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authorAndreas Färber <afaerber@suse.de>2012-04-02 11:39:23 +0200
committerAndreas Färber <afaerber@suse.de>2012-04-04 17:29:23 +0200
commit29e4bcb26b80f975920508c83a9f24f29eb6bc1a (patch)
tree1b2a133086a32ebcb1b54d0cfa967a74cda2aa7d
parentf05f6b4adb4db3affb0cdd17383b0a7e905e66e1 (diff)
target-s390x: QOM'ify CPU
Embed CPUS390XState as first member of S390CPU. Since -cpu is being ignored, make TYPE_S390_CPU non-abstract. Signed-off-by: Andreas Färber <afaerber@suse.de> Tested-by: Christian Borntraeger <borntraeger@de.ibm.com>
-rw-r--r--Makefile.target1
-rw-r--r--target-s390x/cpu-qom.h71
-rw-r--r--target-s390x/cpu.c60
-rw-r--r--target-s390x/cpu.h2
-rw-r--r--target-s390x/helper.c4
5 files changed, 137 insertions, 1 deletions
diff --git a/Makefile.target b/Makefile.target
index cff15f0e13..999a968abe 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -93,6 +93,7 @@ libobj-$(TARGET_SPARC64) += vis_helper.o
libobj-$(CONFIG_NEED_MMU) += mmu.o
libobj-$(TARGET_ARM) += neon_helper.o iwmmxt_helper.o
libobj-$(TARGET_ARM) += cpu.o
+libobj-$(TARGET_S390X) += cpu.o
ifeq ($(TARGET_BASE_ARCH), sparc)
libobj-y += fop_helper.o cc_helper.o win_helper.o mmu_helper.o ldst_helper.o
libobj-y += cpu_init.o
diff --git a/target-s390x/cpu-qom.h b/target-s390x/cpu-qom.h
new file mode 100644
index 0000000000..6fa55a80a5
--- /dev/null
+++ b/target-s390x/cpu-qom.h
@@ -0,0 +1,71 @@
+/*
+ * QEMU S/390 CPU
+ *
+ * Copyright (c) 2012 SUSE LINUX Products GmbH
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see
+ * <http://www.gnu.org/licenses/lgpl-2.1.html>
+ */
+#ifndef QEMU_S390_CPU_QOM_H
+#define QEMU_S390_CPU_QOM_H
+
+#include "qemu/cpu.h"
+#include "cpu.h"
+
+#define TYPE_S390_CPU "s390-cpu"
+
+#define S390_CPU_CLASS(klass) \
+ OBJECT_CLASS_CHECK(S390CPUClass, (klass), TYPE_S390_CPU)
+#define S390_CPU(obj) \
+ OBJECT_CHECK(S390CPU, (obj), TYPE_S390_CPU)
+#define S390_CPU_GET_CLASS(obj) \
+ OBJECT_GET_CLASS(S390CPUClass, (obj), TYPE_S390_CPU)
+
+/**
+ * S390CPUClass:
+ * @parent_reset: The parent class' reset handler.
+ *
+ * An S/390 CPU model.
+ */
+typedef struct S390CPUClass {
+ /*< private >*/
+ CPUClass parent_class;
+ /*< public >*/
+
+ void (*parent_reset)(CPUState *cpu);
+} S390CPUClass;
+
+/**
+ * S390CPU:
+ * @env: #CPUS390XState.
+ *
+ * An S/390 CPU.
+ */
+typedef struct S390CPU {
+ /*< private >*/
+ CPUState parent_obj;
+ /*< public >*/
+
+ CPUS390XState env;
+} S390CPU;
+
+static inline S390CPU *s390_env_get_cpu(CPUS390XState *env)
+{
+ return S390_CPU(container_of(env, S390CPU, env));
+}
+
+#define ENV_GET_CPU(e) CPU(s390_env_get_cpu(e))
+
+
+#endif
diff --git a/target-s390x/cpu.c b/target-s390x/cpu.c
new file mode 100644
index 0000000000..94320f241b
--- /dev/null
+++ b/target-s390x/cpu.c
@@ -0,0 +1,60 @@
+/*
+ * QEMU S/390 CPU
+ *
+ * Copyright (c) 2012 SUSE LINUX Products GmbH
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see
+ * <http://www.gnu.org/licenses/lgpl-2.1.html>
+ */
+
+#include "cpu-qom.h"
+#include "qemu-common.h"
+#include "qemu-timer.h"
+
+
+static void s390_cpu_reset(CPUState *s)
+{
+ S390CPU *cpu = S390_CPU(s);
+ S390CPUClass *scc = S390_CPU_GET_CLASS(cpu);
+ CPUS390XState *env = &cpu->env;
+
+ scc->parent_reset(s);
+
+ cpu_state_reset(env);
+}
+
+static void s390_cpu_class_init(ObjectClass *oc, void *data)
+{
+ S390CPUClass *scc = S390_CPU_CLASS(oc);
+ CPUClass *cc = CPU_CLASS(scc);
+
+ scc->parent_reset = cc->reset;
+ cc->reset = s390_cpu_reset;
+}
+
+static const TypeInfo s390_cpu_type_info = {
+ .name = TYPE_S390_CPU,
+ .parent = TYPE_CPU,
+ .instance_size = sizeof(S390CPU),
+ .abstract = false,
+ .class_size = sizeof(S390CPUClass),
+ .class_init = s390_cpu_class_init,
+};
+
+static void s390_cpu_register_types(void)
+{
+ type_register_static(&s390_cpu_type_info);
+}
+
+type_init(s390_cpu_register_types)
diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h
index ea849fca1e..c6ee959a38 100644
--- a/target-s390x/cpu.h
+++ b/target-s390x/cpu.h
@@ -991,4 +991,6 @@ static inline void cpu_pc_from_tb(CPUS390XState *env, TranslationBlock* tb)
env->psw.addr = tb->pc;
}
+#include "cpu-qom.h"
+
#endif
diff --git a/target-s390x/helper.c b/target-s390x/helper.c
index 44d50484d5..ae57ab3f15 100644
--- a/target-s390x/helper.c
+++ b/target-s390x/helper.c
@@ -70,6 +70,7 @@ static void s390x_cpu_timer(void *opaque)
CPUS390XState *cpu_s390x_init(const char *cpu_model)
{
+ S390CPU *cpu;
CPUS390XState *env;
#if !defined (CONFIG_USER_ONLY)
struct tm tm;
@@ -77,7 +78,8 @@ CPUS390XState *cpu_s390x_init(const char *cpu_model)
static int inited = 0;
static int cpu_num = 0;
- env = g_malloc0(sizeof(CPUS390XState));
+ cpu = S390_CPU(object_new(TYPE_S390_CPU));
+ env = &cpu->env;
cpu_exec_init(env);
if (tcg_enabled() && !inited) {
inited = 1;