From: AKASHI Takahiro <takahiro.akashi@linaro.org>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v3 10/26] fs: fat: support write with non-zero offset
Date: Thu, 1 Nov 2018 14:11:19 +0900 [thread overview]
Message-ID: <20181101051118.GM11663@linaro.org> (raw)
In-Reply-To: <f063613d-fe13-3cf1-3673-2a7573457c2e@gmx.de>
On Wed, Oct 31, 2018 at 09:54:14PM +0100, Heinrich Schuchardt wrote:
> On 10/31/2018 01:22 PM, Alexander Graf wrote:
> > On 10/31/2018 11:00 AM, Clément Péron wrote:
> >> Hi,
> >>
> >> Trying to rebuild my SoCFPGA Cyclone V board and got this error :
> >>
> >> fs/built-in.o: In function `set_contents':
> >> /home/cperon/u-boot/fs/fat/fat_write.c:831: undefined reference to
> >> `__aeabi_ldivmod'
> >> make: *** [Makefile:1381: u-boot] Error 1
> >>
> >> seems to be introduced with this operation :
> >> assert(!(cur_pos % bytesperclust));
> >
> > Could we maybe just use a bitmask for bytesperclust?
> >
> >
> > Alex
>
> According to the FAT specification the cluster size is a power of two.
> So we can write
I found:
"Count of bytes per sector. This value may take on
only the following values: 512, 1024, 2048 or 4096."
> assert(!(cur_pos & (bytesperclust -1)));
It seems reasonably good.
Thanks,
-Takahiro Akashi
> Cf. patch
> https://lists.denx.de/pipermail/u-boot/2018-October/346178.html
> fs: fat: validate sector and cluster size.
>
> Best regards
>
> Heinrich
next prev parent reply other threads:[~2018-11-01 5:11 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-11 6:58 [U-Boot] [PATCH v3 00/26] subject: fs: fat: extend FAT write operations Akashi, Takahiro
2018-09-11 6:58 ` [U-Boot] [PATCH v3 01/26] fs: fat: guard the content of include/fat.h Akashi, Takahiro
2018-09-11 10:12 ` Alexander Graf
2018-09-12 0:53 ` Akashi, Takahiro
2018-09-12 5:41 ` Alexander Graf
2018-09-12 6:55 ` [U-Boot] [PATCH v3.1 " Akashi, Takahiro
2018-09-23 14:42 ` Alexander Graf
2018-09-25 4:54 ` Akashi, Takahiro
2018-09-11 6:58 ` [U-Boot] [PATCH v3 02/26] fs: fat: extend get_fs_info() for write use Akashi, Takahiro
2018-09-11 6:58 ` [U-Boot] [PATCH v3 03/26] fs: fat: handle "." and ".." of root dir correctly with fat_itr_resolve() Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 04/26] fs: fat: assure iterator's ->dent belongs to ->clust Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 05/26] Revert "fs: fat: cannot write to subdirectories" Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 06/26] fs: fat: check and normalize file name Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 07/26] fs: fat: write returns error code instead of -1 Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 08/26] fs: fat: support write with sub-directory path Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 09/26] fs: fat: refactor write interface for a file offset Akashi, Takahiro
2019-03-12 8:41 ` [U-Boot] [BUG] cb8af8af5ba0 "fs: fat: support write with non-zero offset" fatwrite followed by fatload and then cmp fails Faiz Abbas
2019-03-13 17:11 ` Rizvi, Mohammad Faiz Abbas
2019-03-13 17:25 ` Tom Rini
2019-03-18 1:42 ` Akashi, Takahiro
2019-03-18 1:44 ` Tom Rini
2019-03-18 1:57 ` Akashi, Takahiro
2019-03-18 1:59 ` Tom Rini
2019-03-21 6:50 ` Faiz Abbas
2019-03-22 9:13 ` Faiz Abbas
2018-09-11 6:59 ` [U-Boot] [PATCH v3 10/26] fs: fat: support write with non-zero offset Akashi, Takahiro
2018-09-11 11:09 ` Alexander Graf
2018-09-12 2:14 ` Akashi, Takahiro
2018-09-12 5:42 ` Alexander Graf
2018-10-15 11:42 ` Jean-Jacques Hiblot
2018-10-31 10:00 ` Clément Péron
2018-10-31 12:22 ` Alexander Graf
2018-10-31 20:54 ` Heinrich Schuchardt
2018-11-01 5:11 ` AKASHI Takahiro [this message]
2018-11-05 16:44 ` Clément Péron
2019-02-25 18:20 ` [U-Boot] [BUG] cb8af8af5ba0 "fs: fat: support write with non-zero offset" leads to link error Heinrich Schuchardt
2018-09-11 6:59 ` [U-Boot] [PATCH v3 11/26] cmd: fat: add offset parameter to fatwrite Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 12/26] fs: add mkdir interface Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 13/26] fs: fat: remember the starting cluster number of directory Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 14/26] fs: fat: support mkdir Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 15/26] cmd: fat: add fatmkdir command Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 16/26] efi_loader: file: support creating a directory Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 17/26] fs: add unlink interface Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 18/26] fs: fat: support unlink Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 19/26] cmd: fat: add fatrm command Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 20/26] efi_loader: implement a file delete Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 21/26] fs-test: fix false positive error at Test Case 12 Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 22/26] fs-test: update the test result as of v2018.09 Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 23/26] test/py: convert fs-test.sh to pytest Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 24/26] test/py: fs: add extended write operation test Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 25/26] test/py: fs: add fstest/mkdir test Akashi, Takahiro
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20181101051118.GM11663@linaro.org \
--to=takahiro.akashi@linaro.org \
--cc=u-boot@lists.denx.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox