於 二，2012-01-24 於 16:25 +0100，Artur Flinta 提到：
> Hi!
>
> > Thanks, but looks like your kernel didn't enable
> > CONFIG_ACPI_DEBUG=y
> >
> > So, doesn't show up any acpi debug log in messages.
>
> Fixed, now using kernel-debug package ;) Quite huge in attachment.
>
I just found the _BCM in your SSDT3 table, I am tracing it:
Method (_BCM, 1, Serialized)
{
Store (\_SB.BCM, Arg0)
Local0
If (Local0)
{
Store (BRID, Local1)
If (LEqual (SBRV (), 0x00))
{
\_SB.SSMI (0xEA74, 0x04, Local1, 0x00, 0x00)
}
Signal (\_SB.BEVT)
}
}
> > Does it work set backlight level by sysfs?
> > echo 9 > /sys/class/backlight/acpi_video0/brightness
>
> if kernel is booted with acpi_backlight=vendor parameter, then there
> are no entries in /sys/class/backlight directory.
>
OH! you are right, sorry I forgot it.
Thanks a lot!
Joey Lee
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