include/hw/platform-bus.h

   1 #ifndef HW_PLATFORM_BUS_H
   2 #define HW_PLATFORM_BUS_H
   3
   4 /*
   5  *  Platform Bus device to support dynamic Sysbus devices
   6  *
   7  * Copyright (C) 2014 Freescale Semiconductor, Inc. All rights reserved.
   8  *
   9  * Author: Alexander Graf, <agraf@suse.de>
  10  *
  11  * This library is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU Lesser General Public
  13  * License as published by the Free Software Foundation; either
  14  * version 2 of the License, or (at your option) any later version.
  15  *
  16  * This library is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * Lesser General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU Lesser General Public
  22  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  23  */
  24
  25 #include "hw/sysbus.h"
  26
  27 typedef struct PlatformBusDevice PlatformBusDevice;
  28
  29 #define TYPE_PLATFORM_BUS_DEVICE "platform-bus-device"
  30 #define PLATFORM_BUS_DEVICE(obj) \
  31      OBJECT_CHECK(PlatformBusDevice, (obj), TYPE_PLATFORM_BUS_DEVICE)
  32 #define PLATFORM_BUS_DEVICE_CLASS(klass) \
  33      OBJECT_CLASS_CHECK(PlatformBusDeviceClass, (klass), TYPE_PLATFORM_BUS_DEVICE)
  34 #define PLATFORM_BUS_DEVICE_GET_CLASS(obj) \
  35      OBJECT_GET_CLASS(PlatformBusDeviceClass, (obj), TYPE_PLATFORM_BUS_DEVICE)
  36
  37 struct PlatformBusDevice {
  38     /*< private >*/
  39     SysBusDevice parent_obj;
  40
  41     /*< public >*/
  42     uint32_t mmio_size;
  43     MemoryRegion mmio;
  44
  45     uint32_t num_irqs;
  46     qemu_irq *irqs;
  47     unsigned long *used_irqs;
  48 };
  49
  50 int platform_bus_get_irqn(PlatformBusDevice *platform_bus, SysBusDevice *sbdev,
  51                           int n);
  52 hwaddr platform_bus_get_mmio_addr(PlatformBusDevice *pbus, SysBusDevice *sbdev,
  53                                   int n);
  54
  55 void platform_bus_link_device(PlatformBusDevice *pbus, SysBusDevice *sbdev);
  56
  57 #endif /* HW_PLATFORM_BUS_H */