From: Philippe Mathieu-Daudé <philmd@redhat.com>

The fw_cfg helpers are only used by machines using OpenBIOS.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20191231183216.6781-11-philmd@redhat.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 hw/ppc/Kconfig       | 6 ++++++
 hw/ppc/Makefile.objs | 3 ++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/hw/ppc/Kconfig b/hw/ppc/Kconfig
index d8482a5..e4ca920 100644
--- a/hw/ppc/Kconfig
+++ b/hw/ppc/Kconfig
@@ -72,6 +72,7 @@ config PREP
     select M48T59
     select PC87312
     select RS6000_MC
+    select FW_CFG_PPC
 
 config RS6000_MC
     bool
@@ -85,6 +86,7 @@ config MAC_OLDWORLD
     select GRACKLE_PCI
     select HEATHROW_PIC
     select MACIO
+    select FW_CFG_PPC
 
 config MAC_NEWWORLD
     bool
@@ -96,6 +98,7 @@ config MAC_NEWWORLD
     select MACIO_GPIO
     select MAC_PMU
     select UNIN_PCI
+    select FW_CFG_PPC
 
 config E500
     bool
@@ -130,3 +133,6 @@ config XIVE_KVM
     bool
     default y
     depends on XIVE_SPAPR && KVM
+
+config FW_CFG_PPC
+    bool
diff --git a/hw/ppc/Makefile.objs b/hw/ppc/Makefile.objs
index 79adf06..5c46c68 100644
--- a/hw/ppc/Makefile.objs
+++ b/hw/ppc/Makefile.objs
@@ -1,5 +1,6 @@
 # shared objects
-obj-y += ppc.o ppc_booke.o fdt.o fw_cfg.o
+obj-y += ppc.o ppc_booke.o fdt.o
+obj-$(CONFIG_FW_CFG_PPC) += fw_cfg.o
 # IBM pSeries (sPAPR)
 obj-$(CONFIG_PSERIES) += spapr.o spapr_caps.o spapr_vio.o spapr_events.o
 obj-$(CONFIG_PSERIES) += spapr_hcall.o spapr_iommu.o spapr_rtas.o
-- 
1.8.3.1