Re: [S1mp3-devel] Re: New ideas for the kernel

[Legolas <leg...@em...>]

Jeroen Domburg ha scritto:

>
>
> On Fri, 12 May 2006, Legolas wrote:
>
>> Bluechip ha scritto:
>> As Sprite_tm said, we can use the standard object format, but there 
>> is a problem: is an object file fixable at run-time so that it will 
>> be easily run with minor fixes done by the linker?
>
>
> As far as I've studied Z88DK (our z80/assembler-suite), that's 
> possible: the linker does the linking to libs/other objs as well as 
> the relocation/'fixing' thing.

I am not talking about the linker, which will be written by us, but 
about the object format itself. To link without in-place fixes, we'll 
have to load the objs in "chunks", and you get how painful it may become...

>
>> Now that I think again about it: a linker has two places, a source 
>> and a destination, in our case they are the same memory space, unless 
>> we are going to use two memory buffers, and this would bring me back 
>> to the idea of the "customized compiler"...
>
>
> We could do the linking and fixing when we read the files from the 
> flash, imo. I don't think the usability suffers much if e.g. the 
> loading of an ap takes e.g. half a second.

Points of view.

>
>> -- 
>> Legolas
>