diff options
| -rw-r--r-- | MdePkg/Include/Register/Amd/Ghcb.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/MdePkg/Include/Register/Amd/Ghcb.h b/MdePkg/Include/Register/Amd/Ghcb.h index 029904b1c6..8c5f46e4bb 100644 --- a/MdePkg/Include/Register/Amd/Ghcb.h +++ b/MdePkg/Include/Register/Amd/Ghcb.h @@ -55,6 +55,7 @@ #define SVM_EXIT_AP_RESET_HOLD 0x80000004ULL
#define SVM_EXIT_AP_JUMP_TABLE 0x80000005ULL
#define SVM_EXIT_SNP_PAGE_STATE_CHANGE 0x80000010ULL
+#define SVM_EXIT_SNP_AP_CREATION 0x80000013ULL
#define SVM_EXIT_HYPERVISOR_FEATURES 0x8000FFFDULL
#define SVM_EXIT_UNSUPPORTED 0x8000FFFFULL
@@ -83,6 +84,12 @@ #define IOIO_SEG_ES 0
#define IOIO_SEG_DS (BIT11 | BIT10)
+//
+// AP Creation Information
+//
+#define SVM_VMGEXIT_SNP_AP_CREATE_ON_INIT 0
+#define SVM_VMGEXIT_SNP_AP_CREATE 1
+#define SVM_VMGEXIT_SNP_AP_DESTROY 2
typedef PACKED struct {
UINT8 Reserved1[203];
@@ -195,4 +202,81 @@ typedef struct { SNP_PAGE_STATE_ENTRY Entry[SNP_PAGE_STATE_MAX_ENTRY];
} SNP_PAGE_STATE_CHANGE_INFO;
+//
+// SEV-ES save area mapping structures used for SEV-SNP AP Creation.
+// Only the fields required to be set to a non-zero value are defined.
+//
+// The segment register definition is defined for processor reset/real mode
+// (as when an INIT of the vCPU is requested). Should other modes (long mode,
+// etc.) be required, then the definitions can be enhanced.
+//
+
+//
+// Segment types at processor reset, See AMD APM Volume 2, Table 14-2.
+//
+#define SEV_ES_RESET_CODE_SEGMENT_TYPE 0xA
+#define SEV_ES_RESET_DATA_SEGMENT_TYPE 0x2
+
+#define SEV_ES_RESET_LDT_TYPE 0x2
+#define SEV_ES_RESET_TSS_TYPE 0x3
+
+#pragma pack (1)
+typedef union {
+ struct {
+ UINT16 Type:4;
+ UINT16 Sbit:1;
+ UINT16 Dpl:2;
+ UINT16 Present:1;
+ UINT16 Avl:1;
+ UINT16 Reserved1:1;
+ UINT16 Db:1;
+ UINT16 Granularity:1;
+ } Bits;
+ UINT16 Uint16;
+} SEV_ES_SEGMENT_REGISTER_ATTRIBUTES;
+
+typedef struct {
+ UINT16 Selector;
+ SEV_ES_SEGMENT_REGISTER_ATTRIBUTES Attributes;
+ UINT32 Limit;
+ UINT64 Base;
+} SEV_ES_SEGMENT_REGISTER;
+
+typedef struct {
+ SEV_ES_SEGMENT_REGISTER Es;
+ SEV_ES_SEGMENT_REGISTER Cs;
+ SEV_ES_SEGMENT_REGISTER Ss;
+ SEV_ES_SEGMENT_REGISTER Ds;
+ SEV_ES_SEGMENT_REGISTER Fs;
+ SEV_ES_SEGMENT_REGISTER Gs;
+ SEV_ES_SEGMENT_REGISTER Gdtr;
+ SEV_ES_SEGMENT_REGISTER Ldtr;
+ SEV_ES_SEGMENT_REGISTER Idtr;
+ SEV_ES_SEGMENT_REGISTER Tr;
+ UINT8 Reserved1[42];
+ UINT8 Vmpl;
+ UINT8 Reserved2[5];
+ UINT64 Efer;
+ UINT8 Reserved3[112];
+ UINT64 Cr4;
+ UINT8 Reserved4[8];
+ UINT64 Cr0;
+ UINT64 Dr7;
+ UINT64 Dr6;
+ UINT64 Rflags;
+ UINT64 Rip;
+ UINT8 Reserved5[232];
+ UINT64 GPat;
+ UINT8 Reserved6[320];
+ UINT64 SevFeatures;
+ UINT8 Reserved7[48];
+ UINT64 XCr0;
+ UINT8 Reserved8[24];
+ UINT32 Mxcsr;
+ UINT16 X87Ftw;
+ UINT8 Reserved9[2];
+ UINT16 X87Fcw;
+} SEV_ES_SAVE_AREA;
+#pragma pack ()
+
#endif
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