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author | nkozlovskiy <nmk@ydb.tech> | 2023-10-11 19:11:46 +0300 |
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committer | nkozlovskiy <nmk@ydb.tech> | 2023-10-11 19:33:28 +0300 |
commit | 61b3971447e473726d6cdb23fc298e457b4d973c (patch) | |
tree | e2a2a864bb7717f7ae6138f6a3194a254dd2c7bb /contrib/libs/linux-headers/linux/virtio_iommu.h | |
parent | a674dc57d88d43c2e8e90a6084d5d2c988e0402c (diff) | |
download | ydb-61b3971447e473726d6cdb23fc298e457b4d973c.tar.gz |
add sanitizers dependencies
Diffstat (limited to 'contrib/libs/linux-headers/linux/virtio_iommu.h')
-rw-r--r-- | contrib/libs/linux-headers/linux/virtio_iommu.h | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/contrib/libs/linux-headers/linux/virtio_iommu.h b/contrib/libs/linux-headers/linux/virtio_iommu.h new file mode 100644 index 0000000000..bfb416a332 --- /dev/null +++ b/contrib/libs/linux-headers/linux/virtio_iommu.h @@ -0,0 +1,171 @@ +/* SPDX-License-Identifier: BSD-3-Clause */ +/* + * Virtio-iommu definition v0.12 + * + * Copyright (C) 2019 Arm Ltd. + */ +#ifndef _LINUX_VIRTIO_IOMMU_H +#define _LINUX_VIRTIO_IOMMU_H + +#include <linux/types.h> + +/* Feature bits */ +#define VIRTIO_IOMMU_F_INPUT_RANGE 0 +#define VIRTIO_IOMMU_F_DOMAIN_RANGE 1 +#define VIRTIO_IOMMU_F_MAP_UNMAP 2 +#define VIRTIO_IOMMU_F_BYPASS 3 +#define VIRTIO_IOMMU_F_PROBE 4 +#define VIRTIO_IOMMU_F_MMIO 5 +#define VIRTIO_IOMMU_F_BYPASS_CONFIG 6 + +struct virtio_iommu_range_64 { + __le64 start; + __le64 end; +}; + +struct virtio_iommu_range_32 { + __le32 start; + __le32 end; +}; + +struct virtio_iommu_config { + /* Supported page sizes */ + __le64 page_size_mask; + /* Supported IOVA range */ + struct virtio_iommu_range_64 input_range; + /* Max domain ID size */ + struct virtio_iommu_range_32 domain_range; + /* Probe buffer size */ + __le32 probe_size; + __u8 bypass; + __u8 reserved[3]; +}; + +/* Request types */ +#define VIRTIO_IOMMU_T_ATTACH 0x01 +#define VIRTIO_IOMMU_T_DETACH 0x02 +#define VIRTIO_IOMMU_T_MAP 0x03 +#define VIRTIO_IOMMU_T_UNMAP 0x04 +#define VIRTIO_IOMMU_T_PROBE 0x05 + +/* Status types */ +#define VIRTIO_IOMMU_S_OK 0x00 +#define VIRTIO_IOMMU_S_IOERR 0x01 +#define VIRTIO_IOMMU_S_UNSUPP 0x02 +#define VIRTIO_IOMMU_S_DEVERR 0x03 +#define VIRTIO_IOMMU_S_INVAL 0x04 +#define VIRTIO_IOMMU_S_RANGE 0x05 +#define VIRTIO_IOMMU_S_NOENT 0x06 +#define VIRTIO_IOMMU_S_FAULT 0x07 +#define VIRTIO_IOMMU_S_NOMEM 0x08 + +struct virtio_iommu_req_head { + __u8 type; + __u8 reserved[3]; +}; + +struct virtio_iommu_req_tail { + __u8 status; + __u8 reserved[3]; +}; + +#define VIRTIO_IOMMU_ATTACH_F_BYPASS (1 << 0) + +struct virtio_iommu_req_attach { + struct virtio_iommu_req_head head; + __le32 domain; + __le32 endpoint; + __le32 flags; + __u8 reserved[4]; + struct virtio_iommu_req_tail tail; +}; + +struct virtio_iommu_req_detach { + struct virtio_iommu_req_head head; + __le32 domain; + __le32 endpoint; + __u8 reserved[8]; + struct virtio_iommu_req_tail tail; +}; + +#define VIRTIO_IOMMU_MAP_F_READ (1 << 0) +#define VIRTIO_IOMMU_MAP_F_WRITE (1 << 1) +#define VIRTIO_IOMMU_MAP_F_MMIO (1 << 2) + +#define VIRTIO_IOMMU_MAP_F_MASK (VIRTIO_IOMMU_MAP_F_READ | \ + VIRTIO_IOMMU_MAP_F_WRITE | \ + VIRTIO_IOMMU_MAP_F_MMIO) + +struct virtio_iommu_req_map { + struct virtio_iommu_req_head head; + __le32 domain; + __le64 virt_start; + __le64 virt_end; + __le64 phys_start; + __le32 flags; + struct virtio_iommu_req_tail tail; +}; + +struct virtio_iommu_req_unmap { + struct virtio_iommu_req_head head; + __le32 domain; + __le64 virt_start; + __le64 virt_end; + __u8 reserved[4]; + struct virtio_iommu_req_tail tail; +}; + +#define VIRTIO_IOMMU_PROBE_T_NONE 0 +#define VIRTIO_IOMMU_PROBE_T_RESV_MEM 1 + +#define VIRTIO_IOMMU_PROBE_T_MASK 0xfff + +struct virtio_iommu_probe_property { + __le16 type; + __le16 length; +}; + +#define VIRTIO_IOMMU_RESV_MEM_T_RESERVED 0 +#define VIRTIO_IOMMU_RESV_MEM_T_MSI 1 + +struct virtio_iommu_probe_resv_mem { + struct virtio_iommu_probe_property head; + __u8 subtype; + __u8 reserved[3]; + __le64 start; + __le64 end; +}; + +struct virtio_iommu_req_probe { + struct virtio_iommu_req_head head; + __le32 endpoint; + __u8 reserved[64]; + + __u8 properties[]; + + /* + * Tail follows the variable-length properties array. No padding, + * property lengths are all aligned on 8 bytes. + */ +}; + +/* Fault types */ +#define VIRTIO_IOMMU_FAULT_R_UNKNOWN 0 +#define VIRTIO_IOMMU_FAULT_R_DOMAIN 1 +#define VIRTIO_IOMMU_FAULT_R_MAPPING 2 + +#define VIRTIO_IOMMU_FAULT_F_READ (1 << 0) +#define VIRTIO_IOMMU_FAULT_F_WRITE (1 << 1) +#define VIRTIO_IOMMU_FAULT_F_EXEC (1 << 2) +#define VIRTIO_IOMMU_FAULT_F_ADDRESS (1 << 8) + +struct virtio_iommu_fault { + __u8 reason; + __u8 reserved[3]; + __le32 flags; + __le32 endpoint; + __u8 reserved2[4]; + __le64 address; +}; + +#endif |