serial-isa.c (eeceb0849de2126185cf71860a449667fac2f0d7) serial-isa.c (db895a1e6a97e919f9b86d60c969377357b05066)
1/*
2 * QEMU 16550A UART emulation
3 *
4 * Copyright (c) 2003-2004 Fabrice Bellard
5 * Copyright (c) 2008 Citrix Systems, Inc.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal

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39
40static const int isa_serial_io[MAX_SERIAL_PORTS] = {
41 0x3f8, 0x2f8, 0x3e8, 0x2e8
42};
43static const int isa_serial_irq[MAX_SERIAL_PORTS] = {
44 4, 3, 4, 3
45};
46
1/*
2 * QEMU 16550A UART emulation
3 *
4 * Copyright (c) 2003-2004 Fabrice Bellard
5 * Copyright (c) 2008 Citrix Systems, Inc.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal

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39
40static const int isa_serial_io[MAX_SERIAL_PORTS] = {
41 0x3f8, 0x2f8, 0x3e8, 0x2e8
42};
43static const int isa_serial_irq[MAX_SERIAL_PORTS] = {
44 4, 3, 4, 3
45};
46
47static int serial_isa_initfn(ISADevice *dev)
47static void serial_isa_realizefn(DeviceState *dev, Error **errp)
48{
49 static int index;
48{
49 static int index;
50 ISADevice *isadev = ISA_DEVICE(dev);
50 ISASerialState *isa = ISA_SERIAL(dev);
51 SerialState *s = &isa->state;
52
53 if (isa->index == -1) {
54 isa->index = index;
55 }
56 if (isa->index >= MAX_SERIAL_PORTS) {
51 ISASerialState *isa = ISA_SERIAL(dev);
52 SerialState *s = &isa->state;
53
54 if (isa->index == -1) {
55 isa->index = index;
56 }
57 if (isa->index >= MAX_SERIAL_PORTS) {
57 return -1;
58 error_setg(errp, "Max. supported number of ISA serial ports is %d.",
59 MAX_SERIAL_PORTS);
60 return;
58 }
59 if (isa->iobase == -1) {
60 isa->iobase = isa_serial_io[isa->index];
61 }
62 if (isa->isairq == -1) {
63 isa->isairq = isa_serial_irq[isa->index];
64 }
65 index++;
66
67 s->baudbase = 115200;
61 }
62 if (isa->iobase == -1) {
63 isa->iobase = isa_serial_io[isa->index];
64 }
65 if (isa->isairq == -1) {
66 isa->isairq = isa_serial_irq[isa->index];
67 }
68 index++;
69
70 s->baudbase = 115200;
68 isa_init_irq(dev, &s->irq, isa->isairq);
69 serial_init_core(s);
70 qdev_set_legacy_instance_id(&dev->qdev, isa->iobase, 3);
71 isa_init_irq(isadev, &s->irq, isa->isairq);
72 serial_realize_core(s, errp);
73 qdev_set_legacy_instance_id(dev, isa->iobase, 3);
71
72 memory_region_init_io(&s->io, &serial_io_ops, s, "serial", 8);
74
75 memory_region_init_io(&s->io, &serial_io_ops, s, "serial", 8);
73 isa_register_ioport(dev, &s->io, isa->iobase);
74 return 0;
76 isa_register_ioport(isadev, &s->io, isa->iobase);
75}
76
77static const VMStateDescription vmstate_isa_serial = {
78 .name = "serial",
79 .version_id = 3,
80 .minimum_version_id = 2,
81 .fields = (VMStateField[]) {
82 VMSTATE_STRUCT(state, ISASerialState, 0, vmstate_serial, SerialState),

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91 DEFINE_PROP_CHR("chardev", ISASerialState, state.chr),
92 DEFINE_PROP_UINT32("wakeup", ISASerialState, state.wakeup, 0),
93 DEFINE_PROP_END_OF_LIST(),
94};
95
96static void serial_isa_class_initfn(ObjectClass *klass, void *data)
97{
98 DeviceClass *dc = DEVICE_CLASS(klass);
77}
78
79static const VMStateDescription vmstate_isa_serial = {
80 .name = "serial",
81 .version_id = 3,
82 .minimum_version_id = 2,
83 .fields = (VMStateField[]) {
84 VMSTATE_STRUCT(state, ISASerialState, 0, vmstate_serial, SerialState),

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93 DEFINE_PROP_CHR("chardev", ISASerialState, state.chr),
94 DEFINE_PROP_UINT32("wakeup", ISASerialState, state.wakeup, 0),
95 DEFINE_PROP_END_OF_LIST(),
96};
97
98static void serial_isa_class_initfn(ObjectClass *klass, void *data)
99{
100 DeviceClass *dc = DEVICE_CLASS(klass);
99 ISADeviceClass *ic = ISA_DEVICE_CLASS(klass);
100 ic->init = serial_isa_initfn;
101
102 dc->realize = serial_isa_realizefn;
101 dc->vmsd = &vmstate_isa_serial;
102 dc->props = serial_isa_properties;
103}
104
105static const TypeInfo serial_isa_info = {
106 .name = TYPE_ISA_SERIAL,
107 .parent = TYPE_ISA_DEVICE,
108 .instance_size = sizeof(ISASerialState),

--- 25 unchanged lines hidden --- 		103 dc->vmsd = &vmstate_isa_serial;
104 dc->props = serial_isa_properties;
105}
106
107static const TypeInfo serial_isa_info = {
108 .name = TYPE_ISA_SERIAL,
109 .parent = TYPE_ISA_DEVICE,
110 .instance_size = sizeof(ISASerialState),

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