Re: How to reduce the kernel.img size?

[Randy Goldenberg]

It's possible that grub 1.x and older versions of grub 2 may both be
smaller.

My thought was just that all computers from that time probably have the
same size requirement, and software becomes larger as developers add new
features, generally speaking.

On Thu, Sep 14, 2023 at 9:55 PM BogDan Vatra <bogdan@kde.org> wrote:

> I didn't try them.
> You mean grub 1.x or an older version of grub 2?
>
> Cheers,
> BogDan.
>
> vin., 15 sept. 2023, 00:38 Randy Goldenberg <randy.goldenberg@gmail.com>
> a scris:
>
>> Are older versions of grub not small enough?
>>
>> On Thu, Sep 14, 2023 at 1:09 PM BogDan Vatra <bogdan@kde.org> wrote:
>>
>>> Hello there,
>>>
>>> I'm trying to port grub to an ancient computer, an altos 386 series 1000
>>> [0] (nope is not using 80386 anymore, I upgraded it to 486 (using an
>>> 80486
>>> DLC + an 387 DX/DLC).
>>> I managed to port the basics using the excellent porting guide from here
>>> [1], but the results were a bit disappointing.
>>> The problem is that altos memory is very limited (12MB total). Grub needs
>>> to fit in 64KB, but right has over 67KB.
>>> Are there any tricks to make it smaller ? I'd like to have it under 48KB
>>> if
>>> possible.
>>>
>>> Thanks!
>>>
>>> Cheers,
>>> BogDan.
>>>
>>> [0]
>>>
>>> http://www.bitsavers.org/pdf/altos/386/Altos-386_Series_1000_Brochure_Nov88.pdf
>>> [1]
>>> https://www.gnu.org/software/grub/manual/grub-dev/grub-dev.html#Porting
>>>
>>