Makefile revision 6094:3154969ecb41
1#
2# CDDL HEADER START
3#
4# The contents of this file are subject to the terms of the
5# Common Development and Distribution License (the "License").
6# You may not use this file except in compliance with the License.
7#
8# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9# or http://www.opensolaris.org/os/licensing.
10# See the License for the specific language governing permissions
11# and limitations under the License.
12#
13# When distributing Covered Code, include this CDDL HEADER in each
14# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15# If applicable, add the following below this CDDL HEADER, with the
16# fields enclosed by brackets "[]" replaced with your own identifying
17# information: Portions Copyright [yyyy] [name of copyright owner]
18#
19# CDDL HEADER END
20#
21
22#
23# Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24# Use is subject to license terms.
25#
26# ident	"%Z%%M%	%I%	%E% SMI"
27#
28
29#
30#	This makefile drives the production of unix (and unix.o).
31#
32#	sun4u implementation architecture dependent
33#
34
35#
36#	Path to the base of the uts directory tree (usually /usr/src/uts).
37#
38UTSBASE	= ../..
39
40#
41#	Define the module and object file sets.
42#
43UNIX		= unix
44OBJECTS		= $(SPECIAL_OBJS:%=$(OBJS_DIR)/%) \
45		  $(CORE_OBJS:%=$(OBJS_DIR)/%) \
46		  $(MACH_NOT_YET_KMODS:%=$(OBJS_DIR)/%)
47LINTS		= $(SPECIAL_OBJS:%.o=$(LINTS_DIR)/%.ln) \
48		  $(CORE_OBJS:%.o=$(LINTS_DIR)/%.ln) \
49		  $(KRTLD_OBJS:%.o=$(LINTS_DIR)/%.ln) \
50		  $(MACH_NOT_YET_KMODS:%.o=$(LINTS_DIR)/%.ln) \
51		  $(LINTS_DIR)/vers.ln \
52		  $(LINTS_DIR)/modstubs.ln
53
54KRTLD_MAPFILE	= $(UTSBASE)/sparc/krtld/mapfile
55KRTLD_OBJECTS	= $(KRTLD_OBJS:%=$(OBJS_DIR)/%)
56KRTLD_O		= $(OBJS_DIR)/krtld.o
57
58ROOTMODULE	= $(ROOT_PSM_KERN_DIR)/$(UNIX)
59UNIX32_LINK	= $(ROOT_PSM_KERN_DIR_32)/$(UNIX)
60UNIX_BIN	= $(OBJS_DIR)/$(UNIX)
61#UNIX_GLOM	= $(OBJS_DIR)/unix.glom
62
63LIBS		= $(GENLIB) $(PLATLIB) $(CPULIB)
64
65GENUNIX		= genunix
66GENUNIX_DIR	= ../$(GENUNIX)
67GENOPTS		= -L $(GENUNIX_DIR)/$(OBJS_DIR) -l $(GENUNIX)
68
69CPU_DIR		= .
70CPUOPTS		= -L $(CPU_DIR)/$(OBJS_DIR) -l $(CPUNAME)
71
72PLAT_DIR	= ../platmod
73PLATOPTS	= -L $(PLAT_DIR)/$(OBJS_DIR) -l $(PLATMOD)
74
75LIBOPTS		= $(GENOPTS) $(PLATOPTS) $(CPUOPTS)
76
77CTFEXTRAOBJS	= $(OBJS_DIR)/vers.o
78
79#
80#	Include common rules.
81#
82include $(UTSBASE)/sun4u/Makefile.sun4u
83
84#
85#	Define targets
86#
87ALL_TARGET	= $(UNIX_BIN)
88LINT_TARGET	= $(LINT_LIB)
89INSTALL_TARGET	= $(UNIX_BIN) $(ROOTMODULE) $(UNIX32_LINK)
90
91#
92#	This is UNIX_DIR. Use a short path.
93#
94UNIX_DIR	= .
95
96#
97#	Overrides
98#
99CLEANFILES	+= $(UNIX_O) $(MODSTUBS_O) $(KRTLD_O) $(KRTLD_OBJECTS) \
100		   $(OBJS_DIR)/vers.c $(OBJS_DIR)/vers.o \
101		   $(CPU_OBJ) $(CPULIB) \
102		   $(DTRACESTUBS_O) $(DTRACESTUBS)
103
104CLOBBERFILES	= $(CLEANFILES) $(UNIX_BIN)
105CLEANLINTFILES	+= $(LINT_LIB)
106
107#
108# lint pass one enforcement 
109# Turn on doubleword alignment for 64 bit counter timer registers
110#
111CFLAGS += $(CCVERBOSE) -dalign
112
113#
114# For now, disable these lint checks; maintainers should endeavor
115# to investigate and remove these for maximum lint coverage.
