include/hw/rtc/goldfish_rtc.h

   1 /*
   2  * Goldfish virtual platform RTC
   3  *
   4  * Copyright (C) 2019 Western Digital Corporation or its affiliates.
   5  *
   6  * For more details on Google Goldfish virtual platform refer:
   7  * https://android.googlesource.com/platform/external/qemu/+/master/docs/GOLDFISH-VIRTUAL-HARDWARE.TXT
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms and conditions of the GNU General Public License,
  11  * version 2 or later, as published by the Free Software Foundation.
  12  *
  13  * This program is distributed in the hope it will be useful, but WITHOUT
  14  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  15  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  16  * more details.
  17  *
  18  * You should have received a copy of the GNU General Public License along with
  19  * this program.  If not, see <http://www.gnu.org/licenses/>.
  20  */
  21
  22 #ifndef HW_RTC_GOLDFISH_RTC_H
  23 #define HW_RTC_GOLDFISH_RTC_H
  24
  25 #include "hw/sysbus.h"
  26
  27 #define TYPE_GOLDFISH_RTC "goldfish_rtc"
  28 #define GOLDFISH_RTC(obj) \
  29     OBJECT_CHECK(GoldfishRTCState, (obj), TYPE_GOLDFISH_RTC)
  30
  31 typedef struct GoldfishRTCState {
  32     SysBusDevice parent_obj;
  33
  34     MemoryRegion iomem;
  35     QEMUTimer *timer;
  36     qemu_irq irq;
  37
  38     uint64_t tick_offset;
  39     uint64_t tick_offset_vmstate;
  40     uint64_t alarm_next;
  41     uint32_t alarm_running;
  42     uint32_t irq_pending;
  43     uint32_t irq_enabled;
  44     uint32_t time_high;
  45 } GoldfishRTCState;
  46
  47 #endif