sys/linux: add IOMMU_HWPT_GET_DIRTY_BITMAP

3 files changed, 31 insertions, 0 deletions

diff --git a/sys/linux/dev_iommu.txt b/sys/linux/dev_iommu.txt
index b2671a0d9..31462b0ee 100644
--- a/sys/linux/dev_iommu.txt
+++ b/sys/linux/dev_iommu.txt
@@ -37,6 +37,7 @@ ioctl$IOMMU_HWPT_ALLOC$TEST(fd fd_iommufd, cmd const[IOMMU_HWPT_ALLOC], arg ptr[
 
 ioctl$IOMMU_GET_HW_INFO(fd fd_iommufd, cmd const[IOMMU_GET_HW_INFO], arg ptr[in, iommu_hw_info])
 ioctl$IOMMU_HWPT_SET_DIRTY_TRACKING(fd fd_iommufd, cmd const[IOMMU_HWPT_SET_DIRTY_TRACKING], arg ptr[in, iommu_hwpt_set_dirty_tracking])
+ioctl$IOMMU_HWPT_GET_DIRTY_BITMAP(fd fd_iommufd, cmd const[IOMMU_HWPT_GET_DIRTY_BITMAP], arg ptr[in, iommu_hwpt_get_dirty_bitmap])
 
 # VFIO compatibility ioctls
 # This shares a few structs with dev_vfio.txt
@@ -214,6 +215,17 @@ iommu_hwpt_set_dirty_tracking {
 	__reserved	const[0x0, int32]
 }
 
+iommu_hwpt_get_dirty_bitmap {
+	size		len[parent, int32]
+	hwpt_id		hwpt_handle
+	flags		flags[iommufd_hwpt_get_dirty_bitmap_flags, int32]
+	__reserved	const[0x0, int32]
+	iova		int64
+	length		int64
+	page_size	int64
+	data		ptr64[out, array[int8]]
+}
+
 iommu_iova_range {
 	start	int64
 	last	int64
@@ -224,6 +236,7 @@ iommufd_ioas_map_flags_syz = MOCK_FLAGS_ACCESS_SYZ, IOMMU_IOAS_MAP_WRITEABLE, IO
 iommufd_option_ops = IOMMU_OPTION_OP_SET, IOMMU_OPTION_OP_GET
 iommufd_hwpt_alloc_flags = IOMMU_HWPT_ALLOC_NEST_PARENT, IOMMU_HWPT_ALLOC_DIRTY_TRACKING
 iommufd_hwpt_set_dirty_tracking_flags = IOMMU_HWPT_DIRTY_TRACKING_ENABLE
+iommufd_hwpt_get_dirty_bitmap_flags = IOMMU_HWPT_GET_DIRTY_BITMAP_NO_CLEAR
 
 iommu_type = VFIO_TYPE1_IOMMU, VFIO_TYPE1v2_IOMMU
 iommu_extension = VFIO_TYPE1_IOMMU, VFIO_TYPE1v2_IOMMU, VFIO_UNMAP_ALL, VFIO_DMA_CC_IOMMU, VFIO_TYPE1_NESTING_IOMMU, VFIO_UPDATE_VADDR
@@ -243,6 +256,7 @@ resource selftest_device_handle[int32]
 
 ioctl$IOMMU_TEST_OP_ADD_RESERVED(fd fd_iommufd, cmd const[IOMMU_TEST_CMD], arg ptr[in, iommu_test_cmd$add_reserved])
 ioctl$IOMMU_TEST_OP_MOCK_DOMAIN(fd fd_iommufd, cmd const[IOMMU_TEST_CMD], arg ptr[in, iommu_test_cmd$mock_domain])
+ioctl$IOMMU_TEST_OP_MOCK_DOMAIN_FLAGS(fd fd_iommufd, cmd const[IOMMU_TEST_CMD], arg ptr[in, iommu_test_cmd$mock_domain_flags])
 ioctl$IOMMU_TEST_OP_MD_CHECK_MAP(fd fd_iommufd, cmd const[IOMMU_TEST_CMD], arg ptr[in, iommu_test_cmd$md_check_map])
 ioctl$IOMMU_TEST_OP_MD_CHECK_REFS(fd fd_iommufd, cmd const[IOMMU_TEST_CMD], arg ptr[in, iommu_test_cmd$md_check_refs])
 ioctl$IOMMU_TEST_OP_CREATE_ACCESS(fd fd_iommufd, cmd const[IOMMU_TEST_CMD], arg ptr[in, iommu_test_cmd$create_access])
@@ -277,6 +291,17 @@ iommu_test_cmd$mock_domain {
 	out_idev_id	device_handle	(out)
 } [size[IOMMU_TEST_CMD_SIZE]]
 
