[syslinux] EFI 64bit and Kernel 32 bit

Letan Thomas thomas.letan at ssi.gouv.fr
Tue Oct 30 01:39:04 PDT 2018


Indeed, the fix is in 6.04-pre1 but not 6.03.

See
https://repo.or.cz/syslinux.git/commit/ae853e99a7aed22cb28b387e1e3cb32dbf1ab8fa

Best regards

Le 30/10/2018 à 08:53, hfekih a écrit :
> Thank you for the info,
> 
> I tested the latest version Syslinux 6.03 (64 bit) and it didn't work.
> 
> the boot loader text shows up, then the screen freezes.
> 
> maybe it works only on some specific boards/CPUs.
> 
> Thank you for the reply's, the problem is now solved by using another
> Bootloader.
> 
> Best Regards,
> 
> 
> On 29.10.18 15:29, Letan Thomas wrote:
>> I was able to successfully boot 32-bit kernels with a 64-bit syslinux
>> two years ago. There were a bug in syslinux that prevented it, but I was
>> able to write a patch which is now in the latest tagged version as far
>> as I remember.
>>
>> Best regards,
>> Thomas
>>
>> Le 18/10/2018 à 08:24, hfekih via Syslinux a écrit :
>>> Hello Ady
>>>
>>> thank you very much for the accurate reply and for saving my time :-)
>>>
>>> Best Regards,
>>>
>>>
>>> On 17.10.18 18:06, Ady Ady via Syslinux wrote:
>>>>> is it possible to boot a 32 Bit Kernel on 64 EFI firmware with
>>>>> Syslinux?
>>>>    In theory, booting 32-bit kernels from 64-bit EFI is supposed to be
>>>> supported by "efi64/efi/syslinux.efi" since 2013Jun.
>>>>
>>>> In practice:
>>>>
>>>> _ there is no documentation in The Syslinux Project regarding the
>>>> matter (other than the commit from Matt Fleming);
>>>>
>>>> _ no one has reported success with this case (only failures);
>>>>
>>>> _ the question has been asked in the past in this mailing list (and
>>>> also by means of other official Syslinux channels), but Peter (hpa) has
>>>> scarcely replied with inconsistent / confusing messages (or no reply at
>>>> all).
>>>>
>>>> I sincerely wished I had better news regarding this case.
>>>>
>>>> Best Regards,
>>>> Ady.
>>>>
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> 


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