From: Wolfgang Denk <wd@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] Registering Interrupt Handlers for ARM920T-Based boards
Date: Tue, 21 Dec 2004 13:15:01 +0100 [thread overview]
Message-ID: <20041221121506.7161AC1430@atlas.denx.de> (raw)
In-Reply-To: Your message of "Tue, 21 Dec 2004 18:30:05 +0800." <698a2fda04122102305936b3ab@mail.gmail.com>
Hi,
in message <698a2fda04122102305936b3ab@mail.gmail.com> you wrote:
>
> How do I register an interrupt handler in U-Boot? My customer is
You don't. U-Boot does not need interrupts. Everything can be done
using polling drivers.
> persistent in flow controls in binary image downloading. I am now
Tell him that no such thing is needed. Serial download works
poerfectly fine withouty flow control.
> free to support hardware flow control or XON/XOFF. Can somebody
> please give me guidelines on how to create support for hardware flow
> control on my ns16550-based serial driver? I am using smdk2410 as my
The simple answer is: DON'T.
> template. Maybe, the initial step is how do I register my interrupt
> handlers?
No. That would be your second step on t he wrong way.
Best regards,
Wolfgang Denk
--
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
"Everybody is talking about the weather but nobody does anything
about it." - Mark Twain
prev parent reply other threads:[~2004-12-21 12:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-21 10:30 [U-Boot-Users] Registering Interrupt Handlers for ARM920T-Based boards Rodel Miguel
2004-12-21 12:15 ` Wolfgang Denk [this message]
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