[U-Boot] [PATCH v3 17/30] sunxi: arm64: Increase u-boot size on MMC environment

Jagan Teki jagannadh.teki at gmail.com
Tue Feb 6 10:19:28 UTC 2018


On Wed, Jan 31, 2018 at 9:25 PM, Maxime Ripard
<maxime.ripard at free-electrons.com> wrote:
> On Tue, Jan 30, 2018 at 02:29:27PM +0530, Jagan Teki wrote:
>> On Tue, Jan 30, 2018 at 1:54 PM, Maxime Ripard
>> <maxime.ripard at free-electrons.com> wrote:
>> > On Mon, Jan 29, 2018 at 01:49:14PM +0530, Jagan Teki wrote:
>> >> On Mon, Jan 29, 2018 at 1:32 PM, Maxime Ripard
>> >> <maxime.ripard at free-electrons.com> wrote:
>> >> > On Sun, Jan 28, 2018 at 09:49:38PM +0530, Jagan Teki wrote:
>> >> >> U-Boot size is crossing MMC environment offset due to adding
>> >> >> new features on arm64 boards. So update the ENV_OFFSET to
>> >> >> 0x100000 so the u-boot size limit increased to 0xf6000
>> >> >>
>> >> >> MMC layout(updated):
>> >> >> ===================
>> >> >>   part: sector:   size
>> >> >> unused:      0:   8KiB
>> >> >>    SPL:     16:  32KiB
>> >> >> U-Boot:     80: 984KiB
>> >> >>   uENV:   2048: 128KiB
>> >> >>
>> >> >> Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
>> >> >> ---
>> >> >>  env/Kconfig                    | 3 ++-
>> >> >>  include/configs/sunxi-common.h | 2 +-
>> >> >>  2 files changed, 3 insertions(+), 2 deletions(-)
>> >> >>
>> >> >> diff --git a/env/Kconfig b/env/Kconfig
>> >> >> index 692f863..e2b32c2 100644
>> >> >> --- a/env/Kconfig
>> >> >> +++ b/env/Kconfig
>> >> >> @@ -441,7 +441,8 @@ config ENV_OFFSET
>> >> >>       hex "Environment Offset"
>> >> >>       depends on !ENV_IS_IN_UBI
>> >> >>       depends on !ENV_IS_NOWHERE
>> >> >> -     default 0x88000 if ARCH_SUNXI
>> >> >> +     default 0x88000 if ARCH_SUNXI && !ARM64
>> >> >> +     default 0x100000 if ARCH_SUNXI && ARM64
>> >> >
>> >> > This breaks all existing platforms. NAK.
>> >>
>> >> Can you elaborate, what it breaks. 32 bit sunxi start with 0x88000 and
>> >> 64-sun start with 0x100000 this is what I expecting here.
>> >
>> > If you have an environment already flashed, flashing the new u-boot
>> > will overwrite it, and might break any partition layout you have set.
>>
>> True, but we can't control this adding new stuff ultimately increasing
>> size. either we can stop working new features or increasing partition
>> size, do you have any other suggestions?
>
> https://lists.denx.de/pipermail/u-boot/2017-December/314940.html
>
>> >> > Why do you think we went into so great troubles recently?
>> >>
>> >> Certainly yes, MUSB_GADGET increasing u-boot.itb 548K
>> >>
>> >> u-boot.itb exceeds file size limit:
>> >>   limit:  516096 bytes
>> >>   actual: 560088 bytes
>> >>   excess: 43992 bytes
>> >> make: *** [u-boot.itb] Error 1
>> >> make: *** Waiting for unfinished jobs..
>> >
>> > That's not my question. Why do you think we had some many discussions,
>> > debates and patches if we could have done so from the beginning?
>>
>> Sorry, can't understand please explain it little bit.
>
> We've had:
>   https://patchwork.ozlabs.org/cover/828100/
>   https://patchwork.ozlabs.org/cover/851904/
>   https://patchwork.ozlabs.org/cover/864994/

Now we have transition IN, and we can able to change the SIZE check right?


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