Re: pxeboot

[Patrick Welche <prlw1%cam.ac.uk@localhost>]

On Wed, Jun 18, 2014 at 12:04:53AM +0100, Patrick Welche wrote:
> On Tue, Jun 17, 2014 at 05:12:48PM +0100, Patrick Welche wrote:
> > Trying by hand
> > 
> >   load tftp:miniroot.kmod
> >   boot tftp:netbsd                          (NetBSD_6.1_STABLE/amd64 
> > GENERIC)
> > 
> > gets
> > 
> >   read header failed: Unknown error: code 60
> 
> Erratum: it gets:
> 
>   read text: Input/output error

This seems to be a bug in re(4): I just tried disabling tcp4csum udp4csum
and ip4csum on the tftp server, and the Input/output error goes away: the
netbsd-INSTALL.gz kernel boots.

If I subsequently just ifconfig re0 udp4csum, it fails again, i.e., this is
reproducible.

Cheers,

Patrick

re0 at pci3 dev 0 function 0: RealTek 8168/8111 PCIe Gigabit Ethernet (rev. 
0x06)
rgephy0 at re0 phy 7: RTL8169S/8110S/8211 1000BASE-T media interface, rev. 5