 dc0ae76770
			
		
	
	
		dc0ae76770
		
	
	
	
	
		
			
			The shpc component is optional while ACPI hotplug is used for hot-plugging PCI devices into a PCI-PCI bridge. Disabling the shpc by default will make slot 0 usable at boot time and not only for hot-plug, without loosing any functionality. Older machines will have shpc enabled for compatibility reasons. Signed-off-by: Marcel Apfelbaum <marcel@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
		
			
				
	
	
		
			174 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			174 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef HW_COMPAT_H
 | |
| #define HW_COMPAT_H
 | |
| 
 | |
| #define HW_COMPAT_2_8 \
 | |
|     {\
 | |
|         .driver   = "fw_cfg_mem",\
 | |
|         .property = "x-file-slots",\
 | |
|         .value    = stringify(0x10),\
 | |
|     },{\
 | |
|         .driver   = "fw_cfg_io",\
 | |
|         .property = "x-file-slots",\
 | |
|         .value    = stringify(0x10),\
 | |
|     },{\
 | |
|         .driver   = "pflash_cfi01",\
 | |
|         .property = "old-multiple-chip-handling",\
 | |
|         .value    = "on",\
 | |
|     },{\
 | |
|         .driver   = "pci-bridge",\
 | |
|         .property = "shpc",\
 | |
|         .value    = "on",\
 | |
|     },
 | |
| 
 | |
| #define HW_COMPAT_2_7 \
 | |
|     {\
 | |
|         .driver   = "virtio-pci",\
 | |
|         .property = "page-per-vq",\
 | |
|         .value    = "on",\
 | |
|     },{\
 | |
|         .driver   = "virtio-serial-device",\
 | |
|         .property = "emergency-write",\
 | |
|         .value    = "off",\
 | |
|     },{\
 | |
|         .driver   = "ioapic",\
 | |
|         .property = "version",\
 | |
|         .value    = "0x11",\
 | |
|     },{\
 | |
|         .driver   = "intel-iommu",\
 | |
|         .property = "x-buggy-eim",\
 | |
|         .value    = "true",\
 | |
|     },{\
 | |
|         .driver   = "virtio-pci",\
 | |
|         .property = "x-ignore-backend-features",\
 | |
|         .value    = "on",\
 | |
|     },
 | |
| 
 | |
| #define HW_COMPAT_2_6 \
 | |
|     {\
 | |
|         .driver   = "virtio-mmio",\
 | |
|         .property = "format_transport_address",\
 | |
|         .value    = "off",\
 | |
|     },{\
 | |
|         .driver   = "virtio-pci",\
 | |
|         .property = "disable-modern",\
 | |
|         .value    = "on",\
 | |
|     },{\
 | |
|         .driver   = "virtio-pci",\
 | |
|         .property = "disable-legacy",\
 | |
|         .value    = "off",\
 | |
|     },
 | |
| 
 | |
| #define HW_COMPAT_2_5 \
 | |
|     {\
 | |
|         .driver   = "isa-fdc",\
 | |
|         .property = "fallback",\
 | |
|         .value    = "144",\
 | |
|     },{\
 | |
|         .driver   = "pvscsi",\
 | |
|         .property = "x-old-pci-configuration",\
 | |
|         .value    = "on",\
 | |
|     },{\
 | |
|         .driver   = "pvscsi",\
 | |
|         .property = "x-disable-pcie",\
 | |
|         .value    = "on",\
 | |
|     },\
 | |
|     {\
 | |
|         .driver   = "vmxnet3",\
 | |
|         .property = "x-old-msi-offsets",\
 | |
|         .value    = "on",\
 | |
|     },{\
 | |
|         .driver   = "vmxnet3",\
 | |
|         .property = "x-disable-pcie",\
 | |
|         .value    = "on",\
 | |
|     },
 | |
| 
 | |
| #define HW_COMPAT_2_4 \
 | |
|     {\
 | |
|         .driver   = "virtio-blk-device",\
 | |
|         .property = "scsi",\
 | |
|         .value    = "true",\
 | |
|     },{\
 | |
|         .driver   = "e1000",\
 | |
|         .property = "extra_mac_registers",\
 | |
|         .value    = "off",\
 | |
|     },{\
 | |
|         .driver   = "virtio-pci",\
 | |
|         .property = "x-disable-pcie",\
 | |
|         .value    = "on",\
 | |
|     },{\
 | |
|         .driver   = "virtio-pci",\
 | |
|         .property = "migrate-extra",\
 | |
|         .value    = "off",\
 | |
|     },{\
 | |
|         .driver   = "fw_cfg_mem",\
 | |
|         .property = "dma_enabled",\
 | |
|         .value    = "off",\
 | |
|     },{\
 | |
|         .driver   = "fw_cfg_io",\
 | |
|         .property = "dma_enabled",\
 | |
|         .value    = "off",\
 | |
|     },
 | |
| 
 | |
| #define HW_COMPAT_2_3 \
 | |
|     {\
 | |
|         .driver   = "virtio-blk-pci",\
 | |
|         .property = "any_layout",\
 | |
|         .value    = "off",\
 | |
|     },{\
 | |
|         .driver   = "virtio-balloon-pci",\
 | |
|         .property = "any_layout",\
 | |
|         .value    = "off",\
 | |
|     },{\
 | |
|         .driver   = "virtio-serial-pci",\
 | |
|         .property = "any_layout",\
 | |
|         .value    = "off",\
 | |
|     },{\
 | |
|         .driver   = "virtio-9p-pci",\
 | |
|         .property = "any_layout",\
 | |
|         .value    = "off",\
 | |
|     },{\
 | |
|         .driver   = "virtio-rng-pci",\
 | |
|         .property = "any_layout",\
 | |
|         .value    = "off",\
 | |
|     },{\
 | |
|         .driver   = TYPE_PCI_DEVICE,\
 | |
|         .property = "x-pcie-lnksta-dllla",\
 | |
|         .value    = "off",\
 | |
|     },
 | |
| 
 | |
| #define HW_COMPAT_2_2 \
 | |
|     /* empty */
 | |
| 
 | |
| #define HW_COMPAT_2_1 \
 | |
|     {\
 | |
|         .driver   = "intel-hda",\
 | |
|         .property = "old_msi_addr",\
 | |
|         .value    = "on",\
 | |
|     },{\
 | |
|         .driver   = "VGA",\
 | |
|         .property = "qemu-extended-regs",\
 | |
|         .value    = "off",\
 | |
|     },{\
 | |
|         .driver   = "secondary-vga",\
 | |
|         .property = "qemu-extended-regs",\
 | |
|         .value    = "off",\
 | |
|     },{\
 | |
|         .driver   = "virtio-scsi-pci",\
 | |
|         .property = "any_layout",\
 | |
|         .value    = "off",\
 | |
|     },{\
 | |
|         .driver   = "usb-mouse",\
 | |
|         .property = "usb_version",\
 | |
|         .value    = stringify(1),\
 | |
|     },{\
 | |
|         .driver   = "usb-kbd",\
 | |
|         .property = "usb_version",\
 | |
|         .value    = stringify(1),\
 | |
|     },{\
 | |
|         .driver   = "virtio-pci",\
 | |
|         .property = "virtio-pci-bus-master-bug-migration",\
 | |
|         .value    = "on",\
 | |
|     },
 | |
| 
 | |
| #endif /* HW_COMPAT_H */
 |