scripts/driver-select - nest-cam/v350/compat-wireless - Git at Google

 #!/bin/bash
 # Copyright 2009        Luis R. Rodriguez <mcgrof@gmail.com>
 #
 # This script allows you to select your compat-wireless driver and
 # reduce compilation time.

 DRIVERS_MAKEFILE="drivers/net/wireless/Makefile"
 ATH_MAKEFILE="drivers/net/wireless/ath/Makefile"
 ATH9K_MAKEFILE="drivers/net/wireless/ath/ath9k/Makefile"
 BRCM80211_MAKEFILE="drivers/net/wireless/brcm80211/Makefile"
 RT2X00_MAKEFILE="drivers/net/wireless/rt2x00/Makefile"
 NET_WIRELESS_MAKEFILE="net/wireless/Makefile"
 EEPROM_MAKEFILE="drivers/misc/eeprom/Makefile"
 DRIVERS_NET_ATHEROS="drivers/net/ethernet/atheros/Makefile"
 DRIVERS_NET_BROADCOM="drivers/net/ethernet/broadcom/Makefile"
 DRIVERS_NET_USB_MAKEFILE="drivers/net/usb/Makefile"
 SSB_MAKEFILE="drivers/ssb/Makefile"
 BCMA_MAKEFILE="drivers/bcma/Makefile"

 # used to backup files from foo to foo.${BACKUP_EXT}
 # If you change this also modify restore_compat() and
 # restore_file() below I couldn't find a way to use
 # the $BACKUP_EXT there.
 BACKUP_EXT="bk"

 # Pretty colors
 GREEN="\033[01;32m"
 YELLOW="\033[01;33m"
 NORMAL="\033[00m"
 BLUE="\033[34m"
 RED="\033[31m"
 PURPLE="\033[35m"
 CYAN="\033[36m"
 UNDERLINE="\033[02m"

 SUPPORTED_80211_DRIVERS="ath5k ath9k ath9k_htc carl9170 ath6kl b43 zd1211rw rt2x00 wl1251 wl12xx brcmsmac brcmfmac"

 # b43 needs some more work for driver-select, the SSB stuff, plus
 # what if you update b44 but not b43? It will bust.
 SUPPORTED_ETH_DRIVERS="atl1 atl2 atl1e alx"

 function usage {
 	echo -e "${GREEN}Usage${NORMAL}: ${BOLD}$0${NORMAL} [ ${PURPLE}<driver-name>${NORMAL} | ${CYAN}<driver-group-name>${NORMAL} | ${GREEN}restore${NORMAL} ]"

 	# These should match the switch below.
 	echo -e "Supported 802.11 drivers:"
 	for i in $SUPPORTED_80211_DRIVERS; do
 		echo -e "\t${PURPLE}${i}${NORMAL}"
 	done

 	# These should match the switch below.
 	echo -e "\nSupported group drivers:"
 	echo -e "\t${CYAN}atheros${NORMAL} < ${PURPLE} ath5k ath9k carl9170 zd1211rw ath6kl ${NORMAL}>"
 	echo -e "\t${CYAN}ath${NORMAL} < ${PURPLE} ath5k ath9k carl9170 ath6kl ${NORMAL}>"
 	echo -e "\t${CYAN}brcm80211${NORMAL} < ${PURPLE} brcmsmac brcmfmac ${NORMAL}>"
 	echo -e "\t${CYAN}intel${NORMAL} < ${PURPLE} iwlwifi, iwlegacy ${NORMAL}>"
 	echo -e "\t${CYAN}rtl818x${NORMAL} < ${PURPLE} rtl8180 rtl8187 ${NORMAL}>"
 	echo -e "\t${CYAN}rtlwifi${NORMAL} < ${PURPLE} rtl8192ce ${NORMAL}>"
 	echo -e "\t${CYAN}wl12xx${NORMAL} < ${PURPLE} wl1251 wl12xx (SPI and SDIO)${NORMAL}>"

 	echo -e "\nSupported group drivers: Bluetooth & Ethernet:"
 	echo -e "\t${CYAN}atlxx${NORMAL} < ${PURPLE} atl1 atl2 atl1e alx ${NORMAL}>"
 	echo -e "\t${CYAN}bt${NORMAL} < ${PURPLE} Linux bluetooth drivers ${NORMAL}>"

