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_TIMER_PL031 15 #define HW_TIMER_PL031 16 17 #include "hw/sysbus.h" 18 19 #define TYPE_PL031 "pl031" 20 #define PL031(obj) OBJECT_CHECK(PL031State, (obj), TYPE_PL031) 21 22 typedef struct PL031State { 23 SysBusDevice parent_obj; 24 25 MemoryRegion iomem; 26 QEMUTimer *timer; 27 qemu_irq irq; 28 29 /* 30 * Needed to preserve the tick_count across migration, even if the 31 * absolute value of the rtc_clock is different on the source and 32 * destination. 33 */ 34 uint32_t tick_offset_vmstate; 35 uint32_t tick_offset; 36 37 uint32_t mr; 38 uint32_t lr; 39 uint32_t cr; 40 uint32_t im; 41 uint32_t is; 42 } PL031State; 43 44 #endif 45