3bdfaabbcf
This function will be used by e1000e device code. Signed-off-by: Dmitry Fleytman <dmitry.fleytman@ravellosystems.com> Signed-off-by: Leonid Bloch <leonid.bloch@ravellosystems.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Jason Wang <jasowang@redhat.com>
63 lines
2.4 KiB
C
63 lines
2.4 KiB
C
#ifndef QEMU_MSIX_H
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#define QEMU_MSIX_H
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#include "qemu-common.h"
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#include "hw/pci/pci.h"
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void msix_set_message(PCIDevice *dev, int vector, MSIMessage msg);
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MSIMessage msix_get_message(PCIDevice *dev, unsigned int vector);
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int msix_init(PCIDevice *dev, unsigned short nentries,
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MemoryRegion *table_bar, uint8_t table_bar_nr,
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unsigned table_offset, MemoryRegion *pba_bar,
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uint8_t pba_bar_nr, unsigned pba_offset, uint8_t cap_pos);
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int msix_init_exclusive_bar(PCIDevice *dev, unsigned short nentries,
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uint8_t bar_nr);
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void msix_write_config(PCIDevice *dev, uint32_t address, uint32_t val, int len);
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void msix_uninit(PCIDevice *dev, MemoryRegion *table_bar,
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MemoryRegion *pba_bar);
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void msix_uninit_exclusive_bar(PCIDevice *dev);
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unsigned int msix_nr_vectors_allocated(const PCIDevice *dev);
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void msix_save(PCIDevice *dev, QEMUFile *f);
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void msix_load(PCIDevice *dev, QEMUFile *f);
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int msix_enabled(PCIDevice *dev);
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int msix_present(PCIDevice *dev);
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bool msix_is_masked(PCIDevice *dev, unsigned vector);
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void msix_set_pending(PCIDevice *dev, unsigned vector);
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void msix_clr_pending(PCIDevice *dev, int vector);
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int msix_vector_use(PCIDevice *dev, unsigned vector);
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void msix_vector_unuse(PCIDevice *dev, unsigned vector);
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void msix_unuse_all_vectors(PCIDevice *dev);
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void msix_notify(PCIDevice *dev, unsigned vector);
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void msix_reset(PCIDevice *dev);
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int msix_set_vector_notifiers(PCIDevice *dev,
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MSIVectorUseNotifier use_notifier,
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MSIVectorReleaseNotifier release_notifier,
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MSIVectorPollNotifier poll_notifier);
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void msix_unset_vector_notifiers(PCIDevice *dev);
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extern const VMStateDescription vmstate_msix;
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#define VMSTATE_MSIX_TEST(_field, _state, _test) { \
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.name = (stringify(_field)), \
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.size = sizeof(PCIDevice), \
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.vmsd = &vmstate_msix, \
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.flags = VMS_STRUCT, \
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.offset = vmstate_offset_value(_state, _field, PCIDevice), \
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.field_exists = (_test) \
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}
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#define VMSTATE_MSIX(_f, _s) \
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VMSTATE_MSIX_TEST(_f, _s, NULL)
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#endif
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