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Commit | Line | Data |
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0bf96f94 GH |
1 | /* |
2 | * QEMU USB EHCI Emulation | |
3 | * | |
4 | * This library is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU Lesser General Public | |
6 | * License as published by the Free Software Foundation; either | |
75a49fc6 | 7 | * version 2.1 of the License, or (at your option) any later version. |
0bf96f94 GH |
8 | * |
9 | * This library is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | * Lesser General Public License for more details. | |
13 | * | |
75a49fc6 | 14 | * You should have received a copy of the GNU Lesser General Public License |
0bf96f94 GH |
15 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
16 | */ | |
17 | ||
e532b2e0 | 18 | #include "qemu/osdep.h" |
0bf96f94 | 19 | #include "hw/usb/hcd-ehci.h" |
0b8fa32f | 20 | #include "qemu/module.h" |
1de7afc9 | 21 | #include "qemu/range.h" |
0bf96f94 | 22 | |
df013187 GH |
23 | typedef struct EHCIPCIInfo { |
24 | const char *name; | |
25 | uint16_t vendor_id; | |
26 | uint16_t device_id; | |
27 | uint8_t revision; | |
ec56214f | 28 | bool companion; |
df013187 GH |
29 | } EHCIPCIInfo; |
30 | ||
9af21dbe | 31 | static void usb_ehci_pci_realize(PCIDevice *dev, Error **errp) |
0bf96f94 | 32 | { |
5aa3ca9f | 33 | EHCIPCIState *i = PCI_EHCI(dev); |
0bf96f94 GH |
34 | EHCIState *s = &i->ehci; |
35 | uint8_t *pci_conf = dev->config; | |
36 | ||
37 | pci_set_byte(&pci_conf[PCI_CLASS_PROG], 0x20); | |
38 | ||
39 | /* capabilities pointer */ | |
40 | pci_set_byte(&pci_conf[PCI_CAPABILITY_LIST], 0x00); | |
41 | /* pci_set_byte(&pci_conf[PCI_CAPABILITY_LIST], 0x50); */ | |
42 | ||
43 | pci_set_byte(&pci_conf[PCI_INTERRUPT_PIN], 4); /* interrupt pin D */ | |
44 | pci_set_byte(&pci_conf[PCI_MIN_GNT], 0); | |
45 | pci_set_byte(&pci_conf[PCI_MAX_LAT], 0); | |
46 | ||
47 | /* pci_conf[0x50] = 0x01; *//* power management caps */ | |
48 | ||
49 | pci_set_byte(&pci_conf[USB_SBRN], USB_RELEASE_2); /* release # (2.1.4) */ | |
50 | pci_set_byte(&pci_conf[0x61], 0x20); /* frame length adjustment (2.1.5) */ | |
51 | pci_set_word(&pci_conf[0x62], 0x00); /* port wake up capability (2.1.6) */ | |
52 | ||
53 | pci_conf[0x64] = 0x00; | |
54 | pci_conf[0x65] = 0x00; | |
55 | pci_conf[0x66] = 0x00; | |
56 | pci_conf[0x67] = 0x00; | |
57 | pci_conf[0x68] = 0x01; | |
58 | pci_conf[0x69] = 0x00; | |
59 | pci_conf[0x6a] = 0x00; | |
60 | pci_conf[0x6b] = 0x00; /* USBLEGSUP */ | |
61 | pci_conf[0x6c] = 0x00; | |
62 | pci_conf[0x6d] = 0x00; | |
63 | pci_conf[0x6e] = 0x00; | |
64 | pci_conf[0x6f] = 0xc0; /* USBLEFCTLSTS */ | |
65 | ||
9e64f8a3 | 66 | s->irq = pci_allocate_irq(dev); |
df32fd1c | 67 | s->as = pci_get_address_space(dev); |
0bf96f94 | 68 | |
08f4c90b | 69 | usb_ehci_realize(s, DEVICE(dev), NULL); |
0bf96f94 | 70 | pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mem); |
