All of lore.kernel.org
 help / color / mirror / Atom feed
From: Charlie Jenkins <charlie@rivosinc.com>
To: Aleksandar Rikalo <arikalo@gmail.com>
Cc: linux-riscv@lists.infradead.org,
	"Paul Walmsley" <paul.walmsley@sifive.com>,
	"Palmer Dabbelt" <palmer@dabbelt.com>,
	"Albert Ou" <aou@eecs.berkeley.edu>,
	"Andrew Jones" <ajones@ventanamicro.com>,
	"Christoph Müllner" <christoph.muellner@vrull.eu>,
	linux-kernel@vger.kernel.org,
	"Djordje Todorovic" <djordje.todorovic@htecgroup.com>
Subject: Re: [PATCH v3] riscv: Fix the PAUSE Opcode for MIPS P8700.
Date: Thu, 30 Jan 2025 15:00:41 -0800	[thread overview]
Message-ID: <Z5wEmX2ykQJmvnTV@ghost> (raw)
In-Reply-To: <20250129131703.733098-1-arikalo@gmail.com>

On Wed, Jan 29, 2025 at 02:17:03PM +0100, Aleksandar Rikalo wrote:
> From: Djordje Todorovic <djordje.todorovic@htecgroup.com>
> 
> The riscv MIPS P8700 uses a different opcode for PAUSE.
> It is a ‘hint’ encoding of the SLLI instruction, with rd=0, rs1=0 and
> imm=5. It will behave as a NOP instruction if no additional behavior
> beyond that of SLLI is implemented.
> 
> Add ERRATA_MIPS and ERRATA_MIPS_P8700_PAUSE_OPCODE configs.
> Handle errata for MIPS CPUs.
> 
> Signed-off-by: Djordje Todorovic <djordje.todorovic@htecgroup.com>
> Signed-off-by: Aleksandar Rikalo <arikalo@gmail.com>
> Signed-off-by: Raj Vishwanathan4 <rvishwanathan@mips.com>

Please copy people who commented on previous versions of patches in the
new versions!

- Charlie


_______________________________________________
linux-riscv mailing list
linux-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-riscv

WARNING: multiple messages have this Message-ID (diff)
From: Charlie Jenkins <charlie@rivosinc.com>
To: Aleksandar Rikalo <arikalo@gmail.com>
Cc: linux-riscv@lists.infradead.org,
	"Paul Walmsley" <paul.walmsley@sifive.com>,
	"Palmer Dabbelt" <palmer@dabbelt.com>,
	"Albert Ou" <aou@eecs.berkeley.edu>,
	"Andrew Jones" <ajones@ventanamicro.com>,
	"Christoph Müllner" <christoph.muellner@vrull.eu>,
	linux-kernel@vger.kernel.org,
	"Djordje Todorovic" <djordje.todorovic@htecgroup.com>
Subject: Re: [PATCH v3] riscv: Fix the PAUSE Opcode for MIPS P8700.
Date: Thu, 30 Jan 2025 15:00:41 -0800	[thread overview]
Message-ID: <Z5wEmX2ykQJmvnTV@ghost> (raw)
In-Reply-To: <20250129131703.733098-1-arikalo@gmail.com>

On Wed, Jan 29, 2025 at 02:17:03PM +0100, Aleksandar Rikalo wrote:
> From: Djordje Todorovic <djordje.todorovic@htecgroup.com>
> 
> The riscv MIPS P8700 uses a different opcode for PAUSE.
> It is a ‘hint’ encoding of the SLLI instruction, with rd=0, rs1=0 and
> imm=5. It will behave as a NOP instruction if no additional behavior
> beyond that of SLLI is implemented.
> 
> Add ERRATA_MIPS and ERRATA_MIPS_P8700_PAUSE_OPCODE configs.
> Handle errata for MIPS CPUs.
> 
> Signed-off-by: Djordje Todorovic <djordje.todorovic@htecgroup.com>
> Signed-off-by: Aleksandar Rikalo <arikalo@gmail.com>
> Signed-off-by: Raj Vishwanathan4 <rvishwanathan@mips.com>

Please copy people who commented on previous versions of patches in the
new versions!

- Charlie


  parent reply	other threads:[~2025-01-30 23:00 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-29 13:17 [PATCH v3] riscv: Fix the PAUSE Opcode for MIPS P8700 Aleksandar Rikalo
2025-01-29 13:17 ` Aleksandar Rikalo
2025-01-29 16:19 ` Conor Dooley
2025-01-29 16:19   ` Conor Dooley
2025-01-30 22:58   ` Charlie Jenkins
2025-01-30 22:58     ` Charlie Jenkins
2025-01-31  0:43     ` Conor Dooley
2025-01-31  0:43       ` Conor Dooley
2025-01-31  0:59       ` Charlie Jenkins
2025-01-31  0:59         ` Charlie Jenkins
2025-01-31  7:20         ` Andrew Jones
2025-01-31  7:20           ` Andrew Jones
2025-01-30 23:00 ` Charlie Jenkins [this message]
2025-01-30 23:00   ` Charlie Jenkins
2025-02-05 15:44 ` Palmer Dabbelt
2025-02-05 15:44   ` Palmer Dabbelt
2025-03-19 12:26   ` Djordje Todorovic
2025-03-19 12:26     ` Djordje Todorovic
2025-03-25  9:12     ` Alexandre Ghiti
2025-03-25  9:12       ` Alexandre Ghiti

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=Z5wEmX2ykQJmvnTV@ghost \
    --to=charlie@rivosinc.com \
    --cc=ajones@ventanamicro.com \
    --cc=aou@eecs.berkeley.edu \
    --cc=arikalo@gmail.com \
    --cc=christoph.muellner@vrull.eu \
    --cc=djordje.todorovic@htecgroup.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-riscv@lists.infradead.org \
    --cc=palmer@dabbelt.com \
    --cc=paul.walmsley@sifive.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.