| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef __UM_VFIO_USER_H |
| #define __UM_VFIO_USER_H |
| |
| struct uml_vfio_user_device { |
| int device; |
| |
| struct { |
| uint64_t size; |
| uint64_t offset; |
| } *region; |
| int num_regions; |
| |
| int32_t *irqfd; |
| int irq_count; |
| }; |
| |
| int uml_vfio_user_open_container(void); |
| int uml_vfio_user_setup_iommu(int container); |
| |
| int uml_vfio_user_get_group_id(const char *device); |
| int uml_vfio_user_open_group(int group_id); |
| int uml_vfio_user_set_container(int container, int group); |
| int uml_vfio_user_unset_container(int container, int group); |
| |
| int uml_vfio_user_setup_device(struct uml_vfio_user_device *dev, |
| int group, const char *device); |
| void uml_vfio_user_teardown_device(struct uml_vfio_user_device *dev); |
| |
| int uml_vfio_user_activate_irq(struct uml_vfio_user_device *dev, int index); |
| void uml_vfio_user_deactivate_irq(struct uml_vfio_user_device *dev, int index); |
| int uml_vfio_user_update_irqs(struct uml_vfio_user_device *dev); |
| |
| int uml_vfio_user_cfgspace_read(struct uml_vfio_user_device *dev, |
| unsigned int offset, void *buf, int size); |
| int uml_vfio_user_cfgspace_write(struct uml_vfio_user_device *dev, |
| unsigned int offset, const void *buf, int size); |
| |
| int uml_vfio_user_bar_read(struct uml_vfio_user_device *dev, int bar, |
| unsigned int offset, void *buf, int size); |
| int uml_vfio_user_bar_write(struct uml_vfio_user_device *dev, int bar, |
| unsigned int offset, const void *buf, int size); |
| |
| #endif /* __UM_VFIO_USER_H */ |
