1df41cbd6SAlistair Francis /* 2df41cbd6SAlistair Francis * QEMU lowRISC Ibex Timer device 3df41cbd6SAlistair Francis * 4df41cbd6SAlistair Francis * Copyright (c) 2021 Western Digital 5df41cbd6SAlistair Francis * 6df41cbd6SAlistair Francis * Permission is hereby granted, free of charge, to any person obtaining a copy 7df41cbd6SAlistair Francis * of this software and associated documentation files (the "Software"), to deal 8df41cbd6SAlistair Francis * in the Software without restriction, including without limitation the rights 9df41cbd6SAlistair Francis * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10df41cbd6SAlistair Francis * copies of the Software, and to permit persons to whom the Software is 11df41cbd6SAlistair Francis * furnished to do so, subject to the following conditions: 12df41cbd6SAlistair Francis * 13df41cbd6SAlistair Francis * The above copyright notice and this permission notice shall be included in 14df41cbd6SAlistair Francis * all copies or substantial portions of the Software. 15df41cbd6SAlistair Francis * 16df41cbd6SAlistair Francis * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17df41cbd6SAlistair Francis * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18df41cbd6SAlistair Francis * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19df41cbd6SAlistair Francis * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20df41cbd6SAlistair Francis * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21df41cbd6SAlistair Francis * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22df41cbd6SAlistair Francis * THE SOFTWARE. 23df41cbd6SAlistair Francis */ 24df41cbd6SAlistair Francis 25df41cbd6SAlistair Francis #ifndef HW_IBEX_TIMER_H 26df41cbd6SAlistair Francis #define HW_IBEX_TIMER_H 27df41cbd6SAlistair Francis 28df41cbd6SAlistair Francis #include "hw/sysbus.h" 29df41cbd6SAlistair Francis 30df41cbd6SAlistair Francis #define TYPE_IBEX_TIMER "ibex-timer" 31df41cbd6SAlistair Francis OBJECT_DECLARE_SIMPLE_TYPE(IbexTimerState, IBEX_TIMER) 32df41cbd6SAlistair Francis 33df41cbd6SAlistair Francis struct IbexTimerState { 34df41cbd6SAlistair Francis /* <private> */ 35df41cbd6SAlistair Francis SysBusDevice parent_obj; 36*7cbcc538SAtish Patra uint64_t mtimecmp; 37*7cbcc538SAtish Patra QEMUTimer *mtimer; /* Internal timer for M-mode interrupt */ 38df41cbd6SAlistair Francis 39df41cbd6SAlistair Francis /* <public> */ 40df41cbd6SAlistair Francis MemoryRegion mmio; 41df41cbd6SAlistair Francis 42df41cbd6SAlistair Francis uint32_t timer_ctrl; 43df41cbd6SAlistair Francis uint32_t timer_cfg0; 44df41cbd6SAlistair Francis uint32_t timer_compare_lower0; 45df41cbd6SAlistair Francis uint32_t timer_compare_upper0; 46df41cbd6SAlistair Francis uint32_t timer_intr_enable; 47df41cbd6SAlistair Francis uint32_t timer_intr_state; 48df41cbd6SAlistair Francis 49df41cbd6SAlistair Francis uint32_t timebase_freq; 50df41cbd6SAlistair Francis 51df41cbd6SAlistair Francis qemu_irq irq; 5257a3a622SAlistair Francis 5357a3a622SAlistair Francis qemu_irq m_timer_irq; 54df41cbd6SAlistair Francis }; 55df41cbd6SAlistair Francis #endif /* HW_IBEX_TIMER_H */ 56