Kernel/Makefile

   1 # Acess2 Kernel
   2 # Root Makefile
   3 # NOTE: Does some voodoo to allow differing architecture builds to co-exist
   4 # - The built objects and dependency files are suffixed with the arch name
   5 # - The final binary is Acess2.<ARCH>.bin
   6
   7 -include ../Makefile.cfg
   8
   9 -include arch/$(ARCHDIR)/Makefile
  10
  11 MAKEDEP         = $(CC) -M
  12
  13 CPPFLAGS        += -I./include -I./arch/$(ARCHDIR)/include -DARCH=$(ARCH)
  14 CFLAGS          += -Wall -Werror -O3 -fno-stack-protector -fno-builtin -fleading-underscore
  15 ASFLAGS         += -D ARCH=\"$(ARCH)\"
  16 LDFLAGS         += -T arch/$(ARCHDIR)/link.ld
  17
  18 OBJ = $(addprefix arch/$(ARCHDIR)/,$(A_OBJ))
  19 OBJ += heap.o messages.o debug.o modules.o lib.o syscalls.o system.o threads.o drvutil.o
  20 OBJ += binary.o bin/elf.o
  21 OBJ += vfs/main.o vfs/open.o vfs/acls.o vfs/dir.o vfs/io.o vfs/mount.o vfs/memfile.o vfs/nodecache.o
  22 OBJ += vfs/fs/root.o vfs/fs/devfs.o vfs/fs/fat.o vfs/fs/ext2.o
  23 OBJ += drv/fifo.o drv/dma.o drv/pci.o drv/vterm.o drv/vga.o drv/kb.o
  24 OBJ += $(addprefix drv/, $(addsuffix .o,$(DRIVERS)))
  25 OBJ := $(addsuffix .$(ARCH), $(OBJ))
  26 BIN = ../Acess2.$(ARCH).bin
  27
  28 DEPFILES  = $(filter %.o.$(ARCH),$(OBJ))
  29 DEPFILES := $(DEPFILES:%.o.$(ARCH)=%.d.$(ARCH))
  30
  31 SRCFILES  = $(OBJ:%.o.$(ARCH)=%.c)
  32 SRCFILES := $(SRCFILES:%.ao.$(ARCH)=%.asm)
  33
  34 .PHONY: all clean
  35
  36 all: $(BIN)
  37
  38 clean:
  39         @$(RM) $(BIN) $(OBJ) $(DEPFILES)
  40
  41 $(BIN): $(OBJ) arch/$(ARCHDIR)/link.ld Makefile
  42         @echo --- LD -o $(BIN)
  43         @$(LD) $(LDFLAGS) -o $(BIN) $(OBJ) -Map ../Map.$(ARCH).txt
  44         @objdump $(BIN) -D > $(BIN).dsm
  45         cp $(BIN) $(DISTROOT)
  46         @wc -l $(SRCFILES) > LineCounts.$(ARCH).txt
  47 #       @git commit -a
  48
  49 %.ao.$(ARCH): %.asm Makefile
  50         @echo --- NASM -o $@
  51         @$(AS) $(ASFLAGS) $< -o $@
  52
  53 %.o.$(ARCH): %.c Makefile
  54         @echo --- GCC -o $@
  55         @$(CC) $(CFLAGS) $(CPPFLAGS) -o $@ -c $<
  56         @$(MAKEDEP) $(CPPFLAGS) -MT $@ -o $*.d.$(ARCH) $<
  57
  58 include/syscalls.h:     syscalls.lst Makefile
  59         php GenSyscalls.php
  60
  61 Makefile:       ../Makefile.cfg arch/$(ARCHDIR)/Makefile
  62
  63 # Dependency Files
  64 -include $(DEPFILES)