[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <eb255bf6-ed92-d9d8-931b-9eb4212c3780@starfivetech.com>
Date: Wed, 1 Feb 2023 15:31:37 +0800
From: Hal Feng <hal.feng@...rfivetech.com>
To: Icenowy Zheng <uwu@...nowy.me>, Conor Dooley <conor@...nel.org>
CC: <linux-riscv@...ts.infradead.org>, <devicetree@...r.kernel.org>,
"Palmer Dabbelt" <palmer@...belt.com>,
Rob Herring <robh+dt@...nel.org>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@...aro.org>,
Paul Walmsley <paul.walmsley@...ive.com>,
Albert Ou <aou@...s.berkeley.edu>,
Ben Dooks <ben.dooks@...ive.com>,
Daniel Lezcano <daniel.lezcano@...aro.org>,
"Thomas Gleixner" <tglx@...utronix.de>,
Marc Zyngier <maz@...nel.org>, Stephen Boyd <sboyd@...nel.org>,
Michael Turquette <mturquette@...libre.com>,
"Philipp Zabel" <p.zabel@...gutronix.de>,
Linus Walleij <linus.walleij@...aro.org>,
Emil Renner Berthing <emil.renner.berthing@...onical.com>,
<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 6/7] riscv: dts: starfive: Add initial StarFive JH7110
device tree
On Thu, 29 Dec 2022 13:25:00 +0800, Icenowy Zheng wrote:
> 在 2022-12-28星期三的 22:48 +0000,Conor Dooley写道:
>> Hey,
>>
>> On Tue, Dec 20, 2022 at 09:12:46AM +0800, Hal Feng wrote:
[...]
>> > + U74_1: cpu@1 {
>> > + compatible = "sifive,u74-mc", "riscv";
>> > + reg = <1>;
>> > + d-cache-block-size = <64>;
>> > + d-cache-sets = <64>;
>> > + d-cache-size = <32768>;
>> > + d-tlb-sets = <1>;
>> > + d-tlb-size = <40>;
>> > + device_type = "cpu";
>> > + i-cache-block-size = <64>;
>> > + i-cache-sets = <64>;
>> > + i-cache-size = <32768>;
>> > + i-tlb-sets = <1>;
>> > + i-tlb-size = <40>;
>> > + mmu-type = "riscv,sv39";
>> > + next-level-cache = <&ccache>;
>> > + riscv,isa = "rv64imafdc";
>>
>> That also begs the question:
>> Do your u74s support RV64GBC, as the (current) SiFive documentation
>> suggests?
>
> It supports RV64GCZbaZbb.
>
> B is not a well-defined thing by specifications, so it should be
> prevented here.
Thank you for your kindly reply.
Best regards,
Hal
Powered by blists - more mailing lists