 	echo -e "Restoring compat-wireless:"
 	echo -e "\t${GREEN}restore${NORMAL}: you can use this option to restore compat-wireless to the original state"
 }

 function backup_file {
 	if [ -f $1.${BACKUP_EXT} ]; then
 		echo -e "Backup exists: ${CYAN}${1}.${BACKUP_EXT}${NORMAL}"
 		return
 	fi
 	echo -e "Backing up makefile: ${CYAN}${1}.${BACKUP_EXT}${NORMAL}"
 	cp $1 $1.bk
 }

 function disable_makefile
 {
 	backup_file $1
 	echo > $1
 }

 function select_driver
 {
 	backup_file $DRIVERS_MAKEFILE
 	perl -i -ne 'print if /'$1'\)/ ' $DRIVERS_MAKEFILE
 }

 function select_drivers
 {
 	backup_file $DRIVERS_MAKEFILE
 	CONFIGS=""
 	COUNT=0
 	for i in $@; do
 		if [[ "$CONFIGS" = "" ]]; then
 			CONFIGS="$i"
 		else
 			CONFIGS="${CONFIGS}|$i"
 		fi
 	done
 	egrep "$CONFIGS" $DRIVERS_MAKEFILE > ${DRIVERS_MAKEFILE}.tmp
 	mv ${DRIVERS_MAKEFILE}.tmp ${DRIVERS_MAKEFILE}
 }

 function disable_lib80211
 {
 	backup_file $NET_WIRELESS_MAKEFILE
 	perl -i -ne 'print if ! /LIB80211/ ' $NET_WIRELESS_MAKEFILE
 }

 function disable_b44 {
 	backup_file $DRIVERS_NET_BROADCOM
 	perl -i -ne 'print if ! /CONFIG_B44/ ' $DRIVERS_NET_BROADCOM
 }

 function disable_ssb
 {
 	disable_makefile ${SSB_MAKEFILE}
 	perl -i -ne 'print if ! /drivers\/ssb\//' Makefile
 }

 function disable_bcma
 {
 	disable_makefile ${BCMA_MAKEFILE}
 	perl -i -ne 'print if ! /drivers\/bcma\//' Makefile
 }

 function disable_rfkill
 {
 	backup_file Makefile
 	perl -i -ne 'print if ! /CONFIG_COMPAT_RFKILL/' Makefile
 }

 function disable_eeprom
 {
 	disable_makefile ${EEPROM_MAKEFILE}
 	perl -i -ne 'print if ! /drivers\/misc\/eeprom\//' Makefile
 }

 function disable_usbnet
 {
 	disable_makefile ${DRIVERS_NET_USB_MAKEFILE}
 	perl -i -ne 'print if ! /drivers\/net\/usb\//' Makefile
 }

 function disable_usbnet {
 	perl -i -ne 'print if ! /CONFIG_COMPAT_NET_USB_MODULES/' Makefile
 }

 function disable_ethernet {
 	perl -i -ne 'print if ! /CONFIG_COMPAT_NETWORK_MODULES/' Makefile
 }

 function disable_var_03 {
 	perl -i -ne 'print if ! /CONFIG_COMPAT_VAR_MODULES/' Makefile
 }

 function disable_bt {
 	perl -i -ne 'print if ! /CONFIG_COMPAT_BLUETOOTH/' Makefile
 }

 function disable_80211 {
 	perl -i -ne 'print if ! /CONFIG_COMPAT_WIRELESS/' Makefile
 }

 function disable_bt_usb_ethernet {
 	backup_file Makefile
 	disable_usbnet
 	disable_ethernet
 	disable_bt
 	disable_update-initramfs
 }

 function disable_bt_usb_ethernet_var {
 	backup_file Makefile
 	disable_bt_usb_ethernet
 	disable_var_03
 }

 function enable_only_ethernet {
 	backup_file Makefile
 	backup_file $DRIVERS_NET_BROADCOM
 	backup_file $DRIVERS_NET_ATHEROS
 	disable_staging
 	disable_usbnet
 	disable_var_03
 	disable_bt
 	# rfkill may be needed if you enable b44 as you may have b43
 	disable_rfkill
 	disable_80211
 }

