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Re: Redboot Console
- From: Gary Thomas <gary at chez-thomas dot org>
- To: Vinayak P Risbud <vinayak at multitech dot co dot in>
- Cc: eCos Discussion <ecos-discuss at sources dot redhat dot com>
- Date: 10 Jul 2002 06:13:54 -0600
- Subject: Re: [ECOS] Redboot Console
- References: <3D2C225B.3C1C4784@multitech.co.in>
On Wed, 2002-07-10 at 06:02, Vinayak P Risbud wrote:
> Hi,
> In Redboot ARM e7t, is the console prompt (serial port)
> is interrupt driven ?
> I mean, when I enter a command, How excatly the
> characters are read ? Through ISR or through Polling ?
All I/O in RedBoot is polled. Timeouts are used to allow for
some asynchronous behaviour.
eCos applications support full interrupt driven I/O.
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