116# Please do not carry these forward to new Makefiles.
117#
118LINTTAGS	+= -erroff=E_SUSPICIOUS_COMPARISON
119LINTTAGS	+= -erroff=E_BAD_PTR_CAST_ALIGN
120LINTTAGS	+= -erroff=E_SUPPRESSION_DIRECTIVE_UNUSED
121LINTTAGS	+= -erroff=E_STATIC_UNUSED
122LINTTAGS	+= -erroff=E_PTRDIFF_OVERFLOW
123LINTTAGS	+= -erroff=E_ASSIGN_NARROW_CONV
124
125#
126#	Default build targets.
127#
128.KEEP_STATE:
129
130def:		$(DEF_DEPS)
131
132all:		$(ALL_DEPS)
133
134clean:		$(CLEAN_DEPS)
135
136clobber:	$(CLOBBER_DEPS)
137
138lint:		$(LINT_DEPS)
139
140clean.lint:	$(CLEAN_LINT_DEPS)
141
142install:  	$(INSTALL_DEPS)
143
144
145$(UNIX_BIN):	$(UNIX_O) $(KRTLD_O) $(MODSTUBS_O) $(MAPFILE) $(LIBS) \
146		$(DTRACESTUBS) 
147	$(LD) -dy -b -o $@ -e _start -M $(MAPFILE) \
148	    $(UNIX_O) $(KRTLD_O) $(MODSTUBS_O) $(LIBOPTS) $(DTRACESTUBS) 
149	$(CTFMERGE_UNIQUIFY_AGAINST_GENUNIX)
150	$(POST_PROCESS)
151
152$(UNIX32_LINK):	$(ROOT_PSM_KERN_DIR_32) $(UNIX_BIN)
153	-$(RM) $@; ln -s $(SUBDIR64)/$(UNIX) $@
154
155symcheck:	$(UNIX_O) $(KRTLD_O) $(MODSTUBS_O) $(LIBS)
156	$(LD) -dy -b -o $(SYM_MOD) -M $(MAPFILE) \
157	$(UNIX_O) $(KRTLD_O) $(MODSTUBS_O) $(LIBOPTS) $(DTRACESTUBS)
158
159$(UNIX_O):	$(OBJECTS) $(OBJS_DIR)/vers.o
160	$(LD) -r -o $@ $(OBJECTS) $(OBJS_DIR)/vers.o
161
162$(KRTLD_O):	$(KRTLD_OBJECTS)
163	$(LD) -r -o $@ -M$(KRTLD_MAPFILE) $(KRTLD_OBJECTS)
164
165#
166#	CPU_OBJ now comprises of 2 object files which come from sun4 common
167#	and from architecture dependent code.  OBJS_DIR is prepended where
168#	CPU_OBJ is defined to allow for building multiple CPU_OBJ's
169#
170$(CPULIB):	$(CPU_OBJ)
171	$(BUILD.SO) $(CPU_OBJ)
172
173$(PLATLIB):
174	?@(cd $(PLAT_DIR); pwd; $(MAKE) all.targ)
175	?@pwd
176
177#
178#	The global lint target builds the kernel lint library (llib-lunix.ln)
179#	which is equivalent to a lint of /unix.o. Then all kernel modules for
180#	this architecture are linted against the kernel lint library.
181#
182#	Note:	lint errors in the kernel lint library will be repeated for
183#		each module. It is important that the kernel lint library
184#		be clean to keep the textual output to a reasonable level.
185#
186
187$(LINT_LIB):	$(LINT_LIB_DIR) $(LINTS)
188	@pwd
189	@-$(ECHO) "\n$(UNIX): (library construction):"
190	@$(LINT) -o $(UNIX) $(LINTFLAGS) $(LINTS)
191	@$(MV) $(@F) $@
192
193lintlib:	$(LINT_DEPS)
194
195#
196#	Include common targets.
197#
198include $(UTSBASE)/sun4u/Makefile.targ
199
200