historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/include/hw/rtc/pl031.h
2024-01-16 11:20:27 -06:00

47 lines
1.1 KiB
C

/*
* ARM AMBA PrimeCell PL031 RTC
*
* Copyright (c) 2007 CodeSourcery
*
* This file is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Contributions after 2012-01-13 are licensed under the terms of the
* GNU GPL, version 2 or (at your option) any later version.
*/
#ifndef HW_RTC_PL031_H
#define HW_RTC_PL031_H
#include "hw/sysbus.h"
#include "qemu/timer.h"
#define TYPE_PL031 "pl031"
#define PL031(obj) OBJECT_CHECK(PL031State, (obj), TYPE_PL031)
typedef struct PL031State {
SysBusDevice parent_obj;
MemoryRegion iomem;
QEMUTimer *timer;
qemu_irq irq;
/*
* Needed to preserve the tick_count across migration, even if the
* absolute value of the rtc_clock is different on the source and
* destination.
*/
uint32_t tick_offset_vmstate;
uint32_t tick_offset;
bool tick_offset_migrated;
bool migrate_tick_offset;
uint32_t mr;
uint32_t lr;
uint32_t cr;
uint32_t im;
uint32_t is;
} PL031State;
#endif