initrd_config()
{
	FSMODS="${FORMAT_FILESYSTEM_BOOTHDD} ${FORMAT_FILESYSTEM_ROOTHDD}"
	DISKMODS="sd_mod"
	OLDPATAMODS="amd74xx piix sis5513 via82cxxx"
	PATAMODS="ata_piix pata_amd pata_mpiix pata_oldpiix pata_sis pata_via"
	SATAMODS="sata_via sata_sis sata_nv"
	DRMMODS="i915 mga nouveau r128 radeon savage sis tdfx ttm via"
	OTHERMODS=""
	case ${SPECIALDEVICE} in
		zotac_intel) FBMODS=""; DRMMODS="i915" ;;
		zotac_nvidia) FBMODS=""; DRMMODS="nouveau" ;;
		rangee) FBMODS="" ;; ## fallback to vesafb, viafb does not run on all CLE266 boards
		# not working with kms enabled drivers -> segfaults
		#maxdata) FBMODS="i810fb" ;; ## check for maxdata / i810/ i815 Chipsets and disable KMS and use i810fb frambuffer
		maxdata) FBMODS="" ;;
		*) FBMODS="uvesafb" ;;
	esac

	if [[ ${FORMFACTOR} = laptop ]]
	then
		OTHERMODS="acpi-cpufreq cpufreq_ondemand cpufreq_conservative cpufreq_powersave"
	fi

	# install an appropriate uvesafb.conf
	install -d ${INSTALLROOT}/etc/modprobe.d || dialog_die
	CONFIG="${INSTALLROOT}/etc/modprobe.d/uvesafb.conf"
	clearconfig
	addconfig "options uvesafb mode_option=1024x768-32@60 scroll=ywrap"

	# install an appropriate viafb.conf
	CONFIG="${INSTALLROOT}/etc/modprobe.d/viafb.conf"
	clearconfig
	addconfig "options viafb viafb_mode=1024x768 viafb_refresh=60"

	# install an appropriate i810fb.conf
	CONFIG="${INSTALLROOT}/etc/modprobe.d/i810fb.conf"
	clearconfig
	addconfig "options i810fb xres=1024 yres=768 bpp=16 mtrr=1 hsync1=30 hsync2=62 vsync1=30 vsync2=60"
}

initrd_install()
{
	cat > ${INSTALLROOT}/root/.installrc << CHROOTEOF
echo "MODULES=\"${FSMODS} ${DISKMODS} ${OLDATAMODS} ${PATAMODS} ${SATAMODS} ${DRMMODS} ${FBMODS} ${OTHERMODS}\"" > /etc/conf.d/mkinitrd
mkinitrd -f /boot/$(readlink /boot/initrd) $(readlink /boot/vmlinuz | sed "s:kernel-::g") > /dev/null
exit 0
CHROOTEOF

	# run installrc
	chrooted /bin/bash --rcfile /root/.installrc -i
	rm ${INSTALLROOT}/root/.installrc
}