makefile

   1 ifeq ($(HOSTTYPE),)
   2         HOSTTYPE := $(shell uname -m)
   3 endif
   4 ifeq ($(OSTYPE),)
   5         OSTYPE := $(shell uname -s | awk -F_ '{print $$1}' | tr A-Z a-z)
   6 endif
   7
   8 ifeq ($(HOSTTYPE),i586)
   9         HOSTTYPE := i386
  10 endif
  11 ifeq ($(HOSTTYPE),i686)
  12         HOSTTYPE := i386
  13 endif
  14 ifeq ($(HOSTTYPE),)
  15         HOSTTYPE := i386
  16 endif
  17 ifeq ($(HOSTTYPE),macintosh)
  18         ifeq ($(MACHTYPE),powerpc)
  19                 HOSTTYPE := ppc
  20         endif
  21 endif
  22 ifeq ($(ARCH),)
  23 #ARCH := $(HOSTTYPE)
  24 ARCH := i386
  25 #ARCH := sparc
  26 #ARCH := sh4
  27 #ARCH := alpha
  28 #ARCH := sparc64
  29 #ARCH := m68k
  30 endif
  31
  32 HOST_CC := gcc
  33 HOST_LD := $(LD)
  34 HOST_AS := $(AS)
  35 HOST_AR := $(AR)
  36 HOST_OBJCOPY := objcopy
  37 HOST_STRIP := strip
  38 HOST_SIZE := size
  39
  40 # setup some local commands
  41 ECHO := echo
  42 AWK := awk
  43 ifeq ($(OSTYPE),SunOS)
  44         ECHO := /usr/ucb/echo
  45         AWK := gawk
  46 endif
  47 ifeq ($(findstring solaris,$(OSTYPE)),solaris)
  48         ECHO := /usr/ucb/echo
  49         AWK := gawk
  50 endif
  51
  52 BOOTMAKER = tools/bootmaker
  53 NETBOOT = tools/netboot
  54 BIN2H = tools/bin2h
  55 BIN2ASM = tools/bin2asm
  56
  57 CC = $(HOST_CC)
  58 LD = $(HOST_LD)
  59 AS = $(HOST_AS)
  60 AR = $(HOST_AR)
  61 OBJCOPY = $(HOST_OBJCOPY)
  62 STRIP = $(HOST_STRIP)
  63 SIZE = $(HOST_SIZE)
  64
  65 ifeq ($(ARCH),i386)
  66         ifneq ($(HOSTTYPE),i386)
  67                 CC = i386-elf-gcc
  68                 LD = i386-elf-ld
  69                 AS = i386-elf-as
  70                 AR = i386-elf-ar
  71                 OBJCOPY = i386-elf-objcopy
  72                 STRIP = i386-elf-strip
  73         endif
  74         ifeq ($(OSTYPE),cygwin)
  75                 CC = i386-linux-gcc
  76                 LD = i386-linux-ld
  77                 AS = i386-linux-as
  78                 AR = i386-linux-ar
  79                 OBJCOPY = i386-linux-objcopy
  80                 STRIP = i386-linux-strip
  81         endif
  82         GLOBAL_CFLAGS = -O2
  83         KERNEL_CFLAGS = -fno-pic
  84         USER_CFLAGS = -fpic
  85         GLOBAL_LDFLAGS =
  86         LIBGCC = -lgcc
  87         LIBGCC_PATH = lib/libgcc/$(ARCH)
  88 endif
  89
  90 ifeq ($(ARCH),sh4)
  91         CC = sh-elf-gcc
  92         LD = sh-elf-ld
  93         AS = sh-elf-as
  94         AR = sh-elf-ar
  95         OBJCOPY = sh-elf-objcopy
  96         STRIP = sh-elf-strip
  97         GLOBAL_CFLAGS = -ml -m4 -mhitachi -O
  98         KERNEL_CFLAGS = -fno-pic
  99         USER_CFLAGS = -fpic
 100         GLOBAL_LDFLAGS = -EL
 101         LIBGCC = -lgcc
 102         LIBGCC_PATH = lib/libgcc/$(ARCH)/ml/m4-single-only
 103 endif
 104
 105 ifeq ($(ARCH),sparc64)
 106         CC = sparc64-elf-gcc
 107         LD = sparc64-elf-ld
 108         AS = sparc64-elf-as
 109         AR = sparc64-elf-ar
 110         OBJCOPY = sparc64-elf-objcopy
 111         STRIP = sparc64-elf-strip
 112         GLOBAL_CFLAGS =
 113         GLOBAL_LDFLAGS =
 114         LIBGCC = -lgcc
 115         LIBGCC_PATH = lib/libgcc/$(ARCH)
 116 endif
 117
 118 ifeq ($(ARCH),sparc)
 119         ifneq ($(HOSTTYPE),sparc)
 120                 CC = sparc-elf-gcc
 121                 LD = sparc-elf-ld
 122                 AS = sparc-elf-as
 123                 AR = sparc-elf-ar
 124                 OBJCOPY = sparc-elf-objcopy
 125                 STRIP = sparc-elf-strip
 126         endif
 127         GLOBAL_CFLAGS =
 128         GLOBAL_LDFLAGS =
 129         LIBGCC = -lgcc
 130         LIBGCC_PATH = lib/libgcc/$(ARCH)
 131 endif
 132
 133 ifeq ($(ARCH),alpha)
 134         ifneq ($(HOSTTYPE),alpha)
