Net booting current snapshot on openrd and sheevaplug

[Jeff Penn]

On Sat, Mar 23, 2013 at 08:40:48PM -0600, Ian Lepore wrote:

> What was the value before you changed it to -1?  It looks like it probed
> and found both 0 and 1, maybe that confused it.  If the value wasn't
> zero originally, I'd say change it to that.  If that amounts to changing
> it back to what it was, the problem must be elsewhere.

The original value was 8.  I've tried several values and setting it to
0 appears to get the furthest, performing a successful DHCP request:

...
mge0: link state changed to UP
Received DHCP Offer packet on mge0 from 192.168.0.10 (accepted) (no root path)
Received DHCP Offer packet on mge0 from 192.168.0.10 (ignored) (no root path)
ugen0.2: <vendor 0x05e3> at usbus0
uhub1: <vendor 0x05e3 USB2.0 Hub, class 9/0, rev 2.00/77.32, addr 2> on usbus0
uhub1: MTT enabled
uhub1: 4 ports with 4 removable, self powered
ugen0.3: <vendor 0x05e3> at usbus0
uhub2: <vendor 0x05e3 USB2.0 Hub, class 9/0, rev 2.00/77.32, addr 3> on usbus0
uhub2: MTT enabled
uhub2: 4 ports with 4 removable, self powered
Sending DHCP Request packet from interface mge0 (f0:ad:4e:00:61:58)
Received DHCP Ack packet on mge0 from 192.168.0.10 (accepted) (got root path)
mge0 at 192.168.0.16 server 192.168.0.10 boot file openrd/kernel.bin
subnet mask 255.255.255.0 router 192.168.0.1 rootfs 192.168.0.10:/mnt/work/nfsroot/arm-8-le hostname openrd
Adjusted interface mge0
krpc_call: sosend: 64
krpc_call: sosend: 64
panic: nfs_boot: mountd root, error=64
KDB: enter: panic
[ thread pid 0 tid 100000 ]
Stopped at      kdb_enter+0x48: ldrb    r15, [r15, r15, ror r15]!
db>

Jeff