From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from nasmtp01.atmel.com ([192.199.1.245] helo=DVREDG01.corp.atmel.com) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1YM9JJ-0000Sr-Hf for barebox@lists.infradead.org; Fri, 13 Feb 2015 06:01:16 +0000 Message-ID: <54DD9199.1090403@atmel.com> Date: Fri, 13 Feb 2015 13:54:33 +0800 From: Bo Shen MIME-Version: 1.0 References: <1423731274-9860-1-git-send-email-s.hauer@pengutronix.de> In-Reply-To: <1423731274-9860-1-git-send-email-s.hauer@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" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: mtd partition handling updates To: Sascha Hauer , Barebox List Hi Sascha, On 02/12/2015 04:54 PM, Sascha Hauer wrote: > This series updates the mtd partition handling in barebox. It used > to be too simple to create conflicting or inconsistent partitions on > mtd devices. mtd partitions can be changed from board code, from the > device tree, using addpart/delpart and with this series also with > the newly created 'partitions' parameter for mtd devices. The > informations are now kept in a consistent state, with each changed > partition the partitions parameter is updated and when starting > the kernel partitions in the device tree are also updated to the > current partitioning. > What's still missing is a way to store the partitioning somewhere > in the environment, perhaps in a nonvolatile variable. > > Sascha > > > The following changes since commit d7dc46d5d6f2c80d1719ef877df728457790ac45: > > defaultenv: ignore barebox_zero_env (2015-02-11 08:34:29 +0100) > > are available in the git repository at: > > git://git.pengutronix.de/git/barebox.git > > for you to fetch changes up to cd7feae00b43eeddcaeb229f861d0ddac93f91e2: > > defaultenv-2: mtdparts-add: Use new partition parameter (2015-02-12 09:33:44 +0100) > > ---------------------------------------------------------------- > Sascha Hauer (17): > of: Add for_each_child_of_node_safe > mtd: core: add error checks > mtd: partitions: Use xstrdup > mtd: partitions: Add error check > mtd: Add partitions to list > mtd: nand: remove automatically created bb devices > move cmdline partition parsing code to separate file > cmdlinepart: Change SIZE_REMAINING to loff_t > cmdlinepart: make argument types safer > cmdlinepart: add function to parse a cmdline partition string > cmndlinepart: skip devname if partstr already contains it > mtd: forbid conflicting mtd partitions > mtd: Use flags parameter in mtd_add_partition > mtd: Add a partitions parameter to mtd devices > mtd: fixup device tree partitions > defaultenv-2: mtdparts-add: remove unused variable > defaultenv-2: mtdparts-add: Use new partition parameter For the whole series, test OK with Doug's patch on sama5d4ek board. Tested-by: Bo Shen > commands/partition.c | 104 +------------ > defaultenv/defaultenv-2-base/bin/mtdparts-add | 15 +- > drivers/mtd/core.c | 213 +++++++++++++++++++++++++- > drivers/mtd/nand/nand-bb.c | 16 +- > drivers/mtd/partition.c | 14 +- > include/cmdlinepart.h | 14 ++ > include/linux/mtd/mtd.h | 5 + > include/nand.h | 7 +- > include/of.h | 2 + > lib/Makefile | 1 + > lib/cmdlinepart.c | 124 +++++++++++++++ > 11 files changed, 393 insertions(+), 122 deletions(-) > create mode 100644 include/cmdlinepart.h > create mode 100644 lib/cmdlinepart.c Best Regards, Bo Shen _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox