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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=216.71.154.45; envelope-from=prvs=558518344=alistair.francis@wdc.com; helo=esa6.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/23 11:44:34 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, 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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair.francis@wdc.com, bmeng.cn@gmail.com, palmer@dabbelt.com, alistair23@gmail.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Signed-off-by: Alistair Francis Reviewed-by: Bin Meng Tested-by: Bin Meng --- target/riscv/cpu.c | 25 ++++++++++++++++--------- 1 file changed, 16 insertions(+), 9 deletions(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 1b3efc1c81..c77687ccb2 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -150,14 +150,14 @@ static void riscv_any_cpu_init(Object *obj) set_priv_version(env, PRIV_VERSION_1_11_0); } =20 -static void riscv_base_cpu_init(Object *obj) +#if defined(TARGET_RISCV64) +static void rv64_base_cpu_init(Object *obj) { CPURISCVState *env =3D &RISCV_CPU(obj)->env; /* We set this in the realise function */ - set_misa(env, 0); + set_misa(env, RV64); } =20 -#ifdef TARGET_RISCV64 static void rv64_sifive_u_cpu_init(Object *obj) { CPURISCVState *env =3D &RISCV_CPU(obj)->env; @@ -173,6 +173,13 @@ static void rv64_sifive_e_cpu_init(Object *obj) qdev_prop_set_bit(DEVICE(obj), "mmu", false); } #else +static void rv32_base_cpu_init(Object *obj) +{ + CPURISCVState *env =3D &RISCV_CPU(obj)->env; + /* We set this in the realise function */ + set_misa(env, RV32); +} + static void rv32_sifive_u_cpu_init(Object *obj) { CPURISCVState *env =3D &RISCV_CPU(obj)->env; @@ -369,7 +376,7 @@ static void riscv_cpu_realize(DeviceState *dev, Error *= *errp) RISCVCPUClass *mcc =3D RISCV_CPU_GET_CLASS(dev); int priv_version =3D PRIV_VERSION_1_11_0; int vext_version =3D VEXT_VERSION_0_07_1; - target_ulong target_misa =3D 0; + target_ulong target_misa =3D env->misa; Error *local_err =3D NULL; =20 cpu_exec_realizefn(cs, &local_err); @@ -404,8 +411,8 @@ static void riscv_cpu_realize(DeviceState *dev, Error *= *errp) =20 set_resetvec(env, cpu->cfg.resetvec); =20 - /* If misa isn't set (rv32 and rv64 machines) set it here */ - if (!env->misa) { + /* If only XLEN is set for misa, then set misa from properties */ + if (env->misa =3D=3D RV32 || env->misa =3D=3D RV64) { /* Do some ISA extension error checking */ if (cpu->cfg.ext_i && cpu->cfg.ext_e) { error_setg(errp, @@ -501,7 +508,7 @@ static void riscv_cpu_realize(DeviceState *dev, Error *= *errp) set_vext_version(env, vext_version); } =20 - set_misa(env, RVXLEN | target_misa); + set_misa(env, target_misa); } =20 riscv_cpu_register_gdb_regs_for_features(cs); @@ -659,13 +666,13 @@ static const TypeInfo riscv_cpu_type_infos[] =3D { }, DEFINE_CPU(TYPE_RISCV_CPU_ANY, riscv_any_cpu_init), #if defined(TARGET_RISCV32) - DEFINE_CPU(TYPE_RISCV_CPU_BASE32, riscv_base_cpu_init), + DEFINE_CPU(TYPE_RISCV_CPU_BASE32, rv32_base_cpu_init), DEFINE_CPU(TYPE_RISCV_CPU_IBEX, rv32_ibex_cpu_init), DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E31, rv32_sifive_e_cpu_init), DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E34, rv32_imafcu_nommu_cpu_init= ), DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U34, rv32_sifive_u_cpu_init), #elif defined(TARGET_RISCV64) - DEFINE_CPU(TYPE_RISCV_CPU_BASE64, riscv_base_cpu_init), + DEFINE_CPU(TYPE_RISCV_CPU_BASE64, rv64_base_cpu_init), DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E51, rv64_sifive_e_cpu_init), DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U54, rv64_sifive_u_cpu_init), #endif --=20 2.28.0