include/hw/timer/armv7m_systick.h

   1 /*
   2  * ARMv7M SysTick timer
   3  *
   4  * Copyright (c) 2006-2007 CodeSourcery.
   5  * Written by Paul Brook
   6  * Copyright (c) 2017 Linaro Ltd
   7  * Written by Peter Maydell
   8  *
   9  * This code is licensed under the GPL (version 2 or later).
  10  */
  11
  12 #ifndef HW_TIMER_ARMV7M_SYSTICK_H
  13 #define HW_TIMER_ARMV7M_SYSTICK_H
  14
  15 #include "hw/sysbus.h"
  16
  17 #define TYPE_SYSTICK "armv7m_systick"
  18
  19 #define SYSTICK(obj) OBJECT_CHECK(SysTickState, (obj), TYPE_SYSTICK)
  20
  21 typedef struct SysTickState {
  22     /*< private >*/
  23     SysBusDevice parent_obj;
  24     /*< public >*/
  25
  26     uint32_t control;
  27     uint32_t reload;
  28     int64_t tick;
  29     QEMUTimer *timer;
  30     MemoryRegion iomem;
  31     qemu_irq irq;
  32 } SysTickState;
  33
  34 #endif