efi/Makefile

   1 ## -----------------------------------------------------------------------
   2 ##
   3 ##   Copyright 2011 Intel Corporation; author: Matt Fleming
   4 ##
   5 ##   This program is free software; you can redistribute it and/or modify
   6 ##   it under the terms of the GNU General Public License as published by
   7 ##   the Free Software Foundation, Inc., 53 Temple Place Ste 330,
   8 ##   Boston MA 02111-1307, USA; either version 2 of the License, or
   9 ##   (at your option) any later version; incorporated herein by reference.
  10 ##
  11 ## -----------------------------------------------------------------------
  12
  13 VPATH = $(SRC)
  14 include $(MAKEDIR)/lib.mk
  15 include $(MAKEDIR)/efi.mk
  16
  17 CC_FOR_BUILD ?= $(CC)
  18
  19 # Upstream gnu-efi has old-style function definitions.
  20 CFLAGS += -Wno-strict-prototypes
  21
  22 CORE_CSRC := $(sort $(wildcard $(core)/*.c $(core)/*/*.c $(core)/*/*/*.c))
  23 CORE_COBJ := $(subst $(core),$(OBJ)/../core,$(patsubst %.c,%.o,$(CORE_CSRC)))
  24
  25 # We don't want to include any of the networking stack or the thread
  26 # code since it will be implemented completely differently for EFI.
  27 FILTERED_OBJS:= $(sort $(subst $(core),$(OBJ)/../core,$(patsubst %.c,%.o, \
  28         $(wildcard $(core)/legacynet/*.c) \
  29         $(wildcard $(core)/fs/pxe/*.c) \
  30         $(wildcard $(core)/thread/*.c))))
  31
  32 # Don't include unit tests
  33 FILTERED_OBJS += $(subst $(core),$(OBJ)/../core, \
  34         $(patsubst %.c,%.o,$(shell find $(core) -path "*/tests/*.c" -print)))
  35
  36 # Don't include console objects
  37 CORE_OBJS = $(filter-out %hello.o %rawcon.o %plaincon.o %strcasecmp.o %bios.o \
  38         %diskio_bios.o %ldlinux-c.o %isolinux-c.o %pxelinux-c.o \
  39         %localboot.o %pxeboot.o \
  40         $(FILTERED_OBJS),$(CORE_COBJ) $(CORE_SOBJ))
  41
  42 CORE_OBJS += $(addprefix $(OBJ)/../core/, \
  43         fs/pxe/pxe.o fs/pxe/tftp.o fs/pxe/urlparse.o fs/pxe/dhcp_option.o \
  44         fs/pxe/ftp.o fs/pxe/ftp_readdir.o fs/pxe/http.o fs/pxe/http_readdir.o)
  45
  46 LIB_OBJS = $(addprefix $(objdir)/com32/lib/,$(CORELIBOBJS)) \
  47         $(LIBEFI)
  48
  49 CSRC = $(sort $(wildcard $(SRC)/*.c))
  50 OBJS = $(subst $(SRC)/,,$(filter-out %wrapper.o, $(patsubst %.c,%.o,$(CSRC))))
  51
  52 OBJS += $(objdir)/core/codepage.o $(ARCH)/linux.o
  53
  54 # The DATE is set on the make command line when building binaries for
  55 # official release.  Otherwise, substitute a hex string that is pretty much
  56 # guaranteed to be unique to be unique from build to build.
  57 ifndef HEXDATE
  58 HEXDATE := $(shell $(PERL) $(SRC)/../now.pl $(SRCS))
  59 endif
  60 ifndef DATE
  61 DATE    := $(shell sh $(SRC)/../gen-id.sh $(VERSION) $(HEXDATE))
  62 endif
  63 CFLAGS          += -DDATE_STR='"$(DATE)"'
  64
  65 $(OBJ)/$(ARCH):
  66         mkdir -p $@
  67
  68 $(OBJS): | $(OBJ)/$(ARCH)
  69
  70 # The targets to build in this directory
  71 BTARGET  = syslinux.efi
  72
  73 syslinux.so: $(OBJS) $(CORE_OBJS) $(LIB_OBJS)
  74         $(LD) $(LDFLAGS) --strip-debug -o $@ $^ -lgnuefi -lefi
  75
  76 # We need to rename the .hash section because the EFI firmware
  77 # linker really doesn't like it.
  78 # $(OBJCOPY) --rename-section .gnu.hash=.sdata,load,data,alloc $^ $@
  79 #syslinux.so: syslinux1.so
  80 #       cp $^ $@
  81
  82 wrapper: wrapper.c
  83         $(CC) $^ -o $@
  84
  85 #
  86 # Build the wrapper app and wrap our .so to produce a .efi
  87 syslinux.efi: syslinux.so wrapper
  88         $(OBJ)/wrapper syslinux.so $@
  89
  90 all: $(BTARGET)
  91
  92 codepage.o: ../codepage/cp865.cp
  93         cp $(objdir)/../codepage/cp865.cp codepage.cp
  94         $(CC) $(SFLAGS) -c -o $@ $(core)/codepage.S
  95
  96 install:
  97         install -m 755 $(BTARGET) $(INSTALLROOT)$(AUXDIR)
  98
  99 strip:
 100
 101 tidy dist:
 102         rm -f *.so *.o wrapper
 103         find . \( -name \*.o -o -name \*.a -o -name .\*.d -o -name \*.tmp \) -print0 | \
 104                 xargs -0r rm -f
 105         $(topdir)/efi/clean-gnu-efi.sh $(EFI_SUBARCH) $(objdir)
 106
 107 clean: tidy
 108
 109 spotless: clean
 110         rm -f $(BTARGET)