Re: Critical Interrupt Input

2013-08-27 Thread Benjamin Herrenschmidt
> > > > > Below is a log of the type of crashes that occur: > > > > > > > > > > root@10.34.9.213:/opt/ppmac/ktest# ls > > > > > Segmentation fault > > > > > root@10.34.9.213:/opt/ppmac/ktest# ls > > > > > Segmentation fault > > > > > root@10.34.9.213:/opt/ppmac/ktest# ls > &g

Re: Critical Interrupt Input

2013-08-27 Thread Henry Bausley
> > powerpmac login: root > > > > > > > > Debian GNU/Linux 7 powerpmac ttyS0 > > > > > > > > powerpmac login: root > > > > > > > > Debian GNU/Linux 7 powerpmac ttyS0 > > > > > > > > powerpmac login: root

Re: Critical Interrupt Input

2013-08-20 Thread Benjamin Herrenschmidt
0 > > > > > > powerpmac login: root > > > Password: > > > Last login: Thu Nov 30 20:42:16 UTC 1933 on ttyS0 > > > Linux powerpmac 3.2.21-aspen_2.01.09 #10 Mon Aug 19 08:49:12 PDT 2013 > > > ppc > > > > > > The programs include

Re: Critical Interrupt Input

2013-08-20 Thread Henry Bausley
The programs included with the Debian GNU/Linux system are free > > software; > > the exact distribution terms for each program are described in the > > individual files in /usr/share/doc/*/copyright. > > > > Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the ext

Re: Critical Interrupt Input

2013-08-19 Thread Henry Bausley
icable law. INIT: Id "T0" respawning too fast: disabled for 5 minutes From: "Benjamin Herrenschmidt" Sent: Saturday, August 17, 2013 3:05 PM To: "Kumar Gala" Cc: linuxppc-dev@lists.ozlabs.org, hbaus...@deltatau.com Subject: Re: C

Re: Critical Interrupt Input

2013-08-19 Thread Denis Kirjanov
ux powerpmac 3.2.21-aspen_2.01.09 #10 Mon Aug 19 08:49:12 PDT 2013 >> ppc >> >> The programs included with the Debian GNU/Linux system are free >> software; >> the exact distribution terms for each program are described in the >> individual files in /usr/share/doc/*/copyr

Re: Critical Interrupt Input

2013-08-19 Thread Benjamin Herrenschmidt
g too fast: disabled for 5 minutes > > > ______ > From: "Benjamin Herrenschmidt" > Sent: Saturday, August 17, 2013 3:05 PM > To: "Kumar Gala" > Cc: linuxppc-dev@lists.ozlabs.org, hbaus...@deltata

Re: Critical Interrupt Input

2013-08-17 Thread Benjamin Herrenschmidt
On Fri, 2013-08-16 at 06:04 -0500, Kumar Gala wrote: > The 44x low level code needs to handle exception stacks properly for > this to work. Since its possible to have a critical exception occur > while in a normal exception level, you have to have proper saving of > additional register state and a

Re: Critical Interrupt Input

2013-08-16 Thread Kumar Gala
On Aug 15, 2013, at 11:57 PM, Henry Bausley wrote: > > Is there any reason that a Critical Input Interrupt will not work reliably on > a 44x powerpc? > > I am using an AMCC now Applied Micro AMCC460EX > > and changed > > CRITICAL_EXCEPTION(0x0100, CriticalInput, unknown_exception) > to > CR

Critical Interrupt Input

2013-08-15 Thread Henry Bausley
Is there any reason that a Critical Input Interrupt will not work reliably on a 44x powerpc? I am using an AMCC now Applied Micro AMCC460EX and changed CRITICAL_EXCEPTION(0x0100, CriticalInput, unknown_exception) to CRITICAL_EXCEPTION(0x0100, CriticalInput, do_MyCritIntr) The code for the ha