xref: /openbmc/qemu/include/hw/timer/arm_mptimer.h (revision b91a0fa7)
1 /*
2  * Private peripheral timer/watchdog blocks for ARM 11MPCore and A9MP
3  *
4  * Copyright (c) 2006-2007 CodeSourcery.
5  * Copyright (c) 2011 Linaro Limited
6  * Written by Paul Brook, Peter Maydell
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License
10  * as published by the Free Software Foundation; either version
11  * 2 of the License, or (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License along
19  * with this program; if not, see <http://www.gnu.org/licenses/>.
20  */
21 #ifndef HW_TIMER_ARM_MPTIMER_H
22 #define HW_TIMER_ARM_MPTIMER_H
23 
24 #include "hw/sysbus.h"
25 #include "qom/object.h"
26 
27 #define ARM_MPTIMER_MAX_CPUS 4
28 
29 /* State of a single timer or watchdog block */
30 typedef struct {
31     uint32_t control;
32     uint32_t status;
33     struct ptimer_state *timer;
34     qemu_irq irq;
35     MemoryRegion iomem;
36 } TimerBlock;
37 
38 #define TYPE_ARM_MPTIMER "arm_mptimer"
39 OBJECT_DECLARE_SIMPLE_TYPE(ARMMPTimerState, ARM_MPTIMER)
40 
41 struct ARMMPTimerState {
42     /*< private >*/
43     SysBusDevice parent_obj;
44     /*< public >*/
45 
46     uint32_t num_cpu;
47     TimerBlock timerblock[ARM_MPTIMER_MAX_CPUS];
48     MemoryRegion iomem;
49 };
50 
51 #endif
52