config.mk 1.6 KB

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  1. #
  2. # (C) Copyright 2002
  3. # Gary Jennejohn, DENX Software Engineering, <garyj@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. PLATFORM_RELFLAGS += -fno-common -ffixed-r8 -msoft-float
  24. # If armv7-a is not supported by GCC fall-back to armv5, which is
  25. # supported by more tool-chains
  26. PF_CPPFLAGS_ARMV7 := $(call cc-option, -march=armv7-a, -march=armv5)
  27. PLATFORM_CPPFLAGS += $(PF_CPPFLAGS_ARMV7)
  28. # =========================================================================
  29. #
  30. # Supply options according to compiler version
  31. #
  32. # =========================================================================
  33. PF_RELFLAGS_SLB_AT := $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,))
  34. PLATFORM_RELFLAGS += $(PF_RELFLAGS_SLB_AT)
  35. # SEE README.arm-unaligned-accesses
  36. PF_NO_UNALIGNED := $(call cc-option, -mno-unaligned-access,)
  37. PLATFORM_NO_UNALIGNED := $(PF_NO_UNALIGNED)
  38. ifneq ($(CONFIG_IMX_CONFIG),)
  39. ALL-y += $(OBJTREE)/u-boot.imx
  40. endif