We're going to use it on non-x86 soon, so it needs a more generic name: virQEMUCapsObjectPropsMaxCPU. Signed-off-by: Andrea Bolognani <abologna(a)redhat.com&gt; Tested-by: Andrew Jones <drjones(a)redhat.com&gt; --- src/qemu/qemu_capabilities.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c index 9bb3c96448..c11756dc42 100644 --- a/src/qemu/qemu_capabilities.c +++ b/src/qemu/qemu_capabilities.c @@ -1421,7 +1421,7 @@ static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsMemoryBackendMemfd[] { "hugetlb", QEMU_CAPS_OBJECT_MEMORY_MEMFD_HUGETLB }, }; -static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsMaxX86CPU[] = { +static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsMaxCPU[] = { { "unavailable-features", QEMU_CAPS_CPU_UNAVAILABLE_FEATURES }, }; @@ -1432,8 +1432,8 @@ static virQEMUCapsObjectTypeProps virQEMUCapsObjectProps[] = { { "memory-backend-memfd", virQEMUCapsObjectPropsMemoryBackendMemfd, G_N_ELEMENTS(virQEMUCapsObjectPropsMemoryBackendMemfd), QEMU_CAPS_OBJECT_MEMORY_MEMFD }, - { "max-x86_64-cpu", virQEMUCapsObjectPropsMaxX86CPU, - G_N_ELEMENTS(virQEMUCapsObjectPropsMaxX86CPU), + { "max-x86_64-cpu", virQEMUCapsObjectPropsMaxCPU, + G_N_ELEMENTS(virQEMUCapsObjectPropsMaxCPU), QEMU_CAPS_X86_MAX_CPU }, }; -- 2.21.0

Signed-off-by: Andrea Bolognani <abologna(a)redhat.com&gt; Tested-by: Andrew Jones <drjones(a)redhat.com&gt; --- This patch is heavily snipped. src/qemu/qemu_capabilities.c | 3 + .../caps_2.12.0.aarch64.replies | 159 ++++++++++-- .../caps_4.0.0.aarch64.replies | 159 ++++++++++-- .../caps_4.2.0.aarch64.replies | 235 ++++++++++++++++-- 4 files changed, 500 insertions(+), 56 deletions(-) diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c index 6c8e119e56..363fb0e197 100644 --- a/src/qemu/qemu_capabilities.c +++ b/src/qemu/qemu_capabilities.c @@ -1439,6 +1439,9 @@ static virQEMUCapsObjectTypeProps virQEMUCapsObjectProps[] = { { "max-x86_64-cpu", virQEMUCapsObjectPropsMaxCPU, G_N_ELEMENTS(virQEMUCapsObjectPropsMaxCPU), QEMU_CAPS_X86_MAX_CPU }, + { "max-arm-cpu", virQEMUCapsObjectPropsMaxCPU, + G_N_ELEMENTS(virQEMUCapsObjectPropsMaxCPU), + QEMU_CAPS_ARM_MAX_CPU }, }; static struct virQEMUCapsStringFlags virQEMUCapsMachinePropsPSeries[] = { diff --git a/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.replies b/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.replies index c4d9c42d72..2e1d8d345d 100644 --- a/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.replies +++ b/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.replies @@ -5376,10 +5376,133 @@ } { - "execute": "query-machines", + "execute": "qom-list-properties", + "arguments": { + "typename": "max-arm-cpu" + }, "id": "libvirt-31" } +{ + "return": [ + { + "name": "pmu", + "type": "bool" + }, + { + "name": "midr", + "type": "uint32" + }, + { + "name": "mp-affinity", + "type": "uint64" + }, + { + "name": "hotpluggable", + "type": "bool" + }, + { + "name": "unnamed-gpio-in[0]", + "type": "child<irq>" + }, + { + "name": "cfgend", + "type": "bool" + }, + { + "name": "psci-conduit", + "type": "uint32" + }, + { + "name": "reset-hivecs", + "type": "bool" + }, + { + "name": "memory", + "type": "link<qemu:memory-region>" + }, + { + "name": "unnamed-gpio-out[2]", + "type": "link<irq>" + }, + { + "name": "hotplugged", + "type": "bool" + }, + { + "name": "unnamed-gpio-out[3]", + "type": "link<irq>" + }, + { + "name": "parent_bus", + "type": "link<bus>" + }, + { + "name": "node-id", + "type": "int32" + }, + { + "name": "start-powered-off", + "type": "bool" + }, + { + "name": "unnamed-gpio-out[1]", + "type": "link<irq>" + }, + { + "name": "core-count", + "type": "int32" + }, + { + "name": "unnamed-gpio-out[0]", + "type": "link<irq>" + }, + { + "name": "gicv3-maintenance-interrupt[0]", + "type": "link<irq>" + }, + { + "name": "rvbar", + "type": "uint64" + }, + { + "name": "type", + "type": "string" + }, + { + "name": "pmu-interrupt[0]", + "type": "link<irq>" + }, + { + "name": "aarch64", + "description": "Set on/off to enable/disable aarch64 execution state ", + "type": "bool" + }, + { + "name": "unnamed-gpio-in[2]", + "type": "child<irq>" + }, + { + "name": "unnamed-gpio-in[3]", + "type": "child<irq>" + }, + { + "name": "realized", + "type": "bool" + }, + { + "name": "unnamed-gpio-in[1]", + "type": "child<irq>" + } + ], + "id": "libvirt-31" +} + +{ + "execute": "query-machines", + "id": "libvirt-32" +} + { "return": [ { diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.replies b/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.replies index 91943860b1..3a9b1b8dc7 100644 --- a/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.replies +++ b/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.replies @@ -5864,10 +5864,133 @@ } { - "execute": "query-machines", + "execute": "qom-list-properties", + "arguments": { + "typename": "max-arm-cpu" + }, "id": "libvirt-32" } +{ + "return": [ + { + "name": "type", + "type": "string" + }, + { + "name": "pmu", + "type": "bool" + }, + { + "name": "midr", + "type": "uint32" + }, + { + "name": "mp-affinity", + "type": "uint64" + }, + { + "name": "hotpluggable", + "type": "bool" + }, + { + "name": "unnamed-gpio-in[0]", + "type": "child<irq>" + }, + { + "name": "psci-conduit", + "type": "uint32" + }, + { + "name": "reset-hivecs", + "type": "bool" + }, + { + "name": "memory", + "type": "link<qemu:memory-region>" + }, + { + "name": "unnamed-gpio-out[2]", + "type": "link<irq>" + }, + { + "name": "hotplugged", + "type": "bool" + }, + { + "name": "unnamed-gpio-out[3]", + "type": "link<irq>" + }, + { + "name": "parent_bus", + "type": "link<bus>" + }, + { + "name": "node-id", + "type": "int32" + }, + { + "name": "start-powered-off", + "type": "bool" + }, + { + "name": "unnamed-gpio-out[1]", + "type": "link<irq>" + }, + { + "name": "core-count", + "type": "int32" + }, + { + "name": "unnamed-gpio-out[0]", + "type": "link<irq>" + }, + { + "name": "gicv3-maintenance-interrupt[0]", + "type": "link<irq>" + }, + { + "name": "rvbar", + "type": "uint64" + }, + { + "name": "cfgend", + "type": "bool" + }, + { + "name": "pmu-interrupt[0]", + "type": "link<irq>" + }, + { + "name": "aarch64", + "description": "Set on/off to enable/disable aarch64 execution state ", + "type": "bool" + }, + { + "name": "unnamed-gpio-in[2]", + "type": "child<irq>" + }, + { + "name": "unnamed-gpio-in[3]", + "type": "child<irq>" + }, + { + "name": "realized", + "type": "bool" + }, + { + "name": "unnamed-gpio-in[1]", + "type": "child<irq>" + } + ], + "id": "libvirt-32" +} + +{ + "execute": "query-machines", + "id": "libvirt-33" +} + { "return": [ { diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.replies b/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.replies index a51a3a42bd..efd193d90d 100644 --- a/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.replies +++ b/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.replies @@ -6236,10 +6236,205 @@ } { - "execute": "query-machines", + "execute": "qom-list-properties", + "arguments": { + "typename": "max-arm-cpu" + }, + "id": "libvirt-32" +} + +{ + "return": [ + { + "name": "type", + "type": "string" + }, + { + "name": "sve640", + "type": "bool" + }, + { + "name": "psci-conduit", + "type": "uint32" + }, + { + "name": "sve128", + "type": "bool" + }, + { + "name": "sve1152", + "type": "bool" + }, + { + "name": "node-id", + "type": "int32" + }, + { + "name": "sve1408", + "type": "bool" + }, + { + "name": "memory", + "type": "link<qemu:memory-region>" + }, + { + "name": "unnamed-gpio-in[3]", + "type": "child<irq>" + }, + { + "name": "core-count", + "type": "int32" + }, + { + "name": "sve2048", + "type": "bool" + }, + { + "name": "aarch64", + "description": "Set on/off to enable/disable aarch64 execution state ", + "type": "bool" + }, + { + "name": "unnamed-gpio-in[1]", + "type": "child<irq>" + }, + { + "name": "sve1664", + "type": "bool" + }, + { + "name": "realized", + "type": "bool" + }, + { + "name": "rvbar", + "type": "uint64" + }, + { + "name": "sve384", + "type": "bool" + }, + { + "name": "unnamed-gpio-out[2]", + "type": "link<irq>" + }, + { + "name": "mp-affinity", + "type": "uint64" + }, + { + "name": "sve512", + "type": "bool" + }, + { + "name": "unnamed-gpio-out[0]", + "type": "link<irq>" + }, + { + "name": "parent_bus", + "type": "link<bus>" + }, + { + "name": "hotplugged", + "type": "bool" + }, + { + "name": "gicv3-maintenance-interrupt[0]", + "type": "link<irq>" + }, + { + "name": "sve896", + "type": "bool" + }, + { + "name": "sve1024", + "type": "bool" + }, + { + "name": "pmu-interrupt[0]", + "type": "link<irq>" + }, + { + "name": "sve1280", + "type": "bool" + }, + { + "name": "sve1536", + "type": "bool" + }, + { + "name": "unnamed-gpio-in[2]", + "type": "child<irq>" + }, + { + "name": "sve-max-vq", + "type": "uint32" + }, + { + "name": "sve", + "type": "bool" + }, + { + "name": "start-powered-off", + "type": "bool" + }, + { + "name": "unnamed-gpio-in[0]", + "type": "child<irq>" + }, + { + "name": "sve256", + "type": "bool" + }, + { + "name": "sve1792", + "type": "bool" + }, + { + "name": "unnamed-gpio-out[3]", + "type": "link<irq>" + }, + { + "name": "cfgend", + "type": "bool" + }, + { + "name": "midr", + "type": "uint32" + }, + { + "name": "hotpluggable", + "type": "bool" + }, + { + "name": "pmu", + "type": "bool" + }, + { + "name": "unnamed-gpio-out[1]", + "type": "link<irq>" + }, + { + "name": "sve1920", + "type": "bool" + }, + { + "name": "reset-hivecs", + "type": "bool" + }, + { + "name": "sve768", + "type": "bool" + } + ], "id": "libvirt-32" } +{ + "execute": "query-machines", + "id": "libvirt-33" +} + { "return": [ { -- 2.21.0

The ARM implementation of query-cpu-model-expansion only supports full expansion, so we have to make sure we're using that expansion mode if we want to obtain any useful data. Signed-off-by: Andrea Bolognani <abologna(a)redhat.com&gt; Tested-by: Andrew Jones <drjones(a)redhat.com&gt; --- src/qemu/qemu_capabilities.c | 7 +- .../caps_4.2.0.aarch64.replies | 100 ++++++++++++++++-- .../caps_4.2.0.aarch64.xml | 42 ++++++++ 3 files changed, 141 insertions(+), 8 deletions(-) diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c index 363fb0e197..fc6473651c 100644 --- a/src/qemu/qemu_capabilities.c +++ b/src/qemu/qemu_capabilities.c @@ -2559,10 +2559,13 @@ virQEMUCapsProbeQMPHostCPU(virQEMUCapsPtr qemuCaps, * the initial static expansion to get all variants of feature names. */ if (ARCH_IS_X86(qemuCaps->arch) && - !virQEMUCapsGet(qemuCaps, QEMU_CAPS_CANONICAL_CPU_FEATURES)) + !virQEMUCapsGet(qemuCaps, QEMU_CAPS_CANONICAL_CPU_FEATURES)) { type = QEMU_MONITOR_CPU_MODEL_EXPANSION_STATIC_FULL; - else + } else if (ARCH_IS_ARM(qemuCaps->arch)) { + type = QEMU_MONITOR_CPU_MODEL_EXPANSION_FULL; + } else { type = QEMU_MONITOR_CPU_MODEL_EXPANSION_STATIC; + } /* Older s390 models do not report a feature set */ if (ARCH_IS_S390(qemuCaps->arch)) diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.replies b/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.replies index efd193d90d..127f121680 100644 --- a/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.replies +++ b/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.replies @@ -21228,7 +21228,7 @@ { "execute": "query-cpu-model-expansion", "arguments": { - "type": "static", + "type": "full", "model": { "name": "host" } @@ -21237,10 +21237,54 @@ } { - "id": "libvirt-42", + "return": { + "model": { + "name": "host", + "props": { + "sve768": false, + "sve128": true, + "sve1024": false, + "sve1280": false, + "sve896": false, + "sve256": true, + "sve1536": false, + "sve1792": false, + "sve384": false, + "sve": true, + "sve2048": false, + "sve512": true, + "aarch64": true, + "pmu": true, + "sve1920": false, + "sve1152": false, + "sve640": false, + "sve1408": false, + "sve1664": false + } + } + }, + "id": "libvirt-42" +} + +{ + "execute": "query-cpu-model-expansion", + "arguments": { + "type": "full", + "model": { + "name": "host", + "props": { + "migratable": false + } + } + }, + "id": "libvirt-43" +} + +{ + "id": "libvirt-43", "error": { "class": "GenericError", - "desc": "The requested expansion type is not supported" + "desc": "Parameter 'migratable' is unexpected" } } @@ -21454,7 +21498,7 @@ { "execute": "query-cpu-model-expansion", "arguments": { - "type": "static", + "type": "full", "model": { "name": "max" } @@ -21463,9 +21507,53 @@ } { - "id": "libvirt-3", + "return": { + "model": { + "name": "max", + "props": { + "sve768": true, + "sve128": true, + "sve1024": true, + "sve1280": true, + "sve896": true, + "sve256": true, + "sve1536": true, + "sve1792": true, + "sve384": true, + "sve": true, + "sve2048": true, + "sve512": true, + "aarch64": true, + "pmu": true, + "sve1920": true, + "sve1152": true, + "sve640": true, + "sve1408": true, + "sve1664": true + } + } + }, + "id": "libvirt-3" +} + +{ + "execute": "query-cpu-model-expansion", + "arguments": { + "type": "full", + "model": { + "name": "max", + "props": { + "migratable": false + } + } + }, + "id": "libvirt-4" +} + +{ + "id": "libvirt-4", "error": { "class": "GenericError", - "desc": "The requested expansion type is not supported" + "desc": "Parameter 'migratable' is unexpected" } } diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml index a4cb7ba4e6..17960460fb 100644 --- a/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml +++ b/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml @@ -175,6 +175,48 @@ <microcodeVersion>61700242</microcodeVersion> <package>v4.1.0-2221-g36609b4fa3</package> <arch>aarch64</arch> + <hostCPU type='kvm' model='host' migratability='no'> + <property