diff options
Diffstat (limited to 'linux-headers/linux')
-rw-r--r-- | linux-headers/linux/kvm.h | 4 | ||||
-rw-r--r-- | linux-headers/linux/kvm_para.h | 1 | ||||
-rw-r--r-- | linux-headers/linux/vfio.h | 80 | ||||
-rw-r--r-- | linux-headers/linux/virtio_config.h | 3 |
4 files changed, 86 insertions, 2 deletions
diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h index c614070662..13e890c53b 100644 --- a/linux-headers/linux/kvm.h +++ b/linux-headers/linux/kvm.h @@ -666,6 +666,8 @@ struct kvm_ppc_smmu_info { #define KVM_CAP_IRQ_MPIC 90 #define KVM_CAP_PPC_RTAS 91 #define KVM_CAP_IRQ_XICS 92 +#define KVM_CAP_ARM_EL1_32BIT 93 +#define KVM_CAP_SPAPR_MULTITCE 94 #ifdef KVM_CAP_IRQ_ROUTING @@ -783,6 +785,8 @@ struct kvm_dirty_tlb { #define KVM_REG_IA64 0x3000000000000000ULL #define KVM_REG_ARM 0x4000000000000000ULL #define KVM_REG_S390 0x5000000000000000ULL +#define KVM_REG_ARM64 0x6000000000000000ULL +#define KVM_REG_MIPS 0x7000000000000000ULL #define KVM_REG_SIZE_SHIFT 52 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL diff --git a/linux-headers/linux/kvm_para.h b/linux-headers/linux/kvm_para.h index 7bdcf93c1d..2dff7838b4 100644 --- a/linux-headers/linux/kvm_para.h +++ b/linux-headers/linux/kvm_para.h @@ -19,6 +19,7 @@ #define KVM_HC_MMU_OP 2 #define KVM_HC_FEATURES 3 #define KVM_HC_PPC_MAP_MAGIC_PAGE 4 +#define KVM_HC_KICK_CPU 5 /* * hypercalls use architecture specific diff --git a/linux-headers/linux/vfio.h b/linux-headers/linux/vfio.h index 7ec1864765..17c58e0ede 100644 --- a/linux-headers/linux/vfio.h +++ b/linux-headers/linux/vfio.h @@ -22,6 +22,7 @@ /* Extensions */ #define VFIO_TYPE1_IOMMU 1 +#define VFIO_SPAPR_TCE_IOMMU 2 /* * The IOCTL interface is designed for extensibility by embedding the @@ -323,6 +324,44 @@ enum { VFIO_PCI_NUM_IRQS }; +/** + * VFIO_DEVICE_GET_PCI_HOT_RESET_INFO - _IORW(VFIO_TYPE, VFIO_BASE + 12, + * struct vfio_pci_hot_reset_info) + * + * Return: 0 on success, -errno on failure: + * -enospc = insufficient buffer, -enodev = unsupported for device. + */ +struct vfio_pci_dependent_device { + __u32 group_id; + __u16 segment; + __u8 bus; + __u8 devfn; /* Use PCI_SLOT/PCI_FUNC */ +}; + +struct vfio_pci_hot_reset_info { + __u32 argsz; + __u32 flags; + __u32 count; + struct vfio_pci_dependent_device devices[]; +}; + +#define VFIO_DEVICE_GET_PCI_HOT_RESET_INFO _IO(VFIO_TYPE, VFIO_BASE + 12) + +/** + * VFIO_DEVICE_PCI_HOT_RESET - _IOW(VFIO_TYPE, VFIO_BASE + 13, + * struct vfio_pci_hot_reset) + * + * Return: 0 on success, -errno on failure. + */ +struct vfio_pci_hot_reset { + __u32 argsz; + __u32 flags; + __u32 count; + __s32 group_fds[]; +}; + +#define VFIO_DEVICE_PCI_HOT_RESET _IO(VFIO_TYPE, VFIO_BASE + 13) + /* -------- API for Type1 VFIO IOMMU -------- */ /** @@ -361,10 +400,14 @@ struct vfio_iommu_type1_dma_map { #define VFIO_IOMMU_MAP_DMA _IO(VFIO_TYPE, VFIO_BASE + 13) /** - * VFIO_IOMMU_UNMAP_DMA - _IOW(VFIO_TYPE, VFIO_BASE + 14, struct vfio_dma_unmap) + * VFIO_IOMMU_UNMAP_DMA - _IOWR(VFIO_TYPE, VFIO_BASE + 14, + * struct vfio_dma_unmap) * * Unmap IO virtual addresses using the provided struct vfio_dma_unmap. - * Caller sets argsz. + * Caller sets argsz. The actual unmapped size is returned in the size + * field. No guarantee is made to the user that arbitrary unmaps of iova + * or size different from those used in the original mapping call will + * succeed. */ struct vfio_iommu_type1_dma_unmap { __u32 argsz; @@ -375,4 +418,37 @@ struct vfio_iommu_type1_dma_unmap { #define VFIO_IOMMU_UNMAP_DMA _IO(VFIO_TYPE, VFIO_BASE + 14) +/* + * IOCTLs to enable/disable IOMMU container usage. + * No parameters are supported. + */ +#define VFIO_IOMMU_ENABLE _IO(VFIO_TYPE, VFIO_BASE + 15) +#define VFIO_IOMMU_DISABLE _IO(VFIO_TYPE, VFIO_BASE + 16) + +/* -------- Additional API for SPAPR TCE (Server POWERPC) IOMMU -------- */ + +/* + * The SPAPR TCE info struct provides the information about the PCI bus + * address ranges available for DMA, these values are programmed into + * the hardware so the guest has to know that information. + * + * The DMA 32 bit window start is an absolute PCI bus address. + * The IOVA address passed via map/unmap ioctls are absolute PCI bus + * addresses too so the window works as a filter rather than an offset + * for IOVA addresses. + * + * A flag will need to be added if other page sizes are supported, + * so as defined here, it is always 4k. + */ +struct vfio_iommu_spapr_tce_info { + __u32 argsz; + __u32 flags; /* reserved for future use */ + __u32 dma32_window_start; /* 32 bit window start (bytes) */ + __u32 dma32_window_size; /* 32 bit window size (bytes) */ +}; + +#define VFIO_IOMMU_SPAPR_TCE_GET_INFO _IO(VFIO_TYPE, VFIO_BASE + 12) + +/* ***************************************************************** */ + #endif /* VFIO_H */ diff --git a/linux-headers/linux/virtio_config.h b/linux-headers/linux/virtio_config.h index 4f51d8f3af..75dc20ba6f 100644 --- a/linux-headers/linux/virtio_config.h +++ b/linux-headers/linux/virtio_config.h @@ -51,4 +51,7 @@ * suppressed them? */ #define VIRTIO_F_NOTIFY_ON_EMPTY 24 +/* Can the device handle any descriptor layout? */ +#define VIRTIO_F_ANY_LAYOUT 27 + #endif /* _LINUX_VIRTIO_CONFIG_H */ |