Date: Sat, 17 Mar 2001 11:24:11 -0800 (PST) From: Matthew Jacob <mjacob@feral.com> To: Warner Losh <imp@harmony.village.org> Cc: arch@FreeBSD.ORG Subject: Re: man pages Message-ID: <Pine.LNX.4.21.0103171122540.2328-100000@zeppo.feral.com> In-Reply-To: <200103171859.f2HIx8946196@harmony.village.org>
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> In message <Pine.BSF.4.21.0103171037090.65580-100000@beppo.feral.com> Matthew Jacob writes:
> : ddi_enter_critical, ddi_exit_critical - enter and exit a
> : critical region of control
> ...
> : The driver may not call any functions external to itself in between
> : the time it calls ddi_enter_critical() and the time it calls
> : ddi_exit_critical().
> ...
>
> Hmmm. That's what I need, with the above exception being too
> restrictive. I'd need to call functions that frob the hardware. :-)
Well, At that time Solaris assumed that you've ddi_map_reg'd the h/w and just
have a virtual address pointing to registers. The man page needs to be updated
to say "calling ddi_{put,get}{8,16,32,64} or ddi_rep_{put,get}{8,16,32,64} is
okay"
-matt
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