2014.11
Šarūnas Burdulis
Department of Mathematics
Dartmouth College
Intel Core i5 dual-core 1.7GHz CPU
4GB DDR3 RAM
64×2 GB SSD
11.6″ Full HD 1920×1080 Multi-Touch
Intel HD Graphics 4000
Qualcomm Atheros AR9462 Wi-Fi
$ lspci 00:00.0 Host bridge: Intel Corporation 3rd Gen Core processor DRAM Controller (rev 09) 00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09) 00:14.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB xHCI Host Controller (rev 04) 00:16.0 Communication controller: Intel Corporation 7 Series/C210 Series Chipset Family MEI Controller #1 (rev 04) 00:1b.0 Audio device: Intel Corporation 7 Series/C210 Series Chipset Family High Definition Audio Controller (rev 04) 00:1c.0 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 1 (rev c4) 00:1c.3 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 4 (rev c4) 00:1d.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #1 (rev 04) 00:1f.0 ISA bridge: Intel Corporation HM77 Express Chipset LPC Controller (rev 04) 00:1f.2 RAID bus controller: Intel Corporation 82801 Mobile SATA Controller [RAID mode] (rev 04) 00:1f.3 SMBus: Intel Corporation 7 Series/C210 Series Chipset Family SMBus Controller (rev 04) 02:00.0 Network controller: Qualcomm Atheros AR9462 Wireless Network Adapter (rev 01)
With laptop-mode-tools installed PowerTOP reports battery discahrge rate of 8.5W with display at 50% brightness and Wi-Fi on.
Screen brightness adjustment now “just works” — with earlier kernels a quirky acpi_osi='!Windows 2012' boot option was necessary.
Kernel modules as loaded after the install:
$ lsmod Module Size Used by ctr 13049 2 ccm 17731 2 dm_crypt 23172 0 acer_wmi 32522 0 sparse_keymap 13948 1 acer_wmi snd_hda_codec_hdmi 47547 1 snd_hda_codec_realtek 76887 1 snd_hda_codec_generic 68914 1 snd_hda_codec_realtek snd_hda_intel 30379 3 snd_hda_controller 35152 1 snd_hda_intel snd_hda_codec 139675 5 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_intel,snd_hda_controller snd_hwdep 17698 1 snd_hda_codec intel_rapl 18783 0 x86_pkg_temp_thermal 14205 0 intel_powerclamp 18786 0 snd_pcm 104102 4 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_hda_controller coretemp 13441 0 kvm_intel 143553 0 kvm 459843 1 kvm_intel crct10dif_pclmul 14307 0 crc32_pclmul 13133 0 ghash_clmulni_intel 13230 0 aesni_intel 152552 532 aes_x86_64 17131 1 aesni_intel lrw 13287 1 aesni_intel gf128mul 14951 1 lrw glue_helper 13944 1 aesni_intel ablk_helper 13597 1 aesni_intel snd_seq_midi 13564 0 cryptd 20360 266 ghash_clmulni_intel,aesni_intel,ablk_helper snd_seq_midi_event 14899 1 snd_seq_midi snd_rawmidi 30876 1 snd_seq_midi rfcomm 69509 8 arc4 12608 2 snd_seq 67224 2 snd_seq_midi_event,snd_seq_midi ath9k 136984 0 bnep 19543 2 ath9k_common 25638 1 ath9k ath9k_hw 446568 2 ath9k_common,ath9k ath 29052 3 ath9k_common,ath9k,ath9k_hw mac80211 660592 1 ath9k joydev 17344 0 serio_raw 13434 0 uvcvideo 81065 0 ath3k 13331 0 btusb 32448 0 videobuf2_vmalloc 13216 1 uvcvideo videobuf2_memops 13362 1 videobuf2_vmalloc hid_multitouch 17419 0 videobuf2_core 59104 1 uvcvideo v4l2_common 15682 1 videobuf2_core snd_seq_device 14497 3 snd_seq,snd_rawmidi,snd_seq_midi cfg80211 510218 4 ath,ath9k_common,ath9k,mac80211 bluetooth 446190 23 bnep,ath3k,btusb,rfcomm videodev 149725 3 uvcvideo,v4l2_common,videobuf2_core media 21963 2 uvcvideo,videodev 6lowpan_iphc 18702 1 bluetooth lpc_ich 21093 0 snd_timer 29513 2 snd_pcm,snd_seq snd 87611 17 snd_hda_codec_realtek,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel,snd_seq_device soundcore 15052 2 snd,snd_hda_codec shpchp 37040 0 mei_me 19742 0 mei 87931 1 mei_me mac_hid 13227 0 parport_pc 32741 0 nls_iso8859_1 12713 1 ppdev 17671 0 lp 17759 0 parport 42299 3 lp,ppdev,parport_pc ums_realtek 18045 0 uas 23264 0 usb_storage 66398 2 uas,ums_realtek usbhid 52574 0 hid 110426 2 hid_multitouch,usbhid i915 917618 3 psmouse 106548 0 ahci 34062 2 i2c_algo_bit 13406 1 i915 libahci 32424 1 ahci drm_kms_helper 61627 1 i915 drm 310919 5 i915,drm_kms_helper wmi 19193 1 acer_wmi video 20128 2 i915,acer_wmi