Added (somewhat outdated) openmoko kernel sources

3 files changed, 81 insertions, 0 deletions

diff --git a/sys-kernel/openmoko-stable-sources/Manifest b/sys-kernel/openmoko-stable-sources/Manifest
new file mode 100644
index 0000000..74755ee
--- /dev/null
+++ b/sys-kernel/openmoko-stable-sources/Manifest
@@ -0,0 +1,2 @@
+AUX time_aeabi_uldivmod.patch 519 RMD160 bea442dc33ae0f5cd2ae06fdfe5230453fba58df SHA1 ffaef35341f7209214354d57f9d8500657eba66d SHA256 a795ba5ab33b7054b99db661163e15de4ccca4b6038f2eb0bc8f8751dfe109cb
+EBUILD openmoko-stable-sources-20081008.ebuild 1472 RMD160 2cb9166ee92d898b0416e9be4a2f3afdb0b1f02c SHA1 a983ee0d12bf15cd337ca7bcd41f324777cb25e2 SHA256 25c3265c9c003d136e0ce496ad4d969613304ee9f2ee1cf4f9c39ccd7b07f655
diff --git a/sys-kernel/openmoko-stable-sources/files/time_aeabi_uldivmod.patch b/sys-kernel/openmoko-stable-sources/files/time_aeabi_uldivmod.patch
new file mode 100644
index 0000000..80e9f04
--- /dev/null
+++ b/sys-kernel/openmoko-stable-sources/files/time_aeabi_uldivmod.patch
@@ -0,0 +1,16 @@
+Prevent gcc-4.3 form "optimizing" the while loop into a costly modulo operation.
+Patch found at http://lkml.org/lkml/2008/2/22/464.
+
+--- include/linux/time.h	2008-10-09 19:47:23.000000000 +0200
++++ include/linux/time.h.new	2008-10-09 19:47:54.000000000 +0200
+@@ -173,6 +173,10 @@
+ {
+ 	ns += a->tv_nsec;
+ 	while(unlikely(ns >= NSEC_PER_SEC)) {
++		/* The following asm() prevents the compiler from
++		* optimising this loop into a modulo operation.  */
++		asm("" : "+r"(ns));
++
+ 		ns -= NSEC_PER_SEC;
+ 		a->tv_sec++;
+ 	}
diff --git a/sys-kernel/openmoko-stable-sources/openmoko-stable-sources-20081008.ebuild b/sys-kernel/openmoko-stable-sources/openmoko-stable-sources-20081008.ebuild
new file mode 100644
index 0000000..9b18a59
--- /dev/null
+++ b/sys-kernel/openmoko-stable-sources/openmoko-stable-sources-20081008.ebuild
@@ -0,0 +1,63 @@
+# Copyright 1999-2008 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: $
+
+DESCRIPTION="Stable kernel for Openmoko devices"
+HOMEPAGE="http://www.openmoko.org/"
+SRC_URI=""
+EGIT_REPO_URI="git://git.openmoko.org/git/kernel.git"
+EGIT_TREE="a2ef813d2f439a3e9f377d33a2e5baad098afb7e"
+EGIT_BRANCH="stable"
+
+ETYPE="sources"
+OKV="2.6.24"
+CKV="-${PVR}"
+
+K_NOUSENAME="yes"
+K_NOSETEXTRAVERSION="yes"
+K_SECURITY_UNSUPPORTED="yes"
+
+inherit git kernel-2 toolchain-funcs
+detect_version
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="arm"
+
+IUSE=""
+DOCS=""
+
+RDEPEND=""
+DEPEND="sys-devel/gcc
+	dev-embedded/u-boot-tools"
+
+MY_P="linux-${OKV}${CKV}"
+S="${WORKDIR}/${MY_P}"
+
+src_unpack() {
+	# Fetch and unpack current git sources
+	git_src_unpack
+
+	# Fix compilation error with gcc-4.3
+	epatch "${FILESDIR}/time_aeabi_uldivmod.patch"
+}
+
+pkg_postinst() {
+	postinst_sources
+	einfo "The kernel source is now installed in"
+	einfo "  ${ROOT}/usr/src/linux."
+	einfo "Please change to this directory to configure and build the kernel."
+	einfo ""
+	einfo "To use a default kernel-configuration for your device, rename one"
+	einfo "of the defconfig-<device> files to .config" 
+
+	if tc-is-cross-compiler ; then
+		ewarn ""
+		ewarn "NOTE: If you are cross-compiling you have to run"
+		ewarn "  make ARCH=arm CROSS_COMPILE=${CHOST}- INSTALL_MOD_PATH=${ROOT}"
+		ewarn "instead of just"
+		ewarn "  make"
+		ewarn "to configure, compile and install the kernel + modules."
+	fi
+}
+