xref: /qemu/include/hw/timer/ibex_timer.h (revision df41cbd6bfa55dc3e69834f4402dbf776062c26e)
1*df41cbd6SAlistair Francis /*
2*df41cbd6SAlistair Francis  * QEMU lowRISC Ibex Timer device
3*df41cbd6SAlistair Francis  *
4*df41cbd6SAlistair Francis  * Copyright (c) 2021 Western Digital
5*df41cbd6SAlistair Francis  *
6*df41cbd6SAlistair Francis  * Permission is hereby granted, free of charge, to any person obtaining a copy
7*df41cbd6SAlistair Francis  * of this software and associated documentation files (the "Software"), to deal
8*df41cbd6SAlistair Francis  * in the Software without restriction, including without limitation the rights
9*df41cbd6SAlistair Francis  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10*df41cbd6SAlistair Francis  * copies of the Software, and to permit persons to whom the Software is
11*df41cbd6SAlistair Francis  * furnished to do so, subject to the following conditions:
12*df41cbd6SAlistair Francis  *
13*df41cbd6SAlistair Francis  * The above copyright notice and this permission notice shall be included in
14*df41cbd6SAlistair Francis  * all copies or substantial portions of the Software.
15*df41cbd6SAlistair Francis  *
16*df41cbd6SAlistair Francis  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17*df41cbd6SAlistair Francis  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18*df41cbd6SAlistair Francis  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19*df41cbd6SAlistair Francis  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20*df41cbd6SAlistair Francis  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21*df41cbd6SAlistair Francis  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22*df41cbd6SAlistair Francis  * THE SOFTWARE.
23*df41cbd6SAlistair Francis  */
24*df41cbd6SAlistair Francis 
25*df41cbd6SAlistair Francis #ifndef HW_IBEX_TIMER_H
26*df41cbd6SAlistair Francis #define HW_IBEX_TIMER_H
27*df41cbd6SAlistair Francis 
28*df41cbd6SAlistair Francis #include "hw/sysbus.h"
29*df41cbd6SAlistair Francis 
30*df41cbd6SAlistair Francis #define TYPE_IBEX_TIMER "ibex-timer"
31*df41cbd6SAlistair Francis OBJECT_DECLARE_SIMPLE_TYPE(IbexTimerState, IBEX_TIMER)
32*df41cbd6SAlistair Francis 
33*df41cbd6SAlistair Francis struct IbexTimerState {
34*df41cbd6SAlistair Francis     /* <private> */
35*df41cbd6SAlistair Francis     SysBusDevice parent_obj;
36*df41cbd6SAlistair Francis 
37*df41cbd6SAlistair Francis     /* <public> */
38*df41cbd6SAlistair Francis     MemoryRegion mmio;
39*df41cbd6SAlistair Francis 
40*df41cbd6SAlistair Francis     uint32_t timer_ctrl;
41*df41cbd6SAlistair Francis     uint32_t timer_cfg0;
42*df41cbd6SAlistair Francis     uint32_t timer_compare_lower0;
43*df41cbd6SAlistair Francis     uint32_t timer_compare_upper0;
44*df41cbd6SAlistair Francis     uint32_t timer_intr_enable;
45*df41cbd6SAlistair Francis     uint32_t timer_intr_state;
46*df41cbd6SAlistair Francis     uint32_t timer_intr_test;
47*df41cbd6SAlistair Francis 
48*df41cbd6SAlistair Francis     uint32_t timebase_freq;
49*df41cbd6SAlistair Francis 
50*df41cbd6SAlistair Francis     qemu_irq irq;
51*df41cbd6SAlistair Francis };
52*df41cbd6SAlistair Francis #endif /* HW_IBEX_TIMER_H */
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