diff options
Diffstat (limited to 'share')
| -rw-r--r-- | share/man/man4/usb.4 | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/share/man/man4/usb.4 b/share/man/man4/usb.4 index 13165329a69..20dc6efae7a 100644 --- a/share/man/man4/usb.4 +++ b/share/man/man4/usb.4 @@ -1,4 +1,4 @@ -.\" $OpenBSD: usb.4,v 1.16 2002/07/09 18:42:23 nate Exp $ +.\" $OpenBSD: usb.4,v 1.17 2002/09/25 22:46:27 drahn Exp $ .\" $NetBSD: usb.4,v 1.15 1999/07/29 14:20:32 augustss Exp $ .\" .\" Copyright (c) 1999 The NetBSD Foundation, Inc. @@ -44,8 +44,8 @@ .Sh SYNOPSIS .Cd "uhci* at pci? function ?" .Cd "ohci* at pci? function ?" -.Cd "usb* at uhci?" -.Cd "usb* at ohci?" +.Cd "usb* at uhci? flags 0x00" +.Cd "usb* at ohci? flags 0x00" .Cd "uhub* at usb?" .Cd "uhub* at uhub? port ? configuration ? interface ? vendor ? product ? release ?" .Cd "XX* at uhub? port ? configuration ? interface ? vendor ? product ? release ?" @@ -88,6 +88,26 @@ device controls hubs and must always be present since there is at least one root hub in any .Tn USB system. +.Pp +The +.Cm flags +are used to specify if the devices on the +.Tn USB +bus should probed +early in the boot process. +If the +.Cm flags +are specified with a value of 1, the +.Tn USB +bus will be probed when the +.Tn USB +host device is attached instead of waiting +until kernel processes start running. +This is useful for +.Tn USB +console keyboards so that the keyboard is attached +before getting the root prompt on +.Dq boot -a . .Sh SUPPORTED DEVICES .Ox includes machine-independent |