Introduce virCPUarmData to virCPUData and related
structs to cpu_arm.c for ARM cpus.
Signed-off-by: Zhenyu Zheng <zheng.zhenyu@xxxxxxxxxxx>
---
src/cpu/Makefile.inc.am | 1 +
src/cpu/cpu.h | 2 ++
src/cpu/cpu_arm.c | 80 ++++++++++++++++++++++++++++++++++++++++-
src/cpu/cpu_arm_data.h | 32 +++++++++++++++++
4 files changed, 114 insertions(+), 1 deletion(-)
create mode 100644 src/cpu/cpu_arm_data.h
diff --git a/src/cpu/Makefile.inc.am b/src/cpu/Makefile.inc.am
index 0abeee87b6..228112a3c6 100644
--- a/src/cpu/Makefile.inc.am
+++ b/src/cpu/Makefile.inc.am
@@ -9,6 +9,7 @@ CPU_SOURCES = \
cpu/cpu_s390.h \
cpu/cpu_s390.c \
cpu/cpu_arm.h \
+ cpu/cpu_arm_data.h \
cpu/cpu_arm.c \
cpu/cpu_ppc64.h \
cpu/cpu_ppc64.c \
diff --git a/src/cpu/cpu.h b/src/cpu/cpu.h
index f779d2be17..ec22a183a1 100644
--- a/src/cpu/cpu.h
+++ b/src/cpu/cpu.h
@@ -27,6 +27,7 @@
#include "cpu_conf.h"
#include "cpu_x86_data.h"
#include "cpu_ppc64_data.h"
+#include "cpu_arm_data.h"
typedef struct _virCPUData virCPUData;
@@ -36,6 +37,7 @@ struct _virCPUData {
union {
virCPUx86Data x86;
virCPUppc64Data ppc64;
+ virCPUarmData arm;
/* generic driver needs no data */
} data;
};
diff --git a/src/cpu/cpu_arm.c b/src/cpu/cpu_arm.c
index ee5802198f..1bb0afb762 100644
--- a/src/cpu/cpu_arm.c
+++ b/src/cpu/cpu_arm.c
@@ -1,6 +1,7 @@
/*
* cpu_arm.c: CPU driver for arm CPUs
*
+ * Copyright (C) 2020 Huawei Technologies Co., Ltd.
* Copyright (C) 2013 Red Hat, Inc.
* Copyright (C) Canonical Ltd. 2012
*
@@ -23,12 +24,16 @@
#include "viralloc.h"
#include "cpu.h"
+#include "cpu_arm.h"
#include "cpu_map.h"
+#include "virlog.h"
#include "virstring.h"
#include "virxml.h"
#define VIR_FROM_THIS VIR_FROM_CPU
+VIR_LOG_INIT("cpu.cpu_arm");
+
static const virArch archs[] = {
VIR_ARCH_ARMV6L,
VIR_ARCH_ARMV7B,
@@ -36,6 +41,21 @@ static const virArch archs[] = {
VIR_ARCH_AARCH64,
};
+typedef struct _virCPUarmVendor virCPUarmVendor;
+typedef virCPUarmVendor *virCPUarmVendorPtr;
+struct _virCPUarmVendor {
+ char *name;
+ unsigned long value;
+};
+
+typedef struct _virCPUarmModel virCPUarmModel;
+typedef virCPUarmModel *virCPUarmModelPtr;
+struct _virCPUarmModel {
+ char *name;
+ virCPUarmVendorPtr vendor;
+ virCPUarmData data;
+};
+
typedef struct _virCPUarmFeature virCPUarmFeature;
typedef virCPUarmFeature *virCPUarmFeaturePtr;
struct _virCPUarmFeature {
@@ -64,6 +84,10 @@ G_DEFINE_AUTOPTR_CLEANUP_FUNC(virCPUarmFeature, virCPUarmFeatureFree);
typedef struct _virCPUarmMap virCPUarmMap;
typedef virCPUarmMap *virCPUarmMapPtr;
struct _virCPUarmMap {
+ size_t nvendors;
+ virCPUarmVendorPtr *vendors;
+ size_t nmodels;
+ virCPUarmModelPtr *models;
GPtrArray *features;
};
@@ -81,12 +105,66 @@ virCPUarmMapNew(void)
return map;
}
+static void
+virCPUarmDataClear(virCPUarmData *data)
+{
+ if (!data)
+ return;
+
+ virStringListFree(data->features);
+}
+
+static void
+virCPUarmDataFree(virCPUDataPtr cpuData)
+{
+ if (!cpuData)
+ return;
+
+ virCPUarmDataClear(&cpuData->data.arm);
+ g_free(cpuData);
+}
+
+static void
+virCPUarmModelFree(virCPUarmModelPtr model)
+{
+ if (!model)
+ return;
+
+ virCPUarmDataClear(&model->data);
+ g_free(model->name);
+ g_free(model);
+}
+
+G_DEFINE_AUTOPTR_CLEANUP_FUNC(virCPUarmModel, virCPUarmModelFree);
+
+static void
+virCPUarmVendorFree(virCPUarmVendorPtr vendor)
+{
+ if (!vendor)
+ return;
+
+ g_free(vendor->name);
+ g_free(vendor);
+}
+
+G_DEFINE_AUTOPTR_CLEANUP_FUNC(virCPUarmVendor, virCPUarmVendorFree);
+
static void
virCPUarmMapFree(virCPUarmMapPtr map)
{
+ size_t i;
+
if (!map)
return;
+ for (i = 0; i < map->nmodels; i++)
+ virCPUarmModelFree(map->models[i]);
+ g_free(map->models);
+
+ for (i = 0; i < map->nvendors; i++)
+ virCPUarmVendorFree(map->vendors[i]);
+ g_free(map->vendors);
+
g_ptr_array_free(map->features, TRUE);
g_free(map);
@@ -201,7 +279,6 @@ virCPUarmUpdate(virCPUDefPtr guest,
return ret;
}
-
static virCPUDefPtr
virCPUarmBaseline(virCPUDefPtr *cpus,
unsigned int ncpus G_GNUC_UNUSED,
@@ -259,6 +336,7 @@ struct cpuArchDriver cpuDriverArm = {
.compare = virCPUarmCompare,
.decode = NULL,
.encode = NULL,
+ .dataFree = virCPUarmDataFree,
.baseline = virCPUarmBaseline,
.update = virCPUarmUpdate,
.validateFeatures = virCPUarmValidateFeatures,
diff --git a/src/cpu/cpu_arm_data.h b/src/cpu/cpu_arm_data.h
new file mode 100644
index 0000000000..9b931cb8aa
--- /dev/null
+++ b/src/cpu/cpu_arm_data.h
@@ -0,0 +1,32 @@
+/*
+ * cpu_arm_data.h: 64-bit arm CPU specific data
+ *
+ * Copyright (C) 2020 Huawei Technologies Co., Ltd.
+ *
+ * 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/>.
+ *
+ */
+
+#pragma once
+
+#define VIR_CPU_ARM_DATA_INIT { 0 }
+
+typedef struct _virCPUarmData virCPUarmData;
+struct _virCPUarmData {
+ unsigned long vendor_id;
+ unsigned long pvr;
+ char **features;
+ size_t nfeatures;
+};
--
2.20.1
