[PATCH 00/18] vbe: Series part D

[Tom Rini]

On Thu, Aug 29, 2024 at 07:06:32PM -0600, Simon Glass wrote:
> Hi Tom,
> 
> On Thu, 29 Aug 2024 at 18:49, Tom Rini <trini at konsulko.com> wrote:
> >
> > On Wed, Aug 28, 2024 at 04:16:55PM -0600, Simon Glass wrote:
> > > Hi Peter,
> > >
> > > On Wed, 28 Aug 2024 at 03:59, Peter Robinson <pbrobinson at gmail.com> wrote:
> > > >
> > > > Hi Simon,
> > > >
> > > > > This includes various patches towards implementing the VBE abrec
> > > >
> > > > What is abrec?
> > >
> > > It's a VBE method which supports A, B and recovery images and permits
> > > updating from SPL onwards. The idea is that you can safely update
> > > without bricking a device.
> > >
> > > >
> > > > > bootmeth in U-Boot.
> > > > >
> > > > >
> > > > > Simon Glass (18):
> > > > >   sandbox: Add missing header file
> > > > >   bootstd: Add stub for bootdev_setup_for_sibling_blk()
> > > > >   gzip: Correct function comment for gunzip()
> > > >
> > > > Is this from upstream gzip code somewher?
> > >
> > > I'm not sure, actually.
> > >
> > > >
> > > > >   fdtdec: Support separate BSS for all XPL builds
> > >
> > > Needed so that VPL can use DDT
> > >
> > > > >   tiny-printf: Correct return values
> > >
> > > I can't remember, sorry.
> > >
> > > > >   tpl: Support numbered aliases in device tree
> > >
> > > The MMC needs to be accessed using its sequence number
> > >
> > > > >   ram: Support driver model in TPL
> > >
> > > That should say VPL...but again I'm not quite sure
> > >
> > > > >   serial: Support debug UART in TPL
> > >
> > > This allows debugging of the jump from TPL to VPL
> > >
> > > > >   armv8: Support not having separate BSS
> > >
> > > VPL doesn't want a separate BSS since SDRAM isn't available that early
> > >
> > > > >   arm: cache: Drop a stale comment
> > >
> > > Just something I noticed
> > >
> > > > >   arm: Fix up a stale comment in sections.c
> > >
> > > Another thing I noticed
> > >
> > > > >   mmc: Support driver model in TPL
> > >
> > > TPL needs to read VPL from MMC
> > >
> > > > >   mmc: Add more debugging for SPL
> > > > >   mmc: Log the error when init fails
> > > > >   mmc: rockchip: Log some error returns
> > > > >   mmc: rockchip: Allow clocks to be missing
> > >
> > > These all help with debugging reading of VPL from the correct MMC device
> > >
> > > > >   rockchip: mmc: Fix a missing colon
> > >
> > > Just something I noticed
> > >
> > > > >   rockchip: Provided SPL control over efuse presence
> > >
> > > We don't want this driver in TPL or VPL
> > >
> > > >
> > > > I'm not sure what most of these patches have to do with VBE?
> > >
> > > Basically there are a lot of little tweaks needed.
> >
> > Well, I think this gets back to some common feedback. You have a lot of
> > little bugfixes, which is good, but they get sprinkled in to the next
> > big series you post, which is bad and hard to review. And that leads to
> > fixes not getting merged / reviewed timely because nominally simple fix
> > A is in part 3 of a series to introduce something larger and to which
> > there is feedback to work through.
> 
> I actually thought I was splitting them up quite nicely. What do you suggest?

I would refer back to your own comments about what some of the patches
do and say that "Just something I noticed" should be a one off, and
little fixes for this-and-that should be a 1-2 part series and so on.

-- 
Tom
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