Index: grub-2.02/grub-core/Makefile.core.def
===================================================================
--- grub-2.02.orig/grub-core/Makefile.core.def
+++ grub-2.02/grub-core/Makefile.core.def
@@ -451,6 +451,20 @@ image = {
 };
 
 image = {
+  name = diskboot_tpm;
+  i386_pc = boot/i386/pc/diskboot.S;
+
+  cppflags = '-DTPM=1';
+
+  i386_pc_ldflags = '$(TARGET_IMG_LDFLAGS)';
+  i386_pc_ldflags = '$(TARGET_IMG_BASE_LDOPT),0x8000';
+
+  objcopyflags = '-O binary';
+
+  enable = i386_pc;
+};
+
+image = {
   name = lnxboot;
   i386_pc = boot/i386/pc/lnxboot.S;
 
Index: grub-2.02/grub-core/boot/i386/pc/diskboot.S
===================================================================
--- grub-2.02.orig/grub-core/boot/i386/pc/diskboot.S
+++ grub-2.02/grub-core/boot/i386/pc/diskboot.S
@@ -19,8 +19,6 @@
 #include <grub/symbol.h>
 #include <grub/machine/boot.h>
 
-#define TPM 1
-
 /*
  *  defines for the code go here
  */
Index: grub-2.02/include/grub/util/mkimage.h
===================================================================
--- grub-2.02.orig/include/grub/util/mkimage.h
+++ grub-2.02/include/grub/util/mkimage.h
@@ -71,7 +71,8 @@ struct grub_install_image_target_desc
     IMAGE_I386_IEEE1275,
     IMAGE_LOONGSON_ELF, IMAGE_QEMU, IMAGE_PPC, IMAGE_YEELOONG_FLASH,
     IMAGE_FULOONG2F_FLASH, IMAGE_I386_PC_PXE, IMAGE_MIPS_ARC,
-    IMAGE_QEMU_MIPS_FLASH, IMAGE_UBOOT, IMAGE_XEN, IMAGE_I386_PC_ELTORITO
+    IMAGE_QEMU_MIPS_FLASH, IMAGE_UBOOT, IMAGE_XEN, IMAGE_I386_PC_ELTORITO,
+    IMAGE_I386_PC_TPM
   } id;
   enum
     {
Index: grub-2.02/util/grub-install.c
===================================================================
--- grub-2.02.orig/util/grub-install.c
+++ grub-2.02/util/grub-install.c
@@ -1660,6 +1660,16 @@ main (int argc, char *argv[])
 
 
     case GRUB_INSTALL_PLATFORM_I386_PC:
+      if (suse_enable_tpm)
+	{
+	  snprintf (mkimage_target, sizeof (mkimage_target),
+		    "%s-%s-tpm",
+		    grub_install_get_platform_cpu (platform),
+		    grub_install_get_platform_platform (platform));
+	  core_name = "core.img";
+	  break;
+	}
+      /* FALLTHROUGH */
     case GRUB_INSTALL_PLATFORM_MIPSEL_ARC:
     case GRUB_INSTALL_PLATFORM_MIPS_ARC:
     case GRUB_INSTALL_PLATFORM_ARM_UBOOT:
Index: grub-2.02/util/mkimage.c
===================================================================
--- grub-2.02.orig/util/mkimage.c
+++ grub-2.02/util/mkimage.c
@@ -165,6 +165,22 @@ static const struct grub_install_image_t
       .default_compression = GRUB_COMPRESSION_LZMA
     },
     {
+      .dirname = "i386-pc",
+      .names = { "i386-pc-tpm", NULL },
+      .voidp_sizeof = 4,
+      .bigendian = 0,
+      .id = IMAGE_I386_PC_TPM,
+      .flags = PLATFORM_FLAGS_DECOMPRESSORS,
+      .total_module_size = TARGET_NO_FIELD,
+      .decompressor_compressed_size = GRUB_DECOMPRESSOR_I386_PC_COMPRESSED_SIZE,
+      .decompressor_uncompressed_size = GRUB_DECOMPRESSOR_I386_PC_UNCOMPRESSED_SIZE,
+      .decompressor_uncompressed_addr = TARGET_NO_FIELD,
+      .section_align = 1,
+      .vaddr_offset = 0,
+      .link_addr = GRUB_KERNEL_I386_PC_LINK_ADDR,
+      .default_compression = GRUB_COMPRESSION_LZMA
+    },
+    {
       .dirname = "i386-efi",
       .names = { "i386-efi", NULL },
       .voidp_sizeof = 4,
@@ -756,7 +772,8 @@ grub_install_generate_image (const char
 
   if (image_target->id == IMAGE_I386_PC
       || image_target->id == IMAGE_I386_PC_PXE
-      || image_target->id == IMAGE_I386_PC_ELTORITO)
+      || image_target->id == IMAGE_I386_PC_ELTORITO
+      || image_target->id == IMAGE_I386_PC_TPM)
     comp = GRUB_COMPRESSION_LZMA;
 
   path_list = grub_util_resolve_dependencies (dir, "moddep.lst", mods);
@@ -980,7 +997,8 @@ grub_install_generate_image (const char
 
       if ((image_target->id == IMAGE_I386_PC
 	   || image_target->id == IMAGE_I386_PC_PXE
-	   || image_target->id == IMAGE_I386_PC_ELTORITO)
+	   || image_target->id == IMAGE_I386_PC_ELTORITO
+	   || image_target->id == IMAGE_I386_PC_TPM)
 	  && decompress_size > GRUB_KERNEL_I386_PC_LINK_ADDR - 0x8200)
 	grub_util_error ("%s", _("Decompressor is too big"));
 
@@ -1023,6 +1041,7 @@ grub_install_generate_image (const char
     case IMAGE_I386_PC:
     case IMAGE_I386_PC_PXE:
     case IMAGE_I386_PC_ELTORITO:
+    case IMAGE_I386_PC_TPM:
 	if (GRUB_KERNEL_I386_PC_LINK_ADDR + core_size > 0x78000
 	    || (core_size > (0xffff << GRUB_DISK_SECTOR_BITS))
 	    || (layout.kernel_size + layout.bss_size
@@ -1061,6 +1080,7 @@ grub_install_generate_image (const char
     case IMAGE_I386_PC:
     case IMAGE_I386_PC_PXE:
     case IMAGE_I386_PC_ELTORITO:
+    case IMAGE_I386_PC_TPM:
       {
 	unsigned num;
 	char *boot_path, *boot_img;
@@ -1110,7 +1130,10 @@ grub_install_generate_image (const char
 	    free (eltorito_path);
 	  }
 
-	boot_path = grub_util_get_path (dir, "diskboot.img");
+	if (image_target->id == IMAGE_I386_PC_TPM)
+	  boot_path = grub_util_get_path (dir, "diskboot_tpm.img");
+	else
+	  boot_path = grub_util_get_path (dir, "diskboot.img");
 	boot_size = grub_util_get_image_size (boot_path);
 	if (boot_size != GRUB_DISK_SECTOR_SIZE)
 	  grub_util_error (_("diskboot.img size must be %u bytes"),