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fe3d84fd83
qemu-kvm/0007-Add-aarch64-machine-types.patch
Danilo C. L. de Paula fe3d84fd83 Rebase to qemu-kvm-3.1.0
2018-12-13 10:55:49 -02:00

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From 68e46b1a3bc650bc35ccc49606c3f31e29165512 Mon Sep 17 00:00:00 2001
From: Miroslav Rezanina <mrezanin@redhat.com>
Date: Fri, 19 Oct 2018 12:53:31 +0200
Subject: Add aarch64 machine types
Adding changes to add RHEL machine types for aarch64 architecture.
Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
---
hw/arm/virt.c | 126 +++++++++++++++++++++++++++++++++++++++++++++++++-
include/hw/arm/virt.h | 22 +++++++++
2 files changed, 147 insertions(+), 1 deletion(-)
diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index f69e7eb..84a86c1 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -60,6 +60,7 @@
#include "standard-headers/linux/input.h"
#include "hw/arm/smmuv3.h"
+#if 0 /* disabled Red Hat Enterprise Linux */
#define DEFINE_VIRT_MACHINE_LATEST(major, minor, latest) \
static void virt_##major##_##minor##_class_init(ObjectClass *oc, \
void *data) \
@@ -87,7 +88,36 @@
DEFINE_VIRT_MACHINE_LATEST(major, minor, true)
#define DEFINE_VIRT_MACHINE(major, minor) \
DEFINE_VIRT_MACHINE_LATEST(major, minor, false)
-
+#endif /* disabled for RHEL */
+
+#define DEFINE_RHEL_MACHINE_LATEST(m, n, s, latest) \
+ static void rhel##m##n##s##_virt_class_init(ObjectClass *oc, \
+ void *data) \
+ { \
+ MachineClass *mc = MACHINE_CLASS(oc); \
+ rhel##m##n##s##_virt_options(mc); \
+ mc->desc = "RHEL " # m "." # n "." # s " ARM Virtual Machine"; \
+ if (latest) { \
+ mc->alias = "virt"; \
+ mc->is_default = 1; \
+ } \
+ } \
+ static const TypeInfo rhel##m##n##s##_machvirt_info = { \
+ .name = MACHINE_TYPE_NAME("virt-rhel" # m "." # n "." # s), \
+ .parent = TYPE_RHEL_MACHINE, \
+ .instance_init = rhel##m##n##s##_virt_instance_init, \
+ .class_init = rhel##m##n##s##_virt_class_init, \
+ }; \
+ static void rhel##m##n##s##_machvirt_init(void) \
+ { \
+ type_register_static(&rhel##m##n##s##_machvirt_info); \
+ } \
+ type_init(rhel##m##n##s##_machvirt_init);
+
+#define DEFINE_RHEL_MACHINE_AS_LATEST(major, minor, subminor) \
+ DEFINE_RHEL_MACHINE_LATEST(major, minor, subminor, true)
+#define DEFINE_RHEL_MACHINE(major, minor, subminor) \
+ DEFINE_RHEL_MACHINE_LATEST(major, minor, subminor, false)
/* Number of external interrupt lines to configure the GIC with */
#define NUM_IRQS 256
@@ -1578,6 +1608,7 @@ static void machvirt_init(MachineState *machine)
qemu_add_machine_init_done_notifier(&vms->machine_done);
}
+#if 0 /* disabled for RHEL */
static bool virt_get_secure(Object *obj, Error **errp)
{
VirtMachineState *vms = VIRT_MACHINE(obj);
@@ -1606,6 +1637,7 @@ static void virt_set_virt(Object *obj, bool value, Error **errp)
vms->virt = value;
}
+#endif /* disabled for RHEL */
static bool virt_get_highmem(Object *obj, Error **errp)
{
VirtMachineState *vms = VIRT_MACHINE(obj);
@@ -1660,6 +1692,7 @@ static void virt_set_gic_version(Object *obj, const char *value, Error **errp)
}
}
+#if 0
static char *virt_get_iommu(Object *obj, Error **errp)
{
VirtMachineState *vms = VIRT_MACHINE(obj);
@@ -1687,6 +1720,7 @@ static void virt_set_iommu(Object *obj, const char *value, Error **errp)
error_append_hint(errp, "Valid values are none, smmuv3.\n");
}
}
+#endif
static CpuInstanceProperties
virt_cpu_index_to_props(MachineState *ms, unsigned cpu_index)
@@ -1726,6 +1760,7 @@ static const CPUArchIdList *virt_possible_cpu_arch_ids(MachineState *ms)
return ms->possible_cpus;
}
+#if 0 /* disabled for RHEL */
static void virt_machine_device_plug_cb(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp)
{
@@ -1890,6 +1925,9 @@ DEFINE_VIRT_MACHINE(3, 0)
#define VIRT_COMPAT_2_12 \
HW_COMPAT_2_12
+#define VIRT_COMPAT_2_12 \
+ HW_COMPAT_2_12
+
static void virt_2_12_instance_init(Object *obj)
{
virt_3_0_instance_init(obj);
@@ -2017,3 +2055,89 @@ static void virt_machine_2_6_options(MachineClass *mc)
vmc->no_pmu = true;
}
DEFINE_VIRT_MACHINE(2, 6)
+#endif /* disabled for RHEL */
+
+static void rhel_machine_class_init(ObjectClass *oc, void *data)
+{
+ MachineClass *mc = MACHINE_CLASS(oc);
+
+ mc->family = "virt-rhel-Z";
+ mc->init = machvirt_init;
+ /* Start max_cpus at the maximum QEMU supports. We'll further restrict
+ * it later in machvirt_init, where we have more information about the
+ * configuration of the particular instance.
