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 i386.

No changes to generated config-devices.mak files, other than
adding CONFIG_I386 to the x86_64-softmmu target.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 configs/devices/i386-softmmu/default.mak | 11 +++++------
 .gitlab-ci.d/buildtest.yml               |  3 ++-
 hw/i386/Kconfig                          | 10 +++++++++-
 target/i386/Kconfig                      |  1 +
 4 files changed, 17 insertions(+), 8 deletions(-)

diff --git a/configs/devices/i386-softmmu/default.mak b/configs/devices/i386-softmmu/default.mak
index 598c6646dfc..448e3e3b1ba 100644
--- a/configs/devices/i386-softmmu/default.mak
+++ b/configs/devices/i386-softmmu/default.mak
@@ -24,9 +24,8 @@
 #CONFIG_VTD=n
 #CONFIG_SGX=n
 
-# Boards:
-#
-CONFIG_ISAPC=y
-CONFIG_I440FX=y
-CONFIG_Q35=y
-CONFIG_MICROVM=y
+# Boards are selected by default, uncomment to keep out of the build.
+# CONFIG_ISAPC=n
+# CONFIG_I440FX=n
+# CONFIG_Q35=n
+# CONFIG_MICROVM=n
diff --git a/.gitlab-ci.d/buildtest.yml b/.gitlab-ci.d/buildtest.yml
index 6531758d968..75222c4450b 100644
--- a/.gitlab-ci.d/buildtest.yml
+++ b/.gitlab-ci.d/buildtest.yml
@@ -648,7 +648,8 @@ build-tci:
     - make check-tcg
 
 # Check our reduced build configurations
-# requires libfdt: aarch64, arm
+# requires libfdt: aarch64, arm, i386, x86_64
+# does not build without boards: i386, x86_64
 build-without-defaults:
   extends: .native_build_job_template
   needs:
diff --git a/hw/i386/Kconfig b/hw/i386/Kconfig
index a6ee052f9a1..4362164962c 100644
--- a/hw/i386/Kconfig
+++ b/hw/i386/Kconfig
@@ -66,6 +66,8 @@ config PC_ACPI
 
 config I440FX
     bool
+    default y
+    depends on I386
     imply E1000_PCI
     imply VMPORT
     imply VMMOUSE
@@ -81,6 +83,8 @@ config I440FX
 
 config ISAPC
     bool
+    default y
+    depends on I386
     imply VGA_ISA
     select ISA_BUS
     select PC
@@ -91,6 +95,8 @@ config ISAPC
 
 config Q35
     bool
+    default y
+    depends on I386
     imply VTD
     imply AMD_IOMMU
     imply E1000E_PCI_EXPRESS
@@ -108,6 +114,8 @@ config Q35
 
 config MICROVM
     bool
+    default y
+    depends on I386
     select SERIAL_ISA # for serial_hds_isa_init()
     select ISA_BUS
     select APIC
@@ -142,4 +150,4 @@ config VMMOUSE
 config XEN_EMU
     bool
     default y
-    depends on KVM && (I386 || X86_64)
+    depends on KVM && I386
diff --git a/target/i386/Kconfig b/target/i386/Kconfig
index 46898946394..ad9291d3b8f 100644
--- a/target/i386/Kconfig
+++ b/target/i386/Kconfig
@@ -5,3 +5,4 @@ config I386
 
 config X86_64
     bool
+    select I386
-- 
2.44.0