130 lines
3.5 KiB
C
130 lines
3.5 KiB
C
/****************************************************************************
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****************************************************************************
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***
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*** This header was automatically generated from a Linux kernel header
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*** of the same name, to make information necessary for userspace to
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*** call into the kernel available to libc. It contains only constants,
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*** structures, and macros generated from the original header, and thus,
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*** contains no copyrightable information.
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***
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*** To edit the content of this header, modify the corresponding
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*** source file (e.g. under external/kernel-headers/original/) then
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*** run bionic/libc/kernel/tools/update_all.py
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***
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*** Any manual change here will be lost the next time this script will
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*** be run. You've been warned!
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***
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****************************************************************************
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****************************************************************************/
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#ifndef _UAPI_IOMMUFD_H
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#define _UAPI_IOMMUFD_H
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#include <linux/types.h>
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#include <linux/ioctl.h>
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#define IOMMUFD_TYPE (';')
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enum {
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IOMMUFD_CMD_BASE = 0x80,
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IOMMUFD_CMD_DESTROY = IOMMUFD_CMD_BASE,
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IOMMUFD_CMD_IOAS_ALLOC,
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IOMMUFD_CMD_IOAS_ALLOW_IOVAS,
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IOMMUFD_CMD_IOAS_COPY,
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IOMMUFD_CMD_IOAS_IOVA_RANGES,
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IOMMUFD_CMD_IOAS_MAP,
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IOMMUFD_CMD_IOAS_UNMAP,
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IOMMUFD_CMD_OPTION,
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IOMMUFD_CMD_VFIO_IOAS,
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};
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struct iommu_destroy {
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__u32 size;
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__u32 id;
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};
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#define IOMMU_DESTROY _IO(IOMMUFD_TYPE, IOMMUFD_CMD_DESTROY)
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struct iommu_ioas_alloc {
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__u32 size;
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__u32 flags;
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__u32 out_ioas_id;
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};
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#define IOMMU_IOAS_ALLOC _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_ALLOC)
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struct iommu_iova_range {
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__aligned_u64 start;
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__aligned_u64 last;
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};
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struct iommu_ioas_iova_ranges {
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__u32 size;
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__u32 ioas_id;
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__u32 num_iovas;
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__u32 __reserved;
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__aligned_u64 allowed_iovas;
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__aligned_u64 out_iova_alignment;
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};
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#define IOMMU_IOAS_IOVA_RANGES _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_IOVA_RANGES)
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struct iommu_ioas_allow_iovas {
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__u32 size;
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__u32 ioas_id;
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__u32 num_iovas;
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__u32 __reserved;
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__aligned_u64 allowed_iovas;
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};
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#define IOMMU_IOAS_ALLOW_IOVAS _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_ALLOW_IOVAS)
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enum iommufd_ioas_map_flags {
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IOMMU_IOAS_MAP_FIXED_IOVA = 1 << 0,
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IOMMU_IOAS_MAP_WRITEABLE = 1 << 1,
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IOMMU_IOAS_MAP_READABLE = 1 << 2,
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};
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struct iommu_ioas_map {
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__u32 size;
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__u32 flags;
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__u32 ioas_id;
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__u32 __reserved;
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__aligned_u64 user_va;
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__aligned_u64 length;
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__aligned_u64 iova;
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};
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#define IOMMU_IOAS_MAP _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_MAP)
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struct iommu_ioas_copy {
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__u32 size;
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__u32 flags;
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__u32 dst_ioas_id;
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__u32 src_ioas_id;
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__aligned_u64 length;
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__aligned_u64 dst_iova;
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__aligned_u64 src_iova;
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};
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#define IOMMU_IOAS_COPY _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_COPY)
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struct iommu_ioas_unmap {
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__u32 size;
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__u32 ioas_id;
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__aligned_u64 iova;
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__aligned_u64 length;
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};
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#define IOMMU_IOAS_UNMAP _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_UNMAP)
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enum iommufd_option {
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IOMMU_OPTION_RLIMIT_MODE = 0,
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IOMMU_OPTION_HUGE_PAGES = 1,
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};
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enum iommufd_option_ops {
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IOMMU_OPTION_OP_SET = 0,
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IOMMU_OPTION_OP_GET = 1,
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};
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struct iommu_option {
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__u32 size;
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__u32 option_id;
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__u16 op;
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__u16 __reserved;
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__u32 object_id;
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__aligned_u64 val64;
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};
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#define IOMMU_OPTION _IO(IOMMUFD_TYPE, IOMMUFD_CMD_OPTION)
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enum iommufd_vfio_ioas_op {
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IOMMU_VFIO_IOAS_GET = 0,
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IOMMU_VFIO_IOAS_SET = 1,
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IOMMU_VFIO_IOAS_CLEAR = 2,
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};
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struct iommu_vfio_ioas {
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__u32 size;
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__u32 ioas_id;
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__u16 op;
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__u16 __reserved;
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};
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#define IOMMU_VFIO_IOAS _IO(IOMMUFD_TYPE, IOMMUFD_CMD_VFIO_IOAS)
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#endif
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