| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 1 | # SPDX-License-Identifier: GPL-2.0 |
| 2 | # Makefile for the Sparc boot stuff. |
| 3 | # |
| 4 | # Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) |
| 5 | # Copyright (C) 1997,1998 Jakub Jelinek (jj@ultra.linux.cz) |
| 6 | |
| 7 | ROOT_IMG := /usr/src/root.img |
| 8 | ELFTOAOUT := elftoaout |
| 9 | |
| 10 | hostprogs-y := piggyback |
| 11 | targets := tftpboot.img image zImage vmlinux.aout |
| 12 | clean-files := System.map |
| 13 | |
| 14 | quiet_cmd_elftoaout = ELFTOAOUT $@ |
| 15 | cmd_elftoaout = $(ELFTOAOUT) $(obj)/image -o $@ |
| 16 | quiet_cmd_piggy = PIGGY $@ |
| 17 | cmd_piggy = $(obj)/piggyback $(BITS) $@ System.map $(ROOT_IMG) |
| 18 | quiet_cmd_strip = STRIP $@ |
| 19 | cmd_strip = $(STRIP) -R .comment -R .note -K sun4u_init -K _end -K _start $< -o $@ |
| 20 | |
| 21 | ifeq ($(CONFIG_SPARC64),y) |
| 22 | |
| 23 | # Actual linking |
| 24 | |
| 25 | $(obj)/zImage: $(obj)/image |
| 26 | $(call if_changed,gzip) |
| 27 | @echo ' kernel: $@ is ready' |
| 28 | |
| 29 | $(obj)/vmlinux.aout: vmlinux FORCE |
| 30 | $(call if_changed,elftoaout) |
| 31 | @echo ' kernel: $@ is ready' |
| 32 | else |
| 33 | |
| 34 | $(obj)/zImage: $(obj)/image |
| 35 | $(call if_changed,strip) |
| 36 | @echo ' kernel: $@ is ready' |
| 37 | |
| 38 | # The following lines make a readable image for U-Boot. |
| 39 | # uImage - Binary file read by U-boot |
| 40 | # uImage.o - object file of uImage for loading with a |
| 41 | # flash programmer understanding ELF. |
| 42 | |
| 43 | OBJCOPYFLAGS_image.bin := -S -O binary -R .note -R .comment |
| 44 | $(obj)/image.bin: $(obj)/image FORCE |
| 45 | $(call if_changed,objcopy) |
| 46 | |
| 47 | $(obj)/image.gz: $(obj)/image.bin |
| 48 | $(call if_changed,gzip) |
| 49 | |
| 50 | UIMAGE_LOADADDR = $(CONFIG_UBOOT_LOAD_ADDR) |
| 51 | UIMAGE_ENTRYADDR = $(CONFIG_UBOOT_ENTRY_ADDR) |
| 52 | UIMAGE_COMPRESSION = gzip |
| 53 | |
| 54 | quiet_cmd_uimage.o = UIMAGE.O $@ |
| 55 | cmd_uimage.o = $(LD) -Tdata $(CONFIG_UBOOT_FLASH_ADDR) \ |
| 56 | -r -b binary $@ -o $@.o |
| 57 | |
| 58 | targets += uImage |
| 59 | $(obj)/uImage: $(obj)/image.gz |
| 60 | $(call if_changed,uimage) |
| 61 | $(call if_changed,uimage.o) |
| 62 | @echo ' Image $@ is ready' |
| 63 | |
| 64 | endif |
| 65 | |
| 66 | $(obj)/image: vmlinux FORCE |
| 67 | $(call if_changed,strip) |
| 68 | @echo ' kernel: $@ is ready' |
| 69 | |
| 70 | $(obj)/tftpboot.img: $(obj)/image $(obj)/piggyback System.map $(ROOT_IMG) FORCE |
| 71 | $(call if_changed,elftoaout) |
| 72 | $(call if_changed,piggy) |
| 73 | |
| 74 | install: |
| 75 | sh $(srctree)/$(src)/install.sh $(KERNELRELEASE) $(obj)/zImage \ |
| 76 | System.map "$(INSTALL_PATH)" |