Strange problem of dbus in my arm system

João Ramos joao.ramos at inov.pt
Mon Mar 17 10:52:12 PDT 2008


Hi,

I'm new to this mailing list, as I have come across an issue that was already reported in this mailing list. The following message is the original request.
I'm trying to compile DBus and Bluez for an EP9315 ARM920t processor, and I'm having the same problem. I've enabled verbose mode on Dbus and all I see, after a dump of messages, is that DBus segfaults when hcid process is launched...
Has anyone figured out this problem?


Original message:


Hello.I have compiled dbus for arm in scratchbox.But when I ran command dbus-daemon --system,error appeared
[root@(none) /]# dbus--daemon --system
[root@(none) /]# dbus-monitor --system
Failed to open connection to system message bus: Did not receive a reply. Possib
le causes include: the remote application did not send a reply, the message bus
security policy blocked the reply, the reply timeout expired, or the network con
nection was broken
I added messagebus user manually in /etc/passwd and /etc/group.
In /etc/group,I added these
messagebus:*:502:root
haldaemon:x:68:
avahi:x:70:
In /etc/group,I added these
messagebus:*:501:502:messagebus:/:/sbin/nologin
haldaemon:x:68:68:HAL daemon:/:/sbin/nologin
avahi:x:70:70:Avahi daemon:/:/sbin/nologin
I copied dbus-cleanup-sockets, dbus-monitor dbus-daemon, dbus-send dbus-launch, and dbus-uuidgen
to /usr/bin and copied libdbus-1.so ,libdbus-1.so.3  and libdbus-1.so.3.2.0 in /usr/lib in my target file
system.Because I use scram file system and files can be read only in flash,I created a link to /var/bdus-1 in /etc and
var was mount point in form of ramfs therefore only it could be changed in my file system.
I want to embed bluez in arm which uses dbus.After I ran dbus-daemon --system ,I ran hcid -n and error message appeared as
well.
hcid[481]: Bluetooth HCI daemon
hcid[481]: Can't connect to system message bus: Did not receive a reply. Possibl
e causes include: the remote application did not send a reply, the message bus s
ecurity policy blocked the reply, the reply timeout expired, or the network conn
ection was broken.
hcid[481]: Unable to get on D-Bus
Can I anyonet help me to figure out the problem? I will be very grateful for your help.

-- 
************************************************************************

    João Ramos        <joao.ramos at inov.pt>

    INOV INESC Inovação - ESTG Leiria
    Escola Superior de Tecnologia e Gestão de Leiria
    Edíficio C1, Campus 2
    Morro do Lena, Alto do Vieiro
    Leiria
    2411-901 Leiria
    Portugal

    Tel: +351244843424
    Fax: +351244843424

************************************************************************



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