[#5650] Fail to open video device node of camera vs6624 on bf537-stamp

Submitted By: Vivi Li

Open Date

2009-10-28 00:21:14 Close Date

2009-10-29 02:46:23

Priority:

Medium Assignee:

Michael Hennerich

Status:

Closed Fixed In Release:

N/A

Found In Release:

2010R1 Release:

Category:

Tests Board:

N/A

Processor:

BF537 Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

Assigned (Not Start)

Uboot version or rev.:

Toolchain version or rev.:

gcc4.1-09r1-rc9

App binary format:

N/A

Summary: Fail to open video device node of camera vs6624 on bf537-stamp

Details:

Test with camera vs6624 on bf537-stamp failed while opening /dev/video0.

Last passed version:

kernel: Linux release 2.6.31.4-ADI-2010R1-pre-svn7692, build #164 Thu Oct 22 03:19:37 GMT 2009

toolchain: bfin-linux-uclibc-gcc release gcc version 4.1.2 (ADI svn)

user-dist: release svn-9022, build #2381 Thu Oct 22 03:17:44 GMT 2009

Linux version 2.6.31.4-ADI-2010R1-pre-svn7704 (test@uclinux57-usb176x) (gcc version 4.1.2 (ADI svn)) #168 Sat Oct 24 07:35:59

bootconsole [early_shadow0] enabled

bootconsole [early_BFuart0] enabled

early printk enabled on early_BFuart0

Limiting kernel memory to 56MB due to anomaly 05000263

Board Memory: 64MB

Kernel Managed Memory: 64MB

Memory map:

fixedcode = 0x00000400-0x00000490

text = 0x00100000-0x0020cbc0

rodata = 0x0020cbc0-0x00266e74

bss = 0x00267000-0x00277b3c

data = 0x00277b3c-0x0028a000

stack = 0x00288000-0x0028a000

init = 0x0028a000-0x00e00000

available = 0x00e00000-0x037ff000

DMA Zone = 0x03e00000-0x04000000

Hardware Trace Active and Enabled

Boot Mode: 0

Reset caused by Software reset

Compiled for ADSP-BF537 Rev 0.2

Blackfin Linux support by http://blackfin.uclinux.org/

Processor Speed: 500 MHz core clock and 125 MHz System Clock

NOMPU: setting up cplb tables

Instruction Cache Enabled for CPU0

External memory: cacheable in instruction cache

Data Cache Enabled for CPU0

External memory: cacheable (write-back) in data cache

Built 1 zonelists in Zone order, mobility grouping off. Total pages: 14223

Kernel command line: root=/dev/mtdblock0 rw clkin_hz=25000000 earlyprintk=serial,uart0,57600 console=ttyBF0,57600 ip=10.100.f

PID hash table entries: 256 (order: 8, 1024 bytes)

Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)

Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)

Memory available: 42436k/65536k RAM, (11736k init code, 1074k kernel code, 502k data, 2048k dma, 7740k reserved)

NR_IRQS:98

Configuring Blackfin Priority Driven Interrupts

console [ttyBF0] enabled, bootconsole disabled

Calibrating delay loop... 997.37 BogoMIPS (lpj=1994752)

Security Framework initialized

Mount-cache hash table entries: 512

Blackfin Scratchpad data SRAM: 4 KB

Blackfin L1 Data A SRAM: 16 KB (16 KB free)

Blackfin L1 Data B SRAM: 16 KB (16 KB free)

Blackfin L1 Instruction SRAM: 48 KB (36 KB free)

NET: Registered protocol family 16

Blackfin DMA Controller

stamp_init(): registering device resources

bio: create slab <bio-0> at 0

NET: Registered protocol family 2

IP route cache hash table entries: 1024 (order: 0, 4096 bytes)

TCP established hash table entries: 2048 (order: 2, 16384 bytes)

TCP bind hash table entries: 2048 (order: 1, 8192 bytes)

TCP: Hash tables configured (established 2048 bind 2048)

