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-rw-r--r--qemu/hw/net/ne2000-isa.c152
1 files changed, 152 insertions, 0 deletions
diff --git a/qemu/hw/net/ne2000-isa.c b/qemu/hw/net/ne2000-isa.c
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+++ b/qemu/hw/net/ne2000-isa.c
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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/hw.h"
+#include "hw/i386/pc.h"
+#include "hw/isa/isa.h"
+#include "hw/qdev.h"
+#include "net/net.h"
+#include "ne2000.h"
+#include "exec/address-spaces.h"
+#include "qapi/visitor.h"
+
+#define TYPE_ISA_NE2000 "ne2k_isa"
+#define ISA_NE2000(obj) OBJECT_CHECK(ISANE2000State, (obj), TYPE_ISA_NE2000)
+
+typedef struct ISANE2000State {
+ ISADevice parent_obj;
+
+ uint32_t iobase;
+ uint32_t isairq;
+ NE2000State ne2000;
+} ISANE2000State;
+
+static NetClientInfo net_ne2000_isa_info = {
+ .type = NET_CLIENT_OPTIONS_KIND_NIC,
+ .size = sizeof(NICState),
+ .can_receive = ne2000_can_receive,
+ .receive = ne2000_receive,
+};
+
+static const VMStateDescription vmstate_isa_ne2000 = {
+ .name = "ne2000",
+ .version_id = 2,
+ .minimum_version_id = 0,
+ .fields = (VMStateField[]) {
+ VMSTATE_STRUCT(ne2000, ISANE2000State, 0, vmstate_ne2000, NE2000State),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+static void isa_ne2000_realizefn(DeviceState *dev, Error **errp)
+{
+ ISADevice *isadev = ISA_DEVICE(dev);
+ ISANE2000State *isa = ISA_NE2000(dev);
+ NE2000State *s = &isa->ne2000;
+
+ ne2000_setup_io(s, DEVICE(isadev), 0x20);
+ isa_register_ioport(isadev, &s->io, isa->iobase);
+
+ isa_init_irq(isadev, &s->irq, isa->isairq);
+
+ qemu_macaddr_default_if_unset(&s->c.macaddr);
+ ne2000_reset(s);
+
+ s->nic = qemu_new_nic(&net_ne2000_isa_info, &s->c,
+ object_get_typename(OBJECT(dev)), dev->id, s);
+ qemu_format_nic_info_str(qemu_get_queue(s->nic), s->c.macaddr.a);
+}
+
+static Property ne2000_isa_properties[] = {
+ DEFINE_PROP_UINT32("iobase", ISANE2000State, iobase, 0x300),
+ DEFINE_PROP_UINT32("irq", ISANE2000State, isairq, 9),
+ DEFINE_NIC_PROPERTIES(ISANE2000State, ne2000.c),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void isa_ne2000_class_initfn(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+
+ dc->realize = isa_ne2000_realizefn;
+ dc->props = ne2000_isa_properties;
+ dc->vmsd = &vmstate_isa_ne2000;
+ set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
+}
+
+static void isa_ne2000_get_bootindex(Object *obj, Visitor *v, void *opaque,
+ const char *name, Error **errp)
+{
+ ISANE2000State *isa = ISA_NE2000(obj);
+ NE2000State *s = &isa->ne2000;
+
+ visit_type_int32(v, &s->c.bootindex, name, errp);
+}
+
+static void isa_ne2000_set_bootindex(Object *obj, Visitor *v, void *opaque,
+ const char *name, Error **errp)
+{
+ ISANE2000State *isa = ISA_NE2000(obj);
+ NE2000State *s = &isa->ne2000;
+ int32_t boot_index;
+ Error *local_err = NULL;
+
+ visit_type_int32(v, &boot_index, name, &local_err);
+ if (local_err) {
+ goto out;
+ }
+ /* check whether bootindex is present in fw_boot_order list */
+ check_boot_index(boot_index, &local_err);
+ if (local_err) {
+ goto out;
+ }
+ /* change bootindex to a new one */
+ s->c.bootindex = boot_index;
+
+out:
+ if (local_err) {
+ error_propagate(errp, local_err);
+ }
+}
+
+static void isa_ne2000_instance_init(Object *obj)
+{
+ object_property_add(obj, "bootindex", "int32",
+ isa_ne2000_get_bootindex,
+ isa_ne2000_set_bootindex, NULL, NULL, NULL);
+ object_property_set_int(obj, -1, "bootindex", NULL);
+}
+static const TypeInfo ne2000_isa_info = {
+ .name = TYPE_ISA_NE2000,
+ .parent = TYPE_ISA_DEVICE,
+ .instance_size = sizeof(ISANE2000State),
+ .class_init = isa_ne2000_class_initfn,
+ .instance_init = isa_ne2000_instance_init,
+};
+
+static void ne2000_isa_register_types(void)
+{
+ type_register_static(&ne2000_isa_info);
+}
+
+type_init(ne2000_isa_register_types)