moved all the ARM compiler definitions into one file

This commit is contained in:
Eric J. Bowersox 2013-04-28 21:30:58 -06:00
parent 599e0fc459
commit 9c655d1fb0
2 changed files with 68 additions and 29 deletions

64
armcompile.mk Normal file
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@ -0,0 +1,64 @@
#
# This file is part of the COMROGUE Operating System for Raspberry Pi
#
# Copyright (c) 2013, Eric J. Bowersox / Erbosoft Enterprises
# All rights reserved.
#
# This program is free for commercial and non-commercial use as long as the following conditions are
# adhered to.
#
# Copyright in this file remains Eric J. Bowersox and/or Erbosoft, and as such any copyright notices
# in the code are not to be removed.
#
# Redistribution and use in source and binary forms, with or without modification, are permitted
# provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice, this list of conditions and
# the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and
# the following disclaimer in the documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
# PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
# TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
# "Raspberry Pi" is a trademark of the Raspberry Pi Foundation.
# Define the directory and prefix for ARM cross-compiler tools.
ARMDIR ?= /opt/gnuarm/bin
ARMPREFIX ?= arm-none-eabi
# Define the ARM cross-compiler tools.
CC := $(ARMDIR)/$(ARMPREFIX)-gcc
CPP := $(ARMDIR)/$(ARMPREFIX)-cpp
AS := $(ARMDIR)/$(ARMPREFIX)-as
LD := $(ARMDIR)/$(ARMPREFIX)-ld
OBJDUMP := $(ARMDIR)/$(ARMPREFIX)-objdump
OBJCOPY := $(ARMDIR)/$(ARMPREFIX)-objcopy
# Define the default flags for compilation.
DEFS := -D__COMROGUE_INTERNALS__
INCLUDES := -I$(CRBASEDIR)/include -I$(CRBASEDIR)/idl
CFLAGS := $(INCLUDES) -mabi=aapcs -mfloat-abi=hard -mcpu=arm1176jzf-s -Wall -O2 \
-nostdlib -nostartfiles -ffreestanding $(DEFS)
AFLAGS := -mcpu=arm1176jzf-s -mfloat-abi=hard
ASM_CPP_FLAGS := $(INCLUDES) $(DEFS) -D__ASM__
# Standard rule for pre-processing linker script files.
%.lds: %.Lds
$(CPP) $(ASM_CPP_FLAGS) -P -o $@ $<
# Standard rule for preprocessing and assembling assembler files.
%.o: %.S
$(CPP) $(ASM_CPP_FLAGS) -o $(basename $<).s $<
$(AS) $(AFLAGS) -o $@ $(basename $<).s
# Standard rule for compiling C files.
%.o: %.c
$(CC) $(CFLAGS) -c -o $@ $<

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@ -28,24 +28,9 @@
# POSSIBILITY OF SUCH DAMAGE. # POSSIBILITY OF SUCH DAMAGE.
# #
# "Raspberry Pi" is a trademark of the Raspberry Pi Foundation. # "Raspberry Pi" is a trademark of the Raspberry Pi Foundation.
MAKEFLAGS += -rR MAKEFLAGS += -rR
CRBASEDIR := $(abspath ..)
ARMDIR ?= /opt/gnuarm/bin include $(CRBASEDIR)/armcompile.mk
ARMPREFIX ?= arm-none-eabi
CC = $(ARMDIR)/$(ARMPREFIX)-gcc
CPP = $(ARMDIR)/$(ARMPREFIX)-cpp
AS = $(ARMDIR)/$(ARMPREFIX)-as
LD = $(ARMDIR)/$(ARMPREFIX)-ld
OBJDUMP = $(ARMDIR)/$(ARMPREFIX)-objdump
OBJCOPY = $(ARMDIR)/$(ARMPREFIX)-objcopy
DEFS = -D__COMROGUE_INTERNALS__
INCLUDES = -I../include -I../idl
CFLAGS = $(INCLUDES) -mabi=aapcs -mfloat-abi=hard -mcpu=arm1176jzf-s -Wall -O2 \
-nostdlib -nostartfiles -ffreestanding $(DEFS)
AFLAGS = -mcpu=arm1176jzf-s -mfloat-abi=hard
ASM_CPP_FLAGS = $(INCLUDES) $(DEFS) -D__ASM__
PRESTART_OBJS = prestart.o early_trace.o collect_startup.o early_mm.o PRESTART_OBJS = prestart.o early_trace.o collect_startup.o early_mm.o
LIB_OBJS = divide.o qdivrem.o intlib.o objhelp.o rbtree.o str.o strcopymem.o strcomparemem.o strsetmem.o lib_guids.o LIB_OBJS = divide.o qdivrem.o intlib.o objhelp.o rbtree.o str.o strcopymem.o strcomparemem.o strsetmem.o lib_guids.o
@ -63,15 +48,5 @@ kernel.img : kernel.elf
sort kernel.syms > kernel.syms.sorted sort kernel.syms > kernel.syms.sorted
$(OBJCOPY) kernel.elf -O binary kernel.img $(OBJCOPY) kernel.elf -O binary kernel.img
%.lds: %.Lds
$(CPP) $(ASM_CPP_FLAGS) -P -o $@ $<
%.o: %.S
$(CPP) $(ASM_CPP_FLAGS) -o $(basename $<).s $<
$(AS) $(AFLAGS) -o $@ $(basename $<).s
%.o: %.c
$(CC) $(CFLAGS) -c -o $@ $<
clean: clean:
-rm *.o *.s *.lds kernel.img kernel.elf kernel.list kernel.syms* -rm *.o *.s *.lds kernel.img kernel.elf kernel.list kernel.syms*