Re: acpi battery rework patch

From: Wilko Bulte <wb_at_freebie.xs4all.nl>
Date: Mon, 25 Jul 2005 20:41:01 +0200
On Mon, Jul 25, 2005 at 09:29:03AM -0700, Nate Lawson wrote..
> Marcin Jessa wrote:
> >On Sun, 24 Jul 2005 17:15:12 -0700
> >Nate Lawson <nate_at_root.org> wrote:
> >>As far as Eric's result, I'll check that on my systems as well.  I 
> >>_think_ the previous behavior was more correct (-1 = unknown) so I'll 
> >>commit this minor change.  The "state" variable should not have changed 
> >>so please let me know for sure if it has.  "1" means "discharging" which 
> >>doesn't sound right if you're on AC power.  If you just recently plugged 
> >>in the laptop, try polling the status a few more times (apm(8) gives 
> >>more detail) and see if it catches up.  Some systems lag reporting 
> >>various values until they are sure they've restabilized after an AC line 
> >>change.
> >>
> >>Marcin, if your system reports a valid rate of use, we can calculate 
> >>time.  If you're on AC power, there is no time available (since your 
> >>batteries aren't discharging at any rate).  Try a previous 
> >>kernel/acpi.ko to be certain what the behavior used to be.
> >
> >
> >[yazzy_at_lapdance:~]> uname -a
> >FreeBSD lapdance.yazzy.net 6.0-BETA1 FreeBSD 6.0-BETA1 #4: Sat Jul 23 
> >17:35:13 CEST 2005     
> >root_at_lapdance.yazzy.net:/usr/obj/usr/src/sys/LAPDANCE-6.0  i386
> >
> >Running on AC:
> >[yazzy_at_lapdance:~]> sysctl -a | grep battery
> >hw.acpi.battery.life: 23
> >hw.acpi.battery.time: -1
> >hw.acpi.battery.state: 2
> >hw.acpi.battery.units: 1
> >hw.acpi.battery.info_expire: 5
> >
> >Running on battery:
> >[yazzy_at_lapdance:~]> sysctl -a | grep battery
> >hw.acpi.battery.life: 23
> >hw.acpi.battery.time: 41
> >hw.acpi.battery.state: 1
> >hw.acpi.battery.units: 1
> >hw.acpi.battery.info_expire: 5
> >[yazzy_at_lapdance:~]>
> 
> And with a 7-current kernel, everything is the same except "time" is 
> always -1 both on and off AC power?
> 
> Please try this patch with 7-current and report its output both on and 
> off power.  It prints out more debugging info each time the battery is read.

On an Compaq EVO N160, on AC power

Trying to mount root from ufs:/dev/ad0s2a
batt pass1: dev 0xc15e3100 ok valid state 2 cap 0 valid_rate 0
batt pass2: min 0 total_min 0 total_cap 0
batt pass1: dev 0xc15e3100 ok valid state 2 cap 0 valid_rate 0
batt pass2: min 0 total_min 0 total_cap 0
batt pass1: dev 0xc15e3100 ok valid state 2 cap 0 valid_rate 0
batt pass2: min 0 total_min 0 total_cap 0
batt pass1: dev 0xc15e3100 ok valid state 2 cap 0 valid_rate 0
batt pass2: min 0 total_min 0 total_cap 0
batt pass1: dev 0xc15e3100 ok valid state 2 cap 0 valid_rate 0
batt pass2: min 0 total_min 0 total_cap 0
batt pass1: dev 0xc15e3100 ok valid state 2 cap 0 valid_rate 0
batt pass2: min 0 total_min 0 total_cap 0
ichss0: transition to 1 failed
ichss0: transition to 1 failed
ichss0: transition to 1 failed
batt pass1: dev 0xc15e3100 ok valid state 2 cap 0 valid_rate 0
batt pass2: min 0 total_min 0 total_cap 0
ichss0: transition to 1 failed
ichss0: transition to 1 failed
batt pass1: dev 0xc15e3100 ok valid state 2 cap 0 valid_rate 0
batt pass2: min 0 total_min 0 total_cap 0
batt pass1: dev 0xc15e3100 ok valid state 2 cap 0 valid_rate 0
batt pass2: min 0 total_min 0 total_cap 0
ichss0: transition to 1 failed

APM version: 1.2
APM Management: Enabled
AC Line status: on-line
Battery Status: charging
Remaining battery life: 0%
Remaining battery time:  0:00:00
Number of batteries: 1
Battery 0:
        Battery Status: charging
        Remaining battery life: 0%
        Remaining battery time:  0:00:00
wb_at_chuck ~: 


Unplugging AC power:

batt pass1: dev 0xc15e3100 ok valid state 1 cap 0 valid_rate 1082
batt pass2: min 166 total_min 166 total_cap 0
batt pass1: dev 0xc15e3100 ok valid state 1 cap 0 valid_rate 1082
batt pass2: min 166 total_min 166 total_cap 0
batt pass1: dev 0xc15e3100 ok valid state 1 cap 0 valid_rate 1082
batt pass2: min 166 total_min 166 total_cap 0
batt pass1: dev 0xc15e3100 ok valid state 1 cap 0 valid_rate 1082
batt pass2: min 166 total_min 166 total_cap 0
batt pass1: dev 0xc15e3100 ok valid state 1 cap 0 valid_rate 1082
batt pass2: min 166 total_min 166 total_cap 0
batt pass1: dev 0xc15e3100 ok valid state 1 cap 0 valid_rate 1082
batt pass2: min 166 total_min 166 total_cap 0
wb_at_chuck ~: 

wb_at_chuck ~: apm
APM version: 1.2
APM Management: Enabled
AC Line status: off-line
Battery Status: low
Remaining battery life: 0%
Remaining battery time:  2:31:00
Number of batteries: 1
Battery 0:
        Battery Status: low
        Remaining battery life: 0%
        Remaining battery time:  2:31:00
wb_at_chuck ~: 


-- 
Wilko Bulte				wilko_at_FreeBSD.org
Received on Mon Jul 25 2005 - 16:41:09 UTC

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