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([177.94.42.59]) by smtp.gmail.com with ESMTPSA id a11-20020a170902eccb00b001b9cdf11764sm11268306plh.31.2023.09.26.11.40.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Sep 2023 11:40:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1695753629; x=1696358429; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=m97eKcYhxutpzHRkswwj8gKLRsf806rl8f4MNHOdJoo=; b=VM22isqibD3M7ipeJ43G018GHAXPGIB038YFswArYpRkbenpPWI/wHJictqjCBm/nU 1bwg+v/N8usXw/zpYvn08zgR7X0XRkxQxKIcibXmRUF/sZVISDDKRCdMRGtmw+0XxMuy Um1yY4WEs6Tk4bkEgkmKvzdwmQK0W0tBfj3AYo5xicd8xosIXNtevedRERWIzvIyPwK9 I/fVjSmsGw94DG09aoWmBRO+zJfZtEqQPC9vkaiHkIPYrJY0BEhLNcMJ0lynq4XRt07P ON+9+0gKfdjGpiTV+WOElCjJ1DfCtzmPo6sevjAY11sve0xAv732u7xdNcdQGfWrB7Bk ia+g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1695753629; x=1696358429; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=m97eKcYhxutpzHRkswwj8gKLRsf806rl8f4MNHOdJoo=; b=uhlB7MNsnS8qqFNii0bUaYClD0bVON3TpsN3/zUt06ZdDF6CJFGTDyaa4F+kymQcst lUff8CLYrL+djcoH1BNL7esqiUtQHVP1qLCmC/0GhBIBy/TfEhkcCkEFjon2IKCO5RLz feDRwBQT9p1RQkIIaKqXPNl44unzsSD4F+8AA3DwLRpa/aPJQR+7ag1Vnfvro7CdNRlE fuIWE5mLIEb1PU4CpVs+PZ2kva44iawkIupbPF1GpFoBfMTMdwetYEJEM2OrHgflVmjv T3Nktc6n/I4OZxJ8Q00Roci4H0tpXOJW4t2y+VXQkbJb/21JvcXppdjvG9FycdUaxgsc qMUw== X-Gm-Message-State: AOJu0Yy6Q45xLhdTtpbvlyRXwnlglIcYW+yApoYHqvLSjlFi8dphwslG qQexTYUig1g+BZubi0TrCIjPJuMEjCQZsQjCEcI= X-Google-Smtp-Source: AGHT+IEH3O+jkvdvcQC1uzmxYNz7XPeDslme7LZRsVwO+ANFZwJd3pZkdodSunhzuuC2bBF4HbtEnA== X-Received: by 2002:a05:6a21:a584:b0:15e:556:bc26 with SMTP id gd4-20020a056a21a58400b0015e0556bc26mr11344429pzc.62.1695753628681; Tue, 26 Sep 2023 11:40:28 -0700 (PDT) From: Daniel Henrique Barboza To: qemu-devel@nongnu.org Cc: qemu-riscv@nongnu.org, alistair.francis@wdc.com, bmeng@tinylab.org, liweiwei@iscas.ac.cn, zhiwei_liu@linux.alibaba.com, palmer@rivosinc.com, Daniel Henrique Barboza Subject: [PATCH v2 1/6] target/riscv/kvm/kvm-cpu.c: add missing property getters() Date: Tue, 26 Sep 2023 15:40:14 -0300 Message-ID: <20230926184019.166352-2-dbarboza@ventanamicro.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230926184019.166352-1-dbarboza@ventanamicro.com> References: <20230926184019.166352-1-dbarboza@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::431; envelope-from=dbarboza@ventanamicro.com; helo=mail-pf1-x431.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ventanamicro.com) X-ZM-MESSAGEID: 1695753738733100003 Content-Type: text/plain; charset="utf-8" We got along without property getters in the KVM driver because we never needed them. But the incoming query-cpu-model-expansion API will use property getters and setters to retrieve the CPU characteristics. Add the missing getters for the KVM driver for both MISA and multi-letter extension properties. We're also adding an