From: Vikas MANOCHA <vikas.manocha@st.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] spl: make image arg or fdt blob address reconfigurable
Date: Tue, 11 Apr 2017 23:44:00 +0000 [thread overview]
Message-ID: <de6710b3c5f648f2af86b8cf0ca8cc6f@SFHDAG7NODE3.st.com> (raw)
In-Reply-To: <20170410122919.GA19897@bill-the-cat>
Hi Tom,
> -----Original Message-----
> From: Tom Rini [mailto:trini at konsulko.com]
> Sent: Monday, April 10, 2017 5:29 AM
> To: Vikas MANOCHA <vikas.manocha@st.com>
> Cc: u-boot at lists.denx.de; Marek Vasut <marex@denx.de>; Stefan Agner <stefan.agner@toradex.com>; Jeremy Hunt
> <Jeremy.Hunt@DEShawResearch.com>
> Subject: Re: [U-Boot] [PATCH] spl: make image arg or fdt blob address reconfigurable
>
> On Fri, Apr 07, 2017 at 03:38:13PM -0700, Vikas Manocha wrote:
>
> > At present fdt blob or argument address being passed to kernel is
> > fixed at compile time using macro CONFIG_SYS_SPL_ARGS_ADDR. FDT blob
> > from different media like nand, nor flash are copied to the address
> > pointed by the macro.
> > The problem is, it makes args/fdt blob compulsory to copy which is not
> > required in cases like for NOR Flash. This patch removes this limitation.
> >
> > Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
> > ---
> > arch/arm/lib/spl.c | 7 +++----
> > arch/microblaze/cpu/spl.c | 6 +++---
> > arch/powerpc/lib/spl.c | 8 ++++----
> > common/spl/spl.c | 6 ++++--
> > common/spl/spl_nor.c | 8 +-------
> > include/spl.h | 5 ++---
>
> I assume you've tested the spl_nor case afterwards, yes? Did this result in some measurable boot time decrease? Thanks!
Yes, I tested it's working on board. Not sure how to measure the impact on boot time.
Cheers,
Vikas
>
> --
> Tom
next prev parent reply other threads:[~2017-04-11 23:44 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-07 22:38 [U-Boot] [PATCH] spl: make image arg or fdt blob address reconfigurable Vikas Manocha
2017-04-10 12:29 ` Tom Rini
2017-04-11 23:44 ` Vikas MANOCHA [this message]
2017-04-12 13:33 ` Tom Rini
2017-04-12 19:47 ` Vikas MANOCHA
2017-05-02 22:43 ` Vikas MANOCHA
2017-05-03 13:53 ` Tom Rini
2017-05-08 19:40 ` [U-Boot] " Tom Rini
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