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Message
From: H. Peter Anvin<hpa@z...>
Date: Tue May 15 20:07:34 CEST 2007
Subject: [oc] 16550 MCR WO?
Mark McDougall wrote:
> H. Peter Anvin wrote:
>
>>> The reason I ask is that the windows serial drivers do in fact read the
>>> MCR - implying that the registers are RW on a real device (the datasheet
>>> doesn't specifically state RO or RW AFAICT).
>> MCR is writable on a real NS16550A.
>
> Obviously, being a control register. But readable as well?
>
Err, I meant readable.
-hpa
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