| 1 | # $Id: Makefile.kmk 11364 2008-08-12 15:17:42Z vboxsync $
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| 2 | ## @file
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| 3 | # PC BIOS Sub-Makefile.
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| 4 | #
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| 5 |
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| 6 | #
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| 7 | # Copyright (C) 2006-2007 Sun Microsystems, Inc.
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| 8 | #
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| 9 | # This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | # available from http://www.virtualbox.org. This file is free software;
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| 11 | # you can redistribute it and/or modify it under the terms of the GNU
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| 12 | # General Public License (GPL) as published by the Free Software
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| 13 | # Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | # VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | # hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | #
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| 17 | # Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 18 | # Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 19 | # additional information or have any questions.
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| 20 | #
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| 21 |
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| 22 | ifdef VBOX_KBUILD_HACKING
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| 23 | SUB_DEPTH = ../../../../..
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| 24 | else
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| 25 | SUB_DEPTH = ../..
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| 26 | DEPTH ?= ../../../../..
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| 27 | endif
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| 28 | include $(KBUILD_PATH)/subheader.kmk
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| 29 |
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| 30 | VBOX_PATH_DEVICES_SRC ?= $(PATH_ROOT)/src/VBox/Devices
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| 31 |
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| 32 | #
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| 33 | # Build program for calculating the PC BIOS checksums.
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| 34 | #
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| 35 | BLDPROGS += pcbiossums
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| 36 | pcbiossums_TEMPLATE = VBOXBLDPROG
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| 37 | pcbiossums_SOURCES = biossums.c
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| 38 |
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| 39 |
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| 40 | #
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| 41 | # The library containing the PC BIOS image.
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| 42 | #
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| 43 | LIBRARIES += PcBiosBin
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| 44 | PcBiosBin_TEMPLATE = VBOXR3
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| 45 | PcBiosBin_DEFS = IN_VBOXDD2
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| 46 | PcBiosBin_INCS = $(VBOX_PATH_DEVICES_SRC)
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| 47 | PcBiosBin_SOURCES = $(PATH_TARGET)/PcBiosBin.c
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| 48 | $(PATH_TARGET)/PcBiosBin.c_DEPS = $(PATH_TARGET)/pcbios-syms.h
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| 49 | PcBiosBin_CLEAN = \
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| 50 | $(PATH_TARGET)/_rombios_.c \
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| 51 | $(PATH_TARGET)/rombios0.s \
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| 52 | $(PATH_TARGET)/rombios1.s \
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| 53 | $(PATH_TARGET)/pcbios.lst \
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| 54 | $(PATH_TARGET)/pcbios.tmp \
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| 55 | $(PATH_TARGET)/pcbios.bin \
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| 56 | $(PATH_TARGET)/PcBiosBin.c \
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| 57 | $(PATH_TARGET)/pcbios-syms.h
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| 58 |
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| 59 | #
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| 60 | # Rule for making the bios.
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| 61 | #
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| 62 | $(PATH_TARGET)/PcBiosBin.c: $(PATH_TARGET)/pcbios.bin $(VBOX_BIN2C)
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| 63 | $(call MSG_TOOL,bin2c,PcBiosBin,$<,$@)
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| 64 | $(QUIET)$(VBOX_BIN2C) -min 64 -max 256 -mask 0xffff -ascii -export PcBiosBinary $< $@
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| 65 |
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| 66 | #
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| 67 | # Six steps to pcbios.bin and pcbios-syms.h
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| 68 | #
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| 69 |
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| 70 | # 1. precompile rombios.c
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| 71 | $(PATH_TARGET)/_rombios_.c: $(PATH_SUB_CURRENT)/rombios.c $(PATH_SUB_CURRENT)/logo.c $(PATH_SUB_CURRENT)/apmbios.S \
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| 72 | $(PATH_SUB_CURRENT)/../DevPcBios.h $(PATH_ROOT)/include/VBox/bioslogo.h | $(call DIRDEP,$(PATH_TARGET))
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| 73 | $(call MSG_TOOL,cpp,PcBiosBin,$<,$@)
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| 74 | $(QUIET)$(TOOL_$(VBOX_GCC_TOOL)_CC) -E -I$(PATH_TARGET) -I$(VBOX_PATH_DEVICES_SRC)/PC -I$(PATH_ROOT)/include -I$(PATH_OUT) -DBX_SMP_PROCESSORS=1 -DVBOX -DVBOX_PC_BIOS $(addprefix -D,$(DEFS) $(DEFS.$(KBUILD_TYPE))) -P -o $@ $<
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| 75 |
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| 76 | # 2. compile to intermediate asm file.
