reformatting laptop & ACPI: special partitions?

[Sebastian Yepes F. [ESN]]

> Hello,
>
> afaik, FreeBSD is unable to do a "software suspend-to-disk" (std), yes.
> However, I remember it supports handing the s.t.d. over to the system
> bios if your `sysctl hw.acpi.s4bios` is "1". To achieve that, you have
> to have your hibernation partition configured. You can then s.t.d. using
> `acpiconf -s 4`.
>

Mmm Sound nice.

My Dell Inspiron 8500 haves hw.acpi.s4bios=1, to have the hibernation 
partition
configured i have to make a fat partition(/dev/ad0s1) and this well do it?

If any one haves more info on setting this up or any other keend of
Susped/Standby plz help me out..
there is the output of sysctl hw.acpi of my Dell i8500

----
hw.acpi.supported_sleep_state: S1 S3 S4 S5
hw.acpi.power_button_state: S5
hw.acpi.sleep_button_state: S1
hw.acpi.lid_switch_state: NONE
hw.acpi.standby_state: S1
hw.acpi.suspend_state: S3
hw.acpi.sleep_delay: 5
hw.acpi.s4bios: 1
hw.acpi.verbose: 0
hw.acpi.disable_on_poweroff: 1
hw.acpi.reset_video: 1
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_history: 0/0 45837/0 0/0 0/0
hw.acpi.thermal.min_runtime: 0
hw.acpi.thermal.polling_rate: 10
hw.acpi.thermal.tz0.temperature: 3127
hw.acpi.thermal.tz0.active: -1
hw.acpi.thermal.tz0.thermal_flags: 0
hw.acpi.thermal.tz0._PSV: -1
hw.acpi.thermal.tz0._HOT: -1
hw.acpi.thermal.tz0._CRT: 3632
hw.acpi.thermal.tz0._ACx: -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
hw.acpi.acline: 0
hw.acpi.battery.life: 35
hw.acpi.battery.time: 48
hw.acpi.battery.state: 1
hw.acpi.battery.units: 2
hw.acpi.battery.info_expire: 5
hw.acpi.video.crt0.active: 0
hw.acpi.video.lcd0.active: 1
hw.acpi.video.out0.active: 0
---


> I haven't tried it yet because (and here comes the other advise) the
> tool which creates the hibernation-partition ("HDPREPEZ") needs to
> reside in the first 8 GBs of the disk. Unfortunately, this is where
> FreeBSD is sitting and I was too lazy to move my F'BSD installation so
> far. So, just to answer the question "where?": at the beginning. Dunno
> what partition type, I recommend using your BIOS manufacturer's software
> tools.
>
> Carsten
>
>
> Am Tue May 11, 2004 at 01:2833AM +0400 schrieb Toxa:
>> Hello Michael,
>>
>> Monday, May 10, 2004, 9:27:51 PM, you wrote:
>>
>>
>> MAS> As I recall, when I got the laptop, it did NOT have any special
>> MAS> partitions (I wiped it the day that I got it and installed FreeBSD).
>>
>> MAS> Any suggestions would be helpful. Thanks!!
>>
>>
>> As far as I know, FreeBSD currently is unable to suspend to disc, as I
>> can't find any notes where to tell it about suspend/resume partition (I
>> wish it to be like "acpi_resume=/dev/ad0s3" in loader.conf, for 
>> example).  Correct me if I am wrong.
>> But you can try suspending to RAM, however, currently my vaio laptop goes to
>> bed happily but it can't wakeup after it, so I'm unhappy with
>> suspending at all.
>> Really, there is great lack of documentation about suspending to disc
>> in freebsd.
>>
>>
>> --
>> Best regards,
>>  Toxa                            mailto:postfix at sendmail.ru
>>
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>
> --
> Carsten Zimmermann
> mailto:cz at aegisnet.biz
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