Makefile

   1 #
   2 # HVF: Hobbyist Virtualization Facility
   3 #
   4
   5 VERSION=0.13
   6
   7 AS=as
   8 CC=gcc
   9 LD=ld
  10 OBJCOPY=objcopy
  11
  12 # By default, be terse
  13 V=0
  14
  15 MAKEFLAGS += -rR --no-print-directory
  16 CFLAGS=-DVERSION=\"$(VERSION)\" -g -fno-strict-aliasing -fno-builtin -nostdinc -nostdlib -Wall -m64 -I include/ -O2
  17 NUCLEUSCFLAGS=-include include/nucleus.h
  18 LDFLAGS=-m elf64_s390
  19
  20 export AS CC LD OBJCOPY
  21 export MAKEFLAGS CFLAGS NUCLEUSCFLAGS LDFLAGS
  22
  23 TOP_DIRS=nucleus/ mm/ lib/ drivers/ cp/
  24
  25 .PHONY: all build clean mrproper cleanup hvfclean iplclean tags
  26 .PHONY: ipl/ $(TOP_DIRS)
  27
  28 include scripts/Makefile.commands
  29
  30 all: build hvf
  31         @echo "Image is `stat -c %s hvf` bytes"
  32         @$(MAKE) ipl/ V=$V
  33
  34 hvf: $(patsubst %/,%/built-in.o,$(TOP_DIRS))
  35         $(call link-hvf,$^,$@)
  36
  37 clean:
  38         @$(MAKE) DIR=nucleus/ cleanup V=$V
  39         @$(MAKE) DIR=mm/ cleanup V=$V
  40         @$(MAKE) DIR=lib/ cleanup V=$V
  41         @$(MAKE) DIR=drivers/ cleanup V=$V
  42         @$(MAKE) DIR=cp/ cleanup V=$V
  43         $(call clean,hvf)
  44         $(call clean,loader_*.bin ipl/*.o ipl/*.rto ipl/.*.o ipl/ipl_tape.S ipl/ipl_rdr_ccws.S)
  45
  46 mrproper: clean
  47         $(call clean,cscope.out ctags)
  48
  49 cleanup:
  50         $(call clean,$(DIR)*.o)
  51
  52 build: $(TOP_DIRS)
  53
  54 $(TOP_DIRS): %/:
  55         @$(MAKE) -f scripts/Makefile.build DIR=$@ V=$V
  56
  57 tags:
  58         $(call cscope)
  59
  60 #
  61 # Include Makefiles from all the top level directories
  62 #
  63 include $(patsubst %/,%/Makefile,$(TOP_DIRS))
  64
  65 #
  66 # IPL specific bits
  67 #
  68
  69 .PRECIOUS: ipl/%.o
  70
  71 ipl/: loader_rdr.bin loader_tape.bin
  72         @echo -n
  73
  74 loader_rdr.bin: ipl/ipl_rdr.rto ipl/ipl_rdr_ccws.rto ipl/setmode.rto ipl/loader_rdr.rto
  75         $(call concat,$^,$@)
  76         $(call pad,$@,80)
  77         @echo "Card reader loader is `stat -c %s $@` bytes"
  78
  79 loader_tape.bin: ipl/ipl_tape.rto ipl/setmode.rto ipl/loader_tape.rto
  80         $(call concat,$^,$@)
  81         @echo "Tape loader is `stat -c %s $@` bytes"
  82
  83 ipl/loader_asm.o: ipl/loader_asm.S
  84         $(call s-to-o,$<,$@)
  85
  86 ipl/ipl_tape.S: ipl/ipl_tape.S_in ipl/setmode.rto ipl/loader_tape.rto scripts/gen_tape_ipl_s.sh
  87         $(call genipl-tape,ipl/ipl_tape.S_in,$@)
  88
  89 ipl/ipl_rdr_ccws.S: ipl/setmode.rto ipl/loader_rdr.rto
  90         $(call genipl-rdr,$@)
  91
  92 ipl/loader_%.rto: ipl/loader_%.o
  93         $(call objcopy-tdr,$<,$@)
  94
  95 ipl/loader_tape.o: ipl/loader.c ipl/loader_asm.o hvf
  96         $(call c-to-o-ipl,ipl/loader.c,ipl/loader_c_tape.o,4096,`stat -c %s hvf`,-DTAPE_SEEK)
  97         $(call link-ipl,ipl/loader_c_tape.o ipl/loader_asm.o,$@)
  98
  99 ipl/loader_rdr.o: ipl/loader.c ipl/loader_asm.o hvf
 100         $(call c-to-o-ipl,ipl/loader.c,ipl/loader_c_rdr.o,80,`stat -c %s hvf`,)
 101         $(call link-ipl,ipl/loader_c_rdr.o ipl/loader_asm.o,$@)
 102
 103 ipl/%.rto: ipl/%.o
 104         $(call objcopy-t,$<,$@)
 105
 106 ipl/%.o: ipl/%.S
 107         $(call s-to-o-31,$<,$@)
 108