259 lines
7.1 KiB
Makefile
259 lines
7.1 KiB
Makefile
## -----------------------------------------------------------------------
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##
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## Copyright 1998-2009 H. Peter Anvin - All Rights Reserved
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## Copyright 2009-2014 Intel Corporation; author: H. Peter Anvin
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##
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## This program is free software; you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published by
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## the Free Software Foundation, Inc., 53 Temple Place Ste 330,
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## Boston MA 02111-1307, USA; either version 2 of the License, or
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## (at your option) any later version; incorporated herein by reference.
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##
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## -----------------------------------------------------------------------
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#
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# Makefile for the SYSLINUX core
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#
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VPATH = $(SRC)
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# No builtin rules
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MAKEFLAGS += -r
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MAKE += -r
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include $(MAKEDIR)/embedded.mk
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-include $(objdir)/version.mk
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OPTFLAGS =
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INCLUDES = -I$(SRC)/include -I$(com32)/include -I$(com32)/include/sys -I$(com32)/lib \
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-I$(SRC)/lwip/src/include -I$(SRC)/lwip/src/include/ipv4 -I$(SRC)/fs/pxe
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# This is very similar to cp437; technically it's for Norway and Denmark,
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# but it's unlikely the characters that are different will be used in
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# filenames by other users.
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CODEPAGE = cp865
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# The targets to build in this directory...
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BTARGET = kwdhash.gen \
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ldlinux.bss ldlinux.sys ldlinux.bin \
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isolinux.bin isolinux-debug.bin pxelinux.0 lpxelinux.0
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# All primary source files for the main syslinux files
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NASMSRC := $(wildcard $(SRC)/*.asm)
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NASMHDR := $(wildcard $(SRC)/*.inc)
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CSRC := $(shell find $(SRC) -name '*.c' -print)
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SSRC := $(shell find $(SRC) -name '*.S' -print)
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CHDR := $(shell find $(SRC) -name '*.h' -print)
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OTHERSRC := keywords
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ALLSRC = $(NASMSRC) $(NASMHDR) $(CSRC) $(SSRC) $(CHDR) $(OTHERSRC)
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COBJ := $(subst $(SRC)/,,$(patsubst %.c,%.o,$(CSRC)))
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SOBJ := $(subst $(SRC)/,,$(patsubst %.S,%.o,$(SSRC)))
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# To make this compatible with the following $(filter-out), make sure
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# we prefix everything with $(SRC)
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CORE_PXE_CSRC = \
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$(addprefix $(SRC)/fs/pxe/, dhcp_option.c pxe.c tftp.c urlparse.c bios.c)
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LPXELINUX_CSRC = $(CORE_PXE_CSRC) \
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$(shell find $(SRC)/lwip -name '*.c' -print) \
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$(addprefix $(SRC)/fs/pxe/, \
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core.c dnsresolv.c ftp.c ftp_readdir.c gpxeurl.c http.c \
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http_readdir.c idle.c isr.c tcp.c)
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PXELINUX_CSRC = $(CORE_PXE_CSRC) \
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$(shell find $(SRC)/legacynet -name '*.c' -print)
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LPXELINUX_OBJS = $(subst $(SRC)/,,$(LPXELINUX_CSRC:%.c=%.o))
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PXELINUX_OBJS = $(subst $(SRC)/,,$(PXELINUX_CSRC:%.c=%.o))
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UNITTEST_CSRC = $(shell find $(SRC) -path '*/tests/*.c' -print)
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UNITTEST_OBJS = $(subst $(SRC)/,,$(UNITTEST_CSRC:%.c=%.o))
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# Don't include console and network stack specific objects or unit tests
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FILTER_OBJS = %rawcon.o %plaincon.o %pxelinux-c.o %ldlinux-c.o \
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%isolinux-c.o %localboot.o %pxeboot.o \
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$(subst $(OBJ)/,,$(UNITTEST_OBJS)) \
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$(subst $(OBJ)/,,$(LPXELINUX_OBJS)) \
