2017-01-29 14:33:48 +01:00
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## Copyright (C) 2004,2005 The SOS Team
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##
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## This program is free software; you can redistribute it and/or
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## modify it under the terms of the GNU General Public License
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## as published by the Free Software Foundation; either version 2
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## of the License, or (at your option) any later version.
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##
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## This program is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License
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## along with this program; if not, write to the Free Software
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## Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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## USA.
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CC=gcc
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LD=ld
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2017-01-29 14:21:05 +01:00
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CFLAGS = -Wall -nostdinc -ffreestanding -DKERNEL_SOS -m32 \
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2018-06-28 01:32:11 +02:00
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-fno-asynchronous-unwind-tables -fno-stack-protector
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2017-01-29 14:21:05 +01:00
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LIBGCC := $(shell $(CC) -print-libgcc-file-name -m32) # To benefit from FP/64bits artihm.
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LDFLAGS = --warn-common -nostdlib -m elf_i386
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2017-01-29 14:33:48 +01:00
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OBJECTS = bootstrap/multiboot.o \
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hwcore/idt.o hwcore/gdt.o \
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hwcore/swintr.o hwcore/swintr_wrappers.o \
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hwcore/exception.o hwcore/exception_wrappers.o \
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hwcore/irq.o hwcore/irq_wrappers.o hwcore/i8259.o \
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hwcore/paging.o \
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hwcore/i8254.o drivers/x86_videomem.o drivers/bochs.o \
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hwcore/cpu_context.o hwcore/cpu_context_switch.o \
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hwcore/mm_context.o \
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sos/kmem_vmm.o sos/kmem_slab.o sos/kmalloc.o \
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sos/physmem.o sos/klibc.o \
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sos/thread.o sos/kwaitq.o \
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sos/time.o sos/sched.o sos/ksynch.o \
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sos/process.o sos/syscall.o \
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sos/assert.o sos/main.o sos/mouse_sim.o \
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sos/uaccess.o sos/calcload.o \
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userland/userprogs.kimg sos/test-art7.o
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KERNEL_OBJ = sos.elf
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MULTIBOOT_IMAGE = fd.img
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PWD := $(shell pwd)
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# Main target
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all: $(MULTIBOOT_IMAGE)
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$(MULTIBOOT_IMAGE): $(KERNEL_OBJ)
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./support/build_image.sh $@ $<
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$(KERNEL_OBJ): $(OBJECTS) ./support/sos.lds
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$(LD) $(LDFLAGS) -T ./support/sos.lds -o $@ $(OBJECTS) $(LIBGCC)
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-nm -C $@ | cut -d ' ' -f 1,3 > sos.map
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size $@
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-include .mkvars
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# Create the userland programs to include in the kernel image
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userland/userprogs.kimg: FORCE
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$(MAKE) -C userland
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# Create objects from C source code
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%.o: %.c
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$(CC) -I$(PWD) -c $< $(CFLAGS) -o $@
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# Create objects from assembler (.S) source code
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%.o: %.S
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$(CC) -I$(PWD) -c $< $(CFLAGS) -DASM_SOURCE=1 -o $@
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FORCE:
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@
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# Clean directory
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clean:
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$(RM) *.img *.o mtoolsrc *~ menu.txt *.img *.elf *.bin *.map
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$(RM) *.log *.out bochs*
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$(RM) bootstrap/*.o bootstrap/*~
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$(RM) drivers/*.o drivers/*~
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$(RM) hwcore/*.o hwcore/*~
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$(RM) sos/*.o sos/*~
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$(RM) support/*~
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$(RM) extra/*~
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$(MAKE) -C userland clean
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