Re: Firmware for Broadcom BCM4318 Wireless LAN Controller

Hello Adrian:

Here is the output:

cedar@ibook-g4:/media/cedar/D883-BB83$ sudo apt install firmware-b43-
installer=1:019-12+ports
firmware-b43-installer is already the newest version (1:019-12+ports).
Summary:
  Upgrading: 0, Installing: 0, Removing: 0, Not Upgrading: 4
  1 not fully installed or removed.
  Space needed: 0 B / 28.7 GB available

Continue? [Y/n] y
Setting up firmware-b43-installer (1:019-12+ports) ...
No chroot environment found. Starting normal installation
A card known to work was found.
Trying to install classic firmware 5.100.138 .
--2025-07-20 17:36:35-- 
https://www.lwfinger.com/b43-firmware/broadcom-wl-5.100
.138.tar.bz2
Resolving www.lwfinger.com (www.lwfinger.com)... 15.197.172.60
Connecting to www.lwfinger.com (www.lwfinger.com)|15.197.172.60|:443...
connecte
d.
HTTP request sent, awaiting response... 200 OK
Length: 114 [text/html]
Saving to: ‘broadcom-wl-5.100.138.tar.bz2’

broadcom-wl-5.100.1 100%[===================>]     114  --.-KB/s    in
0s      

2025-07-20 17:36:36 (13.5 MB/s) - ‘broadcom-wl-5.100.138.tar.bz2’ saved
[114/114
]

broadcom-wl-5.100.138.tar.bz2: FAILED
sha512sum: WARNING: 1 computed checksum did NOT match
/var/lib/dpkg/info/firmware-b43-installer.postinst: Downloaded firmware
did not 
match known SHA512 checksum, aborting.
dpkg: error processing package firmware-b43-installer (--configure):
 installed firmware-b43-installer package post-installation script
subprocess re
turned error exit status 1
Errors were encountered while processing:
 firmware-b43-installer
Error: Sub-process /usr/bin/dpkg returned an error code (1)

It looks like this bug is already being tracked here:
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1109025

Thanks,
Cedar Maxwell

On Sun, 2025-07-20 at 09:21 +0200, John Paul Adrian Glaubitz wrote:
> Hi Cedar,
> 
> On Sat, 2025-07-19 at 19:57 -0500, Cedar Maxwell wrote:
> > cedar@ibook-g4:~$ sudo apt install firmware-b43-installer
> > [sudo] password for cedar: 
> > Solving dependencies... Error!  
> > Some packages could not be installed. This may mean that you have
> > requested an impossible situation or if you are using the unstable
> > distribution that some required packages have not yet been created
> > or been moved out of Incoming.
> > The following information may help to resolve the situation:
> > 
> > Unsatisfied dependencies:
> >  firmware-b43-installer : Depends: b43-fwcutter (>= 1:019-14) but
> > 1:019-12+ports is to be installed
> > Error: Unable to correct problems, you have held broken packages.
> > Error: The following information from --solver 3.0 may provide
> > additional context:
> >    Unable to satisfy dependencies. Reached two conflicting
> > decisions:
> >    1. firmware-b43-installer:powerpc=1:019-14 is selected for
> > install
> >    2. firmware-b43-installer:powerpc=1:019-14 Depends b43-fwcutter
> > (>= 1:019-14)
> >       but none of the choices are installable:
> >       [no choices]
> > cedar@ibook-g4:~$ apt show b43-fwcutter
> > Package: b43-fwcutter
> > Version: 1:019-12+ports
> > Priority: optional
> > Section: contrib/utils
> > Maintainer: Debian QA Group <[email protected]>
> > Installed-Size: 113 kB
> > Depends: debconf (>= 0.5) | debconf-2.0, libc6 (>= 2.34)
> > Homepage: https://wireless.wiki.kernel.org/en/users/drivers/b43
> > Download-Size: 25.3 kB
> > APT-Manual-Installed: yes
> > APT-Sources: http://deb.debian.org/debian-ports unreleased/main
> > powerpc Packages
> > Description: utility for extracting Broadcom 43xx firmware
> >  This package provides a tool for extracting BCM43xx wireless chip
> >  firmware from Broadcom's proprietary driver files.
> >  .
> >  It is used by the firmware-b43(legacy)-installer packages as part
> > of
> >  the automated process of downloading and installing firmware.
> > 
> > Please advise.
> 
> Try to explicitly install the version from Debian Ports so that the
> package
> version of b43-fwcutter and firmware-b43-installer match.
> 
> # apt install firmware-b43-installer=1:019-12+ports
> 
> I'll build and upload an updated version for Debian Ports later.
> 
> Adrian