1 files changed, 28 insertions, 0 deletions
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index ad9c3d9ba8..ca7904ac2c 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -164,6 +164,34 @@ void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
 #define PCI_HOST_ABOVE_4G_MEM_SIZE     "above-4g-mem-size"
 #define PCI_HOST_PROP_SMM_RANGES       "smm-ranges"
 
+typedef enum {
+    SEV_DESC_TYPE_UNDEF,
+    /* The section contains the region that must be validated by the VMM. */
+    SEV_DESC_TYPE_SNP_SEC_MEM,
+    /* The section contains the SNP secrets page */
+    SEV_DESC_TYPE_SNP_SECRETS,
+    /* The section contains address that can be used as a CPUID page */
+    SEV_DESC_TYPE_CPUID,
+    /* The section contains the region for kernel hashes for measured direct boot */
+    SEV_DESC_TYPE_SNP_KERNEL_HASHES = 0x10,
+
+} ovmf_sev_metadata_desc_type;
+
+typedef struct __attribute__((__packed__)) OvmfSevMetadataDesc {
+    uint32_t base;
+    uint32_t len;
+    ovmf_sev_metadata_desc_type type;
+} OvmfSevMetadataDesc;
+
+typedef struct __attribute__((__packed__)) OvmfSevMetadata {
+    uint8_t signature[4];
+    uint32_t len;
+    uint32_t version;
+    uint32_t num_desc;
+    OvmfSevMetadataDesc descs[];
+} OvmfSevMetadata;
+
+OvmfSevMetadata *pc_system_get_ovmf_sev_metadata_ptr(void);
 
 void pc_pci_as_mapping_init(MemoryRegion *system_memory,
                             MemoryRegion *pci_address_space);