spelling
feedback and ok tb@ jmc@ ok ratchov@

First pass at removing clauses 3 and 4 from NetBSD licenses.

Not sure what's more surprising: how long it took for NetBSD to
catch up to the rest of the BSDs (including UCB), or the amount of
code t

First pass at removing clauses 3 and 4 from NetBSD licenses.

Not sure what's more surprising: how long it took for NetBSD to
catch up to the rest of the BSDs (including UCB), or the amount of
code that NetBSD has claimed for itself without attributing to the
actual authors.

OK deraadt@

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add hme(4) RX TCP/UDP checksum offload

From a diff posted to sparc@ by Pyun YongHyeon

ok dlg@, tested by mickey@ "i get some badass improvement here." and
a few other users.

- Use ETHER_MAX_LEN + ETHER_VLAN_ENCAP_LEN instead of HME_MTU
- Use ETHER_CRC_POLY_LE instead of MC_POLY_LE from hmereg.h

typos from Tom Cosgrove;

Tom: I did not commit a couple of your changes.

i did not include some punctuation fixes (full stops, etc.)
mnemorable -> mnemonic: i decided memorable was probably better

typos from Tom Cosgrove;

Tom: I did not commit a couple of your changes.

i did not include some punctuation fixes (full stops, etc.)
mnemorable -> mnemonic: i decided memorable was probably better
instrunctions -> instruction: i kept the plural

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update media handling based on NetBSD: mainly fix setting up of the output
drivers
also, force a preference of the external phy a little earlier: both ports
on the netra T1/105 now work.

solve mtu problem a little more elegantly (ramdisk works on blade100 and
u5 now).

no one cares if RFIFO has been hit... so shaddap!

OpenBSD style bit definitions

bus independent part of hme driver from netbsd