On Saturday 29 January 2011 07:33:34 Mark Knecht wrote: > On Sat, Jan 29, 2011 at 7:09 AM, Volker Armin Hemmann > > <volkerar...@googlemail.com> wrote: > > On Saturday 29 January 2011 06:33:39 Mark Knecht wrote: > >> On Sat, Jan 29, 2011 at 6:18 AM, <meino.cra...@gmx.de> wrote: > >> > Hi, > >> > > >> > when listing my hardware with lshw I find some stuff build > >> > into my ASUS Crosshair IV Formula, which I seem not to use > >> > and I like to know, for what it is good for: > >> > >> > These are excerpts from the output of lshw: > >> <SNIP> > >> > >> > but...for what reason there is an audio device in my graphics > >> > card? > >> > Sounds to me like a bicycle with onboard toaster... ;) > >> > >> I love the picture, however it is more likely for things like audio > >> over > >> HDMI.. > >> > >> > for the smbus thingy as for the ISA-bridge there no additional > >> > info. For what reason there is an ISA bridge on a board which > >> > skipped floppy controller and IDE??? > >> > >> The ISA stuff is likely for historical conformance to the PC > >> architecture. Not sure if modern motherboards use it anymore, but > >> maybe they do. > > > > they do. > > http://en.wikipedia.org/wiki/Low_Pin_Count > > > >> IIRC the smbus is involved in power switch stuff. It's not unlike I2C > >> but more simple. > > > > also the spd-eeprom on your memory modules can be accessed via smbus. > > And some kinds of sensors chips. And a lot more. > > Yeah, makes sense that boot ROM/BIOS stuff is going to get accessed > through there.
bios is accessed via 'isa' lpc ;)
