S3 on a Sony VGN-A290

Fri Dec 10 10:08:02 PST 2004

On Friday 10 December 2004 12:39 pm, you wrote:
> On Fri, Dec 10, 2004 at 12:31:00PM -0500, Anish Mistry wrote:
> > On Friday 10 December 2004 08:36 am, Josef Karthauser wrote:
> > > Grump.  I leave my new Sony in S3 and come back to it in the morning
> > > to find that it's run out of battery :/.  I thought that S3 was a
> > > low energy state.  Anyone else got a similar machine?  Is it a
> > > problem with the machine or our ACPI?  (I'm running RELENG_5 on it).
> > >
> > > Joe
> > >
> > > ps. I remember some talk a while ago about a native S4
> > > implementation - FreeBSD suspend to disk.  Has there been any
> > > progress in this direction?
> >
> > This depends on what the ACPI on your systems does.  It sounds like it
> > is similar to my P2110 and that the video adpater isn't turned off,
> > eventhough the backlight goes off when the system goes into S3.  I'm
> > using the acpi_video DPMS patch posted a while back and significantly
> > reduces the power drain while in S3, but there must still be some
> > devices that aren't getting powered down since the power drain when
> > compared to Windows 2000, is still much higher.  For example in
> > Windows I can leave the system suspended on battery for 2 days and
> > only see a few percent drop in the battery level, where as FreeBSD
> > 6-CURRENT I can only leave it suspended for about a day before it
> > kills off the battery.
> > The PCI power state transition code recently added didn't show any
> > affect, but that was with an older kernel, I'll try again this weekend
> > and double check the compenets are actually entering D3.
>
> Interesting.
>
> I'm running RELENG_5 on this machine, is there any way that I could test
> any code?  In particular the acpi_video DPMS patch you mention; is that
> compatible with 5?
>
> I've got the following ACPI modules loaded:
>
>  4    1 0xc09f3000 4d98     acpi_video.ko
>  5   16 0xc09f8000 53828    acpi.ko
>  6    1 0xc0a4c000 25b4     acpi_sony.ko
>
> The acpi_sony one I (trivially) ported to 5 myself.
>
> This is the list of acpi sysctl variables that appear:
>
>     debug.acpi.acpi_ca_version: 0x20040527
>     debug.acpi.semaphore_debug: 0
>     dev.acpi.0.%desc: SONY
>     dev.acpi.0.%driver: acpi
>     dev.acpi.0.%parent: nexus0
>     dev.acpi_acad.0.%desc: AC Adapter
>     dev.acpi_acad.0.%driver: acpi_acad
>     dev.acpi_acad.0.%location: handle=\_SB_.PCI0.SBRG.EC0_.ACAD
>     dev.acpi_acad.0.%parent: acpi0
>     dev.acpi_acad.0.%pnpinfo: _HID=ACPI0003 _UID=0
>     dev.acpi_button.0.%desc: Power Button
>     dev.acpi_button.0.%driver: acpi_button
>     dev.acpi_button.0.%location: handle=\_SB_.PWRB
>     dev.acpi_button.0.%parent: acpi0
>     dev.acpi_button.0.%pnpinfo: _HID=PNP0C0C _UID=0
>     dev.acpi_button.0.wake: 1
>     dev.acpi_cmbat.0.%desc: Control Method Battery
>     dev.acpi_cmbat.0.%driver: acpi_cmbat
>     dev.acpi_cmbat.0.%location: handle=\_SB_.PCI0.SBRG.EC0_.BAT1
>     dev.acpi_cmbat.0.%parent: acpi0
>     dev.acpi_cmbat.0.%pnpinfo: _HID=PNP0C0A _UID=0
>     dev.acpi_ec.0.%desc: Embedded Controller: GPE 0x1c
>     dev.acpi_ec.0.%driver: acpi_ec
>     dev.acpi_ec.0.%location: handle=\_SB_.PCI0.SBRG.EC0_
>     dev.acpi_ec.0.%parent: acpi0
>     dev.acpi_ec.0.%pnpinfo: _HID=PNP0C09 _UID=0
>     dev.acpi_ec.0.wake: 0
>     dev.acpi_lid.0.%desc: Control Method Lid Switch
>     dev.acpi_lid.0.%driver: acpi_lid
