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b=NQQwBT081gjB5pFF0xjk2OiE24DkiOglGhdnoIVLprcjpEalFFw/LmCirWBHFpV9z3dp5E19zoF29eKnM+a/R7ZL9971w7b6xIMWAMb6jzE7pjTS2BKyCFpMG6ClmH3MkcPmvZ59//pEyN9S6WM+SurY1F/lHqSyB20EMQnJ7qQGXDNwiFbBUVTEHpdpplE8BtTYR5KdJ+KuNmtwI6GpX+Cjdy8Kgbp5ConH2KB0qgvduOQ6q6C2dvH9RYl7/BFP88bmW1O2CPRdwaijSb3Etf7dJIhyaYrwqdDcOXRqgvpyy+ay1RNvqIZo0FmlRpt6VWh+N4Im710NuFjqiNjlUA== From: Djordje Todorovic To: "qemu-devel@nongnu.org" CC: "qemu-riscv@nongnu.org" , "cfu@mips.com" , "mst@redhat.com" , "marcel.apfelbaum@gmail.com" , "dbarboza@ventanamicro.com" , Djordje Todorovic Subject: [PATCH v4 02/11] target/riscv: Add cpu_set_exception_base Thread-Topic: [PATCH v4 02/11] target/riscv: Add cpu_set_exception_base Thread-Index: AQHb5dv/eo6FA03CH0m9kqdhYcCufQ== Date: Wed, 25 Jun 2025 14:18:17 +0000 Message-ID: <20250625141732.59084-3-djordje.todorovic@htecgroup.com> References: <20250625141732.59084-1-djordje.todorovic@htecgroup.com> In-Reply-To: <20250625141732.59084-1-djordje.todorovic@htecgroup.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=htecgroup.com; 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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a01:111:f403:c201::5; envelope-from=Djordje.Todorovic@htecgroup.com; helo=AS8PR03CU001.outbound.protection.outlook.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, SPF_HELO_PASS=-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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @htecgroup.com) X-ZM-MESSAGEID: 1750861131586116600 Content-Type: text/plain; charset="utf-8" Add a new function, so we can change reset vector from platforms during runtime. Signed-off-by: Chao-ying Fu Signed-off-by: Djordje Todorovic --- target/riscv/cpu.h | 4 ++++ target/riscv/translate.c | 8 ++++++++ 2 files changed, 12 insertions(+) diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index 229ade9ed9..fba0b0506b 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -656,6 +656,10 @@ G_NORETURN void riscv_raise_exception(CPURISCVState *e= nv, target_ulong riscv_cpu_get_fflags(CPURISCVState *env); void riscv_cpu_set_fflags(CPURISCVState *env, target_ulong); =20 +#ifndef CONFIG_USER_ONLY +void cpu_set_exception_base(int vp_index, target_ulong address); +#endif + FIELD(TB_FLAGS, MEM_IDX, 0, 3) FIELD(TB_FLAGS, FS, 3, 2) /* Vector flags */ diff --git a/target/riscv/translate.c b/target/riscv/translate.c index d7a6de02df..c3fbae7cfe 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -1427,3 +1427,11 @@ void riscv_translate_init(void) load_val =3D tcg_global_mem_new(tcg_env, offsetof(CPURISCVState, load_= val), "load_val"); } + +#ifndef CONFIG_USER_ONLY +void cpu_set_exception_base(int vp_index, target_ulong address) +{ + RISCVCPU *vp =3D RISCV_CPU(qemu_get_cpu(vp_index)); + vp->env.resetvec =3D address; +} +#endif --=20 2.34.1