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qemu-kvm/SOURCES/0008-Add-aarch64-machine-ty...

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From 670e90f5cbd92189155e079b8c6e2aafdf82d162 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>
Rebase notes (4.0.0):
- Use upstream compat handling
Rebase notes (4.1.0-rc0):
- Removed a15memmap (upstream)
- Use virt_flash_create in rhel800_virt_instance_init
Rebase notes (4.2.0-rc0):
- Set numa_mem_supported
Rebase notes (4.2.0-rc3):
- aarch64: Add virt-rhel8.2.0 machine type for ARM (patch 92246)
- aarch64: virt: Allow more than 1TB of RAM (patch 92249)
- aarch64: virt: Allow PCDIMM instantiation (patch 92247)
- aarch64: virt: Enhance the comment related to gic-version (patch 92248)
Rebase notes (5.0.0):
- Set default_ram_id in rhel_machine_class_init
- Added setting acpi properties
Rebase notes (5.1.0):
- Added ras property
- Added to virt_machine_device_unplug_cb to machine type (upstream)
- added mte property (upstream)
Rebase notes (weekly-210210):
- Added support for oem fields to machine type
Rebase notes (weekly-210303):
- Use rhel-8.4.0 hw compat
Rebase notes (6.0.0-rc2):
- renamed oem-id and oem-table-id to x-oem-id and x-oem-table-id
Rebase notes (210623):
- Protect TPM functions by CONFIG_TPM ifdef
Rebase notes (6.1.0-rc0):
- Add support for default_bus_bypass_iommu
Merged patches (4.0.0):
- 7bfdb4c aarch64: Add virt-rhel8.0.0 machine type for ARM
- 3433e69 aarch64: Set virt-rhel8.0.0 max_cpus to 512
- 4d20863 aarch64: Use 256MB ECAM region by default
Merged patches (4.1.0):
- c3e39ef aarch64: Add virt-rhel8.1.0 machine type for ARM
- 59a46d1 aarch64: Allow ARM VIRT iommu option in RHEL8.1 machine
Merged patches (5.2.0 rc0):
- 12990ad hw/arm: Changes to rhel820 machine
- 46d5a79 hw/arm: Introduce rhel_virt_instance_init() helper
- 098954a hw/arm: Add rhel830 machine type
- ee8e99d arm: Set correct max_cpus value on virt-rhel* machine types
- e5edd38 RHEL-only: arm/virt: Allow the TPM_TIS_SYSBUS device dynamic allocation in machvirt
- 6d7ba66 machine types/numa: set numa_mem_supported on old machine types (partialy)
- 25c5644 machine_types/numa: compatibility for auto_enable_numa_with_memdev (partialy)
Merged patches (6.0):
- 078fadb5da AArch64 machine types cleanup
- ea7b7425fa hw/arm/virt: Add 8.4 Machine type
Merged patches (weekly-210609):
- 73b1578882 hw/arm/virt: Add 8.5 machine type
- 5333038d11 hw/arm/virt: Disable PL011 clock migration through hw_compat_rhel_8_3
- 63adb8ae86 arm/virt: Register highmem and gic-version as class properties
Merged patches (weekly-211027):
- 86e3057c0a hw: arm: virt: Add hw_compat_rhel_8_5 to 8.5 machine type
---
hw/arm/virt.c | 226 +++++++++++++++++++++++++++++++++++++++++-
hw/core/machine.c | 2 +
include/hw/arm/virt.h | 8 ++
3 files changed, 235 insertions(+), 1 deletion(-)
diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 5de4d9d73b..c77d26ab13 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -79,6 +79,7 @@
#include "hw/char/pl011.h"
#include "qemu/guest-random.h"
+#if 0 /* Disabled for Red Hat Enterprise Linux */
#define DEFINE_VIRT_MACHINE_LATEST(major, minor, latest) \
static void virt_##major##_##minor##_class_init(ObjectClass *oc, \
void *data) \
@@ -105,7 +106,48 @@
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, \
+ .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)
+
+/* This variable is for changes to properties that are RHEL specific,
+ * different to the current upstream and to be applied to the latest
+ * machine type.
