From: Michael Ellerman <michael@ellerman.id.au>
To: "wilbur.chan" <wilbur512@gmail.com>
Cc: linuxppc-dev@ozlabs.org, "chen.yu10" <chen.yu10@zte.com.cn>
Subject: Re: where do 8250 serial port initialize its mapbase and membase when booting?
Date: Mon, 21 Jun 2010 10:13:32 +1000 [thread overview]
Message-ID: <1277079212.1753.4.camel@concordia> (raw)
In-Reply-To: <AANLkTil2XkHxcryRNcnUDgYv5iZJD76GCUcvHOYe9l9O@mail.gmail.com>
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On Mon, 2010-06-21 at 01:27 +0800, wilbur.chan wrote:
> linux 2.6.21.7
>
> where do serial 8250 port fill its membase and mapbase fileds in
> system initializing ?
>
..
> So I am really confused with serial 8250
> initializing----------------where do kernel apply membase and mapbase
> filed to 8250 port?
Probably serial_dev_init() in legacy_serial.c
cheers
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prev parent reply other threads:[~2010-06-21 0:13 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-20 17:27 where do 8250 serial port initialize its mapbase and membase when booting? wilbur.chan
2010-06-21 0:13 ` Michael Ellerman [this message]
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