From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
To: Atish Patra <atishp@atishpatra.org>, linux-kernel@vger.kernel.org
Cc: Atish Patra <atishp@rivosinc.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Anup Patel <anup@brainfault.org>,
Damien Le Moal <damien.lemoal@wdc.com>,
devicetree@vger.kernel.org, Jisheng Zhang <jszhang@kernel.org>,
linux-riscv@lists.infradead.org,
Palmer Dabbelt <palmer@dabbelt.com>,
Paul Walmsley <paul.walmsley@sifive.com>,
Rob Herring <robh+dt@kernel.org>
Subject: Re: [PATCH v1 1/2] RISC-V: Provide a framework for parsing multi-letter ISA extensions
Date: Sat, 25 Dec 2021 11:11:15 +0100 [thread overview]
Message-ID: <e20a52cf-69cf-747d-7cfb-0a2b58008ce4@canonical.com> (raw)
In-Reply-To: <20211224211632.1698523-2-atishp@rivosinc.com>
On 24/12/2021 22:16, Atish Patra wrote:
> Recently, there were 15 specifications/40 ISA extensions were ratified.
> Except hypervisor ('H') extension, all of them are multi-letter extensions.
> Going forward, there will be more number of multi-letter extensions as
> well. Parsing all of these extensions from ISA string is not scalable.
> Thus, this patch provides a DT based framework to for easy parsing and
> querying of any ISA extensions. It facilitates custom user visible strings
> for the ISA extensions via /proc/cpuinfo as well.
>
> Currently, there are no platforms with heterogeneous Linux capable harts.
> That's why, this patch supports only a single DT node which can only work
> for systems with homogeneous harts. To support heterogeneous systems, this
> cpu node must be a subnode for each cpu.
>
> Signed-off-by: Atish Patra <atishp@rivosinc.com>
Your from address does not match SoB. Please use consistent one - they
must match.
Best regards,
Krzysztof
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next prev parent reply other threads:[~2021-12-25 10:11 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-24 21:16 [PATCH v1 0/2] Provide a fraemework for RISC-V ISA extensions Atish Patra
2021-12-24 21:16 ` [PATCH v1 1/2] RISC-V: Provide a framework for parsing multi-letter " Atish Patra
2021-12-25 3:12 ` Tsukasa OI
2021-12-25 6:09 ` Atish Patra
2021-12-25 10:11 ` Krzysztof Kozlowski [this message]
2021-12-24 21:16 ` [PATCH v1 2/2] dt-bindings: riscv: Add DT binding for RISC-V " Atish Patra
2021-12-24 23:25 ` Jessica Clarke
2021-12-25 5:52 ` Atish Patra
2021-12-25 14:48 ` Rob Herring
2022-01-07 21:58 ` [PATCH v1 0/2] Provide a fraemework " Palmer Dabbelt
2022-01-08 2:24 ` Atish Patra
2022-02-03 13:56 ` Heiko Stübner
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