194 lines
3.7 KiB
Makefile
194 lines
3.7 KiB
Makefile
SOFTWARE_MEANT_FOR_SORTIX=1
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include ../compiler.mak
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include ../version.mak
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include ../dirs.mak
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# Default values in case the user doesn't override these variables.
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OPTLEVEL?=-g -O2
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CALLTRACE?=0
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DISKWRITE?=0
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ASLFAGS?=
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CPPFLAGS?=
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CXXFLAGS?=$(OPTLEVEL)
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# Base compiler options and definitions.
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CPPFLAGS:=$(CPPFLAGS) -I. -Iinclude -DSORTIX_KERNEL
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CXXFLAGS:=$(CXXFLAGS) -Wall -Wextra -ffreestanding -fbuiltin -std=gnu++11 \
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-fno-exceptions -fno-rtti
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ifeq ($(PANIC_SHORT),1)
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CPPFLAGS:=$(CPPFLAGS) -DPANIC_SHORT
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endif
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CPPFLAGS:=$(CPPFLAGS) -DENABLE_DISKWRITE=$(DISKWRITE)
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CPPFLAGS:=$(CPPFLAGS) -DENABLE_CALLTRACE=$(CALLTRACE)
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ifdef VERSION
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CPPFLAGS:=$(CPPFLAGS) -DVERSIONSTR=\"$(VERSION)\"
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endif
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# Architecture-dependent options and definitions.
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BOOTOBJS:=
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ifeq ($(CPU),x86)
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X86FAMILY:=1
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CPUOBJS:=$(CPU)/boot.o $(CPU)/base.o $(CPU)/x86.o
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endif
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ifeq ($(CPU),x64)
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X86FAMILY:=1
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CXXFLAGS:=$(CXXFLAGS) -mno-red-zone
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CPUOBJS:=$(CPU)/boot.o $(CPU)/base.o $(CPU)/x64.o
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endif
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ifdef X86FAMILY
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CPUOBJS:=$(CPUOBJS) \
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$(CPU)/memorymanagement.o \
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x86-family/memorymanagement.o \
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$(CPU)/interrupt.o \
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$(CPU)/gdt.o \
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x86-family/gdt.o \
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$(CPU)/idt.o \
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x86-family/idt.o \
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$(CPU)/syscall.o \
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$(CPU)/thread.o \
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$(CPU)/scheduler.o \
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$(CPU)/process.o \
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x86-family/msr.o \
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x86-family/float.o \
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x86-family/x86-family.o
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# TODO: Are these -m flags even needed in the first place?
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CXXFLAGS:=$(CXXFLAGS) -mno-mmx -mno-sse -mno-sse2 -mno-sse3 -mno-3dnow
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endif
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# Object files that constitute the kernel.
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LIBS=\
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-nostdlib \
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-lc-sortix \
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-lgcc \
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OBJS=\
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$(CPUOBJS) \
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addralloc.o \
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ata.o \
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bga.o \
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calltrace.o \
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com.o \
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copy.o \
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$(CPU)/calltrace.o \
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$(CPU)/kthread.o \
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crc32.o \
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descriptor.o \
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dispmsg.o \
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dtable.o \
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elf.o \
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fcache.o \
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fsfunc.o \
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fs/kram.o \
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fs/user.o \
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fs/util.o \
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identity.o \
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initrd.o \
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inode.o \
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interlock.o \
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interrupt.o \
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ioctx.o \
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io.o \
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kb/layout/us.o \
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kb/ps2.o \
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kernelinfo.o \
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kernel.o \
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kthread.o \
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lfbtextbuffer.o \
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linebuffer.o \
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log.o \
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logterminal.o \
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memorymanagement.o \
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mtable.o \
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net/fs.o \
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panic.o \
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pci.o \
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pipe.o \
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poll.o \
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process.o \
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refcount.o \
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scheduler.o \
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serialterminal.o \
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signal.o \
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sound.o \
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string.o \
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syscall.o \
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textbuffer.o \
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textterminal.o \
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thread.o \
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time.o \
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uart.o \
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utf8.o \
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vga.o \
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vgatextbuffer.o \
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video.o \
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vnode.o \
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worker.o \
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ALLOBJS=\
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$(OBJS) \
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end.o
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# Rules and recipes for building the kernel.
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all: kernel
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kernel: sortix.bin
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.PHONY: all kernel headers clean install install-include-dirs install-headers \
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install-kernel install-kernel-binary
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headers:
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# x64 compilation
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ifeq ($(CPU),x64)
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sortix-x86_64.bin: $(ALLOBJS)
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$(HOSTCXX) $(CXXFLAGS) -Wl,-Ttext -Wl,100000 -Wl,-z -Wl,max-page-size=0x1000 $(OBJS) $(LIBS) end.o -o $@
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sortix.bin: sortix-x86_64.bin
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$(HOSTOBJCOPY) $< -O elf32-i386-sortix $@
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endif
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# x86 compilation
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ifeq ($(CPU),x86)
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sortix.bin: $(ALLOBJS)
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$(HOSTCXX) $(CXXFLAGS) -Wl,-Ttext -Wl,100000 $(OBJS) $(LIBS) end.o -o $@
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endif
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%.o: %.cpp
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$(HOSTCXX) -c $< -o $@ $(CPPFLAGS) $(CXXFLAGS)
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%.o: %.s
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$(HOSTAS) $< -o $@ $(ASFLAGS)
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clean:
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rm -f $(ALLOBJS) sortix.bin
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rm -f $(wildcard *.bin) $(wildcard *.out) $(wildcard *.tmp)
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rm -f $(wildcard *.o) $(wildcard */*.o) $(wildcard */*/*.o)
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# Installation into sysroot
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install: install-headers install-kernel
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install-include-dirs: headers
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mkdir -p $(DESTDIR)$(INCLUDEDIR)
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install-headers: install-include-dirs headers
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cp -RTv include $(DESTDIR)$(INCLUDEDIR)
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install-kernel: install-kernel-binary
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install-kernel-binary: sortix.bin
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mkdir -p $(DESTDIR)$(BOOTDIR)/$(HOST)
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cp sortix.bin $(DESTDIR)$(BOOTDIR)/$(HOST)
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