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[174.21.71.225]) by smtp.gmail.com with ESMTPSA id bf7-20020a170902b90700b00163c6ac211fsm3988760plb.111.2022.06.02.14.49.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Jun 2022 14:49:14 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Subject: [PATCH 23/71] target/arm: Add syn_smetrap Date: Thu, 2 Jun 2022 14:48:05 -0700 Message-Id: <20220602214853.496211-24-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220602214853.496211-1-richard.henderson@linaro.org> References: <20220602214853.496211-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::42f; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42f.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, T_SCC_BODY_TEXT_LINE=-0.01 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" This will be used for raising various traps for SME. Signed-off-by: Richard Henderson --- target/arm/syndrome.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/target/arm/syndrome.h b/target/arm/syndrome.h index 0cb26dde7d..4792df0f0f 100644 --- a/target/arm/syndrome.h +++ b/target/arm/syndrome.h @@ -48,6 +48,7 @@ enum arm_exception_class { EC_AA64_SMC = 0x17, EC_SYSTEMREGISTERTRAP = 0x18, EC_SVEACCESSTRAP = 0x19, + EC_SMETRAP = 0x1d, EC_INSNABORT = 0x20, EC_INSNABORT_SAME_EL = 0x21, EC_PCALIGNMENT = 0x22, @@ -68,6 +69,13 @@ enum arm_exception_class { EC_AA64_BKPT = 0x3c, }; +typedef enum { + SME_ET_AccessTrap, + SME_ET_Streaming, + SME_ET_NotStreaming, + SME_ET_InactiveZA, +} SMEExceptionType; + #define ARM_EL_EC_SHIFT 26 #define ARM_EL_IL_SHIFT 25 #define ARM_EL_ISV_SHIFT 24 @@ -206,6 +214,11 @@ static inline uint32_t syn_sve_access_trap(void) return EC_SVEACCESSTRAP << ARM_EL_EC_SHIFT; } +static inline uint32_t syn_smetrap(SMEExceptionType etype, bool is_16bit) +{ + return (EC_SMETRAP << ARM_EL_EC_SHIFT) | (!is_16bit * ARM_EL_IL) | etype; +} + static inline uint32_t syn_pactrap(void) { return EC_PACTRAP << ARM_EL_EC_SHIFT; -- 2.34.1