TCP reno registered

NET: Registered protocol family 1

msgmni has been set to 82

io scheduler noop registered

io scheduler anticipatory registered (default)

io scheduler cfq registered

bfin-uart: Blackfin serial driver

bfin-uart.0: ttyBF0 at MMIO 0xffc00400 (irq = 18) is a BFIN-UART

brd: module loaded

bfin_mii_bus: probed

bfin_mac: attached PHY driver [SMSC LAN83C185] (mii_bus:phy_addr=0:01, irq=-1, mdc_clk=2500000Hz(mdc_div=24)@sclk=125MHz)

bfin_mac bfin_mac.0: Blackfin on-chip Ethernet MAC driver, Version 1.1

bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc00500, dma channel@7

rtc-bfin rtc-bfin: rtc core: registered rtc-bfin as rtc0

i2c-bfin-twi i2c-bfin-twi.0: Blackfin BF5xx on-chip I2C TWI Contoller, regs_base@ffc01400

bfin-wdt: initialized: timeout=20 sec (nowayout=0)

TCP cubic registered

NET: Registered protocol family 17

rtc-bfin rtc-bfin: setting system clock to 2014-11-15 16:20:21 UTC (1416068421)

dma_alloc_init: dma_page @ 0x02999000 - 512 pages at 0x03e00000

IP-Config: Complete:

device=eth0, addr=10.100.4.50, mask=255.255.255.0, gw=10.100.4.174,

host=bf537-stamp, domain=, nis-domain=(none),

bootserver=10.100.4.174, rootserver=10.100.4.174, rootpath=

Freeing unused kernel memory: 11736k freed

_____________________________________

a8888b. / Welcome to the uClinux distribution \

d888888b. / _ _ \

8P"YP"Y88 / | | |_| __ __ (TM) |

8|o||o|88 _____/ | | _ ____ _ _ \ \/ / |

8' .88 \ | | | | _ \| | | | \ / |

8`._.' Y8. \ | |__ | | | | | |_| | / \ |

d/ `8b. \ \____||_|_| |_|\____|/_/\_\ |

dP . Y8b. \ For embedded processors including |

d8:' " `::88b \ the Analog Devices Blackfin /

d8" 'Y88b \___________________________________/

:8P ' :888

8a. : _a88P For further information, check out:

._/"Yaa_: .| 88P| - http://blackfin.uclinux.org/

\ YP" `| 8P `. - http://docs.blackfin.uclinux.org/

/ \.___.d| .' - http://www.uclinux.org/

`--..__)8888P`._.' jgs/a:f - http://www.analog.com/blackfin

Have a lot of fun...

BusyBox v1.15.2 (2009-10-24 07:32:58 GMT) hush - the humble shell

root:/>

root:/> modprobe videodev

Linux video capture interface: v2.00

root:/>

root:/> modprobe blackfin-cam

VS6624: Firmware Version 0.12

VS6624: Patch Version 0.0

VS6624: detected client on address 0x10

VS6624: V4L driver Blackfin CMOS Camera now ready

root:/>

root:/> ffmpeg -f video4linux -s 320x240 -i /dev/video0 -f mpegts udp:10.100.4.1

74:1234

built on Oct 24 2009 07:32:18 with gcc 4.1.2 (ADI svn)

configuration: --prefix=/usr --source-path=/home/test/work/cruise/checkouts/uclinux-dist/lib/ffmpeg/build/../ffmpeg-svn-20-

libavutil 50. 3. 0 / 50. 3. 0

libavcodec 52.37. 0 / 52.37. 0

libavformat 52.39. 2 / 52.39. 2

libavdevice 52. 2. 0 / 52. 2. 0

libswscale 0. 7. 1 / 0. 7. 1

libpostproc 51. 2. 0 / 51. 2. 0

[video4linux @ 0x2068010]Wrong time base (0)

/dev/video0: Error while opening file

root:/> ls /dev/video0

/dev/video0

root:/>

Follow-ups

--- Michael Hennerich 2009-10-28 04:54:49

I think this is due to the recent ffmpeg update.

Try to add '-r 15/1'

ffmpeg -f video4linux -r 15/1 -s 320x240 -i /dev/video0 -f mpegts

-Michael

--- Vivi Li 2009-10-29 02:46:23

I add "-r 20" and it works.

So close this bug.

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