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microvm: add usb support

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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
This commit is contained in:
Gerd Hoffmann 2020-10-20 09:48:39 +02:00
parent 7114f6eac3
commit d4a42e8581
4 changed files with 27 additions and 1 deletions
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5
include/hw/i386/microvm.h
View file

@ -41,7 +41,7 @@
* 7 | parallel |
* 8 | rtc | rtc (rtc=on)
* 9 | acpi | acpi (ged)
* 10 | pci lnk |
* 10 | pci lnk | xhci (usb=on)
* 11 | pci lnk |
* 12 | ps2 | pcie
* 13 | fpu | pcie
@ -60,6 +60,9 @@
#define GED_MMIO_BASE_REGS (GED_MMIO_BASE + 0x200)
#define GED_MMIO_IRQ 9
#define MICROVM_XHCI_BASE 0xfe900000
#define MICROVM_XHCI_IRQ 10
#define PCIE_MMIO_BASE 0xc0000000
#define PCIE_MMIO_SIZE 0x20000000
#define PCIE_ECAM_BASE 0xe0000000