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Re: Continuous Loop between delay_us and redboot\GDB
- From: Jonathan Larmour <jlarmour at redhat dot com>
- To: Douglas Bush <dbush at extremeeng dot com>
- Cc: eCos Discussion List <ecos-discuss at sources dot redhat dot com>
- Date: Wed, 27 Feb 2002 23:15:16 +0000
- Subject: Re: [ECOS] Continuous Loop between delay_us and redboot\GDB
- Organization: Red Hat UK Ltd.
- References: <012401c1bf16$052326a0$090110ac@TRENT>
Douglas Bush wrote:
>
> Folks,
>
> I?m having trouble identifying what?s killing a device driver.
>
> When the driver does die, the processor goes into what appears to be a
> continuous loop in delay_us \ hal_clock_read, which is being called from
> redboot\GDB.
I recall that it is easy to cause an overflow in delay_us if you pass it a
value that's too large.
Jifl
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