Date: Fri, 11 Jul 2008 21:16:37 +0500 From: Andrey Merkulov <merao@udm.ru> To: freebsd-usb@freebsd.org Subject: Re: AnyDATA ADU-500A speed/stalled/panic Message-ID: <20080711211637.12504966.merao@udm.ru> In-Reply-To: <7ca5745b0807110653q240ea42cx9151df8305f4b218@mail.gmail.com> References: <7ca5745b0807110653q240ea42cx9151df8305f4b218@mail.gmail.com>
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+ 1 I have absolutely same problem № 3, when use EV-DO mode (high speed). My device is USB CDMA Ubiquam U-300 kernel modules: ucom umodem uplcom On Fri, 11 Jul 2008 16:53:06 +0300 "Alexander Kozlov" <synthetic.youth@gmail.com> wrote: > Hi. > > I have some problems with USB CDMA modem AnyDATA ADU-500A. > I'm running FreeBSD 7.0 RELEASE rebuilt with GENERIC conf and patch to > recognize this modem. I took patch from > http://www.freebsd.org/cgi/query-pr.cgi?pr=118479 > > Device is recognized as > ucom0: <AnyDATA Corporation AnyDATA CDMA Products, class 0/0, rev > 1.10/0.00, addr 2> on uhub1 > > 1. The first issue is 'ucom0: ubsa_request: STALLED' messages. > > I have these messaged when dailing with ppp > ucom0: ubsa_request: STALLED > ucom0: ubsa_request: STALLED > ucom0: ubsa_request: STALLED > ucom0: ubsa_request: STALLED > ucom0: ubsa_request: STALLED > ucom0: ubsa_request: STALLED > ucom0: ubsa_request: STALLED > > But I have device connected to internet. A lot of such messages I got > when notebook is idle for some time. > > 2. Second is speed issue. I never get more than 29 KByte/sec. But at > Windows XP SP3 and Ubuntu 8.04 I have up to 100 KByte/sec. As far as I > know this is the limit for my location. > I managed to have 100 KByte by patching ubsa.c: tuning ibuzsize and > obufsize. I partially applied patch from > http://lists.freebsd.org/pipermail/freebsd-usb/2008-January/004298.html > > Is this correct way to resolve speed issue? > > 3. Third and most painfull is system crash. It happens when device is > used by several apps or when downloading at high speed. I got > > kernel: panic: uhci_abort_xfer: not in process context > > Panic happens and without speed issue patch. Crashes never happen when > device is idle and there's no internet traffic. > > I' sure this device has no hardware issues because it works well at > Windows and Ubuntu. I can provide any information you need. I'm newbie > to FreeBSD and unix world but have some skill at C/C++ programming. I > want to have this device working under FreeBSD and ready to spend as > much time as needed. > > Thank you in advance, and sorry for mangled english. > _______________________________________________ > freebsd-usb@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-usb > To unsubscribe, send any mail to "freebsd-usb-unsubscribe@freebsd.org" -- честь имею быть ваш нижайший и покорнейший слуга Андрей Меркулов mailto:merao@udm.ru
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