Add locking for the hypervisor's page table.

Bug: 133217279

Change-Id: I04216838006b02b03a8f3f900d4dbd18521d5db2
diff --git a/inc/hf/boot_params.h b/inc/hf/boot_params.h
index 8c9220b..591e353 100644
--- a/inc/hf/boot_params.h
+++ b/inc/hf/boot_params.h
@@ -47,5 +47,7 @@
 	paddr_t initrd_end;
 };
 
-bool plat_get_boot_params(struct boot_params *p, struct mpool *ppool);
-bool plat_update_boot_params(struct boot_params_update *p, struct mpool *ppool);
+bool plat_get_boot_params(struct mm_stage1_locked stage1_locked,
+			  struct boot_params *p, struct mpool *ppool);
+bool plat_update_boot_params(struct mm_stage1_locked stage1_locked,
+			     struct boot_params_update *p, struct mpool *ppool);