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Re: Arm user mode
- From: Mark Salter <msalter at redhat dot com>
- To: jifl at eCosCentric dot com
- Cc: Pierre dot Habraken at imag dot fr, ecos-discuss at sources dot redhat dot com
- Date: Mon, 7 Apr 2003 20:30:38 -0400 (EDT)
- Subject: Re: [ECOS] Arm user mode
- References: <3E8D6F4F.D19C1180@imag.fr> <3E91FC68.10603@eCosCentric.com>
>>>>> Jonathan Larmour writes:
> Pierre Habraken wrote:
>> I discovered yesterday that Arm user mode has not been considered in
>> exception processing in hal/arm/arch/current/src/vectors.S.
>> Can someone tell me what has been the reason for that (apart the fact
>> that most of embedded applications do not need to run user mode
>> tasks) ?
> I actually thought this did work, because newlib-based applications
> required it, but I might be wrong. I thought Mark Salter added this
> support last year. Mark, any comments?
Not quite. I added support for exceptions in non-svc modes other than
user mode. I wanted to debug interrupt handlers.
--Mark
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