[U-Boot] arm: socfpga: unable to boot cyclone5 devkit or SocKit

Marek Vasut marex at denx.de
Wed Apr 11 12:37:49 UTC 2018


On 04/11/2018 02:26 PM, Tom Rini wrote:
> On Wed, Apr 11, 2018 at 10:12:42AM +0200, Marek Vasut wrote:
>> On 04/11/2018 04:52 AM, Dinh Nguyen wrote:
>> [...]
>>
>>>>>> u-boot$ git reset --hard v2018.01 ; bu socfpga_cyclone5 ; ls -la
>>>>>> spl/u-boot-spl.bin
>>>>>> HEAD is now at f3dd87e0b9 Prepare v2018.01
>>>>>> -rw-r--r-- 1 marex marex 52902 Apr 11 00:34 spl/u-boot-spl.bin
>>>>>>
>>>>>> u-boot$ git reset --hard v2018.03 ; bu socfpga_cyclone5 ; ls -la
>>>>>> spl/u-boot-spl.bin
>>>>>> HEAD is now at f95ab1fb6e Prepare v2018.03
>>>>>> -rw-r--r-- 1 marex marex 59706 Apr 11 00:34 spl/u-boot-spl.bin
>>>>>>
>>>>>> Try bisecting out the commit which caused this 7 kiB growth between
>>>>>> 2018.01 and 2018.03 . Even those 53 kiB are quite borderline, but it was
>>>>>> at 53 kiB for a while (2017.05 is also ~53 kiB)
> 
> Do you have a size constraint and are not setting the correct CONFIG
> options so that it becomes a build failure?
> 
>>>>> Doing the bisect points me to this commit:
>>>>>
>>>>> commit fa2c14676c7c6f3115dd4d9b2a4cc3b35c3ad2a2
>>>>> Author: Tom Rini <trini at konsulko.com>
>>>>> Date:   Sat Feb 10 16:54:38 2018 -0500
>>>>>
>>>>>     configs: Re-sync with CONFIG_DISTRO_DEFAULTS
>>>>>
>>>>>     A number of platforms include config_distro_defaults.h but do not enable
>>>>>     CONFIG_DISTRO_DEFAULTS.  As they plainly intended to, set that flag and
>>>>>     re-sync config files.
>>>>>
>>>>>     Signed-off-by: Tom Rini <trini at konsulko.com>
>>>>>
>>>>> Doing a revert of the above commit shrinks the SPL back down to ~7 kiB.
>>>>>
>>>>> Dinh
>>>>>
>>>>
>>>> It looks like the enablement of CONFIG_DISTRO_DEFAULTS, enables these
>>>> configs:
>>>>
>>>> CONFIG_ISO_PARTITION=y
>>>> CONFIG_SPL_ISO_PARTITION=y
>>>> # CONFIG_AMIGA_PARTITION is not set
>>>> # CONFIG_SPL_AMIGA_PARTITION is not set
>>>> CONFIG_EFI_PARTITION=y
>>>> CONFIG_EFI_PARTITION_ENTRIES_NUMBERS=128
>>>> CONFIG_EFI_PARTITION_ENTRIES_OFF=0
>>>> CONFIG_SPL_EFI_PARTITION=y
>>>> CONFIG_PARTITION_UUIDS=y
>>>> CONFIG_SPL_PARTITION_UUIDS=y
>>>> # CONFIG_PARTITION_TYPE_GUID is not set
>>>>
>>>> Which is contributing to the SPL growth.
>>>>
>>>
>>> Turning the following config options off subtracts 7k from the SPL:
>>>
>>> +# CONFIG_SPL_ISO_PARTITION is not set
>>> +# CONFIG_SPL_EFI_PARTITION is not set
>>>
>>> Not sure if these are needed?
>>
>> IMO not on SoCFPGA. Also CCing Tom.
> 
> Yes, all of those options are part of CONFIG_DISTRO_DEFAULTS and are
> needed so that booting from various distro media works.

In SPL on boards which usually boot from SDMMC or QSPI NOR ? How is EFI
or ISO partition needed there ?

-- 
Best regards,
Marek Vasut


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