name='sve768' type='boolean' value='false'/> + <property name='sve128' type='boolean' value='true'/> + <property name='sve1024' type='boolean' value='false'/> + <property name='sve1280' type='boolean' value='false'/> + <property name='sve896' type='boolean' value='false'/> + <property name='sve256' type='boolean' value='true'/> + <property name='sve1536' type='boolean' value='false'/> + <property name='sve1792' type='boolean' value='false'/> + <property name='sve384' type='boolean' value='false'/> + <property name='sve' type='boolean' value='true'/> + <property name='sve2048' type='boolean' value='false'/> + <property name='sve512' type='boolean' value='true'/> + <property name='aarch64' type='boolean' value='true'/> + <property name='pmu' type='boolean' value='true'/> + <property name='sve1920' type='boolean' value='false'/> + <property name='sve1152' type='boolean' value='false'/> + <property name='sve640' type='boolean' value='false'/> + <property name='sve1408' type='boolean' value='false'/> + <property name='sve1664' type='boolean' value='false'/> + </hostCPU> + <hostCPU type='tcg' model='max' migratability='no'> + <property name='sve768' type='boolean' value='true'/> + <property name='sve128' type='boolean' value='true'/> + <property name='sve1024' type='boolean' value='true'/> + <property name='sve1280' type='boolean' value='true'/> + <property name='sve896' type='boolean' value='true'/> + <property name='sve256' type='boolean' value='true'/> + <property name='sve1536' type='boolean' value='true'/> + <property name='sve1792' type='boolean' value='true'/> + <property name='sve384' type='boolean' value='true'/> + <property name='sve' type='boolean' value='true'/> + <property name='sve2048' type='boolean' value='true'/> + <property name='sve512' type='boolean' value='true'/> + <property name='aarch64' type='boolean' value='true'/> + <property name='pmu' type='boolean' value='true'/> + <property name='sve1920' type='boolean' value='true'/> + <property name='sve1152' type='boolean' value='true'/> + <property name='sve640' type='boolean' value='true'/> + <property name='sve1408' type='boolean' value='true'/> + <property name='sve1664' type='boolean' value='true'/> + </hostCPU> <cpu type='kvm' name='pxa262'/> <cpu type='kvm' name='pxa270-a0'/> <cpu type='kvm' name='arm1136'/> -- 2.21.0

For now we only perform very basic validation, such as making sure that the user is not trying to enable/disable unknown CPU features and the like. Signed-off-by: Andrea Bolognani <abologna(a)redhat.com&gt; Tested-by: Andrew Jones <drjones(a)redhat.com&gt; --- src/cpu/cpu_arm.c | 157 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 157 insertions(+) diff --git a/src/cpu/cpu_arm.c b/src/cpu/cpu_arm.c index a102c6fda4..70dba6021c 100644 --- a/src/cpu/cpu_arm.c +++ b/src/cpu/cpu_arm.c @@ -23,7 +23,9 @@ #include "viralloc.h" #include "cpu.h" +#include "cpu_map.h" #include "virstring.h" +#include "virxml.h" #define VIR_FROM_THIS VIR_FROM_CPU @@ -34,6 +36,137 @@ static const virArch archs[] = { VIR_ARCH_AARCH64, }; +typedef struct _virCPUarmFeature virCPUarmFeature; +typedef virCPUarmFeature *virCPUarmFeaturePtr; +struct _virCPUarmFeature { + char *name; +}; + +static virCPUarmFeaturePtr +virCPUarmFeatureNew(void) +{ + return g_new0(virCPUarmFeature, 1); +} + +static void +virCPUarmFeatureFree(virCPUarmFeaturePtr feature) +{ + if (!feature) + return; + + g_free(feature->name); + + g_free(feature); +} + +G_DEFINE_AUTOPTR_CLEANUP_FUNC(virCPUarmFeature, virCPUarmFeatureFree); + +typedef struct _virCPUarmMap virCPUarmMap; +typedef virCPUarmMap *virCPUarmMapPtr; +struct _virCPUarmMap { + GPtrArray *features; +}; + +static virCPUarmMapPtr +virCPUarmMapNew(void) +{ + virCPUarmMapPtr map; + + map = g_new0(virCPUarmMap, 1); + + map->features = g_ptr_array_new(); + g_ptr_array_set_free_func(map->features, + (GDestroyNotify) virCPUarmFeatureFree); + + return map; +} + +static void +virCPUarmMapFree(virCPUarmMapPtr map) +{ + if (!map) + return; + + g_ptr_array_free(map->features, TRUE); + + g_free(map); +} + +G_DEFINE_AUTOPTR_CLEANUP_FUNC(virCPUarmMap, virCPUarmMapFree); + +static virCPUarmFeaturePtr +virCPUarmMapFeatureFind(virCPUarmMapPtr map, + const char *name) +{ + size_t i; + + for (i = 0; i < map->features->len; i++) { + virCPUarmFeaturePtr feature = g_ptr_array_index(map->features, i); + + if (STREQ(feature->name, name)) + return feature; + } + + return NULL; +} + +static int +virCPUarmMapFeatureParse(xmlXPathContextPtr ctxt G_GNUC_UNUSED, + const char *name, + void *data) +{ + g_autoptr(virCPUarmFeature) feature = NULL; + virCPUarmMapPtr map = data; + + if (virCPUarmMapFeatureFind(map, name)) { + virReportError(VIR_ERR_INTERNAL_ERROR, + _("CPU feature %s already defined"), name); + return -1; + } + + feature = virCPUarmFeatureNew(); + feature->name = g_strdup(name); + + g_ptr_array_add(map->features, g_steal_pointer(&feature)); + + return 0; +} + +static virCPUarmMapPtr +virCPUarmLoadMap(void) +{ + g_autoptr(virCPUarmMap) map = NULL; + + map = virCPUarmMapNew(); + + if (cpuMapLoad("arm", NULL, virCPUarmMapFeatureParse, NULL, map) < 0) + return NULL; + + return g_steal_pointer(&map); +} + +static virCPUarmMapPtr cpuMap; + +int virCPUarmDriverOnceInit(void); +VIR_ONCE_GLOBAL_INIT(virCPUarmDriver); + +int +virCPUarmDriverOnceInit(void) +{ + if (!(cpuMap = virCPUarmLoadMap())) + return -1; + + return 0; +} + +static virCPUarmMapPtr +virCPUarmGetMap(void) +{ + if (virCPUarmDriverInitialize() < 0) + return NULL; + + return cpuMap; +} static int virCPUarmUpdate(virCPUDefPtr guest, @@ -99,6 +232,29 @@ virCPUarmCompare(virCPUDefPtr host G_GNUC_UNUSED, return VIR_CPU_COMPARE_IDENTICAL; } +static int +virCPUarmValidateFeatures(virCPUDefPtr cpu) +{ + virCPUarmMapPtr map; + size_t i; + + if (!(map = virCPUarmGetMap())) + return -1; + + for (i = 0; i < cpu->nfeatures; i++) { + virCPUFeatureDefPtr feature = &cpu->features[i]; + + if (!virCPUarmMapFeatureFind(map, feature->name)) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("unknown CPU feature: %s"), + feature->name); + return -1; + } + } + + return 0; +} + struct cpuArchDriver cpuDriverArm = { .name = "arm", .arch = archs, @@ -108,4 +264,5 @@ struct cpuArchDriver cpuDriverArm = { .encode = NULL, .baseline = virCPUarmBaseline, .update = virCPUarmUpdate, + .validateFeatures = virCPUarmValidateFeatures, }; -- 2.21.0

