diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/include/hw/ptimer.h | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/include/hw/ptimer.h')
-rw-r--r-- | qemu/include/hw/ptimer.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/qemu/include/hw/ptimer.h b/qemu/include/hw/ptimer.h new file mode 100644 index 000000000..8ebacbbda --- /dev/null +++ b/qemu/include/hw/ptimer.h @@ -0,0 +1,37 @@ +/* + * General purpose implementation of a simple periodic countdown timer. + * + * Copyright (c) 2007 CodeSourcery. + * + * This code is licensed under the GNU LGPL. + */ +#ifndef PTIMER_H +#define PTIMER_H + +#include "qemu-common.h" +#include "qemu/timer.h" +#include "migration/vmstate.h" + +/* ptimer.c */ +typedef struct ptimer_state ptimer_state; +typedef void (*ptimer_cb)(void *opaque); + +ptimer_state *ptimer_init(QEMUBH *bh); +void ptimer_set_period(ptimer_state *s, int64_t period); +void ptimer_set_freq(ptimer_state *s, uint32_t freq); +void ptimer_set_limit(ptimer_state *s, uint64_t limit, int reload); +uint64_t ptimer_get_count(ptimer_state *s); +void ptimer_set_count(ptimer_state *s, uint64_t count); +void ptimer_run(ptimer_state *s, int oneshot); +void ptimer_stop(ptimer_state *s); + +extern const VMStateDescription vmstate_ptimer; + +#define VMSTATE_PTIMER(_field, _state) \ + VMSTATE_STRUCT_POINTER_V(_field, _state, 1, vmstate_ptimer, ptimer_state) + +#define VMSTATE_PTIMER_ARRAY(_f, _s, _n) \ + VMSTATE_ARRAY_OF_POINTER_TO_STRUCT(_f, _s, _n, 0, \ + vmstate_ptimer, ptimer_state) + +#endif |