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16#ifndef HW_VFIO_VFIO_PLATFORM_H
17#define HW_VFIO_VFIO_PLATFORM_H
18
19#include "hw/sysbus.h"
20#include "hw/vfio/vfio-common.h"
21#include "qemu/event_notifier.h"
22#include "qemu/queue.h"
23#include "hw/irq.h"
24
25#define TYPE_VFIO_PLATFORM "vfio-platform"
26
27enum {
28 VFIO_IRQ_INACTIVE = 0,
29 VFIO_IRQ_PENDING = 1,
30 VFIO_IRQ_ACTIVE = 2,
31
32};
33
34typedef struct VFIOINTp {
35 QLIST_ENTRY(VFIOINTp) next;
36 QSIMPLEQ_ENTRY(VFIOINTp) pqnext;
37 EventNotifier *interrupt;
38 EventNotifier *unmask;
39 qemu_irq qemuirq;
40 struct VFIOPlatformDevice *vdev;
41 int state;
42 uint8_t pin;
43 uint32_t flags;
44 bool kvm_accel;
45} VFIOINTp;
46
47
48typedef void (*eventfd_user_side_handler_t)(VFIOINTp *intp);
49
50typedef struct VFIOPlatformDevice {
51 SysBusDevice sbdev;
52 VFIODevice vbasedev;
53 VFIORegion **regions;
54 QLIST_HEAD(, VFIOINTp) intp_list;
55
56 QSIMPLEQ_HEAD(pending_intp_queue, VFIOINTp) pending_intp_queue;
57 char *compat;
58 uint32_t mmap_timeout;
59 QEMUTimer *mmap_timer;
60 QemuMutex intp_mutex;
61 bool irqfd_allowed;
62} VFIOPlatformDevice;
63
64typedef struct VFIOPlatformDeviceClass {
65
66 SysBusDeviceClass parent_class;
67
68} VFIOPlatformDeviceClass;
69
70#define VFIO_PLATFORM_DEVICE(obj) \
71 OBJECT_CHECK(VFIOPlatformDevice, (obj), TYPE_VFIO_PLATFORM)
72#define VFIO_PLATFORM_DEVICE_CLASS(klass) \
73 OBJECT_CLASS_CHECK(VFIOPlatformDeviceClass, (klass), TYPE_VFIO_PLATFORM)
74#define VFIO_PLATFORM_DEVICE_GET_CLASS(obj) \
75 OBJECT_GET_CLASS(VFIOPlatformDeviceClass, (obj), TYPE_VFIO_PLATFORM)
76
77#endif
78