Yoshinori Sato | 97a572b | 2007-05-06 14:50:36 -0700 | [diff] [blame] | 1 | # |
| 2 | # linux/arch/sh/boot/compressed/Makefile |
| 3 | # |
| 4 | # create a compressed vmlinux image from the original vmlinux |
| 5 | # |
| 6 | |
| 7 | targets := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o |
| 8 | EXTRA_AFLAGS := -traditional |
| 9 | |
| 10 | OBJECTS = $(obj)/head.o $(obj)/misc.o |
| 11 | |
| 12 | # |
| 13 | # IMAGE_OFFSET is the load offset of the compression loader |
| 14 | # Assign dummy values if these 2 variables are not defined, |
| 15 | # in order to suppress error message. |
| 16 | # |
| 17 | CONFIG_MEMORY_START ?= 0x00400000 |
Yoshinori Sato | 86277d5 | 2007-07-15 23:38:35 -0700 | [diff] [blame] | 18 | CONFIG_BOOT_LINK_OFFSET ?= 0x00140000 |
Yoshinori Sato | 97a572b | 2007-05-06 14:50:36 -0700 | [diff] [blame] | 19 | IMAGE_OFFSET := $(shell printf "0x%08x" $$[$(CONFIG_MEMORY_START)+$(CONFIG_BOOT_LINK_OFFSET)]) |
| 20 | |
Yoshinori Sato | 86277d5 | 2007-07-15 23:38:35 -0700 | [diff] [blame] | 21 | LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -estartup $(obj)/vmlinux.lds |
Yoshinori Sato | 97a572b | 2007-05-06 14:50:36 -0700 | [diff] [blame] | 22 | |
| 23 | $(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o FORCE |
| 24 | $(call if_changed,ld) |
| 25 | @: |
| 26 | |
| 27 | $(obj)/vmlinux.bin: vmlinux FORCE |
| 28 | $(call if_changed,objcopy) |
| 29 | |
| 30 | $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE |
| 31 | $(call if_changed,gzip) |
| 32 | |
| 33 | LDFLAGS_piggy.o := -r --format binary --oformat elf32-h8300 -T |
| 34 | OBJCOPYFLAGS := -O binary |
| 35 | |
| 36 | $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE |
| 37 | $(call if_changed,ld) |