From: f.fainelli@gmail.com (Florian Fainelli)
To: linux-arm-kernel@lists.infradead.org
Subject: Porting MIPS IRQ handler to ARM
Date: Tue, 01 Sep 2015 11:07:44 -0700 [thread overview]
Message-ID: <55E5E970.90801@gmail.com> (raw)
In-Reply-To: <55E5E70D.4060006@free.fr>
On 01/09/15 10:57, Mason wrote:
> M?ns Rullg?rd wrote:
>
>> Mason wrote:
>>
>>> I'm trying to port to my ARM platform: IRQ handling code written for MIPS.
>>> https://github.com/mansr/linux-tangox/blob/master/drivers/irqchip/irq-tangox.c
>>
>> Go get the latest version of that file. It should work on ARM now.
>
> It would probably have taken me days to figure out I could just delete
> the arch-dependent code. Linux internals are so hard to grok... <sigh>
>
> Would you like me to ask if they can send you a dev board? :-)
>
> By the way, it seems the generic UART driver does not use interrupts,
> which would explain why the console works despite my busted device tree.
> Does that mean that the driver polls? (I'll take a closer look tomorrow.)
Kernel console is buffer and polled, user-space (tty) console uses
interrupts.
--
Florian
next prev parent reply other threads:[~2015-09-01 18:07 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-01 16:14 Porting MIPS IRQ handler to ARM Mason
2015-09-01 16:58 ` Florian Fainelli
2015-09-02 16:25 ` Mason
2015-09-02 17:17 ` Måns Rullgård
2015-09-02 18:01 ` Mason
2015-09-04 16:13 ` Mason
2015-09-04 16:36 ` Måns Rullgård
2015-09-04 17:46 ` Mason
2015-09-04 21:49 ` Måns Rullgård
2015-09-04 16:37 ` Måns Rullgård
2015-09-04 21:20 ` Matthias Brugger
2015-09-01 17:07 ` Måns Rullgård
2015-09-01 17:57 ` Mason
2015-09-01 18:07 ` Florian Fainelli [this message]
2015-09-01 19:01 ` Mason
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