util/vfio-helpers: Pass page protections to qemu_vfio_pci_map_bar()
[qemu.git] / include / qemu / vfio-helpers.h
1 /*
2 * QEMU VFIO helpers
3 *
4 * Copyright 2016 - 2018 Red Hat, Inc.
5 *
6 * Authors:
7 * Fam Zheng <famz@redhat.com>
8 *
9 * This work is licensed under the terms of the GNU GPL, version 2 or later.
10 * See the COPYING file in the top-level directory.
11 */
12
13 #ifndef QEMU_VFIO_HELPERS_H
14 #define QEMU_VFIO_HELPERS_H
15
16 typedef struct QEMUVFIOState QEMUVFIOState;
17
18 QEMUVFIOState *qemu_vfio_open_pci(const char *device, Error **errp);
19 void qemu_vfio_close(QEMUVFIOState *s);
20 int qemu_vfio_dma_map(QEMUVFIOState *s, void *host, size_t size,
21 bool temporary, uint64_t *iova_list);
22 int qemu_vfio_dma_reset_temporary(QEMUVFIOState *s);
23 void qemu_vfio_dma_unmap(QEMUVFIOState *s, void *host);
24 void *qemu_vfio_pci_map_bar(QEMUVFIOState *s, int index,
25 uint64_t offset, uint64_t size, int prot,
26 Error **errp);
27 void qemu_vfio_pci_unmap_bar(QEMUVFIOState *s, int index, void *bar,
28 uint64_t offset, uint64_t size);
29 int qemu_vfio_pci_init_irq(QEMUVFIOState *s, EventNotifier *e,
30 int irq_type, Error **errp);
31
32 #endif