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 26 #define ARM_MPTIMER_MAX_CPUS 4 27 28 /* State of a single timer or watchdog block */ 29 typedef struct { 30 uint32_t count; 31 uint32_t load; 32 uint32_t control; 33 uint32_t status; 34 int64_t tick; 35 QEMUTimer *timer; 36 qemu_irq irq; 37 MemoryRegion iomem; 38 } TimerBlock; 39 40 #define TYPE_ARM_MPTIMER "arm_mptimer" 41 #define ARM_MPTIMER(obj) \ 42 OBJECT_CHECK(ARMMPTimerState, (obj), TYPE_ARM_MPTIMER) 43 44 typedef struct { 45 /*< private >*/ 46 SysBusDevice parent_obj; 47 /*< public >*/ 48 49 uint32_t num_cpu; 50 TimerBlock timerblock[ARM_MPTIMER_MAX_CPUS]; 51 MemoryRegion iomem; 52 } ARMMPTimerState; 53 54 #endif 55