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Thu, 5 Aug 2021 19:51:32 +0900 (KST) Received: from alimakhtar02 (unknown [107.122.12.5]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20210805105131epsmtip2c05cadd8b524a1bd9c8147c2708f43ae~YY4WqT0cU1591815918epsmtip2r; Thu, 5 Aug 2021 10:51:30 +0000 (GMT) From: "Alim Akhtar" To: "'Marc Zyngier'" Cc: "'Krzysztof Kozlowski'" , "'Rob Herring'" , , , , , "'Chanwoo Choi'" , "'Pankaj Dubey'" , "'Sam Protsenko'" In-Reply-To: <87tuk4b47s.wl-maz@kernel.org> Subject: RE: [PATCH] arm64: dts: exynos: correct GIC CPU interfaces address range on Exynos7 Date: Thu, 5 Aug 2021 16:21:29 +0530 Message-ID: <044601d789e7$da54a4f0$8efdeed0$@samsung.com> MIME-Version: 1.0 X-Mailer: Microsoft Outlook 16.0 Thread-Index: AQGqCsm6I7l6cIRsiJEa3ZtJxO0jtAJYiPTmAtVSVZgBZ8MakQDSnYq9q4R3vDA= Content-Language: en-in X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrDJsWRmVeSWpSXmKPExsWy7bCmhu62Y9yJBnukLK5/ec5qMf/IOVaL jW9/MFlsenyN1eLyrjlsFjPO72Oy2DnnJKvFoq1f2C1a9x5ht3jet4/JgctjVkMvm8emVZ1s Hneu7WHz2Lyk3qNvyypGj8+b5ALYorJtMlITU1KLFFLzkvNTMvPSbZW8g+Od403NDAx1DS0t zJUU8hJzU22VXHwCdN0yc4AOU1IoS8wpBQoFJBYXK+nb2RTll5akKmTkF5fYKqUWpOQUmBTo FSfmFpfmpevlpZZYGRoYGJkCFSZkZ/RciC1YIVCx5dhBtgbGnbxdjJwcEgImEhtuHmbuYuTi EBLYzSjR8/MRC4TziVFi7cIWJgjnM6PE8ylLgTIcYC1rj3tAxHcxSqz8vIkVwnnJKPFq3l8m kLlsAroSOxa3sYHYIgKqEu2LutlAipgFGpklpj/cDFbEKaAt8XBVHyuILSwQJzHnz2ywOIuA ikR381V2EJtXwFLi8cK7LBC2oMTJmU/AbGYBeYntb+cwQzyhIPHz6TJWiGV+EivmPICqEZc4 +rMH7DkJgR0cElvb3rJBNLhIfLvwgB3CFpZ4dXwLlC0l8fndXjaIN7MlenYZQ4RrJJbOO8YC YdtLHLgyBxwSzAKaEut36UOEZSWmnlrHBLGWT6L39xMmiDivxI55MLaqRPO7q1BjpCUmdnez TmBUmoXks1lIPpuF5INZCNsWMLKsYpRMLSjOTU8tNi0wzksth8d3cn7uJkZwstXy3sH46MEH vUOMTByMhxglOJiVRHiTF3MlCvGmJFZWpRblxxeV5qQWH2I0BQb3RGYp0eR8YLrPK4k3NLE0 MDEzMzOxNDYzVBLnZY//miAkkJ5YkpqdmlqQWgTTx8TBKdXAFG27YfE/Za+9TPWrd/++/f/9 bwcO85T9M9tndPFd3N33yOWqU/WrxUfqJZ5euuF37I3wg8gzszrOaX69eOZ6zczXRx8+8Vfa +WeveFrAtIAqhtlsxrcefKjeXhnssdxctYrrdqmB9/slqzsda7bkB0WWN4Sv35x8ZtKi7c6v SuUn8djlXdwTwr5OrcWmffcUFXbr1+uNH55leDqndN3bb7yMl59E/ZvxeWvxRe6An2k6Ow8z zco+VbBux2W1rLzYT9cuxm+1+LvTNH3/osUCez+0uf1Pk93y+fMC/+lK8Y5yjlavlu3q72xQ btaqXyTRxldQ1jQt4xb7QR9Pk4WiyTpc71XavPbtdeBqthItnqvEUpyRaKjFXFScCADTySZn PwQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprCIsWRmVeSWpSXmKPExsWy7bCSvO6WQ9yJBqteyllc//Kc1WL+kXOs Fhvf/mCy2PT4GqvF5V1z2CxmnN/HZLFzzklWi0Vbv7BbtO49wm7xvG8fkwOXx6yGXjaPTas6 2TzuXNvD5rF5Sb1H35ZVjB6fN8kFsEVx2aSk5mSWpRbp2yVwZfRciC1YIVCx5dhBtgbGnbxd jBwcEgImEmuPe3QxcnEICexglPhxaS9bFyMnUFxa4vrGCewQtrDEyn/P2SGKnjNK7Dq2lREk wSagK7FjcRtYg4iAqkT7om42kCJmgXZmiY8LVzFCdMxkkpj0sBesilNAW+Lhqj5WEFtYIEai deksJhCbRUBForv5Ktg6XgFLiccL77JA2IISJ2c+YQE5lVlAT6JtI9hiZgF5ie1v5zBDXKcg 8fPpMlaII/wkVsx5wAJRIy5x9GcP8wRG4VlIJs1CmDQLyaRZSDoWMLKsYpRMLSjOTc8tNiww