2005-06-03 22:51:12

by Gunter Ohrner

[permalink] [raw]
Subject: [Bluez-users] btsco and Jabra Headset

Hi!

I've had a hard time trying to get my headset working but had no success so
far. :-(

I've found single report on the syptoms I get on the net
(http://www.linuxforen.de/forums/archive/index.php/t-182494.html), but
unfortunately no solution/follow up posting...

I'm also happy abaout RTFMs, maybe I missed something - these are my first
steps with bluetooth.

I'm running a vanilla 2.6.11.11 kernel with all those bluetooth drivers
compiled as modules. (Further systems details can be found at the end of
this mail.) The bluetooth USB stick is recognized and driven by the ohci
driver, so it's probably no ehci issue...

These are the symptoms:

***
# btsco -v 00:07:A4:05:2E:14
btsco v0.4c
Device is 2:0
Error: Failed to connect to SDP server: Permission denied
Assuming channel 2

Voice setting: 0x0060
Can't connect RFCOMM channel: Permission denied
CoriCelesti:/usr/src#
***

This happens no matter if I run it as root or my normal user. (which is in
group dialup, all the /dev/rfcomm1 belong to group dialup) The btsco is a
CVS checkout from yesterday.

The bluetooth dongle:

***
kernel: usb 1-7: new full speed USB device using ohci_hcd and address 10
***

***
CoriCelesti:/usr/src# hciconfig -a
hci0: Type: USB
BD Address: 00:09:DD:10:62:ED ACL MTU: 192:8 SCO MTU: 64:8
UP RUNNING PSCAN ISCAN
RX bytes:107 acl:0 sco:0 events:14 errors:0
TX bytes:300 acl:0 sco:0 commands:13 errors:0
Features: 0xff 0xff 0x8f 0xf8 0x18 0x18 0x00 0x80
Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3
Link policy: RSWITCH HOLD SNIFF PARK
Link mode: SLAVE ACCEPT
Name: 'CoriCelesti-0'
Class: 0x3e0100
Service Classes: Networking, Rendering, Capturing, Object Transfer,
Audio
Device Class: Computer, Uncategorized
HCI Ver: 1.1 (0x1) HCI Rev: 0x639 LMP Ver: 1.1 (0x1) LMP Subver:
0x639
Manufacturer: Cambridge Silicon Radio (10)

CoriCelesti:/usr/src#
***

Device scan (headset in pairing mode):

***
gunter@CoriCelesti:~$ hcitool scan
Scanning ...
00:07:A4:05:2E:14 JABRA BT200
gunter@CoriCelesti:~$
***

Info fails:

*** (as gunter)
gunter@CoriCelesti:~$ hcitool info 00:07:A4:05:2E:14
Requesting information ...
Can't create connection: Operation not permitted
gunter@CoriCelesti:~$
*** (as root)
CoriCelesti:/usr/src# hcitool info 00:07:A4:05:2E:14
Requesting information ...
Can't create connection: Input/output error
CoriCelesti:/usr/src#
***

I already tried to delete /etc/bluetooth/pin and to write the default pin
into it, to no avail.

strace says btsco fails during a connect call:

***
connect(4, {sa_family=AF_BLUETOOTH, sa_data="\1\0\24
\5\244\7\0\0\0\0\0\0\0"}, 10) = -1 EACCES (Permission denied)
close(4) = 0
write(2, "Error: ", 7Error: ) = 7
write(2, "Failed to connect to SDP server:"..., 70Failed to connect to SDP
server: Permission denied
***

Are there any obvious mistakes or does anyone have any hints? As I said I'm
new to this whole bluetooth technology so maybe I'm missing something
really obvious... :-/

I really appreciate any help!

Greetings,

Gunter



System:
Athlon64 3000+ at Asus A8N SLI Board, nVidia NForce4 Chipset

Distribution:
Debian SID, 'Pure64' platform
custom-compiled 2.6.11.11 vanilla kernel

--
"There is a considerable overlap in intelligence between the smarter
perl scripts and the dumber users." -- Wolfgang Rupprecht
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2005-06-04 05:02:11

by Brad Midgley

[permalink] [raw]
Subject: Re: [Bluez-users] btsco and Jabra Headset

Gunter,

something fundamental is wrong if you can find the headset using hcitool
scan but can't use sdp to examine it. try the command-line sdp scan:

sdptool search --bdaddr <bdaddr> 0x1108

I suspect it will fail but I'm not sure why that would happen. If the
*connection* was failing, I'd tell you to try removing
/etc/bluetooth/link_key to reset the pairing. But the pairing is
irrelevant for sdp queries.