 function disable_var {
 	disable_ssb
 	disable_bcma
 	disable_usbnet
 	disable_eeprom
 	disable_update-initramfs
 }

 function disable_var_01 {
 	disable_lib80211
 	disable_var
 }

 function disable_var_02 {
 	#var_01 with eeprom not disabled
 	disable_lib80211
 	disable_ssb
 	disable_bcma
 	disable_usbnet
 	disable_update-initramfs
 }

 function disable_staging {
 	backup_file Makefile
 	perl -i -ne 'print if ! /CONFIG_COMPAT_STAGING/ ' Makefile
 }

 function disable_update-initramfs
 {
 	backup_file Makefile
 	perl -i -ne 'print if ! /update-initramfs/' Makefile
 }

 function select_ath_driver
 {
 	backup_file $ATH_MAKEFILE
 	perl -i -ne 'print if /'$1'/ || /CONFIG_ATH_/ || /ath-objs/ || /regd.o/ || /hw.o/ || /key.o/' $ATH_MAKEFILE
 	disable_var_01
 }

 function select_ath9k_driver
 {
 	select_ath_driver CONFIG_ATH9K_HW
 	# In the future here we'll add stuff to disable ath9k_htc
 }

 function select_brcm80211_driver
 {
 	backup_file $BRCM80211_MAKEFILE
 	perl -i -ne 'print if /'$1'/ || /CONFIG_BRCMUTIL/ ' $BRCM80211_MAKEFILE
 }

 function restore_file {
 	#ORIG=$(shell ${1%%.${BACKUP_EXT}})
 	ORIG=${1%%.bk}
 	cp $1 $ORIG
 	rm -f $1
 	echo -e "Restored makefile: ${CYAN}${ORIG}${NORMAL} (and removed backup)"
 }

 function restore_compat {
 	#FILES=$(find ./ -type f -name *.$BACKUP_EXT)
 	FILES=$(find ./ -type f -name *.bk)
 	for i in $FILES; do
 		restore_file $i
 	done
 }

 if [ $# -ne 1 ]; then
 	usage
 	exit
 fi

 if [ ! -f compat_version ]; then
 	echo "Must run $0 from the compat-wireless top level directory"
 	exit
 fi

 if [[ ! -f built-in.o ]]; then
 	if [[ "$1" != "restore" ]]; then
 		echo -e "${PURPLE}Processing new driver-select request...${NORMAL}"
 	fi
 fi

 # Always backup the top level Makefile, unless restoring
 if [[ "$1" != "restore" ]]; then
 	backup_file Makefile
 fi

 # If a user selects a new driver make sure we clean up for them
 # first and also restore the backup makefiles then. Otherwise
 # we'll be trying to leave drivers on Makefiles which are not
 # already there from a previous run.
 if [ -f built-in.o ]; then
 	echo -e "${PURPLE}Old build found, going to clean this up first...${NORMAL}"
 	make clean
 	echo -e "${PURPLE}Restoring Makefiles...${NORMAL}"
 	./$0 restore
 fi

