[[dsdt]]
 
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dsdt [2014/03/16 11:50]
 dsdt [2022/04/16 12:22] (current)
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 +
 +
 +===== INDEX =====
 +
 +  * http://rzr.online.fr/q/dsdt# #LenovO #gX70 FaN issue WorkAround with #AcpI #DsdT Patch ; PleasE @LenovoForums @InsydeSw fix #BioS ContacT us 
 +
 +  * http://rzr.online.fr/q/dsdt# here is my #FanControl Script to keep my #LapTop quiet using #DSDT overide and #AcpiCall kernel module for user
 +
 +  * http://rzr.online.fr/q/compal# [[InitRD]] : replace [[BIOS]] DSDT by a custom one on AmiloA CY26 FujitsU FsC LapTop BioS AcpI BuG IrQ 
 +
 +
 +===== LENOVO g470 / g570 / gX70 =====
 +
 +http://rzr.online.fr/q/lenovo# Upgraded #LinuxKernel 3.2.4+ on #LenovoG470 , add: #WiFi #BroadCom , rm: #SdCard , support: #DsdT #AcpI #deb
 +
 +
 +I can also share this improved script :
 +
 +  * https://github.com/rzr/acpi_call/blob/master/fanctrl.sh
 +
 +<code>
 +cd /usr/local/src/acpi_call && make KDIR=/usr/src/linux-headers-3.2.0-rc6lenovo-g470+/ install
 +sh -x /etc/local/bin/fanctrl.sh 
 +sudo crontab -e
 +#| @reboot /etc/local/bin/fanctrl.sh
 +
 +/home/rzr/bin/fanctrl.sh
 +Info: Userspace temp/fan regulator
 +More: http://rzr.online.fr/q/lenovo
 +
 +module: https://github.com/mkottman/acpi_call
 +acpi_call               4908  0 
 +acpi_call               4908  0 
 +#info: temp=65000 fan=off [49000<55000]  ( 23:49:00 up  1:10,  9 users,  load average: 1.65, 0.65, 0.72)
 +#info: temp=65000 fan=on [49000<55000]  ( 23:49:10 up  1:10,  9 users,  load average: 1.86, 0.73, 0.74)
 +#info: temp=65000 fan=on [49000<55000]  ( 23:49:20 up  1:10,  9 users,  load average: 2.02, 0.80, 0.77)
 +#info: temp=67000 fan=on [49000<55000]  ( 23:49:30 up  1:10,  9 users,  load average: 1.86, 0.81, 0.77)
 +#info: temp=67000 fan=on [49000<55000]  ( 23:49:40 up  1:10,  9 users,  load average: 1.73, 0.81, 0.77)
 +#info: temp=53000 fan=on [49000<55000]  ( 23:49:50 up  1:11,  9 users,  load average: 1.70, 0.84, 0.78)
 +#info: temp=52000 fan=on [49000<55000]  ( 23:50:00 up  1:11,  9 users,  load average: 1.44, 0.81, 0.77)
 +#info: temp=49000 fan=on [49000<55000]  ( 23:50:10 up  1:11,  9 users,  load average: 1.22, 0.78, 0.76)
 +#info: temp=49000 fan=off [49000<55000]  ( 23:50:20 up  1:11,  9 users,  load average: 1.03, 0.76, 0.76)
 +</code>
 +
 +
 +More :
 +
 +  * http://rzr.online.fr/q/lenovo
 +  * http://www.gabsoftware.com/tips/tutorial-how-i-forced-my-laptop-fan-to-spin-under-linux-fujitsu-amilo-xi-1554-1526-1546/
 +  * https://raw.github.com/MikaelStrom/macfanctld/master/macfanctld.1
 +
 +===== GRUB2 =====
 +
 +
 +Solution: make sure to add acpi keyword after loading kernel 
 +
 +
 +<code>
 +root@lap:/etc/grub.d# diff -u 10_linux 11_linux_dsdt 
 +--- 10_linux 2012-06-08 02:21:00.000000000 +0200
 ++++ 11_linux_dsdt 2012-07-08 01:57:15.138375859 +0200
 +@@ -1,6 +1,12 @@
 ++#! /bin/sh -e
 ++# file:///etc/grub.d/01_acpi
 ++# url: http://ubuntuforums.org/showthread.php?t=1865577&highlight=01_acpi.txt
 ++
 ++# Uncomment to load custom ACPI table
 ++
 ++
 + #! /bin/sh
 + set -e
 +-
 + # grub-mkconfig helper script.
 + # Copyright (C) 2006,2007,2008,2009,2010  Free Software Foundation, Inc.
 + #
 +@@ -23,6 +29,21 @@
 + 
 + . "${datarootdir}/grub/grub-mkconfig_lib"
 + 
 ++
 ++#{
 ++GRUB_CUSTOM_ACPI="/boot/dsdt.aml"
 ++
 ++if [ x${GRUB_CUSTOM_ACPI} != x ] && [ -f ${GRUB_CUSTOM_ACPI} ] \
 ++        && is_path_readable_by_grub ${GRUB_CUSTOM_ACPI}; then
 ++    echo "Found custom ACPI table: ${GRUB_CUSTOM_ACPI}" >&2
 ++#   prepare_grub_to_access_device `${grub_probe} --target=device ${GRUB_CUSTOM_ACPI}` | sed -e "s/^/  /"
 ++    cat << EOF
 ++#acpi  (\$root)`make_system_path_relative_to_its_root ${GRUB_CUSTOM_ACPI}`
 ++EOF
 ++fi
 ++#}
 ++
 ++
 + export TEXTDOMAIN=grub
 + export TEXTDOMAINDIR="${datarootdir}/locale"
 + 
