[LinuxBIOS] DK8-HTX: 8131 B-bus IRQ problem?

Lu, Yinghai yinghai.lu at amd.com
Thu Dec 14 01:01:33 CET 2006

-----Original Message-----
From: mcqmcqmcq at fastmail.fm [mailto:mcqmcqmcq at fastmail.fm] 
Sent: Wednesday, December 13, 2006 3:54 PM

>  mptable.c has all this stuff about 8132s when the chip on the board
>  is actually an 8131 (or so says lspci in Iwill bios as well as all
>  Iwill literature; I haven't pulled off the heatsink to verify).  I
>  assume this doesn't matter?

Just a symbol, the GSI for 8132 is 7, and 4 for 8131.

>  So what's the story on A/B naming?  I thought that the A-bus was the
>  one that everybody runs at 133 and the B was the one that had some
>  problem that maxed it out at 100.  The names appear to be used in the
>  opposite sense in the mptable.c -- can somebody correct my
>  misconception here?

If you have two pcix device on one, you need to downgrade the speed from
133 to 100 by jump, or...


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