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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2010-02-26 22:37:53 +0100
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2010-02-26 22:37:33 +0100
commit1844c9bc0b2fed3023551c1affe033ab38e90b9a (patch)
treeb9aca066ec58a0b211a4931032b74093fdb6ff49 /arch/s390/boot/Makefile
parent[S390] Define new s390 ELF note sections in elf.h (diff)
downloadlinux-dev-1844c9bc0b2fed3023551c1affe033ab38e90b9a.tar.xz
linux-dev-1844c9bc0b2fed3023551c1affe033ab38e90b9a.zip
[S390] add support for compressed kernels
Add the "bzImage" compile target and the necessary code to generate compressed kernel images. The old style uncompressed "image" target is preserved, a simple make will build them both. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/boot/Makefile')
-rw-r--r--arch/s390/boot/Makefile8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/s390/boot/Makefile b/arch/s390/boot/Makefile
index 4d97eef36b8d..8800cf090694 100644
--- a/arch/s390/boot/Makefile
+++ b/arch/s390/boot/Makefile
@@ -9,10 +9,18 @@ COMPILE_VERSION := __linux_compile_version_id__`hostname | \
EXTRA_CFLAGS := -DCOMPILE_VERSION=$(COMPILE_VERSION) -gstabs -I.
targets := image
+targets += bzImage
+subdir- := compressed
$(obj)/image: vmlinux FORCE
$(call if_changed,objcopy)
+$(obj)/bzImage: $(obj)/compressed/vmlinux FORCE
+ $(call if_changed,objcopy)
+
+$(obj)/compressed/vmlinux: FORCE
+ $(Q)$(MAKE) $(build)=$(obj)/compressed $@
+
install: $(CONFIGURE) $(obj)/image
sh -x $(srctree)/$(obj)/install.sh $(KERNELRELEASE) $(obj)/image \
System.map Kerntypes "$(INSTALL_PATH)"