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/*
* QEMU NE2000 emulation -- isa bus windup
*
* Copyright (c) 2003-2004 Fabrice Bellard
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "hw.h"
#include "pc.h"
#include "isa.h"
#include "qdev.h"
#include "net.h"
#include "ne2000.h"
typedef struct ISANE2000State {
ISADevice dev;
uint32_t iobase;
uint32_t isairq;
NE2000State ne2000;
} ISANE2000State;
static void isa_ne2000_cleanup(VLANClientState *vc)
{
NE2000State *s = vc->opaque;
ISANE2000State *isa = container_of(s, ISANE2000State, ne2000);
unregister_savevm("ne2000", s);
isa_unassign_ioport(isa->iobase, 16);
isa_unassign_ioport(isa->iobase + 0x10, 2);
isa_unassign_ioport(isa->iobase + 0x1f, 1);
}
static int isa_ne2000_initfn(ISADevice *dev)
{
ISANE2000State *isa = DO_UPCAST(ISANE2000State, dev, dev);
NE2000State *s = &isa->ne2000;
register_ioport_write(isa->iobase, 16, 1, ne2000_ioport_write, s);
register_ioport_read(isa->iobase, 16, 1, ne2000_ioport_read, s);
register_ioport_write(isa->iobase + 0x10, 1, 1, ne2000_asic_ioport_write, s);
register_ioport_read(isa->iobase + 0x10, 1, 1, ne2000_asic_ioport_read, s);
register_ioport_write(isa->iobase + 0x10, 2, 2, ne2000_asic_ioport_write, s);
register_ioport_read(isa->iobase + 0x10, 2, 2, ne2000_asic_ioport_read, s);
register_ioport_write(isa->iobase + 0x1f, 1, 1, ne2000_reset_ioport_write, s);
register_ioport_read(isa->iobase + 0x1f, 1, 1, ne2000_reset_ioport_read, s);
isa_init_irq(dev, &s->irq, isa->isairq);
qdev_get_macaddr(&dev->qdev, s->macaddr);
ne2000_reset(s);
s->vc = qdev_get_vlan_client(&dev->qdev,
ne2000_can_receive, ne2000_receive, NULL,
isa_ne2000_cleanup, s);
qemu_format_nic_info_str(s->vc, s->macaddr);
register_savevm("ne2000", -1, 2, ne2000_save, ne2000_load, s);
return 0;
}
void isa_ne2000_init(int base, int irq, NICInfo *nd)
{
ISADevice *dev;
qemu_check_nic_model(nd, "ne2k_isa");
dev = isa_create("ne2k_isa");
dev->qdev.nd = nd; /* hack alert */
qdev_prop_set_uint32(&dev->qdev, "iobase", base);
qdev_prop_set_uint32(&dev->qdev, "irq", irq);
qdev_init_nofail(&dev->qdev);
}
static ISADeviceInfo ne2000_isa_info = {
.qdev.name = "ne2k_isa",
.qdev.size = sizeof(ISANE2000State),
.init = isa_ne2000_initfn,
.qdev.props = (Property[]) {
DEFINE_PROP_HEX32("iobase", ISANE2000State, iobase, 0x300),
DEFINE_PROP_UINT32("irq", ISANE2000State, isairq, 9),
DEFINE_PROP_END_OF_LIST(),
},
};
static void ne2000_isa_register_devices(void)
{
isa_qdev_register(&ne2000_isa_info);
}
device_init(ne2000_isa_register_devices)
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