Serial Driver and IRQ0

Eugene Surovegin ebs at
Tue Apr 27 03:11:56 EST 2004

On Mon, Apr 26, 2004 at 04:00:42PM +0100, Phil Thompson wrote:
> The standard Linux serial driver uses an IRQ number of 0 to indicate a port
> has no interrupt - but UART0 on a 4xx is on IRQ 0.  Therefore interrupts are
> disabled for UART0 (ttyS0).
> It's easy enough to hack the standard driver to work around the problem, but
> is there a more elegent solution? I can't believe nobody has had to deal
> with it before.

As far as I know, everybody concerned about IRQ0 just hacked generic serial
driver :)

More elegant solution would be to finaly fix it, but looks like nobody


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