diff options
Diffstat (limited to 'backends/confidential-guest-support.c')
| -rw-r--r-- | backends/confidential-guest-support.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/backends/confidential-guest-support.c b/backends/confidential-guest-support.c index 8ff7bfa..156dd15 100644 --- a/backends/confidential-guest-support.c +++ b/backends/confidential-guest-support.c @@ -14,15 +14,58 @@ #include "qemu/osdep.h" #include "system/confidential-guest-support.h" +#include "qapi/error.h" OBJECT_DEFINE_ABSTRACT_TYPE(ConfidentialGuestSupport, confidential_guest_support, CONFIDENTIAL_GUEST_SUPPORT, OBJECT) +static bool check_support(ConfidentialGuestPlatformType platform, + uint16_t platform_version, uint8_t highest_vtl, + uint64_t shared_gpa_boundary) +{ + /* Default: no support. */ + return false; +} + +static int set_guest_state(hwaddr gpa, uint8_t *ptr, uint64_t len, + ConfidentialGuestPageType memory_type, + uint16_t cpu_index, Error **errp) +{ + error_setg(errp, + "Setting confidential guest state is not supported for this platform"); + return -1; +} + +static int set_guest_policy(ConfidentialGuestPolicyType policy_type, + uint64_t policy, + void *policy_data1, uint32_t policy_data1_size, + void *policy_data2, uint32_t policy_data2_size, + Error **errp) +{ + error_setg(errp, + "Setting confidential guest policy is not supported for this platform"); + return -1; +} + +static int get_mem_map_entry(int index, ConfidentialGuestMemoryMapEntry *entry, + Error **errp) +{ + error_setg( + errp, + "Obtaining the confidential guest memory map is not supported for this platform"); + return -1; +} + static void confidential_guest_support_class_init(ObjectClass *oc, const void *data) { + ConfidentialGuestSupportClass *cgsc = CONFIDENTIAL_GUEST_SUPPORT_CLASS(oc); + cgsc->check_support = check_support; + cgsc->set_guest_state = set_guest_state; + cgsc->set_guest_policy = set_guest_policy; + cgsc->get_mem_map_entry = get_mem_map_entry; } static void confidential_guest_support_init(Object *obj) |