From mboxrd@z Thu Jan 1 00:00:00 1970 From: jean.sorgemoel at laposte.net Date: Sun, 2 Mar 2014 22:41:54 +0100 Subject: [Buildroot] [PATCH v6 1/2] adding bootloader option for iso9660 filesystem image In-Reply-To: <1376644934-4302-1-git-send-email-jean.sorgemoel@laposte.net> References: <1376644934-4302-1-git-send-email-jean.sorgemoel@laposte.net> Message-ID: <1393796515-14625-1-git-send-email-jean.sorgemoel@laposte.net> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net From: Jerome Sagnole * Adding multiple new options for ISO9660 filesystems: Joliet, RockRidge, name, input charset * Adding the infrastructure to use different bootloaders. Signed-off-by: Jerome Sagnole --- changes v4 -> v5: * addon to include comment Arnout Vandecappelle & Martin Bark * modify option to include files and directories in iso image - suppress option BR2_TARGET_ROOTFS_ISOLINUX_EXTRA_FILES - add option BR2_TARGET_ROOTFS_ISO9660_OVERLAY - modify code to include this new option * modify comment * modify signed-off-by (use real name) * keep default option for BR2_TARGET_ROOTFS_ISO9660_ROCK_RIDGE in old code, it defined by default (keep for compatibility) * modify default option for BR2_TARGET_ROOTFS_ISO9660_NAME * modify default option for BR2_TARGET_ROOTFS_ISO9660_INPUT_CHARSET * modify variable name to add prefix 'ISO9660_' * "qstrip" each variable BR2_TARGET_ROOTFS_ISO9660_INPUT_CHARSET BR2_TARGET_ROOTFS_ISO9660_NAME * modify command INITRD_SED_CMD * modify kernel launch for this iso - use LINUX_IMAGE_NAME - add command sed to replace __LINUX_IMAGE_NAME__ in configuration * suppress bootmsg.txt in isolinux.cfg is empty (bootloader isolinux) changes v3 -> v4: * addon to include remark Arnout Vandecappelle & Thomas Petazzoni * add choise to select bootloader in iso9660 menu * modify comment * seperate code in two patch 1st patch : update iso9660 with grub 2nd patch : add new bootloader isolinux changes v2 -> v3: * addon to include remark Thomas Petazzoni & Arnout Vandecappelle - modify comment - default generate iso with grub bootloader - you can select isolinux bootloader - detail : (module fs/iso9660) - option to select bootloader (grub/isolinux) - file(s) bootloader configuration - option to copy file(s) on iso (only for isolinux) - option to create iso with long filenames (Joliet format) - option to create iso with POSIX file system (file mode, uid, gid, ...) - define volume label - define parameter input charset - can use initramfs (if activate), also cpio (like initrd) changes v1 -> v2: * simplify code (suggest by Arnout Vandecappelle) - I suppress redundant comment - Suppress menu and use conditional (replace 'depends on' by 'if/endif') - Modify comment - suppress option (keyboard, ...) - replace 8 x space by tabulation - suppress extension 'BR2_' - use variable 'ISOLINUX_DIR' - suppress keyboard option - I can't use command '$(INSTALL) -D' beacause I don't define filenames (I keep old code) - Hide command genisoimage (with option $@) Changes v0 -> v1: * new branch to generate iso with bootloader isolinux fs/iso9660/Config.in | 39 ++++++++++++++++++++++++++++++- fs/iso9660/iso9660.mk | 62 +++++++++++++++++++++++++++++++++++-------------- 2 files changed, 83 insertions(+), 18 deletions(-) diff --git a/fs/iso9660/Config.in b/fs/iso9660/Config.in index 50b4377..e881ca6 100644 --- a/fs/iso9660/Config.in +++ b/fs/iso9660/Config.in @@ -8,10 +8,47 @@ config BR2_TARGET_ROOTFS_ISO9660 help Build a bootable iso9660 image +if BR2_TARGET_ROOTFS_ISO9660 + config BR2_TARGET_ROOTFS_ISO9660_BOOT_MENU string "Boot menu.lst file" - depends on BR2_TARGET_ROOTFS_ISO9660 default "fs/iso9660/menu.lst" + help + Grub configuration + Define menu, commands and options for grub + +config BR2_TARGET_ROOTFS_ISO9660_JOLIET + bool "Create iso with Joliet format (long filenames)" + default y + help + Generate iso image with Joliet directory records. + Use Unicode and each path component can be up 64 + Unicode characters long. + +config BR2_TARGET_ROOTFS_ISO9660_ROCK_RIDGE + bool "Create iso with Rock Ridge extensions (POSIX filesystem)" + default y + help + Generate iso image with Rock