From: Bin Meng <bmeng.cn@gmail.com>
To: Alistair Francis <alistair23@gmail.com>
Cc: liweiwei@iscas.ac.cn, "open list:RISC-V" <qemu-riscv@nongnu.org>,
wangjunqiang <wangjunqiang@iscas.ac.cn>,
Bin Meng <bin.meng@windriver.com>,
"qemu-devel@nongnu.org Developers" <qemu-devel@nongnu.org>,
Alistair Francis <Alistair.Francis@wdc.com>,
alapha23@gmail.com, Palmer Dabbelt <palmer@dabbelt.com>
Subject: Re: [RFC PATCH 2/5] hw/intc: Add Nuclei ECLIC device
Date: Mon, 10 May 2021 13:26:21 +0800 [thread overview]
Message-ID: <CAEUhbmU-XGYF7iVqmYFnzWF9m=rnrqHzLnStq2pLoLkTKj=cXA@mail.gmail.com> (raw)
In-Reply-To: <CAEUhbmVL6wRtxk4M+SCSbrQbY02vtzoYuuesAYuBP-tJvBz9VA@mail.gmail.com>
On Mon, May 10, 2021 at 10:27 AM Bin Meng <bmeng.cn@gmail.com> wrote:
>
> 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
Sorry for the typo. I meant to say: standardize the CLIC support
> will see how Nuclei's eCLIC could be built on top of that. Thanks!
Regards,
Bin
next prev parent reply other threads:[~2021-05-10 5:27 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-07 8:16 [RFC PATCH 0/5] RISC-V:support Nuclei FPGA Evaluation Kit wangjunqiang
2021-05-07 8:16 ` [RFC PATCH 1/5] target/riscv: Add Nuclei CSR and Update interrupt handling wangjunqiang
2021-05-10 2:17 ` Alistair Francis
2021-05-11 3:14 ` Wang Junqiang
2021-05-11 3:43 ` Alistair Francis
2021-05-11 4:00 ` Wang Junqiang
2021-05-11 4:03 ` Alistair Francis
2021-05-07 8:16 ` [RFC PATCH 2/5] hw/intc: Add Nuclei ECLIC device wangjunqiang
2021-05-10 2:20 ` Alistair Francis
2021-05-10 2:27 ` Bin Meng
2021-05-10 5:26 ` Bin Meng [this message]
2021-05-11 3:18 ` Wang Junqiang
2021-05-07 8:16 ` [RFC PATCH 3/5] hw/intc: Add Nuclei Systimer wangjunqiang
2021-05-07 8:16 ` [RFC PATCH 4/5] hw/char: Add Nuclei Uart wangjunqiang
2021-05-07 8:16 ` [RFC PATCH 5/5] Nuclei FPGA Evaluation Kit MCU Machine wangjunqiang
2021-05-07 13:33 ` [RFC PATCH 0/5] RISC-V:support Nuclei FPGA Evaluation Kit no-reply
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