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[2.141.104.115]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-477981347f1sm16202625e9.6.2025.11.15.04.21.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 15 Nov 2025 04:21:47 -0800 (PST) Message-ID: <492728c8-32f6-4e27-b879-e5f296eef8d3@linaro.org> Date: Sat, 15 Nov 2025 13:21:44 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 3/3] tests: Add test for ASID2 and write/read of feature bits To: Jim MacArthur , qemu-devel@nongnu.org References: <20251112092048.450090-1-jim.macarthur@linaro.org> <20251112092048.450090-4-jim.macarthur@linaro.org> From: Richard Henderson Content-Language: en-US In-Reply-To: <20251112092048.450090-4-jim.macarthur@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2a00:1450:4864:20::32e; envelope-from=richard.henderson@linaro.org; helo=mail-wm1-x32e.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 11/12/25 10:17, Jim MacArthur wrote: > + asm("mrs %[x1], " ID_AA64MMFR4_EL1 "\n\t" > + : [x1] "=r" (idreg)); > + if ((idreg & 0xF00) == 0x100) { This should be != 0, just like in isar_feature_aa64_asid2. r~