); @@ -4013,6 +4018,7 @@ XhcEvaluateContext64 ( CMD_TRB_EVALUATE_CONTEXT CmdTrbEvalu; EVT_TRB_COMMAND_COMPLETION *EvtTrb; INPUT_CONTEXT_64 *InputContext; + DEVICE_CONTEXT_64 *OutputContext; EFI_PHYSICAL_ADDRESS PhyAddr; ASSERT (Xhc->UsbDevContext[SlotId].SlotId != 0); @@ -4020,11 +4026,15 @@ XhcEvaluateContext64 ( // // 4.6.7 Evaluate Context // - InputContext = Xhc->UsbDevContext[SlotId].InputContext; + InputContext = Xhc->UsbDevContext[SlotId].InputContext; + OutputContext = Xhc->UsbDevContext[SlotId].OutputContext; ZeroMem (InputContext, sizeof (INPUT_CONTEXT_64)); + CopyMem (&InputContext->EP[0], &OutputContext->EP[0], sizeof (ENDPOINT_CONTEXT_64)); + InputContext->InputControlContext.Dword2 |= BIT1; InputContext->EP[0].MaxPacketSize = MaxPacketSize; + InputContext->EP[0].EPState = 0; ZeroMem (&CmdTrbEvalu, sizeof (CmdTrbEvalu)); PhyAddr = UsbHcGetPciAddrForHostAddr (Xhc->MemPool, InputContext, sizeof (INPUT_CONTEXT_64));