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Thu, 02 Oct 2025 13:59:58 -0700 (PDT) Received: from [192.168.1.87] ([38.41.223.211]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-28e8d12bc5asm29698295ad.55.2025.10.02.13.59.57 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 02 Oct 2025 13:59:57 -0700 (PDT) Message-ID: <7199d49a-e643-4c20-9938-2b72beedc237@linaro.org> Date: Thu, 2 Oct 2025 13:59:57 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/2] Enable firmware support for PIE and GCS Content-Language: en-US To: Richard Henderson , qemu-devel@nongnu.org References: <20251002185910.584990-1-richard.henderson@linaro.org> <20251002185910.584990-3-richard.henderson@linaro.org> From: Pierrick Bouvier In-Reply-To: <20251002185910.584990-3-richard.henderson@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::633; envelope-from=pierrick.bouvier@linaro.org; helo=mail-pl1-x633.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, 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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 10/2/25 11:59 AM, Richard Henderson wrote: > --- > build_arm_trusted_firmware.sh | 1 + > ...arm-trusted-firmware-support-PIE-GCS.patch | 30 +++++++++++++++++++ > 2 files changed, 31 insertions(+) > create mode 100644 patches/arm-trusted-firmware-support-PIE-GCS.patch > > diff --git a/build_arm_trusted_firmware.sh b/build_arm_trusted_firmware.sh > index d223142..0b148ef 100755 > --- a/build_arm_trusted_firmware.sh > +++ b/build_arm_trusted_firmware.sh > @@ -18,6 +18,7 @@ clone() > git clone $url --single-branch --branch $version --depth 1 $src > pushd $src > git am ../patches/arm-trusted-firmware-support-FEAT_TCR2-and-FEAT-SCTLR2.patch > + git am ../patches/arm-trusted-firmware-support-PIE-GCS.patch > popd > fi > ln -s $src arm-trusted-firmware > diff --git a/patches/arm-trusted-firmware-support-PIE-GCS.patch b/patches/arm-trusted-firmware-support-PIE-GCS.patch > new file mode 100644 > index 0000000..132e939 > --- /dev/null > +++ b/patches/arm-trusted-firmware-support-PIE-GCS.patch > @@ -0,0 +1,30 @@ > +From 0925eadf8922bbe811ec41fb983347928f3bc63b Mon Sep 17 00:00:00 2001 > +From: Richard Henderson > +Date: Thu, 2 Oct 2025 11:43:11 -0700 > +Subject: [PATCH] plat/qemu/common/: add support for FEAT_{S1PIE,S2PIE,GCS} > + > +--- > + plat/qemu/common/common.mk | 7 +++++++ > + 1 file changed, 7 insertions(+) > + > +diff --git a/plat/qemu/common/common.mk b/plat/qemu/common/common.mk > +index 6bc1084..2c344b6 100644 > +--- a/plat/qemu/common/common.mk > ++++ b/plat/qemu/common/common.mk > +@@ -126,6 +126,13 @@ ENABLE_FEAT_HCX := 2 > + ENABLE_FEAT_TCR2 := 2 > + ENABLE_FEAT_SCTLR2 := 2 > + > ++# 8.9 > ++ENABLE_FEAT_S1PIE := 2 > ++ENABLE_FEAT_S2PIE := 2 > ++ > ++# 9.4 > ++ENABLE_FEAT_GCS = 2 > ++ > + # SPM_MM is not compatible with ENABLE_SVE_FOR_NS (build breaks) > + ifeq (${SPM_MM},1) > + ENABLE_SVE_FOR_NS := 0 > +-- > +2.43.0 > + Good for me.