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33 lines
1.1 KiB
C
33 lines
1.1 KiB
C
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/*
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* QEMU VFIO helpers
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*
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* Copyright 2016 - 2018 Red Hat, Inc.
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*
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* Authors:
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* Fam Zheng <famz@redhat.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#ifndef QEMU_VFIO_HELPERS_H
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#define QEMU_VFIO_HELPERS_H
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typedef struct QEMUVFIOState QEMUVFIOState;
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QEMUVFIOState *qemu_vfio_open_pci(const char *device, Error **errp);
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void qemu_vfio_close(QEMUVFIOState *s);
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int qemu_vfio_dma_map(QEMUVFIOState *s, void *host, size_t size,
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bool temporary, uint64_t *iova_list);
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int qemu_vfio_dma_reset_temporary(QEMUVFIOState *s);
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void qemu_vfio_dma_unmap(QEMUVFIOState *s, void *host);
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void *qemu_vfio_pci_map_bar(QEMUVFIOState *s, int index,
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uint64_t offset, uint64_t size,
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Error **errp);
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void qemu_vfio_pci_unmap_bar(QEMUVFIOState *s, int index, void *bar,
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uint64_t offset, uint64_t size);
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int qemu_vfio_pci_init_irq(QEMUVFIOState *s, EventNotifier *e,
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int irq_type, Error **errp);
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#endif
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