linux-kernel - [RFC 12/13] ARM: dts: bcm2711: Mark PCIe bus as 64bit-mmio-broken

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20210226140305.26356-13-nsaenzjulienne@suse.de>
Date:   Fri, 26 Feb 2021 15:03:04 +0100
From:   Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
To:     linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     f.fainelli@...il.com, robh+dt@...nel.org, robin.murphy@....com,
        ardb@...nel.org, hch@...radead.org, narmstrong@...libre.com,
        dwmw2@...radead.org, linux@...linux.org.uk,
        catalin.marinas@....com, arnd@...db.de, will@...nel.org,
        Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
Subject: [RFC 12/13] ARM: dts: bcm2711: Mark PCIe bus as 64bit-mmio-broken

The bus implementation can't handle 64bit MMIO accesses.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
---
 arch/arm/boot/dts/bcm2711.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/bcm2711.dtsi b/arch/arm/boot/dts/bcm2711.dtsi
index 462b1dfb0385..825abdbc0d76 100644
--- a/arch/arm/boot/dts/bcm2711.dtsi
+++ b/arch/arm/boot/dts/bcm2711.dtsi
@@ -529,6 +529,7 @@ pcie0: pcie@...00000 {
 			dma-ranges = <0x02000000 0x0 0x00000000 0x0 0x00000000
 				      0x0 0xc0000000>;
 			brcm,enable-ssc;
+			64bit-mmio-broken;
 		};
 
 		genet: ethernet@...80000 {
-- 
2.30.1