xtensa: switch boards to "default y"

Some targets use "default y" for boards to filter out those that require
TCG.  For consistency we are switching all other targets to do the same.
Continue with Xtensa.

No changes to generated config-devices.mak file.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

.gitlab-ci.d/buildtest.yml

@@ -666,7 +666,7 @@ build-without-defaults:
       --disable-strip
     TARGETS: alpha-softmmu avr-softmmu cris-softmmu hppa-softmmu m68k-softmmu
       mips-softmmu mips64-softmmu mipsel-softmmu sparc-softmmu
-      sparc64-softmmu tricore-softmmu
+      sparc64-softmmu tricore-softmmu xtensa-softmmu xtensaeb-softmmu
       hexagon-linux-user i386-linux-user s390x-linux-user
     MAKE_CHECK_ARGS: check
 

configs/devices/xtensa-softmmu/default.mak

@@ -4,8 +4,7 @@
 #
 #CONFIG_PCI_DEVICES=n
 
-# Boards:
-#
-CONFIG_XTENSA_SIM=y
-CONFIG_XTENSA_VIRT=y
-CONFIG_XTENSA_XTFPGA=y
+# Boards are selected by default, uncomment to keep out of the build.
+# CONFIG_XTENSA_SIM=n
+# CONFIG_XTENSA_VIRT=n
+# CONFIG_XTENSA_XTFPGA=n

hw/xtensa/Kconfig

@@ -1,14 +1,20 @@
 config XTENSA_SIM
+    default y
+    depends on XTENSA
     bool
 
 config XTENSA_VIRT
     bool
+    default y
+    depends on XTENSA
     select XTENSA_SIM
     select PCI_EXPRESS_GENERIC_BRIDGE
     select PCI_DEVICES
 
 config XTENSA_XTFPGA
     bool
+    default y
+    depends on XTENSA
     select OPENCORES_ETH
     select PFLASH_CFI01
     select SERIAL