VirtualBox

source: vbox/trunk/src/VBox/Devices/PC/BIOS/Makefile.kmk@ 26027

Last change on this file since 26027 was 26027, checked in by vboxsync, 15 years ago

BIOS: use copt to optimize the assembler a bit (make the code a bit shorter)

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  • Property svn:keywords set to Author Date Id Revision
File size: 3.9 KB
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1# $Id: Makefile.kmk 26027 2010-01-25 16:58:34Z vboxsync $
2## @file
3# PC BIOS Sub-Makefile.
4#
5
6#
7# Copyright (C) 2006-2007 Sun Microsystems, Inc.
8#
9# This file is part of VirtualBox Open Source Edition (OSE), as
10# available from http://www.virtualbox.org. This file is free software;
11# you can redistribute it and/or modify it under the terms of the GNU
12# General Public License (GPL) as published by the Free Software
13# Foundation, in version 2 as it comes in the "COPYING" file of the
14# VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15# hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16#
17# Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
18# Clara, CA 95054 USA or visit http://www.sun.com if you need
19# additional information or have any questions.
20#
21
22SUB_DEPTH = ../../../../..
23include $(KBUILD_PATH)/subheader.kmk
24
25#
26# Globals
27#
28VBOX_PATH_DEVICES_SRC ?= $(PATH_ROOT)/src/VBox/Devices
29
30#
31# The library containing the PC BIOS image.
32#
33LIBRARIES += PcBiosBin
34PcBiosBin_TEMPLATE = VBOXR3
35PcBiosBin_DEFS = IN_VBOXDD2
36PcBiosBin_INCS = $(VBOX_PATH_DEVICES_SRC)
37PcBiosBin_SOURCES = $(PATH_PcBiosBin)/PcBiosBin.c
38PcBiosBin_DEPS = $(PATH_PcBiosBin)/pcbios-syms.h
39PcBiosBin_CLEAN = \
40 $(PATH_PcBiosBin)/_rombios_.c \
41 $(PATH_PcBiosBin)/rombios0.s \
42 $(PATH_PcBiosBin)/rombios1.s \
43 $(PATH_PcBiosBin)/pcbios.lst \
44 $(PATH_PcBiosBin)/pcbios.tmp \
45 $(PATH_PcBiosBin)/pcbios.bin \
46 $(PATH_PcBiosBin)/PcBiosBin.c \
47 $(PATH_PcBiosBin)/pcbios-syms.h
48
49#
50# Rule for making the bios.
51#
52$$(PATH_PcBiosBin)/PcBiosBin.c: $$(PATH_PcBiosBin)/pcbios.bin $(VBOX_BIN2C)
53 $(call MSG_TOOL,bin2c,PcBiosBin,$<,$@)
54 $(QUIET)$(VBOX_BIN2C) -min 64 -max 256 -mask 0xffff -ascii -export PcBiosBinary $< $@
55
56#
57# Six steps to pcbios.bin and pcbios-syms.h
58#
59
60# 1. precompile rombios.c
61$$(PATH_PcBiosBin)/_rombios_.c: $(PATH_SUB_CURRENT)/rombios.c $(PATH_SUB_CURRENT)/logo.c $(PATH_SUB_CURRENT)/apmbios.S $(if $(VBOX_WITH_SCSI),$(PATH_SUB_CURRENT)/scsi.c) \
62 $(PATH_SUB_CURRENT)/../DevPcBios.h $(PATH_ROOT)/include/VBox/bioslogo.h | $$(dir $$@)
63 $(call MSG_TOOL,cpp,PcBiosBin,$<,$@)
64 $(QUIET)$(TOOL_$(VBOX_GCC_TOOL)_CC) -E \
65 -I$(PATH_PcBiosBin) -I$(VBOX_PATH_DEVICES_SRC)/PC -I$(PATH_ROOT)/include -I$(PATH_OUT) \
66 -DBX_SMP_PROCESSORS=1 -DVBOX -DVBOX_PC_BIOS $(addprefix -D,$(DEFS) $(DEFS.$(KBUILD_TYPE))) \
67 $(if $(VBOX_WITH_SCSI),-DVBOX_WITH_SCSI) \
68 -P -o $@ $<
69
70# 2. compile to intermediate asm file.
71# BCC tempfile clashes, order the BCC jobs to make sure they don't interfere with one another.
72$$(PATH_PcBiosBin)/rombios0.s: $$(PATH_PcBiosBin)/_rombios_.c $(VBOX_VERSION_STAMP) | $(VBOX_BCC_JOBS)
73 $(call MSG_COMPILE,PcBiosBin,$<,$@,C)
74 $(QUIET)$(VBOX_BCC) -o $@ -C-c -D__i86__ -0 -O186 -O86 -S $<
75VBOX_BCC_JOBS += $(PATH_PcBiosBin)/rombios0.s
76
77# 3. post process intermediate asm file.
78$$(PATH_PcBiosBin)/rombios1.s: $$(PATH_PcBiosBin)/rombios0.s
79 $(call MSG_TOOL,Adjusting BCC Assembly,PcBiosBin,$<,$@)
80 $(QUIET)$(SED) -e 's/^\.text//' -e 's/^\.data//' --output $@ $^
81
82# 4. assemble the intermediate asm file. (also creates a listing rombios.lst)
83$$(PATH_PcBiosBin)/pcbios.tmp + $$(PATH_PcBiosBin)/pcbios.lst: $$(PATH_PcBiosBin)/rombios1.s
84 $(call MSG_COMPILE,PcBiosBin,$<,$@,AS)
85 $(QUIET)$(REDIRECT) -ri $^ -- $(VBOX_AS86) -b $(PATH_PcBiosBin)/pcbios.tmp -u- -w- -g -0 -j -O -l $(PATH_PcBiosBin)/pcbios.lst
86
87# 5. calculate checksums for the final BIOS image.
88$$(PATH_PcBiosBin)/pcbios.bin: $$(PATH_PcBiosBin)/pcbios.tmp $$(VBOX_BIOSSUMS)
89 $(call MSG_TOOL,biossums,PcBiosBin,$<,$@)
90 $(QUIET)$(VBOX_BIOSSUMS) $< $@
91
92# 6. create the symbol table.
93$$(PATH_PcBiosBin)/pcbios-syms.h: $$(PATH_PcBiosBin)/pcbios.lst $(MAKEFILE_CURRENT)
94 $(call MSG_GENERATE,PcBiosBin,$<,$@)
95 $(QUIET)$(SED) \
96 -e '/^[0-9][0-9][0-9][0-9][0-9] 000[0-9A-F]* [[:space:]]*[a-zA-Z0-9_]*:/!d' \
97 -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"),/' \
98 --output $@ \
99 $(PATH_PcBiosBin)/pcbios.lst
100
101
102include $(KBUILD_PATH)/subfooter.kmk
103
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