Re: [PATCH v3 6/7] xen/arm: Add CP10 exception support to handle MVFR

2020-12-10 Thread Bertrand Marquis
Hi Julien > On 9 Dec 2020, at 23:15, Julien Grall wrote: > > Hi Bertrand, > > On 09/12/2020 16:30, Bertrand Marquis wrote: >> Add support for cp10 exceptions decoding to be able to emulate the >> values for MVFR0, MVFR1 and MVFR2 when TID3 bit of HSR is activated. >> This is required for aarch3

Re: [PATCH v3 6/7] xen/arm: Add CP10 exception support to handle MVFR

2020-12-10 Thread Bertrand Marquis
Hi Stefano, > On 9 Dec 2020, at 21:04, Stefano Stabellini wrote: > > On Wed, 9 Dec 2020, Bertrand Marquis wrote: >> Add support for cp10 exceptions decoding to be able to emulate the >> values for MVFR0, MVFR1 and MVFR2 when TID3 bit of HSR is activated. >> This is required for aarch32 guests ac

Re: [PATCH v3 6/7] xen/arm: Add CP10 exception support to handle MVFR

2020-12-09 Thread Julien Grall
Hi Bertrand, On 09/12/2020 16:30, Bertrand Marquis wrote: Add support for cp10 exceptions decoding to be able to emulate the values for MVFR0, MVFR1 and MVFR2 when TID3 bit of HSR is activated. This is required for aarch32 guests accessing MVFR registers using vmrs and vmsr instructions. Signed

Re: [PATCH v3 6/7] xen/arm: Add CP10 exception support to handle MVFR

2020-12-09 Thread Stefano Stabellini
On Wed, 9 Dec 2020, Bertrand Marquis wrote: > Add support for cp10 exceptions decoding to be able to emulate the > values for MVFR0, MVFR1 and MVFR2 when TID3 bit of HSR is activated. > This is required for aarch32 guests accessing MVFR registers using > vmrs and vmsr instructions. > > Signed-off-

[PATCH v3 6/7] xen/arm: Add CP10 exception support to handle MVFR

2020-12-09 Thread Bertrand Marquis
Add support for cp10 exceptions decoding to be able to emulate the values for MVFR0, MVFR1 and MVFR2 when TID3 bit of HSR is activated. This is required for aarch32 guests accessing MVFR registers using vmrs and vmsr instructions. Signed-off-by: Bertrand Marquis --- Changes in V2: Rebase Changes