2 * QEMU NE2000 emulation -- isa bus windup
4 * Copyright (c) 2003-2004 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
31 typedef struct ISANE2000State {
38 static void isa_ne2000_cleanup(VLANClientState *nc)
40 NE2000State *s = DO_UPCAST(NICState, nc, nc)->opaque;
45 static NetClientInfo net_ne2000_isa_info = {
46 .type = NET_CLIENT_TYPE_NIC,
47 .size = sizeof(NICState),
48 .can_receive = ne2000_can_receive,
49 .receive = ne2000_receive,
50 .cleanup = isa_ne2000_cleanup,
53 static const VMStateDescription vmstate_isa_ne2000 = {
56 .minimum_version_id = 0,
57 .minimum_version_id_old = 0,
58 .fields = (VMStateField []) {
59 VMSTATE_STRUCT(ne2000, ISANE2000State, 0, vmstate_ne2000, NE2000State),
64 static int isa_ne2000_initfn(ISADevice *dev)
66 ISANE2000State *isa = DO_UPCAST(ISANE2000State, dev, dev);
67 NE2000State *s = &isa->ne2000;
69 register_ioport_write(isa->iobase, 16, 1, ne2000_ioport_write, s);
70 register_ioport_read(isa->iobase, 16, 1, ne2000_ioport_read, s);
71 isa_init_ioport_range(dev, isa->iobase, 16);
73 register_ioport_write(isa->iobase + 0x10, 1, 1, ne2000_asic_ioport_write, s);
74 register_ioport_read(isa->iobase + 0x10, 1, 1, ne2000_asic_ioport_read, s);
75 register_ioport_write(isa->iobase + 0x10, 2, 2, ne2000_asic_ioport_write, s);
76 register_ioport_read(isa->iobase + 0x10, 2, 2, ne2000_asic_ioport_read, s);
77 isa_init_ioport_range(dev, isa->iobase + 0x10, 2);
79 register_ioport_write(isa->iobase + 0x1f, 1, 1, ne2000_reset_ioport_write, s);
80 register_ioport_read(isa->iobase + 0x1f, 1, 1, ne2000_reset_ioport_read, s);
81 isa_init_ioport(dev, isa->iobase + 0x1f);
83 isa_init_irq(dev, &s->irq, isa->isairq);
85 qemu_macaddr_default_if_unset(&s->c.macaddr);
88 s->nic = qemu_new_nic(&net_ne2000_isa_info, &s->c,
89 dev->qdev.info->name, dev->qdev.id, s);
90 qemu_format_nic_info_str(&s->nic->nc, s->c.macaddr.a);
95 void isa_ne2000_init(int base, int irq, NICInfo *nd)
99 qemu_check_nic_model(nd, "ne2k_isa");
101 dev = isa_create("ne2k_isa");
102 qdev_prop_set_uint32(&dev->qdev, "iobase", base);
103 qdev_prop_set_uint32(&dev->qdev, "irq", irq);
104 qdev_set_nic_properties(&dev->qdev, nd);
105 qdev_init_nofail(&dev->qdev);
108 static ISADeviceInfo ne2000_isa_info = {
109 .qdev.name = "ne2k_isa",
110 .qdev.size = sizeof(ISANE2000State),
111 .init = isa_ne2000_initfn,
112 .qdev.props = (Property[]) {
113 DEFINE_PROP_HEX32("iobase", ISANE2000State, iobase, 0x300),
114 DEFINE_PROP_UINT32("irq", ISANE2000State, isairq, 9),
115 DEFINE_NIC_PROPERTIES(ISANE2000State, ne2000.c),
116 DEFINE_PROP_END_OF_LIST(),
120 static void ne2000_isa_register_devices(void)
122 isa_qdev_register(&ne2000_isa_info);
125 device_init(ne2000_isa_register_devices)