include/hw/misc/iotkit-sysinfo.h

   1 /*
   2  * ARM IoTKit system information block
   3  *
   4  * Copyright (c) 2018 Linaro Limited
   5  * Written by Peter Maydell
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 or
   9  *  (at your option) any later version.
  10  */
  11
  12 /*
  13  * This is a model of the "system information block" which is part of the
  14  * Arm IoTKit and documented in
  15  * http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ecm0601256/index.html
  16  * QEMU interface:
  17  *  + QOM property "SYS_VERSION": value to use for SYS_VERSION register
  18  *  + QOM property "SYS_CONFIG": value to use for SYS_CONFIG register
  19  *  + sysbus MMIO region 0: the system information register bank
  20  */
  21
  22 #ifndef HW_MISC_IOTKIT_SYSINFO_H
  23 #define HW_MISC_IOTKIT_SYSINFO_H
  24
  25 #include "hw/sysbus.h"
  26
  27 #define TYPE_IOTKIT_SYSINFO "iotkit-sysinfo"
  28 #define IOTKIT_SYSINFO(obj) OBJECT_CHECK(IoTKitSysInfo, (obj), \
  29                                         TYPE_IOTKIT_SYSINFO)
  30
  31 typedef struct IoTKitSysInfo {
  32     /*< private >*/
  33     SysBusDevice parent_obj;
  34
  35     /*< public >*/
  36     MemoryRegion iomem;
  37
  38     /* Properties */
  39     uint32_t sys_version;
  40     uint32_t sys_config;
  41 } IoTKitSysInfo;
  42
  43 #endif