diff options
Diffstat (limited to 'include/linux/vfio.h')
| -rw-r--r-- | include/linux/vfio.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/include/linux/vfio.h b/include/linux/vfio.h index acb046fd5b70..0a4f180a11d8 100644 --- a/include/linux/vfio.h +++ b/include/linux/vfio.h @@ -223,6 +223,7 @@ struct vfio_device_info { __u32 argsz; __u32 flags; #define VFIO_DEVICE_FLAGS_RESET (1 << 0) /* Device supports reset */ +#define VFIO_DEVICE_FLAGS_PCI (1 << 1) /* vfio-pci device */ __u32 num_regions; /* Max region index + 1 */ __u32 num_irqs; /* Max IRQ index + 1 */ }; @@ -364,6 +365,31 @@ struct vfio_irq_set { */ #define VFIO_DEVICE_RESET _IO(VFIO_TYPE, VFIO_BASE + 11) +/* + * The VFIO-PCI bus driver makes use of the following fixed region and + * IRQ index mapping. Unimplemented regions return a size of zero. + * Unimplemented IRQ types return a count of zero. + */ + +enum { + VFIO_PCI_BAR0_REGION_INDEX, + VFIO_PCI_BAR1_REGION_INDEX, + VFIO_PCI_BAR2_REGION_INDEX, + VFIO_PCI_BAR3_REGION_INDEX, + VFIO_PCI_BAR4_REGION_INDEX, + VFIO_PCI_BAR5_REGION_INDEX, + VFIO_PCI_ROM_REGION_INDEX, + VFIO_PCI_CONFIG_REGION_INDEX, + VFIO_PCI_NUM_REGIONS +}; + +enum { + VFIO_PCI_INTX_IRQ_INDEX, + VFIO_PCI_MSI_IRQ_INDEX, + VFIO_PCI_MSIX_IRQ_INDEX, + VFIO_PCI_NUM_IRQS +}; + /* -------- API for Type1 VFIO IOMMU -------- */ /** |