Initial revision

1 files changed, 156 insertions, 0 deletions

diff --git a/config.mk b/config.mk
new file mode 100644
index 000000000..ef3c7037e
--- /dev/null
+++ b/config.mk
@@ -0,0 +1,156 @@
+#
+# (C) Copyright 2000
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# 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; either version 2 of
+# the License, or (at your option) any later version.
+#
+# 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., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+#########################################################################
+
+#
+# When cross-compiling on NetBSD, we have to define __PPC__ or else we
+# will pick up a va_list declaration that is incompatible with the
+# actual argument lists emitted by the compiler.
+#
+# [Tested on NetBSD/i386 1.5 + cross-powerpc-netbsd-1.3]
+
+ifeq ($(ARCH),ppc)
+ifeq ($(CROSS_COMPILE),powerpc-netbsd-)
+PLATFORM_CPPFLAGS+= -D__PPC__
+endif
+ifeq ($(CROSS_COMPILE),powerpc-openbsd-)
+PLATFORM_CPPFLAGS+= -D__PPC__
+endif
+endif
+
+ifeq ($(ARCH),arm)
+ifeq ($(CROSS_COMPILE),powerpc-netbsd-)
+PLATFORM_CPPFLAGS+= -D__ARM__
+endif
+ifeq ($(CROSS_COMPILE),powerpc-openbsd-)
+PLATFORM_CPPFLAGS+= -D__ARM__
+endif
+endif
+
+ifdef	ARCH
+sinclude $(TOPDIR)/$(ARCH)_config.mk	# include architecture dependend rules
+endif
+ifdef	CPU
+sinclude $(TOPDIR)/cpu/$(CPU)/config.mk	# include  CPU	specific rules
+endif
+ifdef	VENDOR
+BOARDDIR = $(VENDOR)/$(BOARD)
+else
+BOARDDIR = $(BOARD)
+endif
+ifdef	BOARD
+sinclude $(TOPDIR)/board/$(BOARDDIR)/config.mk	# include board specific rules
+endif
+
+#########################################################################
+
+CONFIG_SHELL	:= $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
+		    else if [ -x /bin/bash ]; then echo /bin/bash; \
+		    else echo sh; fi ; fi)
+
+ifeq ($(HOSTOS)-$(HOSTARCH),darwin-ppc)
+HOSTCC		= cc
+else
+HOSTCC		= gcc
+endif
+HOSTCFLAGS	= -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
+HOSTSTRIP	= strip
+
+#########################################################################
+
+#
+# Include the make variables (CC, etc...)
+#
+AS	= $(CROSS_COMPILE)as
+LD	= $(CROSS_COMPILE)ld
+CC	= $(CROSS_COMPILE)gcc
+CPP	= $(CC) -E
+AR	= $(CROSS_COMPILE)ar
+NM	= $(CROSS_COMPILE)nm
+STRIP	= $(CROSS_COMPILE)strip
+OBJCOPY = $(CROSS_COMPILE)objcopy
+OBJDUMP = $(CROSS_COMPILE)objdump
+RANLIB	= $(CROSS_COMPILE)RANLIB
+
+RELFLAGS= $(PLATFORM_RELFLAGS)
+DBGFLAGS= -g #-DDEBUG
+OPTFLAGS= -Os #-fomit-frame-pointer
+#LDSCRIPT := board/$(BOARDDIR)/u-boot.lds.debug
+LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
+OBJCFLAGS := --gap-fill=0xff
+
+CPPFLAGS := $(DBGFLAGS) $(OPTFLAGS) $(RELFLAGS)		\
+	-D__KERNEL__ -DTEXT_BASE=$(TEXT_BASE)		\
+	-I$(TOPDIR)/include				\
+	-fno-builtin					\
+	-pipe $(PLATFORM_CPPFLAGS)
+
+ifdef BUILD_TAG
+CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes \
+	-DBUILD_TAG='"$(BUILD_TAG)"'
+else
+CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes
+endif
+
+AFLAGS_DEBUG := -Wa,-gstabs
+AFLAGS := $(AFLAGS_DEBUG) -D__ASSEMBLY__ $(CPPFLAGS)
+
+LDFLAGS += -Bstatic -T $(LDSCRIPT) -Ttext $(TEXT_BASE)
+
+# Location of a usable BFD library, where we define "usable" as
+# "built for ${HOST}, supports ${TARGET}".  Sensible values are
+# - When cross-compiling: the root of the cross-environment
+# - Linux/ppc (native): /usr
+# - NetBSD/ppc (native): you lose ... (must extract these from the
+#   binutils build directory, plus the native and U-Boot include
+#   files don't like each other)
+#
+# So far, this is used only by tools/gdb/Makefile.
+
+ifeq ($(HOSTOS)-$(HOSTARCH),darwin-ppc)
+BFD_ROOT_DIR =		/usr/local/tools
+else
+#BFD_ROOT_DIR =		/LinuxPPC/CDK		# Linux/i386
+#BFD_ROOT_DIR =		/usr/pkg/cross		# NetBSD/i386
+#BFD_ROOT_DIR =		/usr			# native
+BFD_ROOT_DIR =		/opt/powerpc
+endif
+
+#########################################################################
+
+export	CONFIG_SHELL HPATH HOSTCC HOSTCFLAGS CROSS_COMPILE \
+	AS LD CC CPP AR NM STRIP OBJCOPY OBJDUMP \
+	MAKE
+export	TEXT_BASE PLATFORM_CPPFLAGS PLATFORM_RELFLAGS CPPFLAGS CFLAGS AFLAGS
+
+#########################################################################
+
+%.s:	%.S
+	$(CPP) $(AFLAGS) -o $@ $(CURDIR)/$<
+%.o:	%.S
+	$(CC) $(AFLAGS) -c -o $@ $(CURDIR)/$<
+%.o:	%.c
+	$(CC) $(CFLAGS) -c -o $@ $<
+
+#########################################################################