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Re: Performance counter interrupt on XScale
- To: Cristiano Ligieri Pereira <cpereira at ics dot uci dot edu>
- Subject: Re: [ECOS] Performance counter interrupt on XScale
- From: Jonathan Larmour <jlarmour at redhat dot com>
- Date: Thu, 06 Sep 2001 20:37:55 +0100
- Cc: ecos-discuss at sourceware dot cygnus dot com
- Organization: Red Hat UK Ltd.
- References: <Pine.SOL.4.20.0108281129080.4993-100000@washoe.ics.uci.edu>
Cristiano Ligieri Pereira wrote:
>
> My problem with the interrupts is fixed now, but I think there is a bug in
> the IQ80310 port. When using the CCNT as the source of RTC ticks the PMU
> interrupts have to be steered to FIQ, otherwise it doens't work properly.
Do you know what the specific reason is? Do you have a patch?
Jifl
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