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[2403:580b:97e8:0:82ce:f179:8a79:69f4]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-71908fc8fdesm3833034b3a.1.2024.09.11.22.30.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Sep 2024 22:30:20 -0700 (PDT) From: Alistair Francis X-Google-Original-From: Alistair Francis To: qemu-devel@nongnu.org Cc: alistair23@gmail.com, Alistair Francis , Daniel Henrique Barboza Subject: [PULL 07/47] target: riscv: Enable Bit Manip for OpenTitan Ibex CPU Date: Thu, 12 Sep 2024 15:29:12 +1000 Message-ID: <20240912052953.2552501-8-alistair.francis@wdc.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20240912052953.2552501-1-alistair.francis@wdc.com> References: <20240912052953.2552501-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::42c; envelope-from=alistair23@gmail.com; helo=mail-pf1-x42c.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 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, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Alistair Francis The OpenTitan Ibex CPU now supports the the Zba, Zbb, Zbc and Zbs bit-manipulation sub-extensions ratified in v.1.0.0 of the RISC-V Bit- Manipulation ISA Extension, so let's enable them in QEMU as well. 1: https://github.com/lowRISC/opentitan/pull/9748 Signed-off-by: Alistair Francis Reviewed-by: Daniel Henrique Barboza Message-ID: <20240823003231.3522113-1-alistair.francis@wdc.com> Signed-off-by: Alistair Francis --- target/riscv/cpu.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index f93bf9c221..fc3f75e826 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -701,6 +701,11 @@ static void rv32_ibex_cpu_init(Object *obj) cpu->cfg.ext_zicsr = true; cpu->cfg.pmp = true; cpu->cfg.ext_smepmp = true; + + cpu->cfg.ext_zba = true; + cpu->cfg.ext_zbb = true; + cpu->cfg.ext_zbc = true; + cpu->cfg.ext_zbs = true; } static void rv32_imafcu_nommu_cpu_init(Object *obj)