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[PATCH-for-9.0] hw/i386/pc: Restrict CXL to PCI-based machines

Message ID 20240327161642.33574-1-philmd@linaro.org
State New
Headers show
Series [PATCH-for-9.0] hw/i386/pc: Restrict CXL to PCI-based machines | expand

Commit Message

Philippe Mathieu-Daudé March 27, 2024, 4:16 p.m. UTC 
CXL is based on PCIe. In is pointless to initialize
its context on non-PCI machines.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/i386/pc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index e80f02bef4..5c21b0c4db 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1738,7 +1738,9 @@  static void pc_machine_initfn(Object *obj)
     pcms->pcspk = isa_new(TYPE_PC_SPEAKER);
     object_property_add_alias(OBJECT(pcms), "pcspk-audiodev",
                               OBJECT(pcms->pcspk), "audiodev");
-    cxl_machine_init(obj, &pcms->cxl_devices_state);
+    if (pcmc->pci_enabled) {
+        cxl_machine_init(obj, &pcms->cxl_devices_state);
+    }
 
     pcms->machine_done.notify = pc_machine_done;
     qemu_add_machine_init_done_notifier(&pcms->machine_done);