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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,,${@},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