0bf96f94 GH |
71 | } |
72 | ||
d4614cc3 AF |
73 | static void usb_ehci_pci_init(Object *obj) |
74 | { | |
ec56214f | 75 | DeviceClass *dc = OBJECT_GET_CLASS(DeviceClass, obj, TYPE_DEVICE); |
d4614cc3 AF |
76 | EHCIPCIState *i = PCI_EHCI(obj); |
77 | EHCIState *s = &i->ehci; | |
78 | ||
79 | s->caps[0x09] = 0x68; /* EECP */ | |
80 | ||
81 | s->capsbase = 0x00; | |
82 | s->opregbase = 0x20; | |
cc8d6a84 KJS |
83 | s->portscbase = 0x44; |
84 | s->portnr = NB_PORTS; | |
d4614cc3 | 85 | |
ec56214f GH |
86 | if (!dc->hotpluggable) { |
87 | s->companion_enable = true; | |
88 | } | |
89 | ||
d4614cc3 AF |
90 | usb_ehci_init(s, DEVICE(obj)); |
91 | } | |
92 | ||
d710e1e7 LQ |
93 | static void usb_ehci_pci_finalize(Object *obj) |
94 | { | |
95 | EHCIPCIState *i = PCI_EHCI(obj); | |
96 | EHCIState *s = &i->ehci; | |
97 | ||
98 | usb_ehci_finalize(s); | |
99 | } | |
100 | ||
96e14926 GA |
101 | static void usb_ehci_pci_exit(PCIDevice *dev) |
102 | { | |
103 | EHCIPCIState *i = PCI_EHCI(dev); | |
104 | EHCIState *s = &i->ehci; | |
105 | ||
106 | usb_ehci_unrealize(s, DEVICE(dev), NULL); | |
107 | ||
012aef07 MA |
108 | g_free(s->irq); |
109 | s->irq = NULL; | |
96e14926 GA |
110 | } |
111 | ||
4e289b1b GA |
112 | static void usb_ehci_pci_reset(DeviceState *dev) |
113 | { | |
114 | PCIDevice *pci_dev = PCI_DEVICE(dev); | |
115 | EHCIPCIState *i = PCI_EHCI(pci_dev); | |
116 | EHCIState *s = &i->ehci; | |
117 | ||
118 | ehci_reset(s); | |
119 | } | |
120 | ||
55903f1d GH |
121 | static void usb_ehci_pci_write_config(PCIDevice *dev, uint32_t addr, |
122 | uint32_t val, int l) | |
123 | { | |
5aa3ca9f | 124 | EHCIPCIState *i = PCI_EHCI(dev); |
55903f1d GH |
125 | bool busmaster; |
126 | ||
127 | pci_default_write_config(dev, addr, val, l); | |
128 | ||
129 | if (!range_covers_byte(addr, l, PCI_COMMAND)) { | |
130 | return; | |
131 | } | |
132 | busmaster = pci_get_word(dev->config + PCI_COMMAND) & PCI_COMMAND_MASTER; | |
df32fd1c | 133 | i->ehci.as = busmaster ? pci_get_address_space(dev) : &address_space_memory; |
55903f1d GH |
134 | } |
135 | ||
0bf96f94 GH |
136 | static Property ehci_pci_properties[] = { |
137 | DEFINE_PROP_UINT32("maxframes", EHCIPCIState, ehci.maxframes, 128), | |
138 | DEFINE_PROP_END_OF_LIST(), | |
139 | }; | |
140 | ||
141 | static const VMStateDescription vmstate_ehci_pci = { | |
142 | .name = "ehci", | |
143 | .version_id = 2, | |
144 | .minimum_version_id = 1, | |
6e3d652a | 145 | .fields = (VMStateField[]) { |
0bf96f94 GH |
146 | VMSTATE_PCI_DEVICE(pcidev, EHCIPCIState), |
147 | VMSTATE_STRUCT(ehci, EHCIPCIState, 2, vmstate_ehci, EHCIState), | |
9d153047 | 148 | VMSTATE_END_OF_LIST() |
0bf96f94 GH |
149 | } |
150 | }; | |
151 | ||
152 | static void ehci_class_init(ObjectClass *klass, void *data) | |
153 | { | |
154 | DeviceClass *dc = DEVICE_CLASS(klass); | |
155 | PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); | |
156 | ||
9af21dbe | 157 | k->realize = usb_ehci_pci_realize; |
