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Re: A problem loading ssb module

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On Mon, Sep 28, 2009 at 01:38:46PM -0700, Tim Gardner wrote:
> Luis R. Rodriguez wrote:
> > On Mon, Sep 28, 2009 at 01:00:55PM -0700, Tim Gardner wrote:
> >> Luis R. Rodriguez wrote:
> >>> On Sun, Sep 27, 2009 at 12:50:19PM -0700, Luis R. Rodriguez wrote:
> >>>> On Sun, Sep 27, 2009 at 8:15 AM, Clyde McPherson <ccmcphe@xxxxxxxxxxx> wrote:
> >>>>>> On Thu, Sep 24, 2009 at 11:33 AM, Hauke Mehrtens <hauke@xxxxxxxxxx> wrote:
> >>>>>>
> >>>>>>> Bryan Wu wrote:
> >>>>>>>
> >>>>>>>> Mauro Di Domenico wrote:
> >>>>>>>>
> >>>>>>>>> Hi,
> >>>>>>>>> I'm testing new b43 modules for my 14e4:4315 broadcom card.
> >>>>>>>>> I've compiled and installed compat-wireless-2009-09-16 in a debian
> >>>>>>>>> machine with kernel version 2.6.30-6.
> >>>>>>>>>
> >>>>>>>>> During the boot I experience this problem:
> >>>>>>>>>
> >>>>>>>>> $ dmesg|egrep "b43|ssb"
> >>>>>>>>>
> >>>>>>>>> [    2.384463] b43-pci-bridge 0000:06:00.0: PCI INT A -> GSI 17 (level,
> >>>>>>>>> low) -> IRQ 17
> >>>>>>>>> [    2.384477] b43-pci-bridge 0000:06:00.0: setting latency timer to 64
> >>>>>>>>> [    2.544344] ssb: Sonics Silicon Backplane found on PCI device
> >>>>>>>>> 0000:06:00.0
> >>>>>>>>> [    6.968981] b43: disagrees about version of symbol
> >>>>>>>>> ssb_device_is_enabled
> >>>>>>>>> [    6.968986] b43: Unknown symbol ssb_device_is_enabled
> >>>>>>>>> [    6.969280] b43: Unknown symbol ssb_pmu_set_ldo_paref
> >>>>>>>>> [    6.969407] b43: disagrees about version of symbol
> >>>>>>>>> ssb_pcicore_dev_irqvecs_enable
> >>>>>>>>> [    6.969410] b43: Unknown symbol ssb_pcicore_dev_irqvecs_enable
> >>>>>>>>> .....
> >>>>>>>>> ....
> >>>>>>>>> ...
> >>>>>>>>>
> >>>>>>>>>
> >>>>>>>> I faced the exactly same issue as Mauro did. +1 from me, but currently
> >>>>>>>> have
> >>>>>>>> no time to take a deeper look.
> >>>>>>>>
> >>>>>>>> Thanks
> >>>>>>>>
> >>>>>>> Hi,
> >>>>>>>
> >>>>>>> I had the same problem with the ssb module and compat-wireless in ubuntu
> >>>>>>> 9.04. The problem is that the ssb module is integrated into the
> >>>>>>> initramfs image. The version out of the initramfs image is loaded on
> >>>>>>> startup and not the version of compat-wireless. Running "sudo
> >>>>>>> update-initramfs -u" after installing compat-wireless and restaing the
> >>>>>>> system fixes the problem for me. Either Debian/Ubuntu should remove ssb
> >>>>>>> form default initramfs image or compat-wireless should update the image
> >>>>>>> with the install command. At least the compat-wireless documentation
> >>>>>>> needs an update.
> >>>>>>>
> >>>>>>> Hauke
> >>>>>>>
> >>>>>>> (adding Luis and linux-wireless list)
> >>>>>>>
> >>>>>> Tim, do you guys update the initramfs upon installation of lbm? If a
> >>>>>> user does not use lbm and uses compat-wireless I suppose we need to do
> >>>>>> something similar.
> >>>>>>
> >>>>>>  Luis
> >>>>>> _______________________________________________
> >>>>>> Bcm43xx-dev mailing list
> >>>>>> Bcm43xx-dev@xxxxxxxxxxxxxxxx
> >>>>>> https://lists.berlios.de/mailman/listinfo/bcm43xx-dev
> >>>>>>
> >>>>> All:
> >>>>> I have a large group that uses the ssb module along with the Broadcom 4318,
> >>>>> in a CF form factor. If the CF card is inserted before boot, and the ssb
> >>>>> module is not in the initrd process, the laptops lock up and do not become
> >>>>> operational. The solution to this problem is/was adding the ssb.ko to the
> >>>>> initrd process. So I agree with Luis on this, the ssb module will have to be
> >>>>> added/updated to the initrd process. As for PCI operations, I don't know,
> >>>>> but for PCMCIA operations ssb.ko has to be added and/or updated. Anytime I
> >>>>> am testing new releases of b43, I run "update-initramfs -u" to update the
> >>>>> ssb module. (Sometimes you can do a rmmod ssb and rmmod b43, and then
> >>>>> modprobe them back in. - This saves a reboot)
> >>>> But why is ssb, b43, b44 needed upon early boot?
