7444fd2a0d
Type: improvement Change-Id: Ic8e2785bf375882defe5a1d299948d522cdd4895 Signed-off-by: Damjan Marion <damarion@cisco.com>
64 lines
1.6 KiB
C
64 lines
1.6 KiB
C
/*
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* Copyright (c) 2018 Cisco and/or its affiliates.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef included_vlib_linux_vfio_h
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#define included_vlib_linux_vfio_h
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typedef struct
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{
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int group;
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int fd;
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int refcnt;
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} linux_pci_vfio_iommu_group_t;
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typedef struct
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{
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int container_fd;
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/* VFIO */
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int iommu_mode;
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/* pool of IOMMU groups */
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linux_pci_vfio_iommu_group_t *iommu_groups;
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/* iommu group pool index by group id hash */
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uword *iommu_pool_index_by_group;
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clib_bitmap_t *physmem_pages_mapped;
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/* logging */
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vlib_log_class_t log_default;
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} linux_vfio_main_t;
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extern linux_vfio_main_t vfio_main;
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clib_error_t *linux_vfio_init (vlib_main_t * vm);
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clib_error_t *vfio_map_physmem_page (vlib_main_t * vm, void *addr);
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clib_error_t *linux_vfio_group_get_device_fd (vlib_pci_addr_t * addr,
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int *fd, int *is_noiommu);
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format_function_t format_vfio_region_info;
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format_function_t format_vfio_irq_set;
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#endif /* included_vlib_linux_vfio_h */
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/*
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* fd.io coding-style-patch-verification: ON
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*
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* Local Variables:
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* eval: (c-set-style "gnu")
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* End:
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*/
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