Thread (7 messages) 7 messages, 5 authors, 2003-09-30

Re: USB problem. 'irq 9: nobody cared!' (FIXED!)

From: Arkadiusz Miskiewicz <hidden>
Date: 2003-09-30 09:44:58

On Thursday 25 of September 2003 21:11, David Brownell wrote:
The problem is that nobody has ever reported back with results from
testing any updated patch (see attachment, the guts of this being
from Alan Stern).  Sort of makes trying be a moot point ... :)
So I'm the first one? ;)

Your patch (http://www.ussg.iu.edu/hypermail/linux/kernel/0309.3/0341.html) 
FIXES things for me :-)

This time I've tried 2.6.0test6 + all acpi patches from 2.6.0-mm1 (ls *acpi* 
in akpm broken-out directory) + your patch and things work fine :)
Note that 2.6.0+all acpi patches from 2.6.0-mm1 without your patch doesn't 
work.

[arekm@mobarm arekm]$ cat /proc/interrupts
           CPU0
  0:     698946          XT-PIC  timer
  1:       1712          XT-PIC  i8042
  2:          0          XT-PIC  cascade
  3:       1561          XT-PIC  irda0
  5:          4          XT-PIC  yenta
  8:          0          XT-PIC  rtc
  9:       2657          XT-PIC  acpi, eth0
 10:      77708          XT-PIC  VIA686A, uhci-hcd, uhci-hcd
 12:         18          XT-PIC  i8042
 14:      12408          XT-PIC  ide0
 15:         20          XT-PIC  ide1
NMI:          0
ERR:          0

More details about my case in lkml archives and 
http://bugme.osdl.org/show_bug.cgi?id=905
It's OK with me if you just revert the patch that adds a uhci_reset()
entry, but based on what I saw with EHCI and OHCI that'll just turn
up a different set of problems with certain BIOS configurations (none
of which I have) ... which will need to be fixed by having a UHCI
reset sequence that works correctly from _all_ initial states.

- Dave
-- 
Arkadiusz Miśkiewicz    CS at FoE, Wroclaw University of Technology
arekm.pld-linux.org AM2-6BONE, 1024/3DB19BBD, arekm(at)ircnet, PLD/Linux
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