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/$(ARCHDIR)/Makefile
  10
  11 -include Makefile.BuildNum.$(ARCH)
  12
  13 KERNEL_VERSION = 0.5
  14
  15 MAKEDEP         = $(CC) -M
  16
  17 CPPFLAGS        += -I./include -I./arch/$(ARCHDIR)/include -D_MODULE_NAME_=\"Kernel\"
  18 CPPFLAGS        += -DARCH=$(ARCH) -DARCHDIR=$(ARCHDIR) -DKERNEL_VERSION=$(KERNEL_VERSION) -DBUILD_NUM=$(BUILD_NUM)
  19 CFLAGS          += -Wall -Werror -fno-stack-protector -fno-builtin -Wstrict-prototypes -g
  20 CFLAGS      += -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls -Wnested-externs -Winline -Wuninitialized
  21 ASFLAGS         += -D ARCH=\"$(ARCH)\" -D ARCHDIR=\"$(ARCHDIR)\"
  22 LDFLAGS         += -T arch/$(ARCHDIR)/link.ld -g
  23
  24 ifeq ($(DEBUG_BUILD),yes)
  25         LDFLAGS += -g
  26         CFLAGS += -g
  27 endif
  28
  29 OBJ := $(addprefix arch/$(ARCHDIR)/,$(A_OBJ))
  30 OBJ += heap.o drvutil.o logging.o debug.o lib.o adt.o time.o
  31 OBJ += messages.o modules.o syscalls.o system.o threads.o
  32 OBJ += $(addprefix vfs/fs/, $(addsuffix .o,$(FILESYSTEMS)))
  33 OBJ += drv/kb.o drv/vterm.o drv/proc.o drv/fifo.o drv/iocache.o drv/dma.o drv/pci.o drv/vga.o
  34 OBJ += binary.o bin/elf.o bin/pe.o
  35 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 vfs/handle.o
  36 OBJ += vfs/fs/root.o vfs/fs/devfs.o
  37 OBJ += $(addprefix drv/, $(addsuffix .o,$(DRIVERS)))
  38 OBJ := $(addsuffix .$(ARCH), $(OBJ))
  39 MODS += $(addprefix ../Modules/, $(addsuffix .xo.$(ARCH),$(MODULES)))
  40 BIN = ../Acess2.$(ARCH).bin
  41 GZBIN = ../Acess2.$(ARCH).gz
  42
  43 DEPFILES  = $(filter %.o.$(ARCH),$(OBJ))
  44 DEPFILES := $(DEPFILES:%.o.$(ARCH)=%.d.$(ARCH))
  45
  46 SRCFILES  = $(OBJ:%.o.$(ARCH)=%.c)
  47 SRCFILES := $(SRCFILES:%.ao.$(ARCH)=%.asm)
  48
  49 .PHONY: all clean install apidoc
  50
  51 all: $(BIN)
  52
  53 clean:
  54         @$(RM) $(BIN) ../Acess2.$(ARCH).gz $(BIN).dsm ../Map.$(ARCH).txt LineCounts.$(ARCH).txt $(OBJ) $(DEPFILES)
  55
  56 install: $(BIN)
  57         gzip -c $(BIN) > ../Acess2.$(ARCH).gz
  58         $(xCP) ../Acess2.$(ARCH).gz $(DISTROOT)
  59
  60 apidoc:
  61         doxygen Doxyfile.api
  62
  63 $(BIN): $(OBJ) $(MODS) arch/$(ARCHDIR)/link.ld Makefile
  64         @echo --- LD -o $(BIN)
  65         @$(LD) $(LDFLAGS) -o $(BIN) $(OBJ) $(MODS) -Map ../Map.$(ARCH).txt
  66         $(DISASM) -S $(BIN) > $(BIN).dsm
  67         @wc -l $(SRCFILES) include/*.h > LineCounts.$(ARCH).txt
  68         @echo BUILD_NUM = $$(( $(BUILD_NUM) + 1 )) > Makefile.BuildNum.$(ARCH)
  69         $(POSTBUILD)
  70         @$(STRIP) $(BIN)
  71
  72 %.ao.$(ARCH): %.asm Makefile
  73         @echo --- NASM -o $@
  74         @$(AS) $(ASFLAGS) $< -o $@
  75
  76 %.o.$(ARCH): %.c Makefile
  77 #       if exists %*/Makefile
  78 #       @make -C %*/ all
  79 #       else
  80         @echo --- GCC -o $@
  81         @$(CC) $(CFLAGS) $(CPPFLAGS) -o $@ -c $<
  82         @$(MAKEDEP) $(CPPFLAGS) -MT $@ -o $*.d.$(ARCH) $<
  83 #       endif
  84
  85 %.xo.$(ARCH):
  86         @make -C $* all
  87
  88 include/syscalls.h:     syscalls.lst Makefile
  89         php GenSyscalls.php
  90
  91 Makefile:       ../Makefile.cfg arch/$(ARCHDIR)/Makefile
  92
  93 drv/proc.o.%: Makefile.BuildNum
  94
  95 # Dependency Files
  96 -include $(DEPFILES)