Makefile

   1 #
   2 #  <Makefile>
   3 #
   4 #  Makefile for Open Hack'Ware.
   5 #
   6 #  Copyright (C) 2004-2005 Jocelyn Mayer (l_indien@magic.fr)
   7 #
   8 #   This program is free software; you can redistribute it and/or
   9 #   modify it under the terms of the GNU General Public License V2
  10 #   as published by the Free Software Foundation
  11 #
  12 #   This program is distributed in the hope that it will be useful,
  13 #   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 #   GNU General Public License for more details.
  16 #
  17 #   You should have received a copy of the GNU General Public License
  18 #   along with this program; if not, write to the Free Software
  19 #   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20 #
  21
  22 #DEBUG=1
  23
  24 CROSS_COMPILE?=powerpc-linux-
  25 CC:= $(CROSS_COMPILE)gcc -m32
  26 LD:= $(CROSS_COMPILE)ld -m elf32ppc
  27 OBJCOPY:= $(CROSS_COMPILE)objcopy
  28 MKDIR:= mkdir
  29 CAT:= cat
  30 TAR:= tar
  31 RM:= rm -rf --
  32 ECHO:= echo
  33 ifeq ("$(DEBUG)", "1")
  34 DEBUG:= $(ECHO)
  35 else
  36 DEBUG:= \#
  37 endif
  38
  39 BUILD_DATE:= $(shell date -u +%F)
  40 BUILD_TIME:= $(shell date -u +%T)
  41
  42 OBJDIR:= .objs
  43 DISTDIR:= .
  44 SRCDIR:= src
  45
  46 CC_BASE:= $(shell $(CC) -print-search-dirs | grep install | sed -e 's/.*\ //')
  47 CFLAGS= -Wall -W -Werror -O2 -g -fno-builtin -fno-common -nostdinc -mregnames
  48 CFLAGS+= -DBUILD_DATE=$(BUILD_DATE) -DBUILD_TIME=$(BUILD_TIME)
  49 CFLAGS+= -I$(SRCDIR)/ -I$(SRCDIR)/libc/include -I$(CC_BASE)/include
  50 CFLAGS+= -I$(SRCDIR)/dev -I$(SRCDIR)/dev/block -I$(SRCDIR)/dev/char
  51 CFLAGS+= -I$(SRCDIR)/dev/bus
  52 LDFLAGS= -O2 -g -nostdlib
  53
  54 BIOS_IMAGE_BITS:= 19
  55 BIOS_IMAGE_SIZE:= $(shell echo $$(( 1 << $(BIOS_IMAGE_BITS) )) )
  56
  57 BOOT_SIZE      := 0x00000200
  58 VECTORS_BASE   := 0x00000000
  59 VECTORS_SIZE   := $(shell echo $$(( 0x00004000 - $(BOOT_SIZE) )) )
  60 VECTORS_END    := $(shell echo $$(( $(VECTORS_BASE) + $(VECTORS_SIZE) )) )
  61 BIOS_BASE      := 0x05800000
  62 BIOS_SIZE      := $(shell echo $$(( $(BIOS_IMAGE_SIZE) - $(BOOT_SIZE) - $(VECTORS_SIZE) )) )
  63 BIOS_END       := $(shell echo $$(( $(BIOS_BASE) + $(BIOS_SIZE) )) )
  64
  65 LOAD_IMAGE_BASE:= 0x04000000
  66
  67 # boot.bin build options
  68 boot.o_CFLAGS:= -DBOOT_SIZE=$(BOOT_SIZE)
  69 boot.o_CFLAGS+= -DVECTORS_BASE=$(VECTORS_BASE) -DVECTORS_SIZE=$(VECTORS_SIZE)
  70 boot.o_CFLAGS+= -DBIOS_IMAGE_BITS=$(BIOS_IMAGE_BITS)
  71 boot.out_LDFLAGS+= -T $(SRCDIR)/boot.ld
  72 # vectors.bin build options
  73 vectors.o_CFLAGS:= -DBIOS_BASE=$(BIOS_BASE) -DBIOS_SIZE=$(BIOS_SIZE)
  74 vectors.out_LDFLAGS+= -T $(SRCDIR)/vectors.ld
  75 vectors.bin_OPTIONS:= --pad-to $(VECTORS_END)
  76 # main.bin build options
  77 main.o_CFLAGS:= -DLOAD_IMAGE_BASE=$(LOAD_IMAGE_BASE)
  78 main.out_LDFLAGS:= -T $(SRCDIR)/main.ld
  79 main.out_OBJS:= main.o bootinfos.o bloc.o pci.o of.o start.o nvram.o vga.o mm.o char.o
  80 main.out_OBJS:= $(addprefix $(OBJDIR)/, $(main.out_OBJS))
  81 # Pseudo-libc objects
  82 FORMAT_FUNCS:= _vprintf printf sprintf snprintf vprintf vsprintf vsnprintf
  83 FORMAT_FUNCS+= dprintf vdprintf
  84 MEM_FUNCS:= memcpy memccpy mempcpy memmove memcmove mempmove
  85 MEM_FUNCS+= memset memcmp memchr rawmemchr memrchr memmem
  86 STR_FUNCS:= strcpy strdup strndup stpcpy stpncpy strcat strncat
  87 STR_FUNCS+= strcmp strcasecmp strncmp strncasecmp strchr strchrnul strrchr
  88 STR_FUNCS+= basename dirname
  89 STR_FUNCS+= strlen strnlen
  90 MODULES:= format mem str
  91 format_OBJS:=$(addsuffix .o, $(FORMAT_FUNCS))
  92 mem_OBJS:=$(addsuffix .o, $(MEM_FUNCS))
  93 str_OBJS:=$(addsuffix .o, $(STR_FUNCS))
  94 pseudo_libc_OBJS:= malloc.o errno.o $(format_OBJS) $(mem_OBJS) $(str_OBJS)
  95 #pseudo_libc_OBJS:= errno.o $(format_OBJS) $(mem_OBJS) $(str_OBJS)
  96 main.out_OBJS+= $(addprefix $(OBJDIR)/, $(pseudo_libc_OBJS))
  97 # libexec objects
  98 libexec_OBJS:= core.o elf.o xcoff.o macho.o chrp.o prep.o pef.o
  99 main.out_OBJS+= $(addprefix $(OBJDIR)/exec_, $(libexec_OBJS))
 100 # libfs objects
 101 libfs_OBJS:= core.o raw.o ext2.o isofs.o hfs.o
 102 main.out_OBJS+= $(addprefix $(OBJDIR)/fs_, $(libfs_OBJS))
 103 # libpart objects
 104 libpart_OBJS:= core.o apple.o isofs.o prep.o
 105 main.out_OBJS+= $(addprefix $(OBJDIR)/part_, $(libpart_OBJS))
 106 # char devices drivers
 107 chardev_OBJS:= pckbd.o kbdadb.o kbd.o
 108 # bloc devices drivers
 109 blocdev_OBJS:=
 110 # devices drivers
 111 dev_OBJS:= $(addprefix bloc_, $(blocdev_OBJS))
 112 dev_OBJS+= $(addprefix char_, $(chardev_OBJS))
 113 main.out_OBJS+= $(addprefix $(OBJDIR)/dev_, $(dev_OBJS))
 114
 115 CUR= $(notdir $@)
 116 CFLAGS+= $($(CUR)_CFLAGS)
 117 LDFLAGS+= $($(CUR)_LDFLAGS)
 118
 119 BIN_TARGETS:= $(OBJDIR)/vectors.bin $(OBJDIR)/main.bin $(OBJDIR)/boot.bin
 120 TARGET:= ppc_rom.bin
 121 main.bin_OPTIONS:= --gap-fill 0xFF --pad-to $(BIOS_END)
 122
 123 CURDIR:= $(shell basename `pwd`)
 124 SOURCES:= boot.S vectors.S start.S main.c of.c
 125 SOURCES+= vga.c vgafont.h bootinfos.c nvram.c file.c fs.c part.c bloc.c pci.c bios.h
