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([2a02:908:1b6:8980:1552:6880:e516:62d2]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-43fe4e3a18csm34340249f8f.20.2026.04.20.09.21.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Apr 2026 09:21:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1776702098; x=1777306898; darn=nongnu.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=jlbR+uwzdp2+lvyziz0wCYmj2F91tqT21v73CNtF/qY=; b=FXbhD+TXIWTj90MhJVIaurs7A4UVazzNHz8q7WVA9z5aO+pdGFDVWMvgDGdpXa4zYf FwheJHquMtwooQD1knFVMh9Tn+PMeGLm8boy9GnTaPhMjqddWYwtKNoIt2rJYLi7yM0U 3hdbUVyuMvP+0K4XVcWqTDpFysHfaAqYJfl3fZPEDKP87UFrQKkJbnjzKUYJADVN7vTT mT0KuiVCsbnTt2J7/10UOYfI9k9Ubh3hMug8hhKpTZBzt4Kx2JuiCrdGkt0V1GhFyVyo e8seMvVaJUVv5NpPyBrXcsNDjgmkgz9+V+rSTmBB0ESBemKafMmlxNm1qgoEaMmRCma8 gtLw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1776702098; x=1777306898; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=jlbR+uwzdp2+lvyziz0wCYmj2F91tqT21v73CNtF/qY=; b=ElJXrlH4Jt8LhSlkY+F6j5K1UnPWapV0cogPgXw2ayHaOovu9huk35vy0lH8qoJFAz NRNETx/St1g8UKqqDidSWFSf7NlXwymN+jr7BR6e6wfvUqm6eFXAc8IdstjQi3YUdOdN AMM70r2Z28R6j+rrKy4COfz+qrHTtgaUdBzdG2aW/CsQxQCyJDNfARD7jpQ971mFiRXm eltzKaEunINkloo6KwXdRutPV6HOX+Z66DsFy3DDJJXLfsIEIJWjuHJdFRy8ZcaEgYQF rcZpnQb7ArVahSiufL+pp9heWpYHs1tNsszKt67GGFg4X5+WZjXp6an0A+UsE1dg5SFg 7sgw== X-Gm-Message-State: AOJu0YyEzpdHsPUt01RgDmacZ5KxN6qUYIjiiKLjfS7krPlxtFDar+U6 2LUxWRtysN90tMi6QvqcXlYsUAFCwT8U5zVSlImrpGpR8wWGJ1BY+Uaz25Cyn3ZU X-Gm-Gg: AeBDiev8ic+ht81Qx0h56qYgQq8e1qvFovYkHD6PCodUTqSOQ7gSm6+2q6Uu9xEK4S9 MN66AQua2KjoY2UG/7Dsge9Vq8rQfmrFPhyUjjWEfh45l4PZ5SIWH6ShitLzYvbRjUnWfeCzBCN bmHc6JZnaHyWagVP7gbhmGZIFDi6JIFJS41Mc4wxNTBoZaq0PoDlyWaQgSl9NSgzjbJg9Yv57Aw rkvpIMD8q5rW6vXbUKW5C5kGe+i7/siqWGqjbkt6YBrwyJ74iuk4JSaTpnFyyLYG+kKpZapS6xV goGS7L7SfScolsJmt30THqJbSj+IkzFJLR9dER0yStNpLhcfmD0wI1Ys5qmBwpE4VsdfJd07NNY ostfhPpP6RihbejGU2+ExPojKynPk82PcKsgNgej7lJReQuXsYh5t/72ZV49pqSK+uFnbZuUjsN AkVM1sTVlwuEt7i6i0qbBjTf0C5XzlaT25L0TXTlGKeLpyWp4zEyI7MLLGrHfyATtBqm+SqsQ= X-Received: by 2002:a05:6000:610:b0:43d:1c21:ead5 with SMTP id ffacd0b85a97d-43fe3e0b4d8mr22737692f8f.22.1776702097900; Mon, 20 Apr 2026 09:21:37 -0700 (PDT) From: Osama Abdelkader To: qemu-devel@nongnu.org Cc: Osama Abdelkader , Peter Maydell , qemu-arm@nongnu.org (open list:ARM TCG CPUs) Subject: [PATCH] hw/arm/raspi4b: NOP all DTB nodes when removing unimplemented devices Date: Mon, 20 Apr 2026 18:21:14 +0200 Message-ID: <20260420162114.308519-1-osama.abdelkader@gmail.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists1p.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::435; envelope-from=osama.abdelkader@gmail.com; helo=mail-wr1-x435.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1776702138093158500 Content-Type: text/plain; charset="utf-8" fdt_node_offset_by_compatible(fdt, -1, compat) only finds the first match. If the blob has more than one node with the same compatible string, extra nodes will remain active. using the same loop as imx8mp-evk.c Signed-off-by: Osama Abdelkader --- hw/arm/raspi4b.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/hw/arm/raspi4b.c b/hw/arm/raspi4b.c index 3eeb8f447e..06aeb8db01 100644 --- a/hw/arm/raspi4b.c +++ b/hw/arm/raspi4b.c @@ -72,12 +72,14 @@ static void raspi4_modify_dtb(const struct arm_boot_inf= o *info, void *fdt) =20 for (int i =3D 0; i < ARRAY_SIZE(nodes_to_remove); i++) { const char *dev_str =3D nodes_to_remove[i]; + int offset; =20 - int offset =3D fdt_node_offset_by_compatible(fdt, -1, dev_str); - if (offset >=3D 0) { - if (!fdt_nop_node(fdt, offset)) { - warn_report("bcm2711 dtc: %s has been disabled!", dev_str); + offset =3D fdt_node_offset_by_compatible(fdt, -1, dev_str); + while (offset >=3D 0) { + if (fdt_nop_node(fdt, offset) =3D=3D 0) { + warn_report("bcm2711 dtb: %s has been disabled!", dev_str); } + offset =3D fdt_node_offset_by_compatible(fdt, offset, dev_str); } } =20 --=20 2.43.0