diff options
Diffstat (limited to 'share/man/man4/man4.i386/bktr.4')
-rw-r--r-- | share/man/man4/man4.i386/bktr.4 | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/share/man/man4/man4.i386/bktr.4 b/share/man/man4/man4.i386/bktr.4 index 04d30a7..d0c151d 100644 --- a/share/man/man4/man4.i386/bktr.4 +++ b/share/man/man4/man4.i386/bktr.4 @@ -1,5 +1,5 @@ .\" -.\" $Id$ +.\" $Id: bktr.4,v 1.1 1998/03/09 10:56:22 jkh Exp $ .\" .Dd January 28, 1998 .br @@ -11,6 +11,10 @@ .Nd video capture driver .Sh SYNOPSIS .Nm device bktr0 +.Pp +.Nm controller iicbus0 +.Nm controller iicbb0 +.Nm controller smbus0 .Sh DESCRIPTION The .Nm bktr @@ -47,6 +51,15 @@ rgb24 rgb32 .in -0.5i .Pp +On these cards, tuners and other components are interconnected with an I2C bus. +The Brooktree848 chips act as a master device on the bus to control them. +Therefore, +.Xr iicbus 4 , +.Xr iicbb 4 +and +.Xr smbus 4 +controller declarations are mandatory to active bktr support. +.Pp The following kernel parameters may be used to further configure the driver: .Pp .Em options "BROOKTREE_ALLOC_PAGES=xxx" |