Centos7.7 install bcm43142 (Broadcom) wireless network card driver

Centos7.7 install bcm43142 (Broadcom) wireless network card driver

 

Reference link:

http://elrepo.org/tiki/wl-kmod

https://www.cnblogs.com/mrway/p/9416246.html

 

First install environment dependencies

yum group install 'Development Tools'
yum install redhat-lsb kernel-abi-whitelists
yum install kernel-devel-$(uname -r)

 

Create a rpm environment using a common user account

 $ mkdir -p ~/rpmbuild/{BUILD,RPMS,SPECS,SOURCES,SRPMS}
 $ echo -e "%_topdir $(echo $HOME)/rpmbuild\n%dist .el$(lsb_release -s -r|cut -d"." -f1).local" >> ~/.rpmmacros

 

Download wl-kmod * nosrc.rpm

For EL6: http://elrepo.org/linux/elrepo/el6/SRPMS/wl-kmod-6_30_223_271-3.el6.elrepo.nosrc.rpm

For EL7: http://elrepo.org/linux/elrepo/el7/SRPMS/wl-kmod-6_30_223_271-5.el7.elrepo.nosrc.rpm

 

Download the driver of Broadcom wireless network card, download 32-bit and 64-bit according to your personal situation, and after downloading, put the driver into the directory created above ~ / rpmbuild / SOURSES /

 

 

 

 

 

 

 Use a normal user to run the command to build the installation package (must not use the root user)

$ rpmbuild --rebuild --target=`uname -m` /<path-to-nosrc.rpm>/wl-kmod*nosrc.rpm
...
+ exit = 0

Note: If there is no user in this step, you can create a new one according to the prompted user name.

Note: If the content of unpacking archive failed ... is prompted, it may be that the rpmbuild was not run as a normal user when it was created, or the sudo command was used when copying, and the directory and copy files can be re-used as a normal user.

 

If ndiswrapper has been installed, remove it

# yum remove \*ndiswrapper\*

 

Install the generated package, the generated package is generally in the folder generated above ~ / rpmbuild / RPMS /

rpm -Uvh /path-to-rpm/kmod-wl*rpm

 

Restart the computer or run the following command to take effect immediately

8a) EL6:
     # modprobe -r b43 b43legacy ssb wl lib80211
     # modprobe -r bcma (Note: needed for EL 6.4 and later)
     # modprobe lib80211_crypt_tkip
     # modprobe wl

8b) EL7:
     # modprobe wl

Note: If there is still no Wifi display after restarting, or the required key not available is displayed during the Star command, please turn off the secure boot (SECURE BOOT) in the BIOS and try again.

 

Delete the rpmbuild folder according to your needs

rm -rf ~/rpmbuild

 

DONE!