私のLenovo T440sは、最大の明るさで起動します。このスレッドに従って私はを変更しようとしましたrc.local
が、これは機能しません。
コマンドを実行するcat /sys/class/backlight/acpi_video0/brightness
と、出力が得られます851
。次に、ホットキーを使用して手動で明るさを下げ、コマンドを再度実行します- それでも表示されます851
。
これにより、にコマンドを追加するだけではこの方法で明るさを制御できないと思いますrc.local
。
他に試すことができるものはありますか?
ここにグラブのコンテンツがあります
# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
# info -f grub -n 'Simple configuration'
GRUB_DEFAULT="0"
GRUB_HIDDEN_TIMEOUT="0"
GRUB_HIDDEN_TIMEOUT_QUIET="true"
GRUB_TIMEOUT="2"
GRUB_DISTRIBUTOR="`lsb_release -i -s 2> /dev/null || echo Debian`"
#GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash acpi_backlight=vendor"
GRUB_CMDLINE_LINUX=""
# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"
# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL="console"
# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE="640x480"
# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID="true"
# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"
# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"
GRUB_DISABLE_OS_PROBER="true"
rc.local
内容はこちら
#!/bin/sh -e
#
# rc.local
#
# This script is executed at the end of each multiuser runlevel.
# Make sure that the script will "exit 0" on success or any other
# value on error.
#
# In order to enable or disable this script just change the execution
# bits.
#
# By default this script does nothing.
#echo 2 > /sys/class/backlight/acpi_video0/brightness
#echo 2 > /sys/class/backlight/intel_backlight/brightness
#xrandr --output eDP1 --brightness 0.3
rfkill block bluetooth
#echo 3 > /sys/class/backlight/thinkpad_screen/brightness
exit 0