RE: ACPI and Gateway 400sd4 laptop

From: Sean Lazar <slazar_at_cruzio.com>
Date: Thu, 8 Jan 2004 22:54:01 -0800
>> I have a Gateway 400SD4 laptop that I am having thermal issues with in
>> FreeBSD-CURRENT. The two-speed fan dosen't seem to come on. With ACPI on,
>> after the system has been running a little while and has warmed up, if I
>> turn off acpi with "acpiconf -d" the fan will kick on immediately. After
>> that the fan appears to behave normally, turning on and off when
>> necessary.
>> If the laptop boots warm with the fan on, it will shut off when it gets
>> cool but it won't come back on again.
>
>Output from sysctl hw.acpi would help.  You can also play with values from
>0-2 for hw.acpi.tz0.active.  That should manually turn the fan on at
>various speeds.
>
>-Nate

very interesting, it dosen't want to turn on the fan:

freebsd-5_2# sysctl hw.acpi.thermal.tz0.active=0
hw.acpi.thermal.tz0.active: -1 -> -1
freebsd-5_2# sysctl hw.acpi.thermal.tz0.active=0
hw.acpi.thermal.tz0.active: -1 -> -1
freebsd-5_2# sysctl hw.acpi.thermal.tz0.active=1
hw.acpi.thermal.tz0.active: -1 -> -1
freebsd-5_2# sysctl hw.acpi.thermal.tz0.active=2
hw.acpi.thermal.tz0.active: -1 -> -1
freebsd-5_2# sysctl hw.acpi.thermal.tz0.active=3
hw.acpi.thermal.tz0.active: -1 -> 3
freebsd-5_2# sysctl hw.acpi.thermal.tz0.active=6
hw.acpi.thermal.tz0.active: 3 -> 6
freebsd-5_2# sysctl hw.acpi.thermal.tz0.active=0
hw.acpi.thermal.tz0.active: 6 -> -1


sysctl hw.acpi output:

hw.acpi.supported_sleep_state: S3 S4 S5
hw.acpi.power_button_state: S5
hw.acpi.sleep_button_state: S1
hw.acpi.lid_switch_state: S1
hw.acpi.standby_state: S1
hw.acpi.suspend_state: S3
hw.acpi.sleep_delay: 5
hw.acpi.s4bios: 0
hw.acpi.verbose: 0
hw.acpi.disable_on_poweroff: 1
hw.acpi.reset_video: 1
hw.acpi.cpu.max_speed: 8
hw.acpi.cpu.current_speed: 4
hw.acpi.cpu.performance_speed: 8
hw.acpi.cpu.economy_speed: 4
hw.acpi.cpu.cx_supported: C1/0 C2/1 C3/85
hw.acpi.cpu.cx_lowest: 0
hw.acpi.cpu.cx_history: 17615/0 0/0 0/0
hw.acpi.thermal.min_runtime: 0
hw.acpi.thermal.polling_rate: 30
hw.acpi.thermal.tz0.temperature: 3232
hw.acpi.thermal.tz0.active: -1
hw.acpi.thermal.tz0.thermal_flags: 0
hw.acpi.thermal.tz0._PSV: 3552
hw.acpi.thermal.tz0._HOT: -1
hw.acpi.thermal.tz0._CRT: 3662
hw.acpi.thermal.tz0._ACx: 3412 3392 3342 -1 -1 -1 -1 -1 -1 -1
hw.acpi.acline: 0
hw.acpi.battery.life: 70
hw.acpi.battery.time: 103
hw.acpi.battery.state: 1
hw.acpi.battery.units: 1
hw.acpi.battery.info_expire: 5

.asl output:
http://members.cruzio.com/~slazar/gw400sd4/gw400sd4.asl
Received on Thu Jan 08 2004 - 21:54:12 UTC

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