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[PATCH 08/20] target/riscv: move 'host' CPU declaration to kvm.c


From: Daniel Henrique Barboza
Subject: [PATCH 08/20] target/riscv: move 'host' CPU declaration to kvm.c
Date: Fri, 25 Aug 2023 10:08:41 -0300

This CPU only exists if we're compiling with KVM so move it to the kvm
specific file. While we're at it, change its class_init() to enable the
user_extensions_flag class property, sparing us from having to execute
riscv_cpu_add_user_properties() by hand and letting the post_init() hook
do the work.

Signed-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
---
 target/riscv/cpu.c | 23 -----------------------
 target/riscv/kvm.c | 29 +++++++++++++++++++++++++++++
 2 files changed, 29 insertions(+), 23 deletions(-)

diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index f67b782675..dbf81796d2 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -655,19 +655,6 @@ static void rv32_imafcu_nommu_cpu_init(Object *obj)
 }
 #endif
 
-#if defined(CONFIG_KVM)
-static void riscv_host_cpu_init(Object *obj)
-{
-    CPURISCVState *env = &RISCV_CPU(obj)->env;
-#if defined(TARGET_RISCV32)
-    set_misa(env, MXL_RV32, 0);
-#elif defined(TARGET_RISCV64)
-    set_misa(env, MXL_RV64, 0);
-#endif
-    riscv_cpu_add_user_properties(obj);
-}
-#endif /* CONFIG_KVM */
-
 static ObjectClass *riscv_cpu_class_by_name(const char *cpu_model)
 {
     ObjectClass *oc;
@@ -2000,13 +1987,6 @@ static void riscv_vendor_cpu_class_init(ObjectClass *c, 
void *data)
     rcc->user_extension_properties = false;
 }
 
-#define DEFINE_CPU(type_name, initfn)      \
-    {                                      \
-        .name = type_name,                 \
-        .parent = TYPE_RISCV_CPU,          \
-        .instance_init = initfn            \
-    }
-
 #define DEFINE_DYNAMIC_CPU(type_name, initfn) \
     {                                         \
         .name = type_name,                    \
@@ -2047,9 +2027,6 @@ static const TypeInfo riscv_cpu_type_infos[] = {
     },
     DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_ANY,      riscv_any_cpu_init),
     DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_MAX,      riscv_max_cpu_init),
-#if defined(CONFIG_KVM)
-    DEFINE_CPU(TYPE_RISCV_CPU_HOST,             riscv_host_cpu_init),
-#endif
 #if defined(TARGET_RISCV32)
     DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_BASE32,   rv32_base_cpu_init),
     DEFINE_VENDOR_CPU(TYPE_RISCV_CPU_IBEX,             rv32_ibex_cpu_init),
diff --git a/target/riscv/kvm.c b/target/riscv/kvm.c
index 7c6dec05e3..59004caa8e 100644
--- a/target/riscv/kvm.c
+++ b/target/riscv/kvm.c
@@ -1217,3 +1217,32 @@ void kvm_riscv_aia_create(MachineState *machine, 
uint64_t group_shift,
 
     kvm_msi_via_irqfd_allowed = kvm_irqfds_enabled();
 }
+
+static void riscv_host_cpu_init(Object *obj)
+{
+    CPURISCVState *env = &RISCV_CPU(obj)->env;
+
+#if defined(TARGET_RISCV32)
+    env->misa_mxl_max = env->misa_mxl = MXL_RV32;
+#elif defined(TARGET_RISCV64)
+    env->misa_mxl_max = env->misa_mxl = MXL_RV64;
+#endif
+}
+
+static void riscv_kvm_cpu_class_init(ObjectClass *c, void *data)
+{
+    RISCVCPUClass *rcc = RISCV_CPU_CLASS(c);
+
+    rcc->user_extension_properties = true;
+}
+
+static const TypeInfo riscv_kvm_cpu_type_infos[] = {
+    {
+        .name = TYPE_RISCV_CPU_HOST,
+        .parent = TYPE_RISCV_CPU,
+        .instance_init = riscv_host_cpu_init,
+        .class_init = riscv_kvm_cpu_class_init,
+    }
+};
+
+DEFINE_TYPES(riscv_kvm_cpu_type_infos)
-- 
2.41.0




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