Date: Fri, 3 Jun 2005 17:14:12 -0400 From: Brian Fundakowski Feldman <green@freebsd.org> To: Dipjyoti Saikia <dipjyoti.saikia@gmail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: NMI handlers ?? Message-ID: <20050603211412.GB61800@green.homeunix.org> In-Reply-To: <dcbc809d05060310185eeeb436@mail.gmail.com> References: <dcbc809d05060310185eeeb436@mail.gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
On Fri, Jun 03, 2005 at 10:48:04PM +0530, Dipjyoti Saikia wrote: > Hi, > > > I am working on IPMI watchdog implementation . The problem that I am > facing is that in case of improper system shutdown or powerfail the > watchdog keeps running and the next time system boots up , BIOS > complains of FRB2 timeout and fails one of the CPU's ( Working on SMP > system ) . > > My idea is to handle NMI generated by abruptly pushing power button > and disabling the timer in the routine. > > Can we have a handlers for NMI ?? I am not very sure what is happening > inside the kernel when NMI is delivered . > > Please provide me some inputs. Look for "NMI" references in src/sys/i386/i386/trap.c. -- Brian Fundakowski Feldman \'[ FreeBSD ]''''''''''\ <> green@FreeBSD.org \ The Power to Serve! \ Opinions expressed are my own. \,,,,,,,,,,,,,,,,,,,,,,\
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20050603211412.GB61800>