[Qemu-devel] [PATCH v2] hw/i386: turn off vmport if CONFIG_VMPORT is disabled

[Julio Montes]

vmport device is not included when CONFIG_VMPORT is disabled, hence
QEMU fails with the following error:

`Unknown device 'vmport' for bus 'ISA': unknown.`

v2: imply VMPORT (Paolo Bonzini )

Signed-off-by: Julio Montes <address@hidden>
---
 hw/i386/Kconfig | 4 ++--
 hw/i386/pc.c    | 5 +++++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/hw/i386/Kconfig b/hw/i386/Kconfig
index 4ddf2a9c55..b9c96ac361 100644
--- a/hw/i386/Kconfig
+++ b/hw/i386/Kconfig
@@ -51,6 +51,7 @@ config PC_ACPI
 config I440FX
     bool
     imply E1000_PCI
+    imply VMPORT
     select PC_PCI
     select PC_ACPI
     select ACPI_SMBUS
@@ -58,7 +59,6 @@ config I440FX
     select IDE_PIIX
     select DIMM
     select SMBIOS
-    select VMPORT
     select VMMOUSE
     select FW_CFG_DMA

@@ -77,6 +77,7 @@ config Q35
     imply VTD
     imply AMD_IOMMU
     imply E1000E_PCI_EXPRESS
+    imply VMPORT
     select PC_PCI
     select PC_ACPI
     select PCI_EXPRESS_Q35
@@ -84,7 +85,6 @@ config Q35
     select AHCI_ICH9
     select DIMM
     select SMBIOS
-    select VMPORT
     select VMMOUSE
     select FW_CFG_DMA

diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index c33ce47578..549c437050 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -83,6 +83,7 @@
 #include "hw/mem/memory-device.h"
 #include "sysemu/replay.h"
 #include "qapi/qmp/qerror.h"
+#include "config-devices.h"

 /* debug PC/ISA interrupts */
 //#define DEBUG_IRQ
@@ -2793,7 +2794,11 @@ static void pc_machine_initfn(Object *obj)

     pcms->max_ram_below_4g = 0; /* use default */
     pcms->smm = ON_OFF_AUTO_AUTO;
+#ifdef CONFIG_VMPORT
     pcms->vmport = ON_OFF_AUTO_AUTO;
+#else
+    pcms->vmport = ON_OFF_AUTO_OFF;
+#endif /* CONFIG_VMPORT */
     /* acpi build is enabled by default if machine supports it */
     pcms->acpi_build_enabled = PC_MACHINE_GET_CLASS(pcms)->has_acpi_build;
     pcms->smbus_enabled = true;
--
2.17.2