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Tue, 09 Jan 2024 20:02:11 -0800 (PST) From: Himanshu Chauhan To: qemu-riscv@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH 1/2] target/riscv: Export sdtrig as an extension and ISA string Date: Wed, 10 Jan 2024 09:32:02 +0530 Message-Id: <20240110040203.1920924-2-hchauhan@ventanamicro.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240110040203.1920924-1-hchauhan@ventanamicro.com> References: <20240110040203.1920924-1-hchauhan@ventanamicro.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::42c; envelope-from=hchauhan@ventanamicro.com; helo=mail-pf1-x42c.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ventanamicro.com) X-ZM-MESSAGEID: 1704859392146100003 Content-Type: text/plain; charset="utf-8" This patch makes the debug trigger (sdtrig) capability as an extension and exports it as an ISA string. The sdtrig extension may or may not be implemented in a system. The -cpu rv64,sdtrig=3D option can be used to dynamicaly turn sdtrig extension on or off. Signed-off-by: Himanshu Chauhan --- target/riscv/cpu.c | 2 ++ target/riscv/cpu_cfg.h | 1 + 2 files changed, 3 insertions(+) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index b07a76ef6b..aaa2d4ff1d 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -143,6 +143,7 @@ const RISCVIsaExtData isa_edata_arr[] =3D { ISA_EXT_DATA_ENTRY(zvkt, PRIV_VERSION_1_12_0, ext_zvkt), ISA_EXT_DATA_ENTRY(zhinx, PRIV_VERSION_1_12_0, ext_zhinx), ISA_EXT_DATA_ENTRY(zhinxmin, PRIV_VERSION_1_12_0, ext_zhinxmin), + ISA_EXT_DATA_ENTRY(sdtrig, PRIV_VERSION_1_12_0, ext_sdtrig), ISA_EXT_DATA_ENTRY(smaia, PRIV_VERSION_1_12_0, ext_smaia), ISA_EXT_DATA_ENTRY(smepmp, PRIV_VERSION_1_12_0, ext_smepmp), ISA_EXT_DATA_ENTRY(smstateen, PRIV_VERSION_1_12_0, ext_smstateen), @@ -1306,6 +1307,7 @@ const RISCVCPUMultiExtConfig riscv_cpu_extensions[] = =3D { MULTI_EXT_CFG_BOOL("zve64d", ext_zve64d, false), MULTI_EXT_CFG_BOOL("sstc", ext_sstc, true), =20 + MULTI_EXT_CFG_BOOL("sdtrig", ext_sdtrig, true), MULTI_EXT_CFG_BOOL("smepmp", ext_smepmp, false), MULTI_EXT_CFG_BOOL("smstateen", ext_smstateen, false), MULTI_EXT_CFG_BOOL("svadu", ext_svadu, true), diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h index f4605fb190..3d3acc7f90 100644 --- a/target/riscv/cpu_cfg.h +++ b/target/riscv/cpu_cfg.h @@ -113,6 +113,7 @@ struct RISCVCPUConfig { bool ext_ssaia; bool ext_sscofpmf; bool ext_smepmp; + bool ext_sdtrig; bool rvv_ta_all_1s; bool rvv_ma_all_1s; =20 --=20 2.34.1