LXR qemu/hw/char/parallel-isa.c

   1/*
   2 * QEMU Parallel PORT (ISA bus helpers)
   3 *
   4 * These functions reside in a separate file since they also might be
   5 * required for linking when compiling QEMU without CONFIG_PARALLEL.
   6 *
   7 * Copyright (c) 2003 Fabrice Bellard
   8 *
   9 * SPDX-License-Identifier: MIT
  10 */
  11#include "qemu/osdep.h"
  12#include "sysemu/sysemu.h"
  13#include "hw/isa/isa.h"
  14#include "hw/char/parallel.h"
  15
  16static void parallel_init(ISABus *bus, int index, Chardev *chr)
  17{
  18    DeviceState *dev;
  19    ISADevice *isadev;
  20
  21    isadev = isa_create(bus, "isa-parallel");
  22    dev = DEVICE(isadev);
  23    qdev_prop_set_uint32(dev, "index", index);
  24    qdev_prop_set_chr(dev, "chardev", chr);
  25    qdev_init_nofail(dev);
  26}
  27
  28void parallel_hds_isa_init(ISABus *bus, int n)
  29{
  30    int i;
  31
  32    assert(n <= MAX_PARALLEL_PORTS);
  33
  34    for (i = 0; i < n; i++) {
  35        if (parallel_hds[i]) {
  36            parallel_init(bus, i, parallel_hds[i]);
  37        }
  38    }
  39}
  40