 case $1 in
 	restore)
 		restore_compat
 		;;
 # Group drivers
 	atheros)
 		select_drivers		CONFIG_ATH_COMMON \
 					CONFIG_COMPAT_ZD1211RW
 		disable_staging
 		disable_bt_usb_ethernet_var
 		disable_var_01
 		;;
 	ath)
 		disable_bt_usb_ethernet_var
 		select_drivers		CONFIG_ATH_COMMON
 		disable_var_01
 		;;
 	intel)
 		select_drivers		CONFIG_IWLWIFI \
 					CONFIG_IWLEGACY \
 					CONFIG_IPW
 		disable_staging
 		disable_var
 		disable_bt
 		disable_ethernet
 		disable_usbnet
 		;;
 	iwlwifi)
 		select_driver		CONFIG_IWLWIFI
 		disable_staging
 		disable_var_01
 		disable_bt
 		disable_ethernet
 		disable_usbnet
 		;;
 	iwlegacy)
 		select_driver		CONFIG_IWLEGACY
 		disable_staging
 		disable_var_01
 		disable_bt
 		disable_ethernet
 		disable_usbnet
 		;;
 	rtl818x)
 		select_drivers		CONFIG_RTL8180 CONFIG_RTL8187
 		disable_staging
 		disable_bt_usb_ethernet
 		disable_ssb
 		disable_bcma
 		disable_lib80211
 		;;
 	rtlwifi)
 		select_drivers		CONFIG_RTL8192CE CONFIG_RTLWIFI
 		disable_staging
 		disable_bt_usb_ethernet_var
 		disable_lib80211
 		;;
 	wl12xx)
 		select_drivers		CONFIG_WL1251 \
 					CONFIG_WL12XX
 		disable_staging
 		disable_var_01
 		;;
 	brcm80211)
 		disable_staging
 		disable_bt_usb_ethernet_var
 		select_drivers		CONFIG_BRCMUTIL \
 					CONFIG_BRCMFMAC \
 					CONFIG_BRCMSMAC
 		;;
 # Singular modules
 	ath5k)
 		disable_staging
 		disable_bt_usb_ethernet_var
 		select_driver		CONFIG_ATH_COMMON
 		select_ath_driver	CONFIG_ATH5K
 		#patch -p1 < enable-older-kernels/enable-2.6.23.patch
 		;;
 	ath9k)
 		disable_staging
 		disable_bt_usb_ethernet_var
 		select_driver		CONFIG_ATH_COMMON
 		select_ath9k_driver
 		;;
 	carl9170)
 		disable_staging
 		disable_bt_usb_ethernet_var
 		select_driver		CONFIG_ATH_COMMON
 		select_ath_driver	CONFIG_CARL9170
 		;;
 	ath9k_htc)
 		disable_staging
 		disable_bt_usb_ethernet_var
 		select_driver		CONFIG_ATH_COMMON
 		select_ath9k_driver
 		;;
 	ath6kl)
 		disable_staging
 		disable_bt_usb_ethernet_var
 		select_driver		CONFIG_ATH_COMMON
 		select_ath_driver	CONFIG_ATH6KL
 		;;
 	brcmsmac)
 		disable_staging
 		disable_bt_usb_ethernet_var
 		select_drivers		CONFIG_BRCMSMAC
 		select_brcm80211_driver	CONFIG_BRCMSMAC CONFIG_BRCMUTIL
 		;;
 	brcmfmac)
 		disable_staging
 		disable_bt_usb_ethernet_var
 		select_drivers		CONFIG_BRCMFMAC
 		select_brcm80211_driver	CONFIG_BRCMFMAC CONFIG_BRCMUTIL
 		;;
 	zd1211rw)
 		select_driver		CONFIG_COMPAT_ZD1211RW
 		disable_staging
 		disable_var_01
 		;;
 	b43)
 		disable_staging
 		disable_bt_usb_ethernet
 		disable_eeprom
 		disable_lib80211
 		select_driver		CONFIG_B43
 		;;
 	rt2x00)
 		select_driver		CONFIG_RT2X00
 		disable_staging
 		disable_bt_usb_ethernet
 		disable_var_02
 		;;
 	wl1251)
 		select_drivers		CONFIG_WL1251
 		disable_staging
 		disable_var_01
 		;;
 	wl12xx)
 		select_drivers		CONFIG_WL12XX
 		disable_staging
 		disable_var_01
 		;;
 # Ethernet and Bluetooth drivers
 	atl1)
 		enable_only_ethernet
 		disable_b44
 		echo -e "obj-\$(CONFIG_ATL1) += atlx/" > $DRIVERS_NET_ATHEROS
 		;;
 	atl2)
 		enable_only_ethernet
 		disable_b44
 		echo -e "obj-\$(CONFIG_ATL2) += atlx/" > $DRIVERS_NET_ATHEROS
 		;;
 	atl1e)
 		enable_only_ethernet
 		disable_b44
 		echo -e "obj-\$(CONFIG_ATL1E) += atl1e/" > $DRIVERS_NET_ATHEROS
 		;;
 	atl1c)
 		enable_only_ethernet
 		disable_b44
 		echo -e "obj-\$(CONFIG_ATL1C) += atl1c/" > $DRIVERS_NET_ATHEROS
 		;;
 	alx)
 		enable_only_ethernet
 		disable_b44
 		echo -e "obj-\$(CONFIG_ALX) += alx/" > $DRIVERS_NET_ATHEROS
 		;;
 	atlxx)
 		select_drivers		CONFIG_ATL1 CONFIG_ATL2 CONFIG_ATL1E CONFIG_ALX
 		enable_only_ethernet
 		disable_b44
 		disable_update-initramfs
 		;;
 	bt)
 		select_driver 		CONFIG_BT
 		disable_var
 		disable_ethernet
 		disable_staging
 		disable_80211
 		;;
 	*)
 		echo "Unsupported driver"
 		exit
 		;;
 esac
	#!/bin/bash
	# Copyright 2009 Luis R. Rodriguez <mcgrof@gmail.com>
	#
	# This script allows you to select your compat-wireless driver and
	# reduce compilation time.

