Perfomance problems and main stream

[qqi at world.std.com (Quality Quorum)]

On Tue, 23 Feb 1999, VALETTE Eric wrote:

> >>>>> "aleksey" == Quality Quorum <qqi at world.std.com> writes:
> 
> aleksey> On Tue, 23 Feb 1999, VALETTE Eric wrote:
> 
> >> >>>>> "Quality" == Quality Quorum <qqi at world.std.com> writes:
> 
> aleksey> Let consider simple router application as an example.
> 
> What is the relationship with the libchip discussion?
> 
> >> How mange Linux to work on MIPS, ALPHA, INTEL, PPC, ARM on various platform?
> 
> aleksey> Can Linux perform routing ? Yes.
> aleksey> Is it competitive vs specialized routers ? No
> 
> >> Same for VxWorks?
> 
> aleksey> Can stock VxWorks IP stack and drivers perform routing ? Yes
> aleksey> Can you build good router this way ? No
> 
> As far as I know, Cisco has been using VxWorks and also a scaled
> down version of SCO Unix in their routers???

They definetely do not use IP stack and network drivers which come
with VxWorks or SCO, otherwise they would be kicked off
the marked long time ago.

> 
> So I'm sceptical concerning what you say. An in any case
> I do not understand what routing has to do with a clean 
> processor and BSP API (other calls it a HAL)  definition

Network idirver is a part of BSP, isn't it ? I just gave an example
where it is impossible to make BSP good enough to be used in a quite
popular application.

So, I am reiterating my point that there is no reason to develop
BSP beyond basic workign starting point.

> 
> -- eric
> 

Thanks,

Aleksey