>     dev.acpi_lid.0.%location: handle=\_SB_.LID_
>     dev.acpi_lid.0.%parent: acpi0
>     dev.acpi_lid.0.%pnpinfo: _HID=PNP0C0D _UID=0
>     dev.acpi_sony.0.%desc: Sony notebook controller
>     dev.acpi_sony.0.%driver: acpi_sony
>     dev.acpi_sony.0.%location: handle=\_SB_.PCI0.SBRG.SNC_
>     dev.acpi_sony.0.%parent: acpi0
>     dev.acpi_sony.0.%pnpinfo: _HID=SNY5001 _UID=0
>     dev.acpi_sony.0.brightness: 0
>     dev.acpi_sony.0.cdp: 0
>     dev.acpi_sony.0.ctr: 0
>     dev.acpi_sony.0.pcr: 0
>     dev.acpi_sony.0.wdp: 1280
>     dev.acpi_sysresource.0.%desc: System Resource
>     dev.acpi_sysresource.0.%driver: acpi_sysresource
>     dev.acpi_sysresource.0.%location: handle=\_SB_.PCI0.SBRG.SYSR
>     dev.acpi_sysresource.0.%parent: acpi0
>     dev.acpi_sysresource.0.%pnpinfo: _HID=PNP0C02 _UID=1
>     dev.acpi_sysresource.1.%desc: System Resource
>     dev.acpi_sysresource.1.%driver: acpi_sysresource
>     dev.acpi_sysresource.1.%location: handle=\_SB_.PCI0.SBRG.FWH_
>     dev.acpi_sysresource.1.%parent: acpi0
>     dev.acpi_sysresource.1.%pnpinfo: _HID=PNP0C02 _UID=3
>     dev.acpi_sysresource.2.%desc: System Resource
>     dev.acpi_sysresource.2.%driver: acpi_sysresource
>     dev.acpi_sysresource.2.%location: handle=\_SB_.PCI0.SBRG.OSYS
>     dev.acpi_sysresource.2.%parent: acpi0
>     dev.acpi_sysresource.2.%pnpinfo: _HID=PNP0C02 _UID=2
>     dev.acpi_timer.0.%desc: 24-bit timer at 3.579545MHz
>     dev.acpi_timer.0.%driver: acpi_timer
>     dev.acpi_timer.0.%location: unknown
>     dev.acpi_timer.0.%parent: acpi0
>     dev.acpi_timer.0.%pnpinfo: unknown
>     dev.acpi_tz.0.%desc: Thermal Zone
>     dev.acpi_tz.0.%driver: acpi_tz
>     dev.acpi_tz.0.%location: handle=\_TZ_.ATF0
>     dev.acpi_tz.0.%parent: acpi0
>     dev.acpi_tz.0.%pnpinfo: _HID=none _UID=0
>     dev.atdma.0.%parent: acpi0
>     dev.atkbdc.0.%parent: acpi0
>     dev.atpic.0.%parent: acpi0
>     dev.attimer.0.%parent: acpi0
>     dev.attimer.1.%parent: acpi0
>     dev.cpu.0.%parent: acpi0
>     dev.npxisa.0.%parent: acpi0
>     dev.pcib.0.%parent: acpi0
>     dev.psmcpnp.0.%parent: acpi0
>     hw.acpi.acline: 1
>     hw.acpi.battery.info_expire: 5
>     hw.acpi.battery.life: 100
>     hw.acpi.battery.state: 2
>     hw.acpi.battery.time: -1
>     hw.acpi.battery.units: 1
>     hw.acpi.cpu.cx_lowest: C2
>     hw.acpi.cpu.cx_supported: C1/1 C2/1
>     hw.acpi.cpu.cx_usage: 0.00% 100.00%
>     hw.acpi.cpu.throttle_max: 8
>     hw.acpi.cpu.throttle_state: 8
>     hw.acpi.lid_switch_state: S3
>     hw.acpi.power_button_state: S5
>     hw.acpi.reset_video: 1
>     hw.acpi.s4bios: 0
>     hw.acpi.sleep_button_state: S3
>     hw.acpi.sleep_delay: 1
>     hw.acpi.standby_state: S1
>     hw.acpi.supported_sleep_state: S3 S4 S5
>     hw.acpi.suspend_state: S3
>     hw.acpi.thermal.min_runtime: 0
>     hw.acpi.thermal.polling_rate: 10
>     hw.acpi.thermal.tz0._ACx: -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
>     hw.acpi.thermal.tz0._CRT: 99.9C
>     hw.acpi.thermal.tz0._HOT: -1
>     hw.acpi.thermal.tz0._PSV: 89.9C
>     hw.acpi.thermal.tz0.active: -1
>     hw.acpi.thermal.tz0.temperature: 44.9C
>     hw.acpi.thermal.tz0.thermal_flags: 0
>     hw.acpi.verbose: 0
>     machdep.acpi_root: 1004528
>     machdep.acpi_timer_freq: 3579545
>
http://www.freebsd.org/~jhb/patches/acpi_video_dpms.patch

It applies to the acpi_video module.
-- 
Anish Mistry
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