Makefile 2.1 KB

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  1. #
  2. # arch/sh/boot/Makefile
  3. #
  4. # This file is subject to the terms and conditions of the GNU General Public
  5. # License. See the file "COPYING" in the main directory of this archive
  6. # for more details.
  7. #
  8. # Copyright (C) 1999 Stuart Menefy
  9. #
  10. MKIMAGE := $(srctree)/scripts/mkuboot.sh
  11. #
  12. # Assign safe dummy values if these variables are not defined,
  13. # in order to suppress error message.
  14. #
  15. CONFIG_PAGE_OFFSET ?= 0x80000000
  16. CONFIG_MEMORY_START ?= 0x0c000000
  17. CONFIG_BOOT_LINK_OFFSET ?= 0x00800000
  18. CONFIG_ZERO_PAGE_OFFSET ?= 0x00001000
  19. CONFIG_ENTRY_OFFSET ?= 0x00001000
  20. export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
  21. CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET
  22. targets := zImage vmlinux.srec uImage uImage.srec
  23. subdir- := compressed
  24. $(obj)/zImage: $(obj)/compressed/vmlinux FORCE
  25. $(call if_changed,objcopy)
  26. @echo ' Kernel: $@ is ready'
  27. $(obj)/compressed/vmlinux: FORCE
  28. $(Q)$(MAKE) $(build)=$(obj)/compressed $@
  29. ifeq ($(CONFIG_32BIT),y)
  30. KERNEL_LOAD := $(shell /bin/bash -c 'printf "0x%08x" \
  31. $$[$(CONFIG_PAGE_OFFSET) + \
  32. $(CONFIG_ZERO_PAGE_OFFSET)]')
  33. else
  34. KERNEL_LOAD := $(shell /bin/bash -c 'printf "0x%08x" \
  35. $$[$(CONFIG_PAGE_OFFSET) + \
  36. $(CONFIG_MEMORY_START) + \
  37. $(CONFIG_ZERO_PAGE_OFFSET)]')
  38. endif
  39. KERNEL_ENTRY := $(shell /bin/bash -c 'printf "0x%08x" \
  40. $$[$(CONFIG_PAGE_OFFSET) + \
  41. $(CONFIG_MEMORY_START) + \
  42. $(CONFIG_ZERO_PAGE_OFFSET) + $(CONFIG_ENTRY_OFFSET)]')
  43. quiet_cmd_uimage = UIMAGE $@
  44. cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \
  45. -C gzip -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \
  46. -n 'Linux-$(KERNELRELEASE)' -d $< $@
  47. $(obj)/uImage: $(obj)/vmlinux.bin.gz FORCE
  48. $(call if_changed,uimage)
  49. @echo ' Image $@ is ready'
  50. $(obj)/vmlinux.bin: vmlinux FORCE
  51. $(call if_changed,objcopy)
  52. $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
  53. $(call if_changed,gzip)
  54. OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec
  55. $(obj)/vmlinux.srec: $(obj)/compressed/vmlinux
  56. $(call if_changed,objcopy)
  57. OBJCOPYFLAGS_uImage.srec := -I binary -O srec
  58. $(obj)/uImage.srec: $(obj)/uImage
  59. $(call if_changed,objcopy)
  60. clean-files += uImage uImage.srec vmlinux.srec \
  61. vmlinux.bin vmlinux.bin.gz