1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2021-2022, NVIDIA CORPORATION & AFFILIATES.
4 #ifndef _UAPI_IOMMUFD_TEST_H
5 #define _UAPI_IOMMUFD_TEST_H
7 #include <linux/types.h>
8 #include <linux/iommufd.h>
11 IOMMU_TEST_OP_ADD_RESERVED = 1,
12 IOMMU_TEST_OP_MOCK_DOMAIN,
13 IOMMU_TEST_OP_MD_CHECK_MAP,
14 IOMMU_TEST_OP_MD_CHECK_REFS,
15 IOMMU_TEST_OP_CREATE_ACCESS,
16 IOMMU_TEST_OP_DESTROY_ACCESS_PAGES,
17 IOMMU_TEST_OP_ACCESS_PAGES,
18 IOMMU_TEST_OP_ACCESS_RW,
19 IOMMU_TEST_OP_SET_TEMP_MEMORY_LIMIT,
20 IOMMU_TEST_OP_MOCK_DOMAIN_REPLACE,
21 IOMMU_TEST_OP_ACCESS_REPLACE_IOAS,
25 MOCK_APERTURE_START = 1UL << 24,
26 MOCK_APERTURE_LAST = (1UL << 31) - 1,
30 MOCK_FLAGS_ACCESS_WRITE = 1 << 0,
31 MOCK_FLAGS_ACCESS_SYZ = 1 << 16,
35 MOCK_ACCESS_RW_WRITE = 1 << 0,
36 MOCK_ACCESS_RW_SLOW_PATH = 1 << 2,
40 MOCK_FLAGS_ACCESS_CREATE_NEEDS_PIN_PAGES = 1 << 0,
43 struct iommu_test_cmd {
56 /* out_idev_id is the standard iommufd_bind object */
61 } mock_domain_replace;
77 __u32 access_pages_id;
78 } destroy_access_pages;
81 __u32 out_access_pages_id;
97 } access_replace_ioas;
101 #define IOMMU_TEST_CMD _IO(IOMMUFD_TYPE, IOMMUFD_CMD_BASE + 32)
103 /* Mock structs for IOMMU_DEVICE_GET_HW_INFO ioctl */
104 #define IOMMU_HW_INFO_TYPE_SELFTEST 0xfeedbeef
105 #define IOMMU_HW_INFO_SELFTEST_REGVAL 0xdeadbeef
107 struct iommu_test_hw_info {