include/hw/misc/iotkit-sysctl.h

   1 /*
   2  * ARM IoTKit system control element
   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 control element" 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  * Specifically, it implements the "system information block" and
  17  * "system control register" blocks.
  18  *
  19  * QEMU interface:
  20  *  + sysbus MMIO region 0: the system information register bank
  21  *  + sysbus MMIO region 1: the system control register bank
  22  */
  23
  24 #ifndef HW_MISC_IOTKIT_SYSCTL_H
  25 #define HW_MISC_IOTKIT_SYSCTL_H
  26
  27 #include "hw/sysbus.h"
  28
  29 #define TYPE_IOTKIT_SYSCTL "iotkit-sysctl"
  30 #define IOTKIT_SYSCTL(obj) OBJECT_CHECK(IoTKitSysCtl, (obj), \
  31                                         TYPE_IOTKIT_SYSCTL)
  32
  33 typedef struct IoTKitSysCtl {
  34     /*< private >*/
  35     SysBusDevice parent_obj;
  36
  37     /*< public >*/
  38     MemoryRegion iomem;
  39
  40     uint32_t secure_debug;
  41     uint32_t reset_syndrome;
  42     uint32_t reset_mask;
  43     uint32_t gretreg;
  44     uint32_t initsvrtor0;
  45     uint32_t cpuwait;
  46     uint32_t wicctrl;
  47 } IoTKitSysCtl;
  48
  49 #endif