FAQ: [#6618] bluetooth through uart test fails at l2ping(2011)

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[#6618] bluetooth through uart test fails at l2ping

Submitted By: Vivi Li

Open Date

2011-06-01 01:19:50     Close Date

2012-09-05 22:14:28

Priority:

Medium     Assignee:

Bob Liu

Status:

Closed     Fixed In Release:

N/A

Found In Release:

2011R1     Release:

Category:

N/A     Board:

N/A

Processor:

BF537     Silicon Revision:

Is this bug repeatable?:

Yes     Resolution:

Rejected

Uboot version or rev.:

    Toolchain version or rev.:

gcc4.3-2010_Dec_09

App binary format:

N/A     

Summary: bluetooth through uart test fails at l2ping

Details:

 

In bluetooth through uart test, it fails to ping from blackfin to another BT device. It shows an error message of requesting link key.

 

This happened some time since April 19th, 2011.

 

--

Linux version 2.6.39-ADI-2011R1-pre-svn9909 (test@linux58-mmc-usblan-btuart) (gcc version 4.3.5 (ADI-trunk/svn-5013) ) #6 Wed Ju1

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      = 0x00001000-0x00140630

  rodata    = 0x00140630-0x001a42cc

  bss       = 0x001a5000-0x001b5a40

  data      = 0x001b5a40-0x001c8000

    stack   = 0x001c6000-0x001c8000

  init      = 0x001c8000-0x009c1000

  available = 0x009c1000-0x03800000

  DMA Zone  = 0x03f00000-0x04000000

Hardware Trace active and enabled

Boot Mode: 0

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=10.100.4.50f

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: 46748k/65536k RAM, (8164k init code, 1277k kernel code, 543k data, 1024k dma, 7780k reserved)

NR_IRQS:146

Configuring Blackfin Priority Driven Interrupts

console [ttyBF0] enabled, bootconsole disabled

console [ttyBF0] enabled, bootconsole disabled

Calibrating delay loop... 995.32 BogoMIPS (lpj=1990656)

pid_max: default: 32768 minimum: 301

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 (35 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

Bluetooth: Core ver 2.16

NET: Registered protocol family 31

Bluetooth: HCI device and connection manager initialized

Bluetooth: HCI socket layer initialized

Bluetooth: L2CAP socket layer initialized

Bluetooth: SCO socket layer initialized

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

debug-mmrs: setting up Blackfin MMR debugfs

msgmni has been set to 91

io scheduler noop registered (default)

bfin-uart: Blackfin serial driver

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

bfin-uart.1: ttyBF1 at MMIO 0xffc02000 (irq = 20) 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: eth0: Features changed: 0x00004800 -> 0x00004000

bfin_mac bfin_mac.0: eth0: 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)

Bluetooth: HCI UART driver ver 2.2

Bluetooth: HCI H4 protocol initialized

Bluetooth: HCI BCSP protocol initialized

TCP cubic registered

NET: Registered protocol family 17

Bluetooth: RFCOMM TTY layer initialized

Bluetooth: RFCOMM socket layer initialized

Bluetooth: RFCOMM ver 1.11

Bluetooth: BNEP (Ethernet Emulation) ver 1.3

Bluetooth: BNEP filters: protocol multicast

Bluetooth: HIDP (Human Interface Emulation) ver 1.2

IP-Config: Complete:etting system clock to 1970-01-03 08:49:39 UTC (204579)

     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=

dma_alloc_init: dma_page @ 0x02a2c000 - 256 pages at 0x03f00000

Freeing unused kernel memory: 8164k 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 v1.18.4 (2011-05-31 20:51:03 CST) hush - the humble shell

 

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

iwrap_boot -b /dev/ttyBF1

root:/> hcid -n &

[1] 186 hcid -n

root:/> hcid[186]: Bluetooth HCI daemon

 

root:/> hciattach -n /dev/ttyBF1 bcsp &

[2] 187 hciattach -n /dev/ttyBF1 bcsp

root:/> hcid[186]: HCI dev 0 registered

hdev=0

bcsp_recv: Out-of-order packet arrived, got 1 expected 0

hcid[186]: HCI dev 0 up

hcid[186]: Starting security manager 0

hciconfig hci0 up

root:/> hcitool scan

Scanning ...

        00:15:83:44:C2:E7       linux58-mmc-usblan-btuart

        50:63:13:8E:00:29       Dell Wireless 365 Bluetooth Module

root:/> l2ping -i hci0 -c 50 -f 00:15:83:44:C2:E7

hcid[186]: link_key_request (sba=00:07:80:89:8F:06, dba=00:15:83:44:C2:E7)

Can't connect: Connection reset by peer

root:/>

--

 

Follow-ups

 

--- Bob Liu                                                  2011-07-04 03:37:29

Can't reproduce.

