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Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH v4 2/3] linux-user: Emulate /proc/cpuinfo on aarch64 and arm Content-Language: en-US To: Helge Deller , qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, =?UTF-8?Q?Daniel_P_=2e_Berrang=c3=a9?= , Laurent Vivier , Peter Maydell References: <20230803214450.647040-1-deller@gmx.de> <20230803214450.647040-3-deller@gmx.de> From: Richard Henderson In-Reply-To: <20230803214450.647040-3-deller@gmx.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::32f; envelope-from=richard.henderson@linaro.org; helo=mail-ot1-x32f.google.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 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, NICE_REPLY_A=-0.091, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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 8/3/23 14:44, Helge Deller wrote: > Add emulation for /proc/cpuinfo for arm architecture. > The output below mimics output as seen on debian porterboxes. > > aarch64 output example: > > processor : 0 > model name : ARMv8 Processor rev 0 (v8l) > BogoMIPS : 100.00 > Features : swp half thumb fast_mult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae aes pmull sha1 sha2 crc32 > CPU implementer : 0x41 > CPU architecture: 8 > CPU variant : 0x1 > CPU part : 0xd07 > CPU revision : 0 > Hardware : QEMU v8.0.92 arm,cortex-a57 > > arm 32-bit output example: > > processor : 0 > model name : ARMv5 Processor rev 6 (armv5l) > BogoMIPS : 50.00 > Features : swp half thumb fast_mult edsp > CPU implementer : 0x69 > CPU architecture: 5 > CPU variant : 0 > CPU part : 0x2d0 > CPU revision : 6 > Hardware : QEMU v8.0.92 marvell,xscale > Revision : 0000 > Serial : 0000000000000000 > > Signed-off-by: Helge Deller > > v5: > - use is_a64() > v4: > - more refinements based on Richards feedback > v3: > - show variant, part, revision and implementor based on midr > value (suggested by Richard Henderson) > v2: > - show features of CPU which is actually being emulated by qemu > (suggested by Peter Maydell) > --- Reviewed-by: Richard Henderson r~