Index: stand/uboot/common/main.c
===================================================================
--- stand/uboot/common/main.c
+++ stand/uboot/common/main.c
@@ -497,6 +497,9 @@
 do_interact:
 	setenv("LINES", "24", 1);		/* optional */
 	setenv("prompt", "loader>", 1);
+#ifdef __powerpc__
+	setenv("usefdt", "1", 1);
+#endif
 
 	archsw.arch_loadaddr = uboot_loadaddr;
 	archsw.arch_getdev = uboot_getdev;
Index: stand/uboot/lib/elf_freebsd.c
===================================================================
--- stand/uboot/lib/elf_freebsd.c
+++ stand/uboot/lib/elf_freebsd.c
@@ -71,7 +71,7 @@
 __elfN(uboot_exec)(struct preloaded_file *fp)
 {
 	struct file_metadata *fmp;
-	vm_offset_t mdp;
+	vm_offset_t mdp, dtbp;
 	Elf_Ehdr *e;
 	int error;
 	void (*entry)(void *);
@@ -81,7 +81,7 @@
 
 	e = (Elf_Ehdr *)&fmp->md_data;
 
-	if ((error = md_load(fp->f_args, &mdp, NULL)) != 0)
+	if ((error = md_load(fp->f_args, &mdp, &dtbp)) != 0)
 		return (error);
 
 	entry = (void *)e->e_entry;
@@ -90,7 +90,12 @@
 	dev_cleanup();
 	printf("Kernel args: %s\n", fp->f_args);
 
+#ifdef __powerpc__
+	((void (*)(u_long, u_long, u_long, void *, u_long))entry)(dtbp, 0, 0,
+		(void *)mdp, 0xfb5d104d);
+#else
 	(*entry)((void *)mdp);
+#endif
 	panic("exec returned");
 }