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# Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23# Use is subject to license terms. 24# 25# Copyright (c) 2013 by Delphix. All rights reserved. 26# 27 28.KEEP_STATE: 29.SUFFIXES: 30 31include $(SRC)/cmd/mdb/Makefile.tools 32 33$(KMOD_SOURCES_DIFFERENT)KMODSRCS = $(MODSRCS) 34 35MODOBJS = $(MODSRCS:%.c=dmod/%.o) 36KMODOBJS = $(KMODSRCS:%.c=kmod/%.o) 37 38MODNAME = $(MODULE:%.so=%) 39KMODULE = $(MODNAME) 40 41MODFILE = dmod/$(MODULE) 42KMODFILE = kmod/$(KMODULE) 43 44# 45# The mess below is designed to pick the right set of objects to build and/or 46# lint. We have three flavors: 47# 48# 1. proc and raw modules. Only $(MODOBJS) are built. 49# 2. kvm modules for systems without kmdb. Only $(MODOBJS) are built. 50# 3. kvm modules for systems with kmdb. $(MODOBJS) and $(KMODOBJS) are built. 51# 52# Complicating matters, we'd like to make the distinction between 2 and 3 before 53# this Makefile is loaded. By default, we'll assume that all kvm modules should 54# be built for kmdb. If, however, the user sets $(MODULE_BUILD_TYPE) to `mdb', 55# the kmdb variant of the module won't be built. 56# 57 58# Which flavors are to be built? 59TARGETS_kvm_type_ = both # Build both if $(MODULE_BUILD_TYPE) is unset 60TARGETS_kvm_type_kmdb = both 61TARGETS_kvm_type_mdb = mdb 62TARGETS_kvm_type = $(TARGETS_kvm_type_$(MODULE_BUILD_TYPE)) 63 64# What should we build? 65TARGETS_kvm_kmdb = $(KMODFILE) 66TARGETS_kvm_mdb = $(MODFILE) 67TARGETS_kvm_both = $(TARGETS_kvm_mdb) $(TARGETS_kvm_kmdb) 68TARGETS_kvm = $(TARGETS_kvm_$(TARGETS_kvm_type)) 69TARGETS_proc = $(MODFILE) 70TARGETS_raw = $(MODFILE) 71TARGETS = $(TARGETS_$(MDBTGT)) 72 73# Where should we install that which we've built? 74ROOTTGTS_kvm_type = $(TARGETS_kvm_type) # overridden by mdb_ks 75ROOTTGTS_kvm_kmdb = $(ROOTKMOD)/$(KMODULE) 76ROOTTGTS_kvm_mdb = $(ROOTMOD)/$(MODULE) 77ROOTTGTS_kvm_both = $(ROOTTGTS_kvm_mdb) $(ROOTTGTS_kvm_kmdb) 78ROOTTGTS_kvm = $(ROOTTGTS_kvm_$(ROOTTGTS_kvm_type)) 79ROOTTGTS_proc = $(ROOTMOD)/$(MODULE) 80ROOTTGTS_raw = $(ROOTMOD)/$(MODULE) 81ROOTTGTS = $(ROOTTGTS_$(MDBTGT)) 82 83# What should we lint? 84KLINTOBJS = $(KMODOBJS:%.o=%.ln) 85LINTOBJS = $(MODOBJS:%.o=%.ln) 86 87LINTFILES_kvm_type = $(TARGETS_kvm_type) 88LINTFILES_kvm_both = $(KLINTOBJS) $(LINTOBJS) 89LINTFILES_kvm_mdb = $(LINTOBJS) 90LINTFILES_kvm = $(LINTFILES_kvm_$(LINTFILES_kvm_type)) 91LINTFILES_proc = $(LINTOBJS) 92LINTFILES_raw = $(LINTOBJS) 93LINTFILES = $(LINTFILES_$(MDBTGT)) 94 95kvm_TGTFLAGS = -D_KERNEL 96proc_TGTFLAGS = -D_USER 97 98C99MODE = $(C99_ENABLE) 99 100CFLAGS += $(CCVERBOSE) 101CFLAGS64 += $(CCVERBOSE) 102CPPFLAGS += $($(MDBTGT)_TGTFLAGS) -I../../../common 103LDFLAGS += $(ZTEXT) 104LDFLAGS64 += $(ZTEXT) 105 106# Module type-specific compiler flags 107$(MODOBJS) := CFLAGS += $(C_BIGPICFLAGS) $(XREGSFLAG) 108$(MODOBJS) := CFLAGS64 += $(C_BIGPICFLAGS) $(XREGSFLAG) 109$(KMODOBJS) $(KLINTOBJS) := CPPFLAGS += -D_KMDB 110$(KMODOBJS) := V9CODESIZE = $(CCABS32) 111$(KMODOBJS) := DTS_ERRNO = 112 113# Modules aren't allowed to export symbols 114MAPFILE = $(SRC)/cmd/mdb/common/modules/conf/mapfile 115 116# Modules typically make external references. To provide for -zdefs use 117# and clean ldd(1) processing, explicitly define all external references. 118MAPFILE-EXT = $(SRC)/cmd/mdb/common/modules/conf/mapfile-extern 119 120# 121# kmdb is a kernel module, so we'll use the kernel's build flags. 