config.mk

   1 #
   2 # (C) Copyright 2000-2013
   3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4 #
   5 # SPDX-License-Identifier:      GPL-2.0+
   6 #
   7 #########################################################################
   8
   9 # clean the slate ...
  10 PLATFORM_RELFLAGS =
  11 PLATFORM_CPPFLAGS =
  12 PLATFORM_LDFLAGS =
  13
  14 #########################################################################
  15
  16 # Some architecture config.mk files need to know what CPUDIR is set to,
  17 # so calculate CPUDIR before including ARCH/SOC/CPU config.mk files.
  18 # Check if arch/$ARCH/cpu/$CPU exists, otherwise assume arch/$ARCH/cpu contains
  19 # CPU-specific code.
  20 CPUDIR=arch/$(ARCH)/cpu/$(CPU)
  21 ifneq ($(SRCTREE)/$(CPUDIR),$(wildcard $(SRCTREE)/$(CPUDIR)))
  22 CPUDIR=arch/$(ARCH)/cpu
  23 endif
  24
  25 sinclude $(TOPDIR)/arch/$(ARCH)/config.mk       # include architecture dependend rules
  26 sinclude $(TOPDIR)/$(CPUDIR)/config.mk          # include  CPU  specific rules
  27
  28 ifdef   SOC
  29 sinclude $(TOPDIR)/$(CPUDIR)/$(SOC)/config.mk   # include  SoC  specific rules
  30 endif
  31 ifdef   VENDOR
  32 BOARDDIR = $(VENDOR)/$(BOARD)
  33 else
  34 BOARDDIR = $(BOARD)
  35 endif
  36 ifdef   BOARD
  37 sinclude $(TOPDIR)/board/$(BOARDDIR)/config.mk  # include board specific rules
  38 endif
  39
  40 #########################################################################
  41
  42 RELFLAGS= $(PLATFORM_RELFLAGS)
  43
  44 OBJCFLAGS += --gap-fill=0xff
  45
  46 CPPFLAGS = $(RELFLAGS)
  47 CPPFLAGS += -pipe $(PLATFORM_CPPFLAGS)
  48
  49 BCURDIR = $(subst $(SRCTREE)/,,$(CURDIR:$(obj)%=%))
  50
  51 LDFLAGS += $(PLATFORM_LDFLAGS)
  52 LDFLAGS_FINAL += -Bstatic