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authorAbdoulaye Walsimou Gaye <awg@embtoolkit.org>2014-11-21 21:47:47 +0100
committerAbdoulaye Walsimou Gaye <awg@embtoolkit.org>2014-11-21 21:47:47 +0100
commit1044934709afbd9c3a87f64f6add749a0290cfec (patch)
tree389c8bb80e4f8e87d14c51ce4778abb83ed020a3
parentb191ba86455cd256af6843c9a6c85c834ea8b471 (diff)
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Linux image build: give ability to add extra command line options
Signed-off-by: Abdoulaye Walsimou Gaye <awg@embtoolkit.org>
-rw-r--r--core/kconfig/linux-kernel-build.kconfig7
-rw-r--r--core/kconfig/linux.kconfig4
-rw-r--r--core/toolchain/linux/linux.mk8
3 files changed, 14 insertions, 5 deletions
diff --git a/core/kconfig/linux-kernel-build.kconfig b/core/kconfig/linux-kernel-build.kconfig
index 6d30536..596fbdd 100644
--- a/core/kconfig/linux-kernel-build.kconfig
+++ b/core/kconfig/linux-kernel-build.kconfig
@@ -48,10 +48,17 @@ choice
Select this option to use an external linux source tree.
endchoice
+comment "Linux kernel image/modules build options"
+
config EMBTK_LINUX_BUILD_EXTSRC
string "External linux source tree path"
depends on EMBTK_LINUX_BUILD_USE_EXTSRC
help
Please specify your external linux source tree path.
+config EMBTK_LINUX_BUILD_EXTRACMD
+ string "Additional command line options"
+ help
+ Here you can add additional command line options to pass to the linux
+ build system while generating the kernel image.
endmenu
diff --git a/core/kconfig/linux.kconfig b/core/kconfig/linux.kconfig
index 38436b0..abefb70 100644
--- a/core/kconfig/linux.kconfig
+++ b/core/kconfig/linux.kconfig
@@ -233,13 +233,13 @@ endif
config EMBTK_LINUX_HAVE_MIRROR
bool "Use a linux mirror"
help
- specify an alternate location where to download linux sources.
+ specify an alternate location where to download linux sources.
config EMBTK_LINUX_HAVE_MIRROR_SITE
depends on EMBTK_LINUX_HAVE_MIRROR
string "Mirror site"
default "ftp://ftp.embtoolkit.org/embtoolkit.org/packages-mirror"
help
- specify an alternate location where to download linux sources
+ specify an alternate location where to download linux sources
config EMBTK_LINUX_NEED_PATCH
bool
diff --git a/core/toolchain/linux/linux.mk b/core/toolchain/linux/linux.mk
index b66998a..7622cf4 100644
--- a/core/toolchain/linux/linux.mk
+++ b/core/toolchain/linux/linux.mk
@@ -35,6 +35,7 @@ pembtk_linux_dotconfig_f := $(call embtk_uquote,$(CONFIG_EMBTK_LINUX_DOTCONFIG))
pembtk_linux_extsrc-y := $(CONFIG_EMBTK_LINUX_BUILD_USE_EXTSRC)
pembtk_linux_srcdir := $(call embtk_uquote,$(or $(CONFIG_EMBTK_LINUX_BUILD_EXTSRC),$(LINUX_SRC_DIR)))
pembtk_linux_modules-y := $(shell grep MODULES=y "$(pembtk_linux_dotconfig_f)" 2>/dev/null)
+pembtk_linux_extracmd := $(call embtk_uquote,$(CONFIG_EMBTK_LINUX_BUILD_EXTRACMD))
define pembtk_linux_check_dotconfig
if [ "x" = "x$(pembtk_linux_dotconfig_f)" ]; then \
@@ -78,14 +79,15 @@ define embtk_install_linux
$(if $(pembtk_linux_extsrc-y),$(pembtk_linux_check_extsrc))
cp $(CONFIG_EMBTK_LINUX_DOTCONFIG) $(pembtk_linux_srcdir)/.config
$(MAKE) -C $(pembtk_linux_srcdir) $(LINUX_MAKE_OPTS) silentoldconfig
- $(MAKE) -C $(pembtk_linux_srcdir) $(LINUX_MAKE_OPTS) $(J)
+ $(MAKE) -C $(pembtk_linux_srcdir) \
+ $(LINUX_MAKE_OPTS) $(pembtk_linux_extracmd) $(J)
[ -e $(pembtk_linux_generated/boot) ] || \
install -d $(pembtk_linux_generated/boot)
[ -e $(pembtk_linux_generated/boot/dts) ] || \
install -d $(pembtk_linux_generated/boot/dts)
cp $(pembtk_linux_srcdir)/vmlinux $(pembtk_linux_generated)
- cd $(pembtk_linux_bootdir); \
- for b in $(pembtk_linux_bootfiles); do \
+ cd $(pembtk_linux_bootdir); for b in $(pembtk_linux_bootfiles); \
+ do \
if [ -e $$b ]; then cp $$b $(pembtk_linux_generated/boot); fi; \
done
for b in $$(ls $(pembtk_linux_bootdir)/dts/*.dtb 2>/dev/null); \