FAQ: [#6194] libxenomai.so.0 can't be found in xenomai kernel with fdpic mode(2010)

Document created by Aaronwu Employee on Sep 11, 2013
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[#6194] libxenomai.so.0 can't be found in xenomai kernel with fdpic mode

Submitted By: Vivi Li

Open Date

2010-08-19 03:36:34     Close Date

2010-09-02 06:20:43


Medium     Assignee:

Aaron Wu


Closed     Fixed In Release:


Found In Release:

2010R1     Release:


N/A     Board:



ALL     Silicon Revision:

Is this bug repeatable?:

Yes     Resolution:


Uboot version or rev.:

    Toolchain version or rev.:


App binary format:


Summary: libxenomai.so.0 can't be found in xenomai kernel with fdpic mode



Build xenomai kernel in fdpic mode, libxenomai.so.0 can't be found.


Bellow is the log on bf537-stamp:


Linux version (test@uclinux72-kernel-elf-ad1938) (gcc version 4.3.5 (ADI-trunk/svn-4747) ) #32 T0

register early platform devices

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      = 0x00001000-0x001436e8

  rodata    = 0x001436e8-0x001a9de0

  bss       = 0x001aa000-0x001ce574

  data      = 0x001ce574-0x001e2000

    stack   = 0x001e0000-0x001e2000

  init      = 0x001e2000-0x00821000

  available = 0x00821000-0x03800000

  DMA Zone  = 0x03f00000-0x04000000

Hardware Trace Active and Enabled

Boot Mode: 0

Reset caused by Software reset

Blackfin support (C) 2004-2010 Analog Devices, Inc.

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: 14224

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

PID hash table entries: 256 (order: -2, 1024 bytes)

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

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

Memory available: 48452k/65536k RAM, (6396k init code, 1289k kernel code, 635k data, 1024k dma, 7740k reserved)

Hierarchical RCU implementation.


Configuring Blackfin Priority Driven Interrupts

I-pipe 1.14-02: pipeline enabled.

console [ttyBF0] enabled, bootconsole disabled

console [ttyBF0] enabled, bootconsole disabled

Calibrating delay loop... 993.28 BogoMIPS (lpj=1986560)

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 (34 KB free)

NET: Registered protocol family 16

Blackfin DMA Controller

stamp_init(): registering device resources

bio: create slab <bio-0> at 0

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

Switching to clocksource bfin_cs_cycles

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

UDP hash table entries: 256 (order: 0, 4096 bytes)

UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)

NET: Registered protocol family 1

I-pipe: Domain Xenomai registered.

Xenomai: hal/blackfin started.

Xenomai: scheduling class idle registered.

Xenomai: scheduling class rt registered.

Xenomai: real-time nucleus v2.5.3 (Hordes Of Locusts) loaded.

Xenomai: starting native API services.

Xenomai: starting POSIX services.

Xenomai: starting RTDM services.

msgmni has been set to 94

io scheduler noop registered

io scheduler cfq registered (default)

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_mii_bus: Can't get IRQ 65535 (PHY)

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

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

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

TCP cubic registered

NET: Registered protocol family 17

2IP-Config: Complete:tting system clock to 2012-01-08 19:48:44 UTC (1326052124)

     device=eth0, addr=, mask=, gw=,

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

     bootserver=, rootserver=, rootpath=

dma_alloc_init: dma_page @ 0x028c3000 - 256 pages at 0x03f00000

Freeing unused kernel memory: 6396k 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 v1.16.2 (2010-08-17 18:31:54 CST) hush - the humble shell


root:/> PHY: 0:01 - Link is Up - 100/Full


root:/> latency

latency: can't load library 'libxenomai.so.0'

root:/> ls /usr/lib/

libjpeg.so.7        libnative.so.3      libpthread_rt.so    librtdm.so.1

liblzo2.so.2        libpng.so.3         libpthread_rt.so.1

libnative.so        libpng12.so.0       librtdm.so

root:/> ls /lib/

ld-uClibc.so.0     libgomp.so.1       libobjc.so.2       libutil.so.0

libc.so.0          libm.so.0          libpthread.so.0    libz.so.1

libcrypt.so.0      libmudflap.so.0    libresolv.so.0     modules

libdl.so.0         libmudflapth.so.0  librt.so.0

libgcc_s.so.1      libncurses.so.5    libstdc++.so.6

libgfortran.so.3   libnsl.so.0        libthread_db.so.1






--- Aaron Wu                                                 2010-08-31 05:38:25

Fixed and patch has been commited


--- Vivi Li                                                  2010-09-02 06:20:43

OK now. Close it.












File Name     File Type     File Size     Posted By

config.linux.xenomai    application/octet-stream    40342    Vivi Li

config.config.xenomai    application/octet-stream    49073    Vivi Li