Copyright (c) 2000 Thomas Klausner
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.Dd August 30, 2004 .Dt BKTR 4 .Os .Sh NAME .Nm bktr .Nd Brooktree 848 compatible TV card driver .Sh SYNOPSIS .Cd "bktr* at pci? dev ? function ?" .Cd radio* at bktr?
p
.Cd options BKTR_OVERRIDE_CARD=n
.Cd options BKTR_OVERRIDE_TUNER=n
.Cd options BKTR_OVERRIDE_DBX=n
.Cd options BKTR_OVERRIDE_MSP=n
.Cd options BKTR_SYSTEM_DEFAULT=n
.Cd options BKTR_USE_PLL
.Cd options BKTR_GPIO_ACCESS
.Cd options BKTR_NO_MSP_RESET
The following options have no effect:
.Cd options BKTR_430_FX_MODE
.Cd options BKTR_SIS_VIA_MODE
.Sh DESCRIPTION
This driver supports video capture (frame grabber) and TV tuner cards
based on the
.Tn Brooktree
.Tn Bt848 ,
.Tn Bt848A ,
.Tn Bt849A ,
.Tn Bt878 ,
and
.Tn Bt879
chips.
p Supported cards include most cards by .Tn AVerMedia , .Tn Hauppauge , .Tn Leadtek , .Tn Miro , .Tn Pinnacle , .Tn Pixelview , .Tn Terratec , and some other companies, especially all cards based on the .Tn Brooktree .Tn Bt848 , .Tn Bt848A , .Tn Bt849A , .Tn Bt878 , or .Tn Bt879 chips. A notable exception are the .Tn ATI .Tn All-in-Wonder cards.
p
The following kernel configuration options are available:
l -ohang t Cd options BKTR_OVERRIDE_CARD=n If the card is not recognized correctly by the auto-detection routine,
it can be overridden by setting this option to the appropriate
value.
The following values are allowed:
l -tag -width 2n -compact t 1 Pinnacle Systems (Miro) TV,
t 2 Hauppauge WinCast/TV,
t 3 STB TV/PCI,
t 4 Intel Smart Video III and Videologic Captivator PCI,
t 5 IMS TV Turbo,
t 6 AVerMedia TV/FM,
t 7 MMAC Osprey,
t 8 NEC PK-UG-X017,
t 9 I/O DATA GV-BCTV2/PCI,
t 10 Animation Technologies FlyVideo,
t 11 Zoltrix TV,
t 12 KISS TV/FM PCI,
t 13 Video Highway Xtreme,
t 14 Askey/Dynalink Magic TView,
t 15 Leadtek WinFast TV 2000/VC100,
and
t 16 TerraTec TerraTV+.
.El
t Cd options BKTR_OVERRIDE_TUNER=n If the TV tuner is not recognized correctly by the auto-detection
routine, it can be overridden by setting this option to the
appropriate value.
Known values are:
l -tag -width 2n -compact t 1 Temic NTSC,
t 2 Temic PAL,
t 3 Temic SECAM,
t 4 Philips NTSC,
t 5 Philips PAL,
t 6 Philips SECAM,
t 7 Temic PAL I,
t 8 Philips PAL I,
t 9 Philips FR1236 NTSC FM,
t 10 Philips FR1216 PAL FM,
t 11 Philips FR1236 SECAM FM,
t 12 ALPS TSCH5 NTSC FM,
and
t 13 ALPS TSBH1 NTSC.
.El
t Cd options BKTR_OVERRIDE_DBX=n To override detection of the BTSC (dbx) chip, set this to
.Em 1
if you have one, or
.Em 0
if not.
t Cd options BKTR_OVERRIDE_MSP=n To override detection of the MSP 34xx chip, set this to
.Em 1
if you have one, or
.Em 0
if not.
t Cd options BKTR_SYSTEM_DEFAULT=n If this option is set to
.Em BROOKTREE_PAL
default to PAL, else to NTSC.
t Cd options BKTR_USE_PLL Default to PLL instead of XTAL.
t Cd options BKTR_GPIO_ACCESS Use
.Fn ioctl Ns s
for direct GPIO access.
t Cd options BKTR_NO_MSP_RESET Skip the MSP reset.
This option is handy if you initialize the MSP audio in another
operating system first and then do a soft reboot.
The following options have no effect:
.It Cd options BKTR_430_FX_MODE
.It Cd options BKTR_SIS_VIA_MODE
.El
.Sh FILES
l -tag -width /dev/tuner* -compact t Pa /dev/bktr* .Nm
driver interface device
t Pa /dev/tuner* .Nm
tuner interface device
t Pa /dev/vbi* teletext interface device
.El
.Sh SEE ALSO
.Xr options 4 ,
.Xr pci 4 ,
.Xr radio 4 ,
a pkgsrc/multimedia/ffmpeg ,
a pkgsrc/multimedia/fxtv .Sh HISTORY The .Nm driver appeared in .Fx 2.2 and .Nx 1.5 . .Sh AUTHORS The .Nm driver was originally written by Amancio Hasty for .Fx and is now maintained by Roger Hardiman. .Nx porting was done by Bernd Ernesti, Berndt Josef Wulf, Matthias Scheler, and Thomas Klausner.
Indexes created Tue Oct 21 19:09:51 GMT 2025