 

root:/> version

kernel:    Linux release 2.6.39.2-ADI-2011R1-pre-svn10001, build #585 Mon Jul 4

14:54:56 CST 2011

toolchain: bfin-uclinux-gcc release gcc version 4.3.5 (ADI-trunk/git-b5d2cba)

user-dist: release svn-10224, build #184 Mon Jul 4 14:54:13 CST 2011

root:/>

 

root:/> l2ping -i hci0 -c 50 -f 00:15:83:15:A3:10

Ping: 00:15:83:15:A3:10 from 00:07:80:89:8F:06 (data size 44) ...

44 bytes from 00:15:83:15:A3:10 id 0 time 37.31ms               

44 bytes from 00:15:83:15:A3:10 id 1 time 39.79ms               

44 bytes from 00:15:83:15:A3:10 id 2 time 39.84ms               

44 bytes from 00:15:83:15:A3:10 id 3 time 39.76ms               

44 bytes from 00:15:83:15:A3:10 id 4 time 39.90ms               

44 bytes from 00:15:83:15:A3:10 id 5 time 59.80ms

44 bytes from 00:15:83:15:A3:10 id 6 time 39.84ms

44 bytes from 00:15:83:15:A3:10 id 7 time 59.86ms

44 bytes from 00:15:83:15:A3:10 id 8 time 39.93ms

44 bytes from 00:15:83:15:A3:10 id 9 time 59.77ms

44 bytes from 00:15:83:15:A3:10 id 10 time 39.90ms

44 bytes from 00:15:83:15:A3:10 id 11 time 59.81ms

44 bytes from 00:15:83:15:A3:10 id 12 time 39.84ms

44 bytes from 00:15:83:15:A3:10 id 13 time 59.86ms

44 bytes from 00:15:83:15:A3:10 id 14 time 39.92ms

44 bytes from 00:15:83:15:A3:10 id 15 time 59.77ms

44 bytes from 00:15:83:15:A3:10 id 16 time 39.89ms

44 bytes from 00:15:83:15:A3:10 id 17 time 59.89ms

44 bytes from 00:15:83:15:A3:10 id 18 time 39.76ms

44 bytes from 00:15:83:15:A3:10 id 19 time 39.83ms

44 bytes from 00:15:83:15:A3:10 id 20 time 39.93ms

44 bytes from 00:15:83:15:A3:10 id 21 time 59.78ms

44 bytes from 00:15:83:15:A3:10 id 22 time 39.91ms

44 bytes from 00:15:83:15:A3:10 id 23 time 59.80ms

44 bytes from 00:15:83:15:A3:10 id 24 time 39.87ms

44 bytes from 00:15:83:15:A3:10 id 25 time 39.83ms

44 bytes from 00:15:83:15:A3:10 id 26 time 39.91ms

44 bytes from 00:15:83:15:A3:10 id 27 time 39.86ms

44 bytes from 00:15:83:15:A3:10 id 28 time 39.79ms

44 bytes from 00:15:83:15:A3:10 id 29 time 39.90ms

44 bytes from 00:15:83:15:A3:10 id 30 time 59.84ms

44 bytes from 00:15:83:15:A3:10 id 31 time 39.89ms

44 bytes from 00:15:83:15:A3:10 id 32 time 59.78ms

44 bytes from 00:15:83:15:A3:10 id 33 time 39.89ms

44 bytes from 00:15:83:15:A3:10 id 34 time 59.82ms

44 bytes from 00:15:83:15:A3:10 id 35 time 39.88ms

44 bytes from 00:15:83:15:A3:10 id 36 time 59.84ms

44 bytes from 00:15:83:15:A3:10 id 37 time 59.78ms

44 bytes from 00:15:83:15:A3:10 id 38 time 39.91ms

44 bytes from 00:15:83:15:A3:10 id 39 time 39.86ms

44 bytes from 00:15:83:15:A3:10 id 40 time 39.80ms

44 bytes from 00:15:83:15:A3:10 id 41 time 39.83ms

44 bytes from 00:15:83:15:A3:10 id 42 time 59.88ms

44 bytes from 00:15:83:15:A3:10 id 43 time 39.89ms

44 bytes from 00:15:83:15:A3:10 id 44 time 59.79ms

44 bytes from 00:15:83:15:A3:10 id 45 time 39.90ms

44 bytes from 00:15:83:15:A3:10 id 46 time 59.81ms

44 bytes from 00:15:83:15:A3:10 id 47 time 39.83ms

44 bytes from 00:15:83:15:A3:10 id 48 time 59.86ms

44 bytes from 00:15:83:15:A3:10 id 49 time 39.90ms

50 sent, 50 received, 0% loss

root:/>

 

--- Vivi Li                                                  2012-09-05 23:14:44

It's ok in trunk. Close it.

 

 

 

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    Duplicates

    Associations

    Tags

 

File Name     File Type     File Size     Posted By

config.linux.bluetoothuart    application/octet-stream    36090    Vivi Li

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