describe new tv tunning capability; for robert@ slacker (;

1 files changed, 42 insertions, 2 deletions

diff --git a/share/man/man4/radio.4 b/share/man/man4/radio.4
index dfd3e8b896b..1039aae76c1 100644
--- a/share/man/man4/radio.4
+++ b/share/man/man4/radio.4
@@ -1,5 +1,5 @@
 .\"	$RuOBSD: radio.4,v 1.4 2001/10/26 05:38:43 form Exp $
-.\"	$OpenBSD: radio.4,v 1.21 2005/09/30 20:34:24 jaredy Exp $
+.\"	$OpenBSD: radio.4,v 1.22 2005/12/05 15:19:44 mickey Exp $
 .\"
 .\" Copyright (c) 2001 Vladimir Popov
 .\" All rights reserved.
@@ -24,7 +24,7 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd October 20, 2001
+.Dd December 5, 2005
 .Dt RADIO 4
 .Os
 .Sh NAME
@@ -86,6 +86,8 @@ struct radio_info {
 	u_int32_t	info;
 #define RADIO_INFO_STEREO		(1<<0)
 #define RADIO_INFO_SIGNAL		(1<<1)
+	u_int32_t	chan;
+	u_int32_t	chnlset;
 };
 .Ed
 .Pp
@@ -153,7 +155,45 @@ Informs whether the device receives a stereo or mono signal.
 .It Dv RADIO_INFO_SIGNAL
 Informs whether the device receives a valid signal or noise.
 .El
+.Pp
+The
+.Va chan
+holds the TV channel the card is tuned to.
+.Pp
+The
+.Va chnlset
+specifies the TV channel set currently being used
+(Western Europe being the default):
+.Bl -tag -width indent -compact
+.It 1
+U.S.A. Broadcast
+.It 2
+U.S.A. Cable IRC
+.It 3
+U.S.A. Cable HRC
+.It 4
+Western Europe
+.It 5
+Japan Broadcast
+.It 6
+Japan Cable
+.It 7
+Former U.S.S.R. and C.I.S. Countries
+.It 8
+Australia
+.It 9
+France
+.El
 .El
+.Pp
+Either
+.Va freq
+or
+.Va chan ,
+.Va chnlset
+have to be used to tune into FM radio stations or TV channels
+respectively.
+Some devices may not support both functionalities.
 .Sh CHIPSETS
 LM700x is a frequency synthesizer IC.
 The LM700x is programmed through a 24-bit write-only shift register.