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# SPDX-License-Identifier: GPL-2.0
# Makefile for the Sparc boot stuff.
#
# Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
# Copyright (C) 1997,1998 Jakub Jelinek (jj@ultra.linux.cz)
ROOT_IMG := /usr/src/root.img
ELFTOAOUT := elftoaout
hostprogs := piggyback
targets := tftpboot.img image zImage vmlinux.aout
clean-files := System.map
quiet_cmd_elftoaout = ELFTOAOUT $@
cmd_elftoaout = $(ELFTOAOUT) $(obj)/image -o $@
quiet_cmd_piggy = PIGGY $@
cmd_piggy = $(obj)/piggyback $(BITS) $@ System.map $(ROOT_IMG)
quiet_cmd_strip = STRIP $@
cmd_strip = $(STRIP) -R .comment -R .note -K sun4u_init -K _end -K _start $< -o $@
ifeq ($(CONFIG_SPARC64),y)
# Actual linking
$(obj)/zImage: $(obj)/image
$(call if_changed,gzip)
@echo ' kernel: $@ is ready'
$(obj)/vmlinux.aout: vmlinux FORCE
$(call if_changed,elftoaout)
@echo ' kernel: $@ is ready'
else
$(obj)/zImage: $(obj)/image
$(call if_changed,strip)
@echo ' kernel: $@ is ready'
# The following lines make a readable image for U-Boot.
# uImage - Binary file read by U-boot
# uImage.o - object file of uImage for loading with a
# flash programmer understanding ELF.
OBJCOPYFLAGS_image.bin := -S -O binary -R .note -R .comment
$(obj)/image.bin: $(obj)/image FORCE
$(call if_changed,objcopy)
$(obj)/image.gz: $(obj)/image.bin
$(call if_changed,gzip)
UIMAGE_LOADADDR = $(CONFIG_UBOOT_LOAD_ADDR)
UIMAGE_ENTRYADDR = $(CONFIG_UBOOT_ENTRY_ADDR)
UIMAGE_COMPRESSION = gzip
quiet_cmd_uimage.o = UIMAGE.O $@
cmd_uimage.o = $(LD) -Tdata $(CONFIG_UBOOT_FLASH_ADDR) \
-r -b binary $@ -o $@.o
targets += uImage
$(obj)/uImage: $(obj)/image.gz
$(call if_changed,uimage)
$(call if_changed,uimage.o)
@echo ' Image $@ is ready'
endif
$(obj)/image: vmlinux FORCE
$(call if_changed,strip)
@echo ' kernel: $@ is ready'
$(obj)/tftpboot.img: $(obj)/image $(obj)/piggyback System.map $(ROOT_IMG) FORCE
$(call if_changed,elftoaout)
$(call if_changed,piggy)
install:
sh $(srctree)/$(src)/install.sh $(KERNELRELEASE) $(obj)/zImage \
System.map "$(INSTALL_PATH)"
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