Makefile.usermode revision 1.40 
1# $NetBSD: Makefile.usermode,v 1.40 2017/12/10 14:29:47 christos Exp $
2
3USETOOLS?=			no
4NEED_OWN_INSTALL_TARGET?=	no
5.include <bsd.own.mk>
6
7##
8## (1) port identification
9##
10USERMODE=	$S/arch/usermode
11GENASSYM_CONF=	${USERMODE}/usermode/genassym.cf
12
13## support for crosscompiling
14.if ${MACHINE_ARCH:Uunset} == "unset"
15MACHINE_ARCH!=uname -p
16.endif
17
18##
19## (2) compile settings
20##
21USERMODE_HOSTOS!=uname -s
22USERMODE_HOSTMACHINE!=uname -m
23USERMODE_LIBS= -L${DESTDIR}/usr/lib -lrt
24USERMODE_CPPFLAGS=${DEBUG} -U_KERNEL
25USERMODE_CPPFLAGS+=-I${DESTDIR}/usr/include
26USERMODE_CPPFLAGS+=${CWARNFLAGS} ${NOGCCERROR:D:U-Werror}
27
28## XXX hack to make it work under build.sh
29.if ${TOOLDIR:Uno} != "no"
30USERMODE_LIBS+= crti.o
31SYSTEM_LD_FIX= cp ${DESTDIR}/usr/lib/crt0.o ${DESTDIR}/usr/lib/crtbegin.o ${DESTDIR}/usr/lib/crtend.o ${DESTDIR}/usr/lib/crti.o .;
32.endif
33
34.if ${USERMODE_HOSTOS} == "Linux"
35USERMODE_LIBS+=	-lpthread
36CPPFLAGS+=-Dstrtoul=netbsd_strtoul
37CPPFLAGS+=-Dstrtoll=netbsd_strtoll
38CPPFLAGS+=-Dstrtoull=netbsd_strtoull
39CPPFLAGS+=-D__NetBSD__ -Wno-unused-but-set-variable
40.endif
41
42DEFCOPTS=	-fno-omit-frame-pointer
43CPPFLAGS+=	-Dusermode
44CPPFLAGS+=	-Dsyscall=kernel_syscall
45CPPFLAGS.init_main.c+=	-Dmain=kernmain
46
47CPPFLAGS.thunk.c+=	${USERMODE_CPPFLAGS}
48
49##
50## (3) libkern and compat
51##
52KERN_AS=	library
53COMPAT_AS=	library
54
55##
56## (4) local objects, compile rules, and dependencies
57##
58MD_OBJS=	thunk.o
59MD_CFILES=	${USERMODE}/usermode/thunk.c
60MD_SFILES=
61
62MD_OBJS+=	cpu_${MACHINE_CPU}.o
63MD_CFILES+=	${USERMODE}/target/${MACHINE_CPU}/cpu_${MACHINE_CPU}.c
64
65##
66## (5) link settings
67##
68TEXTADDR?=	  %TEXTADDR%
69
70LINKFLAGS_NORMAL=	-X
71KERNLDSCRIPT?=	${USERMODE}/conf/kern.ldscript
72
73SYSTEM_LD=	@do_system_ld() { \
74		target=$$1; shift; \
75		${_MKSHMSG} "   link  ${.CURDIR:T}/${.TARGET}"; \
76		${_MKSHECHO}\
77		${CC} -static ${COPTS} -Wl,-Map,$${target}.map -o $${target} ${LINKFORMAT} -Ttext ${TEXTADDR} '$${SYSTEM_OBJ}' '$${EXTRA_OBJ}' vers.o ${USERMODE_LIBS} $$@; \
78		${SYSTEM_LD_FIX} \
79		${CC} -static ${COPTS} -Wl,-Map,$${target}.map -o $${target} ${LINKFORMAT} -Ttext ${TEXTADDR} ${SYSTEM_OBJ} ${EXTRA_OBJ} vers.o ${USERMODE_LIBS} $$@; \
80		}; \
81		do_system_ld
82NVFLAGS=	-n
83
84##
85## (6) port specific target dependencies
86##
87
88.if !make(obj) && !make(clean) && !make(cleandir)
89.BEGIN::
90	-@rm -f i386 && \
91		ln -s $S/arch/i386/include i386
92	-@rm -f amd64 && \
93		ln -s $S/arch/amd64/include amd64
94	-@rm -f arm && \
95		ln -s $S/arch/arm/include arm
96.endif
97
98thunk.d: ${USERMODE}/usermode/thunk.c
99	${MKDEP} -f ${.TARGET} -- ${MKDEP_CFLAGS} \
100	    ${CPPFLAGS.thunk.c} ${USERMODE}/usermode/thunk.c
101
102thunk.o: ${USERMODE}/usermode/thunk.c
103	${CC} ${COPTS} ${CPPFLAGS.thunk.c} -c -o $@ ${USERMODE}/usermode/thunk.c
104
105cpu_${MACHINE_CPU}.o:	${USERMODE}/target/${MACHINE_CPU}/cpu_${MACHINE_CPU}.c
106
107##
108## (7) misc settings
109##
110
111##
112## (8) config(8) generated machinery
113%INCLUDES
114
115%OBJS
116
117%CFILES
118
119%SFILES
120
121%LOAD
122
123%RULES
124
125##
126## (9) port independent kernel machinery
127##
128.include "$S/conf/Makefile.kern.inc"
129
130##
131## (10) appending make options
132##
133%MAKEOPTIONSAPPEND
134