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Re: [RFC PATCH 2/5] hw/intc: Add Nuclei ECLIC device
From: |
Bin Meng |
Subject: |
Re: [RFC PATCH 2/5] hw/intc: Add Nuclei ECLIC device |
Date: |
Mon, 10 May 2021 10:27:42 +0800 |
On Mon, May 10, 2021 at 10:21 AM Alistair Francis <alistair23@gmail.com> wrote:
>
> On Fri, May 7, 2021 at 11:24 PM wangjunqiang <wangjunqiang@iscas.ac.cn> wrote:
> >
> > This patch provides an implementation of Nuclei ECLIC Device.
> > Nuclei processor core have been equipped with an Enhanced Core Local
> > Interrupt Controller (ECLIC), which is optimized based on the RISC-V
> > standard CLIC, to manage all interrupt sources.
> >
> > https://doc.nucleisys.com/nuclei_spec/isa/eclic.html
>
> Hello,
>
> There are patches on the QEMU list adding support for the CLIC. How
> different is the ECLIC from the CLIC? Could you use the CLIC as a
> starting point instead of implementing a new interrupt controller?
>
That's my thought too when I saw this patch at first.
A better way is to scandalize the CLIC support in QEMU first, then we
will see how Nuclei's eCLIC could be built on top of that. Thanks!
Regards,
Bin
[RFC PATCH 3/5] hw/intc: Add Nuclei Systimer, wangjunqiang, 2021/05/07
[RFC PATCH 2/5] hw/intc: Add Nuclei ECLIC device, wangjunqiang, 2021/05/07
[RFC PATCH 4/5] hw/char: Add Nuclei Uart, wangjunqiang, 2021/05/07
[RFC PATCH 5/5] Nuclei FPGA Evaluation Kit MCU Machine, wangjunqiang, 2021/05/07
Re: [RFC PATCH 0/5] RISC-V:support Nuclei FPGA Evaluation Kit, no-reply, 2021/05/07