2:21 a.m.
<devices>
...
<memory model='sgx-epc'>
<source>
<nodemask>0-1</nodemask>
</source>
<target>
<size unit='KiB'>512</size>
<node>0</node>
</target>
</memory>
...
</devices>
Signed-off-by: Lin Yang <lin.a.yang(a)intel.com>
Signed-off-by: Michal Privoznik <mprivozn(a)redhat.com>
Signed-off-by: Haibin Huang <haibin.huang(a)intel.com>
---
docs/formatdomain.rst | 25 ++++++-
src/conf/domain_conf.c | 30 +++++++++
src/conf/domain_conf.h | 1 +
src/conf/domain_postparse.c | 1 +
src/conf/domain_validate.c | 9 +++
src/conf/schemas/domaincommon.rng | 1 +
src/qemu/qemu_alias.c | 3 +
src/qemu/qemu_command.c | 1 +
src/qemu/qemu_domain.c | 28 ++++++--
src/qemu/qemu_domain_address.c | 6 ++
src/qemu/qemu_driver.c | 1 +
src/qemu/qemu_process.c | 2 +
src/qemu/qemu_validate.c | 8 +++
src/security/security_apparmor.c | 1 +
src/security/security_dac.c | 2 +
src/security/security_selinux.c | 2 +
tests/qemuxml2argvdata/sgx-epc.xml | 65 +++++++++++++++++++
.../sgx-epc.x86_64-7.0.0.xml | 65 +++++++++++++++++++
tests/qemuxml2xmltest.c | 2 +
19 files changed, 248 insertions(+), 5 deletions(-)
create mode 100644 tests/qemuxml2argvdata/sgx-epc.xml
create mode 100644 tests/qemuxml2xmloutdata/sgx-epc.x86_64-7.0.0.xml
diff --git a/docs/formatdomain.rst b/docs/formatdomain.rst
index 488b6be862..d7fffc6e0b 100644
--- a/docs/formatdomain.rst
+++ b/docs/formatdomain.rst
@@ -8002,6 +8002,20 @@ Example: usage of the memory devices
<current unit='KiB'>524288</current>
</target>
</memory>
+ <memory model='sgx-epc'>
+ <source>
+ <nodemask>0-1</nodemask>
+ </source>
+ <target>
+ <size unit='KiB'>16384</size>
+ <node>0</node>
+ </target>
+ </memory>
+ <memory model='sgx-epc'>
+ <target>
+ <size unit='KiB'>16384</size>
+ </target>
+ </memory>
</devices>
...
@@ -8010,7 +8024,9 @@ Example: usage of the memory devices
1.2.14` Provide ``nvdimm`` model that adds a Non-Volatile DIMM module.
:since:`Since 3.2.0` Provide ``virtio-pmem`` model to add a paravirtualized
persistent memory device. :since:`Since 7.1.0` Provide ``virtio-mem`` model
- to add paravirtualized memory device. :since:`Since 7.9.0`
+ to add paravirtualized memory device. :since:`Since 7.9.0` Provide
+ ``sgx-epc`` model to add a SGX enclave page cache (EPC) memory to the guest.
+ :since:`Since 8.10.0 and QEMU 7.0.0`
``access``
An optional attribute ``access`` ( :since:`since 3.2.0` ) that provides
@@ -8070,6 +8086,13 @@ Example: usage of the memory devices
Represents a path in the host that backs the virtio memory module in the
guest. It is mandatory.
+ For model ``sgx-epc`` this element is optional. The following optional
+ elements may be used:
+
+ ``nodemask``
+ This element can be used to override the default set of NUMA nodes where
+ the memory would be allocated. :since:`Since 8.10.0 and QEMU 7.0.0`
+
``target``
The mandatory ``target`` element configures the placement and sizing of the
added memory from the perspective of the guest.
diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index cbc08064c4..622f83590f 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -1444,6 +1444,7 @@ VIR_ENUM_IMPL(virDomainMemoryModel,
"nvdimm",
"virtio-pmem",
"virtio-mem",
+ "sgx-epc",
);
VIR_ENUM_IMPL(virDomainShmemModel,
@@ -13054,6 +13055,20 @@ virDomainMemorySourceDefParseXML(xmlNodePtr node,
def->nvdimmPath = virXPathString("string(./path)", ctxt);
break;
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
+ if ((nodemask = virXPathString("string(./nodemask)", ctxt))) {
+ if (virBitmapParse(nodemask, &def->sourceNodes,
+ VIR_DOMAIN_CPUMASK_LEN) < 0)
+ return -1;
+
+ if (virBitmapIsAllClear(def->sourceNodes)) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("Invalid value of 'nodemask': %s"),
nodemask);
+ return -1;
+ }
+ }
+ break;
+
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
@@ -13122,6 +13137,7 @@ virDomainMemoryTargetDefParseXML(xmlNodePtr node,
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_PMEM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
}
@@ -14918,6 +14934,11 @@ virDomainMemoryFindByDefInternal(virDomainDef *def,
continue;
break;
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
+ if (!virBitmapEqual(tmp->sourceNodes, mem->sourceNodes))
+ continue;
+ break;
+
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
@@ -24535,6 +24556,15 @@ virDomainMemorySourceDefFormat(virBuffer *buf,
virBufferEscapeString(&childBuf, "<path>%s</path>\n",
def->nvdimmPath);
break;
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
+ if (def->sourceNodes) {
+ if (!(bitmap = virBitmapFormat(def->sourceNodes)))
+ return -1;
+
+ virBufferAsprintf(&childBuf,
"<nodemask>%s</nodemask>\n", bitmap);
+ }
+ break;
+
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
index a076471808..e16558988d 100644
--- a/src/conf/domain_conf.h
+++ b/src/conf/domain_conf.h
@@ -2585,6 +2585,7 @@ typedef enum {
VIR_DOMAIN_MEMORY_MODEL_NVDIMM, /* nvdimm memory device */
VIR_DOMAIN_MEMORY_MODEL_VIRTIO_PMEM, /* virtio-pmem memory device */
VIR_DOMAIN_MEMORY_MODEL_VIRTIO_MEM, /* virtio-mem memory device */
+ VIR_DOMAIN_MEMORY_MODEL_SGX_EPC, /* SGX enclave page cache */
VIR_DOMAIN_MEMORY_MODEL_LAST
} virDomainMemoryModel;
diff --git a/src/conf/domain_postparse.c b/src/conf/domain_postparse.c
index df59de2d0d..9a3e8f494c 100644
--- a/src/conf/domain_postparse.c
+++ b/src/conf/domain_postparse.c
@@ -645,6 +645,7 @@ virDomainMemoryDefPostParse(virDomainMemoryDef *mem,
break;
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_MEM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
diff --git a/src/conf/domain_validate.c b/src/conf/domain_validate.c
index 81f6d5dbd5..5bc7ea10aa 100644
--- a/src/conf/domain_validate.c
+++ b/src/conf/domain_validate.c
@@ -2360,6 +2360,15 @@ virDomainMemoryDefValidate(const virDomainMemoryDef *mem,
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
break;
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
+ if (mem->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("memory device address is not supported for model
'%s'"),
+ virDomainMemoryModelTypeToString(mem->model));
+ return -1;
+ }
+ break;
+
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
default:
diff --git a/src/conf/schemas/domaincommon.rng b/src/conf/schemas/domaincommon.rng
index 03703148df..8bc627d114 100644
--- a/src/conf/schemas/domaincommon.rng
+++ b/src/conf/schemas/domaincommon.rng
@@ -6909,6 +6909,7 @@
<value>nvdimm</value>
<value>virtio-pmem</value>
<value>virtio-mem</value>
+ <value>sgx-epc</value>
</choice>
</attribute>
<optional>
diff --git a/src/qemu/qemu_alias.c b/src/qemu/qemu_alias.c
index 835401dc07..6061dd3f02 100644
--- a/src/qemu/qemu_alias.c
+++ b/src/qemu/qemu_alias.c
@@ -513,6 +513,9 @@ qemuAssignDeviceMemoryAlias(virDomainDef *def,
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_MEM:
prefix = "virtiomem";
