From patchwork Fri Jun 7 18:52:21 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sughosh Ganu X-Patchwork-Id: 1945220 X-Patchwork-Delegate: trini@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=patchwork.ozlabs.org) Received: from phobos.denx.de (phobos.denx.de [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4Vwr4c3gtZz20Q5 for ; Sat, 8 Jun 2024 04:55:44 +1000 (AEST) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 70B20884CD; Fri, 7 Jun 2024 20:54:16 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Received: by phobos.denx.de (Postfix, from userid 109) id 0B646884D7; Fri, 7 Jun 2024 20:54:15 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de X-Spam-Level: X-Spam-Status: No, score=-1.2 required=5.0 tests=BAYES_00, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED,RCVD_IN_VALIDITY_RPBL_BLOCKED, SPF_HELO_NONE,SPF_SOFTFAIL,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.2 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by phobos.denx.de (Postfix) with ESMTP id 1115B884F1 for ; Fri, 7 Jun 2024 20:54:12 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: phobos.denx.de; spf=fail smtp.mailfrom=sughosh.ganu@linaro.org Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id C66F61480; Fri, 7 Jun 2024 11:54:35 -0700 (PDT) Received: from a079122.blr.arm.com (a079122.arm.com [10.162.17.48]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id A7AD13F792; Fri, 7 Jun 2024 11:54:08 -0700 (PDT) From: Sughosh Ganu To: u-boot@lists.denx.de Cc: Tom Rini , Ilias Apalodimas , Heinrich Schuchardt , Simon Glass , Marek Vasut , Mark Kettenis , Fabio Estevam , Sughosh Ganu Subject: [RFC PATCH 12/31] add a function to check if an address is in RAM memory Date: Sat, 8 Jun 2024 00:22:21 +0530 Message-Id: <20240607185240.1892031-13-sughosh.ganu@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240607185240.1892031-1-sughosh.ganu@linaro.org> References: <20240607185240.1892031-1-sughosh.ganu@linaro.org> MIME-Version: 1.0 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean Add a function to check if a given address falls within the RAM address used by U-Boot. This will be used to notify other modules if the address gets allocated, so as to not get re-allocated by some other module. Signed-off-by: Sughosh Ganu --- arch/sandbox/cpu/cpu.c | 5 +++++ common/board_r.c | 5 +++++ 2 files changed, 10 insertions(+) diff --git a/arch/sandbox/cpu/cpu.c b/arch/sandbox/cpu/cpu.c index 0ed85b354c..d7a0176497 100644 --- a/arch/sandbox/cpu/cpu.c +++ b/arch/sandbox/cpu/cpu.c @@ -413,3 +413,8 @@ int sandbox_load_other_fdt(void **fdtp, int *sizep) return 0; } + +bool __maybe_unused is_addr_in_ram(uintptr_t addr) +{ + return is_in_sandbox_mem((const void *)addr); +} diff --git a/common/board_r.c b/common/board_r.c index a9f0b0cec1..aabc0cdf26 100644 --- a/common/board_r.c +++ b/common/board_r.c @@ -72,6 +72,11 @@ DECLARE_GLOBAL_DATA_PTR; ulong monitor_flash_len; +__weak bool __maybe_unused is_addr_in_ram(uintptr_t addr) +{ + return addr >= gd->ram_base && addr <= gd->ram_top; +} + __weak int board_flash_wp_on(void) { /*