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Re: [PATCH v7 1/3] hw/intc: Move mtimer/mtimecmp to aclint


From: Andrew Jones
Subject: Re: [PATCH v7 1/3] hw/intc: Move mtimer/mtimecmp to aclint
Date: Wed, 3 Aug 2022 16:18:05 +0200

On Wed, Aug 03, 2022 at 01:25:14AM -0700, Atish Patra wrote:
> Historically, The mtime/mtimecmp has been part of the CPU because
> they are per hart entities. However, they actually belong to aclint
> which is a MMIO device.
> 
> Move them to the ACLINT device. This also emulates the real hardware
> more closely.
> 
> Reviewed-by: Anup Patel <anup@brainfault.org>
> Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
> Signed-off-by: Atish Patra <atishp@rivosinc.com>
> ---
>  hw/intc/riscv_aclint.c         | 41 ++++++++++++++++++++++++----------
>  hw/timer/ibex_timer.c          | 18 ++++++---------
>  include/hw/intc/riscv_aclint.h |  2 ++
>  include/hw/timer/ibex_timer.h  |  2 ++
>  target/riscv/cpu.h             |  2 --
>  target/riscv/machine.c         |  5 ++---
>  6 files changed, 42 insertions(+), 28 deletions(-)
>

Reviewed-by: Andrew Jones <ajones@ventanamicro.com>



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