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On Fri, Aug 24, 2007 at 11:52:11PM +0000, Andrew Doran wrote:
>=20
> Module Name:	src
> Committed By:	ad
> Date:		Fri Aug 24 23:52:11 UTC 2007
>=20
> Modified Files:
> 	src/sys/arch/mips/mips: genassym.cf mipsX_subr.S
> 	src/sys/contrib/dev/ath/netbsd: ah_osdep.c
>=20
> Log Message:
> The Atheros HAL on MIPS uses %s7 as a general purpose register, but the
> rest of the kernel uses it to store the value of curlwp. Sam won't
> recompile the HAL for us (fair enough), and we can't modify the HAL
> to use another register because doing so could put us in breach of
> the license (v. crappy). So, do a save/set/restore on %s7 in KernIntr()
> and in the stubs that the HAL uses to call back into the kernel.

So NetBSD is a second-class citizen for a binary blob whose licence, as
friendly as it might be to end users, is a pain in NetBSD's own
developers' necks.

That _should_ teach us a lesson.  I won't go as far as daring hoping it
will, but it definitely should.

--=20
Quentin Garnier - cube@cubidou.net - cube@NetBSD.org
"You could have made it, spitting out benchmarks
Owe it to yourself not to fail"
Amplifico, Spitting Out Benchmarks, Hometakes Vol. 2, 2005.

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