sim: unify hardware settings

Move these options up to the common dir so we only test & export
them once across all ports.

sim/configure

@@ -639,6 +639,10 @@ ac_subst_vars='am__EXEEXT_FALSE
 am__EXEEXT_TRUE
 LTLIBOBJS
 SIM_INLINE
+sim_hw_sockser
+sim_hw_cflags
+SIM_ENABLE_HW_FALSE
+SIM_ENABLE_HW_TRUE
 cgen
 cgendir
 CGEN_MAINT
@@ -817,6 +821,7 @@ enable_cgen_maint
 enable_sim_debug
 enable_sim_endian
 enable_sim_environment
+enable_sim_hardware
 enable_sim_inline
 enable_sim_profile
 enable_sim_stdio
@@ -1514,6 +1519,7 @@ Optional Features:
   --enable-sim-environment=environment
                           Specify mixed, user, virtual or operating
                           environment
+  --enable-sim-hardware   Whether to enable hardware/device simulation
   --enable-sim-inline=inlines
                           Specify which functions should be inlined
   --enable-sim-profile=opts
@@ -12041,7 +12047,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12044 "configure"
+#line 12050 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -12147,7 +12153,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12150 "configure"
+#line 12156 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -13887,6 +13893,46 @@ _ACEOF
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $sim_environment" >&5
 $as_echo "$sim_environment" >&6; }
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sim hardware settings" >&5
+$as_echo_n "checking for sim hardware settings... " >&6; }
+# Check whether --enable-sim-hardware was given.
+if test "${enable_sim_hardware+set}" = set; then :
+  enableval=$enable_sim_hardware;
+else
+  enable_sim_hardware="yes"
+fi
+
+sim_hw_sockser=
+if test "$enable_sim_hardware" = no; then
+  sim_hw_cflags="-DWITH_HW=0"
+elif test "$enable_sim_hardware" = yes; then
+  sim_hw_cflags="-DWITH_HW=1"
+  # mingw does not support sockser
+  case ${host} in
+    *mingw*) ;;
+    *) # TODO: We don't add dv-sockser to sim_hw as it is not a "real" device
+       # that you instatiate.  Instead, other code will call into it directly.
+       # At some point, we should convert it over.
+       sim_hw_sockser="dv-sockser.o"
+       sim_hw_cflags="$sim_hw_cflags -DHAVE_DV_SOCKSER"
+       ;;
+  esac
+else
+  as_fn_error $? "unknown argument \"$enable_sim_hardware\"" "$LINENO" 5
+fi
+ if test "$enable_sim_hardware" = "yes"; then
+  SIM_ENABLE_HW_TRUE=
+  SIM_ENABLE_HW_FALSE='#'
+else
+  SIM_ENABLE_HW_TRUE='#'
+  SIM_ENABLE_HW_FALSE=
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${enable_sim_hardware}" >&5
+$as_echo "${enable_sim_hardware}" >&6; }
+
+
+
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking sim inline settings" >&5
 $as_echo_n "checking sim inline settings... " >&6; }
 sim_inline="-DDEFAULT_INLINE=0"
@@ -14254,6 +14300,10 @@ if test -z "${SIM_ENABLE_IGEN_TRUE}" && test -z "${SIM_ENABLE_IGEN_FALSE}"; then
   as_fn_error $? "conditional \"SIM_ENABLE_IGEN\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
+if test -z "${SIM_ENABLE_HW_TRUE}" && test -z "${SIM_ENABLE_HW_FALSE}"; then
+  as_fn_error $? "conditional \"SIM_ENABLE_HW\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
 
 : "${CONFIG_STATUS=./config.status}"
 ac_write_fail=0