include/hw/timer/cadence_ttc.h

   1 /*
   2  * Xilinx Zynq cadence TTC model
   3  *
   4  * Copyright (c) 2011 Xilinx Inc.
   5  * Copyright (c) 2012 Peter A.G. Crosthwaite (peter.crosthwaite@petalogix.com)
   6  * Copyright (c) 2012 PetaLogix Pty Ltd.
   7  * Written By Haibing Ma
   8  *            M. Habib
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License
  12  * as published by the Free Software Foundation; either version
  13  * 2 of the License, or (at your option) any later version.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, see <http://www.gnu.org/licenses/>.
  17  */
  18 #ifndef HW_TIMER_CADENCE_TTC_H
  19 #define HW_TIMER_CADENCE_TTC_H
  20
  21 #include "hw/sysbus.h"
  22 #include "qemu/timer.h"
  23
  24 typedef struct {
  25     QEMUTimer *timer;
  26     int freq;
  27
  28     uint32_t reg_clock;
  29     uint32_t reg_count;
  30     uint32_t reg_value;
  31     uint16_t reg_interval;
  32     uint16_t reg_match[3];
  33     uint32_t reg_intr;
  34     uint32_t reg_intr_en;
  35     uint32_t reg_event_ctrl;
  36     uint32_t reg_event;
  37
  38     uint64_t cpu_time;
  39     unsigned int cpu_time_valid;
  40
  41     qemu_irq irq;
  42 } CadenceTimerState;
  43
  44 #define TYPE_CADENCE_TTC "cadence_ttc"
  45 OBJECT_DECLARE_SIMPLE_TYPE(CadenceTTCState, CADENCE_TTC)
  46
  47 struct CadenceTTCState {
  48     SysBusDevice parent_obj;
  49
  50     MemoryRegion iomem;
  51     CadenceTimerState timer[3];
  52 };
  53
  54 #endif