[PATCH 2/2][v3] rapidio, powerpc/85xx: Error interrupt handler for sRIO.

[Bounine, Alexandre]

Applies correctly now. Lab tested on 8548/RIO setup.

Alex. 

> -----Original Message-----
> From: Shaohui Xie [mailto:b21989 at freescale.com]
> Sent: Thursday, November 18, 2010 1:58 AM
> To: linuxppc-dev at lists.ozlabs.org
> Cc: akpm at linux-foundation.org; Shaohui Xie; Li Yang; Kumar Gala; Roy
Zang; Bounine, Alexandre
> Subject: [PATCH 2/2][v3] rapidio, powerpc/85xx: Error interrupt
handler for sRIO.
> 
> The sRIO controller reports errors to the core with one signal, it
uses
> register EPWISR to provides the core quick access to where the error
occurred.
> The EPWISR indicates that there are 4 interrupts sources, port1,
port2, message
> unit and port write receive, but the sRIO driver does not support
port2
> for now, still the handler takes care of port2.
> Currently the handler only clear error status without any recovery.