96e14926 | 158 | k->exit = usb_ehci_pci_exit; |
0bf96f94 | 159 | k->class_id = PCI_CLASS_SERIAL_USB; |
55903f1d | 160 | k->config_write = usb_ehci_pci_write_config; |
9d153047 | 161 | dc->vmsd = &vmstate_ehci_pci; |
0bf96f94 | 162 | dc->props = ehci_pci_properties; |
4e289b1b | 163 | dc->reset = usb_ehci_pci_reset; |
0bf96f94 GH |
164 | } |
165 | ||
5aa3ca9f AF |
166 | static const TypeInfo ehci_pci_type_info = { |
167 | .name = TYPE_PCI_EHCI, | |
168 | .parent = TYPE_PCI_DEVICE, | |
169 | .instance_size = sizeof(EHCIPCIState), | |
d4614cc3 | 170 | .instance_init = usb_ehci_pci_init, |
d710e1e7 | 171 | .instance_finalize = usb_ehci_pci_finalize, |
5aa3ca9f AF |
172 | .abstract = true, |
173 | .class_init = ehci_class_init, | |
fd3b02c8 EH |
174 | .interfaces = (InterfaceInfo[]) { |
175 | { INTERFACE_CONVENTIONAL_PCI_DEVICE }, | |
176 | { }, | |
177 | }, | |
5aa3ca9f AF |
178 | }; |
179 | ||
180 | static void ehci_data_class_init(ObjectClass *klass, void *data) | |
181 | { | |
182 | PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); | |
125ee0ed | 183 | DeviceClass *dc = DEVICE_CLASS(klass); |
5aa3ca9f AF |
184 | EHCIPCIInfo *i = data; |
185 | ||
186 | k->vendor_id = i->vendor_id; | |
187 | k->device_id = i->device_id; | |
188 | k->revision = i->revision; | |
125ee0ed | 189 | set_bit(DEVICE_CATEGORY_USB, dc->categories); |
ec56214f GH |
190 | if (i->companion) { |
191 | dc->hotpluggable = false; | |
192 | } | |
5aa3ca9f AF |
193 | } |
194 | ||
df013187 GH |
195 | static struct EHCIPCIInfo ehci_pci_info[] = { |
196 | { | |
197 | .name = "usb-ehci", | |
198 | .vendor_id = PCI_VENDOR_ID_INTEL, | |
199 | .device_id = PCI_DEVICE_ID_INTEL_82801D, /* ich4 */ | |
200 | .revision = 0x10, | |
201 | },{ | |
ba07630c | 202 | .name = "ich9-usb-ehci1", /* 00:1d.7 */ |
df013187 GH |
203 | .vendor_id = PCI_VENDOR_ID_INTEL, |
204 | .device_id = PCI_DEVICE_ID_INTEL_82801I_EHCI1, | |
205 | .revision = 0x03, | |
ec56214f | 206 | .companion = true, |
ba07630c GH |
207 | },{ |
208 | .name = "ich9-usb-ehci2", /* 00:1a.7 */ | |
209 | .vendor_id = PCI_VENDOR_ID_INTEL, | |
210 | .device_id = PCI_DEVICE_ID_INTEL_82801I_EHCI2, | |
211 | .revision = 0x03, | |
ec56214f | 212 | .companion = true, |
df013187 | 213 | } |
0bf96f94 GH |
214 | }; |
215 | ||
216 | static void ehci_pci_register_types(void) | |
217 | { | |
df013187 | 218 | TypeInfo ehci_type_info = { |
5aa3ca9f AF |
219 | .parent = TYPE_PCI_EHCI, |
220 | .class_init = ehci_data_class_init, | |
df013187 GH |
221 | }; |
222 | int i; | |
223 | ||
5aa3ca9f AF |
224 | type_register_static(&ehci_pci_type_info); |
225 | ||
df013187 GH |
226 | for (i = 0; i < ARRAY_SIZE(ehci_pci_info); i++) { |
227 | ehci_type_info.name = ehci_pci_info[i].name; | |
228 | ehci_type_info.class_data = ehci_pci_info + i; | |
229 | type_register(&ehci_type_info); | |
230 | } | |
0bf96f94 GH |
231 | } |
232 | ||
233 | type_init(ehci_pci_register_types) |