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 2009 Sun Microsystems, Inc.  All rights reserved.
  24 # Use is subject to license terms.
  25 #
  26 
  27 #
  28 #       This makefile drives the production of the Generic sun4v cpu module.
  29 #
  30 #       sun4v implementation architecture dependent
  31 #
  32 
  33 #
  34 #       Path to the base of the uts directory tree (usually /usr/src/uts).
  35 #
  36 UTSBASE = ../..
  37 
  38 #
  39 #       Define the module and object file sets.
  40 #
  41 MODULE          = generic
  42 OBJECTS         = $(GENERIC_OBJS:%=$(OBJS_DIR)/%)
  43 LINTS           = $(GENERIC_OBJS:%.o=$(LINTS_DIR)/%.ln)
  44 ROOTMODULE      = $(ROOT_PSM_CPU_DIR)/$(MODULE)
  45 SOFTLINKS       = sun4v
  46 ROOTSOFTLINKS   = $(SOFTLINKS:%=$(ROOT_PSM_CPU_DIR)/%)
  47 
  48 CPU_DIR         = .
  49 HERE            = ../generic
  50 
  51 #
  52 #       Include common rules.
  53 #
  54 include $(UTSBASE)/sun4v/Makefile.sun4v
  55 
  56 #
  57 #       Override defaults
  58 #
  59 CLEANFILES      += $(CPULIB) $(SYM_MOD)
  60 
  61 #
  62 #       Define targets
  63 #
  64 ALL_TARGET      = $(SYM_MOD)
  65 LINT_TARGET     = $(MODULE).lint
  66 INSTALL_TARGET  = def $(BINARY) $(ROOTMODULE) $(ROOTSOFTLINKS)
  67 
  68 #
  69 # lint pass one enforcement
  70 #
  71 CFLAGS += $(CCVERBOSE)
  72 CERRWARN += -_gcc=-Wno-parentheses
  73 
  74 #
  75 # cpu-module-specific flags
  76 #
  77 CPPFLAGS += -DCPU_MODULE
  78 AS_CPPFLAGS += -DCPU_MODULE
  79 
  80 #
  81 # The ATOMIC_BO_ENABLE_SHIFT enables backoff in atomic routines.
  82 # It is also used to scale final limit value w.r.t. number of
  83 # online cpus.
  84 #
  85 # In case of generic cpu module, the backoff will be using spin
  86 # loop as the CPU specific delay routine for atomic backoff will
  87 # not be available. The ATOMIC_BO_ENABLE_SHIFT value below takes
  88 # this into account.
  89 #
  90 ATOMIC_BO_FLAG = -DATOMIC_BO_ENABLE_SHIFT=7
  91 CFLAGS += $(ATOMIC_BO_FLAG)
  92 CPPFLAGS +=$(ATOMIC_BO_FLAG)
  93 AS_CPPFLAGS += $(ATOMIC_BO_FLAG)
  94 
  95 #
  96 #       Default build targets.
  97 #
  98 .KEEP_STATE:
  99 
 100 def:            $(DEF_DEPS)
 101 
 102 all:            $(ALL_DEPS)
 103 
 104 clean:          $(CLEAN_DEPS)
 105 
 106 clobber:                $(CLOBBER_DEPS)
 107 
 108 lint:           $(LINT_DEPS)
 109 
 110 modlintlib:     $(MODLINTLIB_DEPS)
 111 
 112 clean.lint:     $(CLEAN_LINT_DEPS)
 113 
 114 install:                $(INSTALL_DEPS)
 115 
 116 $(CPULIB):      $(OBJECTS)
 117         $(BUILD.SO) $(OBJECTS)
 118 
 119 $(SYM_MOD):     $(UNIX_O) $(CPULIB)
 120         @echo "resolving symbols against unix.o"
 121         @(cd $(UNIX_DIR); pwd; \
 122             CPU_DIR=$(HERE) SYM_MOD=$(HERE)/$(SYM_MOD) $(MAKE) symcheck)
 123 
 124 $(ROOTSOFTLINKS): $(ROOTMODULE)
 125         $(RM) $@; $(SYMLINK) $(MODULE) $@
 126 
 127 #       Include common targets.
 128 #
 129 include $(UTSBASE)/$(PLATFORM)/Makefile.targ