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ec82026c GH |
1 | /* |
2 | * QEMU IDE Emulation: ISA Bus support. | |
3 | * | |
4 | * Copyright (c) 2003 Fabrice Bellard | |
5 | * Copyright (c) 2006 Openedhand Ltd. | |
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 | |
9 | * in the Software without restriction, including without limitation the rights | |
10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
11 | * copies of the Software, and to permit persons to whom the Software is | |
12 | * furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
20 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
23 | * THE SOFTWARE. | |
24 | */ | |
59f2a787 | 25 | #include <hw/hw.h> |
0d09e41a PB |
26 | #include <hw/i386/pc.h> |
27 | #include <hw/isa/isa.h> | |
737e150e | 28 | #include "block/block.h" |
9c17d615 | 29 | #include "sysemu/dma.h" |
59f2a787 GH |
30 | |
31 | #include <hw/ide/internal.h> | |
ec82026c GH |
32 | |
33 | /***********************************************************/ | |
34 | /* ISA IDE definitions */ | |
35 | ||
2f12688b AF |
36 | #define TYPE_ISA_IDE "isa-ide" |
37 | #define ISA_IDE(obj) OBJECT_CHECK(ISAIDEState, (obj), TYPE_ISA_IDE) | |
38 | ||
cebbe6d4 | 39 | typedef struct ISAIDEState { |
2f12688b AF |
40 | ISADevice parent_obj; |
41 | ||
1f850f10 | 42 | IDEBus bus; |
dea21e97 GH |
43 | uint32_t iobase; |
44 | uint32_t iobase2; | |
45 | uint32_t isairq; | |
46 | qemu_irq irq; | |
cebbe6d4 GH |
47 | } ISAIDEState; |
48 | ||
4a643563 BS |
49 | static void isa_ide_reset(DeviceState *d) |
50 | { | |
2f12688b | 51 | ISAIDEState *s = ISA_IDE(d); |
4a643563 BS |
52 | |
53 | ide_bus_reset(&s->bus); | |
54 | } | |
55 | ||
200ab5e2 JQ |
56 | static const VMStateDescription vmstate_ide_isa = { |
57 | .name = "isa-ide", | |
58 | .version_id = 3, | |
59 | .minimum_version_id = 0, | |
60 | .minimum_version_id_old = 0, | |
61 | .fields = (VMStateField []) { | |
62 | VMSTATE_IDE_BUS(bus, ISAIDEState), | |
63 | VMSTATE_IDE_DRIVES(bus.ifs, ISAIDEState), | |
64 | VMSTATE_END_OF_LIST() | |
65 | } | |
66 | }; | |
cebbe6d4 | 67 | |
db895a1e | 68 | static void isa_ide_realizefn(DeviceState *dev, Error **errp) |
ec82026c | 69 | { |
db895a1e | 70 | ISADevice *isadev = ISA_DEVICE(dev); |
2f12688b | 71 | ISAIDEState *s = ISA_IDE(dev); |
dea21e97 | 72 | |
c6baf942 | 73 | ide_bus_new(&s->bus, sizeof(s->bus), dev, 0, 2); |
db895a1e AF |
74 | ide_init_ioport(&s->bus, isadev, s->iobase, s->iobase2); |
75 | isa_init_irq(isadev, &s->irq, s->isairq); | |
57234ee4 | 76 | ide_init2(&s->bus, s->irq); |
db895a1e | 77 | vmstate_register(dev, 0, &vmstate_ide_isa, s); |
dea21e97 GH |
78 | }; |
79 | ||
48a18b3c | 80 | ISADevice *isa_ide_init(ISABus *bus, int iobase, int iobase2, int isairq, |
57c88866 | 81 | DriveInfo *hd0, DriveInfo *hd1) |
dea21e97 | 82 | { |
2f12688b AF |
83 | DeviceState *dev; |
84 | ISADevice *isadev; | |
cebbe6d4 | 85 | ISAIDEState *s; |
ec82026c | 86 | |
2f12688b AF |
87 | isadev = isa_create(bus, TYPE_ISA_IDE); |
88 | dev = DEVICE(isadev); | |
89 | qdev_prop_set_uint32(dev, "iobase", iobase); | |
90 | qdev_prop_set_uint32(dev, "iobase2", iobase2); | |
91 | qdev_prop_set_uint32(dev, "irq", isairq); | |
92 | if (qdev_init(dev) < 0) { | |
57c88866 | 93 | return NULL; |
2f12688b | 94 | } |
ec82026c | 95 | |
2f12688b AF |
96 | s = ISA_IDE(dev); |
97 | if (hd0) { | |
1f850f10 | 98 | ide_create_drive(&s->bus, 0, hd0); |
2f12688b AF |
99 | } |
100 | if (hd1) { | |
1f850f10 | 101 | ide_create_drive(&s->bus, 1, hd1); |
2f12688b AF |
102 | } |
103 | return isadev; | |
dea21e97 GH |
104 | } |
105 | ||
39bffca2 AL |
106 | static Property isa_ide_properties[] = { |
107 | DEFINE_PROP_HEX32("iobase", ISAIDEState, iobase, 0x1f0), | |
108 | DEFINE_PROP_HEX32("iobase2", ISAIDEState, iobase2, 0x3f6), | |
109 | DEFINE_PROP_UINT32("irq", ISAIDEState, isairq, 14), | |
110 | DEFINE_PROP_END_OF_LIST(), | |
111 | }; | |
112 | ||
8f04ee08 AL |
113 | static void isa_ide_class_initfn(ObjectClass *klass, void *data) |
114 | { | |
39bffca2 | 115 | DeviceClass *dc = DEVICE_CLASS(klass); |
db895a1e AF |
116 | |
117 | dc->realize = isa_ide_realizefn; | |
39bffca2 AL |
118 | dc->fw_name = "ide"; |
119 | dc->reset = isa_ide_reset; | |
120 | dc->props = isa_ide_properties; | |
125ee0ed | 121 | set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); |
8f04ee08 AL |
122 | } |
123 | ||
8c43a6f0 | 124 | static const TypeInfo isa_ide_info = { |
2f12688b | 125 | .name = TYPE_ISA_IDE, |
39bffca2 AL |
126 | .parent = TYPE_ISA_DEVICE, |
127 | .instance_size = sizeof(ISAIDEState), | |
128 | .class_init = isa_ide_class_initfn, | |
dea21e97 GH |
129 | }; |
130 | ||
83f7d43a | 131 | static void isa_ide_register_types(void) |
dea21e97 | 132 | { |
39bffca2 | 133 | type_register_static(&isa_ide_info); |
ec82026c | 134 | } |
dea21e97 | 135 | |
83f7d43a | 136 | type_init(isa_ide_register_types) |