xhci(4): Update list of quirks in manual page.
MFC after: 1 week Sponsored by: NVIDIA Networking
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.\"
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.\" Copyright (c) 2011 Hans Petter Selasky. All rights reserved.
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.\" Copyright (c) 2011-2022 Hans Petter Selasky. All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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@ -24,13 +24,14 @@
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.\"
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.\" $FreeBSD$
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.\"
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.Dd April 24, 2018
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.Dd October 20, 2022
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.Dt XHCI 4
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.Os
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.Sh NAME
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.Nm xhci
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.Nd USB eXtensible Host Controller driver
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.Sh SYNOPSIS
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.Cd "options USB_DEBUG"
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.Cd "device xhci"
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.Sh DESCRIPTION
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The
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@ -48,7 +49,8 @@ The
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.Tn XHCI
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controller supports
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.Tn USB
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connection speeds up to 5.0Gbps when using a USB 3.0 compliant device.
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connection speeds from 5.0Gbps and above when using a USB 3.x
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compliant devices.
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.Sh HARDWARE
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The
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.Nm
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@ -64,14 +66,37 @@ variables and
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tunables:
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.Bl -tag -width indent
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.It Va hw.usb.xhci.debug
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Debug output level, where 0 is debugging disabled and larger values increase
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debug message verbosity.
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Default is 0.
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Set debug output level, where 0 is debugging disabled and larger
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values increase debug message verbosity.
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The default value is 0.
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.It Va hw.usb.xhci.dcepquirk
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Set to enable quirk for deconfiguration of endpoints.
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The default value is 0.
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.It Va hw.usb.xhci.ctlquirk
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Set to submit full USB control request as one job, up to 64kBytes.
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Else the USB control request will be split into multiple smaller
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requests.
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The default value is 1.
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.It Va hw.usb.xhci.streams
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Set to enable USB streams support.
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The default value is 0.
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.It Va hw.usb.xhci.route
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Set bitmap for switching EHCI ports to the XHCI controller.
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The default value is 0.
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.It Va hw.usb.xhci.polling
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Set to use a timer to poll the interrupt handler.
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The default value is 0.
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.It Va hw.usb.xhci.dma32
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Set to only use 32-bit DMA for the XHCI controller.
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The default value is 0.
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.It Va hw.usb.xhci.ctlstep
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Set to enable control endpoint status state stepping.
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The default value is 0.
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.El
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.Sh SEE ALSO
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.Xr ehci 4 ,
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.Xr ohci 4 ,
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.Xr uhci 4 ,
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.Xr uhci 4 and
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.Xr usb 4
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.Sh HISTORY
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The
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