uses CONFIG_SMP
uses CONFIG_PRECOMPRESSED_PAYLOAD
uses CONFIG_USE_INIT
uses HAVE_FAILOVER_BOOT
uses USE_FAILOVER_IMAGE
uses USE_FALLBACK_IMAGE

init init/crt0.S.lb

if HAVE_FAILOVER_BOOT
      if USE_FAILOVER_IMAGE
              ldscript init/ldscript_failover.lb
      else
              ldscript init/ldscript.lb
      end
else
      if USE_FALLBACK_IMAGE
              ldscript init/ldscript_fallback.lb
      else
              ldscript init/ldscript.lb
      end
end

makerule all
	depends	"linuxbios.rom"
end

makerule floppy 
	depends	"all" 
	action	"mcopy -o linuxbios.rom a:"
end

makerule nrv2b 
	depends	"$(TOP)/util/nrv2b/nrv2b.c"
	action	"$(HOSTCC) -O2 -DENCODE -DDECODE -DMAIN -DVERBOSE -DNDEBUG -DBITSIZE=32 -DENDIAN=0 $< -o $@"
end

makerule payload
	depends "$(PAYLOAD)"
	action  "cp $< $@"
end

makerule payload.nrv2b
	depends "$(PAYLOAD) nrv2b"
	action  "./nrv2b e $(PAYLOAD) $@"
end

# unlike nrv2b, lzma is a huge build mess. If they want lzma, they have to have built it
makerule payload.lzma
	depends "$(PAYLOAD) "
	action  "lzma e $(PAYLOAD) $@"
end


# this one example shows the mess that has occurred. People are now mixing
# conditional if in the make style with if in the config language style. 
# The -1 is linux standard. 
# I don't much like it but it is the mode nowadays. So linuxbios will change
# what a mess. -- RGM
# catch the case where there is no compression
makedefine PAYLOAD-1:=payload

# match the case where a compression type is specified.
makedefine PAYLOAD-$(CONFIG_COMPRESSED_PAYLOAD_NRV2B):=payload.nrv2b
makedefine PAYLOAD-$(CONFIG_COMPRESSED_PAYLOAD_LZMA):=payload.lzma

# catch the case where there is precompression. Yes, this bites. 
if CONFIG_PRECOMPRESSED_PAYLOAD 
	makedefine PAYLOAD-1:=payload
end

if USE_FAILOVER_IMAGE
	makedefine LINUXBIOS_APC:=
	makedefine LINUXBIOS_RAM_ROM:=

	makerule linuxbios.rom 
		depends	"linuxbios.strip" 
		action "cp $< $@"
	end
else
	makerule linuxbios.rom 
		depends	"linuxbios.strip buildrom $(PAYLOAD-1)" 
		action "./buildrom $< $@ $(PAYLOAD-1) $(ROM_IMAGE_SIZE) $(ROM_SECTION_SIZE)"
	end
end

makerule crt0.S
	depends "$(CRT0)"
	action  "cp $< $@"
end

addaction clean "rm -f romimage payload.*"

if CONFIG_USE_INIT
	makerule init.o
        	depends "$(INIT-OBJECTS)"
	        action  "$(LD) -melf_i386 -r -o init.pre.o $(INIT-OBJECTS)"
	        action  "$(OBJCOPY) --rename-section .text=.init.text --rename-section .data=.init.data --rename-section .rodata=.init.rodata --rename-section .rodata.str1.1=.init.rodata.str1.1 init.pre.o init.o"
	end

        makerule linuxbios   
		depends	"crt0.o init.o $(LINUXBIOS_APC) $(LINUXBIOS_RAM_ROM) ldscript.ld"
		action	"$(CC) -nostdlib -nostartfiles -static -o $@ -T ldscript.ld crt0.o init.o"
		action	"$(CROSS_COMPILE)nm -n linuxbios | sort > linuxbios.map"
        end

end

dir lib
dir boot
if CONFIG_SMP
	dir smp
end