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From: Pavel Herrmann <morpheus.ibis@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [U-Boot-DM] [PATCH 01/11] DM: add block device core
Date: Fri, 21 Sep 2012 00:09:02 -0700 (PDT)	[thread overview]
Message-ID: <3761983.D40U8VYEil@bloomfield> (raw)
In-Reply-To: <CAHwEkO2N2HMEHcbZOPCwT+KsB9QkQgHf_umH-HKx0pdF70MTTw@mail.gmail.com>

Hi

On Friday 21 of September 2012 02:19:00 Vikram Narayanan wrote:
> On Fri, Sep 21, 2012 at 1:07 AM, Pavel Herrmann <morpheus.ibis@gmail.com> 
wrote:
> > This core will register all block devices (disk, cards, partitons) and
> > provide unfied access to them, instead of current method with device +
> > partition offset
> > 
> > Signed-off-by: Pavel Herrmann <morpheus.ibis@gmail.com>
> > ---
> > 
> >  Makefile                  |   1 +
> >  drivers/blockdev/Makefile |  42 ++++++++++++++++
> >  include/dm/blockdev.h     | 121
> >  ++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 164
> >  insertions(+)
> >  create mode 100644 drivers/blockdev/Makefile
> >  create mode 100644 include/dm/blockdev.h
> 
> <snip>
> 
> > +struct blockdev_ops {
> > +       lbaint_t        (*read)(struct instance *inst, lbaint_t start,
> > +                               lbaint_t blkcnt, void *buffer);
> > +       lbaint_t        (*write)(struct instance *inst, lbaint_t start,
> > +                               lbaint_t blkcnt, void *buffer);
> > +       lbaint_t        (*erase)(struct instance *inst, lbaint_t start,
> > +                               lbaint_t blkcnt);
> 
> lbaint_t is little "cryptic". Any better name suggestions?

lbaint_t is an unsigned 32bit or 64bit number, depending on state of 
CONFIG_LBA48.

It was chosen because some parts of current block code use it as well, but we 
can pretty much replace it with size_t (and assume CONFIG_LBA48 is always on)

Pavel Herrmann

  reply	other threads:[~2012-09-21  7:09 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-20 19:37 [U-Boot] [PATCH 00/11] Add DM blockdev subsystem Pavel Herrmann
2012-09-20 19:37 ` [U-Boot] [PATCH 01/11] DM: add block device core Pavel Herrmann
2012-09-20 19:58   ` Marek Vasut
2012-09-21  7:11     ` Pavel Herrmann
2012-09-21 12:39       ` Marek Vasut
2012-09-21 13:27         ` Pavel Herrmann
2012-09-21 13:53           ` Marek Vasut
2012-09-21 14:57             ` Pavel Herrmann
2012-09-21 15:34               ` Marek Vasut
2012-09-21 15:48                 ` Pavel Herrmann
2012-09-21 15:55                   ` Marek Vasut
2012-09-21 17:19                     ` Pavel Herrmann
2012-09-21 18:00                       ` Marek Vasut
2012-09-21 18:53                         ` Pavel Herrmann
2012-09-21 19:17                           ` Marek Vasut
2012-09-21 19:29                             ` Pavel Herrmann
2012-09-21 21:11                               ` Marek Vasut
2012-09-21 23:43                                 ` Pavel Herrmann
2012-09-22  0:09                                   ` Marek Vasut
2012-09-22  9:39                                     ` Pavel Herrmann
2012-09-22 13:33                                       ` Marek Vasut
2012-09-22 13:59                                         ` Pavel Herrmann
2012-09-24 12:23                                           ` Pavel Herrmann
2012-09-20 20:49   ` [U-Boot] [U-Boot-DM] " Vikram Narayanan
2012-09-21  7:09     ` Pavel Herrmann [this message]
2012-09-21 12:39       ` Marek Vasut
2012-09-20 19:37 ` [U-Boot] [PATCH 02/11] DM: add support for scanning DOS partitions to blockdev core Pavel Herrmann
2012-09-20 20:03   ` Marek Vasut
2012-09-21  7:22     ` Pavel Herrmann
2012-09-21 12:47       ` Marek Vasut
2012-09-21 13:18         ` Pavel Herrmann
2012-09-21 13:54           ` Marek Vasut
2012-09-20 19:37 ` [U-Boot] [PATCH 03/11] DM: add block controller core Pavel Herrmann
2012-09-20 20:05   ` Marek Vasut
2012-09-21  7:21     ` Pavel Herrmann
2012-09-21 12:51       ` Marek Vasut
2012-09-21 13:14         ` Pavel Herrmann
2012-09-21 13:56           ` Marek Vasut
2012-09-21 15:04             ` Pavel Herrmann
2012-09-21 13:33         ` Pavel Herrmann
2012-09-21 13:58           ` Marek Vasut
2012-09-21 15:09             ` Pavel Herrmann
2012-09-21 15:39               ` Marek Vasut
2012-09-21 15:46                 ` Pavel Herrmann
2012-09-21 16:08                   ` Marek Vasut
2012-09-21 17:22                     ` Pavel Herrmann
2012-09-21 18:01                       ` Marek Vasut
2012-09-21 19:15                         ` Pavel Herrmann
2012-09-21 19:22                           ` Marek Vasut
2012-09-20 19:37 ` [U-Boot] [PATCH 04/11] DM: add sata_legacy driver for blockctrl Pavel Herrmann
2012-09-20 19:37 ` [U-Boot] [PATCH 05/11] DM: add ata and partition blockdev drivers Pavel Herrmann
2012-09-20 19:37 ` [U-Boot] [PATCH 06/11] DM: add cmd_block command Pavel Herrmann
2012-09-20 19:37 ` [U-Boot] [PATCH 07/11] DM: use new blockdev API in FAT Pavel Herrmann
2012-09-20 19:37 ` [U-Boot] [PATCH 08/11] DM: use new blockdev API in ext2 Pavel Herrmann
2012-09-20 19:37 ` [U-Boot] [PATCH 09/11] DM: use new blockdev API in reiserfs Pavel Herrmann
2012-09-20 19:37 ` [U-Boot] [PATCH 10/11] DM: use new blockdev API in ZFS Pavel Herrmann
2012-09-20 19:37 ` [U-Boot] [PATCH 11/11] DM: switch sandbox to DM blockdev Pavel Herrmann

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