UefiCpuPkg/MpInitLib: move SEV specific routines in AmdSev.c

BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3275

Move all the SEV specific function in AmdSev.c.

No functional change intended.

Cc: Eric Dong <eric.dong@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Michael Roth <michael.roth@amd.com>
Cc: James Bottomley <jejb@linux.ibm.com>
Cc: Min Xu <min.m.xu@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Erdem Aktas <erdemaktas@google.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Suggested-by: Jiewen Yao <Jiewen.yao@intel.com>
Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>

UefiCpuPkg/Library/MpInitLib/MpLib.h

@@ -34,6 +34,9 @@
 #include <Library/PcdLib.h>
 #include <Library/MicrocodeLib.h>
 
+#include <Register/Amd/Fam17Msr.h>
+#include <Register/Amd/Ghcb.h>
+
 #include <Guid/MicrocodePatchHob.h>
 
 #define WAKEUP_AP_SIGNAL  SIGNATURE_32 ('S', 'T', 'A', 'P')
@@ -321,7 +324,7 @@ typedef struct {
                            from long mode to real mode.
 **/
 typedef
-VOID
+  VOID
 (EFIAPI AP_RESET)(
   IN UINTN    BufferStart,
   IN UINT16   Code16,
@@ -346,7 +349,7 @@ extern EFI_GUID  mCpuInitMpLibHobGuid;
   @param[in] PmCodeSegment   Protected mode code segment value.
 **/
 typedef
-VOID
+  VOID
 (EFIAPI *ASM_RELOCATE_AP_LOOP)(
   IN BOOLEAN                 MwaitSupport,
   IN UINTN                   ApTargetCState,
@@ -740,4 +743,34 @@ PlatformShadowMicrocode (
   IN OUT CPU_MP_DATA  *CpuMpData
   );
 
+/**
+  Allocate the SEV-ES AP jump table buffer.
+
+  @param[in, out]  CpuMpData  The pointer to CPU MP Data structure.
+**/
+VOID
+AllocateSevEsAPMemory (
+  IN OUT CPU_MP_DATA  *CpuMpData
+  );
+
+/**
+  Program the SEV-ES AP jump table buffer.
+
+  @param[in]  SipiVector  The SIPI vector used for the AP Reset
+**/
+VOID
+SetSevEsJumpTable (
+  IN UINTN  SipiVector
+  );
+
+/**
+  The function puts the AP in halt loop.
+
+  @param[in]  CpuMpData  The pointer to CPU MP Data structure.
+**/
+VOID
+SevEsPlaceApHlt (
+  CPU_MP_DATA  *CpuMpData
+  );
+
 #endif