break;
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
+ prefix = "epc";
+ break;
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
default:
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 18a36495b9..4ef979e278 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -3562,6 +3562,7 @@ qemuBuildMemoryDeviceProps(virQEMUDriverConfig *cfg,
return NULL;
break;
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
default:
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 3435da5bdc..0d579bfc9b 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -8383,6 +8383,7 @@ qemuDomainUpdateMemoryDeviceInfo(virDomainObj *vm,
break;
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_PMEM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
@@ -9064,6 +9065,12 @@ qemuDomainDefValidateMemoryHotplugDevice(const virDomainMemoryDef
*mem,
}
break;
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("hotplug is not supported for the %s device"),
+ virDomainMemoryModelTypeToString(mem->model));
+ return -1;
+
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
return -1;
@@ -9148,10 +9155,23 @@ qemuDomainDefValidateMemoryHotplug(const virDomainDef *def,
for (i = 0; i < def->nmems; i++) {
hotplugMemory += def->mems[i]->size;
- /* already existing devices don't need to be checked on hotplug */
- if (!mem &&
- qemuDomainDefValidateMemoryHotplugDevice(def->mems[i], def) < 0)
- return -1;
+ switch (def->mems[i]->model) {
+ case VIR_DOMAIN_MEMORY_MODEL_DIMM:
+ case VIR_DOMAIN_MEMORY_MODEL_NVDIMM:
+ case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_PMEM:
+ case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_MEM:
+ /* already existing devices don't need to be checked on hotplug */
+ if (!mem &&
+ qemuDomainDefValidateMemoryHotplugDevice(def->mems[i], def) < 0)
+ return -1;
+ break;
+
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
+ /* sgx epc memory does not support hotplug, skip this check */
+ case VIR_DOMAIN_MEMORY_MODEL_LAST:
+ case VIR_DOMAIN_MEMORY_MODEL_NONE:
+ break;
+ }
}
if (hotplugMemory > hotplugSpace) {
diff --git a/src/qemu/qemu_domain_address.c b/src/qemu/qemu_domain_address.c
index d8ec6ec71c..b8d1969fbe 100644
--- a/src/qemu/qemu_domain_address.c
+++ b/src/qemu/qemu_domain_address.c
@@ -389,6 +389,7 @@ qemuDomainPrimeVirtioDeviceAddresses(virDomainDef *def,
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_NVDIMM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
}
@@ -1038,6 +1039,7 @@ qemuDomainDeviceCalculatePCIConnectFlags(virDomainDeviceDef *dev,
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_NVDIMM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
return 0;
}
@@ -2420,6 +2422,7 @@ qemuDomainAssignDevicePCISlots(virDomainDef *def,
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_NVDIMM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
}
@@ -3080,6 +3083,7 @@ qemuDomainAssignMemoryDeviceSlot(virDomainObj *vm,
return qemuDomainEnsurePCIAddress(vm, &dev);
break;
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
@@ -3106,6 +3110,7 @@ qemuDomainReleaseMemoryDeviceSlot(virDomainObj *vm,
qemuDomainReleaseDeviceAddress(vm, &mem->info);
break;
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
@@ -3139,6 +3144,7 @@ qemuDomainAssignMemorySlots(virDomainDef *def)
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_MEM:
/* handled in qemuDomainAssignPCIAddresses() */
break;
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index c7c966503e..ff5a743716 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -6831,6 +6831,7 @@ qemuDomainChangeMemoryLiveValidateChange(const virDomainMemoryDef
*oldDef,
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_NVDIMM:
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_PMEM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("cannot modify memory of model '%s'"),
diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
index 5a72e35308..4b26c384cf 100644
--- a/src/qemu/qemu_process.c
+++ b/src/qemu/qemu_process.c
@@ -3871,6 +3871,7 @@ qemuProcessDomainMemoryDefNeedHugepagesPath(const virDomainMemoryDef
*mem,
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_NVDIMM:
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_PMEM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
/* None of these can be backed by hugepages. */
return false;
@@ -3955,6 +3956,7 @@ qemuProcessNeedMemoryBackingPath(virDomainDef *def,
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_NVDIMM:
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_PMEM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
/* Backed by user provided path. Not stored in memory
* backing dir anyway. */
diff --git a/src/qemu/qemu_validate.c b/src/qemu/qemu_validate.c
index 4a01fe4d14..3b44c5e139 100644
--- a/src/qemu/qemu_validate.c
+++ b/src/qemu/qemu_validate.c
@@ -5025,6 +5025,14 @@ qemuValidateDomainDeviceDefMemory(virDomainMemoryDef *mem,
}
break;
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
+ if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_SGX_EPC)) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
+ _("sgx epc isn't supported by this QEMU
binary"));
+ return -1;
+ }
+ break;
+
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
diff --git a/src/security/security_apparmor.c b/src/security/security_apparmor.c
index 008384dee8..36e8ce42b5 100644
--- a/src/security/security_apparmor.c
+++ b/src/security/security_apparmor.c
@@ -687,6 +687,7 @@ AppArmorSetMemoryLabel(virSecurityManager *mgr,
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_MEM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
}
diff --git a/src/security/security_dac.c b/src/security/security_dac.c
index 21cebae694..d94995c9cf 100644
--- a/src/security/security_dac.c
+++ b/src/security/security_dac.c
@@ -1853,6 +1853,7 @@ virSecurityDACRestoreMemoryLabel(virSecurityManager *mgr,
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_MEM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
case VIR_DOMAIN_MEMORY_MODEL_NONE:
ret = 0;
@@ -2040,6 +2041,7 @@ virSecurityDACSetMemoryLabel(virSecurityManager *mgr,
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_MEM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
case VIR_DOMAIN_MEMORY_MODEL_NONE:
ret = 0;
diff --git a/src/security/security_selinux.c b/src/security/security_selinux.c
index a296cb7613..1f72f61cac 100644
--- a/src/security/security_selinux.c
+++ b/src/security/security_selinux.c
@@ -1580,6 +1580,7 @@ virSecuritySELinuxSetMemoryLabel(virSecurityManager *mgr,
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_MEM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
}
@@ -1608,6 +1609,7 @@ virSecuritySELinuxRestoreMemoryLabel(virSecurityManager *mgr,
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_MEM:
+ case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
ret = 0;
diff --git a/tests/qemuxml2argvdata/sgx-epc.xml b/tests/qemuxml2argvdata/sgx-epc.xml
new file mode 100644
index 0000000000..f6cbc67a51
--- /dev/null
+++ b/tests/qemuxml2argvdata/sgx-epc.xml
@@ -0,0 +1,65 @@
+<domain type='qemu'>
+ <name>QEMUGuest1</name>
+ <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+ <maxMemory slots='16' unit='KiB'>1130496</maxMemory>
+ <memory unit='KiB'>1048576</memory>
+ <currentMemory unit='KiB'>1048576</currentMemory>
+ <vcpu placement='static'>2</vcpu>
+ <os>
+ <type arch='x86_64' machine='pc-q35-7.0'>hvm</type>
+ <boot dev='hd'/>
+ </os>
+ <cpu mode='custom' match='exact' check='none'>
+ <model fallback='forbid'>qemu64</model>
+ <numa>
+ <cell id='0' cpus='0' memory='524288'
unit='KiB'/>
+ <cell id='1' cpus='1' memory='524288'
unit='KiB'/>
+ </numa>
+ </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-x86_64</emulator>