 135                 CC = alpha-elf-gcc
 136                 LD = alpha-elf-ld
 137                 AS = alpha-elf-as
 138                 AR = alpha-elf-ar
 139                 OBJCOPY = alpha-elf-objcopy
 140                 STRIP = alpha-elf-strip
 141         endif
 142         GLOBAL_CFLAGS =
 143         GLOBAL_LDFLAGS =
 144         LIBGCC = -lgcc
 145         LIBGCC_PATH = lib/libgcc/$(ARCH)
 146 endif
 147
 148 ifeq ($(ARCH),m68k)
 149         ifneq ($(HOSTTYPE),m68k)
 150                 CC = m68k-elf-gcc
 151                 LD = m68k-elf-ld
 152                 AS = m68k-elf-as
 153                 AR = m68k-elf-ar
 154                 OBJCOPY = m68k-elf-objcopy
 155                 STRIP = m68k-elf-strip
 156                 SIZE = m68k-elf-size
 157         endif
 158         GLOBAL_CFLAGS = -O0 -g
 159         KERNEL_CFLAGS = -fno-pic
 160         USER_CFLAGS = -fpic
 161         GLOBAL_LDFLAGS = -g
 162         LIBGCC = -lgcc
 163         LIBGCC_PATH = lib/libgcc/$(ARCH)
 164 endif
 165
 166 ifeq ($(ARCH),mips)
 167         ifneq ($(HOSTTYPE),mips)
 168                 CC = mips-elf-gcc
 169                 LD = mips-elf-ld
 170                 AS = mips-elf-as
 171                 AR = mips-elf-ar
 172                 OBJCOPY = mips-elf-objcopy
 173                 STRIP = mips-elf-strip
 174         endif
 175         GLOBAL_CFLAGS = -fno-pic -mips4 -meb -G 0
 176         GLOBAL_LDFLAGS =
 177         LIBGCC = -lgcc
 178         LIBGCC_PATH = lib/libgcc/$(ARCH)
 179 endif
 180
 181 ifeq ($(ARCH),ppc)
 182         ifneq ($(HOSTTYPE),ppc)
 183                 CC = ppc-elf-gcc
 184                 LD = ppc-elf-ld
 185                 AS = ppc-elf-as
 186                 AR = ppc-elf-ar
 187                 OBJCOPY = ppc-elf-objcopy
 188                 STRIP = ppc-elf-strip
 189         endif
 190         GLOBAL_CFLAGS = -fno-pic -O
 191         GLOBAL_LDFLAGS =
 192         LIBGCC = -lgcc
 193         LIBGCC_PATH = lib/libgcc/$(ARCH)
 194 endif
 195
 196 OBJ_DIR = obj.$(ARCH)
 197
 198 GLOBAL_CFLAGS += -Wall -W -Wno-multichar -Wno-unused -Wmissing-prototypes -finline -nostdinc -fno-builtin -DARCH_$(ARCH) -DNEWOS=1
 199
 200 # sub makefiles are responsible for adding to these
 201 DEPS =
 202 CLEAN =
 203 FINAL =
 204
 205 final:: final1
 206
 207 # include the top level makefile
 208 include boot/$(ARCH)/boot.mk
 209
 210 BOOTMAKER_ARGS =
 211 ifeq ($(ARCH),sparc)
 212 BOOTMAKER_ARGS += --sparc
 213 endif
 214
 215 final1: $(FINAL)
 216         rm -f final.$(ARCH);ln -sf $(FINAL) final.$(ARCH)
 217         rm -f system.$(ARCH);ln -sf $(KERNEL) system.$(ARCH)
 218
 219 tools: $(BOOTMAKER) $(BIN2H) $(BIN2ASM)
 220
 221 $(BOOTMAKER): $(BOOTMAKER).c tools/sparcbootblock.h
 222         $(HOST_CC) -O0 -g -o $@ $(BOOTMAKER).c
 223
 224 NETBOOT_LINK_ARGS =
 225 ifeq ($(OSTYPE),beos)
 226         NETBOOT_LINK_ARGS = -lnet
 227 endif
 228 ifeq ($(shell uname),SunOS)
 229         NETBOOT_LINK_ARGS = -lsocket -lnsl
 230 endif
 231
 232 $(NETBOOT): $(NETBOOT).c
 233         $(HOST_CC) -O3 -o $@ $(NETBOOT).c $(NETBOOT_LINK_ARGS)
 234
 235 $(BIN2ASM): $(BIN2ASM).c
 236         $(HOST_CC) -O3 -o $@ $(BIN2ASM).c
 237
 238 $(BIN2H): $(BIN2H).c
 239         $(HOST_CC) -O3 -o $@ $(BIN2H).c
 240
 241 toolsclean:
 242         rm -f $(BOOTMAKER) $(NETBOOT) $(NETBOOT_DC) $(BIN2H) $(BIN2ASM)
 243
 244 CLEAN += toolsclean
 245
 246 clean: $(CLEAN)
 247         rm -f $(KERNEL) $(FINAL)
 248         rm -f final.$(ARCH) system.$(ARCH)
 249
 250 depsclean:
 251         rm -f $(DEPS)
 252
 253 allclean: depsclean clean toolsclean
 254         rm -f `find . -type f -name '*.d'`
 255         rm -f `find . -type f -name '*.o'`
 256
 257 ifeq ($(filter $(MAKECMDGOALS), allclean), )
 258   include $(DEPS)
 259 endif