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Wed, 10 Dec 2025 06:50:13 -0800 (PST) Received: from [127.0.1.1] ([2a10:d582:31e:0:62e8:705f:f7a:c7b0]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47a82d7f778sm56595235e9.11.2025.12.10.06.50.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Dec 2025 06:50:12 -0800 (PST) From: Jim MacArthur Date: Wed, 10 Dec 2025 14:50:11 +0000 Subject: [PATCH v6 1/4] target/arm: Enable ID_AA64MMFR4_EL1 register MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20251210-jmac-asid2-v6-1-d3b3acab98c7@linaro.org> References: <20251210-jmac-asid2-v6-0-d3b3acab98c7@linaro.org> In-Reply-To: <20251210-jmac-asid2-v6-0-d3b3acab98c7@linaro.org> To: qemu-devel@nongnu.org Cc: Jim MacArthur , Richard Henderson , =?utf-8?q?Alex_Benn=C3=A9e?= , Gustavo Romero X-Mailer: b4 0.13.0 Received-SPF: pass client-ip=2a00:1450:4864:20::331; envelope-from=jim.macarthur@linaro.org; helo=mail-wm1-x331.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 Reviewed-by: Richard Henderson Reviewed-by: Alex Bennée Reviewed-by: Gustavo Romero Signed-off-by: Jim MacArthur --- target/arm/cpu-sysregs.h.inc | 1 + target/arm/helper.c | 4 ++-- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/target/arm/cpu-sysregs.h.inc b/target/arm/cpu-sysregs.h.inc index 2bb2861c62..2ba49d8478 100644 --- a/target/arm/cpu-sysregs.h.inc +++ b/target/arm/cpu-sysregs.h.inc @@ -14,6 +14,7 @@ DEF(ID_AA64MMFR0_EL1, 3, 0, 0, 7, 0) DEF(ID_AA64MMFR1_EL1, 3, 0, 0, 7, 1) DEF(ID_AA64MMFR2_EL1, 3, 0, 0, 7, 2) DEF(ID_AA64MMFR3_EL1, 3, 0, 0, 7, 3) +DEF(ID_AA64MMFR4_EL1, 3, 0, 0, 7, 4) DEF(ID_PFR0_EL1, 3, 0, 0, 1, 0) DEF(ID_PFR1_EL1, 3, 0, 0, 1, 1) DEF(ID_DFR0_EL1, 3, 0, 0, 1, 2) diff --git a/target/arm/helper.c b/target/arm/helper.c index 27ebc6f29b..c20334fa65 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -6566,11 +6566,11 @@ void register_cp_regs_for_features(ARMCPU *cpu) .access = PL1_R, .type = ARM_CP_CONST, .accessfn = access_aa64_tid3, .resetvalue = GET_IDREG(isar, ID_AA64MMFR3) }, - { .name = "ID_AA64MMFR4_EL1_RESERVED", .state = ARM_CP_STATE_AA64, + { .name = "ID_AA64MMFR4_EL1", .state = ARM_CP_STATE_AA64, .opc0 = 3, .opc1 = 0, .crn = 0, .crm = 7, .opc2 = 4, .access = PL1_R, .type = ARM_CP_CONST, .accessfn = access_aa64_tid3, - .resetvalue = 0 }, + .resetvalue = GET_IDREG(isar, ID_AA64MMFR4) }, { .name = "ID_AA64MMFR5_EL1_RESERVED", .state = ARM_CP_STATE_AA64, .opc0 = 3, .opc1 = 0, .crn = 0, .crm = 7, .opc2 = 5, .access = PL1_R, .type = ARM_CP_CONST, -- 2.43.0