| ## |
| ## This file is part of the TianoCoreBoot project. |
| ## |
| ## Copyright (C) 2013 Google Inc. |
| ## |
| ## This program is free software; you can redistribute it and/or modify |
| ## it under the terms of the GNU General Public License as published by |
| ## the Free Software Foundation; version 2 of the License. |
| ## |
| ## This program is distributed in the hope that it will be useful, |
| ## but WITHOUT ANY WARRANTY; without even the implied warranty of |
| ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| ## GNU General Public License for more details. |
| ## |
| ## You should have received a copy of the GNU General Public License |
| ## along with this program; if not, write to the Free Software |
| ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| ## |
| |
| src := $(shell pwd) |
| srctree := $(src) |
| obj ?= $(src)/build |
| |
| export V := $(V) |
| |
| CONFIG_SHELL := sh |
| UNAME_RELEASE := $(shell uname -r) |
| HAVE_DOTCONFIG := $(wildcard .config) |
| MAKEFLAGS += -rR --no-print-directory |
| |
| # Make is silent per default, but 'make V=1' will show all compiler calls. |
| ifneq ($(V),1) |
| Q := @ |
| endif |
| |
| LIBCONFIG_PATH := ../libpayload |
| LIBPAYLOAD_DIR := $(obj)/libpayload |
| LPCC := $(LIBPAYLOAD_DIR)/libpayload/bin/lpgcc |
| LPAS := $(LIBPAYLOAD_DIR)/libpayload/bin/lpas |
| HAVE_LIBPAYLOAD := $(wildcard $(LIBPAYLOAD_DIR)/libpayload/lib/libpayload.a) |
| OBJCOPY ?= objcopy |
| |
| INCLUDES = -Iinclude |
| CFLAGS := -Wall -Werror -Os $(INCLUDES) |
| OBJECTS = tianocoreboot.o |
| OBJS = $(patsubst %,$(obj)/%,$(OBJECTS)) |
| TARGET = $(obj)/tianocoreboot.elf |
| |
| all: $(TARGET) |
| |
| $(TARGET): prepare $(OBJS) libpayload |
| $(Q)printf " LINK $(subst $(shell pwd)/,,$(@))\n" |
| $(Q)CC="$(CC)" $(LPCC) -o $@ $(OBJS) |
| $(Q)$(OBJCOPY) --only-keep-debug $@ $(TARGET).debug |
| $(Q)$(OBJCOPY) --strip-debug $@ |
| $(Q)$(OBJCOPY) --add-gnu-debuglink=$(TARGET).debug $@ |
| |
| $(obj)/%.o: $(src)/%.c libpayload |
| $(Q)printf " CC $(subst $(shell pwd)/,,$(@))\n" |
| $(Q)CC="$(CC)" $(LPCC) $(CFLAGS) -c -o $@ $< |
| |
| ifneq ($(strip $(HAVE_LIBPAYLOAD)),) |
| libpayload: |
| $(Q)printf "Found Libpayload $(LIBPAYLOAD_DIR).\n" |
| else |
| libpayload: |
| $(Q)printf "Building libpayload @ $(LIBCONFIG_PATH).\n" |
| $(Q)cp libpayload.config .config |
| $(Q)make -C $(LIBCONFIG_PATH) distclean |
| $(Q)make -C $(LIBCONFIG_PATH) DESTDIR=$(LIBPAYLOAD_DIR) install DOTCONFIG=$(shell pwd)/.config |
| endif |
| |
| prepare: |
| $(Q)mkdir -p $(obj) |
| |
| clean: |
| $(Q)rm -rf $(obj) $(LIBPAYLOAD_DIR) .xcompile .config .config.old |
| |
| .PHONY: $(PHONY) clean |
| |