Ridge directory information, + which makes it a POSIX filesystem (file mode, uid, gid, ...) + +config BR2_TARGET_ROOTFS_ISO9660_NAME + string "Volume label" + default "" + help + cdrom name + +config BR2_TARGET_ROOTFS_ISO9660_INPUT_CHARSET + string "Input filename character encoding" + default "utf8" + help + The character encoding with which the names of the files that + will be copied into the iso9660 filesystem are encoded. For the + RockRidge directory, the same encoding will be used. For the + Joliet directory, it will be converted to UTF-16. + (see program genisoimage : genisoimage -input-charset help) + +endif # BR2_TARGET_ROOTFS_ISO9660 comment "iso image needs a Linux kernel to be built" depends on BR2_i386 || BR2_x86_64 diff --git a/fs/iso9660/iso9660.mk b/fs/iso9660/iso9660.mk index a6a9c95..7ac84ca 100644 --- a/fs/iso9660/iso9660.mk +++ b/fs/iso9660/iso9660.mk @@ -9,33 +9,53 @@ ISO9660_TARGET_DIR = $(BUILD_DIR)/iso9660 ISO9660_BOOT_MENU := $(call qstrip,$(BR2_TARGET_ROOTFS_ISO9660_BOOT_MENU)) +ISO9660_CHARSET = $(call qstrip,$(BR2_TARGET_ROOTFS_ISO9660_INPUT_CHARSET)) +ISO9660_NAME = $(call qstrip,$(BR2_TARGET_ROOTFS_ISO9660_NAME)) +ISO9660_KERNEL_DST = $(ISO9660_TARGET_DIR)/kernel + +ISO9660_BOOTLOADER_BIN = $(GRUB_DIR)/stage2/stage2_eltorito +ISO9660_BOOTLOADER_DIR = $(ISO9660_TARGET_DIR)/boot/grub/ +ISO9660_BOOTLOADER_DST_CFG = $(ISO9660_TARGET_DIR)/boot/grub/menu.lst +ISO9660_ELTORITO_BOOT = boot/grub/stage2_eltorito $(BINARIES_DIR)/rootfs.iso9660: host-cdrkit host-fakeroot linux rootfs-cpio grub @$(call MESSAGE,"Generating root filesystem image rootfs.iso9660") - mkdir -p $(ISO9660_TARGET_DIR) - mkdir -p $(ISO9660_TARGET_DIR)/boot/grub - cp $(GRUB_DIR)/stage2/stage2_eltorito $(ISO9660_TARGET_DIR)/boot/grub/ - cp $(ISO9660_BOOT_MENU) $(ISO9660_TARGET_DIR)/boot/grub/menu.lst + @mkdir -p $(ISO9660_TARGET_DIR) + @mkdir -p $(ISO9660_BOOTLOADER_DIR) + + @cp $(ISO9660_BOOTLOADER_BIN) $(ISO9660_BOOTLOADER_DIR) + @cp $(ISO9660_BOOT_MENU) $(ISO9660_BOOTLOADER_DST_CFG) + @cp $(LINUX_IMAGE_PATH) $(ISO9660_KERNEL_DST) + ifeq ($(BR2_TARGET_GRUB_SPLASH),) - $(SED) '/^splashimage/d' $(ISO9660_TARGET_DIR)/boot/grub/menu.lst + @$(SED) '/^splashimage/d' $(ISO9660_BOOTLOADER_DST_CFG) else - cp boot/grub/splash.xpm.gz $(ISO9660_TARGET_DIR)/ -endif - cp $(LINUX_IMAGE_PATH) $(ISO9660_TARGET_DIR)/kernel + @cp boot/grub/splash.xpm.gz $(ISO9660_TARGET_DIR)/ +endif # BR2_TARGET_GRUB_SPLASH + ifeq ($(BR2_TARGET_ROOTFS_INITRAMFS),y) - $(SED) '/initrd/d' $(ISO9660_TARGET_DIR)/boot/grub/menu.lst + @$(SED) '/initrd/d' $(ISO9660_BOOTLOADER_DST_CFG) else - cp $(BINARIES_DIR)/rootfs.cpio$(ROOTFS_CPIO_COMPRESS_EXT) $(ISO9660_TARGET_DIR)/initrd -endif + @cp $(BINARIES_DIR)/rootfs.cpio$(ROOTFS_CPIO_COMPRESS_EXT) \ + $(ISO9660_TARGET_DIR)/initrd +endif # BR2_TARGET_ROOTFS_INITRAMFS + # Use fakeroot to pretend all target binaries are owned by root - rm -f $(FAKEROOT_SCRIPT) - echo "chown -R 0:0 $(ISO9660_TARGET_DIR)" >> $(FAKEROOT_SCRIPT) + @rm -f $(FAKEROOT_SCRIPT) + @echo "chown -R 0:0 $(ISO9660_TARGET_DIR)" >> $(FAKEROOT_SCRIPT) # Use fakeroot so mkisofs believes the previous fakery - echo "$(HOST_DIR)/usr/bin/genisoimage -R -b boot/grub/stage2_eltorito -no-emul-boot " \ - "-boot-load-size 4 -boot-info-table -o $@ $(ISO9660_TARGET_DIR)" \ + @echo "$(HOST_DIR)/usr/bin/genisoimage " \ + "$(GENISOIMAGE_OPTS) " \ + "-b $(ISO9660_ELTORITO_BOOT) " \ + "-no-emul-boot " \ + "-boot-load-size 4 " \ + "-boot-info-table " \ + "-input-charset '$(ISO9660_CHARSET)' " \ + "-V '$(ISO9660_NAME)' " \ + "-o $@ $(ISO9660_TARGET_DIR)" \ >> $(FAKEROOT_SCRIPT) - chmod a+x $(FAKEROOT_SCRIPT) - $(HOST_DIR)/usr/bin/fakeroot -- $(FAKEROOT_SCRIPT) + @chmod a+x $(FAKEROOT_SCRIPT) + @$(HOST_DIR)/usr/bin/fakeroot -- $(FAKEROOT_SCRIPT) - at rm -f $(FAKEROOT_SCRIPT) - at rm -rf $(ISO9660_TARGET_DIR) @@ -49,3 +69,11 @@ rootfs-iso9660: $(BINARIES_DIR)/rootfs.iso9660 ifeq ($(BR2_TARGET_ROOTFS_ISO9660),y) TARGETS += rootfs-iso9660 endif + +ifeq ($(BR2_TARGET_ROOTFS_ISO9660_JOLIET),y) +GENISOIMAGE_OPTS += -J +endif + +ifeq ($(BR2_TARGET_ROOTFS_ISO9660_ROCK_RIDGE),y) +GENISOIMAGE_OPTS += -R +endif -- 1.7.10.4