On 07.03.18 19:58, Matwey V. Kornilov wrote:
> 2018-03-07 21:31 GMT+03:00 Alexander Graf <ag...@suse.de>:
>>
>>
>>> Am 07.03.2018 um 19:12 schrieb Matwey V. Kornilov 
>>> <matwey.korni...@gmail.com>:
>>>
>>> 07.03.2018 21:01, Matwey V. Kornilov пишет:
>>>>
>>>> Hello,
>>>>
>>>> I am trying to use
>>>> openSUSE-Tumbleweed-ARM-JeOS-efi.aarch64-2018.03.07-Build2.1.raw to run
>>>> Rock64. I use manually compiled u-boot
>>>> 2018.01-rc2-02249-g19e31fac0d-dirty and see the following:
>>>>
>>>> => load mmc 1:1 0x02000000 efi/boot/bootaa64.efi
>>>> reading efi/boot/bootaa64.efi
>>>> MMC: block number 0x100008005 exceeds max(0x1dacc00)
>>>> MMC: block number 0x100008005 exceeds max(0x1dacc00)
>>>> Invalid FAT entry
>>>> 6144 bytes read in 11 ms (544.9 KiB/s)
>>>>
>>>> This didn't happen when we used kiwi-7 to build JeOS at Factory.
>>>> Can it be some issue with FAT16/FAT32?
>>>>
>>>
>>> Not sure, that related, but
>>>
>>> EFI created by Kiwi-7
>>>
>>> System ID "mkfs.fat"
>>> Media byte 0xf8 (hard disk)
>>>       512 bytes per logical sector
>>>      4096 bytes per cluster
>>>         1 reserved sector
>>> First FAT starts at byte 512 (sector 1)
>>>         2 FATs, 16 bit entries
>>>    102400 bytes per FAT (= 200 sectors)
>>> Root directory starts at byte 205312 (sector 401)
>>>       512 root directory entries
>>> Data area starts at byte 221696 (sector 433)
>>>     51146 data clusters (209494016 bytes)
>>> 63 sectors/track, 255 heads
>>>         0 hidden sectors
>>>    409604 sectors total
>>>
>>> EFI created by Kiwi-9
>>>
>>> System ID "mkfs.fat"
>>> Media byte 0xf8 (hard disk)
>>>       512 bytes per logical sector
>>>      2048 bytes per cluster
>>>         1 reserved sector
>>> First FAT starts at byte 512 (sector 1)
>>>         2 FATs, 12 bit entries
>>>      2048 bytes per FAT (= 4 sectors)
>>> Root directory starts at byte 4608 (sector 9)
>>>       512 root directory entries
>>> Data area starts at byte 20992 (sector 41)
>>>      1013 data clusters (2074624 bytes)
>>> 32 sectors/track, 64 heads
>>>         0 hidden sectors
>>>      4096 sectors total
>>
>> We reduced the size of the efi partition to 2MB. Maybe that triggered a bug 
>> in U-Boot?
>>
>> Could you try to build an image with a 16mb partition instead?
>>
> 
> I've reparted drive manually and created 200mb EFI partition (FAT16).
> It works well with u-boot.
> It seems that u-boot doen't like FAT12.

Ok, I've changed the default EFI partition size to 16MB. I guess there's
a better fix, but this way we should be quite compatible :).


Alex
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