ykst1ytOzC0uzUvXS87P3cQIjjgtrR2Me1Z90DvEyMTBeIhRgoNZSYQ3eTFXohBvSmJlVWpR fnxRaU5q8SFGaQ4WJXHeC10n44UE0hNLUrNTUwtSi2CyTBycUg1MnLwadQLam64xGddt+JQU F1z318t43t79oR84P2X8jDY6qvljpm5YxFwxngMKGQoScT8OK9pwmGXM6XJg16lWbmmLXRzB mzor7l/A09J/1y57MqycHSsv2fhBYoOW0GzJm6pd/QYPbKQ6t8ub3V35y2D+eeuNG9UYJ552 DwyI/PJO2Xxh/83rgTEnK2cm5R3VNcg8oMF5r9j5jXKFqUXmNN33mveiuoXiRHXW5ZT+/b/q xC0thrTjdeqGlgerNney8U87dO8ZQ8/K+/MOOXMnb4vhYQo/rHl1p0rwt/V7ri05IWLPsXsK r58nwwTZCI3zHkzrrGQvtx7Y+97l9sYNjfxJ6vfNL39u++Da0qDEUpyRaKjFXFScCAC//Yyo JwMAAA== X-CMS-MailID: 20210805105132epcas5p3c86e8632df051dee2997025c6b95b3ce X-Msg-Generator: CA X-Sendblock-Type: REQ_APPROVE CMS-TYPE: 105P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20210805073653epcas5p21b4c2358b7de2b3c21dbc357af957137 References: <20210805072110.4730-1-krzysztof.kozlowski@canonical.com> <03d701d789db$f275d290$d76177b0$@samsung.com> <87tuk4b47s.wl-maz@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210805_040854_547578_B54DF564 X-CRM114-Status: GOOD ( 23.31 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org > -----Original Message----- > From: Marc Zyngier > Sent: 05 August 2021 15:31 > To: Alim Akhtar > Cc: 'Krzysztof Kozlowski' ; 'Rob Herring' > ; devicetree@vger.kernel.org; linux-arm- > kernel@lists.infradead.org; linux-samsung-soc@vger.kernel.org; linux- > kernel@vger.kernel.org; 'Chanwoo Choi' ; > 'Pankaj Dubey' ; 'Sam Protsenko' > > Subject: Re: [PATCH] arm64: dts: exynos: correct GIC CPU interfaces address > range on Exynos7 > > On Thu, 05 Aug 2021 10:26:14 +0100, > "Alim Akhtar" wrote: > > > > Hi Krzysztof, > > > > > -----Original Message----- > > > From: Krzysztof Kozlowski > > > Sent: 05 August 2021 13:07 > > > To: Rob Herring ; devicetree@vger.kernel.org; > > > linux- arm-kernel@lists.infradead.org; > > > linux-samsung-soc@vger.kernel.org; linux- kernel@vger.kernel.org > > > Cc: Alim Akhtar ; Chanwoo Choi > > > ; Pankaj Dubey > ; > > > Sam Protsenko ; Marc Zyngier > > > > > > Subject: Re: [PATCH] arm64: dts: exynos: correct GIC CPU interfaces > > > address range on Exynos7 > > > > > > On 05/08/2021 09:21, Krzysztof Kozlowski wrote: > > > > The GIC-400 CPU interfaces address range is defined as > > > > 0x2000-0x3FFF (by ARM). > > > > > > > > > Looking at DDI0471B_gic400_r0p1_trm.pdf, CPU interface range is > > 0x0000 ~ 0x10000 > > I don't where you are getting this range from. The only 64kB range I'm aware > of is the optional integration trick to cope with 64kB pages that was > documented in the initial SBSA spec. The HW itself only decodes 8kB for the > CPU interface. > There was a typo in above range, thanks for the clarification. Got it. > M. > > -- > Without deviation from the norm, progress is not possible. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel