sparc: 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 SPARC and SPARC64.

No changes to generated config-devices.mak file.

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

.gitlab-ci.d/buildtest.yml

@@ -665,8 +665,9 @@ build-without-defaults:
       --disable-qom-cast-debug
       --disable-strip
     TARGETS: alpha-softmmu avr-softmmu cris-softmmu hppa-softmmu m68k-softmmu
-      mips-softmmu mips64-softmmu mipsel-softmmu
+      mips-softmmu mips64-softmmu mipsel-softmmu sparc-softmmu
-      sparc64-softmmu hexagon-linux-user i386-linux-user s390x-linux-user
+      sparc64-softmmu
+      hexagon-linux-user i386-linux-user s390x-linux-user
     MAKE_CHECK_ARGS: check
 
 build-libvhost-user:

configs/devices/sparc-softmmu/default.mak

@@ -5,7 +5,6 @@
 #CONFIG_TCX=n
 #CONFIG_CG3=n
 
-# Boards:
+# Boards are selected by default, uncomment to keep out of the build.
-#
+# CONFIG_SUN4M=n
-CONFIG_SUN4M=y
+# CONFIG_LEON3=n
-CONFIG_LEON3=y

configs/devices/sparc64-softmmu/default.mak

@@ -6,7 +6,6 @@
 #CONFIG_SUNHME=n
 #CONFIG_TEST_DEVICES=n
 
-# Boards:
+# Boards are selected by default, uncomment to keep out of the build.
-#
+# CONFIG_SUN4U=n
-CONFIG_SUN4U=y
+# CONFIG_NIAGARA=n
-CONFIG_NIAGARA=y

hw/sparc/Kconfig

@@ -1,5 +1,7 @@
 config SUN4M
     bool
+    default y
+    depends on SPARC && !SPARC64
     imply TCX
     imply CG3
     select CS4231
@@ -18,6 +20,8 @@ config SUN4M
 
 config LEON3
     bool
+    default y
+    depends on SPARC && !SPARC64
     select GRLIB
 
 config GRLIB

hw/sparc64/Kconfig

@@ -1,5 +1,7 @@
 config SUN4U
     bool
+    default y
+    depends on SPARC64
     imply PCI_DEVICES
     imply SUNHME
     imply TEST_DEVICES
@@ -16,6 +18,8 @@ config SUN4U
 
 config NIAGARA
     bool
+    default y
+    depends on SPARC64
     select EMPTY_SLOT
     select SUN4V_RTC
     select UNIMP