Re: [Qemu-devel] [PATCH 09/17] ppc: SPURR & PURR are HV writeable and privileged

2016-03-15 Thread David Gibson
On Mon, Mar 14, 2016 at 08:37:59PM +0100, Thomas Huth wrote: > On 14.03.2016 17:56, Cédric Le Goater wrote: > > From: Benjamin Herrenschmidt > > > > Those are HV writeable, so we provide a dummy write. We eventually need > > to provide a better emulation but for now this will get us going. > > >

Re: [Qemu-devel] [PATCH 09/17] ppc: SPURR & PURR are HV writeable and privileged

2016-03-15 Thread David Gibson
On Mon, Mar 14, 2016 at 05:56:32PM +0100, Cédric Le Goater wrote: > From: Benjamin Herrenschmidt > > Those are HV writeable, so we provide a dummy write. We eventually need > to provide a better emulation but for now this will get us going. > > We also make them non-user readable as per the arch

Re: [Qemu-devel] [PATCH 09/17] ppc: SPURR & PURR are HV writeable and privileged

2016-03-14 Thread Thomas Huth
On 14.03.2016 17:56, Cédric Le Goater wrote: > From: Benjamin Herrenschmidt > > Those are HV writeable, so we provide a dummy write. We eventually need > to provide a better emulation but for now this will get us going. > > We also make them non-user readable as per the architecture. > > Signed

[Qemu-devel] [PATCH 09/17] ppc: SPURR & PURR are HV writeable and privileged

2016-03-14 Thread Cédric Le Goater
From: Benjamin Herrenschmidt Those are HV writeable, so we provide a dummy write. We eventually need to provide a better emulation but for now this will get us going. We also make them non-user readable as per the architecture. Signed-off-by: Benjamin Herrenschmidt --- target-ppc/translate_in