+ */
+ mc->max_cpus = 255;
+ mc->block_default_type = IF_VIRTIO;
+ mc->no_cdrom = 1;
+ mc->pci_allow_0_address = true;
+ /* We know we will never create a pre-ARMv7 CPU which needs 1K pages */
+ mc->minimum_page_bits = 12;
+ mc->possible_cpu_arch_ids = virt_possible_cpu_arch_ids;
+ mc->cpu_index_to_instance_props = virt_cpu_index_to_props;
+ mc->default_cpu_type = ARM_CPU_TYPE_NAME("cortex-a57");
+ mc->get_default_cpu_node_id = virt_get_default_cpu_node_id;
+}
+
+static const TypeInfo rhel_machine_info = {
+ .name = TYPE_RHEL_MACHINE,
+ .parent = TYPE_MACHINE,
+ .abstract = true,
+ .instance_size = sizeof(VirtMachineState),
+ .class_size = sizeof(VirtMachineClass),
+ .class_init = rhel_machine_class_init,
+};
+
+static void rhel_machine_init(void)
+{
+ type_register_static(&rhel_machine_info);
+}
+type_init(rhel_machine_init);
+
+static void rhel760_virt_instance_init(Object *obj)
+{
+ VirtMachineState *vms = VIRT_MACHINE(obj);
+ VirtMachineClass *vmc = VIRT_MACHINE_GET_CLASS(vms);
+
+ /* EL3 is disabled by default and non-configurable for RHEL */
+ vms->secure = false;
+ /* EL2 is disabled by default and non-configurable for RHEL */
+ vms->virt = false;
+ /* High memory is enabled by default for RHEL */
+ vms->highmem = true;
+ object_property_add_bool(obj, "highmem", virt_get_highmem,
+ virt_set_highmem, NULL);
+ object_property_set_description(obj, "highmem",
+ "Set on/off to enable/disable using "
+ "physical address space above 32 bits",
+ NULL);
+ /* Default GIC type is still v2, but became configurable for RHEL */
+ vms->gic_version = 2;
+ object_property_add_str(obj, "gic-version", virt_get_gic_version,
+ virt_set_gic_version, NULL);
+ object_property_set_description(obj, "gic-version",
+ "Set GIC version. "
+ "Valid values are 2, 3 and host", NULL);
+
+ if (vmc->no_its) {
+ vms->its = false;
+ } else {
+ /* Default allows ITS instantiation */
+ vms->its = true;
+ object_property_add_bool(obj, "its", virt_get_its,
+ virt_set_its, NULL);
+ object_property_set_description(obj, "its",
+ "Set on/off to enable/disable "
+ "ITS instantiation",
+ NULL);
+ }
+
+ vms->memmap=a15memmap;
+ vms->irqmap=a15irqmap;
+}
+
+static void rhel760_virt_options(MachineClass *mc)
+{
+ SET_MACHINE_COMPAT(mc, ARM_RHEL_COMPAT);
+}
+DEFINE_RHEL_MACHINE_AS_LATEST(7, 6, 0)
diff --git a/include/hw/arm/virt.h b/include/hw/arm/virt.h
index 4cc57a7..3237e97 100644
--- a/include/hw/arm/virt.h
+++ b/include/hw/arm/virt.h
@@ -130,6 +130,7 @@ typedef struct {
#define VIRT_ECAM_ID(high) (high ? VIRT_PCIE_ECAM_HIGH : VIRT_PCIE_ECAM)
+#if 0 /* disabled for Red Hat Enterprise Linux */
#define TYPE_VIRT_MACHINE MACHINE_TYPE_NAME("virt")
#define VIRT_MACHINE(obj) \
OBJECT_CHECK(VirtMachineState, (obj), TYPE_VIRT_MACHINE)
@@ -138,6 +139,27 @@ typedef struct {
#define VIRT_MACHINE_CLASS(klass) \
OBJECT_CLASS_CHECK(VirtMachineClass, klass, TYPE_VIRT_MACHINE)
+#else
+#define TYPE_RHEL_MACHINE MACHINE_TYPE_NAME("virt-rhel")
+#define VIRT_MACHINE(obj) \
+ OBJECT_CHECK(VirtMachineState, (obj), TYPE_RHEL_MACHINE)
+#define VIRT_MACHINE_GET_CLASS(obj) \
+ OBJECT_GET_CLASS(VirtMachineClass, obj, TYPE_RHEL_MACHINE)
+#define VIRT_MACHINE_CLASS(klass) \
+ OBJECT_CLASS_CHECK(VirtMachineClass, klass, TYPE_RHEL_MACHINE)
+#endif
+
+/* This macro is for changes to properties that are RHEL specific,
+ * different to the current upstream and to be applied to the latest
+ * machine type.
+ */
+#define ARM_RHEL_COMPAT \
+ {\
+ .driver = "virtio-net-pci",\
+ .property = "romfile",\
+ .value = "",\
+ },
+
void virt_acpi_setup(VirtMachineState *vms);
/* Return the number of used redistributor regions */
--
1.8.3.1
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