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 PLATFORM_LDFLAGS += -EL
  16 PLATFORM_CPPFLAGS += -mlittle-endian
  17 endif
  18
  19 ifdef CONFIG_SYS_BIG_ENDIAN
  20 ARC_CROSS_COMPILE := arceb-buildroot-linux-uclibc-
  21 PLATFORM_LDFLAGS += -EB
  22 PLATFORM_CPPFLAGS += -mbig-endian
  23 endif
  24
  25 ifeq ($(CROSS_COMPILE),)
  26 CROSS_COMPILE := $(ARC_CROSS_COMPILE)
  27 endif
  28
  29 ifdef CONFIG_ARC_MMU_VER
  30 CONFIG_MMU = 1
  31 endif
  32
  33 ifdef CONFIG_CPU_ARC750D
  34 PLATFORM_CPPFLAGS += -marc700
  35 endif
  36
  37 ifdef CONFIG_CPU_ARC770D
  38 PLATFORM_CPPFLAGS += -marc700 -mlock -mswape
  39 endif
  40
  41 ifdef CONFIG_CPU_ARCEM6
  42 PLATFORM_CPPFLAGS += -marcem
  43 endif
  44
  45 ifdef CONFIG_CPU_ARCHS34
  46 PLATFORM_CPPFLAGS += -marchs
  47 endif
  48
  49 ifdef CONFIG_CPU_ARCHS38
  50 PLATFORM_CPPFLAGS += -marchs
  51 endif
  52
  53 PLATFORM_CPPFLAGS += -ffixed-r25 -D__ARC__ -gdwarf-2
  54
  55 # Needed for relocation
  56 LDFLAGS_FINAL += -pie
  57
  58 # Load address for standalone apps
  59 CONFIG_STANDALONE_LOAD_ADDR ?= 0x82000000
  60
  61 # Support generic board on ARC
  62 __HAVE_ARCH_GENERIC_BOARD := y