/* * ASPEED AST2400 Timer * * Andrew Jeffery <andrew@aj.id.au> * * Copyright (C) 2016 IBM Corp. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #ifndef ASPEED_TIMER_H #define ASPEED_TIMER_H #include "qemu/timer.h" #define ASPEED_TIMER(obj) \ OBJECT_CHECK(AspeedTimerCtrlState, (obj), TYPE_ASPEED_TIMER); #define TYPE_ASPEED_TIMER "aspeed.timer" #define ASPEED_TIMER_NR_TIMERS 8 typedef struct AspeedTimer { qemu_irq irq; uint8_t id; QEMUTimer timer; /** * Track the line level as the ASPEED timers implement edge triggered * interrupts, signalling with both the rising and falling edge. */ int32_t level; uint32_t reload; uint32_t match[2]; uint64_t start; } AspeedTimer; typedef struct AspeedTimerCtrlState { /*< private >*/ SysBusDevice parent; /*< public >*/ MemoryRegion iomem; uint32_t ctrl; uint32_t ctrl2; AspeedTimer timers[ASPEED_TIMER_NR_TIMERS]; } AspeedTimerCtrlState; #endif /* ASPEED_TIMER_H */