Date: Mon, 10 May 1999 06:31:43 +0200 From: Poul-Henning Kamp <phk@critter.freebsd.dk> To: Mike Smith <mike@smith.net.au> Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/conf options src/sys/i386/i386 autoconf.c src/sys/i386/conf GENERIC LINT Makefile.i386 files.i386 Message-ID: <23558.926310703@critter.freebsd.dk> In-Reply-To: Your message of "Sun, 09 May 1999 19:44:05 PDT." <199905100244.TAA10132@dingo.cdrom.com>
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Feel free to do so.
In message <199905100244.TAA10132@dingo.cdrom.com>, Mike Smith writes:
>> You can still configure a root device (which is used if you give
>> the "-r" flag) but now with an option:
>>
>> options ROOTDEVNAME=\"da0s2e\"
>>
>> The string is parsed by the same code as at the "boot -a" prompt.
>
>Could you use something like:
>
> rootdevname = getenv("kern.rootdev.name");
>#ifdef ROOTDEVNAME
> if (!rootdevname)
> rootdevname = ROOTDEVNAME;
>#else
> if (!rootdevname)
> rootdevname = ... old guessing behaviour
>
>so that the loader can unconditionally override the root device name?
>I have this crazy plan to read /etc/fstab to try find the root device
>before starting the kernel, which should make all this crap about
>guessing it based on the disk label obsolete.
>
>--
>\\ Sometimes you're ahead, \\ Mike Smith
>\\ sometimes you're behind. \\ mike@smith.net.au
>\\ The race is long, and in the \\ msmith@freebsd.org
>\\ end it's only with yourself. \\ msmith@cdrom.com
>
>
>
>
--
Poul-Henning Kamp FreeBSD coreteam member
phk@FreeBSD.ORG "Real hackers run -current on their laptop."
FreeBSD -- It will take a long time before progress goes too far!
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