Signed-off-by: Andrea Bolognani <abologna(a)redhat.com&gt; Tested-by: Andrew Jones <drjones(a)redhat.com&gt; --- .../aarch64-features-sve-disabled.xml | 18 +++++++++++ .../aarch64-features-sve.aarch64-latest.args | 32 +++++++++++++++++++ .../qemuxml2argvdata/aarch64-features-sve.xml | 20 ++++++++++++ .../aarch64-features-wrong.xml | 17 ++++++++++ tests/qemuxml2argvtest.c | 9 ++++++ .../aarch64-features-sve.aarch64-latest.xml | 31 ++++++++++++++++++ tests/qemuxml2xmltest.c | 3 ++ 7 files changed, 130 insertions(+) create mode 100644 tests/qemuxml2argvdata/aarch64-features-sve-disabled.xml create mode 100644 tests/qemuxml2argvdata/aarch64-features-sve.aarch64-latest.args create mode 100644 tests/qemuxml2argvdata/aarch64-features-sve.xml create mode 100644 tests/qemuxml2argvdata/aarch64-features-wrong.xml create mode 100644 tests/qemuxml2xmloutdata/aarch64-features-sve.aarch64-latest.xml diff --git a/tests/qemuxml2argvdata/aarch64-features-sve-disabled.xml b/tests/qemuxml2argvdata/aarch64-features-sve-disabled.xml new file mode 100644 index 0000000000..0fa8b1314d --- /dev/null +++ b/tests/qemuxml2argvdata/aarch64-features-sve-disabled.xml @@ -0,0 +1,18 @@ +<domain type='kvm'> + <name>guest</name> + <uuid>1ccfd97d-5eb4-478a-bbe6-88d254c16db7</uuid> + <memory unit='KiB'>1048576</memory> + <vcpu placement='static'>1</vcpu> + <os> + <type arch='aarch64' machine='virt'>hvm</type> + </os> + <cpu mode='host-passthrough'> + <feature policy='disable' name='sve'/> + <feature policy='require' name='sve128'/> + </cpu> + <devices> + <emulator>/usr/bin/qemu-system-aarch64</emulator> + <controller type='usb' model='none'/> + <memballoon model='none'/> + </devices> +</domain> diff --git a/tests/qemuxml2argvdata/aarch64-features-sve.aarch64-latest.args b/tests/qemuxml2argvdata/aarch64-features-sve.aarch64-latest.args new file mode 100644 index 0000000000..6852f5d54d --- /dev/null +++ b/tests/qemuxml2argvdata/aarch64-features-sve.aarch64-latest.args @@ -0,0 +1,32 @@ +LC_ALL=C \ +PATH=/bin \ +HOME=/tmp/lib/domain--1-guest \ +USER=test \ +LOGNAME=test \ +XDG_DATA_HOME=/tmp/lib/domain--1-guest/.local/share \ +XDG_CACHE_HOME=/tmp/lib/domain--1-guest/.cache \ +XDG_CONFIG_HOME=/tmp/lib/domain--1-guest/.config \ +QEMU_AUDIO_DRV=none \ +/usr/bin/qemu-system-aarch64 \ +-name guest=guest,debug-threads=on \ +-S \ +-object secret,id=masterKey0,format=raw,\ +file=/tmp/lib/domain--1-guest/master-key.aes \ +-machine virt,accel=kvm,usb=off,dump-guest-core=off,gic-version=3 \ +-cpu host,sve512=on,sve384=off,sve256=on,sve128=on,sve=on \ +-m 1024 \ +-overcommit mem-lock=off \ +-smp 1,sockets=1,cores=1,threads=1 \ +-uuid 1ccfd97d-5eb4-478a-bbe6-88d254c16db7 \ +-display none \ +-no-user-config \ +-nodefaults \ +-chardev socket,id=charmonitor,fd=1729,server,nowait \ +-mon chardev=charmonitor,id=monitor,mode=control \ +-rtc base=utc \ +-no-shutdown \ +-no-acpi \ +-boot strict=on \ +-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\ +resourcecontrol=deny \ +-msg timestamp=on diff --git a/tests/qemuxml2argvdata/aarch64-features-sve.xml b/tests/qemuxml2argvdata/aarch64-features-sve.xml new file mode 100644 index 0000000000..0147a9b19d --- /dev/null +++ b/tests/qemuxml2argvdata/aarch64-features-sve.xml @@ -0,0 +1,20 @@ +<domain type='kvm'> + <name>guest</name> + <uuid>1ccfd97d-5eb4-478a-bbe6-88d254c16db7</uuid> + <memory unit='KiB'>1048576</memory> + <vcpu placement='static'>1</vcpu> + <os> + <type arch='aarch64' machine='virt'>hvm</type> + </os> + <cpu mode='host-passthrough'> + <feature policy='require' name='sve512'/> + <feature policy='disable' name='sve384'/> + <feature policy='require' name='sve256'/> + <feature policy='require' name='sve128'/> + </cpu> + <devices> + <emulator>/usr/bin/qemu-system-aarch64</emulator> + <controller type='usb' model='none'/> + <memballoon model='none'/> + </devices> +</domain> diff --git a/tests/qemuxml2argvdata/aarch64-features-wrong.xml b/tests/qemuxml2argvdata/aarch64-features-wrong.xml new file mode 100644 index 0000000000..f4a883c9f6 --- /dev/null +++ b/tests/qemuxml2argvdata/aarch64-features-wrong.xml @@ -0,0 +1,17 @@ +<domain type='kvm'> + <name>guest</name> + <uuid>1ccfd97d-5eb4-478a-bbe6-88d254c16db7</uuid> + <memory unit='KiB'>1048576</memory> + <vcpu placement='static'>1</vcpu> + <os> + <type arch='aarch64' machine='virt'>hvm</type> + </os> + <cpu mode='host-passthrough'> + <feature policy='disable' name='vmx'/> + </cpu> + <devices> + <emulator>/usr/bin/qemu-system-aarch64</emulator> + <controller type='usb' model='none'/> + <memballoon model='none'/> + </devices> +</domain> diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c index fd330df3e0..8c8743abc1 100644 --- a/tests/qemuxml2argvtest.c +++ b/tests/qemuxml2argvtest.c @@ -2669,6 +2669,15 @@ mymain(void) DO_TEST("aarch64-noacpi-nouefi", NONE); DO_TEST_PARSE_ERROR("aarch64-acpi-nouefi", NONE); + /* QEMU 4.0.0 didn't have support for aarch64 CPU features */ + DO_TEST_CAPS_ARCH_VER_FAILURE("aarch64-features-sve", "aarch64", "4.0.0"); + /* aarch64 doesn't support the same CPU features as x86 */ + DO_TEST_CAPS_ARCH_LATEST_FAILURE("aarch64-features-wrong", "aarch64"); + /* Can't enable vector lengths when SVE is overall disabled */ + DO_TEST_CAPS_ARCH_LATEST_PARSE_ERROR("aarch64-features-sve-disabled", "aarch64"); + /* SVE aarch64 CPU features work on modern QEMU */ + DO_TEST_CAPS_ARCH_LATEST("aarch64-features-sve", "aarch64"); + qemuTestSetHostArch(driver.caps, VIR_ARCH_NONE); DO_TEST("kvm-pit-delay", QEMU_CAPS_KVM_PIT_TICK_POLICY); diff --git a/tests/qemuxml2xmloutdata/aarch64-features-sve.aarch64-latest.xml b/tests/qemuxml2xmloutdata/aarch64-features-sve.aarch64-latest.xml new file mode 100644 index 0000000000..914cc7957a --- /dev/null +++ b/tests/qemuxml2xmloutdata/aarch64-features-sve.aarch64-latest.xml @@ -0,0 +1,31 @@ +<domain type='kvm'> + <name>guest</name> + <uuid>1ccfd97d-5eb4-478a-bbe6-88d254c16db7</uuid> + <memory unit='KiB'>1048576</memory> + <currentMemory unit='KiB'>1048576</currentMemory> + <vcpu placement='static'>1</vcpu> + <os> + <type arch='aarch64' machine='virt'>hvm</type> + <boot dev='hd'/> + </os> + <features> + <gic version='3'/> + </features> + <cpu mode='host-passthrough' check='none'> + <feature policy='require' name='sve512'/> + <feature policy='disable' name='sve384'/> + <feature policy='require' name='sve256'/> + <feature policy='require' name='sve128'/> + <feature policy='require' name='sve'/> + </cpu> + <clock offset='utc'/> + <on_poweroff>destroy</on_poweroff> + <on_reboot>restart</on_reboot> + <on_crash>destroy</on_crash> + <devices> + <emulator>/usr/bin/qemu-system-aarch64</emulator> + <controller type='usb' index='0' model='none'/> + <controller type='pci' index='0' model='pcie-root'/> + <memballoon model='none'/> + </devices> +</domain> diff --git a/tests/qemuxml2xmltest.c b/tests/qemuxml2xmltest.c index 89c9494e6c..a6c6c20ac1 100644 --- a/tests/qemuxml2xmltest.c +++ b/tests/qemuxml2xmltest.c @@ -1142,6 +1142,9 @@ mymain(void) ARG_GIC, GIC_BOTH, ARG_QEMU_CAPS, NONE); + /* SVE aarch64 CPU features work on modern QEMU */ + DO_TEST_CAPS_ARCH_LATEST("aarch64-features-sve", "aarch64"); + DO_TEST("memory-hotplug", NONE); DO_TEST("memory-hotplug-nonuma", NONE); DO_TEST("memory-hotplug-dimm", NONE); -- 2.21.0