[U-Boot] [PATCH v4 01/19] sunxi: README.sunxi64: Add hint about non-debug of ARM Trusted Firmware

[Jagan Teki <jagannadh.teki@gmail.com>]

On Thu, Mar 22, 2018 at 12:33 AM, André Przywara <andre.przywara@arm.com> wrote:
> Hi,
>
> On 21/03/18 18:40, Jagan Teki wrote:
>> On Wed, Mar 14, 2018 at 7:26 AM, Andre Przywara <andre.przywara@arm.com> wrote:
>>> As we are running into issues where the final U-Boot FIT image file is
>>> exceeding our size limit, add a hint to the README.sunxi64 file
>>> to point out the possibility of building non-debug versions of the ATF
>>> binary. These are about 12KB smaller than the standard debug build, and
>>> so allow successful U-Boot builds for many boards with the Allwinner H5
>>> SoC.
>>> Please note that under normal circumstances the debug build is still
>>> recommended, as it gives valuable clues in case something goes wrong in
>>> the ATF.
>>>
>>> Signed-off-by: Andre Przywara <andre.przywara@arm.com>
>>> Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
>>> ---
>>>  board/sunxi/README.sunxi64 | 6 ++++++
>>>  1 file changed, 6 insertions(+)
>>>
>>> diff --git a/board/sunxi/README.sunxi64 b/board/sunxi/README.sunxi64
>>> index 5a363d27b8..df1dbc818f 100644
>>> --- a/board/sunxi/README.sunxi64
>>> +++ b/board/sunxi/README.sunxi64
>>> @@ -38,6 +38,12 @@ the root of your U-Boot build directory (or create a symbolic link).
>>>  $ export BL31=/src/arm-trusted-firmware/build/sun50iw1p1/debug/bl31.bin
>>>    (adjust the actual path accordingly)
>>>
>>> +If you run into size issues with the resulting U-Boot image file, it might
>>> +help to use a release build, by using "DEBUG=0" when building bl31.bin.
>>
>> I thought I've commented this in previous version patch, w/o DEBUG=0
>> can also build release right? like
>>
>> make PLAT=sun50iw1p1 bl31
>
> Yes, DEBUG=0 is the (current) default in the Makefile. But what's the
> question? The original recipe said DEBUG=1, so stating DEBUG=0 makes it
> obvious what to change. Given that with DEBUG not defined to 1, ATF is
> *completely* silent, I would very much like to encourage people to use
> DEBUG builds, and just suggesting DEBUG=0 as a workaround.

My question is without mentioning any DEBUG just build like this

make PLAT=sun50iw1p1 bl31

will be similar to

make PLAT=sun50iw1p1 DEBUG=0 bl31

right?