Date: Wed, 15 Nov 2006 13:15:13 -0500 From: John Baldwin <jhb@freebsd.org> To: "Raymond T. Sundland" <raymond@sundland.com> Cc: freebsd-amd64@freebsd.org Subject: Re: FW: IPMI kernel module errors on 6.x Message-ID: <200611151315.13748.jhb@freebsd.org> In-Reply-To: <455A3079.6010800@sundland.com> References: <003301c70754$56143280$8478020a@medco.com> <200611141252.00756.jhb@freebsd.org> <455A3079.6010800@sundland.com>
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On Tuesday 14 November 2006 16:09, Raymond T. Sundland wrote: > Hi John, > > I don't see any of the additional messages that should be output by > KCS_DEBUG. I see the code (ifdef's) everywhere, but I don't actually > see the output. is this something that should be in dmesg or > elsewhere? I even removed the ifdef's to see if the output would be > displayed in the dmesg without the check, and I see nothing. I also > tried loading the module with kldload -v. The 'failed to start write' messages are under the #ifdef. You'll need to add new printfs to dig into this further though, possibly dumping the status read inside the kcs_error() function, or what the status is when kcs_start_write() fails. > John Baldwin wrote: > > On Monday 13 November 2006 21:50, Raymond T. Sundland wrote: > > > >> This is the output with KCS_DEBUG enabled: > >> > >> ipmi0: <IPMI System Interface> on isa0 > >> ipmi0: KCS mode found at mem 0xca2 alignment 0x4 on isa > >> ipmi0: KCS: initial state: 00 > >> ipmi0: KCS: Failed to start write > >> ipmi0: KCS Error retry exhausted > >> ipmi0: KCS: Failed to start write > >> ipmi0: KCS Error retry exhausted > >> ipmi0: KCS: Failed to start write > >> ipmi0: KCS Error retry exhausted > >> ipmi0: Timed out waiting for GET_DEVICE_ID > >> > > > > Hmmm. It appears to not be working at all. You can add more printf's in > > kcs_start_write() and kcs_error() to see exactly which conditions are > > failing. If the status byte was just always stuck as 0x00 kcs_error() should > > succeed, so it is doing something. > > > > > >> John Baldwin wrote: > >> > >>> On Monday 13 November 2006 13:48, Raymond Sundland wrote: > >>> > >>> > >>>> I sent this to -questions earlier, but thought I would get a more > >>>> > > complete > > > >>>> response from either -hackers or -amd64. > >>>> > >>>> > >>> Try enabling KCS_DEBUG in sys/dev/ipmi/ipmi_kcs.c and save the output to a > >>> file (it will be a lot!). > >>> > >>> > >>> > > > > > -- John Baldwin
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