+ <controller type='pci' index='0' model='pcie-root'/>
+ <controller type='pci' index='1'
model='pcie-root-port'>
+ <model name='pcie-root-port'/>
+ <target chassis='1' port='0x8'/>
+ <address type='pci' domain='0x0000' bus='0x00'
slot='0x01' function='0x0' multifunction='on'/>
+ </controller>
+ <controller type='pci' index='2'
model='pcie-root-port'>
+ <model name='pcie-root-port'/>
+ <target chassis='2' port='0x9'/>
+ <address type='pci' domain='0x0000' bus='0x00'
slot='0x01' function='0x1'/>
+ </controller>
+ <controller type='usb' index='0' model='none'/>
+ <controller type='sata' index='0'>
+ <address type='pci' domain='0x0000' bus='0x00'
slot='0x1f' function='0x2'/>
+ </controller>
+ <input type='mouse' bus='ps2'/>
+ <input type='keyboard' bus='ps2'/>
+ <audio id='1' type='none'/>
+ <memballoon model='virtio'>
+ <address type='pci' domain='0x0000' bus='0x01'
slot='0x00' function='0x0'/>
+ </memballoon>
+ <memory model='sgx-epc'>
+ <source>
+ <nodemask>0-1</nodemask>
+ </source>
+ <target>
+ <size unit='KiB'>65536</size>
+ <node>0</node>
+ </target>
+ </memory>
+ <memory model='sgx-epc'>
+ <source>
+ <nodemask>0-1</nodemask>
+ </source>
+ <target>
+ <size unit='KiB'>16384</size>
+ <node>1</node>
+ </target>
+ </memory>
+ </devices>
+</domain>
diff --git a/tests/qemuxml2xmloutdata/sgx-epc.x86_64-7.0.0.xml
b/tests/qemuxml2xmloutdata/sgx-epc.x86_64-7.0.0.xml
new file mode 100644
index 0000000000..f6cbc67a51
--- /dev/null
+++ b/tests/qemuxml2xmloutdata/sgx-epc.x86_64-7.0.0.xml
@@ -0,0 +1,65 @@
+<domain type='qemu'>
+ <name>QEMUGuest1</name>
+ <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+ <maxMemory slots='16' unit='KiB'>1130496</maxMemory>
+ <memory unit='KiB'>1048576</memory>
+ <currentMemory unit='KiB'>1048576</currentMemory>
+ <vcpu placement='static'>2</vcpu>
+ <os>
+ <type arch='x86_64' machine='pc-q35-7.0'>hvm</type>
+ <boot dev='hd'/>
+ </os>
+ <cpu mode='custom' match='exact' check='none'>
+ <model fallback='forbid'>qemu64</model>
+ <numa>
+ <cell id='0' cpus='0' memory='524288'
unit='KiB'/>
+ <cell id='1' cpus='1' memory='524288'
unit='KiB'/>
+ </numa>
+ </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-x86_64</emulator>
+ <controller type='pci' index='0' model='pcie-root'/>
+ <controller type='pci' index='1'
model='pcie-root-port'>
+ <model name='pcie-root-port'/>
+ <target chassis='1' port='0x8'/>
+ <address type='pci' domain='0x0000' bus='0x00'
slot='0x01' function='0x0' multifunction='on'/>
+ </controller>
+ <controller type='pci' index='2'
model='pcie-root-port'>
+ <model name='pcie-root-port'/>
+ <target chassis='2' port='0x9'/>
+ <address type='pci' domain='0x0000' bus='0x00'
slot='0x01' function='0x1'/>
+ </controller>
+ <controller type='usb' index='0' model='none'/>
+ <controller type='sata' index='0'>
+ <address type='pci' domain='0x0000' bus='0x00'
slot='0x1f' function='0x2'/>
+ </controller>
+ <input type='mouse' bus='ps2'/>
+ <input type='keyboard' bus='ps2'/>
+ <audio id='1' type='none'/>
+ <memballoon model='virtio'>
+ <address type='pci' domain='0x0000' bus='0x01'
slot='0x00' function='0x0'/>
+ </memballoon>
+ <memory model='sgx-epc'>
+ <source>
+ <nodemask>0-1</nodemask>
+ </source>
+ <target>
+ <size unit='KiB'>65536</size>
+ <node>0</node>
+ </target>
+ </memory>
+ <memory model='sgx-epc'>
+ <source>
+ <nodemask>0-1</nodemask>
+ </source>
+ <target>
+ <size unit='KiB'>16384</size>
+ <node>1</node>
+ </target>
+ </memory>
+ </devices>
+</domain>
diff --git a/tests/qemuxml2xmltest.c b/tests/qemuxml2xmltest.c
index 1b74a81f26..e13da8bd2c 100644
--- a/tests/qemuxml2xmltest.c
+++ b/tests/qemuxml2xmltest.c
@@ -1295,6 +1295,8 @@ mymain(void)
DO_TEST_CAPS_LATEST("channel-qemu-vdagent");
DO_TEST_CAPS_LATEST("channel-qemu-vdagent-features");
+ DO_TEST_CAPS_VER("sgx-epc", "7.0.0");
+
cleanup:
if (getenv("LIBVIRT_SKIP_CLEANUP") == NULL)
virFileDeleteTree(fakerootdir);
--
2.25.1