hw/i386/Kconfig: Allow to compile Q35 without FDC_ISA

The q35 machine can be used without floppy disk controller (FDC),
but due to our current Kconfig setup, the FDC code is still always
included in the binary. To fix this, the "PC" config option should
only imply the "FDC_ISA" instead of always selecting it.

The i440fx and the isa-pc machine currently always instantiate
the FDC, so we have to add the select statements now there instead.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Acked-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240425184315.553329-3-thuth@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>

diff --git a/hw/i386/Kconfig b/hw/i386/Kconfig
index 4362164962c2d9e4a93140c16d839c1f854fe184..58ca8f246d76647cfa6960976f4be4442372e583 100644 (file)
--- a/hw/i386/Kconfig
+++ b/hw/i386/Kconfig
@@ -32,7 +32,7 @@ config PC
     imply VGA_PCI
     imply VIRTIO_VGA
     imply NVDIMM
-    select FDC_ISA
+    imply FDC_ISA
     select I8259
     select I8254
     select PCKBD
@@ -72,6 +72,7 @@ config I440FX
     imply VMPORT
     imply VMMOUSE
     select ACPI_PIIX4
+    select FDC_ISA
     select PC_PCI
     select PC_ACPI
     select PCI_I440FX
@@ -87,6 +88,7 @@ config ISAPC
     depends on I386
     imply VGA_ISA
     select ISA_BUS
+    select FDC_ISA
     select PC
     select IDE_ISA
     # FIXME: it is in the same file as i440fx, and does not compile