+iommu_test_cmd$mock_domain_flags {
+	size		len[parent, int32]
+	op		const[IOMMU_TEST_OP_MOCK_DOMAIN, int32]
+	id		ioas_handle
+	__reserved	const[0x0, int32]
+	out_stdev_id	selftest_device_handle	(out)
+	out_hwpt_id	hwpt_handle	(out)
+	out_idev_id	device_handle	(out)
+	dev_flags	flags[iommu_test_cmd_mock_domain_flags, int32]
+} [size[IOMMU_TEST_CMD_SIZE]]
+
 iommu_test_cmd$md_check_map {
 	size		len[parent, int32]
 	op		const[IOMMU_TEST_OP_MD_CHECK_MAP, int32]
@@ -406,3 +431,4 @@ iommu_test_cmd_acess_pages_flags = MOCK_FLAGS_ACCESS_WRITE
 iommu_test_cmd_acess_pages_flags_syz = MOCK_FLAGS_ACCESS_SYZ, MOCK_FLAGS_ACCESS_WRITE
 iommu_test_cmd_acess_rw_flags = MOCK_ACCESS_RW_WRITE, MOCK_ACCESS_RW_SLOW_PATH
 iommu_test_cmd_acess_rw_flags_syz = MOCK_FLAGS_ACCESS_SYZ, iommu_test_cmd_acess_rw_flags
+iommu_test_cmd_mock_domain_flags = MOCK_FLAGS_DEVICE_NO_DIRTY
diff --git a/sys/linux/dev_iommu.txt.const b/sys/linux/dev_iommu.txt.const
index 259d06db8..f98b10561 100644
--- a/sys/linux/dev_iommu.txt.const
+++ b/sys/linux/dev_iommu.txt.const
@@ -9,6 +9,8 @@ IOMMU_HWPT_ALLOC_NEST_PARENT = 1
 IOMMU_HWPT_DATA_NONE = 0
 IOMMU_HWPT_DATA_SELFTEST = 57005
 IOMMU_HWPT_DIRTY_TRACKING_ENABLE = 1
+IOMMU_HWPT_GET_DIRTY_BITMAP = 15244, mips64le:ppc64le:536886156
+IOMMU_HWPT_GET_DIRTY_BITMAP_NO_CLEAR = 1
 IOMMU_HWPT_SET_DIRTY_TRACKING = 15243, mips64le:ppc64le:536886155
 IOMMU_IOAS_ALLOC = 15233, mips64le:ppc64le:536886145
 IOMMU_IOAS_ALLOW_IOVAS = 15234, mips64le:ppc64le:536886146
@@ -46,6 +48,7 @@ MOCK_ACCESS_RW_WRITE = 1
 MOCK_FLAGS_ACCESS_CREATE_NEEDS_PIN_PAGES = 1
 MOCK_FLAGS_ACCESS_SYZ = 65536
 MOCK_FLAGS_ACCESS_WRITE = 1
+MOCK_FLAGS_DEVICE_NO_DIRTY = 1
 VFIO_CHECK_EXTENSION = 15205, mips64le:ppc64le:536886117
 VFIO_DMA_CC_IOMMU = 4
 VFIO_GET_API_VERSION = 15204, mips64le:ppc64le:536886116
diff --git a/sys/linux/test/dev_iommu b/sys/linux/test/dev_iommu
index 1dfc573a0..a1d1a1acc 100644
--- a/sys/linux/test/dev_iommu
+++ b/sys/linux/test/dev_iommu
@@ -67,8 +67,10 @@ ioctl$IOMMU_DESTROY$stdev(r0, 0x3b80, &AUTO={0x8, r4})
 ioctl$IOMMU_TEST_OP_MOCK_DOMAIN(r0, 0x3ba0, &AUTO={0x48, 0x2, r1, 0x0, <r4=>0x0, <r3=>0x0, <r2=>0x0})
 ioctl$IOMMU_HWPT_ALLOC$NONE(r0, 0x3b89,  &AUTO={0x28, 0x2, r2, r1, <r3=>0x0, 0x0, 0x0, 0x0, &AUTO=''})
 ioctl$IOMMU_HWPT_SET_DIRTY_TRACKING(r0, 0x3b8b, &AUTO={0x16, 0x1, r3, 0x0})
+ioctl$IOMMU_HWPT_GET_DIRTY_BITMAP(r0, 0x3b8c, &AUTO={0x30, r3, 0x0, 0x0, 0x0, 0x1000, 0x1000, &AUTO='LLLLLLLLLLLLLLLLLLLLLLLLLLLL'})
 ioctl$IOMMU_DESTROY$hwpt(r0, 0x3b80, &AUTO={0x8, r3})
 ioctl$IOMMU_DESTROY$stdev(r0, 0x3b80, &AUTO={0x8, r4})
+ioctl$IOMMU_IOAS_UNMAP$ALL(r0, 0x3b86, &AUTO={0x18, r1, 0, 0xFFFFFFFFFFFFFFFF})
 
 ioctl$IOMMU_TEST_OP_SET_TEMP_MEMORY_LIMIT(r0, 0x3ba0, &AUTO={0x48, 0x9, 0x0, 0x0, 0x10})