HP EliteBook 8540w: Difference between revisions

From miki
Jump to navigation Jump to search
Line 52: Line 52:
'''SmartCard Reader'''
'''SmartCard Reader'''
* It seems that the integrated smartcard reader does not work under linux (see [http://bizsupport1.austin.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02816001&lang=en&cc=us&taskId=125&prodSeriesId=4096175&prodTypeId=321957 HP Support document], ''Ricoh Smart Card Reader Stops Functioning After Installing Linux'').
* It seems that the integrated smartcard reader does not work under linux (see [http://bizsupport1.austin.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02816001&lang=en&cc=us&taskId=125&prodSeriesId=4096175&prodTypeId=321957 HP Support document], ''Ricoh Smart Card Reader Stops Functioning After Installing Linux'').

'''Power consumption'''
* On Linux, get instant battery power consumption with (''unplug power cord first''!):
<source lang=bash>
watch grep rate /proc/acpi/battery/BAT*/state
</source>
* '''Maverick'''
** Luminosity set to lightest
** Text console (X at login console, no X activity)
** Lowest we get on idle is '''947mA''' on ''BAT1''.

Revision as of 18:55, 28 April 2012

Reference

Laptop HP EliteBook Mobile Workstation 8540w

Hardware

Graphics 

sudo lspci -v

01:00.0 VGA compatible controller: nVidia Corporation GT216 [Quadro FX 880M] (rev a2) (prog-if 00 [VGA controller])
	Subsystem: Hewlett-Packard Company Device 1521
	Flags: bus master, fast devsel, latency 0, IRQ 16
	Memory at d2000000 (32-bit, non-prefetchable) [size=16M]
	Memory at c0000000 (64-bit, prefetchable) [size=256M]
	Memory at d0000000 (64-bit, prefetchable) [size=32M]
	I/O ports at 5000 [size=128]
	[virtual] Expansion ROM at d3080000 [disabled] [size=512K]
	Capabilities: [60] Power Management version 3
	Capabilities: [68] MSI: Enable- Count=1/1 Maskable- 64bit+
	Capabilities: [78] Express Endpoint, MSI 00
	Capabilities: [b4] Vendor Specific Information: Len=14 <?>
	Capabilities: [100] Virtual Channel
	Capabilities: [128] Power Budgeting <?>
	Capabilities: [600] Vendor Specific Information: ID=0001 Rev=1 Len=024 <?>
	Kernel driver in use: nvidia
	Kernel modules: nvidia-current, nouveau, nvidiafb
  • Intel 915?

Wireless 

lspci -s 44: -v
# 44:00.0 Network controller: Intel Corporation Centrino Ultimate-N 6300 (rev 35)
# ...
# Kernel driver in use: iwlagn

sudo lshw -C network
# configuration: broadcast=yes driver=iwlagn driverversion=2.6.35-28-generic firmware=9.221.4.1 build 25532 latency=0 link=yes multicast=yes wireless=IEEE 802.11abg

modinfo iwlagn
# filename:       /lib/modules/2.6.35-28-generic/kernel/drivers/net/wireless/iwlwifi/iwlagn.ko
# ...
# firmware:       iwlwifi-6000-4.ucode

SmartCard Reader

  • It seems that the integrated smartcard reader does not work under linux (see HP Support document, Ricoh Smart Card Reader Stops Functioning After Installing Linux).

Power consumption

  • On Linux, get instant battery power consumption with (unplug power cord first!):
watch grep rate /proc/acpi/battery/BAT*/state
  • Maverick
    • Luminosity set to lightest
    • Text console (X at login console, no X activity)
    • Lowest we get on idle is 947mA on BAT1.
Retrieved from "https://miki.immie.org/mediawiki/index.php?title=HP_EliteBook_8540w&oldid=3865"