@@ -1614,8 +1614,28 @@ This feature is a B<technology preview>.
=back
+=item B<arm_sci="STRING">
+
+B<Arm only> Set ARM_SCI type for the guest. ARM_SCI is System Control Protocol
+allows domain to manage various functions that are provided by HW platform.
+
=over 4
+=item B<none>
+
+Don't allow guest to use ARM_SCI if present on the platform. This is the
+default value.
+
+=item B<scmi_smc>
+
+Enables SCMI_SMC support for the guest. SCMI is System Control Management
+Inferface - allows domain to manage various functions that are provided by HW
+platform, such as clocks, resets and power-domains. Xen will mediate access to
+clocks, power-domains and resets between Domains and ATF. Disabled by default.
+SCP is used as transport.
+
+=back
+
=item B<force_assign_without_iommu=BOOLEAN>
If set, Xen allows to assign a devices even if it is not behind an IOMMU.
@@ -1091,6 +1091,7 @@ if err := x.DmRestrict.fromC(&xc.dm_restrict);err != nil {
return fmt.Errorf("converting field DmRestrict: %v", err)
}
x.Tee = TeeType(xc.tee)
+x.ArmSci = ArmSciType(xc.arm_sci)
if err := x.ForceAssignWithoutIommu.fromC(&xc.force_assign_without_iommu);err != nil {
return fmt.Errorf("converting field ForceAssignWithoutIommu: %v", err)
@@ -1439,6 +1440,7 @@ if err := x.DmRestrict.toC(&xc.dm_restrict); err != nil {
return fmt.Errorf("converting field DmRestrict: %v", err)
}
xc.tee = C.libxl_tee_type(x.Tee)
+xc.arm_sci = C.libxl_arm_sci_type(x.ArmSci)
xc._type = C.libxl_domain_type(x.Type)
switch x.Type{
case DomainTypeHvm:
@@ -443,6 +443,12 @@ TeeTypeNone TeeType = 0
TeeTypeOptee TeeType = 1
)
+type ArmSciType int
+const(
+ArmSciTypeNone ArmSciType = 0
+ArmSciTypeScmi ArmSciType = 1
+)
+
type RdmReserve struct {
Strategy RdmReserveStrategy
Policy RdmReservePolicy
@@ -512,6 +518,7 @@ NestedHvm Defbool
Apic Defbool
DmRestrict Defbool
Tee TeeType
+ArmSci ArmSciType
ForceAssignWithoutIommu Defbool
Type DomainType
TypeUnion DomainBuildInfoTypeUnion
@@ -278,6 +278,11 @@
*/
#define LIBXL_HAVE_BUILDINFO_ARCH_ARM_TEE 1
+/*
+ * libxl_domain_build_info has the arch_arm.sci field.
+ */
+#define LIBXL_HAVE_BUILDINFO_ARCH_ARM_SCI 1
+
/*
* LIBXL_HAVE_SOFT_RESET indicates that libxl supports performing
* 'soft reset' for domains and there is 'soft_reset' shutdown reason
@@ -480,6 +480,11 @@ libxl_tee_type = Enumeration("tee_type", [
(1, "optee")
], init_val = "LIBXL_TEE_TYPE_NONE")
+libxl_arm_sci_type = Enumeration("arm_sci_type", [
+ (0, "none"),
+ (1, "scmi_smc")
+ ], init_val = "LIBXL_ARM_SCI_TYPE_NONE")
+
libxl_rdm_reserve = Struct("rdm_reserve", [
("strategy", libxl_rdm_reserve_strategy),
("policy", libxl_rdm_reserve_policy),
@@ -564,6 +569,7 @@ libxl_domain_build_info = Struct("domain_build_info",[
("apic", libxl_defbool),
("dm_restrict", libxl_defbool),
("tee", libxl_tee_type),
+ ("arm_sci", libxl_arm_sci_type),
("force_assign_without_iommu", libxl_defbool),
("u", KeyedUnion(None, libxl_domain_type, "type",
[("hvm", Struct(None, [("firmware", string),
@@ -2747,6 +2747,15 @@ skip_usbdev:
}
}
+ if (!xlu_cfg_get_string (config, "arm_sci", &buf, 1)) {
+ e = libxl_arm_sci_type_from_string(buf, &b_info->arm_sci);
+ if (e) {
+ fprintf(stderr,
+ "Unknown arm_sci \"%s\" specified\n", buf);
+ exit(-ERROR_FAIL);
+ }
+ }
+
xlu_cfg_get_defbool(config, "force_assign_without_iommu",
&b_info->force_assign_without_iommu, 0);
This enumeration sets SCI type for the domain. Currently there is two possible options: either 'none' or 'scmi_smc'. 'none' is the default value and it disables SCI support at all. 'scmi_smc' enables access to the Firmware from the domains using SCMI protocol and SMC as transport. Signed-off-by: Oleksii Moisieiev <oleksii_moisieiev@epam.com> --- docs/man/xl.cfg.5.pod.in | 20 ++++++++++++++++++++ tools/golang/xenlight/helpers.gen.go | 2 ++ tools/golang/xenlight/types.gen.go | 7 +++++++ tools/include/libxl.h | 5 +++++ tools/libs/light/libxl_types.idl | 6 ++++++ tools/xl/xl_parse.c | 9 +++++++++ 6 files changed, 49 insertions(+)