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make squashfs overlay support more generic and integrate it for x86-2.6

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SVN-Revision: 6450
This commit is contained in:
Felix Fietkau
2007-03-02 01:23:36 +00:00
parent a256c81dd9
commit 68ca8e7818
9 changed files with 296 additions and 9 deletions
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18
include/image.mk
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@@ -17,6 +17,19 @@ JFFS2OPTS := --pad --big-endian --squash
SQUASHFS_OPTS := -be
endif
define add_jffs2_mark
echo -ne '\xde\xad\xc0\xde' >> $(1)
endef
# pad to 64k and add jffs2 end-of-filesystem mark
# do this twice to make sure that this works with 128k blocksize as well
define prepare_generic_squashfs
dd if=$(1) of=$(KDIR)/tmpfile.1 bs=64k conv=sync
$(call add_jffs2_mark,$(KDIR)/tmpfile.1)
dd of=$(1) if=$(KDIR)/tmpfile.1 bs=64k conv=sync
$(call add_jffs2_mark,$(1))
endef
ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
ifeq ($(CONFIG_TARGET_ROOTFS_JFFS2),y)
define Image/mkfs/jffs2
@@ -25,9 +38,10 @@ ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
$(STAGING_DIR)/bin/mkfs.jffs2 $(JFFS2OPTS) -e 0x10000 -o $(KDIR)/root.jffs2-64k -d $(BUILD_DIR)/root
$(STAGING_DIR)/bin/mkfs.jffs2 $(JFFS2OPTS) -e 0x20000 -o $(KDIR)/root.jffs2-128k -d $(BUILD_DIR)/root
# add End-of-Filesystem markers
echo -ne '\xde\xad\xc0\xde' >> $(KDIR)/root.jffs2-64k
echo -ne '\xde\xad\xc0\xde' >> $(KDIR)/root.jffs2-128k
$(call add_jffs2_mark,$(KDIR)/root.jffs2-64k)
$(call add_jffs2_mark,$(KDIR)/root.jffs2-128k)
$(call Image/Build,jffs2-64k)
$(call Image/Build,jffs2-128k)