Date: Mon, 8 Nov 2004 20:44:34 +0100 From: Wilko Bulte <wb@freebie.xs4all.nl> To: Paul Richards <paul@originative.co.uk> Cc: Max Laier <max@love2party.net> Subject: Re: cvs commit: src/sys/kern subr_param.c Message-ID: <20041108194434.GA3127@freebie.xs4all.nl> In-Reply-To: <20041108185033.GB34058@myrddin.originative.co.uk> References: <200411061133.iA6BXhHT086940@repoman.freebsd.org> <20041106163748.GB38881@ip.net.ua> <200411061859.56624.max@love2party.net> <418D632E.2020402@root.org> <20041107000311.GA42221@xor.obsecurity.org> <20041108185033.GB34058@myrddin.originative.co.uk>
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--vtzGhvizbBRQ85DL Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Nov 08, 2004 at 06:50:33PM +0000, Paul Richards wrote.. > On Sat, Nov 06, 2004 at 04:03:12PM -0800, Kris Kennaway wrote: > > On Sat, Nov 06, 2004 at 03:50:06PM -0800, Nate Lawson wrote: > >=20 > > > I was traveling out of the country so I didn't get a chance to commen= t.=20 > > > The two caveats I'm aware of is a slight loss in processes that are= =20 > > > CPU bound and an audio hum from ACPI CPU idling. The latter is rathe= r=20 > > > interesting actually. At hz=3D100, it's just a quiet low buzz but at= =20 > > > 1000, it is readily audible on many laptops and annoying. Windows us= es=20 > > > hz=3D1000 too and has the same problem. I believe it's related to th= e=20 > > > capacitors and other devices charging/discharging when clocks are sto= pped. > >=20 > > Can we play music by modulating the value of hz? :) >=20 > I remember some code for the Commodore Pets that you could use to play > notes on a nearby radio by tweaking some spinning loops. Quite a neat > trick at the time since there wasn't any sound hardware. Yeah.. the FCC's finest hour :) --=20 Wilko Bulte wilko@FreeBSD.org --vtzGhvizbBRQ85DL Content-Type: application/x-pkcs7-signature Content-Disposition: attachment; filename="smime.p7s" Content-Transfer-Encoding: base64 MIIOfwYJKoZIhvcNAQcCoIIOcDCCDmwCAQExCzAJBgUrDgMCGgUAMAsGCSqGSIb3DQEHAaCC C+swggSmMIICjqADAgECAgMAxq4wDQYJKoZIhvcNAQEEBQAweTEQMA4GA1UEChMHUm9vdCBD QTEeMBwGA1UECxMVaHR0cDovL3d3dy5jYWNlcnQub3JnMSIwIAYDVQQDExlDQSBDZXJ0IFNp Z25pbmcgQXV0aG9yaXR5MSEwHwYJKoZIhvcNAQkBFhJzdXBwb3J0QGNhY2VydC5vcmcwHhcN MDQxMTA2MjI0MzE2WhcNMDUxMTA2MjI0MzE2WjAlMSMwIQYJKoZIhvcNAQkBFhR3YkBmcmVl YmllLnhzNGFsbC5ubDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANtHavP0Bn9g xcTO+rGscZxb/+LZcFdERZcV6d358KOHsrysbvvpElwbTgSL4QpviV9a5ju+3dze7YRi0iB7 3JzWbl1G29Q45nydX58eWX++w+RAFlHI0kAwTY612bIqhP+MmRon7W70lw45gQfUzGz/DqdR M/FRNNYhOVYp2wbp6f2ytEaierTv8p201+mLB4SjVJ1vQtu3oVfYZVZeJDoxYn49SrjVejuA yq/lDEO9ykNTp4l7rGJcK+FRAdag5Oi7Tev6cq5DzJiON74W9MR5aqvOLtYo/bh3zKXf5ygy 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