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#******************************************************************************
#
# makedefs - Definitions common to all makefiles.
#
# Copyright (c) 2005,2006 Luminary Micro, Inc. All rights reserved.
#
# Software License Agreement
#
# Luminary Micro, Inc. (LMI) is supplying this software for use solely and
# exclusively on LMI's Stellaris Family of microcontroller products.
#
# The software is owned by LMI and/or its suppliers, and is protected under
# applicable copyright laws. All rights are reserved. Any use in violation
# of the foregoing restrictions may subject the user to criminal sanctions
# under applicable laws, as well as to civil liability for the breach of the
# terms and conditions of this license.
#
# THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
# OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
# LMI SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
# CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
#
#******************************************************************************
#******************************************************************************
#
# Get the operating system name. If this is Cygwin, the .d files will be
# munged to convert c: into /cygdrive/c so that "make" will be happy with the
# auto-generated dependencies.
#
#******************************************************************************
os:=${shell uname -s}
#******************************************************************************
#
# The compiler to be used.
#
#******************************************************************************
ifndef COMPILER
COMPILER=gcc
endif
#******************************************************************************
#
# The debugger to be used.
#
#******************************************************************************
ifndef DEBUGGER
DEBUGGER=gdb
endif
#******************************************************************************
#
# Definitions for using GCC.
#
#******************************************************************************
ifeq (${COMPILER}, gcc)
#
# The command for calling the compiler.
#
CC=arm-none-eabi-gcc
#
# The flags passed to the assembler.
#
AFLAGS=-mthumb \
-mcpu=cortex-m3 \
-MD
#
# The flags passed to the compiler.
#
CFLAGS=-mthumb \
-mcpu=cortex-m3 \
-O2 \
-MD
#
# The command for calling the library archiver.
#
AR=arm-none-eabi-ar
#
# The command for calling the linker.
#
LD=arm-none-eabi-ld
#
# The flags passed to the linker.
#
LDFLAGS= -Map gcc/out.map
#
# Get the location of libgcc.a from the GCC front-end.
#
LIBGCC=${shell ${CC} -mthumb -march=armv6t2 -print-libgcc-file-name}
#
# Get the location of libc.a from the GCC front-end.
#
LIBC=${shell ${CC} -mthumb -march=armv6t2 -print-file-name=libc.a}
#
# The command for extracting images from the linked executables.
#
OBJCOPY=arm-none-eabi-objcopy
endif
#******************************************************************************
#
# Tell the compiler to include debugging information if the DEBUG environment
# variable is set.
#
#******************************************************************************
ifdef DEBUG
CFLAGS += -g
endif
#******************************************************************************
#
# The rule for building the object file from each C source file.
#
#******************************************************************************
${COMPILER}/%.o: %.c
@if [ 'x${VERBOSE}' = x ]; \
then \
echo " CC ${<}"; \
else \
echo ${CC} ${CFLAGS} -D${COMPILER} -o ${@} -c ${<}; \
fi
@${CC} ${CFLAGS} -D${COMPILER} -o ${@} -c ${<}
ifeq (${COMPILER}, rvds)
@mv -f ${notdir ${@:.o=.d}} ${COMPILER}
endif
ifneq ($(findstring CYGWIN, ${os}), )
@perl -i.bak -p -e 's/[Cc]:/\/cygdrive\/c/g' ${@:.o=.d}
endif
#******************************************************************************
#
# The rule for building the object file from each assembly source file.
#
#******************************************************************************
${COMPILER}/%.o: %.S
@if [ 'x${VERBOSE}' = x ]; \
then \
echo " CC ${<}"; \
else \
echo ${CC} ${AFLAGS} -D${COMPILER} -o ${@} -c ${<}; \
fi
ifeq (${COMPILER}, rvds)
@${CC} ${AFLAGS} -D${COMPILER} -E ${<} > ${@:.o=_.S}
@${CC} ${AFLAGS} -o ${@} -c ${@:.o=_.S}
@rm ${@:.o=_.S}
@${CC} ${AFLAGS} -D${COMPILER} --md -E ${<}
@sed 's,<stdout>,${@},g' ${notdir ${<:.S=.d}} > ${@:.o=.d}
@rm ${notdir ${<:.S=.d}}
endif
ifeq (${COMPILER}, gcc)
@${CC} ${AFLAGS} -D${COMPILER} -o ${@} -c ${<}
endif
ifneq ($(findstring CYGWIN, ${os}), )
@perl -i.bak -p -e 's/[Cc]:/\/cygdrive\/c/g' ${@:.o=.d}
endif
#******************************************************************************
#
# The rule for creating an object library.
#
#******************************************************************************
${COMPILER}/%.a:
@if [ 'x${VERBOSE}' = x ]; \
then \
echo " AR ${@}"; \
else \
echo ${AR} -cr ${@} ${^}; \
fi
@${AR} -cr ${@} ${^}
#******************************************************************************
#
# The rule for linking the application.
#
#******************************************************************************
${COMPILER}/%.axf:
@if [ 'x${VERBOSE}' = x ]; \
then \
echo " LD ${@}"; \
fi
ifeq (${COMPILER}, gcc)
@if [ 'x${VERBOSE}' != x ]; \
then \
echo ${LD} -T ${SCATTER_${notdir ${@:.axf=}}} \
--entry ${ENTRY_${notdir ${@:.axf=}}} \
${LDFLAGSgcc_${notdir ${@:.axf=}}} \
${LDFLAGS} -o ${@} ${^} \
'${LIBC}' '${LIBGCC}'; \
fi
@${LD} -T ${SCATTER_${notdir ${@:.axf=}}} \
--entry ${ENTRY_${notdir ${@:.axf=}}} \
${LDFLAGSgcc_${notdir ${@:.axf=}}} \
${LDFLAGS} -o ${@} ${^} \
'${LIBC}' '${LIBGCC}'
@${OBJCOPY} -O binary ${@} ${@:.axf=.bin}
endif