12:50 p.m.
Signed-off-by: Brijesh Singh <<brijesh.singh(a)amd.com>>
---
src/qemu/qemu_capabilities.c | 7 ++++
src/qemu/qemu_capabilities.h | 4 ++
src/qemu/qemu_driver.c | 91 ++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 102 insertions(+)
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index a2103e3..2b82da2 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -2081,6 +2081,13 @@ virQEMUCapsSetSEVCapabilities(virQEMUCapsPtr qemuCaps,
}
+virSEVCapabilityPtr
+virQEMUCapsGetSEVCapabilities(virQEMUCapsPtr qemuCaps)
+{
+ return qemuCaps->sevCapabilities;
+}
+
+
static int
virQEMUCapsProbeQMPCommands(virQEMUCapsPtr qemuCaps,
qemuMonitorPtr mon)
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index 7390271..463d7d4 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -616,4 +616,8 @@ bool virQEMUCapsGuestIsNative(virArch host,
bool virQEMUCapsCPUFilterFeatures(const char *name,
void *opaque);
+
+virSEVCapabilityPtr
+virQEMUCapsGetSEVCapabilities(virQEMUCapsPtr qemuCaps);
+
#endif /* __QEMU_CAPABILITIES_H__*/
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 38ea865..c289b21 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -21437,6 +21437,96 @@ qemuDomainSetLifecycleAction(virDomainPtr dom,
}
+static int
+qemuGetSEVInfo(virQEMUCapsPtr qemuCaps,
+ virTypedParameterPtr *params,
+ int *nparams,
+ unsigned int flags)
+{
+ int maxpar = 0;
+ virSEVCapabilityPtr sev = virQEMUCapsGetSEVCapabilities(qemuCaps);
+
+ virCheckFlags(VIR_TYPED_PARAM_STRING_OKAY, -1);
+
+ if (virTypedParamsAddString(params, nparams, &maxpar,
+ VIR_NODE_SEV_PDH, sev->pdh) < 0)
+ return -1;
+
+ if (virTypedParamsAddString(params, nparams, &maxpar,
+ VIR_NODE_SEV_CERT_CHAIN, sev->pdh) < 0)
+ goto cleanup;
+
+ if (virTypedParamsAddUInt(params, nparams, &maxpar,
+ VIR_NODE_SEV_CBITPOS, sev->cbitpos) < 0)
+ goto cleanup;
+
+ if (virTypedParamsAddUInt(params, nparams, &maxpar,
+ VIR_NODE_SEV_REDUCED_PHYS_BITS,
+ sev->reduced_phys_bits) < 0)
+ goto cleanup;
+
+ return 0;
+
+ cleanup:
+ return -1;
+}
+
+
+static int
+qemuNodeGetSEVInfo(virConnectPtr conn,
+ virTypedParameterPtr *params,
+ int *nparams,
+ unsigned int flags)
+{
+ virQEMUDriverPtr driver = conn->privateData;
+ virCapsPtr caps = NULL;
+ virQEMUCapsPtr qemucaps = NULL;
+ virArch hostarch;
+ virCapsDomainDataPtr capsdata;
+ int ret = -1;
+
+ if (virNodeGetSevInfoEnsureACL(conn) < 0)
+ return ret;
+
+ if (!(caps = virQEMUDriverGetCapabilities(driver, true)))
+ return ret;
+
+ hostarch = virArchFromHost();
+ if (!(capsdata = virCapabilitiesDomainDataLookup(caps,
+ VIR_DOMAIN_OSTYPE_HVM, hostarch, VIR_DOMAIN_VIRT_QEMU,
+ NULL, NULL))) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("Cannot find suitable emulator for %s"),
+ virArchToString(hostarch));
+ goto UnrefCaps;
+ }
+
+ qemucaps = virQEMUCapsCacheLookup(driver->qemuCapsCache,
+ capsdata->emulator);
+ VIR_FREE(capsdata);
+ if (!qemucaps)
+ goto UnrefCaps;
+
+ if (!virQEMUCapsGet(qemucaps, QEMU_CAPS_SEV_GUEST)) {
+ virReportError(VIR_ERR_OPERATION_UNSUPPORTED, "%s",
+ _("QEMU does not support SEV guest"));
+ goto UnrefQemuCaps;
+ }
+
+ if (qemuGetSEVInfo(qemucaps, params, nparams, flags) < 0)
+ goto UnrefQemuCaps;
+
+ ret = 0;
+
+ UnrefQemuCaps:
+ virObjectUnref(qemucaps);
+ UnrefCaps:
+ virObjectUnref(caps);
+
+ return ret;
+}
+
+
static virHypervisorDriver qemuHypervisorDriver = {
.name = QEMU_DRIVER_NAME,
.connectURIProbe = qemuConnectURIProbe,
@@ -21660,6 +21750,7 @@ static virHypervisorDriver qemuHypervisorDriver = {
.domainSetLifecycleAction = qemuDomainSetLifecycleAction, /* 3.9.0 */
.connectCompareHypervisorCPU = qemuConnectCompareHypervisorCPU, /* 4.4.0 */
.connectBaselineHypervisorCPU = qemuConnectBaselineHypervisorCPU, /* 4.4.0 */
+ .nodeGetSEVInfo = qemuNodeGetSEVInfo, /* 4.5.0 */
};
--
2.7.4