	DRIVERS_MAKEFILE="drivers/net/wireless/Makefile"
	ATH_MAKEFILE="drivers/net/wireless/ath/Makefile"
	ATH9K_MAKEFILE="drivers/net/wireless/ath/ath9k/Makefile"
	BRCM80211_MAKEFILE="drivers/net/wireless/brcm80211/Makefile"
	RT2X00_MAKEFILE="drivers/net/wireless/rt2x00/Makefile"
	NET_WIRELESS_MAKEFILE="net/wireless/Makefile"
	EEPROM_MAKEFILE="drivers/misc/eeprom/Makefile"
	DRIVERS_NET_ATHEROS="drivers/net/ethernet/atheros/Makefile"
	DRIVERS_NET_BROADCOM="drivers/net/ethernet/broadcom/Makefile"
	DRIVERS_NET_USB_MAKEFILE="drivers/net/usb/Makefile"
	SSB_MAKEFILE="drivers/ssb/Makefile"
	BCMA_MAKEFILE="drivers/bcma/Makefile"

	# used to backup files from foo to foo.${BACKUP_EXT}
	# If you change this also modify restore_compat() and
	# restore_file() below I couldn't find a way to use
	# the $BACKUP_EXT there.
	BACKUP_EXT="bk"

	# Pretty colors
	GREEN="\033[01;32m"
	YELLOW="\033[01;33m"
	NORMAL="\033[00m"
	BLUE="\033[34m"
	RED="\033[31m"
	PURPLE="\033[35m"
	CYAN="\033[36m"
	UNDERLINE="\033[02m"

	SUPPORTED_80211_DRIVERS="ath5k ath9k ath9k_htc carl9170 ath6kl b43 zd1211rw rt2x00 wl1251 wl12xx brcmsmac brcmfmac"

	# b43 needs some more work for driver-select, the SSB stuff, plus
	# what if you update b44 but not b43? It will bust.
	SUPPORTED_ETH_DRIVERS="atl1 atl2 atl1e alx"

	function usage {
	echo -e "${GREEN}Usage${NORMAL}: ${BOLD}$0${NORMAL} [ ${PURPLE}<driver-name>${NORMAL} \| ${CYAN}<driver-group-name>${NORMAL} \| ${GREEN}restore${NORMAL} ]"

	# These should match the switch below.
	echo -e "Supported 802.11 drivers:"
	for i in $SUPPORTED_80211_DRIVERS; do
	echo -e "\t${PURPLE}${i}${NORMAL}"
	done

	# These should match the switch below.
	echo -e "\nSupported group drivers:"
	echo -e "\t${CYAN}atheros${NORMAL} < ${PURPLE} ath5k ath9k carl9170 zd1211rw ath6kl ${NORMAL}>"
	echo -e "\t${CYAN}ath${NORMAL} < ${PURPLE} ath5k ath9k carl9170 ath6kl ${NORMAL}>"
	echo -e "\t${CYAN}brcm80211${NORMAL} < ${PURPLE} brcmsmac brcmfmac ${NORMAL}>"
	echo -e "\t${CYAN}intel${NORMAL} < ${PURPLE} iwlwifi, iwlegacy ${NORMAL}>"
	echo -e "\t${CYAN}rtl818x${NORMAL} < ${PURPLE} rtl8180 rtl8187 ${NORMAL}>"
	echo -e "\t${CYAN}rtlwifi${NORMAL} < ${PURPLE} rtl8192ce ${NORMAL}>"
	echo -e "\t${CYAN}wl12xx${NORMAL} < ${PURPLE} wl1251 wl12xx (SPI and SDIO)${NORMAL}>"

