payloads/coreinfo/Makefile

   1 ##
   2 ## This file is part of the coreinfo project.
   3 ##
   4 ## Copyright (C) 2008 Advanced Micro Devices, Inc.
   5 ## Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de>
   6 ##
   7 ## This program is free software; you can redistribute it and/or modify
   8 ## it under the terms of the GNU General Public License as published by
   9 ## the Free Software Foundation; version 2 of the License.
  10 ##
  11 ## This program is distributed in the hope that it will be useful,
  12 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 ## GNU General Public License for more details.
  15 ##
  16 ## You should have received a copy of the GNU General Public License
  17 ## along with this program; if not, write to the Free Software
  18 ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  19 ##
  20
  21 export src := $(shell pwd)
  22 export srctree := $(src)
  23 export srck := $(src)/util/kconfig
  24 export obj := $(src)/build
  25 export objk := $(src)/build/util/kconfig
  26
  27 export KERNELVERSION      := 0.1.0
  28 export KCONFIG_AUTOHEADER := $(obj)/config.h
  29 export KCONFIG_AUTOCONFIG := $(obj)/auto.conf
  30
  31 CONFIG_SHELL := sh
  32 KBUILD_DEFCONFIG := configs/defconfig
  33 UNAME_RELEASE := $(shell uname -r)
  34 HAVE_DOTCONFIG := $(wildcard .config)
  35 MAKEFLAGS += -rR --no-print-directory
  36
  37 # Make is silent per default, but 'make V=1' will show all compiler calls.
  38 ifneq ($(V),1)
  39 Q := @
  40 endif
  41
  42 HOSTCC = gcc
  43 HOSTCXX = g++
  44 HOSTCFLAGS := -I$(srck) -I$(objk)
  45 HOSTCXXFLAGS := -I$(srck) -I$(objk)
  46
  47 LIBPAYLOAD_DIR := ../libpayload/install/libpayload
  48 XCC := CC=$(CC) $(LIBPAYLOAD_DIR)/bin/lpgcc
  49 AS = $(LIBPAYLOAD_DIR)/bin/lpas
  50 STRIP ?= strip
  51
  52 INCLUDES = -Ibuild
  53 CFLAGS := -Wall -Werror -Os $(INCLUDES)
  54 OBJECTS = cpuinfo_module.o cpuid.S.o pci_module.o coreboot_module.o \
  55           nvram_module.o bootlog_module.o ramdump_module.o lar_module.o \
  56           multiboot_module.o cbfs_module.o coreinfo.o
  57 OBJS    = $(patsubst %,$(obj)/%,$(OBJECTS))
  58 TARGET  = $(obj)/coreinfo.elf
  59
  60 ifeq ($(strip $(HAVE_DOTCONFIG)),)
  61
  62 all: config
  63
  64 else
  65
  66 include $(src)/.config
  67
  68 all: $(TARGET)
  69
  70 $(TARGET): $(src)/.config $(OBJS) prepare
  71         $(Q)printf "  LD      $(subst $(shell pwd)/,,$(@))\n"
  72         $(Q)$(XCC) -o $@ $(OBJS)
  73         $(Q)printf "  STRIP   $(subst $(shell pwd)/,,$(@))\n"
  74         $(Q)$(STRIP) -s $@
  75
  76 $(obj)/%.S.o: $(src)/%.S
  77         $(Q)printf "  AS      $(subst $(shell pwd)/,,$(@))\n"
  78         $(Q)$(AS) -o $@ $<
  79
  80 $(obj)/%.o: $(src)/%.c
  81         $(Q)printf "  CC      $(subst $(shell pwd)/,,$(@))\n"
  82         $(Q)$(XCC) $(CFLAGS) -c -o $@ $<
  83
  84 endif
  85
  86 prepare:
  87         $(Q)mkdir -p $(obj)/util/kconfig/lxdialog
  88
  89 clean:
  90         $(Q)rm -rf build/*.elf build/*.o
  91
  92 distclean: clean
  93         $(Q)rm -rf build
  94         $(Q)rm -f .config .config.old ..config.tmp .kconfig.d .tmpconfig*
  95
  96 include util/kconfig/Makefile
  97
  98 .PHONY: $(PHONY) prepare clean distclean
  99