uImage 4k对齐

diff --git a/arch/arm/boot/Makefile b/arch/arm/boot/Makefile
index 8d4387a9d8850fdd3332df70944b265cd73d5fcb..38eb586bf00a4f2f77febdad3a14e87e1e9d15d8 100644 (file)
--- a/arch/arm/boot/Makefile
+++ b/arch/arm/boot/Makefile
@@ -62,7 +62,8 @@ endif
 quiet_cmd_uimage = UIMAGE  $@
       cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A arm -O linux -T kernel \
                   -C none -a $(LOADADDR) -e $(STARTADDR) \
-                  -n 'Linux-$(KERNELRELEASE)' -d $< $@
+                  -n 'Linux-$(KERNELRELEASE)' -d $< $@ \
+                  && dd if=$@ of=$@.pad bs=4096 conv=sync 2>/dev/null && mv $@.pad $@
 
 ifeq ($(CONFIG_ZBOOT_ROM),y)
 $(obj)/uImage: LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT)