diff options
| author | Gerd Hoffmann <kraxel@redhat.com> | 2020-10-20 09:48:39 +0200 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2020-10-21 11:36:19 +0200 |
| commit | d4a42e85818141b190af9c6f43175393f1fcbb44 (patch) | |
| tree | 5a8f49a4dbfb5dbf6d4f44f7ac9e235439bf323b /hw/i386/microvm.c | |
| parent | 7114f6eac333d99b1db87eedd3f6620a98354296 (diff) | |
| download | qemu-d4a42e85818141b190af9c6f43175393f1fcbb44.zip qemu-d4a42e85818141b190af9c6f43175393f1fcbb44.tar.gz qemu-d4a42e85818141b190af9c6f43175393f1fcbb44.tar.bz2 | |
microvm: add usb support
Wire up "usb=on" machine option, when enabled add
a sysbus xhci controller with 8 ports.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20201020074844.5304-6-kraxel@redhat.com
Diffstat (limited to 'hw/i386/microvm.c')
| -rw-r--r-- | hw/i386/microvm.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/hw/i386/microvm.c b/hw/i386/microvm.c index c60ba4e..5428448 100644 --- a/hw/i386/microvm.c +++ b/hw/i386/microvm.c @@ -47,6 +47,7 @@ #include "hw/acpi/acpi.h" #include "hw/acpi/generic_event_device.h" #include "hw/pci-host/gpex.h" +#include "hw/usb/xhci.h" #include "cpu.h" #include "elf.h" @@ -197,6 +198,18 @@ static void microvm_devices_init(MicrovmMachineState *mms) x86ms->acpi_dev = HOTPLUG_HANDLER(dev); } + if (x86_machine_is_acpi_enabled(x86ms) && machine_usb(MACHINE(mms))) { + DeviceState *dev = qdev_new(TYPE_XHCI_SYSBUS); + qdev_prop_set_uint32(dev, "intrs", 1); + qdev_prop_set_uint32(dev, "slots", XHCI_MAXSLOTS); + qdev_prop_set_uint32(dev, "p2", 8); + qdev_prop_set_uint32(dev, "p3", 8); + sysbus_realize(SYS_BUS_DEVICE(dev), &error_fatal); + sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, MICROVM_XHCI_BASE); + sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, + x86ms->gsi[MICROVM_XHCI_IRQ]); + } + if (x86_machine_is_acpi_enabled(x86ms) && mms->pcie == ON_OFF_AUTO_ON) { /* use topmost 25% of the address space available */ hwaddr phys_size = (hwaddr)1 << X86_CPU(first_cpu)->phys_bits; |