DIR = boot1pxe
include ../MakePaths.dir

OPTIM = -Os -Oz

# Define COMPILING_BOOT1PXE even when preprocessing assembler
CPPFLAGS = -DCOMPILING_BOOT1PXE -DBOOT1

CFLAGS	= $(RC_CFLAGS) $(OPTIM) $(MORECPP) -arch i386 -g -Wmost -Werror \
          -DSAIO_INTERNAL_USER -DBOOT1 \
          $(STANDALONE_CFLAGS)

DEFINES=
CONFIG = hd
SYMDIR = $(SYMROOT)
LIBSADIR = ../libsa
LIBSAIODIR = ../libsaio
UTILDIR = ../util
INC = -I. -I.. -I$(SYMDIR) -I$(LIBSADIR) -I$(LIBSAIODIR) -I$(UTILDIR)
ifneq "" "$(wildcard /bin/mkdirs)"
  MKDIRS = /bin/mkdirs
else
  MKDIRS = /bin/mkdir -p
endif
AS = as
LD = gcc
# We can be up to 32k so including all of libsa is fine, unlike boot1u
# However, libsaio is more than we want
#LIBS= -L$(SYMDIR) -lsaio -lsa
LIBS= -L$(SYMDIR) -lsa
#LIBS= -L$(SYMDIR)

OTHER_FILES =

INSTALLDIR = $(DSTROOT)/usr/standalone/i386
VPATH = $(OBJROOT):$(SYMROOT)
# Add libsaio to our source path
vpath %.s ../libsaio
vpath %   $(SYMROOT)
vpath %.c ../libsaio
vpath %   $(SYMROOT)
vpath %.h ../libsaio
vpath %   $(SYMROOT)

# The ordering is important;
# boot1pxe.o must be first.
OBJS = boot1pxe.o boot.o table.o console.o biosfn.o bios.o stack_protector.o pxe.o

SFILES = boot1pxe.s asm.s bios.s
# table.c from libsaio
CFILES = boot.c table.c console.c biosfn.c pxe.c
HFILES = 
OTHERFILES = Makefile
DIRS_NEEDED = $(OBJROOT) $(SYMROOT)
BOOT1PXE_ADDR = 7C00
#MAXBOOTSIZE = 65024
MAXBOOTSIZE = 32768 # Actually a touch less

NASM = $(SYMROOT)/nasm

all: $(DIRS_NEEDED) boot1pxe

boot1pxe: machOconv $(OBJS) $(LIBDEP)
	$(LD) -static -Wl,-preload -Wl,-segaddr,__TEXT,$(BOOT1PXE_ADDR) \
		-Wl,-e,boot1pxe \
		-Wl,-dead_strip \
		-Wl,-no_pie \
	        -nostdlib -arch i386 -Wl,-segalign,20 \
		-o $(SYMROOT)/boot1pxe.sys $(filter %.o,$^) $(LIBS) -lcc_kext
	dsymutil -f $(SYMROOT)/boot1pxe.sys
	machOconv $(SYMROOT)/boot1pxe.sys $(SYMROOT)/boot1pxe || rm -f $(SYMROOT)/boot1pxe && test -f $(SYMROOT)/boot1pxe
	size $(SYMROOT)/boot1pxe.sys
	ls -l $(SYMROOT)/boot1pxe
	@( size=`ls -l $(SYMROOT)/boot1pxe | awk '{ print $$5}'` ; \
	  if expr "$$size" -gt "$(MAXBOOTSIZE)" > /dev/null ;\
	  then \
	    echo "Booter executable ($$size) larger than $(MAXBOOTSIZE) bytes" ;\
	    rm $(SYMROOT)/boot1pxe ;\
	    exit 1;\
	  fi)

install_i386:: all $(INSTALLDIR)
	cp $(SYMROOT)/boot1pxe $(INSTALLDIR)
	cd $(INSTALLDIR); chmod u+w boot1pxe

clean::
	rm -f $(SYMROOT)/boot1pxe $(SYMROOT)/boot1pxe.sys $(SYMROOT)/boot1pxe.sys.dwarf

include ../MakeInc.dir

#dependencies
-include $(OBJROOT)/Makedep