# Copyright 1999-2004 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header:

inherit kernel-mod eutils

FIX_V=3
FW_V=307

DESCRIPTION="Driver for the ACX100 wireless chipset"

HOMEPAGE="http://acx100.sourceforge.net/"
SRC_URI="http://lisas.de/~andi/${PN}/${P/_/}_plus_fixes_${FIX_V}.tar.bz2
	ftp://ftp.dlink.com/Wireless/dwl520+/Driver/dwl520+_drivers_${FW_V}.zip"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~x86"

DEPEND="virtual/kernel"
RDEPEND=">=sys-apps/hotplug-20030805-r2
        net-wireless/wireless-tools"

S=${WORKDIR}/${P/_/}_plus_fixes_${FIX_V}
FW_S=${WORKDIR}/tempfirmware


# TODO:
# - check for 2.4 kernels
# - change modprobe.conf for acx100 options
# - get it running with hotplug

src_unpack() {
	check_KV
	if ! egrep "^CONFIG_NET_WIRELESS=[ym]" ${ROOT}/usr/src/linux/.config >/dev/null
	then
		eerror "This is a wireless driver, so you need wireless support."
		eerror "Device Drivers  --->"
		eerror "  Networking support  --->"
		eerror "    Wireless LAN (non-hamradio)  --->"
		eerror "      [*] Wireless LAN drivers (non-hamradio) & Wireless Extensions"
		die "Wireless support needed."
	else
		einfo "Wireless support found."
	fi

	if ! egrep "^CONFIG_FW_LOADER=[ym]" ${ROOT}/usr/src/linux/.config >/dev/null
	then
		eerror "This driver loads an external firmware, so you need firmware loading support."
		eerror "Device Drivers  --->"
		eerror "  Generic Driver Options  --->"
		eerror "    <*> Hotplug firmware loading support"
		die "Firmware loading support needed."
	else
		einfo "Wireless (non-hamradio) support found."
	fi

	if egrep "^CONFIG_SMP=[ym]" ${ROOT}/usr/src/linux/.config >/dev/null
	then
		eerror "This driver does not work on SMP machines, so you need to disable the support."
		eerror "Processor type and features  --->"
		eerror "  [ ] Symmetric multi-processing support"
		die "SMP support is enabled."
	else
		einfo "SMP support disabled, good."
	fi

	unpack ${P/_/}_plus_fixes_${FIX_V}.tar.bz2 || die "Unpacking acx100 failed."
	mkdir ${FW_S} && cd ${FW_S} || die "Creation of temporary directory for firmware failed."
	unpack dwl520+_drivers_${FW_V}.zip || die "Unpacking firmware failed."
	# NO IDEA, IF WE REALLY NEED THIS!
	cp ${FW_S}/Drivers/Win2000/WLANGEN.bin ${FW_S}/Drivers/Win2000/RADIO0d.BIN ${FW_S}/Drivers/Win2000/RADIO11.BIN ${S}/firmware && \
	mv ${S}/firmware/WLANGEN.bin ${S}/firmware/WLANGEN.BIN || die "Firmware installation failed."
	kernel-mod_getversion
}

src_compile() {
	unset ARCH
	make KVER=${KV} KDIR=/usr/src/linux || die "make failed"
}

src_install() {
    if [ ${KV_MINOR} -gt 4 ]
    then
        KV_OBJ="ko"
    else
        KV_OBJ="o"
    fi
    
	make install || die "make install failed"
	dodoc README TODO ChangeLog

	insinto /usr/lib/hotplug/firmware/acx100
	doins ${S}/firmware/*.BIN
	doins ${S}/LICENSE
}

pkg_postint() {
    depmod -a
}