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Date:      Thu, 26 Aug 2004 11:42:08 +0200
From:      Ulrich Spoerlein <q@uni.de>
To:        acpi@freebsd.org
Subject:   Cx states not working on Dell Inspiron 8600 (Pentium M)
Message-ID:  <20040826094208.GB703@galgenberg.net>

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Hello,

I've been running CURRENT on this laptop since the gcc 3.4 import and
the Cx states don't work (AFAICS).

dmesg, kernel config, DSDT and ASL can be obtained from
http://www.galgenberg.net/~q/freebsd

No matter if I pull the AC-plug or not, I get this:
hw.acpi.cpu.throttle_max: 8
hw.acpi.cpu.throttle_state: 8
hw.acpi.cpu.cx_supported: C1/1 C2/1 C3/85 C4/185
hw.acpi.cpu.cx_lowest: C4
hw.acpi.cpu.cx_usage: 0.00% 100.00% 0.00% 0.00%

As a result the laptop runs rather hot and the battery life is limited
(compared to Windows)

Am I using the wrong semantics for cx_lowest or throttle_max?

Ulrich Spoerlein
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