riscv: 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 RISC-V.

No changes to generated config-devices.mak file.

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

.gitlab-ci.d/buildtest.yml

@@ -649,7 +649,7 @@ build-tci:
 
 # Check our reduced build configurations
 # requires libfdt: aarch64, arm, i386, loongarch64, microblaze, microblazeel,
-#   mips64el, or1k, ppc, ppc64, x86_64
+#   mips64el, or1k, ppc, ppc64, riscv32, riscv64, x86_64
 # does not build without boards: i386, loongarch64, x86_64
 build-without-defaults:
   extends: .native_build_job_template

configs/devices/riscv32-softmmu/default.mak

@@ -4,10 +4,9 @@
 # CONFIG_PCI_DEVICES=n
 # CONFIG_TEST_DEVICES=n
 
-# Boards:
-#
-CONFIG_SPIKE=y
-CONFIG_SIFIVE_E=y
-CONFIG_SIFIVE_U=y
-CONFIG_RISCV_VIRT=y
-CONFIG_OPENTITAN=y
+# Boards are selected by default, uncomment to keep out of the build.
+# CONFIG_SPIKE=n
+# CONFIG_SIFIVE_E=n
+# CONFIG_SIFIVE_U=n
+# CONFIG_RISCV_VIRT=n
+# CONFIG_OPENTITAN=n

configs/devices/riscv64-softmmu/default.mak

@@ -4,11 +4,10 @@
 # CONFIG_PCI_DEVICES=n
 # CONFIG_TEST_DEVICES=n
 
-# Boards:
-#
-CONFIG_SPIKE=y
-CONFIG_SIFIVE_E=y
-CONFIG_SIFIVE_U=y
-CONFIG_RISCV_VIRT=y
-CONFIG_MICROCHIP_PFSOC=y
-CONFIG_SHAKTI_C=y
+# Boards are selected by default, uncomment to keep out of the build.
+# CONFIG_SPIKE=n
+# CONFIG_SIFIVE_E=n
+# CONFIG_SIFIVE_U=n
+# CONFIG_RISCV_VIRT=n
+# CONFIG_MICROCHIP_PFSOC=n
+# CONFIG_SHAKTI_C=n

hw/riscv/Kconfig

@@ -8,6 +8,8 @@ config IBEX
 
 config MICROCHIP_PFSOC
     bool
+    default y
+    depends on RISCV64
     select CADENCE_SDHCI
     select CPU_CLUSTER
     select MCHP_PFSOC_DMC
@@ -21,12 +23,16 @@ config MICROCHIP_PFSOC
 
 config OPENTITAN
     bool
+    default y
+    depends on RISCV32
     select IBEX
     select SIFIVE_PLIC
     select UNIMP
 
 config RISCV_VIRT
     bool
+    default y
+    depends on RISCV32 || RISCV64
     imply PCI_DEVICES
     imply VIRTIO_VGA
     imply TEST_DEVICES
@@ -51,6 +57,8 @@ config RISCV_VIRT
 
 config SHAKTI_C
     bool
+    default y
+    depends on RISCV64
     select RISCV_ACLINT
     select SHAKTI_UART
     select SIFIVE_PLIC
@@ -58,6 +66,8 @@ config SHAKTI_C
 
 config SIFIVE_E
     bool
+    default y
+    depends on RISCV32 || RISCV64
     select RISCV_ACLINT
     select SIFIVE_GPIO
     select SIFIVE_PLIC
@@ -68,6 +78,8 @@ config SIFIVE_E
 
 config SIFIVE_U
     bool
+    default y
+    depends on RISCV32 || RISCV64
     select CADENCE
     select CPU_CLUSTER
     select RISCV_ACLINT
@@ -85,6 +97,8 @@ config SIFIVE_U
 
 config SPIKE
     bool
+    default y
+    depends on RISCV32 || RISCV64
     select RISCV_NUMA
     select HTIF
     select RISCV_ACLINT