[Xen-devel] Re: [PATCH] make c/s 21089 work again with c/s 21092

[Bastian Blank <waldi@xxxxxxxxxx>]

On Tue, Apr 13, 2010 at 02:36:55PM +0100, Jan Beulich wrote:
> Unfortunately the latter c/s' change to mpparse.c yielded the former
> patch non-functional - Xen's serial port IRQ is not in IQR_DISABLED
> state, yet must be allowed to get its trigger mode and polarity set
> up in order for it to be usable.

This looks not right. The original patch was designed to keep this
function away from the irqs of the serial port. This patch adds another
check for disallowing access but does not touch the IQR_DISABLED check.

Please explain which machines have non-legacy configured interrupts for
the first two serial ports.

Bastian

-- 
There are certain things men must do to remain men.
                -- Kirk, "The Ultimate Computer", stardate 4929.4

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