 126 LD_SCRIPTS:= boot.ld vectors.ld main.ld
 127 MISC_FILES:= Makefile COPYING README Changelog Timestamp
 128 SVN_DIRS:= $(shell find . -type d -name .svn)
 129 TARBALL:= OpenHackWare.tar.bz2
 130 TARFILES:= $(addprefix $(SRCDIR)/, $(SOURCES) $(LD_SCRIPTS)) $(MISC_FILES)
 131 SVN_TARBALL:= OpenHackWare_svn.tar.bz2
 132 DISTFILE:= OpenHackWare_bin.tar.bz2
 133
 134 #all: print
 135 all: $(OBJDIR) $(DISTDIR) $(addprefix $(DISTDIR)/, $(TARGET))
 136
 137 dist: all $(CURDIR)/Timestamp
 138         cd $(DISTDIR) && $(TAR) -cjf $(DISTFILE) $(DISTDIR)/$(TARGET) Timestamp
 139
 140 print:
 141         @$(DEBUG) "BOOT_SIZE    = $(BOOT_SIZE)"
 142         @$(DEBUG) "VECTORS_BASE = $(VECTORS_BASE)"
 143         @$(DEBUG) "VECTORS_SIZE = $(VECTORS_SIZE)"
 144         @$(DEBUG) "VECTORS_END  = $(VECTORS_END)"
 145         @$(DEBUG) "BIOS_BASE    = $(BIOS_BASE)"
 146         @$(DEBUG) "BIOS_SIZE    = $(BIOS_SIZE)"
 147         @$(DEBUG) "BIOS_END     = $(BIOS_END)"
 148
 149 $(OBJDIR) $(DISTDIR):
 150         @$(MKDIR) $@
 151
 152 $(DISTDIR)/$(TARGET): $(BIN_TARGETS)
 153         $(CAT) $^ > $@
 154
 155 $(OBJDIR)/%.bin: $(OBJDIR)/%.out
 156         $(OBJCOPY) -O binary $($(notdir $@)_OPTIONS) $< $@
 157
 158 $(OBJDIR)/%.out: $(OBJDIR)/%.o $(SRCDIR)/%.ld
 159         $(LD) $(LDFLAGS) -o $@ $<
 160
 161 $(OBJDIR)/main.out: $(main.out_OBJS) $(SRCDIR)/main.ld
 162         $(LD) $(LDFLAGS) -o $@ $(main.out_OBJS)
 163
 164 $(OBJDIR)/%.o: $(SRCDIR)/%.c $(SRCDIR)/bios.h
 165         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 166         $(CC) -c $(CFLAGS) -o $@ $<
 167
 168 $(OBJDIR)/%.o: $(SRCDIR)/%.S $(SRCDIR)/bios.h
 169         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 170         $(CC) -c $(CFLAGS) -Wa,-mregnames -o $@ $<
 171
 172         $(CC) $(CFLAGS) -D__USE_$(subst .o,,$(@F))__ -c -o $@ $<
 173
 174 # Pseudo libc objects
 175 $(OBJDIR)/%.o: $(SRCDIR)/libc/src/%.c
 176         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 177         $(CC) -c $(CFLAGS) -o $@ $<
 178
 179 $(OBJDIR)/mem%.o: $(SRCDIR)/libc/src/mem.c
 180         $(CC) $(CFLAGS) -D__USE_$(subst .o,,$(@F))__ -c -o $@ $<
 181
 182 $(OBJDIR)/rawmemchr.o: $(SRCDIR)/libc/src/mem.c
 183         $(CC) $(CFLAGS) -D__USE_$(subst .o,,$(@F))__ -c -o $@ $<
 184
 185 $(OBJDIR)/str%.o: $(SRCDIR)/libc/src/str.c
 186         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 187         $(CC) $(CFLAGS) -D__USE_$(subst .o,,$(@F))__ -c -o $@ $<
 188
 189 $(OBJDIR)/stp%.o: $(SRCDIR)/libc/src/str.c
