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author | Abdoulaye Walsimou Gaye <walsimou@walsimou.com> | 2009-08-10 23:22:11 +0200 |
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committer | Abdoulaye Walsimou Gaye <walsimou@walsimou.com> | 2009-08-10 23:22:11 +0200 |
commit | 41f9bb9b7c0d6414b67e935069076b85ad1d5e15 (patch) | |
tree | 84d569bc5487fc6a7885b4a8b073d7d78bd02d6b | |
parent | 990849c74997332b825a9ad565768e921b813bac (diff) | |
download | embtoolkit-41f9bb9b7c0d6414b67e935069076b85ad1d5e15.tar.gz embtoolkit-41f9bb9b7c0d6414b67e935069076b85ad1d5e15.tar.bz2 embtoolkit-41f9bb9b7c0d6414b67e935069076b85ad1d5e15.tar.xz |
Rootfs: give ability to build cpio archive for initramfs
Signed-off-by: Abdoulaye Walsimou Gaye <walsimou@walsimou.com>
-rw-r--r-- | kconfig/fs.kconfig | 20 | ||||
-rw-r--r-- | mk/fs.mk | 11 | ||||
-rw-r--r-- | mk/rootfs.mk | 8 |
3 files changed, 37 insertions, 2 deletions
diff --git a/kconfig/fs.kconfig b/kconfig/fs.kconfig index 9ce3741..9add022 100644 --- a/kconfig/fs.kconfig +++ b/kconfig/fs.kconfig @@ -31,7 +31,6 @@ config EMBTK_ROOTFS_HAVE_JFFS2 bool "Build a JFFS2 root filesystem image" help Build a JFFS2 root filesystem image for your target - config EMBTK_ROOTFS_HAVE_JFFS2_BLOCKSIZE depends on EMBTK_ROOTFS_HAVE_JFFS2 help @@ -39,4 +38,23 @@ config EMBTK_ROOTFS_HAVE_JFFS2_BLOCKSIZE int "Erase block size to use in KB" default 512 +#INITRAMFS cpio archive +config EMBTK_ROOTFS_HAVE_INITRAMFS_CPIO + bool "Build cpio archive for initramfs" + help + Build a cpio archive, in order to use it later as source file for + initramfs in the linux kernel. +choice + depends on EMBTK_ROOTFS_HAVE_INITRAMFS_CPIO + prompt "Compression program to use" + config EMBTK_ROOTFS_HAVE_INITRAMFS_CPIO_GZIPED + bool "gzip" + help + Use gzip compression algorithm. + config EMBTK_ROOTFS_HAVE_INITRAMFS_CPIO_BZIPED + bool "bzip2" + help + Use bzip2 compression algorithm. +endchoice + endmenu @@ -42,3 +42,14 @@ build_jffs2_rootfs: -o $(EMBTK_ROOT)/rootfs-$(GNU_TARGET)-$(EMBTK_MCU_FLAG).jffs2 @rm -rf $(EMBTK_ROOT)/rootfs-$(GNU_TARGET)-$(EMBTK_MCU_FLAG).jffs2.temp +build_initramfs_archive: + $(call EMBTK_GENERIC_MESSAGE,"Generating cpio archive for initramfs...") +ifeq ($(EMBTK_ROOTFS_HAVE_INITRAMFS_CPIO_GZIPED),y) + @$(FAKEROOT_BIN) -i $(EMBTK_ROOT)/.fakeroot.001 -- \ + $(EMBTK_ROOT)/scripts/mkinitramfs $(ROOTFS) gzip \ + $(EMBTK_ROOT)/initramfs-$(GNU_TARGET)-$(EMBTK_MCU_FLAG) +else + @$(FAKEROOT_BIN) -i $(EMBTK_ROOT)/.fakeroot.001 -- \ + $(EMBTK_ROOT)/scripts/mkinitramfs $(ROOTFS) bzip2 \ + $(EMBTK_ROOT)/initramfs-$(GNU_TARGET)-$(EMBTK_MCU_FLAG) +endif diff --git a/mk/rootfs.mk b/mk/rootfs.mk index 6d6d7a2..7429b78 100644 --- a/mk/rootfs.mk +++ b/mk/rootfs.mk @@ -32,6 +32,12 @@ include $(EMBTK_ROOT)/mk/fakeroot.mk include $(EMBTK_ROOT)/mk/makedevs.mk HOSTTOOLS_COMPONENTS += makedevs_install fakeroot_install +#Does CPIO archive for initramfs selected? +ifeq ($(CONFIG_EMBTK_ROOTFS_HAVE_INITRAMFS_CPIO),y) +FILESYSTEMS += build_initramfs_archive +endif + +#Does jffs2 filesystem selected? ifeq ($(CONFIG_EMBTK_ROOTFS_HAVE_JFFS2),y) include $(EMBTK_ROOT)/mk/lzo.mk include $(EMBTK_ROOT)/mk/mtd-utils.mk @@ -66,7 +72,7 @@ else endif rootfs_clean: $(HOSTTOOLS_COMPONENTS_CLEAN) $(ROOTFS_COMPONENTS_CLEAN) - @rm -rf rootfs-* + @rm -rf rootfs-* initramfs-* else rootfs_build: |