From: Chi Lam <chiklam123@yahoo.com>
To: ecos-maintainers@ecos.sourceware.org
Subject: 2 uart driver
Date: Sun, 27 Mar 2005 06:30:00 -0000 [thread overview]
Message-ID: <20050327063024.88943.qmail@web51005.mail.yahoo.com> (raw)
In-Reply-To: 6667
> Hi,
>
> I am implementing a 2nd uart driver in eCos on the
> Broadcom BMC91112 mips chip. The first uart driver
> is
> working fine which is provided by Broadcom. I have
> the
> following questions on the 2nd uart driver:
>
> 1. I plan to use a different uart base address and a
> different interrupt number for the second uart. Can
> I
> share the same ISR routine for both uarts?
>
> 2. In which situation should I use polling and
> interrupt method? I plan to use the interrupt
> method.
>
> 3. Where can I get sample implementation for 2 uart
> driver?
>
> Thanks.
>
> Chi Lam
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reply other threads:[~2005-03-27 6:30 UTC|newest]
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