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[97.113.7.119]) by smtp.gmail.com with ESMTPSA id q22sm873695pfg.170.2019.12.02.18.30.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Dec 2019 18:30:04 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v4 20/40] target/arm: Update arm_mmu_idx for VHE Date: Mon, 2 Dec 2019 18:29:17 -0800 Message-Id: <20191203022937.1474-21-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191203022937.1474-1-richard.henderson@linaro.org> References: <20191203022937.1474-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::443 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, alex.bennee@linaro.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Return the indexes for the EL2&0 regime when the appropriate bits are set within HCR_EL2. Signed-off-by: Richard Henderson --- target/arm/helper.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/target/arm/helper.c b/target/arm/helper.c index 27adf24fa6..c6b4c0a25f 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -11172,12 +11172,16 @@ ARMMMUIdx arm_mmu_idx_el(CPUARMState *env, int el) return arm_v7m_mmu_idx_for_secstate(env, env->v7m.secure); } + /* See ARM pseudo-function ELIsInHost. */ switch (el) { case 0: - /* TODO: ARMv8.1-VHE */ if (arm_is_secure_below_el3(env)) { return ARMMMUIdx_SE0; } + if ((env->cp15.hcr_el2 & (HCR_E2H | HCR_TGE)) == (HCR_E2H | HCR_TGE) + && arm_el_is_aa64(env, 2)) { + return ARMMMUIdx_EL20_0; + } return ARMMMUIdx_EL10_0; case 1: if (arm_is_secure_below_el3(env)) { @@ -11185,8 +11189,11 @@ ARMMMUIdx arm_mmu_idx_el(CPUARMState *env, int el) } return ARMMMUIdx_EL10_1; case 2: - /* TODO: ARMv8.1-VHE */ /* TODO: ARMv8.4-SecEL2 */ + /* Note that TGE does not apply at EL2. */ + if ((env->cp15.hcr_el2 & HCR_E2H) && arm_el_is_aa64(env, 2)) { + return ARMMMUIdx_EL20_2; + } return ARMMMUIdx_E2; case 3: return ARMMMUIdx_SE3; -- 2.17.1