Brad

Gunter Ohrner wrote:
> Hi!
>
> I've had a hard time trying to get my headset working but had no success so
> far. :-(
>
> I've found single report on the syptoms I get on the net
> (http://www.linuxforen.de/forums/archive/index.php/t-182494.html), but
> unfortunately no solution/follow up posting...
>
> I'm also happy abaout RTFMs, maybe I missed something - these are my first
> steps with bluetooth.
>
> I'm running a vanilla 2.6.11.11 kernel with all those bluetooth drivers
> compiled as modules. (Further systems details can be found at the end of
> this mail.) The bluetooth USB stick is recognized and driven by the ohci
> driver, so it's probably no ehci issue...
>
> These are the symptoms:
>
> ***
> # btsco -v 00:07:A4:05:2E:14
> btsco v0.4c
> Device is 2:0
> Error: Failed to connect to SDP server: Permission denied
> Assuming channel 2
>
> Voice setting: 0x0060
> Can't connect RFCOMM channel: Permission denied
> CoriCelesti:/usr/src#
> ***
>
> This happens no matter if I run it as root or my normal user. (which is in
> group dialup, all the /dev/rfcomm1 belong to group dialup) The btsco is a
> CVS checkout from yesterday.
>
> The bluetooth dongle:
>
> ***
> kernel: usb 1-7: new full speed USB device using ohci_hcd and address 10
> ***
>
> ***
> CoriCelesti:/usr/src# hciconfig -a
> hci0: Type: USB
> BD Address: 00:09:DD:10:62:ED ACL MTU: 192:8 SCO MTU: 64:8
> UP RUNNING PSCAN ISCAN
> RX bytes:107 acl:0 sco:0 events:14 errors:0
> TX bytes:300 acl:0 sco:0 commands:13 errors:0
> Features: 0xff 0xff 0x8f 0xf8 0x18 0x18 0x00 0x80
> Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3
> Link policy: RSWITCH HOLD SNIFF PARK
> Link mode: SLAVE ACCEPT
> Name: 'CoriCelesti-0'
> Class: 0x3e0100
> Service Classes: Networking, Rendering, Capturing, Object Transfer,
> Audio
> Device Class: Computer, Uncategorized
> HCI Ver: 1.1 (0x1) HCI Rev: 0x639 LMP Ver: 1.1 (0x1) LMP Subver:
> 0x639
> Manufacturer: Cambridge Silicon Radio (10)
>
> CoriCelesti:/usr/src#
> ***
>
> Device scan (headset in pairing mode):
>
> ***
> gunter@CoriCelesti:~$ hcitool scan
> Scanning ...
> 00:07:A4:05:2E:14 JABRA BT200
> gunter@CoriCelesti:~$
> ***
>
> Info fails:
>
> *** (as gunter)
> gunter@CoriCelesti:~$ hcitool info 00:07:A4:05:2E:14
> Requesting information ...
> Can't create connection: Operation not permitted
> gunter@CoriCelesti:~$
> *** (as root)
> CoriCelesti:/usr/src# hcitool info 00:07:A4:05:2E:14
> Requesting information ...
> Can't create connection: Input/output error
> CoriCelesti:/usr/src#
> ***
>
> I already tried to delete /etc/bluetooth/pin and to write the default pin
> into it, to no avail.
>
> strace says btsco fails during a connect call:
>
> ***
> connect(4, {sa_family=AF_BLUETOOTH, sa_data="\1\0\24
> \5\244\7\0\0\0\0\0\0\0"}, 10) = -1 EACCES (Permission denied)
> close(4) = 0
> write(2, "Error: ", 7Error: ) = 7
> write(2, "Failed to connect to SDP server:"..., 70Failed to connect to SDP
> server: Permission denied
> ***
>
> Are there any obvious mistakes or does anyone have any hints? As I said I'm
> new to this whole bluetooth technology so maybe I'm missing something
> really obvious... :-/
>
> I really appreciate any help!
>
> Greetings,
>
> Gunter
>
>
>
> System:
> Athlon64 3000+ at Asus A8N SLI Board, nVidia NForce4 Chipset
>
> Distribution:
> Debian SID, 'Pure64' platform
> custom-compiled 2.6.11.11 vanilla kernel
>


-------------------------------------------------------
This SF.Net email is sponsored by: NEC IT Guy Games. How far can you shotput
a projector? How fast can you ride your desk chair down the office luge track?
If you want to score the big prize, get to know the little guy.
Play to win an NEC 61" plasma display: http://www.necitguy.com/?r=20
_______________________________________________
Bluez-users mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/bluez-users