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| 77 | # BCC tempfile clashes, order the BCC jobs to make sure they don't interfere with one another.
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| 78 | $(PATH_TARGET)/rombios0.s: $(PATH_TARGET)/_rombios_.c $(VBOX_VERSION_STAMP) | $(VBOX_BCC_JOBS)
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| 79 | $(call MSG_COMPILE,PcBiosBin,$<,$@,C)
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| 80 | $(QUIET)$(VBOX_BCC) -o $@ -C-c -D__i86__ -0 -S $<
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| 81 | VBOX_BCC_JOBS += $(PATH_TARGET)/rombios0.s
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| 82 |
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| 83 | # 3. post process intermediate asm file.
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| 84 | $(PATH_TARGET)/rombios1.s: $(PATH_TARGET)/rombios0.s
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| 85 | $(call MSG_TOOL,Adjusting BCC Assembly,PcBiosBin,$<,$@)
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| 86 | $(QUIET)$(SED) -e 's/^\.text//' -e 's/^\.data//' --output $@ $^
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| 87 |
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| 88 | # 4. assemble the intermediate asm file. (also creates a listing rombios.lst)
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| 89 | $(PATH_TARGET)/pcbios.tmp $(PATH_TARGET)/pcbios.lst: $(PATH_TARGET)/rombios1.s
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| 90 | $(call MSG_COMPILE,PcBiosBin,$<,$@,AS)
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| 91 | $(QUIET)$(REDIRECT) -ri $^ -- $(VBOX_AS86) -b $(PATH_TARGET)/pcbios.tmp -u- -w- -g -0 -j -O -l $(PATH_TARGET)/pcbios.lst
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| 92 |
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| 93 | # 5. calculate checksums for the final BIOS image.
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| 94 | $(PATH_TARGET)/pcbios.bin: $(PATH_TARGET)/pcbios.tmp $$(TARGET_pcbiossums)
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| 95 | $(call MSG_TOOL,pcbiossums,PcBiosBin,$<,$@)
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| 96 | $(QUIET)$(CP) -f $(PATH_TARGET)/pcbios.tmp $(PATH_TARGET)/pcbios.bin
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| 97 | $(QUIET)$(TARGET_pcbiossums) $(PATH_TARGET)/pcbios.bin
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| 98 |
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| 99 | # 6. create the symbol table.
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| 100 | $(PATH_TARGET)/pcbios-syms.h: $(PATH_TARGET)/pcbios.lst $(MAKEFILE_CURRENT)
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| 101 | $(call MSG_GENERATE,PcBiosBin,$<,$@)
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| 102 | $(QUIET)$(SED) \
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| 103 | -e '/^[0-9][0-9][0-9][0-9][0-9] 000[0-9A-F]* [[:space:]]*[a-zA-Z0-9_]*:/!d' \
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| 104 | -e 's/^[0-9][0-9][0-9][0-9][0-9] \(000[0-9A-F]*\) [[:space:]]*\([a-zA-Z0-9_]*\):.*$$/ DEFSYM(0x\1, "\2"),/' \
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| 105 | --output $@ \
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| 106 | $(PATH_TARGET)/pcbios.lst
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| 107 |
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| 108 |
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| 109 | include $(KBUILD_PATH)/subfooter.kmk
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| 110 |
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