122$(KMODOBJS) := CFLAGS += $(STAND_FLAGS_32) 123$(KMODOBJS) := CFLAGS64 += $(STAND_FLAGS_64) 124 125# 126# Override this to pull source files from another directory 127# 128MODSRCS_DIR = ../../../common/modules/genunix 129 130all: $$(TARGETS) 131 132install: all $$(ROOTTGTS) 133 134dmods: install 135 136clean.lint: 137 $(RM) $(LINTFILES) 138 139clean: 140 $(RM) $(MODOBJS) $(KMODOBJS) $(CLEANFILES) 141 142clobber: clean clean.lint 143 $(RM) $(MODFILE) $(KMODFILE) $(CLOBBERFILES) 144 145lint: $$(LINTFILES) 146 147.NO_PARALLEL: 148.PARALLEL: $(MODOBJS) $(KMODOBJS) mdb_tgt kmdb_tgt dmod kmod \ 149 $(TARGETS) $(LINTFILES) 150 151$(MODFILE): dmod .WAIT $(MODOBJS) $$(MAPFILE-EXT) 152 $(LINK.c) $(ZDEFS) $(ZIGNORE) $(MAPFILE-EXT:%=-M%) $(GSHARED) \ 153 $(MODOBJS) -o $@ $(LDLIBS) -lc 154 $(CTFMERGE) -L VERSION -o $@ $(MODOBJS) 155 $(POST_PROCESS_SO) 156 157# 158# kmdb dmods must *not* stray from the module API. To ensure that they don't, 159# we try to link them, at build time, against an object that exports the symbols 160# that they can legally use. The link test object is, however, only built when 161# kmdb itself is built. Requiring module developers to build kmdb first would 162# be painful, so by default, module-level builds don't do the link test (the 163# $(POUND_SIGN) assignment below takes care of that). Builds of the entire 164# tree can, however, guarantee the construction of kmdb first, and as such can 165# override the setting of $(KMDB_LINKTEST_ENABLE). This override causes the 166# link test to be run. 167# 168# Developers wanting to force a link test for a single module can use the 169# `linktest' target from within a module directory. 170# 171LINKTESTOBJ = $(KMDBDIR)/kmdb_modlinktest.o 172 173KMDB_LINKTEST = \ 174 $(LD) $(ZDEFS) -dy -r -o $@.linktest $(KMODOBJS) \ 175 $(STANDOBJS) $(LINKTESTOBJ) && \ 176 $(RM) $@.linktest 177 178KMDB_LINKTEST_ENABLE=$(POUND_SIGN) 179$(KMDB_LINKTEST_ENABLE)KMDB_LINKTEST_CMD = $(KMDB_LINKTEST) 180 181# 182# Ensure that dmods don't use floating point 183# 184KMDB_FPTEST_CMD = $(KMDB_FPTEST) 185 186$(KMODFILE): kmod .WAIT $(KMODOBJS) $(MAPFILE) 187 $(LD) -dy -r $(MAPFILE:%=-M%) -Nmisc/kmdbmod -o $@ $(KMODOBJS) \ 188 $(STANDOBJS) 189 $(KMDB_LINKTEST_CMD) 190 $(KMDB_FPTEST_CMD) 191 $(CTFMERGE) -f -L VERSION -o $@ $(KMODOBJS) 192 $(SETDYNFLAG) -f DF_1_NOKSYMS $@ 193 194linktest: linktest_check .WAIT kmod .WAIT $(KMODOBJS) 195 $(KMDB_LINKTEST) 196 197linktest_check: 198 @if [ "$(MDBTGT)" != "kvm" ] ; then \ 199 echo "ERROR: linktest is not supported non-kvm/disasm dmods" \ 200 >&2 ; \ 201 exit 1 ; \ 202 fi 203 204# 205# Dynamic rules for object construction 206# 207dmod/%.o kmod/%.o: %.c 208 $(COMPILE.c) -o $@ $< 209 $(CTFCONVERT_O) 210 211dmod/%.o kmod/%.o: ../%.c 212 $(COMPILE.c) -o $@ $< 213 $(CTFCONVERT_O) 214 215dmod/%.o kmod/%.o: ../../../common/modules/$(MODNAME)/%.c 216 $(COMPILE.c) -o $@ $< 217 $(CTFCONVERT_O) 218 219dmod/%.o kmod/%.o: $$(MODSRCS_DIR)/%.c 220 $(COMPILE.c) -o $@ $< 221 $(CTFCONVERT_O) 222 223# 224# Lint 225# 226dmod/%.ln kmod/%.ln: %.c 227 $(LINT.c) -dirout=$(@D) -c $< 228 229dmod/%.ln kmod/%.ln: ../%.c 230 $(LINT.c) -dirout=$(@D) -c $< 231 232dmod/%.ln kmod/%.ln: ../../../common/modules/$(MODNAME)/%.c 233 $(LINT.c) -dirout=$(@D) -c $< 234 235dmod/%.ln kmod/%.ln: $$(MODSRCS_DIR)/%.c 236 $(LINT.c) -dirout=$(@D) -c $< 237 238# 239# Installation targets 240# 241 242$(ROOT)/usr/lib/mdb/$(MDBTGT): $(ROOT)/usr/lib/mdb 243 $(INS.dir) 244 245$(ROOT)/usr/lib/mdb: 246 $(INS.dir) 247 248$(ROOT)/kernel/kmdb: 249 $(INS.dir) 250 251$(ROOTMOD)/$(MODULE): $(ROOTMOD) 252 253$(ROOTKMOD)/$(KMODULE): $(ROOTKMOD) 254 255kmod dmod: 256 -@mkdir -p $@ 257