From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 23 Feb 2026 12:33:40 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vuUC3-004obo-0O for lore@lore.pengutronix.de; Mon, 23 Feb 2026 12:33:40 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vuUC3-00009U-Fb for lore@pengutronix.de; Mon, 23 Feb 2026 12:33:39 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:Date:Message-Id:Subject:References:In-Reply-To:To: From:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=3h34IMtXiMFlyx4hWz1n8g5ss7CrqxUlezUrO2m7Z/g=; b=wUJEk2wr7ZlQUvbOadTu+ZnA7W d8pOy4zGl1li0Gb0hZYd3D2+1qVFCxLrCKDS1S9+F+GcI6eqIsVuQ0pU9R509+fAkdTaPA/BGf17C S3i7eFFJjaFvwTP0s3LhNc8o3Elv9dt0/yHeutRJkhGhpyWpAbmFCBDkGW5g5N7hPgjL9XpDQSvBi xn/INGqZxf4joxyD25leJUxmgw6flLBjDcuqy9/ZnQIpqlOcRXM1OUbXLT/L62RzZKt9sQuuSAnUc 9qDZT48hjsNL/PNSdial4TWWVkMi+u5zmmeTWTdLG5mkhcIaTlQok8K18fe0IaorPEgv2Rgb3smq9 4LSbfBzQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vuUBg-00000000BnE-1Tlj; Mon, 23 Feb 2026 11:33:16 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vuUBd-00000000BmE-2uFW for barebox@lists.infradead.org; Mon, 23 Feb 2026 11:33:14 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vuUBc-0008Uh-5s; Mon, 23 Feb 2026 12:33:12 +0100 Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vuUBa-002Dlw-1o; Mon, 23 Feb 2026 12:33:11 +0100 Received: from [::1] (helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.98.2) (envelope-from ) id 1vuUBb-00000000x2Y-3Zq2; Mon, 23 Feb 2026 12:33:11 +0100 From: Sascha Hauer To: barebox@lists.infradead.org, Marco Felsch In-Reply-To: <20250901103039.914774-1-m.felsch@pengutronix.de> References: <20250901103039.914774-1-m.felsch@pengutronix.de> Message-Id: <177184639185.226900.11820213467666885517.b4-ty@pengutronix.de> Date: Mon, 23 Feb 2026 12:33:11 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.14.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260223_033313_738412_C5E07878 X-CRM114-Status: UNSURE ( 8.33 ) X-CRM114-Notice: Please train this message. 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=-3.8 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH] ARM: mach-imx: tzasc: keep default region 0 secure settings for i.MX8M 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 Mon, 01 Sep 2025 12:29:37 +0200, Marco Felsch wrote: > The TZC-380 region 0 is the TZC default (fallback) region. This region > is used if access to a certain DRAM address was done which isn't > configured by any other region (see [1] for more information). Region 0 > covers the complete AXI space from 0x0 to AXI-bus width. The access is > secure-only after reset. > > The TZC-380 is not memory alias aware (see [1] for more information) and > due to the DDR controller, the i.MX8M allows memory alias access. > > [...] Applied, thanks! [1/1] ARM: mach-imx: tzasc: keep default region 0 secure settings for i.MX8M https://git.pengutronix.de/cgit/barebox/commit/?id=32b6d7acca5e (link may not be stable) Best regards, -- Sascha Hauer