+ */
+GlobalProperty arm_rhel_compat[] = {
+ {
+ .driver = "virtio-net-pci",
+ .property = "romfile",
+ .value = "",
+ },
+};
+const size_t arm_rhel_compat_len = G_N_ELEMENTS(arm_rhel_compat);
/* Number of external interrupt lines to configure the GIC with */
#define NUM_IRQS 256
@@ -2180,6 +2222,7 @@ static void machvirt_init(MachineState *machine)
qemu_add_machine_init_done_notifier(&vms->machine_done);
}
+#if 0 /* Disabled for Red Hat Enterprise Linux */
static bool virt_get_secure(Object *obj, Error **errp)
{
VirtMachineState *vms = VIRT_MACHINE(obj);
@@ -2207,6 +2250,7 @@ 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)
{
@@ -2304,6 +2348,7 @@ static void virt_set_acpi(Object *obj, Visitor *v, const char *name,
visit_type_OnOffAuto(v, name, &vms->acpi, errp);
}
+#if 0 /* Disabled for Red Hat Enterprise Linux */
static bool virt_get_ras(Object *obj, Error **errp)
{
VirtMachineState *vms = VIRT_MACHINE(obj);
@@ -2331,6 +2376,7 @@ static void virt_set_mte(Object *obj, bool value, Error **errp)
vms->mte = value;
}
+#endif /* disabled for RHEL */
static char *virt_get_gic_version(Object *obj, Error **errp)
{
@@ -2666,6 +2712,7 @@ static int virt_kvm_type(MachineState *ms, const char *type_str)
return fixed_ipa ? 0 : requested_pa_size;
}
+#if 0 /* Disabled for Red Hat Enterprise Linux */
static void virt_machine_class_init(ObjectClass *oc, void *data)
{
MachineClass *mc = MACHINE_CLASS(oc);
@@ -3031,3 +3078,180 @@ 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);
+ HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc);
+
+ mc->family = "virt-rhel-Z";
+ mc->init = machvirt_init;
+ /* Maximum supported VCPU count for all virt-rhel* machines */
+ mc->max_cpus = 384;
+#ifdef CONFIG_TPM
+ machine_class_allow_dynamic_sysbus_dev(mc, TYPE_TPM_TIS_SYSBUS);
+#endif
+ 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;
+ mc->kvm_type = virt_kvm_type;
+ assert(!mc->get_hotplug_handler);
+ mc->get_hotplug_handler = virt_machine_get_hotplug_handler;
+ hc->pre_plug = virt_machine_device_pre_plug_cb;
+ hc->plug = virt_machine_device_plug_cb;
+ hc->unplug_request = virt_machine_device_unplug_request_cb;
+ hc->unplug = virt_machine_device_unplug_cb;
+ mc->nvdimm_supported = true;
+ mc->auto_enable_numa_with_memhp = true;
+ mc->auto_enable_numa_with_memdev = true;
+ mc->default_ram_id = "mach-virt.ram";
+
+ object_class_property_add(oc, "acpi", "OnOffAuto",
+ virt_get_acpi, virt_set_acpi,
+ NULL, NULL);
+ object_class_property_set_description(oc, "acpi",
+ "Enable ACPI");
+
+ object_class_property_add_bool(oc, "highmem", virt_get_highmem,
+ virt_set_highmem);
+ object_class_property_set_description(oc, "highmem",
+ "Set on/off to enable/disable using "
+ "physical address space above 32 bits");
+
+ object_class_property_add_str(oc, "gic-version", virt_get_gic_version,
+ virt_set_gic_version);
+ object_class_property_set_description(oc, "gic-version",
+ "Set GIC version. "
+ "Valid values are 2, 3, host and max");
+
+ object_class_property_add_str(oc, "x-oem-id",
+ virt_get_oem_id,
+ virt_set_oem_id);
+ object_class_property_set_description(oc, "x-oem-id",
+ "Override the default value of field OEMID "
+ "in ACPI table header."
+ "The string may be up to 6 bytes in size");
+
+ object_class_property_add_str(oc, "x-oem-table-id",
+ virt_get_oem_table_id,
+ virt_set_oem_table_id);
+ object_class_property_set_description(oc, "x-oem-table-id",
+ "Override the default value of field OEM Table ID "
+ "in ACPI table header."
