Shaun Ruffell <sruff...@digium.com> wrote: > On 1/4/11 9:26 PM, cov...@ccs.covici.com wrote: > > > > Shaun Ruffell<sruff...@digium.com> wrote: > > > >> On 01/04/2011 05:09 PM, cov...@ccs.covici.com wrote: > >>> Hi. I have a Debian Leni system with asterisk-1.8. I was trying to > >>> get meetme to work and it depends on dahdi, so I compiled dahdi-trunk > >>> and dahdi-tools-trunk, however, when trying to insert dahdi_dummy, it > >>> complained about symbol crc_ccitt_table, although the module was > >>> actually there in the kernel tree. So, I took the Debian source, and I > >>> had the config and I did make Bzimage, make modules and make > >>> modules_install, but dahdi_dummy still complains about the same symbol, > >>> it says no version for that symbol, so I am confused as to how to > >>> resolve this so I can modprobe dahdi_dummy properly. > >>> > >>> Any ideas would be appreciated. > >>> > >> > >> First off, I recommend using dahdi-linux 2.4.0 *without* compiling > >> dahdi_dummy. A dummy span is no longer needed for DAHDI to provide a > >> timing source to asterisk. > >> > >> But you'll still need crc_ccitt module for dahdi to load, so that > >> doesn't fix the problem as you describe here. > >> > >> If you rebuilt your kernel (which probably wasn't necessary...) you need > >> to reboot into the new kernel, then rebuild DAHDI against your running > >> kernel in order to load. Sounds like you have built DAHDI against one > >> version of the kernel and you're running against another one. > >> > >> Also...make sure you're using "modprobe" and not "insmod" to load the > >> driver...so that crc_ccitt will automatically be loaded as a dependency. > >> > >> For example you can see it automatically loaded here (and how > >> dahdi_dummy isn't needed for timing). > >> > >> ]# lsmod | grep crc_ccitt > >> ]# dahdi_test -c 1 > >> Unable to open dahdi interface: No such file or directory > >> ]# modprobe dahdi > >> ]# lsmod | grep crc_ccitt > >> crc_ccitt 10240 1 dahdi > >> ]# dahdi_test -c 5 > >> Opened pseudo dahdi interface, measuring accuracy... > >> 99.998% 99.981% 99.990% 99.990% 99.991% > >> --- Results after 5 passes --- > >> Best: 99.998 -- Worst: 99.981 -- Average: 99.990100, Difference: 99.990101 > >> ]# > > > > I did rebuild the kernel, it has the same version and the same config as > > the old one and it did build a crc_ccitt module, and I even rebooted the > > system with the new modules, but no joy at all. Igot the same results > > whether I rebuilt the kernel or not, so this is what is confusing to me. > > > > What you get from the following commands: > > ]# lsmod | grep crc_ccitt I had to modprobe it, but I got: crc_ccitt 2080 0
> ]# modinfo crc_ccitt filename: /lib/modules/2.6.26-2-686/kernel/lib/crc-ccitt.ko license: GPL description: CRC-CCITT calculations depends: vermagic: 2.6.26-2-686 SMP mod_unload modversions 686 > ]# uname -a Linux eirasterisk 2.6.26-2-686 #3 SMP Tue Jan 4 15:29:02 EST 2011 i686 GNU/Linux > ]# cat /proc/kallsyms | grep crc_ccitt 00000000 a crc-ccitt.c [crc_ccitt] f8c6d284 ? __mod_license69 [crc_ccitt] f8c6d290 ? __mod_description68 [crc_ccitt] f8c72250 r __ksymtab_crc_ccitt [crc_ccitt] f8c72268 r __kstrtab_crc_ccitt [crc_ccitt] f8c72260 r __kcrctab_crc_ccitt [crc_ccitt] f8c72258 r __ksymtab_crc_ccitt_table [crc_ccitt] f8c72272 r __kstrtab_crc_ccitt_table [crc_ccitt] f8c72264 r __kcrctab_crc_ccitt_table [crc_ccitt] 00000000 a crc-ccitt.mod.c [crc_ccitt] f8c6d2b4 ? __module_depends [crc_ccitt] f8c6d32c ? ____versions [crc_ccitt] f8c6d2c0 ? __mod_vermagic5 [crc_ccitt] f8c725e0 d __this_module [crc_ccitt] 3771b461 a __crc_crc_ccitt [crc_ccitt] f8c72000 T crc_ccitt [crc_ccitt] 75811312 a __crc_crc_ccitt_table [crc_ccitt] f8c72050 R crc_ccitt_table [crc_ccitt] > ]# modinfo dahdi filename: /lib/modules/2.6.26-2-686/dahdi/dahdi.ko version: SVN-trunk-r9614 alias: dahdi_dummy license: GPL v2 description: DAHDI Telephony Interface author: Mark Spencer <marks...@digium.com> srcversion: A63E42F5ADDDE39777BCC24 depends: vermagic: 2.6.26-2-686 SMP mod_unload modversions 686 parm: debug:Sets debugging verbosity as a bitfield, to see general debugging set this to 1. To see RBS debugging set this to 32 (int) parm: deftaps:int parm: max_pseudo_channels:Maximum number of pseudo channels. (int) -- Your life is like a penny. You're going to lose it. The question is: How do you spend it? John Covici cov...@ccs.covici.com -- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users