> >>> OK the reason seems to be netboot. Yeah the only fix for distros who want
> >>> this on the initramfs is to update it after a compat-wireless package is
> >>> installed. I suppose we can add a hook to compat-wireless for each distro.
> >>> I'm only familiar with Ubuntu way of doing this so if people are interested
> >>> in other distros you'll need to point/test how to do this on there.
> >>>
> >>> Please try this patch against compat-wireless: (also attached)
> >>>
> >>> From 99af88246c2de71aa799de2b63f9d9ccac41634f Mon Sep 17 00:00:00 2001
> >>> From: Luis R. Rodriguez <lrodriguez@xxxxxxxxxxx>
> >>> Date: Sun, 27 Sep 2009 13:58:22 -0700
> >>> Subject: [PATCH] Add scripts/update-initramfs and use it
> >>>
> >>> Some distributions may ship b44 and ssb on the initramfs for
> >>> netboot. To help with this we need to update the initrafms
> >>> for those distributions.
> >>>
> >>> Signed-off-by: Luis R. Rodriguez <lrodriguez@xxxxxxxxxxx>
> >>> ---
> >>>  Makefile                 |    1 +
> >>>  scripts/update-initramfs |   33 +++++++++++++++++++++++++++++++++
> >>>  2 files changed, 34 insertions(+), 0 deletions(-)
> >>>  create mode 100755 scripts/update-initramfs
> >>>
> >>> diff --git a/Makefile b/Makefile
> >>> index ab97de0..c7333a2 100644
> >>> --- a/Makefile
> >>> +++ b/Makefile
> >>> @@ -65,6 +65,7 @@ install: uninstall install-modules install-scripts
> >>>  install-modules: modules
> >>>       $(MAKE) -C $(KLIB_BUILD) M=$(PWD) $(KMODDIR_ARG) $(KMODPATH_ARG) \
> >>>               modules_install
> >>> +     @./scripts/update-initramfs
> >>>
> >>>  install-scripts:
> >>>       @# All the scripts we can use
> >>> diff --git a/scripts/update-initramfs b/scripts/update-initramfs
> >>> new file mode 100755
> >>> index 0000000..412d885
> >>> --- /dev/null
> >>> +++ b/scripts/update-initramfs
> >>> @@ -0,0 +1,33 @@
> >>> +#!/bin/bash
> >>> +# Copyright 2009        Luis R. Rodriguez <mcgrof@xxxxxxxxx>
> >>> +#
> >>> +# Since we provide ssb, the Ethernet module b44 some people may
> >>> +# rely on it to netboot, so update the initrafms for each
> >>> +# distribution.
> >>> +#
> >>> +# Note that in the future people may want to wireless-boot
> >>> +# so this will help with that as well.
> >>> +
> >>> +LSB_RED_ID=$(/usr/bin/lsb_release -i -s)
> >>> +
> >>> +KLIB=/lib/modules/2.6.31-wl/build
> >>> +ver=$(echo $KLIB | awk -F "/lib/modules/" '{print $2}' | awk -F"/" '{print $1}')
> >>> +dir=/boot/
> >>> +
> >>> +case $LSB_RED_ID in
> >>> +"Ubuntu")
> >>> +     echo "Updating Ubuntu's initramfs for $ver under $dir ..."
> >>> +     mkinitramfs -o $dir/initrd.img-$ver $ver
> >>> +     echo "Will now run update-grub to ensure grub will find the new initramfs ..."
> >>> +     update-grub
> >>> +     ;;
> >>> +*)
> >>> +     echo "Warning:"
> >>> +     echo "You may or may not need to update your initframfs, you should if"
> >>> +     echo "any of the modules installed are part of your initramfs. To add"
> >>> +     echo "support for your distribution to do this automatically send a"
> >>> +     echo "patch against $0. If your distribution does not require this"
> >>> +     echo "send a patch against the '/usr/bin/lsb_release -i -s': $LSB_RED_ID"
> >>> +     echo "tag for your distribution to avoid this warning."
> >>> +        ;;
> >>> +esac
> >>>
> >> Luis - I'll do something similar in a post install script for Karmic LBM
> >
> > Great, thanks for the heads up.
> >
> >> since the install-modules target in your makefile isn't used for a
> >> debian install.
> >
> > Not sure I followed this part, what do you mean?
> >
> 
> It has to do with the way debian packages are installed. In the case of
> LBM, the .ko files from the binary package are simply copied to their
> target locations during 'apt-get install'. Therefore, a post
> installation script needs to be run that updates the initramfs.

Oh I see, the debian/rules file entry for install, got it.

  Luis
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