diff --git a/conf/i386-pc.rmk b/conf/i386-pc.rmk
index 1b6221f4d..c138188ed 100644
--- a/conf/i386-pc.rmk
+++ b/conf/i386-pc.rmk
@@ -143,6 +143,12 @@ chain_mod_SOURCES = loader/i386/pc/chainloader.c
chain_mod_CFLAGS = $(COMMON_CFLAGS)
chain_mod_LDFLAGS = $(COMMON_LDFLAGS)
+# For ntldr.mod.
+pkglib_MODULES += ntldr.mod
+ntldr_mod_SOURCES = loader/i386/pc/ntldr.c
+ntldr_mod_CFLAGS = $(COMMON_CFLAGS)
+ntldr_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
pkglib_MODULES += linux16.mod
linux16_mod_SOURCES = loader/i386/pc/linux.c
linux16_mod_CFLAGS = $(COMMON_CFLAGS)
diff --git a/loader/i386/pc/ntldr.c b/loader/i386/pc/ntldr.c
new file mode 100644
index 000000000..9e461ff49
--- /dev/null
+++ b/loader/i386/pc/ntldr.c
@@ -0,0 +1,140 @@
+/* chainloader.c - boot another boot loader */
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2002,2004,2007,2009,2010 Free Software Foundation, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see .
+ */
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+
+static grub_dl_t my_mod;
+static struct grub_relocator *rel;
+
+#define GRUB_NTLDR_SEGMENT 0x2000
+
+static grub_err_t
+grub_ntldr_boot (void)
+{
+ struct grub_relocator16_state state = {
+ .cs = GRUB_NTLDR_SEGMENT,
+ .ip = 0
+ };
+ grub_video_set_mode ("text", 0, 0);
+
+ return grub_relocator16_boot (rel, state);
+}
+
+static grub_err_t
+grub_ntldr_unload (void)
+{
+ grub_relocator_unload (rel);
+ rel = NULL;
+ grub_dl_unref (my_mod);
+ return GRUB_ERR_NONE;
+}
+
+static grub_err_t
+grub_cmd_ntldr (grub_command_t cmd __attribute__ ((unused)),
+ int argc, char *argv[])
+{
+ grub_file_t file = 0;
+ grub_err_t err;
+ void *bs, *ntldr;
+ grub_size_t ntldrsize;
+ grub_device_t dev;
+
+ if (argc == 0)
+ return grub_error (GRUB_ERR_BAD_ARGUMENT, "no file specified");
+
+ grub_dl_ref (my_mod);
+
+ rel = grub_relocator_new ();
+ if (!rel)
+ goto fail;
+
+ file = grub_file_open (argv[0]);
+ if (! file)
+ goto fail;
+
+ err = grub_relocator_alloc_chunk_addr (rel, &bs, 0x7C00,
+ GRUB_DISK_SECTOR_SIZE);
+ if (err)
+ goto fail;
+
+ dev = grub_device_open (0);
+
+ if (dev && dev->disk)
+ {
+ err = grub_disk_read (dev->disk, 0, 0, GRUB_DISK_SECTOR_SIZE, bs);
+ if (err)
+ {
+ grub_device_close (dev);
+ goto fail;
+ }
+ }
+
+ if (dev)
+ grub_device_close (dev);
+
+ ntldrsize = grub_file_size (file);
+ err = grub_relocator_alloc_chunk_addr (rel, &ntldr, GRUB_NTLDR_SEGMENT << 4,
+ ntldrsize);
+ if (err)
+ goto fail;
+
+ if (grub_file_read (file, ntldr, ntldrsize)
+ != (grub_ssize_t) ntldrsize)
+ goto fail;
+
+ grub_loader_set (grub_ntldr_boot, grub_ntldr_unload, 1);
+ return GRUB_ERR_NONE;
+
+ fail:
+
+ if (file)
+ grub_file_close (file);
+
+ grub_ntldr_unload ();
+
+ return grub_errno;
+}
+
+static grub_command_t cmd;
+
+GRUB_MOD_INIT(ntldr)
+{
+ cmd = grub_register_command ("ntldr", grub_cmd_ntldr,
+ 0, N_("Load NTLDR or BootMGR."));
+ my_mod = mod;
+}
+
+GRUB_MOD_FINI(ntldr)
+{
+ grub_unregister_command (cmd);
+}