arch/arc/config.mk

   1 #
   2 # Copyright (C) 2013-2014 Synopsys, Inc. All rights reserved.
   3 #
   4 # SPDX-License-Identifier:      GPL-2.0+
   5 #
   6
   7 ifndef CONFIG_CPU_BIG_ENDIAN
   8 CONFIG_SYS_LITTLE_ENDIAN = 1
   9 else
  10 CONFIG_SYS_BIG_ENDIAN = 1
  11 endif
  12
  13 ifdef CONFIG_SYS_LITTLE_ENDIAN
  14 ARC_CROSS_COMPILE := arc-buildroot-linux-uclibc-
  15 endif
  16
  17 ifdef CONFIG_SYS_BIG_ENDIAN
  18 ARC_CROSS_COMPILE := arceb-buildroot-linux-uclibc-
  19 PLATFORM_LDFLAGS += -EB
  20 endif
  21
  22 ifeq ($(CROSS_COMPILE),)
  23 CROSS_COMPILE := $(ARC_CROSS_COMPILE)
  24 endif
  25
  26 ifdef CONFIG_ARC_MMU_VER
  27 CONFIG_MMU = 1
  28 endif
  29
  30 ifdef CONFIG_CPU_ARC750D
  31 PLATFORM_CPPFLAGS += -marc700
  32 endif
  33
  34 ifdef CONFIG_CPU_ARC770D
  35 PLATFORM_CPPFLAGS += -marc700 -mlock -mswape
  36 endif
  37
  38 PLATFORM_CPPFLAGS += -ffixed-r25 -D__ARC__ -gdwarf-2
  39
  40 # Needed for relocation
  41 LDFLAGS_FINAL += -pie
  42
  43 # Load address for standalone apps
  44 CONFIG_STANDALONE_LOAD_ADDR ?= 0x82000000
  45
  46 # Support generic board on ARC
  47 __HAVE_ARCH_GENERIC_BOARD := y