Re: puc(4) man page update?

From: Dmitry Morozovsky <marck_at_rinet.ru>
Date: Fri, 4 Jul 2008 13:59:18 +0400 (MSD)
On Tue, 1 Jul 2008, Marcel Moolenaar wrote:

MM> > - I have spent few hours figuring out why serial interfaces
MM> > covered by puc(4) do not come up at boot time. The issue was I tried
MM> > to use kernel module instead of compiling puc(4) into the kernel.
MM> > Will it be good to have explicit note about it in the man page?
MM> 
MM> Well, no. There's a very simple rule:
MM> 
MM> If driver C is a child of a driver P and driver P is
MM> loaded as a module, then driver C must be loaded as
MM> a module as well.
MM> 
MM> In this case uart(4) and ppc(4) are children of puc(4)
MM> and both are compiled into the kernel by default. So,
MM> you must either compile puc(4) into the kernel or
MM> build uart(4) and puc(4) as modules as well.
MM> 
MM> In other words: there's no problem with puc(4) being
MM> loaded as a module. It's a generic problem with our
MM> modules vs. compiled-in case.

doesn't splitting uart out of kernel broke serial console? Last time I checked 
it did.


Sincerely,
D.Marck                                     [DM5020, MCK-RIPE, DM3-RIPN]
[ FreeBSD committer:                                 marck_at_FreeBSD.org ]
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*** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck_at_rinet.ru ***
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Received on Fri Jul 04 2008 - 07:59:20 UTC

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