qemu/include/hw/timer/bcm2835_systmr.h

43 lines
891 B
C
Raw Normal View History

/*
* BCM2835 SYS timer emulation
*
* Copyright (c) 2019 Philippe Mathieu-Daudé <f4bug@amsat.org>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef BCM2835_SYSTMR_H
#define BCM2835_SYSTMR_H
#include "hw/sysbus.h"
#include "hw/irq.h"
#include "qemu/timer.h"
#include "qom/object.h"
#define TYPE_BCM2835_SYSTIMER "bcm2835-sys-timer"
OBJECT_DECLARE_SIMPLE_TYPE(BCM2835SystemTimerState, BCM2835_SYSTIMER)
#define BCM2835_SYSTIMER_COUNT 4
typedef struct {
unsigned id;
QEMUTimer timer;
qemu_irq irq;
BCM2835SystemTimerState *state;
} BCM2835SystemTimerCompare;
struct BCM2835SystemTimerState {
/*< private >*/
SysBusDevice parent_obj;
/*< public >*/
MemoryRegion iomem;
struct {
uint32_t ctrl_status;
uint32_t compare[BCM2835_SYSTIMER_COUNT];
} reg;
BCM2835SystemTimerCompare tmr[BCM2835_SYSTIMER_COUNT];
};
#endif