1 | #ifndef QEMU_MSIX_H |
2 | #define QEMU_MSIX_H |
3 | |
4 | #include "hw/pci/pci.h" |
5 | |
6 | #define MSIX_CAP_LENGTH 12 |
7 | |
8 | void msix_set_message(PCIDevice *dev, int vector, MSIMessage msg); |
9 | MSIMessage msix_get_message(PCIDevice *dev, unsigned int vector); |
10 | int msix_init(PCIDevice *dev, unsigned short nentries, |
11 | MemoryRegion *table_bar, uint8_t table_bar_nr, |
12 | unsigned table_offset, MemoryRegion *pba_bar, |
13 | uint8_t pba_bar_nr, unsigned pba_offset, uint8_t cap_pos, |
14 | Error **errp); |
15 | int msix_init_exclusive_bar(PCIDevice *dev, unsigned short nentries, |
16 | uint8_t bar_nr, Error **errp); |
17 | |
18 | void msix_write_config(PCIDevice *dev, uint32_t address, uint32_t val, int len); |
19 | |
20 | void msix_uninit(PCIDevice *dev, MemoryRegion *table_bar, |
21 | MemoryRegion *pba_bar); |
22 | void msix_uninit_exclusive_bar(PCIDevice *dev); |
23 | |
24 | unsigned int msix_nr_vectors_allocated(const PCIDevice *dev); |
25 | |
26 | void msix_save(PCIDevice *dev, QEMUFile *f); |
27 | void msix_load(PCIDevice *dev, QEMUFile *f); |
28 | |
29 | int msix_enabled(PCIDevice *dev); |
30 | int msix_present(PCIDevice *dev); |
31 | |
32 | bool msix_is_masked(PCIDevice *dev, unsigned vector); |
33 | void msix_set_pending(PCIDevice *dev, unsigned vector); |
34 | void msix_clr_pending(PCIDevice *dev, int vector); |
35 | |
36 | int msix_vector_use(PCIDevice *dev, unsigned vector); |
37 | void msix_vector_unuse(PCIDevice *dev, unsigned vector); |
38 | void msix_unuse_all_vectors(PCIDevice *dev); |
39 | |
40 | void msix_notify(PCIDevice *dev, unsigned vector); |
41 | |
42 | void msix_reset(PCIDevice *dev); |
43 | |
44 | int msix_set_vector_notifiers(PCIDevice *dev, |
45 | MSIVectorUseNotifier use_notifier, |
46 | MSIVectorReleaseNotifier release_notifier, |
47 | MSIVectorPollNotifier poll_notifier); |
48 | void msix_unset_vector_notifiers(PCIDevice *dev); |
49 | |
50 | extern const VMStateDescription vmstate_msix; |
51 | |
52 | #define VMSTATE_MSIX_TEST(_field, _state, _test) { \ |
53 | .name = (stringify(_field)), \ |
54 | .size = sizeof(PCIDevice), \ |
55 | .vmsd = &vmstate_msix, \ |
56 | .flags = VMS_STRUCT, \ |
57 | .offset = vmstate_offset_value(_state, _field, PCIDevice), \ |
58 | .field_exists = (_test) \ |
59 | } |
60 | |
61 | #define VMSTATE_MSIX(_f, _s) \ |
62 | VMSTATE_MSIX_TEST(_f, _s, NULL) |
63 | |
64 | #endif |
65 | |