From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail.phycore.de ([217.6.246.34] helo=root.phytec.de) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TG7uM-0008Cs-Bd for barebox@lists.infradead.org; Mon, 24 Sep 2012 12:37:07 +0000 Message-ID: <506053EE.5070105@phytec.de> Date: Mon, 24 Sep 2012 14:37:02 +0200 From: Teresa Gamez MIME-Version: 1.0 References: <1348149724-28468-1-git-send-email-t.gamez@phytec.de> <1348168424-11742-1-git-send-email-jlu@pengutronix.de> In-Reply-To: <1348168424-11742-1-git-send-email-jlu@pengutronix.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: [PATCH] Makefile: add target to produce a SPL compatible uImage To: Jan Luebbe Cc: barebox@lists.infradead.org Hello Jan, Am 20.09.2012 21:13, schrieb Jan Luebbe: > This is mostly useful during the initial port of barebox to a new > board which is supported by u-boot. It also allows starting barebox > from a SRAM-based u-boot SPL. > > A different load address can be set like this: > make barebox.uimage UIMAGE_BASE=0x80000000 > > Also add barebox.ubl to CLEAN_FILES. > > Signed-off-by: Jan Luebbe > --- > I've carried this patch for some time and adjusted it to support > PBL (compressed image), but have not had an opportunity to verify > it again. > > Teresa, if you have some time to try it out, that would be very > much appreciated. :) I have tested it with my am335x patches. And it worked so far. But I have not done anything with the pbl image, yet. Could you explain me what it's actually for? And how I can test it? Regards Teresa > > > .gitignore | 1 + > Makefile | 19 ++++++++++++++++++- > 2 files changed, 19 insertions(+), 1 deletion(-) > > diff --git a/.gitignore b/.gitignore > index 4154c73..7e98a25 100644 > --- a/.gitignore > +++ b/.gitignore > @@ -35,6 +35,7 @@ barebox.srec > barebox.netx > barebox.s5p > barebox.ubl > +barebox.uimage > barebox.map > System.map > Module.symvers > diff --git a/Makefile b/Makefile > index 0f1a319..5cb4730 100644 > --- a/Makefile > +++ b/Makefile > @@ -686,6 +686,22 @@ ifndef CONFIG_PBL_IMAGE > $(call cmd,check_file_size,$(CONFIG_BAREBOX_MAX_IMAGE_SIZE)) > endif > > +# By default the uImage load address is 2MB below CONFIG_TEXT_BASE, > +# leaving space for the compressed PBL image at 1MB below CONFIG_TEXT_BASE. > +UIMAGE_BASE ?= $(shell printf "0x%08x" $$(($(CONFIG_TEXT_BASE) - 0x200000))) > + > +# For development provide a target which makes barebox loadable by an > +# unmodified u-boot > +quiet_cmd_barebox_mkimage = MKIMAGE $@ > + cmd_barebox_mkimage = $(srctree)/scripts/mkimage -A $(ARCH) -T firmware -C none \ > + -O barebox -a $(UIMAGE_BASE) -e $(UIMAGE_BASE) \ > + -n "barebox $(KERNELRELEASE)" -d $< $@ > + > +# barebox.uimage is build from the raw barebox binary, without any other > +# headers. > +barebox.uimage: $(KBUILD_BINARY) FORCE > + $(call if_changed,barebox_mkimage) > + > ifdef CONFIG_X86 > barebox.S: barebox > ifdef CONFIG_X86_HDBOOT > @@ -1015,7 +1031,8 @@ CLEAN_FILES += barebox System.map include/generated/barebox_default_env.h \ > .tmp_version .tmp_barebox* barebox.bin barebox.map barebox.S \ > .tmp_kallsyms* barebox_default_env* barebox.ldr \ > scripts/bareboxenv-target barebox-flash-image \ > - Doxyfile.version barebox.srec barebox.s5p > + Doxyfile.version barebox.srec barebox.s5p barebox.ubl \ > + barebox.uimage > > # Directories & files removed with 'make mrproper' > MRPROPER_DIRS += include/config include2 usr/include _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox