Date: Sun, 4 Mar 2001 13:48:32 -0400 (AST) From: The Hermit Hacker <scrappy@hub.org> To: John Baldwin <jhb@FreeBSD.org> Cc: <freebsd-current@FreeBSD.org> Subject: RE: Using serial console to debug system hangs ... Message-ID: <Pine.BSF.4.33.0103041344330.33622-100000@mobile.hub.org> In-Reply-To: <XFMail.010304093430.jhb@FreeBSD.org>
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On Sun, 4 Mar 2001, John Baldwin wrote: > > On 04-Mar-01 The Hermit Hacker wrote: > > On Sat, 3 Mar 2001, John Baldwin wrote: > > > >> > >> On 04-Mar-01 The Hermit Hacker wrote: > >> > > >> > Wow, that was painful ... after 2 hrs, I got as far as: > >> > >> Yeah, it spews out a lot of crap. :-/ You prolly want to use a 115200 > >> serial > >> console if at all possible. Should've mentioned that earlier.. > > > > Okay, reading NOTES, it says that 9600 is the default ... does that mean I > > should be able to attach at 115200 and it should auto-upgrade, or do I > > have to recompile kernel iwth CONSPEED=115200 for this? > > Either recompile or use the loader tunable 'machdep.conspeed' I think. > However, you'll probably want the bootstrap to work on teh serial console as > well, in which case you need to set the speed in make.conf (see > /etc/defaults/make.conf) and recompile and reinstall boot2 and the loader. Okay, now you are going beyond my experiences :( First, I changed CONSPEED to 115200, but sysctl is still registering 9600: thelab# sysctl machdep.conspeed machdep.conspeed: 9600 manually doing 'sysctl -w machdep.conspeed=115200' appears to work though ... But, after modifying my make.conf, what do I have to recompile? Are we just talking a rebuild and install of the kernel itself? I'm going to try that ... To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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