Re: [PATCH 2/2] hw/riscv: Provide rdtime callback for TCG in CLINT emulation

[Alistair Francis]

On Tue, Jan 21, 2020 at 7:04 PM Anup Patel <address@hidden> wrote:
>
> This patch extends CLINT emulation to provide rdtime callback for
> TCG. This rdtime callback will be called wheneven TIME CSRs are
> read in privileged modes.
>
> Signed-off-by: Anup Patel <address@hidden>

Reviewed-by: Alistair Francis <address@hidden>

Alistair

> ---
>  hw/riscv/sifive_clint.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/hw/riscv/sifive_clint.c b/hw/riscv/sifive_clint.c
> index e5a8f75cee..805503dc27 100644
> --- a/hw/riscv/sifive_clint.c
> +++ b/hw/riscv/sifive_clint.c
> @@ -236,6 +236,7 @@ DeviceState *sifive_clint_create(hwaddr addr, hwaddr 
> size, uint32_t num_harts,
>          if (!env) {
>              continue;
>          }
> +        riscv_cpu_set_rdtime_fn(env, cpu_riscv_read_rtc);
>          env->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL,
>                                    &sifive_clint_timer_cb, cpu);
>          env->timecmp = 0;
> --
> 2.17.1
>
>