On 10/10/23 23:51, Alistair Francis wrote:
On Fri, Oct 6, 2023 at 11:23 PM Daniel Henrique Barboza
wrote:
zicntr is the Base Counters and Timers extension described in chapter 12
of the unprivileged spec. It describes support for RDCYCLE, RDTIME and
RDINSTRET.
QEMU already implements it
On Fri, Oct 6, 2023 at 11:23 PM Daniel Henrique Barboza
wrote:
>
> zicntr is the Base Counters and Timers extension described in chapter 12
> of the unprivileged spec. It describes support for RDCYCLE, RDTIME and
> RDINSTRET.
>
> QEMU already implements it way before it was a discrete extension.
zicntr is the Base Counters and Timers extension described in chapter 12
of the unprivileged spec. It describes support for RDCYCLE, RDTIME and
RDINSTRET.
QEMU already implements it way before it was a discrete extension.
zicntr is part of the RVA22 profile, so let's add it to QEMU to make the