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$(subst $(OBJ)/,,$(PXELINUX_OBJS))
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ifdef EFI_BUILD
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# EFI is single-threaded, and doesn't use the LZO assembly decoder
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FILTER_OBJS += $(subst $(SRC)/,, \
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$(patsubst %.S,%.o, $(wildcard $(SRC)/lzo/*.S)) \
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$(patsubst %.c,%.o, $(wildcard $(SRC)/thread/*.c)) \
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$(patsubst %.S,%.o, $(wildcard $(SRC)/thread/*.S)))
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endif
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COBJS = $(filter-out $(FILTER_OBJS),$(COBJ))
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SOBJS = $(filter-out $(FILTER_OBJS),$(SOBJ))
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ifdef EFI_BUILD
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COBJS += $(subst $(SRC)/,,$(CORE_PXE_CSRC:%.c=%.o) fs/pxe/ftp.o fs/pxe/ftp_readdir.o \
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fs/pxe/http.o fs/pxe/http_readdir.o)
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endif
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LIB = libcom32.a
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LIBS = $(LIB) --whole-archive $(objdir)/com32/lib/libcom32core.a
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LIBDEP = $(filter-out -% %start%,$(LIBS))
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LIBOBJS = $(COBJS) $(SOBJS)
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NASMDEBUG = -g -F dwarf
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NASMOPT += $(NASMDEBUG)
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PREPCORE = $(OBJ)/../lzo/prepcore
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CFLAGS += -D__SYSLINUX_CORE__ -D__FIRMWARE_$(FIRMWARE)__ \
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-I$(objdir) -DLDLINUX=\"$(LDLINUX)\"
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# The DATE is set on the make command line when building binaries for
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# official release. Otherwise, substitute a hex string that is pretty much
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# guaranteed to be unique to be unique from build to build.
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ifndef HEXDATE
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HEXDATE := $(shell $(PERL) $(SRC)/../now.pl $(SRCS))
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endif
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ifndef DATE
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DATE := $(shell sh $(SRC)/../gen-id.sh $(VERSION) $(HEXDATE))
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endif
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# Set up the NASM and LD options for the architecture
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NASM_ELF = "unknown"
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LD_PIE = "unknown"
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ifeq ($(ARCH),i386)
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NASM_ELF = elf
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LD_PIE = -pie
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endif
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ifeq ($(ARCH),x86_64)
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NASM_ELF = elf64
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#LD_PIE = --pic-executable
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LD_PIE =
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endif
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ifdef EFI_BUILD
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all: makeoutputdirs $(filter-out %bios.o,$(COBJS) $(SOBJS)) codepage.o
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else
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all: makeoutputdirs $(BTARGET)
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endif
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makeoutputdirs:
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@mkdir -p $(sort $(dir $(COBJ) $(SOBJ)))
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kwdhash.gen: keywords genhash.pl
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$(PERL) $(SRC)/genhash.pl < $(SRC)/keywords > $(OBJ)/kwdhash.gen
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.PRECIOUS: %.elf
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%.raw: %.elf
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$(OBJCOPY) -O binary -S $< $(@:.bin=.raw)
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# GNU make 3.82 gets confused by the first form
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.PRECIOUS: $(OBJ)/%.raw
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%.bin: %.raw $(PREPCORE)
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$(PREPCORE) $< $@
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%.o: %.asm kwdhash.gen $(OBJ)/../version.gen
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$(NASM) -f $(NASM_ELF) $(NASMOPT) -DDATE_STR="'$(DATE)'" \
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-DHEXDATE="$(HEXDATE)" \
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-D$(ARCH) \
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-I$(SRC)/ \
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-l $(@:.o=.lsr) -o $@ -MP -MD $(dir $@).$(notdir $@).d $<
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AUXLIBS = libisolinux.a libisolinux-debug.a libldlinux.a \
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libpxelinux.a liblpxelinux.a
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LDSCRIPT = $(SRC)/$(ARCH)/syslinux.ld
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%.elf: %.o $(LIBDEP) $(LDSCRIPT) $(AUXLIBS)
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$(LD) $(LDFLAGS) -Bsymbolic $(LD_PIE) -E --hash-style=gnu -T $(LDSCRIPT) -M -o $@ $< \
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--start-group $(LIBS) $(subst $(*F).elf,lib$(*F).a,$@) --end-group \
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> $(@:.elf=.map)
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$(OBJDUMP) -h $@ > $(@:.elf=.sec)
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$(PERL) $(SRC)/lstadjust.pl $(@:.elf=.lsr) $(@:.elf=.sec) $(@:.elf=.lst)
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libisolinux.a: rawcon.o localboot.o isolinux-c.o
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rm -f $@
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$(AR) cq $@ $^
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$(RANLIB) $@
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libisolinux-debug.a: libisolinux.a
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cp $^ $@
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# Legacy network stack
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libpxelinux.a: rawcon.o pxeboot.o pxelinux-c.o $(PXELINUX_OBJS)
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rm -f $@
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$(AR) cq $@ $^
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$(RANLIB) $@
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# LwIP network stack
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liblpxelinux.a: rawcon.o pxeboot.o pxelinux-c.o $(LPXELINUX_OBJS)
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rm -f $@
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$(AR) cq $@ $^
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$(RANLIB) $@
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libldlinux.a: plaincon.o localboot.o ldlinux-c.o
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rm -f $@
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$(AR) cq $@ $^
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$(RANLIB) $@
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$(LIB): $(LIBOBJS)
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rm -f $@
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$(AR) cq $@ $^
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$(RANLIB) $@
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pxelinux.o: pxelinux.asm kwdhash.gen ../version.gen
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$(NASM) -f $(NASM_ELF) $(NASMOPT) -DDATE_STR="'$(DATE)'" \
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-DHEXDATE="$(HEXDATE)" \
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-D$(ARCH) \
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-I$(SRC)/ \
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-DIS_LPXELINUX=0 \
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-l $(@:.o=.lsr) -o $@ -MP -MD $(dir $@).$(notdir $@).d $<
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pxelinux.0: pxelinux.bin
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cp -f $< $@
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lpxelinux.o: pxelinux.asm kwdhash.gen ../version.gen
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$(NASM) -f $(NASM_ELF) $(NASMOPT) -DDATE_STR="'$(DATE)'" \
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-DHEXDATE="$(HEXDATE)" \
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-D$(ARCH) \
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-I$(SRC)/ \
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-DIS_LPXELINUX=1 \
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-l $(@:.o=.lsr) -o $@ -MP -MD $(dir $@).$(notdir $@).d $<
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lpxelinux.0: lpxelinux.bin
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cp -f $< $@
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ldlinux.bss: ldlinux.bin
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dd if=$< of=$@ bs=512 count=1
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ldlinux.sys: ldlinux.bin
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dd if=$< of=$@ bs=512 skip=2
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codepage.cp: $(OBJ)/../codepage/$(CODEPAGE).cp
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cp -f $< $@
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codepage.o: codepage.S codepage.cp
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install: installer
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install-lib: installer
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install-all: install install-lib
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netinstall: installer
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tidy dist:
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find . -type f \( -name '*.o' -o -name '*.a' -o -name '.*.d' \
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-o -name '*.lst' \) -print | xargs -rt rm -f
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rm -f codepage.cp *.elf stupid.* patch.offset .depend
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rm -f *.elf.tmp *.sym
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rm -f *.lsr *.map *.sec *.raw
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rm -f $(OBSOLETE) $(LIB)
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clean: tidy
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spotless: clean
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rm -f $(BTARGET) *.bin *_bin.c
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# Include dependencies file
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-include $(shell find . -name '.*.d' -print)
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