hw/msix.h

   1 #ifndef QEMU_MSIX_H
   2 #define QEMU_MSIX_H
   3
   4 #include "qemu-common.h"
   5 #include "pci.h"
   6
   7 int msix_init(PCIDevice *dev, unsigned short nentries,
   8               MemoryRegion *table_bar, uint8_t table_bar_nr,
   9               unsigned table_offset, MemoryRegion *pba_bar,
  10               uint8_t pba_bar_nr, unsigned pba_offset, uint8_t cap_pos);
  11 int msix_init_exclusive_bar(PCIDevice *dev, unsigned short nentries,
  12                             uint8_t bar_nr);
  13
  14 void msix_write_config(PCIDevice *dev, uint32_t address, uint32_t val, int len);
  15
  16 int msix_uninit(PCIDevice *dev, MemoryRegion *table_bar,
  17                 MemoryRegion *pba_bar);
  18 void msix_uninit_exclusive_bar(PCIDevice *dev);
  19
  20 unsigned int msix_nr_vectors_allocated(const PCIDevice *dev);
  21
  22 void msix_save(PCIDevice *dev, QEMUFile *f);
  23 void msix_load(PCIDevice *dev, QEMUFile *f);
  24
  25 int msix_enabled(PCIDevice *dev);
  26 int msix_present(PCIDevice *dev);
  27
  28 int msix_vector_use(PCIDevice *dev, unsigned vector);
  29 void msix_vector_unuse(PCIDevice *dev, unsigned vector);
  30 void msix_unuse_all_vectors(PCIDevice *dev);
  31
  32 void msix_notify(PCIDevice *dev, unsigned vector);
  33
  34 void msix_reset(PCIDevice *dev);
  35
  36 int msix_set_vector_notifiers(PCIDevice *dev,
  37                               MSIVectorUseNotifier use_notifier,
  38                               MSIVectorReleaseNotifier release_notifier);
  39 void msix_unset_vector_notifiers(PCIDevice *dev);
  40 #endif