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-rw-r--r--arch/xtensa/boot/ramdisk/Makefile23
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/xtensa/boot/ramdisk/Makefile b/arch/xtensa/boot/ramdisk/Makefile
new file mode 100644
index 000000000000..b12f76352438
--- /dev/null
+++ b/arch/xtensa/boot/ramdisk/Makefile
@@ -0,0 +1,23 @@
1#
2# Makefile for a ramdisk image
3#
4
5BIG_ENDIAN := $(shell echo -e "\#ifdef __XTENSA_EL__\nint little;\n\#else\nint big;\n\#endif" | $(CC) -E -|grep -c big)
6
7ifeq ($(BIG_ENDIAN),1)
8OBJCOPY_ARGS := -O elf32-xtensa-be
9else
10OBJCOPY_ARGS := -O elf32-xtensa-le
11endif
12
13obj-y = ramdisk.o
14
15RAMDISK_IMAGE = arch/$(ARCH)/boot/ramdisk/$(CONFIG_EMBEDDED_RAMDISK_IMAGE)
16
17arch/$(ARCH)/boot/ramdisk/ramdisk.o:
18 $(Q)echo -e "dummy:" | $(AS) -o $@;
19 $(Q)$(OBJCOPY) $(OBJCOPY_ARGS) \
20 --add-section .initrd=$(RAMDISK_IMAGE) \
21 --set-section-flags .initrd=contents,alloc,load,load,data \
22 arch/$(ARCH)/boot/ramdisk/ramdisk.o $@
23