Loss of ed(4) in a RC1 booted in qemu

[Jung-uk Kim]

On Thursday 13 October 2005 10:21 am, Thierry Herbelot wrote:
> Le Thursday 13 October 2005 15:38, Joshua Coombs a �crit :
> > Welp, while I have no real help, I can point out this was
> > reported by another user on the stable list, QEMU + RC1 == no ed
>
> well, I should have looked there before posting here ;-) (sorry for
> the excellent Michel talon at lpthe.jussieu.fr : I should have
> seeen your post)
>
> > I'm kinda dreading upgrading my 386... I'll pull down the generic
> > kernel and do a test boot to see if it's a QEMU thing or a
> > reguression in RC1
>
> for me, it's definitely a qemu thing : I have two other machines
> upgraded to 6.0 post-RC1, and both are working *fine* ; moreover
> one is a notebook with a pcmcia ed(4), and this NIC works perfectly
> (the issue is therefore seen only on qemu)

QEMU emulates RTL8029:

ed0: <RealTek 8029> port 0xc100-0xc1ff irq 11 at device 3.0 on pci0
ed0: Reserved 0x100 bytes for rid 0x10 type 4 at 0xc100

and Warner Losh MFC'd new ed(4) right before 6.0-RC1:

http://docs.freebsd.org/cgi/mid.cgi?200510081800.j98I0fRI089493

The new driver does more aggressive probing and it seems QEMU cannot 
handle it.

Jung-uk Kim