different IRQ settings for different MPS settings?

John R Lenton (john@grulic.org.ar)
Tue, 6 Feb 2001 05:46:47 -0300


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With a MPS setting of 1.4 USB doesn't work on me; it timeouts,
constantly. With MPS setting of 1.1 everything is OK.

a dirty diff of lspci -vvvxx gives

62c62
< Interrupt: pin D routed to IRQ 5
---
> Interrupt: pin D routed to IRQ 19
77c77
< Interrupt: pin D routed to IRQ 5
---
> Interrupt: pin D routed to IRQ 19
103c103
< Interrupt: pin A routed to IRQ 11
---
> Interrupt: pin A routed to IRQ 18
124c124
< Interrupt: pin A routed to IRQ 5
---
> Interrupt: pin A routed to IRQ 19
140c140
< Interrupt: pin A routed to IRQ 10
---
> Interrupt: pin A routed to IRQ 16
157c157
< Interrupt: pin A routed to IRQ 12
---
> Interrupt: pin A routed to IRQ 17
186c186
< Interrupt: pin A routed to IRQ 10
---
> Interrupt: pin A routed to IRQ 16

(I've attached both lspci -vvvxx's, so you can diff -u that if
you want).

My question(s) is(are) is this a known bug, is this correct
behaviour, am I missing something, and why is USB the only
subsystem affected.

Phew.

--=20
John Lenton (john@grulic.org.ar) -- Random fortune:
Se Deus =E9 amor e o amor =E9 cego, Ray Charles =E9 Deus?

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