 190         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 191         $(CC) $(CFLAGS) -D__USE_$(subst .o,,$(@F))__ -c -o $@ $<
 192
 193 $(OBJDIR)/basename.o: $(SRCDIR)/libc/src/str.c
 194         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 195         $(CC) $(CFLAGS) -D__USE_$(subst .o,,$(@F))__ -c -o $@ $<
 196
 197 $(OBJDIR)/dirname.o: $(SRCDIR)/libc/src/str.c
 198         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 199         $(CC) $(CFLAGS) -D__USE_$(subst .o,,$(@F))__ -c -o $@ $<
 200
 201 $(OBJDIR)/%rintf.o: $(SRCDIR)/libc/src/format.c
 202         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 203         $(CC) $(CFLAGS) -D__USE_$(subst .o,,$(@F))__ -c -o $@ $<
 204
 205 # libexec objects
 206 $(OBJDIR)/exec_%.o: $(SRCDIR)/libexec/%.c
 207         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 208         $(CC) -c $(CFLAGS) -o $@ $<
 209
 210 # libfs objects
 211 $(OBJDIR)/fs_%.o: $(SRCDIR)/libfs/%.c
 212         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 213         $(CC) -c $(CFLAGS) -o $@ $<
 214
 215 # libpart objects
 216 $(OBJDIR)/part_%.o: $(SRCDIR)/libpart/%.c
 217         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 218         $(CC) -c $(CFLAGS) -o $@ $<
 219
 220 # Devices drivers
 221 $(OBJDIR)/dev_%.o: $(SRCDIR)/dev/%.c
 222         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 223         $(CC) -c $(CFLAGS) -o $@ $<
 224 # Char devices drivers
 225 $(OBJDIR)/dev_char_%.o: $(SRCDIR)/dev/char/%.c
 226         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 227         $(CC) -c $(CFLAGS) -o $@ $<
 228 # Bloc devices drivers
 229 $(OBJDIR)/dev_bloc_%.o: $(SRCDIR)/dev/bloc/%.c
 230         @$(DEBUG) "CFLAGS  = $(CFLAGS)"
 231         $(CC) -c $(CFLAGS) -o $@ $<
 232
 233 # Other targets
 234 tarball: $(CURDIR)/Timestamp
 235         cd .. && $(TAR) -cjf $(CURDIR)/$(TARBALL) \
 236                              $(addprefix $(CURDIR)/, $(TARFILES))
 237
 238 svntarball: $(CURDIR)/Timestamp
 239         cd .. && $(TAR) -cjf $(CURDIR)/$(SVN_TARBALL) \
 240                              $(addprefix $(CURDIR)/, $(TARFILES) $(SVN_DIRS))
 241
 242 $(CURDIR)/Timestamp: force
 243         @cd .. && echo "$(BUILD_DATE) at $(BUILD_TIME)" > $@
 244
 245 clean:
 246         $(RM) $(OBJDIR) $(addprefix $(DISTDIR)/, $(TARGETS))
 247         $(RM) $(DISTFILE) $(CURDIR)/$(TARBALL)
 248
 249 cleansrc: clean
 250         $(RM) *~ src/*~ .*~ src/.*~
 251
 252 # Keep all intermediary files
 253 .PRECIOUS: $(OBJDIR)/%.o $(OBJDIR)/%.out
 254
 255 .PHONY: all dist print tarball clean cleansrc
 256
 257 force: