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X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.2 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH] ARM: ARMv5: make PTE_SMALL_AP_UNO_SRO work X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) On Thu, 02 Apr 2026 16:01:29 +0200, Sascha Hauer wrote: > On ARMv4/5 we have the SCTLR.S and SCTLR.R bits. We set the former which > is deprecated and has implementation defined behaviour on ARMv5. We > clear the latter which has the effect that AP=0b00 as used in PTE_SMALL_AP_UNO_SRO > means "no access". > > Clear SCTLR.S and set SCTLR.R instead. With this AP=0b00 maps to > read-only access as intended. > > [...] Applied, thanks! [1/1] ARM: ARMv5: make PTE_SMALL_AP_UNO_SRO work https://git.pengutronix.de/cgit/barebox/commit/?id=15ccb9d41534 (link may not be stable) Best regards, -- Sascha Hauer