Serial Port 0 IRQ0 Walnut question

David Müller (ELSOFT AG) d.mueller at
Thu Nov 1 23:12:56 EST 2001

Ralph Blach wrote:

> Has anybody noticed that the serial port 0 is not being interrupt
> driven.
> On my Journeyman kernel here, IRQ 0 lists as bad and the UIC enable bit
> for IRQ 0 is not
> turned on.
> Any reason for this
> Thanks
> Chip

The serial.c driver from linux-2.4.2-405pg (original MVista 405GP
kernel) was patched to allow IRQ 0 as a valid IRQ. For some reason, this
patch didn't make it into the linuxppc_2_4_dev tree.


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