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49d4d9b6 PB |
1 | /* |
2 | * General purpose implementation of a simple periodic countdown timer. | |
3 | * | |
4 | * Copyright (c) 2007 CodeSourcery. | |
5 | * | |
6 | * This code is licensed under the GNU LGPL. | |
7 | */ | |
8 | #ifndef PTIMER_H | |
9 | #define PTIMER_H | |
10 | ||
11 | #include "qemu-common.h" | |
1de7afc9 | 12 | #include "qemu/timer.h" |
caf71f86 | 13 | #include "migration/vmstate.h" |
49d4d9b6 PB |
14 | |
15 | /* ptimer.c */ | |
16 | typedef struct ptimer_state ptimer_state; | |
17 | typedef void (*ptimer_cb)(void *opaque); | |
18 | ||
19 | ptimer_state *ptimer_init(QEMUBH *bh); | |
20 | void ptimer_set_period(ptimer_state *s, int64_t period); | |
21 | void ptimer_set_freq(ptimer_state *s, uint32_t freq); | |
22 | void ptimer_set_limit(ptimer_state *s, uint64_t limit, int reload); | |
23 | uint64_t ptimer_get_count(ptimer_state *s); | |
24 | void ptimer_set_count(ptimer_state *s, uint64_t count); | |
25 | void ptimer_run(ptimer_state *s, int oneshot); | |
26 | void ptimer_stop(ptimer_state *s); | |
27 | ||
701a8f76 PB |
28 | extern const VMStateDescription vmstate_ptimer; |
29 | ||
20bcf73f PM |
30 | #define VMSTATE_PTIMER(_field, _state) \ |
31 | VMSTATE_STRUCT_POINTER_V(_field, _state, 1, vmstate_ptimer, ptimer_state) | |
701a8f76 | 32 | |
a1f05e79 PM |
33 | #define VMSTATE_PTIMER_ARRAY(_f, _s, _n) \ |
34 | VMSTATE_ARRAY_OF_POINTER_TO_STRUCT(_f, _s, _n, 0, \ | |
35 | vmstate_ptimer, ptimer_state) | |
36 | ||
49d4d9b6 | 37 | #endif |