1c2045b549
Signed-off-by: Mark McLoughlin <markmc@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
113 lines
3.7 KiB
C
113 lines
3.7 KiB
C
/*
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* QEMU NE2000 emulation -- isa bus windup
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*
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* Copyright (c) 2003-2004 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "hw.h"
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#include "pc.h"
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#include "isa.h"
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#include "qdev.h"
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#include "net.h"
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#include "ne2000.h"
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typedef struct ISANE2000State {
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ISADevice dev;
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uint32_t iobase;
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uint32_t isairq;
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NE2000State ne2000;
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} ISANE2000State;
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static void isa_ne2000_cleanup(VLANClientState *nc)
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{
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NE2000State *s = DO_UPCAST(NICState, nc, nc)->opaque;
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s->nic = NULL;
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}
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static NetClientInfo net_ne2000_isa_info = {
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.type = NET_CLIENT_TYPE_NIC,
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.size = sizeof(NICState),
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.can_receive = ne2000_can_receive,
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.receive = ne2000_receive,
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.cleanup = isa_ne2000_cleanup,
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};
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static int isa_ne2000_initfn(ISADevice *dev)
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{
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ISANE2000State *isa = DO_UPCAST(ISANE2000State, dev, dev);
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NE2000State *s = &isa->ne2000;
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register_ioport_write(isa->iobase, 16, 1, ne2000_ioport_write, s);
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register_ioport_read(isa->iobase, 16, 1, ne2000_ioport_read, s);
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register_ioport_write(isa->iobase + 0x10, 1, 1, ne2000_asic_ioport_write, s);
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register_ioport_read(isa->iobase + 0x10, 1, 1, ne2000_asic_ioport_read, s);
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register_ioport_write(isa->iobase + 0x10, 2, 2, ne2000_asic_ioport_write, s);
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register_ioport_read(isa->iobase + 0x10, 2, 2, ne2000_asic_ioport_read, s);
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register_ioport_write(isa->iobase + 0x1f, 1, 1, ne2000_reset_ioport_write, s);
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register_ioport_read(isa->iobase + 0x1f, 1, 1, ne2000_reset_ioport_read, s);
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isa_init_irq(dev, &s->irq, isa->isairq);
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qemu_macaddr_default_if_unset(&s->c.macaddr);
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ne2000_reset(s);
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s->nic = qemu_new_nic(&net_ne2000_isa_info, &s->c,
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dev->qdev.info->name, dev->qdev.id, s);
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qemu_format_nic_info_str(&s->nic->nc, s->c.macaddr.a);
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vmstate_register(-1, &vmstate_ne2000, s);
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return 0;
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}
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void isa_ne2000_init(int base, int irq, NICInfo *nd)
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{
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ISADevice *dev;
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qemu_check_nic_model(nd, "ne2k_isa");
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dev = isa_create("ne2k_isa");
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qdev_prop_set_uint32(&dev->qdev, "iobase", base);
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qdev_prop_set_uint32(&dev->qdev, "irq", irq);
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qdev_set_nic_properties(&dev->qdev, nd);
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qdev_init_nofail(&dev->qdev);
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}
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static ISADeviceInfo ne2000_isa_info = {
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.qdev.name = "ne2k_isa",
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.qdev.size = sizeof(ISANE2000State),
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.init = isa_ne2000_initfn,
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.qdev.props = (Property[]) {
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DEFINE_PROP_HEX32("iobase", ISANE2000State, iobase, 0x300),
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DEFINE_PROP_UINT32("irq", ISANE2000State, isairq, 9),
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DEFINE_NIC_PROPERTIES(ISANE2000State, ne2000.c),
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DEFINE_PROP_END_OF_LIST(),
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},
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};
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static void ne2000_isa_register_devices(void)
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{
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isa_qdev_register(&ne2000_isa_info);
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}
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device_init(ne2000_isa_register_devices)
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