Installing a Broadcom Driver..

#!/usr/bin/env bash

update_system() {
    sudo apt update; sudo apt upgrade
}

install_prerequisites() {
    sudo apt install linux-headers-$(uname -r) build-essential dkms
}

# Função para remover drivers antigos
remove_old_drivers() {
    sudo apt purge bcmwl-kernel-source
}

# Baixar e instalar o firmware Broadcom
install_broadcom_firmware() {
    wget http://www.lwfinger.com/b43-firmware/broadcom-wl-5.100.138.tar.bz2
    wget http://downloads.openwrt.org/sources/broadcom-wl-5.10.56.27.3_mipsel.tar.bz2
    tar -xf broadcom-wl-5.100.138.tar.bz2
    tar -xf broadcom-wl-5.10.56.27.3_mipsel.tar.bz2
    sudo b43-fwcutter -w /lib/firmware broadcom-wl-5.100.138/linux/wl_apsta.o
}

load_b43_driver() {
    sudo modprobe b43
}

check_driver_status() {
    dmesg | grep b43
}

main() {
    update_system
    install_prerequisites
    remove_old_drivers
    install_broadcom_firmware
    load_b43_driver
    check_driver_status
}

main