[oe-commits] Kai Kang : linux-yocto: depend on libgcc for aarch64
git at git.openembedded.org
git at git.openembedded.org
Tue Dec 23 10:18:47 UTC 2014
Module: openembedded-core.git
Branch: master
Commit: 69ab638adcd8d30f35bb863254d9b112ad12b925
URL: http://git.openembedded.org/?p=openembedded-core.git&a=commit;h=69ab638adcd8d30f35bb863254d9b112ad12b925
Author: Kai Kang <kai.kang at windriver.com>
Date: Thu Dec 18 16:50:57 2014 +0800
linux-yocto: depend on libgcc for aarch64
Make aarch aarch64 kernel depend on libgcc.
In arch/arm64/Makefile, it adds LIBGCC to libs-y:
LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
libs-y += $(LIBGCC)
In file Makefile in top directory, libs-y is assigned to to var
KBUILD_VMLINUX_MAIN. It uses script link-vmlinux.sh to link vmlinux.o,
and when execute function vmlinux_link() in link-vmlinux.sh,
KBUILD_VMLINUX_MAIN is passed to ${LD}.
If build without libgcc, the value of LIBGCC is just libgcc.a without
parent directory. linux-yocto fails to build:
| LD vmlinux.o
| aarch64-poky-linux-ld.bfd: cannot find libgcc.a: No such file or directory
Add libgcc to aarch64 kernel dependency.
Signed-off-by: Kai Kang <kai.kang at windriver.com>
Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
meta/recipes-kernel/linux/linux-yocto.inc | 1 +
1 file changed, 1 insertion(+)
diff --git a/meta/recipes-kernel/linux/linux-yocto.inc b/meta/recipes-kernel/linux/linux-yocto.inc
index 4ed3188..9018985 100644
--- a/meta/recipes-kernel/linux/linux-yocto.inc
+++ b/meta/recipes-kernel/linux/linux-yocto.inc
@@ -7,6 +7,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=d7810fab7487fb0aad327b76f1be7cd7"
INC_PR = "r4"
DEPENDS += "xz-native bc-native"
+DEPENDS_append_aarch64 = " libgcc"
# A KMACHINE is the mapping of a yocto $MACHINE to what is built
# by the kernel. This is typically the branch that should be built,
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