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# Copyright 1999-2004 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/media-video/nvidia-kernel/nvidia-kernel-1.0.5336-r4.ebuild,v 1.1 2004/06/15 21:26:29 azarah Exp $
inherit eutils kmod
PKG_V="pkg1"
NV_V="${PV/1.0./1.0-}"
NV_PACKAGE="NVIDIA-Linux-x86-${NV_V}"
S="${WORKDIR}/${NV_PACKAGE}-${PKG_V}/usr/src/nv"
DESCRIPTION="Linux kernel module for the NVIDIA's X driver"
HOMEPAGE="http://www.nvidia.com/"
SRC_URI="ftp://download.nvidia.com/XFree86/Linux-x86/${NV_V}/${NV_PACKAGE}-${PKG_V}.run"
# The slot needs to be set to $KV to prevent unmerges of modules for other kernels.
LICENSE="NVIDIA"
SLOT="${KV}"
KEYWORDS="-* ~x86"
RESTRICT="nostrip"
DEPEND="virtual/linux-sources"
export _POSIX2_VERSION="199209"
KMOD_SOURCES="none"
mtrr_check() {
if [ ! -f /proc/mtrr ]
then
eerror "This version needs MTRR support for most chipsets!"
eerror "Please enable MTRR support in your kernel config, found at:"
eerror
eerror " Processor type and features -> [*] MTRR (Memory Type Range Register) support"
eerror
eerror "and recompile your kernel ..."
die "MTRR support not detected!"
fi
}
pkg_setup() {
mtrr_check
echo
ewarn "The new 2.6.6 Series kernels include an option for 4K Stack sizes,"
ewarn "this option must NOT be selected. This driver will only work with"
ewarn "the OLD 8K Stack size, please ensure you leave 8K stack sizes for now."
echo
}
ck_kern_write() {
if [ ! "${KV_PATCH}" -ge "6" ]
then
ewarn "You are running Linux Kernel ${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}\n"
ewarn "Due to incompatibilities between the current nvidia drivers and"
ewarn "the new 2.6.6 kernel sources we need to use the koutput feature"
ewarn "unfortunately this means that older kernels will be omitted from"
ewarn "the sandbox for this build.\n"
ewarn "This will be over come with newer driver releases from nvidia."
echo
ewarn "THIS BUILD WILL NOT WORK WITH FEATURES=\"userpriv\""
echo
ewarn "We are working to resolve this issue, please disable userpriv"
ewarn "if you use it while building nvidia-kernel."
return 0
else
return 1
fi
}
src_unpack() {
# Let the kmod eclass set the variables for us
kmod_src_unpack
cd ${WORKDIR}
bash ${DISTDIR}/${NV_PACKAGE}-${PKG_V}.run --extract-only
# Next section applies patches for linux-2.5 kernel, and/or
# bugfixes for linux-2.4. All these are from:
#
# http://www.minion.de/nvidia/
#
# Many thanks to Christian Zander <zander@minion.de> for bringing
# these to us, and being so helpful to select which to use.
cd ${S}
# Support for gcc-3.4, so 2.4.xx should benifit as well ...
epatch ${FILESDIR}/${PV}/NVIDIA_kernel-${NV_V}-2.6-20040521.patch
# Cannot hurt for 2.4.xx as well ...
epatch ${FILESDIR}/${PV}/NVIDIA_kernel-${NV_V}-fix-makefile-for-2.6.patch
if is_kernel 2 5 || is_kernel 2 6
then
# Add sysfs support
epatch ${FILESDIR}/${PV}/NVIDIA_kernel-${NV_V}-basic-sysfs-support-v2.patch
fi
# if you set this then it's your own fault when stuff breaks :)
[ ! -z "${USE_CRAZY_OPTS}" ] && sed -i "s:-O:${CFLAGS}:" Makefile.*
}
src_compile() {
# IGNORE_CC_MISMATCH disables a sanity check that's needed when gcc has been
# updated but the running kernel is still compiled with an older gcc. This is
# needed for chrooted building, where the sanity check detects the gcc of the
# kernel outside the chroot rather than within.
if is_kernel 2 5 || is_kernel 2 6
then
if ck_kern_write
then
KD="`/bin/readlink -f ${KERNEL_DIR}`"
einfo "Adding write support to ${KD}\n"
addwrite "${KD}"
fi
unset ARCH
fi
make IGNORE_CC_MISMATCH="yes" SYSSRC="${KERNEL_DIR}" \
clean module V=1 || die "Failed to build module"
}
src_install() {
# The driver goes into the standard modules location
insinto /lib/modules/${KV}/video
# Insert the module
doins nvidia.${KV_OBJ}
# Add the aliases
insinto /etc/modules.d
newins ${FILESDIR}/nvidia-1.1 nvidia
# Docs
dodoc ${S}/README
# The device creation script
into /
newsbin ${S}/makedevices.sh NVmakedevices.sh
}
pkg_postinst() {
if [ "${ROOT}" = "/" ]
then
# Update module dependency
[ -x /usr/sbin/update-modules ] && /usr/sbin/update-modules
if [ ! -e /dev/.devfsd ] && [ ! -e /dev/.udev ] && [ -x /sbin/NVmakedevices.sh ]
then
/sbin/NVmakedevices.sh >/dev/null 2>&1
fi
fi
echo
einfo "If you need to load the module automatically on boot up you need"
einfo "to add \"nvidia\" to /etc/modules.autoload.d/kernel-${KV_MAJOR}.${KV_MINOR}"
echo
einfo "Please note that the driver name is nvidia.${KV_OBJ}, not NVdriver"
echo
}
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