1 /* 2 * ARM AMBA PrimeCell PL031 RTC 3 * 4 * Copyright (c) 2007 CodeSourcery 5 * 6 * This file is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation. 9 * 10 * Contributions after 2012-01-13 are licensed under the terms of the 11 * GNU GPL, version 2 or (at your option) any later version. 12 */ 13 14 #ifndef HW_RTC_PL031_H 15 #define HW_RTC_PL031_H 16 17 #include "hw/sysbus.h" 18 #include "qemu/timer.h" 19 20 #define TYPE_PL031 "pl031" 21 #define PL031(obj) OBJECT_CHECK(PL031State, (obj), TYPE_PL031) 22 23 typedef struct PL031State { 24 SysBusDevice parent_obj; 25 26 MemoryRegion iomem; 27 QEMUTimer *timer; 28 qemu_irq irq; 29 30 /* 31 * Needed to preserve the tick_count across migration, even if the 32 * absolute value of the rtc_clock is different on the source and 33 * destination. 34 */ 35 uint32_t tick_offset_vmstate; 36 uint32_t tick_offset; 37 bool tick_offset_migrated; 38 bool migrate_tick_offset; 39 40 uint32_t mr; 41 uint32_t lr; 42 uint32_t cr; 43 uint32_t im; 44 uint32_t is; 45 } PL031State; 46 47 #endif 48