problems on USB

Jaap-Jan Boor jjboor at aimsys.nl
Tue Nov 30 19:13:42 EST 2004


On 30-nov-04, at 7:45, zhonglei wrote:

> hi
>  thank you for your help!
>  But I am not very clear about your meaning. I have a NFS mount 
> directory in my host computer. In the /home/zl/ELDK/ppc_82xx/proc(in 
> my host),there is no files in it.

that's ok, because it should only show on target the pseudo proc 
filesystem
containing runtime system information.
Do you have something in /home/zl/ELDK/ppc_82xx/etc/fstab?
if so, try the: mount -a
command on your target

Jaap-Jan


>  So what can I do next?
> BestRegards
> zhonglei
> ---------- Original Message ----------------------------------
> From: Jaap-Jan Boor <jjboor at aimsys.nl>
> Date:  Tue, 30 Nov 2004 07:00:49 +0100
>
>> Hi,
>>
>> did you have a
>> none    /proc/bus/usb  usbdevfs  defaults 0 0
>>
>> entry in your fstab?
>>
>> Jaap-Jan
>>
>> On 30-nov-04, at 3:32, zhonglei wrote:
>>
>>> hi
>>>    My system is Lite5200 with DENX Embedded Linux running on it.When 
>>> I
>>> tried to enable my USB port to use my u-disk,
>>>
>>> the problem occured.
>>>    I have enabled USB support with 'make xconfig'. The reports are as
>>> follows:
>>> ********************************************************************
>>>   U-Boot 1.1.2 (Nov 12 2004 - 11:46:06)
>>>
>>> CPU:   MPC5200 v1.2 at 462 MHz
>>>        Bus 132 MHz, IPB 132 MHz, PCI 33 MHz
>>> Board: Motorola MPC5200 (IceCube)
>>> I2C:   85 kHz, ready
>>> DRAM:  64 MB
>>> FLASH: 16 MB
>>> PCI:   Bus Dev VenId DevId Class Int
>>>         00  1a  1057  5803  0680  00
>>> In:    serial
>>> Out:   serial
>>> Err:   serial
>>> Net:   FEC ETHERNET
>>> IDE:   Bus 0: OK
>>>   Device 0: Model: Flash Card Firm: 2N3-0925 Ser#: CF00000000
>>>             Type: Removable Hard Disk
>>>             Capacity: 123.0 MB = 0.1 GB (251904 x 512)
>>>   Device 1: not available
>>>
>>> Autostarting.Press any key to abort..
>>>
>>> Hit any key to stop autoboot:  0
>>> Using FEC ETHERNET device
>>> TFTP from server 198.87.102.60; our IP address is 198.87.102.210
>>> Filename 'MPC5200/uImage'.
>>> Load address: 0x100000
>>> Loading:
>>> #################################################################
>>> ###############################################################
>>> ######################################
>>> done
>>> Bytes transferred = 857559 (d15d7 hex)
>>> ## Booting image at 00100000 ...
>>>    Image Name:   Linux-2.4.25
>>>    Image Type:   PowerPC Linux Kernel Image (gzip compressed)
>>>    Data Size:    857495 Bytes = 837.4 kB
>>>    Load Address: 00000000
>>>    Entry Point:  00000000
>>>    Verifying Checksum ... OK
>>>    Uncompressing Kernel Image ... OK
>>> Memory BAT mapping: BAT2=64Mb, BAT3=0Mb, residual: 0Mb
>>> Linux version 2.4.25 (root at 198.87.102.60.netdial.caribe.net) (gcc
>>> version 3.2.24
>>> On node 0 totalpages: 16384
>>> zone(0): 16384 pages.
>>> zone(1): 0 pages.
>>> zone(2): 0 pages.
>>> Kernel command line: root=/dev/nfs rw
>>> nfsroot=198.87.102.60:/home/zl/ELDK/ppc_8f
>>> Calibrating delay loop... 307.20 BogoMIPS
>>> Memory: 62212k available (1500k kernel code, 464k data, 76k init, 0k
>>> highmem)
>>> Dentry cache hash table entries: 8192 (order: 4, 65536 bytes)
>>> Inode cache hash table entries: 4096 (order: 3, 32768 bytes)
>>> Mount cache hash table entries: 512 (order: 0, 4096 bytes)
>>> Buffer cache hash table entries: 4096 (order: 2, 16384 bytes)
>>> Page-cache hash table entries: 16384 (order: 4, 65536 bytes)
>>> POSIX conformance testing by UNIFIX
>>> PCI: Probing PCI hardware
>>> PCI: Cannot allocate resource region 0 of device 00:1a.0
>>> Linux NET4.0 for Linux 2.4
>>> Based upon Swansea University Computer Society NET3.039
>>> Initializing RT netlink socket
>>> Starting kswapd
>>> Journalled Block Device driver loaded
>>> JFFS2 version 2.2. (C) 2001-2003 Red Hat, Inc.
>>> pty: 256 Unix98 ptys configured
>>> ttyS0 on PSC1
>>> ttyS1 on PSC2
>>> ttyS2 on PSC3
>>> RAMDISK driver initialized: 16 RAM disks of 16384K size 1024 
>>> blocksize
>>> loop: loaded (max 8 devices)
>>> Uniform Multi-Platform E-IDE driver Revision: 7.00beta4-2.4
>>> ide: Assuming 33MHz system bus speed for PIO modes; override with
>>> idebus=xx
>>> Port Config is: 0x11050004
>>> ipb=132MHz, set clock period to 7
>>> GPIO config: 11050004
>>> ATA invalid: 01000000
>>> ATA hostcnf: 03000000
>>> ATA pio1   : 100a0a00
>>> ATA pio2   : 02040600
>>> XLB Arb cnf: 0000a366
>>> mpc5xxx_ide: Setting up IDE interface ide0...
>>> ATA DMA task: 5
>>> Probing IDE interface ide0...
>>> hda: Flash Card, CFA DISK drive
>>> ide0 at 0xf0003a60-0xf0003a67,0xf0003a5c on irq 45
>>> hda: attached ide-disk driver.
>>> hda: 251904 sectors (129 MB) w/0KiB Cache, CHS=984/16/16
>>> Partition check:
>>>  hda: hda1
>>> Icecube Bank 0: Found 1 x8 devices at 0x0 in 8-bit mode
>>> Icecube Bank 0: Found 1 x8 devices at 0x800000 in 8-bit mode
>>>  Amd/Fujitsu Extended Query Table at 0x0040
>>> Icecube Bank 0: CFI does not contain boot bank location. Assuming 
>>> top.
>>> number of CFI chips: 2
>>> cfi_cmdset_0002: Disabling erase-suspend-program due to code
>>> brokenness.
>>> Icecube flash bank 0: Using static image partition definition
>>> Creating 5 MTD partitions on "Icecube Bank 0":
>>> 0x00000000-0x00800000 : "Spare"
>>> 0x00800000-0x00900000 : "kernel"
>>> 0x00900000-0x00c00000 : "initrd"
>>> 0x00c00000-0x00f00000 : "jffs"
>>> 0x00f00000-0x01000000 : "Firmware"
>>> usb.c: registered new driver hub
>>> host/usb-ohci.c: USB OHCI at membase 0xf0001000, IRQ 44
>>> host/usb-ohci.c: usb-0, Built-In ohci
>>> usb.c: new USB bus registered, assigned bus number 1
>>> hub.c: USB hub found
>>> hub.c: 1 port detected
>>> NET4: Linux TCP/IP 1.0 for NET4.0
>>> eth0: Phy @ 0x0, type LXT971 (0x001378e2)
>>> IP Protocols: ICMP, UDP, TCP, IGMP
>>> IP: routing cache hash table of 512 buckets, 4Kbytes
>>> TCP: Hash tables configured (established 4096 bind 8192)
>>> eth0: config: auto-negotiation on, 100FDX, 100HDX, 10FDX, 10HDX.
>>> eth0: Waiting for the link to be up...
>>> eth0: status: link up, 100 Mbps Full Duplex, auto-negotiation 
>>> complete.
>>> IP-Config: Complete:
>>>       device=eth0, addr=198.87.102.210, mask=255.0.0.0,
>>> gw=198.87.102.60,
>>>      host=icecube, domain=, nis-domain=(none),
>>>      bootserver=198.87.102.60, rootserver=198.87.102.60, rootpath=
>>> NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
>>> Looking up port of RPC 100003/2 on 198.87.102.60
>>> Looking up port of RPC 100005/1 on 198.87.102.60
>>> VFS: Mounted root (nfs filesystem).
>>> Freeing unused kernel memory: 76k init
>>> INIT: version 2.84 booting
>>>                 Welcome to DENX Embedded Linux Environment
>>>                 Press 'I' to enter interactive startup.
>>> Building the cache [  OK  ]
>>> Mounting proc filesystem:  [  OK  ]
>>> Configuring kernel parameters:  [  OK  ]
>>> RTC_RD_TIME: Invalid argument
>>> ioctl() to /dev/rtc to read the time failed.
>>> Setting clock : Wed Dec 31 19:00:09 EST 1969 [  OK  ]
>>> Setting hostname icecube:  [  OK  ]
>>> Mounting USB filesystem:  mount: mount point /proc/bus/usb does not
>>> exist
>>> [FAILED]
>>> Activating swap partitions:  [  OK  ]
>>> Checking filesystems
>>> [  OK  ]
>>> Mounting local filesystems:  [  OK  ]
>>> Enabling swap space:  [  OK  ]
>>> modprobe: Can't open dependencies file 
>>> /lib/modules/2.4.25/modules.dep
>>> (No such)
>>> INIT: Entering runlevel: 3
>>> Entering non-interactive startup
>>> Setting network parameters:  [  OK  ]
>>> Bringing up loopback interface:  [  OK  ]
>>> Starting system logger: [  OK  ]
>>> Starting kernel logger: [  OK  ]
>>> Initializing random number generator:  [  OK  ]
>>> Starting portmapper: [  OK  ]
>>> Mounting NFS filesystems:  [  OK  ]
>>> Mounting other filesystems:  [  OK  ]
>>> Starting xinetd: [  OK  ]
>>>
>>> icecube login: root
>>> Last login: Wed Dec 31 19:02:11 on console
>>> bash-2.05b#
>>> ****************************************************************
>>>
>>> It seems that the USB port has been detected.But the filesystem
>>> mounted unsuccessfully!(Mounting USB filesystem:
>>>
>>> mount: mount point /proc/bus/usb does not exist)
>>>
>>> Please give a hand! Thanks in advance!!!!!
>>>
>>> BestRegards
>>> zhonglei
>>> _______________________________________________
>>> Linuxppc-embedded mailing list
>>> Linuxppc-embedded at ozlabs.org
>>> https://ozlabs.org/mailman/listinfo/linuxppc-embedded
>>
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