	echo -e "\nSupported group drivers: Bluetooth & Ethernet:"
	echo -e "\t${CYAN}atlxx${NORMAL} < ${PURPLE} atl1 atl2 atl1e alx ${NORMAL}>"
	echo -e "\t${CYAN}bt${NORMAL} < ${PURPLE} Linux bluetooth drivers ${NORMAL}>"

	echo -e "Restoring compat-wireless:"
	echo -e "\t${GREEN}restore${NORMAL}: you can use this option to restore compat-wireless to the original state"
	}

	function backup_file {
	if [ -f $1.${BACKUP_EXT} ]; then
	echo -e "Backup exists: ${CYAN}${1}.${BACKUP_EXT}${NORMAL}"
	return
	fi
	echo -e "Backing up makefile: ${CYAN}${1}.${BACKUP_EXT}${NORMAL}"
	cp $1 $1.bk
	}

	function disable_makefile
	{
	backup_file $1
	echo > $1
	}

	function select_driver
	{
	backup_file $DRIVERS_MAKEFILE
	perl -i -ne 'print if /'$1'\)/ ' $DRIVERS_MAKEFILE
	}

	function select_drivers
	{
	backup_file $DRIVERS_MAKEFILE
	CONFIGS=""
	COUNT=0
	for i in $@; do
	if [[ "$CONFIGS" = "" ]]; then
	CONFIGS="$i"
	else
	CONFIGS="${CONFIGS}\|$i"
	fi
	done
	egrep "$CONFIGS" $DRIVERS_MAKEFILE > ${DRIVERS_MAKEFILE}.tmp
	mv ${DRIVERS_MAKEFILE}.tmp ${DRIVERS_MAKEFILE}
	}

	function disable_lib80211
	{
	backup_file $NET_WIRELESS_MAKEFILE
	perl -i -ne 'print if ! /LIB80211/ ' $NET_WIRELESS_MAKEFILE
	}

	function disable_b44 {
	backup_file $DRIVERS_NET_BROADCOM
	perl -i -ne 'print if ! /CONFIG_B44/ ' $DRIVERS_NET_BROADCOM
	}

	function disable_ssb
	{
	disable_makefile ${SSB_MAKEFILE}
	perl -i -ne 'print if ! /drivers\/ssb\//' Makefile
	}

	function disable_bcma
	{
	disable_makefile ${BCMA_MAKEFILE}
	perl -i -ne 'print if ! /drivers\/bcma\//' Makefile
	}

	function disable_rfkill
	{
	backup_file Makefile
	perl -i -ne 'print if ! /CONFIG_COMPAT_RFKILL/' Makefile
	}

	function disable_eeprom
	{
	disable_makefile ${EEPROM_MAKEFILE}
	perl -i -ne 'print if ! /drivers\/misc\/eeprom\//' Makefile
	}

	function disable_usbnet
	{
	disable_makefile ${DRIVERS_NET_USB_MAKEFILE}
	perl -i -ne 'print if ! /drivers\/net\/usb\//' Makefile
	}

	function disable_usbnet {
	perl -i -ne 'print if ! /CONFIG_COMPAT_NET_USB_MODULES/' Makefile
	}

	function disable_ethernet {
	perl -i -ne 'print if ! /CONFIG_COMPAT_NETWORK_MODULES/' Makefile
	}

	function disable_var_03 {
	perl -i -ne 'print if ! /CONFIG_COMPAT_VAR_MODULES/' Makefile
	}

	function disable_bt {
	perl -i -ne 'print if ! /CONFIG_COMPAT_BLUETOOTH/' Makefile
	}

	function disable_80211 {
	perl -i -ne 'print if ! /CONFIG_COMPAT_WIRELESS/' Makefile
	}

	function disable_bt_usb_ethernet {
	backup_file Makefile
	disable_usbnet
	disable_ethernet
	disable_bt
	disable_update-initramfs
	}

	function disable_bt_usb_ethernet_var {
	backup_file Makefile
	disable_bt_usb_ethernet
	disable_var_03
	}

	function enable_only_ethernet {
	backup_file Makefile
	backup_file $DRIVERS_NET_BROADCOM
	backup_file $DRIVERS_NET_ATHEROS
	disable_staging
	disable_usbnet
	disable_var_03
	disable_bt
	# rfkill may be needed if you enable b44 as you may have b43
	disable_rfkill
	disable_80211
	}

