Check if you have /dev/video0 node present in your rootfs On Thu, 2009-02-19 at 15:55 +0900, kirthika varadarajan wrote: > Hi, > After including the resizer driver i am getting the following error > Encodedecode demo started. > Encodedecode Error: Cannot open /dev/video0 (No such file or > directory) > > ncompressing > Linux............................................................. > Linux version 2.6.10_mvl401-davinci_evm (gcc ve > rsion 3.4.3 (MontaVista 3.4.3-25.0.30.0501131 2005-07-23)) #10 Thu Feb > 19 14:42: > 03 KST 2009 > CPU: ARM926EJ-Sid(wb) [41069265] revision 5 (ARMv5TEJ) > CPU0: D VIVT write-back cache > CPU0: I cache: 16384 bytes, associativity 4, 32 byte lines, 128 sets > CPU0: D cache: 8192 bytes, associativity 4, 32 byte lines, 64 sets > Machine: DaVinci EVM > Memory policy: ECC disabled, Data cache writeback > Built 1 zonelists > Kernel command line: console=ttyS0,115200n8 noinitrd rw > ip=192.168.1.9:192.168.1 > .4:192.168.1.1:255.255.255.0:::off root=/dev/nfs > nfsroot=192.168.1.18:/home/kirt > hika/workdir/filesys,nolock mem=120M > video=dm64xxfb:output=ntsc:format=composite > :vid0=720*...@0,0:vid1=720*...@0,0:osd0=720*...@0,0:osd1=720*...@0,0 > PID hash table entries: 512 (order: 9, 8192 bytes) > Console: colour dummy device 80x30 > Dentry cache hash table entries: 16384 (order: 4, 65536 bytes) > Inode-cache hash table entries: 8192 (order: 3, 32768 bytes) > Memory: 120MB = 120MB total > Memory: 118656KB available (2354K code, 490K data, 140K init) > Mount-cache hash table entries: 512 (order: 0, 4096 bytes) > CPU: Testing write buffer coherency: ok > spawn_desched_task(00000000) > desched cpu_callback 3/00000000 > ksoftirqd started up. > desched cpu_callback 2/00000000 > desched thread 0 started up. > NET: Registered protocol family 16 > Registering platform device 'nor_davinci.0'. Parent at platform > Registering platform device 'nand_davinci.0'. Parent at platform > Registering platform device 'musb_hdrc'. Parent at platform > DaVinci I2C DEBUG: 14:39:37 Feb 19 2009 > Registering platform device 'i2c'. Parent at platform > usbcore: registered new driver usbfs > usbcore: registered new driver hub > JFFS2 version 2.2. (NAND) (C) 2001-2003 Red Hat, Inc. > yaffs Feb 19 2009 14:39:09 Installing. > Registering platform device 'davincifb.0'. Parent at platform > DAVINCI VPBE use default values(parameters)... > Console: switching to colour frame buffer device 90x30 > Registering platform device 'davinci_resizer.2'. Parent at platform > Registering platform device 'davinci_previewer.2'. Parent at platform > Registering platform device 'davinci_pwm0.0'. Parent at platform > Registering platform device 'davinci_pwm1.1'. Parent at platform > Registering platform device 'davinci_pwm2.2'. Parent at platform > Serial: 8250/16550 driver $Revision: 1.90 $ 2 ports, IRQ sharing > disabled > Registering platform device 'serial8250'. Parent at platform > ttyS0 at MMIO 0x1c20000 (irq = 40) is a 16550A > io scheduler noop registered > io scheduler anticipatory registered > RAMDISK driver initialized: 1 RAM disks of 32768K size 1024 blocksize > loop: loaded (max 8 devices) > Registering platform device 'ti_davinci_emac'. Parent at platform > TI DaVinci EMAC: MAC address is 00:0e:99:02:29:00 > TI DaVinci EMAC Linux version updated 4.0 > TI DaVinci EMAC: Installed 1 instances. > netconsole: not configured, aborting > i2c /dev entries driver > Linux video capture interface: v1.00 > Registering platform device 'vpfe.1'. Parent at platform > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > DaVinci I2C WARNING: i2c: NACK detected > DaVinci I2C WARNING: i2c: RAR detected > Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2 > ide: Assuming 50MHz system bus speed for PIO modes; override with > idebus=xx > hda: TOSHIBA MK4026GAX RoHS, ATA DISK drive > elevator: using anticipatory as default io scheduler > ide0 at 0xe10661f0-0xe10661f7,0xe10663f6 on irq 22 > hda: max request size: 128KiB > hda: 78140160 sectors (40007 MB), CHS=65535/16/63 > hda: unknown partition table > ide0: BM-DMA at 0xe1066000-0xe1066007, BIOS settings: hda:pio, > hdb:pio > No NAND device found!!! > Chip Select is not set for NAND > nand_davinci: probe of nand_davinci.0 failed with error -6 > mice: PS/2 mouse device common for all mice > musb_hdrc: version 2.2a/db-0.4.8 [pio] [host] [debug=0] > musb_hdrc: USB Host mode controller at c8060000 using PIO, IRQ 12 > musb_hdrc musb_hdrc: new USB bus registered, assigned bus number 1 > hub 1-0:1.0: USB hub found > hub 1-0:1.0: 1 port detected > Registering platform device 'davinci-audio.0'. Parent at platform > NET: Registered protocol family 2 > IP: routing cache hash table of 512 buckets, 4Kbytes > TCP: Hash tables configured (established 8192 bind 16384) > NET: Registered protocol family 1 > NET: Registered protocol family 17 > IP-Config: Complete: > device=eth0, addr=192.168.1.9, mask=255.255.255.0, > gw=192.168.1.1, > host=192.168.1.9, domain=, nis-domain=(none), > bootserver=192.168.1.4, rootserver=192.168.1.18, rootpath= > Looking up port of RPC 100003/2 on 192.168.1.18 > Looking up port of RPC 100005/1 on 192.168.1.18 > VFS: Mounted root (nfs filesystem). > Freeing init memory: 140K > INIT: version 2.85 booting > Mounting a tmpfs over /dev...done. > Creating initial device nodes...done. > Activating swap...done. > Remounting root filesystem...done. > Calculating module dependencies > WARNING: Couldn't open > directory /lib/modules/2.6.10_mvl401-davinci_evm: No such > file or directory > FATAL: Could not > open /lib/modules/2.6.10_mvl401-davinci_evm/modules.dep.temp fo > r writing: No such file or directory > Loading modules: > Starting checking all file systems: fsck > fsck 1.35 (28-Feb-2004) > Starting mounting local filesystems: mount nothing was mounted > Cleaning: /etc/network/ifstate. > Setting up IP spoofing protection: rp_filter. > Disable TCP/IP Explicit Congestion Notification: done. > Starting network interfaces: done. > Starting hotplug subsystem: > pci > pci [success] > usb > usb [success] > isapnp > isapnp [success] > ide > ide [success] > input > input [success] > scsi > scsi [success] > done. > Starting portmap daemon: portmap. > Cleaning: /tmp /var/lock /var/run done. > Setting pseudo-terminal access permissions...done. > Updating /etc/motd...done. > INIT: Entering runlevel: 3 > Starting system log daemon: syslogd klogd. > Starting NFS common utilities: statd lockd. > Starting internet superserver: inetd. > Starting MontaVista target tools daemon: mvltdmvltd version 2.1 > MontaVista Softw > are,Inc. > . > MontaVista(R) Linux(R) Professional Edition 4.0 (0501140) > > 192.168.1.9 login: root > Last login: Thu Jan 1 20:02:48 2004 on console > Linux 192.168.1.9 2.6.10_mvl401-davinci_evm #10 Thu Feb 19 14:42:03 > KST 2009 arm > v5tejl GNU/Linux > > Welcome to MontaVista(R) Linux(R) Professional Edition 4.0 (0501140). > > [email protected]:/opt/dvevm# ./loadmodules.sh > cmemk: module license '(c) Texas Instruments' taints kernel. > cmem initialized 4 pools between 0x87800000 and 0x88000000 > dsplinkk: no version for "struct_module" found: kernel tainted. > DDR_START 0x8fa00000 DDR_SIZE 0x400000 > [email protected]:/opt/dvevm# ./encodedecode_ccd > Encodedecode demo started. > Encodedecode Error: Cannot open /dev/video0 (No such file or > directory) > > > > Even i did > mknod /dev/video0 c 81 0 > Even then i get > > Encodedecode Error: Cannot open /dev/video0 (No such device) > > I kernel configuration: > > I included Multimedia Devices -> > (*) Video For linux > Video For linux > (*)Davinci > Video Capture > > (*)SELECT TVP5146 > > I have CCD camera connected to Video In of dm6446 > > > Suggest me to resolve > > On 2/19/09, Jadav, Brijesh R <[email protected]> wrote: > Hi, > > > > You can check whether resizer is included in the kernel by > printing /proc/devices. There should be one entry for resizer. > If it is available, you just have to create /dev entry for > resizer. If it is not, kernel does not have resizer driver. > Re-build the kernel with the resizer support. > > > > Thanks, > > Brijesh Jadav > > > > > > ______________________________________________________________ > From: [email protected] > [mailto:[email protected]] On > Behalf Of Venkatachala Upadhya > Sent: Thursday, February 19, 2009 10:35 AM > To: 'kirthika varadarajan'; davinci-linux-open-source > Subject: RE: Reg decodeencode demo in Dm6446 > > > > > Hi, > > > > I guess re sizer is a kernel module. It might not have been > built into the kernel. You may have to load the kernel module. > > > > > With best regards, > > Venkatachala Upadhya| Extn: 65395| > -- > > > > > > > > ______________________________________________________________ > From: [email protected] > [mailto:[email protected]] On > Behalf Of kirthika varadarajan > Sent: 19 February, 2009 10:21 AM > To: davinci-linux-open-source > Subject: Reg decodeencode demo in Dm6446 > > When i run the decode encode demo compiled by me in DM6446 i > am getting the following error > > > > > > Encodedecode demo started. > Rszcopy Error: Failed to open /dev/davinci_resizer > Encodedecode Error: Failed to create resize copy job > Capturing 720x480 video (cropped to 720x480) > Smooth Error: Failed to open /dev/davinci_resizer > Encodedecode Error: Failed to create smoother > > > > > > I did't modify anything in the decode encode demo. > > > > > > > > > Suggest me to resolve this. > > > > > > ______________________________________________________________ > http://www.mindtree.com/email/disclaimer.html > > > > _______________________________________________ > Davinci-linux-open-source mailing list > [email protected] > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
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