OvmfPkg/PlatformInitLib: Move functions to Platform.c

BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3863

Move functions in PlatformPei/Platform.c to PlatformInitLib/Platform.c.

Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Brijesh Singh <brijesh.singh@amd.com>
Cc: Erdem Aktas <erdemaktas@google.com>
Cc: James Bottomley <jejb@linux.ibm.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Sebastien Boeuf <sebastien.boeuf@intel.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
Signed-off-by: Min Xu <min.m.xu@intel.com>

OvmfPkg/Include/Library/PlatformInitLib.h

@@ -169,4 +169,38 @@ PlatformQemuInitializeRamForS3 (
   IN EFI_HOB_PLATFORM_INFO  *PlatformInfoHob
   );
 
+VOID
+EFIAPI
+PlatformMemMapInitialization (
+  IN OUT EFI_HOB_PLATFORM_INFO  *PlatformInfoHob
+  );
+
+/**
+ * Fetch "opt/ovmf/PcdSetNxForStack" from QEMU
+ *
+ * @param Setting     The pointer to the setting of "/opt/ovmf/PcdSetNxForStack".
+ * @return EFI_SUCCESS  Successfully fetch the settings.
+ */
+EFI_STATUS
+EFIAPI
+PlatformNoexecDxeInitialization (
+  IN OUT EFI_HOB_PLATFORM_INFO  *PlatformInfoHob
+  );
+
+VOID
+EFIAPI
+PlatformMiscInitialization (
+  IN EFI_HOB_PLATFORM_INFO  *PlatformInfoHob
+  );
+
+/**
+  Fetch the boot CPU count and the possible CPU count from QEMU, and expose
+  them to UefiCpuPkg modules.
+**/
+VOID
+EFIAPI
+PlatformMaxCpuCountInitialization (
+  IN OUT EFI_HOB_PLATFORM_INFO  *PlatformInfoHob
+  );
+
 #endif // PLATFORM_INIT_LIB_H_