From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefano Babic Date: Thu, 28 Apr 2016 15:36:03 +0200 Subject: [U-Boot] [PATCH] ARM: mx6: Enable MMC FS boot support In-Reply-To: <5721EE0B.80907@denx.de> References: <1461798367-9723-1-git-send-email-marex@denx.de> <20160428021647.GA31323@linux-7smt.suse> <5721A6B7.202@denx.de> <5721EE0B.80907@denx.de> Message-ID: <572211C3.5040601@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi Marek, On 28/04/2016 13:03, Marek Vasut wrote: > On 04/28/2016 07:59 AM, Stefano Babic wrote: >> Hi Marek, >> >> On 28/04/2016 04:24, Peng Fan wrote: >>> Hi Marek, >>> >>> On Thu, Apr 28, 2016 at 01:06:07AM +0200, Marek Vasut wrote: >>>> Enable support for booting U-Boot image from filesystem instead of some >>>> random offset on the SD card. This makes the board usable by putting the >>>> u-boot.img to first partition of the SD card and writing the SPL this way: >>>> $ dd if=u-boot-with-spl.imx of=/dev/sdX seek=2 bs=512 >>> >>> I once want to enable this for i.MX6UL, but was rejected. >>> Anyway I prefer load u-boot.img from filesystem. >>> >> >> Right - we have this discussion some times ago. The agreement we reach >> was to maintain SPL loading only from a raw image. >> >> https://www.mail-archive.com/u-boot at lists.denx.de/msg185432.html > > The feeling I get from the discussion you linked above and the > discussion here is that because user can be an idiot and delete > files at random, we should move back to the 80s No U-Boot in the 80s. > and store files > like on the casette tapes, at random offset. User can also delete > kernel image and yet, we store it on the filesystem. Maybe we should > also store the kernel image at another raw offset ... and hey, maybe > we should ditch filesystem altogether, just tar everything up and > store it at yet another offset, since user might delete files at > random, just imaging he'd delete libc ... wandboard has a market quite similar to the Raspi and yes, there is a lot of inexperienced people using it. Best regards, Stefano Babic -- ===================================================================== DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de =====================================================================