	function disable_var {
	disable_ssb
	disable_bcma
	disable_usbnet
	disable_eeprom
	disable_update-initramfs
	}

	function disable_var_01 {
	disable_lib80211
	disable_var
	}

	function disable_var_02 {
	#var_01 with eeprom not disabled
	disable_lib80211
	disable_ssb
	disable_bcma
	disable_usbnet
	disable_update-initramfs
	}

	function disable_staging {
	backup_file Makefile
	perl -i -ne 'print if ! /CONFIG_COMPAT_STAGING/ ' Makefile
	}

	function disable_update-initramfs
	{
	backup_file Makefile
	perl -i -ne 'print if ! /update-initramfs/' Makefile
	}

	function select_ath_driver
	{
	backup_file $ATH_MAKEFILE
	perl -i -ne 'print if /'$1'/ \|\| /CONFIG_ATH_/ \|\| /ath-objs/ \|\| /regd.o/ \|\| /hw.o/ \|\| /key.o/' $ATH_MAKEFILE
	disable_var_01
	}

	function select_ath9k_driver
	{
	select_ath_driver CONFIG_ATH9K_HW
	# In the future here we'll add stuff to disable ath9k_htc
	}

	function select_brcm80211_driver
	{
	backup_file $BRCM80211_MAKEFILE
	perl -i -ne 'print if /'$1'/ \|\| /CONFIG_BRCMUTIL/ ' $BRCM80211_MAKEFILE
	}

	function restore_file {
	#ORIG=$(shell ${1%%.${BACKUP_EXT}})
	ORIG=${1%%.bk}
	cp $1 $ORIG
	rm -f $1
	echo -e "Restored makefile: ${CYAN}${ORIG}${NORMAL} (and removed backup)"
	}

	function restore_compat {
	#FILES=$(find ./ -type f -name *.$BACKUP_EXT)
	FILES=$(find ./ -type f -name *.bk)
	for i in $FILES; do
	restore_file $i
	done
	}

	if [ $# -ne 1 ]; then
	usage
	exit
	fi

	if [ ! -f compat_version ]; then
	echo "Must run $0 from the compat-wireless top level directory"
	exit
	fi

	if [[ ! -f built-in.o ]]; then
	if [[ "$1" != "restore" ]]; then
	echo -e "${PURPLE}Processing new driver-select request...${NORMAL}"
	fi
	fi

	# Always backup the top level Makefile, unless restoring
	if [[ "$1" != "restore" ]]; then
	backup_file Makefile
	fi

	# If a user selects a new driver make sure we clean up for them
	# first and also restore the backup makefiles then. Otherwise
	# we'll be trying to leave drivers on Makefiles which are not
	# already there from a previous run.
	if [ -f built-in.o ]; then
	echo -e "${PURPLE}Old build found, going to clean this up first...${NORMAL}"
	make clean
	echo -e "${PURPLE}Restoring Makefiles...${NORMAL}"
	./$0 restore
	fi

	case $1 in
	restore)
	restore_compat
	;;
	# Group drivers
	atheros)
	select_drivers CONFIG_ATH_COMMON \
	CONFIG_COMPAT_ZD1211RW
	disable_staging
	disable_bt_usb_ethernet_var
	disable_var_01
	;;
	ath)
	disable_bt_usb_ethernet_var
	select_drivers CONFIG_ATH_COMMON
	disable_var_01
	;;
	intel)
	select_drivers CONFIG_IWLWIFI \
	CONFIG_IWLEGACY \
	CONFIG_IPW
	disable_staging
	disable_var
	disable_bt
	disable_ethernet
	disable_usbnet
	;;
	iwlwifi)
	select_driver CONFIG_IWLWIFI
	disable_staging
	disable_var_01
	disable_bt
	disable_ethernet
	disable_usbnet
	;;
	iwlegacy)
	select_driver CONFIG_IWLEGACY
	disable_staging
	disable_var_01
	disable_bt
	disable_ethernet
	disable_usbnet
	;;
	rtl818x)
	select_drivers CONFIG_RTL8180 CONFIG_RTL8187
	disable_staging
	disable_bt_usb_ethernet
	disable_ssb
	disable_bcma
	disable_lib80211
	;;
	rtlwifi)
	select_drivers CONFIG_RTL8192CE CONFIG_RTLWIFI
	disable_staging
	disable_bt_usb_ethernet_var
	disable_lib80211
	;;
	wl12xx)
	select_drivers CONFIG_WL1251 \
	CONFIG_WL12XX
	disable_staging
	disable_var_01
	;;
	brcm80211)
	disable_staging
	disable_bt_usb_ethernet_var
	select_drivers CONFIG_BRCMUTIL \
	CONFIG_BRCMFMAC \
	CONFIG_BRCMSMAC
	;;
	# Singular modules
	ath5k)
	disable_staging
	disable_bt_usb_ethernet_var
	select_driver CONFIG_ATH_COMMON
	select_ath_driver CONFIG_ATH5K
	#patch -p1 < enable-older-kernels/enable-2.6.23.patch
	;;
	ath9k)
	disable_staging
	disable_bt_usb_ethernet_var
	select_driver CONFIG_ATH_COMMON
	select_ath9k_driver
	;;
	carl9170)
	disable_staging
	disable_bt_usb_ethernet_var
	select_driver CONFIG_ATH_COMMON
	select_ath_driver CONFIG_CARL9170
	;;
	ath9k_htc)
	disable_staging
	disable_bt_usb_ethernet_var
	select_driver CONFIG_ATH_COMMON
	select_ath9k_driver
	;;
	ath6kl)
	disable_staging
	disable_bt_usb_ethernet_var
	select_driver CONFIG_ATH_COMMON
	select_ath_driver CONFIG_ATH6KL
	;;
	brcmsmac)
	disable_staging
	disable_bt_usb_ethernet_var
	select_drivers CONFIG_BRCMSMAC
	select_brcm80211_driver CONFIG_BRCMSMAC CONFIG_BRCMUTIL
	;;
	brcmfmac)
	disable_staging
	disable_bt_usb_ethernet_var
	select_drivers CONFIG_BRCMFMAC
	select_brcm80211_driver CONFIG_BRCMFMAC CONFIG_BRCMUTIL
	;;
	zd1211rw)
	select_driver CONFIG_COMPAT_ZD1211RW
	disable_staging
	disable_var_01
	;;
	b43)
	disable_staging
	disable_bt_usb_ethernet
	disable_eeprom
	disable_lib80211
	select_driver CONFIG_B43
	;;
	rt2x00)
	select_driver CONFIG_RT2X00
	disable_staging
	disable_bt_usb_ethernet
	disable_var_02
	;;
	wl1251)
	select_drivers CONFIG_WL1251
	disable_staging
	disable_var_01
	;;
	wl12xx)
	select_drivers CONFIG_WL12XX
	disable_staging
	disable_var_01
	;;
	# Ethernet and Bluetooth drivers
	atl1)
	enable_only_ethernet
	disable_b44
	echo -e "obj-\$(CONFIG_ATL1) += atlx/" > $DRIVERS_NET_ATHEROS
	;;
	atl2)
	enable_only_ethernet
	disable_b44
	echo -e "obj-\$(CONFIG_ATL2) += atlx/" > $DRIVERS_NET_ATHEROS
	;;
	atl1e)
	enable_only_ethernet
	disable_b44
	echo -e "obj-\$(CONFIG_ATL1E) += atl1e/" > $DRIVERS_NET_ATHEROS
	;;
	atl1c)
	enable_only_ethernet
	disable_b44
	echo -e "obj-\$(CONFIG_ATL1C) += atl1c/" > $DRIVERS_NET_ATHEROS
	;;
	alx)
	enable_only_ethernet
	disable_b44
	echo -e "obj-\$(CONFIG_ALX) += alx/" > $DRIVERS_NET_ATHEROS
	;;
	atlxx)
	select_drivers CONFIG_ATL1 CONFIG_ATL2 CONFIG_ATL1E CONFIG_ALX
	enable_only_ethernet
	disable_b44
	disable_update-initramfs
	;;
	bt)
	select_driver CONFIG_BT
	disable_var
	disable_ethernet
	disable_staging
	disable_80211
	;;
	*)
	echo "Unsupported driver"
	exit
	;;
	esac