LXR qemu/include/hw/char/bcm2835

   1/*
   2 * Rasperry Pi 2 emulation and refactoring Copyright (c) 2015, Microsoft
   3 * Written by Andrew Baumann
   4 *
   5 * This work is licensed under the terms of the GNU GPL, version 2 or later.
   6 * See the COPYING file in the top-level directory.
   7 */
   8
   9#ifndef BCM2835_AUX_H
  10#define BCM2835_AUX_H
  11
  12#include "hw/sysbus.h"
  13#include "chardev/char-fe.h"
  14#include "qom/object.h"
  15
  16#define TYPE_BCM2835_AUX "bcm2835-aux"
  17OBJECT_DECLARE_SIMPLE_TYPE(BCM2835AuxState, BCM2835_AUX)
  18
  19#define BCM2835_AUX_RX_FIFO_LEN 8
  20
  21struct BCM2835AuxState {
  22    /*< private >*/
  23    SysBusDevice parent_obj;
  24    /*< public >*/
  25
  26    MemoryRegion iomem;
  27    CharBackend chr;
  28    qemu_irq irq;
  29
  30    uint8_t read_fifo[BCM2835_AUX_RX_FIFO_LEN];
  31    uint8_t read_pos, read_count;
  32    uint8_t ier, iir;
  33};
  34
  35#endif
  36