ThinkPad_S440 [FreeBSD WIKI]

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====== Lenovo ThinkPad S440 ======

===== Hardware Overview =====

  * CPU: Intel i3-4xxx/i5-4xxx/i7-4xxx (Haswell)
  * Screen: 14" HD+ 1600x900
  * Ethernet: Realtek 8168/8111 [re(4)], works
  * Wireless: Intel Dual Band AC 7260 [iwm(4)], works
  * Bluetooth: Not supported by iwm(4)?
  * Graphics: Intel HD 4400 [intel(4x)], works (eDP1 and HDMI) using the ongoing [[https://github.com/FreeBSDDesktop/freebsd-base-graphics/commits/drm-next|DRM-next project]]
  * Sound: Intel Haswell [snd_hda(4)], works for speakers, headphones need a ''%%/boot/device.hints%%'' hack, HDMI sound not supported yet
  * Interface: Synaptics touchpad and %%ThinkPad%% %%TrackPoint%% [psm(4)], work
  * Storage: 119G SSD
  * SD card reader: Realtek RTS5227 PCI Express Card Reader, doesn’t work (waiting for [[https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=204521|rtsx(4) port from OpenBSD]])
  * Fingerprint scanner: Validity Fingerprint VFS 5011, works albeit buggy ([[https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=203270|Bugzilla]])

===== Notes =====

  * Boots from [[/UEFI]] USB memstick (CURRENT, i915 kernel) with vt(4), 1600x900 via efifb
  * Annoying ACPI exceptions ([[https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=201678|Bugzilla]])
  * acpi_video(4) provides brightness control (see above)
  * acpi_ibm(4) functionality not fully tested
  * coretemp(4) works
  * Suspend works OK; Resume does NOT (wakes up, but doesn't resume, not tested without USB stick).
  * Supports [[/UEFI]] and [[/SecureBoot]], but both can be disabled in the BIOS

===== Details =====

  * {{laptops/thinkpad_s440/dmesg.txt?linkonly|'boot -v' dmesg}}
  * {{laptops/thinkpad_s440/pciconf.txt?linkonly|pciconf -lv}}
  * {{laptops/thinkpad_s440/devinfo.txt?linkonly|devinfo -v}}
  * {{laptops/thinkpad_s440/acpidump.txt?linkonly|acpidump -dt}}
  * {{laptops/thinkpad_s440/battery.txt?linkonly|acpiconf -i 0}}

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{{tag>Laptop Mobile Thinkpad}}