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WAX, Harmony and SuperIO

parisc-linux Alex deVries 2 participants 2 messages Dec 13, 2000 – Dec 20, 2000

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Just an update on three device drivers I'm vaguely working on.

I'm actually up for working on other various drivers, and am taking requests. I do have quite a variety of hardware to test on.

1. Harmony, the sound driver

Definitely some problems here, most are already documented but one notable one is that the sound chip on a 715/75 doesn't appear to be Harmony at all. Does anyone by chance know what this is?

2. WAX

First off, many many thanks to Mike Hibler for finding his WAX docs. To make a long story short, I will soon have access under NDA to the WAX ERS and will have some Christmas time to hack on WAX. Thanks go to Alan Meyer for the internal work at HP as well.

3. SuperIO

I made an unsuccessful attempt to understand how SuperIO (the funky IO controller in C3k and J5k) PCI interrupts work. I'm inheriting a bunch of code and info from Martin Petersen, and we all agree we need some help from someone at HP (hi Grant!) to help us. This'll probably have to stay on the back burner until January 2001.

- Alex

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Alex deVries, Principal Solutions Architect, The Puffins at Linuxcare
613.562.2759 tel
[email protected], http://www.linuxcare.com/
Linuxcare, Support for the revolution.
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Quoted 11 lines · Alex deVries

Just an update on three device drivers I'm vaguely working on.

I'm actually up for working on other various drivers, and am taking requests. I do have quite a variety of hardware to test on.

1. Harmony, the sound driver

Definitely some problems here, most are already documented but one notable one is that the sound chip on a 715/75 doesn't appear to be Harmony at all. Does anyone by chance know what this is?

I tried to locate info on this and couldn't. Too many stale links. Perhaps someone with better connections in/to Fort Collins might know.

Quoted 4 lines

3. SuperIO

I made an unsuccessful attempt to understand how SuperIO (the funky IO controller in C3k and J5k) PCI interrupts work.

I'm happy to help make interrupts work w/suckyio - it shouldn't be that hard. They are definitely routed through an I/O SAPIC.
I'll try to figure out how.

grant

Grant Grundler
Unix Systems Enablement Lab
+1.408.447.7253