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 # Upstream gnu-efi has old-style function definitions.
  18 CFLAGS += -Wno-strict-prototypes
  19
  20 CORE_CSRC := $(wildcard $(core)/*.c $(core)/*/*.c $(core)/*/*/*.c)
  21 CORE_COBJ := $(subst $(core),$(OBJ)/../core/,$(patsubst %.c,%.o,$(CORE_CSRC)))
  22
  23 # We don't want to include any of the networking stack or the thread
  24 # code since it will be implemented completely differently for EFI.
  25 FILTERED_OBJS:= $(subst $(core),$(OBJ)/../core/,$(patsubst %.c,%.o, \
  26         $(wildcard $(core)/legacynet/*.c) \
  27         $(wildcard $(core)/fs/pxe/*.c) \
  28         $(wildcard $(core)/thread/*.c)))
  29
  30 # Don't include unit tests
  31 FILTERED_OBJS += $(subst $(core),$(OBJ)/../core/, \
  32         $(patsubst %.c,%.o,$(shell find $(core) -path "*/tests/*.c" -print)))
  33
  34 # Don't include console objects
  35 CORE_OBJS = $(filter-out %hello.o %rawcon.o %plaincon.o %strcasecmp.o %bios.o \
  36         %diskio_bios.o %ldlinux-c.o %isolinux-c.o %pxelinux-c.o \
  37         %localboot.o %pxeboot.o \
  38         $(FILTERED_OBJS),$(CORE_COBJ) $(CORE_SOBJ))
  39
  40 CORE_OBJS += $(addprefix $(OBJ)/../core/, \
  41         fs/pxe/pxe.o fs/pxe/tftp.o fs/pxe/urlparse.o fs/pxe/dhcp_option.o \
  42         fs/pxe/ftp.o fs/pxe/ftp_readdir.o fs/pxe/http.o fs/pxe/http_readdir.o)
  43
  44 LIB_OBJS = $(addprefix $(objdir)/com32/lib/,$(CORELIBOBJS))
  45
  46 CSRC = $(wildcard $(SRC)/*.c)
  47 OBJS = $(subst $(SRC)/,,$(filter-out %wrapper.o, $(patsubst %.c,%.o,$(CSRC))))
  48
  49 OBJS += $(objdir)/core/codepage.o $(ARCH)/linux.o
  50
  51 # The DATE is set on the make command line when building binaries for
  52 # official release.  Otherwise, substitute a hex string that is pretty much
  53 # guaranteed to be unique to be unique from build to build.
  54 ifndef HEXDATE
  55 HEXDATE := $(shell $(PERL) $(SRC)/../now.pl $(SRCS))
  56 endif
  57 ifndef DATE
  58 DATE    := $(shell sh $(SRC)/../gen-id.sh $(VERSION) $(HEXDATE))
  59 endif
  60 CFLAGS          += -DDATE_STR='"$(DATE)"'
  61
  62 .PHONY: subdirs
  63 subdirs:
  64         mkdir -p $(ARCH)
  65
  66 $(OBJS): subdirs
  67
  68 # The targets to build in this directory
  69 BTARGET  = syslinux.efi
  70
  71 syslinux.so: $(OBJS) $(CORE_OBJS) $(LIB_OBJS)
  72         $(LD) $(LDFLAGS) --strip-debug -o $@ $^ -lgnuefi -lefi
  73
  74 # We need to rename the .hash section because the EFI firmware
  75 # linker really doesn't like it.
  76 # $(OBJCOPY) --rename-section .gnu.hash=.sdata,load,data,alloc $^ $@
  77 #syslinux.so: syslinux1.so
  78 #       cp $^ $@
  79
  80 wrapper: wrapper.c
  81         $(CC) $^ -o $@
  82
  83 #
  84 # Build the wrapper app and wrap our .so to produce a .efi
  85 syslinux.efi: syslinux.so wrapper
  86         $(OBJ)/wrapper syslinux.so $@
  87
  88 all: $(BTARGET)
  89
  90 codepage.o: ../codepage/cp865.cp
  91         cp $(objdir)/../codepage/cp865.cp codepage.cp
  92         $(CC) $(SFLAGS) -c -o $@ $(core)/codepage.S
  93
  94 install:
  95         install -m 755 $(BTARGET) $(INSTALLROOT)$(AUXDIR)
  96
  97 strip:
  98
  99 tidy dist:
 100         rm -f *.so *.o wrapper
 101         find . \( -name \*.o -o -name \*.a -o -name .\*.d -o -name \*.tmp \) -print0 | \
 102                 xargs -0r rm -f
 103
 104 clean: tidy
 105
 106 spotless: clean
 107         rm -f $(BTARGET)