+ "The string may be up to 8 bytes in size");
+ object_class_property_add_bool(oc, "default_bus_bypass_iommu",
+ virt_get_default_bus_bypass_iommu,
+ virt_set_default_bus_bypass_iommu);
+
+}
+
+static void rhel_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 */
+ vms->highmem = true;
+ vms->gic_version = VIRT_GIC_VERSION_NOSEL;
+
+ vms->highmem_ecam = !vmc->no_highmem_ecam;
+
+ 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);
+ object_property_set_description(obj, "its",
+ "Set on/off to enable/disable "
+ "ITS instantiation");
+ }
+
+ /* Default disallows iommu instantiation */
+ vms->iommu = VIRT_IOMMU_NONE;
+ object_property_add_str(obj, "iommu", virt_get_iommu, virt_set_iommu);
+ object_property_set_description(obj, "iommu",
+ "Set the IOMMU type. "
+ "Valid values are none and smmuv3");
+
+ /* Default disallows RAS instantiation and is non-configurable for RHEL */
+ vms->ras = false;
+
+ /* MTE is disabled by default and non-configurable for RHEL */
+ vms->mte = false;
+
+ vms->default_bus_bypass_iommu = false;
+ vms->irqmap = a15irqmap;
+
+ virt_flash_create(vms);
+ vms->oem_id = g_strndup(ACPI_BUILD_APPNAME6, 6);
+ vms->oem_table_id = g_strndup(ACPI_BUILD_APPNAME8, 8);
+
+}
+
+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,
+ .instance_init = rhel_virt_instance_init,
+ .interfaces = (InterfaceInfo[]) {
+ { TYPE_HOTPLUG_HANDLER },
+ { }
+ },
+};
+
+static void rhel_machine_init(void)
+{
+ type_register_static(&rhel_machine_info);
+}
+type_init(rhel_machine_init);
+
+static void rhel850_virt_options(MachineClass *mc)
+{
+ compat_props_add(mc->compat_props, arm_rhel_compat, arm_rhel_compat_len);
+ compat_props_add(mc->compat_props, hw_compat_rhel_8_5, hw_compat_rhel_8_5_len);
+}
+DEFINE_RHEL_MACHINE_AS_LATEST(8, 5, 0)
+
+static void rhel840_virt_options(MachineClass *mc)
+{
+ rhel850_virt_options(mc);
+ compat_props_add(mc->compat_props, hw_compat_rhel_8_4, hw_compat_rhel_8_4_len);
+}
+DEFINE_RHEL_MACHINE(8, 4, 0)
+
+static void rhel830_virt_options(MachineClass *mc)
+{
+ VirtMachineClass *vmc = VIRT_MACHINE_CLASS(OBJECT_CLASS(mc));
+
+ rhel840_virt_options(mc);
+ compat_props_add(mc->compat_props, hw_compat_rhel_8_3, hw_compat_rhel_8_3_len);
+ vmc->no_kvm_steal_time = true;
+}
+DEFINE_RHEL_MACHINE(8, 3, 0)
+
+static void rhel820_virt_options(MachineClass *mc)
+{
+ rhel830_virt_options(mc);
+ compat_props_add(mc->compat_props, hw_compat_rhel_8_2, hw_compat_rhel_8_2_len);
+ mc->numa_mem_supported = true;
+ mc->auto_enable_numa_with_memdev = false;
+}
+DEFINE_RHEL_MACHINE(8, 2, 0)
diff --git a/hw/core/machine.c b/hw/core/machine.c
index be4f9864cd..62febde5aa 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -87,6 +87,8 @@ GlobalProperty hw_compat_rhel_8_3[] = {
{ "nvme", "use-intel-id", "on"},
/* hw_compat_rhel_8_3 from hw_compat_5_1 */
{ "pvpanic", "events", "1"}, /* PVPANIC_PANICKED */
+ /* hw_compat_rhel_8_3 from hw_compat_5_1 */
+ { "pl011", "migrate-clk", "off" },
/* hw_compat_rhel_8_3 bz 1912846 */
{ "pci-xhci", "x-rh-late-msi-cap", "off" },
/* hw_compat_rhel_8_3 from hw_compat_5_1 */
diff --git a/include/hw/arm/virt.h b/include/hw/arm/virt.h
index dc6b66ffc8..9364628847 100644
--- a/include/hw/arm/virt.h
+++ b/include/hw/arm/virt.h
@@ -175,9 +175,17 @@ struct VirtMachineState {
#define VIRT_ECAM_ID(high) (high ? VIRT_HIGH_PCIE_ECAM : VIRT_PCIE_ECAM)
+#if 0 /* disabled for Red Hat Enterprise Linux */
#define TYPE_VIRT_MACHINE MACHINE_TYPE_NAME("virt")
OBJECT_DECLARE_TYPE(VirtMachineState, VirtMachineClass, VIRT_MACHINE)
+#else
+#define TYPE_RHEL_MACHINE MACHINE_TYPE_NAME("virt-rhel")
+typedef struct VirtMachineClass VirtMachineClass;
+typedef struct VirtMachineState VirtMachineState;
+DECLARE_OBJ_CHECKERS(VirtMachineState, VirtMachineClass, VIRT_MACHINE, TYPE_RHEL_MACHINE)
+#endif
+
void virt_acpi_setup(VirtMachineState *vms);
bool virt_is_acpi_enabled(VirtMachineState *vms);
--
2.27.0
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