xref: /qemu/include/hw/timer/digic-timer.h (revision e3a6e0da)
1 /*
2  * Canon DIGIC timer block declarations.
3  *
4  * Copyright (C) 2013 Antony Pavlov <antonynpavlov@gmail.com>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  */
17 
18 #ifndef HW_TIMER_DIGIC_TIMER_H
19 #define HW_TIMER_DIGIC_TIMER_H
20 
21 #include "hw/sysbus.h"
22 #include "hw/ptimer.h"
23 #include "qom/object.h"
24 
25 #define TYPE_DIGIC_TIMER "digic-timer"
26 typedef struct DigicTimerState DigicTimerState;
27 DECLARE_INSTANCE_CHECKER(DigicTimerState, DIGIC_TIMER,
28                          TYPE_DIGIC_TIMER)
29 
30 #define DIGIC_TIMER_CONTROL 0x00
31 #define DIGIC_TIMER_CONTROL_RST 0x80000000
32 #define DIGIC_TIMER_CONTROL_EN 0x00000001
33 #define DIGIC_TIMER_RELVALUE 0x08
34 #define DIGIC_TIMER_VALUE 0x0c
35 
36 struct DigicTimerState {
37     /*< private >*/
38     SysBusDevice parent_obj;
39     /*< public >*/
40 
41     MemoryRegion iomem;
42     ptimer_state *ptimer;
43 
44     uint32_t control;
45     uint32_t relvalue;
46 };
47 
48 #endif /* HW_TIMER_DIGIC_TIMER_H */
49