Cross Reference: /vbox/src/VBox/HostDrivers/Support/linux/Makefile
Makefile revision 5b018141f78fdc3b01c113e0d529599ce75867d7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
#
# Makefile for the VirtualBox Linux Host Driver.
# (For 2.6.x this file must be called 'Makefile'!)
#
#
#
# Copyright (C) 2006 InnoTek Systemberatung GmbH
#
# This file is part of VirtualBox Open Source Edition (OSE), as
# available from http://www.virtualbox.org. This file is free software;
# you can redistribute it and/or modify it under the terms of the GNU
# General Public License as published by the Free Software Foundation,
# in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
# distribution. VirtualBox OSE is distributed in the hope that it will
# be useful, but WITHOUT ANY WARRANTY of any kind.
#
# If you received this file as part of a commercial VirtualBox
# distribution, then only the terms of your commercial VirtualBox
# license agreement apply instead of the previous paragraph.
#
MODULE = vboxdrv
OBJS = \
linux/SUPDrv-linux.o \
SUPDRVShared.o \
r0drv/alloc-r0drv.o \
r0drv/linux/alloc-r0drv-linux.o \
r0drv/linux/semaphore-r0drv-linux.o \
r0drv/linux/spinlock-r0drv-linux.o \
r0drv/linux/thread-r0drv-linux.o \
ifneq ($(MAKECMDGOALS),clean)
# kernel base directory
ifndef $(KERN_DIR)
KERN_DIR := /lib/modules/$(shell uname -r)/build
ifneq ($(shell if test -d $(KERN_DIR); then echo yes; fi),yes)
KERN_DIR := /usr/src/linux
ifneq ($(shell if test -d $(KERN_DIR); then echo yes; fi),yes)
$(error Error: unable to find the sources of your current Linux kernel. Specify KERN_DIR=<directory> and run Make again.)
endif
$(warning Warning: using /usr/src/linux as the source directory of your Linux kernel. If this is not correct, specify KERN_DIR=<directory> and run Make again.)
endif
else
ifneq ($(shell if test -d $(KERN_DIR); then echo yes; fi),yes)
$(error Error: KERN_DIR does not point to a directory.)
endif
endif
# includes
ifndef $(KERN_INCL)
KERN_INCL = $(KERN_DIR)/include
$(info Info: using $(KERN_INCL) as the include directory of your Linux kernel. If this is not correct, specify KERN_INCL=<directory> and run Make again.)
endif
ifneq ($(shell if test -d $(KERN_INCL); then echo yes; fi),yes)
$(error Error: unable to find the include directory for your current Linux kernel. Specify $KERN_INCL=<directory> and run Make again.)
endif
# module install dir.
ifndef MODULE_DIR
MODULE_DIR_TST := /lib/modules/$(shell uname -r)
ifeq ($(shell if test -d $(MODULE_DIR_TST); then echo yes; fi),yes)
MODULE_DIR := $(MODULE_DIR_TST)/misc
else
$(error Error: could not find the module directory for your current Linux kernel)
endif
endif # MODULE_DIR unspecified
# guess kernel version (24 or 26)
KERN_VERSION := $(if $(wildcard $(KERN_DIR)/Rules.make),24,26)
# debug - show guesses.
ifdef DEBUG
$(warning dbg: KERN_DIR = $(KERN_DIR))
$(warning dbg: KERN_INCL = $(KERN_INCL))
$(warning dbg: MODULE_DIR = $(MODULE_DIR))
$(warning dbg: KERN_VERSION = $(KERN_VERSION))
endif
#
# Compiler options
#
ifndef INCL
INCL := -I$(KERN_INCL) -I$(shell pwd) -I$(shell pwd)/include -I$(shell pwd)/r0drv/linux
export INCL
endif
KFLAGS := -D__KERNEL__ -DMODULE -D__LINUX__ -DIN_RING0 -DIN_RT_R0 -DIN_SUP_R0
ifndef CONFIG_VBOXDRV_FIXEDMAJOR
KFLAGS += -DCONFIG_VBOXDRV_AS_MISC
endif
ifeq ($(filter-out x86_64 amd64 AMD64,$(shell uname -m)),)
KFLAGS += -D__AMD64__
else
KFLAGS += -D__X86__
endif
#ifeq ($(BUILD_TYPE),debug) - you'll have to enable this manually to get debug stuff.
#KFLAGS += -DDEBUG
#endif
ifeq ($(KERN_VERSION), 24)
# 2.4
TOPDIR = $(KERN_DIR)
MODULE_EXT := o
EXTRA_CFLAGS := -DVBOX_LINUX_2_4
$(MODULE)-objs = $(OBJS)
else
# 2.6 and later
MODULE_EXT := ko
$(MODULE)-y := $(OBJS)
endif
# build defs
EXTRA_CFLAGS += $(INCL) $(KFLAGS) $(KDEBUG)
all: $(MODULE)
obj-m += $(MODULE).o
$(MODULE):
$(MAKE) KBUILD_VERBOSE=1 -C $(KERN_DIR) SUBDIRS=$(CURDIR) SRCROOT=$(CURDIR) modules
ifeq ($(KERN_VERSION), 24)
#
# 2.4 Module linking
#
$(MODULE).o: $(OBJS)
$(LD) -o $@ -r $(OBJS)
include $(KERN_DIR)/Rules.make
endif
install: $(MODULE)
@mkdir -p $(MODULE_DIR); \
install -m 0664 -o root -g root $(MODULE).$(MODULE_EXT) $(MODULE_DIR); \
PATH="$(PATH):/bin:/sbin" depmod -ae; \
rm -f /etc/vbox/module_not_compiled
endif # eq($(MAKECMDGOALS),clean)
clean:
for f in . linux r0drv r0drv/linux; do rm -f $$f/*.o $$f/.*.cmd $$f/.*.flags; done
rm -rf .vboxdrv* .tmp_ver* vboxdrv.* Module.symvers Modules.symvers