Aula Linux – Software Libre – Open Source GPL

La tecnología da otro enorme paso, nos trae la Television Digital

TV CARD PHILIPS KWORLD
CHIP SAA7134
CHIP SAA7134SE

EL siguiente es un comando de consola para editar el archivo saa7134

sudo gedit /etc/modprobe.d/saa7134

Las siguiertes son las lineas de configuracion que van dentro del archivo saa7134

# aclaracion: antes de grabar al configuracion de la placam, hay que detectar cual chip tiene
alias char-major-81 videodev
alias char-major-81-0 saa7134
options saa7134 tuner=43 card=59

Los siguientes son los pasos que di para llegar a la configuracion

sudo dmesg | grep saa

root@linx:/home/unapreguntita# sudo dmesg | grep saa
[ 13.741716] saa7130/34: v4l2 driver version 0.2.14 loaded
[ 13.750286] saa7134 0000:05:02.0: PCI INT A -> GSI 18 (level, low) -> IRQ 18
[ 13.750295] saa7134[0]: found at 0000:05:02.0, rev: 1, irq: 18,
latency: 64, mmio: 0xfebff800
[ 13.750301] saa7134[0]: subsystem: 17de:7128, board: Kworld/Tevion
V-Stream Xpert TV PVR7134 [card=59,insmod option]
[ 13.750312] saa7134[0]: board init: gpio is c0407f
[ 13.750369] input: saa7134 IR (Kworld/Tevion V-Str as
/devices/pci0000:00/0000:00:1e.0/0000:05:02.0/input/input6
[ 13.908033] saa7134[0]: i2c eeprom 00: de 17 28 71 10 28 ff ff ff
ff ff ff ff ff ff ff
[ 13.908047] saa7134[0]: i2c eeprom 10: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908059] saa7134[0]: i2c eeprom 20: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908072] saa7134[0]: i2c eeprom 30: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908085] saa7134[0]: i2c eeprom 40: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908097] saa7134[0]: i2c eeprom 50: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908109] saa7134[0]: i2c eeprom 60: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908122] saa7134[0]: i2c eeprom 70: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908134] saa7134[0]: i2c eeprom 80: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908147] saa7134[0]: i2c eeprom 90: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908159] saa7134[0]: i2c eeprom a0: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908173] saa7134[0]: i2c eeprom b0: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908182] saa7134[0]: i2c eeprom c0: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908190] saa7134[0]: i2c eeprom d0: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908198] saa7134[0]: i2c eeprom e0: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.908206] saa7134[0]: i2c eeprom f0: ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff
[ 13.977108] tuner’ 0-0060: chip found @ 0xc0 (saa7134[0])
[ 13.992015] tuner’ 0-0061: chip found @ 0xc2 (saa7134[0])
[ 14.056256] saa7134[0]: registered device video0 [v4l2]
[ 14.056383] saa7134[0]: registered device vbi0
[ 14.056511] saa7134[0]: registered device radio0
[ 14.078371] saa7134 ALSA driver for DMA sound loaded
[ 14.078395] saa7134[0]/alsa: saa7134[0] at 0xfebff800 irq 18
registered as card -2
[ 14.748035] saa7134 IR (Kworld/Tevion V-Str: unknown key: key=0×03
raw=0×03 down=1

nano es el editos de texto
sudo nano options

Para Cargar aplicaciones al inicio del sistema
sudo nano /etc/modules

configurar mi placa de tv
sudo gedit /etc/modprobe.d/saa7134
valores
alias char-major-81 videodev
alias char-major-81-0 saa7134
#options saa7134 tuner=43 card=54
options saa7134 tuner=43 card=59

Para ver el listado de del hard via PCI
lspci

Cargador de Módulos controladores de dispositivos
modconf

Instalar el modconf
apt-get install modconf

Advanced Linux Sound Architecture

sudo gedit /etc/modprobe.d/alsa_base

dmesg (diagnostic message, mensajes de diagnóstico) es un comando
presente en los sistemas operativos Unix que lista el buffer de
mensajes del núcleo.
El comando grep nos permite buscar, dentro de los archivos

grep “a*” archivo

sudo dmesg | grep saa

me da el numero de card

card=59
tvtime

tv card philips kworld

tuner
card

options saa7134 tuner=43 card=59

sudo gedit /etc/modprobe.d/saa7134

alias char-major-81 videodev
alias char-major-81-0 saa7134
#options saa7134 tuner=43 card=54
options saa7134 tuner=43 card=59

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La configuracion del Hardware desde Linux se realiza automaticamente

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GIMP

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