Date: Fri, 18 May 2012 12:18:34 -0400 From: Jung-uk Kim <jkim@FreeBSD.org> To: sbruno@freebsd.org Cc: freebsd-stable <freebsd-stable@freebsd.org>, Sean Bruno <seanbru@yahoo-inc.com> Subject: Re: [stable 9] broken hwpstate calls Message-ID: <4FB6765A.2050307@FreeBSD.org> In-Reply-To: <1337319129.2915.4.camel@powernoodle-l7> References: <1337319129.2915.4.camel@powernoodle-l7>
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 2012-05-18 01:32:09 -0400, Sean Bruno wrote: > Looks like my AMD box isn't quite working correctly with regards > to P-states. I noted this repeating periodically: hwpstate0: set > freq failed, err 6 > > > I noted these errors when setting the hwpstate verbose systctl on: > > May 17 22:28:32 Alice kernel: hwpstate0: set freq failed, err 6 May > 17 22:28:32 Alice kernel: hwpstate0: setting P1-state on cpu0 May > 17 22:28:32 Alice kernel: hwpstate0: result P1-state on cpu0 May > 17 22:28:32 Alice kernel: hwpstate0: setting P1-state on cpu1 May > 17 22:28:32 Alice kernel: hwpstate0: result P1-state on cpu1 May > 17 22:28:32 Alice kernel: hwpstate0: setting P1-state on cpu2 May > 17 22:28:32 Alice kernel: hwpstate0: result P1-state on cpu2 May > 17 22:28:32 Alice kernel: hwpstate0: setting P1-state on cpu3 May > 17 22:28:32 Alice kernel: hwpstate0: result P1-state on cpu3 May > 17 22:28:32 Alice kernel: hwpstate0: setting P1-state on cpu4 May > 17 22:28:32 Alice kernel: hwpstate0: result P1-state on cpu4 May > 17 22:28:32 Alice kernel: hwpstate0: setting P1-state on cpu5 May > 17 22:28:32 Alice kernel: hwpstate0: result P1-state on cpu5 May > 17 22:28:32 Alice kernel: hwpstate0: setting P1-state on cpu6 May > 17 22:28:32 Alice kernel: hwpstate0: result P1-state on cpu6 May > 17 22:28:32 Alice kernel: hwpstate0: setting P1-state on cpu7 May > 17 22:28:32 Alice kernel: hwpstate0: result P1-state on cpu7 > > > Sean > > ref this machine: http://forums.pcbsd.org/showthread.php?t=16733 I briefly looked at the dmesg. You have a Family 15h processor (Bulldozer with Turbo Core) and I believe it isn't supported (yet). It won't be too hard to implement, though. Jung-uk Kim -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAk+2dlkACgkQmlay1b9qnVOhzwCfRi7ZqdpQ8yH/N3IHqCFl/586 XdoAnRLeenDvgQKvB6BIjyMsoskXcSNs =hGYz -----END PGP SIGNATURE-----
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