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 code is licensed under the GNU GPLv2 and later.
   6 */
   7
   8#ifndef BCM2835_AUX_H
   9#define BCM2835_AUX_H
  10
  11#include "hw/sysbus.h"
  12#include "chardev/char-fe.h"
  13
  14#define TYPE_BCM2835_AUX "bcm2835-aux"
  15#define BCM2835_AUX(obj) OBJECT_CHECK(BCM2835AuxState, (obj), TYPE_BCM2835_AUX)
  16
  17#define BCM2835_AUX_RX_FIFO_LEN 8
  18
  19typedef struct {
  20    /*< private >*/
  21    SysBusDevice parent_obj;
  22    /*< public >*/
  23
  24    MemoryRegion iomem;
  25    CharBackend chr;
  26    qemu_irq irq;
  27
  28    uint8_t read_fifo[BCM2835_AUX_RX_FIFO_LEN];
  29    uint8_t read_pos, read_count;
  30    uint8_t ier, iir;
  31} BCM2835AuxState;
  32
  33#endif
  34