target-s390: Add format based disassassmbly infrastructure

[qemu.git] / hw / apic_common.c

diff --git a/hw/apic_common.c b/hw/apic_common.c
index 9a3b1c512d19c7ddf6941904559eb4c50c19d244..0658be93c1d3f3b0b553e79ef7d246088f57549e 100644 (file)
--- a/hw/apic_common.c
+++ b/hw/apic_common.c
@@ -20,8 +20,10 @@
 #include "apic.h"
 #include "apic_internal.h"
 #include "trace.h"
+#include "sysemu/kvm.h"
 
 static int apic_irq_delivered;
+bool apic_report_tpr_access;
 
 void cpu_set_apic_base(DeviceState *d, uint64_t val)
 {
@@ -41,8 +43,8 @@ uint64_t cpu_get_apic_base(DeviceState *d)
         trace_cpu_get_apic_base((uint64_t)s->apicbase);
         return s->apicbase;
     } else {
-        trace_cpu_get_apic_base(0);
-        return 0;
+        trace_cpu_get_apic_base(MSR_IA32_APICBASE_BSP);
+        return MSR_IA32_APICBASE_BSP;
     }
 }
 
@@ -62,10 +64,46 @@ void cpu_set_apic_tpr(DeviceState *d, uint8_t val)
 }
 
 uint8_t cpu_get_apic_tpr(DeviceState *d)
+{
+    APICCommonState *s;
+    APICCommonClass *info;
+
+    if (!d) {
+        return 0;
+    }
+
+    s = APIC_COMMON(d);
+    info = APIC_COMMON_GET_CLASS(s);
+
+    return info->get_tpr(s);
+}
+
+void apic_enable_tpr_access_reporting(DeviceState *d, bool enable)
 {
     APICCommonState *s = DO_UPCAST(APICCommonState, busdev.qdev, d);
+    APICCommonClass *info = APIC_COMMON_GET_CLASS(s);
+
+    apic_report_tpr_access = enable;
+    if (info->enable_tpr_reporting) {
+        info->enable_tpr_reporting(s, enable);
+    }
+}
+
+void apic_enable_vapic(DeviceState *d, hwaddr paddr)
+{
+    APICCommonState *s = DO_UPCAST(APICCommonState, busdev.qdev, d);
+    APICCommonClass *info = APIC_COMMON_GET_CLASS(s);
 
-    return s ? s->tpr >> 4 : 0;
+    s->vapic_paddr = paddr;
+    info->vapic_base_update(s);
+}
+
+void apic_handle_tpr_access_report(DeviceState *d, target_ulong ip,
+                                   TPRAccess access)
+{
+    APICCommonState *s = DO_UPCAST(APICCommonState, busdev.qdev, d);
+
+    vapic_report_tpr_access(s->vapic, &s->cpu->env, ip, access);
 }
 
 void apic_report_irq_delivered(int delivered)
@@ -163,15 +201,29 @@ void apic_init_reset(DeviceState *d)
     s->timer_expiry = -1;
 }
 
+void apic_designate_bsp(DeviceState *d)
+{
+    if (d == NULL) {
+        return;
+    }
+
+    APICCommonState *s = APIC_COMMON(d);
+    s->apicbase |= MSR_IA32_APICBASE_BSP;
+}
+
 static void apic_reset_common(DeviceState *d)
 {
     APICCommonState *s = DO_UPCAST(APICCommonState, busdev.qdev, d);
+    APICCommonClass *info = APIC_COMMON_GET_CLASS(s);
     bool bsp;
 
-    bsp = cpu_is_bsp(s->cpu_env);
+    bsp = cpu_is_bsp(s->cpu);
     s->apicbase = 0xfee00000 |
         (bsp ? MSR_IA32_APICBASE_BSP : 0) | MSR_IA32_APICBASE_ENABLE;
 
