config.mk 1.9 KB

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  1. #
  2. # (C) Copyright 2000-2010
  3. # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  4. #
  5. # See file CREDITS for list of people who contributed to this
  6. # project.
  7. #
  8. # This program is free software; you can redistribute it and/or
  9. # modify it under the terms of the GNU General Public License as
  10. # published by the Free Software Foundation; either version 2 of
  11. # the License, or (at your option) any later version.
  12. #
  13. # This program is distributed in the hope that it will be useful,
  14. # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. # GNU General Public License for more details.
  17. #
  18. # You should have received a copy of the GNU General Public License
  19. # along with this program; if not, write to the Free Software
  20. # Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21. # MA 02111-1307 USA
  22. #
  23. CROSS_COMPILE ?= ppc_8xx-
  24. STANDALONE_LOAD_ADDR = 0x40000
  25. LDFLAGS_FINAL += --gc-sections
  26. PLATFORM_RELFLAGS += -fpic -mrelocatable -ffunction-sections -fdata-sections
  27. PLATFORM_RELFLAGS += $(call cc-option,-msingle-pic-base,)
  28. PLATFORM_RELFLAGS += $(call cc-option,-fno-jump-tables,)
  29. PLATFORM_CPPFLAGS += -DCONFIG_PPC -D__powerpc__
  30. PLATFORM_LDFLAGS += -n
  31. ifdef CONFIG_SYS_LDSCRIPT
  32. # need to strip off double quotes
  33. LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT))
  34. else ifdef CONFIG_NAND_SPL
  35. LDSCRIPT := $(SRCTREE)/$(CONFIG_BOARDDIR)/u-boot-nand.lds
  36. else
  37. ifneq ($(wildcard $(SRCTREE)/arch/powerpc/cpu/$(CPU)/u-boot.lds),)
  38. LDSCRIPT := $(SRCTREE)/arch/powerpc/cpu/$(CPU)/u-boot.lds
  39. endif
  40. endif
  41. #
  42. # When cross-compiling on NetBSD, we have to define __PPC__ or else we
  43. # will pick up a va_list declaration that is incompatible with the
  44. # actual argument lists emitted by the compiler.
  45. #
  46. # [Tested on NetBSD/i386 1.5 + cross-powerpc-netbsd-1.3]
  47. ifeq ($(CROSS_COMPILE),powerpc-netbsd-)
  48. PLATFORM_CPPFLAGS+= -D__PPC__
  49. endif
  50. ifeq ($(CROSS_COMPILE),powerpc-openbsd-)
  51. PLATFORM_CPPFLAGS+= -D__PPC__
  52. endif