From 5fc1a686607a40cbf0aa0b861dd8e9a642813a83 Mon Sep 17 00:00:00 2001 From: Thomas Huth Date: Fri, 14 Jul 2023 12:49:03 +0200 Subject: [PATCH] hw/mips: Improve the default USB settings in the loongson3-virt machine MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit It's possible to compile QEMU without the USB devices (e.g. when using "--without-default-devices" as option for the "configure" script). To be still able to run the loongson3-virt machine in default mode with such a QEMU binary, we have to check here for the availability of the OHCI controller first before instantiating the USB devices. Signed-off-by: Thomas Huth Reviewed-by: Philippe Mathieu-Daudé Message-Id: <20230714104903.284845-1-thuth@redhat.com> Signed-off-by: Philippe Mathieu-Daudé --- hw/mips/loongson3_virt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/mips/loongson3_virt.c b/hw/mips/loongson3_virt.c index 4018b8c1d3..3ad0a223df 100644 --- a/hw/mips/loongson3_virt.c +++ b/hw/mips/loongson3_virt.c @@ -447,7 +447,7 @@ static inline void loongson3_virt_devices_init(MachineState *machine, pci_vga_init(pci_bus); - if (defaults_enabled()) { + if (defaults_enabled() && object_class_by_name("pci-ohci")) { pci_create_simple(pci_bus, -1, "pci-ohci"); usb_create_simple(usb_bus_find(-1), "usb-kbd"); usb_create_simple(usb_bus_find(-1), "usb-tablet");