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/*
* Luminary Micro Stellaris General Purpose Timer Module
*
* Copyright (c) 2006 CodeSourcery.
* Written by Paul Brook
*
* This code is licensed under the GPL.
*/
#ifndef HW_TIMER_STELLARIS_GPTM_H
#define HW_TIMER_STELLARIS_GPTM_H
#include "qom/object.h"
#include "hw/sysbus.h"
#include "hw/irq.h"
#include "hw/clock.h"
#define TYPE_STELLARIS_GPTM "stellaris-gptm"
OBJECT_DECLARE_SIMPLE_TYPE(gptm_state, STELLARIS_GPTM)
/*
* QEMU interface:
* + sysbus MMIO region 0: register bank
* + sysbus IRQ 0: timer interrupt
* + unnamed GPIO output 0: trigger output for the ADC
* + Clock input "clk": the 32-bit countdown timer runs at this speed
*/
struct gptm_state {
SysBusDevice parent_obj;
MemoryRegion iomem;
uint32_t config;
uint32_t mode[2];
uint32_t control;
uint32_t state;
uint32_t mask;
uint32_t load[2];
uint32_t match[2];
uint32_t prescale[2];
uint32_t match_prescale[2];
uint32_t rtc;
int64_t tick[2];
struct gptm_state *opaque[2];
QEMUTimer *timer[2];
/* The timers have an alternate output used to trigger the ADC. */
qemu_irq trigger;
qemu_irq irq;
Clock *clk;
};
#endif
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