+    s->vapic_paddr = 0;
+    info->vapic_base_update(s);
+
     apic_init_reset(d);
 
     if (bsp) {
@@ -188,6 +240,7 @@ static void apic_reset_common(DeviceState *d)
 static int apic_load_old(QEMUFile *f, void *opaque, int version_id)
 {
     APICCommonState *s = opaque;
+    APICCommonClass *info = APIC_COMMON_GET_CLASS(s);
     int i;
 
     if (version_id > 2) {
@@ -220,7 +273,11 @@ static int apic_load_old(QEMUFile *f, void *opaque, int version_id)
     s->next_time = qemu_get_be64(f);
 
     if (version_id >= 2) {
-        qemu_get_timer(f, s->timer);
+        s->timer_expiry = qemu_get_be64(f);
+    }
+
+    if (info->post_load) {
+        info->post_load(s);
     }
     return 0;
 }
@@ -229,6 +286,7 @@ static int apic_init_common(SysBusDevice *dev)
 {
     APICCommonState *s = APIC_COMMON(dev);
     APICCommonClass *info;
+    static DeviceState *vapic;
     static int apic_no;
 
     if (apic_no >= MAX_APICS) {
@@ -239,10 +297,31 @@ static int apic_init_common(SysBusDevice *dev)
     info = APIC_COMMON_GET_CLASS(s);
     info->init(s);
 
-    sysbus_init_mmio(&s->busdev, &s->io_memory);
+    sysbus_init_mmio(dev, &s->io_memory);
+
+    /* Note: We need at least 1M to map the VAPIC option ROM */
+    if (!vapic && s->vapic_control & VAPIC_ENABLE_MASK &&
+        ram_size >= 1024 * 1024) {
+        vapic = sysbus_create_simple("kvmvapic", -1, NULL);
+    }
+    s->vapic = vapic;
+    if (apic_report_tpr_access && info->enable_tpr_reporting) {
+        info->enable_tpr_reporting(s, true);
+    }
+
     return 0;
 }
 
+static void apic_dispatch_pre_save(void *opaque)
+{
+    APICCommonState *s = APIC_COMMON(opaque);
+    APICCommonClass *info = APIC_COMMON_GET_CLASS(s);
+
+    if (info->pre_save) {
+        info->pre_save(s);
+    }
+}
+
 static int apic_dispatch_post_load(void *opaque, int version_id)
 {
     APICCommonState *s = APIC_COMMON(opaque);
@@ -260,6 +339,7 @@ static const VMStateDescription vmstate_apic_common = {
     .minimum_version_id = 3,
     .minimum_version_id_old = 1,
     .load_state_old = apic_load_old,
+    .pre_save = apic_dispatch_pre_save,
     .post_load = apic_dispatch_post_load,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32(apicbase, APICCommonState),
@@ -288,14 +368,20 @@ static const VMStateDescription vmstate_apic_common = {
 
 static Property apic_properties_common[] = {
     DEFINE_PROP_UINT8("id", APICCommonState, id, -1),
-    DEFINE_PROP_PTR("cpu_env", APICCommonState, cpu_env),
+    DEFINE_PROP_BIT("vapic", APICCommonState, vapic_control, VAPIC_ENABLE_BIT,
+                    true),
     DEFINE_PROP_END_OF_LIST(),
 };
 
 static void apic_common_class_init(ObjectClass *klass, void *data)
 {
     SysBusDeviceClass *sc = SYS_BUS_DEVICE_CLASS(klass);
+    DeviceClass *dc = DEVICE_CLASS(klass);
 
+    dc->vmsd = &vmstate_apic_common;
+    dc->reset = apic_reset_common;
+    dc->no_user = 1;
+    dc->props = apic_properties_common;
     sc->init = apic_init_common;
 }
 
@@ -308,19 +394,9 @@ static TypeInfo apic_common_type = {
     .abstract = true,
 };
 
-void apic_qdev_register(DeviceInfo *info)
-{
-    info->size = sizeof(APICCommonState),
-    info->vmsd = &vmstate_apic_common;
-    info->reset = apic_reset_common;
-    info->no_user = 1;
-    info->props = apic_properties_common;
-    sysbus_qdev_register_subclass(info, TYPE_APIC_COMMON);
-}
-
-static void register_devices(void)
+static void register_types(void)
 {
     type_register_static(&apic_common_type);
 }
 
-device_init(register_devices);
+type_init(register_types)