[ipxe-devel] Issues with Broadcom NICs in Dell R7625

[Geert Stappers]

On Thu, Jan 19, 2023 at 08:46:04PM +0000, Thomas Walker via ipxe-devel wrote:
> On Thu, Jan 19, 2023 at 08:17:22PM +0000, Geert Stappers via ipxe-devel wrote:
> > On Thu, Jan 19, 2023 at 04:49:09PM +0000, Thomas Walker via ipxe-devel wrote:
> > >    ... happy ...       But I'm encontering 2 problems (on master from
> > > a couple of weeks back, 7147532c):
> > > 

Text from original posting

> > > Both good and bad are vendor:dev 14e4:165f and subvendor 1028.
> > > The older (working) system has a subdevice of 08ff whereas the newer
> > > (sort of working) one has a subdevice of 0a6b.

re-added.


> <...>

> > > Any suggestions for either of these?
> > 
> > Share with us which compiler is being used.
> > Share with us which compilers have been used.
> > 
> 
> I've reproduced both the good behavior (on an R6525) and the bad behavior (on this R7625) using:
> gcc 10.2.1 (From Debian Bullseye)
> gcc 8.3.0 (From Debian Buster)

So more likely that the problem[1] is caused / triggered by hardware
differences as by compilers creating too optimistic / optimize code.



Groeten
Geert Stappers
[1] Problem I don't understand, consider to express the problem
in other words  ( https://en.wikipedia.org/wiki/Rubber_duck_debugging )
-- 
Silence is hard to parse