 +@@ -76,7 +97,7 @@
 +   else
 +     title="$(gettext_quoted "%s, with Linux %s")"
 +   fi
 +-  printf "menuentry '${title}' ${CLASS} {\n" "${os}" "${version}"
 ++  printf "menuentry '${title} DSDT' ${CLASS} {\n" "${os}" "${version}"
 +   if ! ${recovery} ; then
 +       save_default_entry | sed -e "s/^/\t/"
 +   fi
 +@@ -110,10 +131,13 @@
 +     printf '%s\n' "${prepare_boot_cache}"
 +   fi
 +   message="$(gettext_printf "Loading Linux %s ..." ${version})"
 ++
 ++
 +   cat << EOF
 +  echo '$message'
 +  linux ${rel_dirname}/${basename} root=${linux_root_device_thisversion} ro ${args}
 + EOF
 ++
 +   if test -n "${initrd}" ; then
 +     message="$(gettext_printf "Loading initial ramdisk ...")"
 +     cat << EOF
 +@@ -121,6 +145,12 @@
 +  initrd ${rel_dirname}/${initrd}
 + EOF
 +   fi
 ++
 ++  cat << EOF
 ++acpi  (\$root)`make_system_path_relative_to_its_root ${GRUB_CUSTOM_ACPI}`
 ++EOF
 ++
 ++
 +   cat << EOF
 + }
 + EOF
 +@@ -142,7 +172,7 @@
 + 
 + while [ "x$list" != "x" ] ; do
 +   linux=`version_find_latest $list`
 +-  echo "Found linux image: $linux" >&2
 ++  echo "Found linux image: $linux DSDT" >&2
 +   basename=`basename $linux`
 +   dirname=`dirname $linux`
 +   rel_dirname=`make_system_path_relative_to_its_root $dirname`
 +
 +
 +</code>
 +
 +
 +  wget -O- http://blog.michael.kuron-germany.de/wp-content/uploads/2011/03/01_acpi.txt | sudo tee /etc/grub.d/01_acpi
 +  cd /etc/grub.d/  &&  sudo chmod a+rx 01_acpi 
 +  sudo cp -av /etc/local/acpi/DSDT.aml   /boot/dsdt.aml
 +  sudo update-grub2 
 +
 +for obscure reasons it failed once rebooted :
 +
 +  "error hd0 cannot get c/h/s values" 
 +
 +and fails to load :
 +
 +  "/boot/dsdt.aml"
 +  
 +http://tech.groups.yahoo.com/group/lenovo/files/#dsdt.dsl  
 +
 +while it it there !
 +
 +<code>
 +less /boot/grub/grub.cfg 
 +
 +
 +### BEGIN /etc/grub.d/11_linux_dsdt ###
 +#acpi  ($root)/boot/dsdt.aml
 +menuentry 'Debian GNU/Linux, with Linux 3.2.0-2-rt-amd64 DSDT' --class debian --class gnu-linux --class gnu --class os {
 +        insmod gzio
 +        insmod part_msdos
 +        insmod ext2
 +        set root='(hd0,msdos6)'
 +        search --no-floppy --fs-uuid --set=root 6baad664-c3ea-443f-825c-48285b4dc955
 +acpi  ($root)/boot/dsdt.aml
 +        echo    'Loading Linux 3.2.0-2-rt-amd64 ...'
 +        linux   /boot/vmlinuz-3.2.0-2-rt-amd64 root=/dev/sda6 ro
 +        echo    'Loading initial ramdisk ...'
 +
 +
 +sudo aptitude install linux-headers-3.2.0-2-rt-amd64
 +~/bin/fanctrl.sh
 +</code>
 +
 +Not a SolutioN: had to disable UID and acpi -e ... it boots but not OverRide AnyThing
 +
 +
 +MorE : GruB BooT AcpI LenovO
 +
 +  * http://www.gnu.org/software/grub/manual/grub.html#acpi
 +  * http://bzr.savannah.gnu.org/lh/grub/trunk/grub/annotate/head:/grub-core/commands/acpi.c
 +  * http://bzr.savannah.gnu.org/lh/grub/trunk/grub/annotate/head:/include/grub/acpi.h 
 +  * http://blog.michael.kuron-germany.de/2011/03/patching-dsdt-in-recent-linux-kernels-without-recompiling/
 +  * http://blog.michael.kuron-germany.de/wp-content/uploads/2011/03/01_acpi.txt
 +  * http://paste.ubuntuusers.de/405522/
 +  * http://ubuntuforums.org/showthread.php?t=1865577&page=85
 +  * http://www.dedoimedo.com/computers/grub-2.html
 +  * http://forums.lenovo.com/t5/Lenovo-3000-and-Essential/Replacing-G570-fan/m-p/748405#M37137
 +
 +===== MISC =====
 +
 +  * https://github.com/RehabMan/Laptop-DSDT-Patch
 +
 +
 +===== MORE =====
 +
 +@TaG: [[ACPI]] [[BIOS]] [[IRQ]] [[Kernel]] [[InitRD]] [[AmiloA]] [[AMD]] [[AML]] [[linux-kernel]] [[lenovo]] MeM FaN AspM AmiloA CompaL FsC FujitsU GruB SensoR
 +
 +
 +{{http://www.motifake.com/image/demotivational-poster/small/1204/preference-hell-is-better-than-heaven-demotivational-posters-1333305338.jpg}}
 +
  
dsdt.txt ยท Last modified: 2022/04/16 12:22 (external edit)
 
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