> > No Name, > latest iasl works better > > 2010/9/22 No Name <312...@bugs.launchpad.net> > > HP Pavilion dv7 Notebook PC >> >> sudo dmidecode -s system-product-name >> HP Pavilion dv7 Notebook PC >> >> sudo dmidecode -s system-version >> 049E100000243020000020000 >> >> lspci -vnnn | perl -lne 'print if /^\d+\:.+(\[\S+\:\S+\])/' | grep VGA >> 00:02.0 VGA compatible controller [0300]: Intel Corporation Core Processor >> Integrated Graphics Controller [8086:0046] (rev 02) >> 01:00.0 VGA compatible controller [0300]: ATI Technologies Inc Redwood >> [Radeon HD 5600 Series] [1002:68c1] >> >> iasl -d DSDT.dat >> >> Intel ACPI Component Architecture >> AML Disassembler version 20090521 [Jun 30 2009] >> Copyright (C) 2000 - 2009 Intel Corporation >> Supports ACPI Specification Revision 3.0a >> >> Loading Acpi table from file DSDT.dat >> Acpi table [DSDT] successfully installed and loaded >> Pass 1 parse of [DSDT] >> Pass 2 parse of [DSDT] >> Parsing Deferred Opcodes (Methods/Buffers/Packages/Regions) >> >> ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... >> Parsing completed >> >> Found 8 external control methods, reparsing with new information >> Segmentation fault >> >> >> ** Attachment added: "HP Pavilion dv7 Notebook PC" >> >> https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/312756/+attachment/1620120/+files/DSDT.dat >> >> -- >> support graphics card hot switch >> https://bugs.launchpad.net/bugs/312756 >> You received this bug notification because you are a direct subscriber >> of the bug. >> >> Status in X.Org X server: New >> Status in “xorg” package in Ubuntu: Invalid >> Status in “xorg-server” package in Ubuntu: Triaged >> >> Bug description: >> http://forum.notebookreview.com/showthread.php?t=258304 >> >> Hybrids with the Ability to turn off the 3d chip: >> >> AMD/ATI calls it PowerXpress and Nvidia HybridPower. It uses 2 graphics >> cards, one energy efficient with little 3d power and the other for gaming >> (fast and uses more/a lot of power), the user can choose which chip to use. >> This is not a new concept. Sony has build in 2 graphics chips into some of >> their laptops for years. In the past a reboot was required to switch between >> the chips. With the new generation it is possible to change between chips on >> the fly, the screen will flicker but no need to reboot. At least in Windows >> Vista (XP, Linux not supported) the user can switch freely between the chips >> or set up a profile to do so automatically (eg when on battery use low power >> chip and when plugged in use the more powerful chip). >> >> The graphic card hybrid not only works with two Nvidia or AMD cards but >> the low power Intel graphics solutions (mostly shard memory) can also be >> combined with 3d chips from AMD or Nvidia. This solution is ideal for users >> who want maximum battery life and be able to play current games. The most >> likely combination is Intel shard memory graphics card for battery life and >> some low to mid level 3d chip. This will not give great 3d performance but >> enable you to play some games. >> >> Limitations are the drivers. Special drivers are needed depending on which >> graphic chips are combined in the hybrid. This will most likely make you >> depended on the Notebook manufactures driver support. It is uncertain if 3rd >> party drivers (such as laptopvideo2go) will be usable. >> >> The following notebooks have Nvidia hybrid graphics (as seen on the link >> below): >> http://www.nvidia.com/object/io_1221136906708.html >> - Sony VAIO Z (Nvidia GeForce 9300M GS & Intel GMA 4500MHD) >> - Fujitsu Siemens Amilo XI 3650 (Nvidia GeForce 9600M GT & Intel GMA >> 4500MHD) >> - BenQ Joybook S42 (Nvidia GeForce 9600M GT & Intel GMA 4500MHD) >> >> On the NVidia side, we reported this issue in the nvnews forum: >> http://www.nvnews.net/vbulletin/showthread.php?p=1916754 >> >> On the AMD/ATI side, we got words from Alex Deucher that he will liaise >> with AMD for docs in time: >> > We can definitely look into it, the problem is we already have a >> > backlog of stuff with higher priority (finishing 3D, newer power >> > management bits, investigating IDCT/UVD, etc.) to work through at the >> > moment, so I cannot say when we'd get to hybrid graphics. The other >> > problem is that since many of these hybrid solutions are multi-vendor, >> > we may not have the rights release certain IP. Even if would could >> > release some information, as has been stated previously, the driver >> > stack needs significant work to support something like this. >> >> On the Sony Vaio Z series, right now both cards are visible under Linux, >> but there is no way to hot-switching-off (if that is a word...) the Nvidia >> card. There are currently ~45 users of Sony Vaio Z series using Linux that >> would like this feature to be implemented. See: >> >> https://launchpad.net/~sony-vaio-z-series >> >> Also, see: >> >> http://forum.notebookreview.com/showthread.php?t=325616&page=1 >> http://forum.notebookreview.com/showthread.php?t=325616&page=2 >> http://forum.notebookreview.com/showthread.php?t=325616&page=3 >> http://forum.notebookreview.com/showthread.php?t=325616&page=4 >> http://forum.notebookreview.com/showthread.php?t=325616&page=5 >> >> To unsubscribe from this bug, go to: >> https://bugs.launchpad.net/xorg-server/+bug/312756/+subscribe >> > >
-- support graphics card hot switch https://bugs.launchpad.net/bugs/312756 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
