Since the default-configs/mips-softmmu-common.mak is not yet ported
to the Kconfig format, we have to select this variable there (used
by the MIPS Malta machine).

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 default-configs/mips-softmmu-common.mak | 1 +
 hw/acpi/Kconfig                         | 7 +++++++
 hw/acpi/Makefile.objs                   | 3 ++-
 hw/i386/Kconfig                         | 2 ++
 hw/isa/Kconfig                          | 2 +-
 5 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/default-configs/mips-softmmu-common.mak b/default-configs/mips-softmmu-common.mak
index 0795d522db..61cc3d2c6b 100644
--- a/default-configs/mips-softmmu-common.mak
+++ b/default-configs/mips-softmmu-common.mak
@@ -20,6 +20,7 @@ CONFIG_ACPI_X86=y
 CONFIG_ACPI_MEMORY_HOTPLUG=y
 CONFIG_ACPI_NVDIMM=y
 CONFIG_ACPI_CPU_HOTPLUG=y
+CONFIG_ACPI_PIIX4=y
 CONFIG_APM=y
 CONFIG_I8257=y
 CONFIG_PIIX4=y
diff --git a/hw/acpi/Kconfig b/hw/acpi/Kconfig
index eca3beed75..627f5e9768 100644
--- a/hw/acpi/Kconfig
+++ b/hw/acpi/Kconfig
@@ -8,6 +8,13 @@ config ACPI_X86
     select ACPI_CPU_HOTPLUG
     select ACPI_MEMORY_HOTPLUG
 
+config ACPI_PIIX4
+    bool
+    select ACPI
+    select ACPI_NVDIMM
+    select ACPI_CPU_HOTPLUG
+    select ACPI_MEMORY_HOTPLUG
+
 config ACPI_X86_ICH
     bool
     select ACPI_X86
diff --git a/hw/acpi/Makefile.objs b/hw/acpi/Makefile.objs
index 2d46e3789a..2ef78175cb 100644
--- a/hw/acpi/Makefile.objs
+++ b/hw/acpi/Makefile.objs
@@ -1,5 +1,6 @@
 ifeq ($(CONFIG_ACPI),y)
-common-obj-$(CONFIG_ACPI_X86) += core.o piix4.o pcihp.o
+common-obj-$(CONFIG_ACPI_X86) += core.o pcihp.o
+common-obj-$(CONFIG_ACPI_PIIX4) += piix4.o
 common-obj-$(CONFIG_ACPI_X86_ICH) += ich9.o tco.o
 common-obj-$(CONFIG_ACPI_CPU_HOTPLUG) += cpu_hotplug.o
 common-obj-$(CONFIG_ACPI_MEMORY_HOTPLUG) += memory_hotplug.o
diff --git a/hw/i386/Kconfig b/hw/i386/Kconfig
index 78fd70396a..f6b74e2dc0 100644
--- a/hw/i386/Kconfig
+++ b/hw/i386/Kconfig
@@ -69,6 +69,8 @@ config ISAPC
     # FIXME: it is in the same file as i440fx, and does not compile
     # if separated
     depends on I440FX
+    # QEMU isapc weirdness: it uses PIIX3 with ACPI features from PIIX4
+    select ACPI_PIIX4
 
 config Q35
     bool
diff --git a/hw/isa/Kconfig b/hw/isa/Kconfig
index 1c923dfd07..d3f03ef7d5 100644
--- a/hw/isa/Kconfig
+++ b/hw/isa/Kconfig
@@ -49,7 +49,7 @@ config PIIX3
 config PIIX4
     bool
     select PIIX3
-    #select ACPI_PIIX4
+    select ACPI_PIIX4
     #select IDE_PIIX4
     select ACPI_SMBUS
     select MC146818RTC
-- 
2.20.1