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38#include "qemu/osdep.h"
39#include "qemu/timer.h"
40#include "hw/sparc/sparc32_dma.h"
41#include "hw/net/lance.h"
42#include "trace.h"
43#include "sysemu/sysemu.h"
44
45
46static void parent_lance_reset(void *opaque, int irq, int level)
47{
48 SysBusPCNetState *d = opaque;
49 if (level)
50 pcnet_h_reset(&d->state);
51}
52
53static void lance_mem_write(void *opaque, hwaddr addr,
54 uint64_t val, unsigned size)
55{
56 SysBusPCNetState *d = opaque;
57
58 trace_lance_mem_writew(addr, val & 0xffff);
59 pcnet_ioport_writew(&d->state, addr, val & 0xffff);
60}
61
62static uint64_t lance_mem_read(void *opaque, hwaddr addr,
63 unsigned size)
64{
65 SysBusPCNetState *d = opaque;
66 uint32_t val;
67
68 val = pcnet_ioport_readw(&d->state, addr);
69 trace_lance_mem_readw(addr, val & 0xffff);
70 return val & 0xffff;
71}
72
73static const MemoryRegionOps lance_mem_ops = {
74 .read = lance_mem_read,
75 .write = lance_mem_write,
76 .endianness = DEVICE_NATIVE_ENDIAN,
77 .valid = {
78 .min_access_size = 2,
79 .max_access_size = 2,
80 },
81};
82
83static NetClientInfo net_lance_info = {
84 .type = NET_CLIENT_DRIVER_NIC,
85 .size = sizeof(NICState),
86 .receive = pcnet_receive,
87 .link_status_changed = pcnet_set_link_status,
88};
89
90static const VMStateDescription vmstate_lance = {
91 .name = "pcnet",
92 .version_id = 3,
93 .minimum_version_id = 2,
94 .fields = (VMStateField[]) {
95 VMSTATE_STRUCT(state, SysBusPCNetState, 0, vmstate_pcnet, PCNetState),
96 VMSTATE_END_OF_LIST()
97 }
98};
99
100static void lance_realize(DeviceState *dev, Error **errp)
101{
102 SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
103 SysBusPCNetState *d = SYSBUS_PCNET(dev);
104 PCNetState *s = &d->state;
105
106 memory_region_init_io(&s->mmio, OBJECT(d), &lance_mem_ops, d,
107 "lance-mmio", 4);
108
109 qdev_init_gpio_in(dev, parent_lance_reset, 1);
110
111 sysbus_init_mmio(sbd, &s->mmio);
112
113 sysbus_init_irq(sbd, &s->irq);
114
115 s->phys_mem_read = ledma_memory_read;
116 s->phys_mem_write = ledma_memory_write;
117 pcnet_common_init(dev, s, &net_lance_info);
118}
119
120static void lance_reset(DeviceState *dev)
121{
122 SysBusPCNetState *d = SYSBUS_PCNET(dev);
123
124 pcnet_h_reset(&d->state);
125}
126
127static void lance_instance_init(Object *obj)
128{
129 SysBusPCNetState *d = SYSBUS_PCNET(obj);
130 PCNetState *s = &d->state;
131
132 device_add_bootindex_property(obj, &s->conf.bootindex,
133 "bootindex", "/ethernet-phy@0",
134 DEVICE(obj), NULL);
135}
136
137static Property lance_properties[] = {
138 DEFINE_PROP_PTR("dma", SysBusPCNetState, state.dma_opaque),
139 DEFINE_NIC_PROPERTIES(SysBusPCNetState, state.conf),
140 DEFINE_PROP_END_OF_LIST(),
141};
142
143static void lance_class_init(ObjectClass *klass, void *data)
144{
145 DeviceClass *dc = DEVICE_CLASS(klass);
146
147 dc->realize = lance_realize;
148 set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
149 dc->fw_name = "ethernet";
150 dc->reset = lance_reset;
151 dc->vmsd = &vmstate_lance;
152 dc->props = lance_properties;
153
154 dc->user_creatable = false;
155}
156
157static const TypeInfo lance_info = {
158 .name = TYPE_LANCE,
159 .parent = TYPE_SYS_BUS_DEVICE,
160 .instance_size = sizeof(SysBusPCNetState),
161 .class_init = lance_class_init,
162 .instance_init = lance_instance_init,
163};
164
165static void lance_register_types(void)
166{
167 type_register_static(&lance_info);
168}
169
170type_init(lance_register_types)
171