core/Makefile

   1 ## -----------------------------------------------------------------------
   2 ##
   3 ##   Copyright 1998-2009 H. Peter Anvin - All Rights Reserved
   4 ##   Copyright 2009-2010 Intel Corporation; author: H. Peter Anvin
   5 ##
   6 ##   This program is free software; you can redistribute it and/or modify
   7 ##   it under the terms of the GNU General Public License as published by
   8 ##   the Free Software Foundation, Inc., 53 Temple Place Ste 330,
   9 ##   Boston MA 02111-1307, USA; either version 2 of the License, or
  10 ##   (at your option) any later version; incorporated herein by reference.
  11 ##
  12 ## -----------------------------------------------------------------------
  13
  14 #
  15 # Makefile for the SYSLINUX core
  16 #
  17
  18 # No builtin rules
  19 MAKEFLAGS += -r
  20 MAKE      += -r
  21
  22 topdir = ..
  23 MAKEDIR = $(topdir)/mk
  24 include $(MAKEDIR)/embedded.mk
  25 -include $(topdir)/version.mk
  26
  27 OPTFLAGS =
  28 INCLUDES = -I./include -I$(com32)/include
  29
  30 # This is very similar to cp437; technically it's for Norway and Denmark,
  31 # but it's unlikely the characters that are different will be used in
  32 # filenames by other users.
  33 CODEPAGE = cp865
  34
  35 # The targets to build in this directory...
  36 BTARGET  = kwdhash.gen \
  37            ldlinux.bss ldlinux.sys ldlinux.bin \
  38            isolinux.bin isolinux-debug.bin pxelinux.0
  39
  40 # All primary source files for the main syslinux files
  41 NASMSRC  := $(wildcard *.asm)
  42 NASMHDR  := $(wildcard *.inc)
  43 CSRC     := $(wildcard *.c */*.c */*/*.c)
  44 SSRC     := $(wildcard *.S */*.S */*/*.S)
  45 CHDR     := $(wildcard *.h)
  46 OTHERSRC := keywords
  47 ALLSRC    = $(NASMSRC) $(NASMHDR) $(CSRC) $(SSRC) $(CHDR) $(OTHERSRC)
  48
  49 COBJ     := $(patsubst %.c,%.o,$(CSRC))
  50 SOBJ     := $(patsubst %.S,%.o,$(SSRC))
  51
  52 LIB      = libcore.a
  53 LIBS     = $(LIB) $(com32)/lib/libcomcore.a $(LIBGCC)
  54 LIBOBJS  = $(COBJ) $(SOBJ)
  55
  56 NASMDEBUG = -g -F dwarf
  57 NASMOPT  += $(NASMDEBUG)
  58
  59 PREPCORE = ../lzo/prepcore
  60
  61 # CFLAGS        += -DDEBUG=1
  62
  63 # The DATE is set on the make command line when building binaries for
  64 # official release.  Otherwise, substitute a hex string that is pretty much
  65 # guaranteed to be unique to be unique from build to build.
  66 ifndef HEXDATE
  67 HEXDATE := $(shell $(PERL) ../now.pl $(SRCS))
  68 endif
  69 ifndef DATE
  70 DATE    := $(shell sh ../gen-id.sh $(VERSION) $(HEXDATE))
  71 endif
  72
  73 all: $(BTARGET)
  74
  75 kwdhash.gen: keywords genhash.pl
  76         $(PERL) genhash.pl < keywords > kwdhash.gen
  77
  78 .PRECIOUS: %.elf
  79
  80 %.raw: %.elf
  81         $(OBJCOPY) -O binary $< $(@:.bin=.raw)
  82
  83 # GNU make 3.82 gets confused by the first form
  84 .PRECIOUS: %.raw
  85
  86 %.bin: %.raw $(PREPCORE)
  87         $(PREPCORE) $< $@
  88
  89 %.o: %.asm kwdhash.gen ../version.gen
  90         $(NASM) -f elf $(NASMOPT) -DDATE_STR="'$(DATE)'" \
  91                 -DHEXDATE="$(HEXDATE)" \
  92                 -l $(@:.o=.lsr) -o $@ -MP -MD .$@.d $<
  93
  94 %.elf: %.o $(LIBS) syslinux.ld
  95         $(LD) $(LDFLAGS) -T syslinux.ld -M -o $@ $< \
  96                 --start-group $(LIBS) --end-group \
  97                 > $(@:.elf=.map)
  98         $(OBJDUMP) -h $@ > $(@:.elf=.sec)
  99         $(PERL) lstadjust.pl $(@:.elf=.lsr) $(@:.elf=.sec) $(@:.elf=.lst)
 100
 101 $(LIB): $(LIBOBJS)
 102         rm -f $@
 103         $(AR) cq $@ $^
 104         $(RANLIB) $@
 105
 106 pxelinux.0: pxelinux.bin
 107         cp -f $< $@
 108
 109 ldlinux.bss: ldlinux.bin
 110         dd if=$< of=$@ bs=512 count=1
 111
 112 ldlinux.sys: ldlinux.bin
 113         dd if=$< of=$@ bs=512 skip=2
 114
 115 codepage.cp: ../codepage/$(CODEPAGE).cp
 116         cp -f $< $@
 117
 118 codepage.o: codepage.S codepage.cp
 119
 120 install: installer
 121
 122 install-lib: installer
 123
 124 install-all: install install-lib
 125
 126 netinstall: installer
 127
 128 tidy dist:
 129         rm -f codepage.cp *.o *.elf *.a stupid.* patch.offset .depend .*.d
 130         rm -f *.elf.tmp *.sym
 131         rm -f *.lsr *.lst *.map *.sec *.raw
 132         rm -f */*.o */*/*.o */*.lst */*/*.lst */.*.d */*/.*.d
 133         rm -f $(OBSOLETE) $(LIB)
 134
 135 clean: tidy
 136
 137 spotless: clean
 138         rm -f $(BTARGET) *.bin *_bin.c
 139
 140 # Include dependencies file
 141 -include .*.d */.*.d */*/.*.d