kernel: Update to 2.6.39.

[ipfire-3.x.git] / pkgs / kernel / kernel.nm

###############################################################################
#                                                                             #
# IPFire.org - A linux based firewall                                         #
# Copyright (C) 2007, 2008, 2009 Michael Tremer & Christian Schmidt           #
#                                                                             #
# This program is free software: you can redistribute it and/or modify        #
# it under the terms of the GNU General Public License as published by        #
# the Free Software Foundation, either version 3 of the License, or           #
# (at your option) any later version.                                         #
#                                                                             #
# This program is distributed in the hope that it will be useful,             #
# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
# GNU General Public License for more details.                                #
#                                                                             #
# You should have received a copy of the GNU General Public License           #
# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
#                                                                             #
###############################################################################

###############################################################################
# Definitions
###############################################################################

include $(PKGROOT)/Include

PKG_NAME       = linux
PKG_VER        = 2.6.39
PKG_REL        = 1

PKG_MAINTAINER = Michael Tremer <michael.tremer@ipfire.org>
PKG_GROUPS     = System/Kernels
PKG_URL        = http://www.kernel.org/
PKG_LICENSE    = GPLv2
PKG_SUMMARY    = The Linux kernel.

PKG_BUILD_DEPS+= module-init-tools ncurses-devel perl
PKG_DEPS-kernel= dracut linux-firmware

define PKG_DESCRIPTION
	The kernel package contains the Linux kernel (vmlinuz), the core of any \
	Linux operating system. The kernel handles the basic functions \
	of the operating system: memory allocation, process allocation, device \
	input and output, etc.
endef

CFLAGS     =
CXXFLAGS   =

LOCALVERSION   = -$(DISTRO_SNAME)$(PKG_REL)
FULLVER        = $(PKG_VER)$(LOCALVERSION)

PKG_TARBALL    = $(THISAPP).tar.bz2

PKG_PACKAGES  += kernel-headers

PKG_SUMMARY-kernel-headers     = Header files if the kernel release $(FULLVER).
PKG_DESCRIPTION-kernel-headers = $(PKG_SUMMARY-kernel-headers)
PKG_FILES-kernel-headers       = /usr/include

define STAGE_PREPARE_CMDS
	cd $(DIR_APP) && echo "$(LOCALVERSION)" > localversion-$(DISTRO_SNAME)
	rm -f $(DIR_APP)/localversion-grsec

	cd $(DIR_APP) && sed -e "s/^HOSTCFLAGS.*=.*/& -fPIC/g" -i Makefile

	cd $(DIR_APP) && cp -vf $(DIR_SOURCE)/$(DISTRO_SNAME)_logo.ppm \
		drivers/video/logo/logo_linux_clut224.ppm

	cd $(DIR_APP) && make mrproper

	# Install configuration file
	cp -f $(DIR_SOURCE)/config $(DIR_APP)/.config
endef

define STAGE_BUILD
	cd $(DIR_APP) && yes "" | make oldconfig

	# Check headers
	cd $(DIR_APP) && make ARCH=x86 headers_check

	cd $(DIR_APP) && make CC="gcc -nopie" $(PARALLELISMFLAGS)
endef

define STAGE_INSTALL
	cd $(DIR_APP) && make modules_install INSTALL_MOD_PATH=$(BUILDROOT)

	-mkdir -pv $(BUILDROOT)/boot
	cd $(DIR_APP) && cp -v arch/x86/boot/bzImage $(BUILDROOT)/boot/vmlinuz-$(FULLVER)
	cd $(DIR_APP) && cp -v System.map $(BUILDROOT)/boot/System.map-$(FULLVER)

	-mkdir -pv $(BUILDROOT)/lib/modules/$(FULLVER)/extra

	rm -vf $(BUILDROOT)/lib/modules/$(FULLVER)/{build,source}

	# Install the header files
	cd $(DIR_APP) && make ARCH=x86 INSTALL_HDR_PATH=dest headers_install
	-mkdir -pv $(BUILDROOT)/usr/include
	cd $(DIR_APP) && find dest/include \( -name .install -o -name ..install.cmd \) -delete
	cd $(DIR_APP) && cp -rv dest/include/* $(BUILDROOT)/usr/include

	# Glibc provides these headers
	rm -rfv $(BUILDROOT)/usr/include/scsi \
		$(BUILDROOT)/usr/include/asm*/atomic.h \
		$(BUILDROOT)/usr/include/asm*/io.h \
		$(BUILDROOT)/usr/include/asm*/irq.h

        # Create an empty settings file for dracut
        mkdir -vp $(BUILDROOT)/etc/ld.so.conf.d/
        echo "# Placeholder file, no vDSO hwcap entries used in this kernel." \
        > $(BUILDROOT)/etc/ld.so.conf.d/kernel-$(FULLVER).conf
endef