special getter for absent multi-letter properties that KVM doesn't implement that always return false. Signed-off-by: Daniel Henrique Barboza Reviewed-by: Alistair Francis --- target/riscv/kvm/kvm-cpu.c | 40 +++++++++++++++++++++++++++++++++++--- 1 file changed, 37 insertions(+), 3 deletions(-) diff --git a/target/riscv/kvm/kvm-cpu.c b/target/riscv/kvm/kvm-cpu.c index c6615cb807..b4c231f231 100644 --- a/target/riscv/kvm/kvm-cpu.c +++ b/target/riscv/kvm/kvm-cpu.c @@ -140,6 +140,19 @@ static KVMCPUConfig kvm_misa_ext_cfgs[] =3D { KVM_MISA_CFG(RVM, KVM_RISCV_ISA_EXT_M), }; =20 +static void kvm_cpu_get_misa_ext_cfg(Object *obj, Visitor *v, + const char *name, + void *opaque, Error **errp) +{ + KVMCPUConfig *misa_ext_cfg =3D opaque; + target_ulong misa_bit =3D misa_ext_cfg->offset; + RISCVCPU *cpu =3D RISCV_CPU(obj); + CPURISCVState *env =3D &cpu->env; + bool value =3D env->misa_ext_mask & misa_bit; + + visit_type_bool(v, name, &value, errp); +} + static void kvm_cpu_set_misa_ext_cfg(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) @@ -244,6 +257,17 @@ static uint32_t kvm_cpu_cfg_get(RISCVCPU *cpu, return *ext_enabled; } =20 +static void kvm_cpu_get_multi_ext_cfg(Object *obj, Visitor *v, + const char *name, + void *opaque, Error **errp) +{ + KVMCPUConfig *multi_ext_cfg =3D opaque; + RISCVCPU *cpu =3D RISCV_CPU(obj); + bool value =3D kvm_cpu_cfg_get(cpu, multi_ext_cfg); + + visit_type_bool(v, name, &value, errp); +} + static void kvm_cpu_set_multi_ext_cfg(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) @@ -346,6 +370,15 @@ static void kvm_riscv_update_cpu_cfg_isa_ext(RISCVCPU = *cpu, CPUState *cs) } } =20 +static void cpu_get_cfg_unavailable(Object *obj, Visitor *v, + const char *name, + void *opaque, Error **errp) +{ + bool value =3D false; + + visit_type_bool(v, name, &value, errp); +} + static void cpu_set_cfg_unavailable(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) @@ -376,7 +409,8 @@ static void riscv_cpu_add_kvm_unavail_prop(Object *obj,= const char *prop_name) * to enable any of them. */ object_property_add(obj, prop_name, "bool", - NULL, cpu_set_cfg_unavailable, + cpu_get_cfg_unavailable, + cpu_set_cfg_unavailable, NULL, (void *)prop_name); } =20 @@ -406,7 +440,7 @@ static void kvm_riscv_add_cpu_user_properties(Object *c= pu_obj) misa_cfg->description =3D riscv_get_misa_ext_description(bit); =20 object_property_add(cpu_obj, misa_cfg->name, "bool", - NULL, + kvm_cpu_get_misa_ext_cfg, kvm_cpu_set_misa_ext_cfg, NULL, misa_cfg); object_property_set_description(cpu_obj, misa_cfg->name, @@ -422,7 +456,7 @@ static void kvm_riscv_add_cpu_user_properties(Object *c= pu_obj) KVMCPUConfig *multi_cfg =3D &kvm_multi_ext_cfgs[i]; =20 object_property_add(cpu_obj, multi_cfg->name, "bool", - NULL, + kvm_cpu_get_multi_ext_cfg, kvm_cpu_set_multi_ext_cfg, NULL, multi_cfg); } --=20 2.41.0