From: "SASAKI@KOBELCO" <sasaki@info.kobelco.co.jp>
To: Gary Thomas <gary@chez-thomas.org>
Cc: eCos Discussion <ecos-discuss@sources.redhat.com>
Subject: Re: [ECOS] cyg_user_start limitations
Date: Mon, 22 Jul 2002 22:09:00 -0000 [thread overview]
Message-ID: <4.3.2-J.20020723135720.00c385e0@info0> (raw)
In-Reply-To: <1027000077.8379.184.camel@hermes.chez-thomas.org>
At 02/07/18 07:47, Gary Thomas wrote:
>On Wed, 2002-07-17 at 20:14, SASAKI@KOBELCO wrote:
> > Hello Everyone,
> >
> > I'm trying to execute some initial programs in cyg_user_start().
> > But some functions(systemcall) are ignored.
> > Does anyone know if cyg_user_start() has some limitations or not?
>
>There are definitely restrictions here.
> cyg_user_start() runs on the startup stack - typically small
> no interrupts or scheduling will happen until this function exits
>
>What sort of things are you trying to do?
>Look at the test programs for good examples of what can and should
>be done within the various startup functions.
I tried to set Alaram, and wait interrupt from my device.
I created another thread for initializations ,then I cleared problems.
Thank you .
---------------
Satoshi Sasaki
sasaki@info.kobelco.co.jp (Kobe Japan)
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next prev parent reply other threads:[~2002-07-23 5:09 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-07-17 18:34 [ECOS] Newbie questions Madhu Lakshmanan
2002-07-17 19:21 ` [ECOS] cyg_user_start limitations SASAKI@KOBELCO
2002-07-18 6:47 ` Gary Thomas
2002-07-22 22:09 ` SASAKI@KOBELCO [this message]
2002-07-18 0:44 ` [ECOS] Newbie questions Iztok Zupet
2002-07-18 5:35 ` Jose Souto
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