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[71.212.39.66]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7324276171fsm5433570b3a.144.2025.02.15.12.05.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 15 Feb 2025 12:05:58 -0800 (PST) Message-ID: Date: Sat, 15 Feb 2025 12:05:56 -0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] target/sparc: fake UltraSPARC T1 PCR and PIC registers To: Artyom Tarasenko , qemu-devel@nongnu.org Cc: Mark Cave-Ayland References: <99ea71e8-b978-41c6-8ba5-f056935ea39e@linaro.org> <20250209211248.50383-1-atar4qemu@gmail.com> Content-Language: en-US From: Richard Henderson In-Reply-To: <20250209211248.50383-1-atar4qemu@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::633; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x633.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 2/9/25 13:12, Artyom Tarasenko wrote: > fake access to > PCR Performance Control Register > and > PIC Performance Instrumentation Counter. > > Ignore writes in privileged mode, and return 0 on reads. > > This allows booting Tribblix, MilaX and v9os under Niagara target. > > Signed-off-by: Artyom Tarasenko > --- > target/sparc/insns.decode | 7 ++++++- > target/sparc/translate.c | 19 +++++++++++++++++++ > 2 files changed, 25 insertions(+), 1 deletion(-) Reviewed-by: Richard Henderson and queued, thanks. r~