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47 lines
1.0 KiB
C
47 lines
1.0 KiB
C
/*
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* ARM CMSDK APB timer emulation
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*
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* Copyright (c) 2017 Linaro Limited
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* Written by Peter Maydell
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 or
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* (at your option) any later version.
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*/
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#ifndef CMSDK_APB_TIMER_H
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#define CMSDK_APB_TIMER_H
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#include "hw/qdev-properties.h"
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#include "hw/sysbus.h"
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#include "hw/ptimer.h"
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#include "hw/clock.h"
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#include "qom/object.h"
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#define TYPE_CMSDK_APB_TIMER "cmsdk-apb-timer"
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OBJECT_DECLARE_SIMPLE_TYPE(CMSDKAPBTimer, CMSDK_APB_TIMER)
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/*
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* QEMU interface:
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* + Clock input "pclk": clock for the timer
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* + sysbus MMIO region 0: the register bank
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* + sysbus IRQ 0: timer interrupt TIMERINT
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*/
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struct CMSDKAPBTimer {
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/*< private >*/
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SysBusDevice parent_obj;
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/*< public >*/
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MemoryRegion iomem;
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qemu_irq timerint;
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struct ptimer_state *timer;
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Clock *pclk;
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uint32_t ctrl;
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uint32_t value;
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uint32_t reload;
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uint32_t intstatus;
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};
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#endif
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