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On Saturday 29 January 2011 17:02:55 meino.cramer@×××.de wrote: |
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> Volker Armin Hemmann <volkerarmin@××××××××××.com> [11-01-29 16:56]: |
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> > On Saturday 29 January 2011 07:33:34 Mark Knecht wrote: |
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> > > On Sat, Jan 29, 2011 at 7:09 AM, Volker Armin Hemmann |
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> > > |
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> > > <volkerarmin@××××××××××.com> wrote: |
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> > > > On Saturday 29 January 2011 06:33:39 Mark Knecht wrote: |
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> > > >> On Sat, Jan 29, 2011 at 6:18 AM, <meino.cramer@×××.de> wrote: |
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> > > >> > Hi, |
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> > > >> > |
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> > > >> > when listing my hardware with lshw I find some stuff build |
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> > > >> > into my ASUS Crosshair IV Formula, which I seem not to use |
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> > > >> > and I like to know, for what it is good for: |
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> > > >> |
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> > > >> > These are excerpts from the output of lshw: |
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> > > >> <SNIP> |
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> > > >> |
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> > > >> > but...for what reason there is an audio device in my |
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> > > >> > graphics |
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> > > >> > card? |
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> > > >> > Sounds to me like a bicycle with onboard toaster... ;) |
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> > > >> |
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> > > >> I love the picture, however it is more likely for things like |
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> > > >> audio |
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> > > >> over |
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> > > >> HDMI.. |
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> > > >> |
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> > > >> > for the smbus thingy as for the ISA-bridge there no |
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> > > >> > additional |
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> > > >> > info. For what reason there is an ISA bridge on a board |
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> > > >> > which |
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> > > >> > skipped floppy controller and IDE??? |
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> > > >> |
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> > > >> The ISA stuff is likely for historical conformance to the PC |
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> > > >> architecture. Not sure if modern motherboards use it anymore, |
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> > > >> but |
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> > > >> maybe they do. |
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> > > > |
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> > > > they do. |
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> > > > http://en.wikipedia.org/wiki/Low_Pin_Count |
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> > > > |
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> > > >> IIRC the smbus is involved in power switch stuff. It's not |
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> > > >> unlike I2C but more simple. |
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> > > > |
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> > > > also the spd-eeprom on your memory modules can be accessed via |
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> > > > smbus. |
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> > > > And some kinds of sensors chips. And a lot more. |
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> > > |
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> > > Yeah, makes sense that boot ROM/BIOS stuff is going to get accessed |
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> > > through there. |
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> > |
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> > bios is accessed via 'isa' lpc ;) |
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> |
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> I ever thought the bios is a piece of software (keyword "bios flash" |
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> and "firmware") rather some hardware... ?! |
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|
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the bios resides in a chip which is accessed via lpc, which looks like isa to |
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the system. |
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