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18#include "qemu/osdep.h"
19#include "hw/usb/hcd-ehci.h"
20#include "hw/register-dep.h"
21
22static const VMStateDescription vmstate_ehci_sysbus = {
23 .name = "ehci-sysbus",
24 .version_id = 2,
25 .minimum_version_id = 1,
26 .fields = (VMStateField[]) {
27 VMSTATE_STRUCT(ehci, EHCISysBusState, 2, vmstate_ehci, EHCIState),
28 VMSTATE_END_OF_LIST()
29 }
30};
31
32static Property ehci_sysbus_properties[] = {
33 DEFINE_PROP_UINT32("maxframes", EHCISysBusState, ehci.maxframes, 128),
34 DEFINE_PROP_END_OF_LIST(),
35};
36
37static void usb_ehci_sysbus_realize(DeviceState *dev, Error **errp)
38{
39 SysBusDevice *d = SYS_BUS_DEVICE(dev);
40 EHCISysBusState *i = SYS_BUS_EHCI(dev);
41 EHCIState *s = &i->ehci;
42
43 usb_ehci_realize(s, dev, errp);
44 sysbus_init_irq(d, &s->irq);
45}
46
47static void usb_ehci_sysbus_reset(DeviceState *dev)
48{
49 SysBusDevice *d = SYS_BUS_DEVICE(dev);
50 EHCISysBusState *i = SYS_BUS_EHCI(d);
51 EHCIState *s = &i->ehci;
52
53 ehci_reset(s);
54}
55
56static void ehci_sysbus_init(Object *obj)
57{
58 SysBusDevice *d = SYS_BUS_DEVICE(obj);
59 EHCISysBusState *i = SYS_BUS_EHCI(obj);
60 SysBusEHCIClass *sec = SYS_BUS_EHCI_GET_CLASS(obj);
61 EHCIState *s = &i->ehci;
62
63 s->capsbase = sec->capsbase;
64 s->opregbase = sec->opregbase;
65 s->portscbase = sec->portscbase;
66 s->portnr = sec->portnr;
67 s->as = &address_space_memory;
68
69 usb_ehci_init(s, DEVICE(obj));
70 sysbus_init_mmio(d, &s->mem);
71}
72
73static void ehci_sysbus_class_init(ObjectClass *klass, void *data)
74{
75 DeviceClass *dc = DEVICE_CLASS(klass);
76 SysBusEHCIClass *sec = SYS_BUS_EHCI_CLASS(klass);
77
78 sec->portscbase = 0x44;
79 sec->portnr = NB_PORTS;
80
81 dc->realize = usb_ehci_sysbus_realize;
82 dc->vmsd = &vmstate_ehci_sysbus;
83 dc->props = ehci_sysbus_properties;
84 dc->reset = usb_ehci_sysbus_reset;
85 set_bit(DEVICE_CATEGORY_USB, dc->categories);
86}
87
88static const TypeInfo ehci_type_info = {
89 .name = TYPE_SYS_BUS_EHCI,
90 .parent = TYPE_SYS_BUS_DEVICE,
91 .instance_size = sizeof(EHCISysBusState),
92 .instance_init = ehci_sysbus_init,
93 .abstract = true,
94 .class_init = ehci_sysbus_class_init,
95 .class_size = sizeof(SysBusEHCIClass),
96};
97
98enum PS7USBRegs {
99 XLNX_ID = 0x0,
100 XLNX_HWGENERAL = 0x4,
101 XLNX_HWHOST = 0x8,
102 XLNX_HWTXBUF = 0x10,
103 XLNX_HWRXBUF = 0x14,
104 XLNX_DCIVERSION = 0x120,
105 XLNX_DCCPARAMS = 0x124,
106};
107
108
109enum ULPIRegs {
110 VENDOR_ID_L = 0x0,
111 VENDOR_ID_H = 0x1,
112 PRODUCT_ID_L = 0x2,
113 PRODUCT_ID_H = 0x3,
114 SCRATCH_REG_0 = 0x16,
115};
116
117DEP_REG32(ULPI_VIEWPORT, PS7USB_ULPIVP_OFFSET)
118 DEP_FIELD(ULPI_VIEWPORT, ULPIDATWR, 8, 0)
119 DEP_FIELD(ULPI_VIEWPORT, ULPIDATRD, 8, 8)
120 DEP_FIELD(ULPI_VIEWPORT, ULPIADDR, 8, 16)
121 DEP_FIELD(ULPI_VIEWPORT, ULPIPORT, 3, 24)
122 DEP_FIELD(ULPI_VIEWPORT, ULPISS, 1, 27)
123 DEP_FIELD(ULPI_VIEWPORT, ULPIRW, 1, 29)
124 DEP_FIELD(ULPI_VIEWPORT, ULPIRUN, 1, 30)
125 DEP_FIELD(ULPI_VIEWPORT, ULPIWU, 1, 31)
126
127static void ehci_xlnx_reset(DeviceState *dev)
128{
129 PS7USBState *s = XLNX_PS7_USB(dev);
130 SysBusDevice *d = SYS_BUS_DEVICE(dev);
131 EHCISysBusState *i = SYS_BUS_EHCI(d);
132 EHCIState *es = &i->ehci;
133
134 ehci_reset(es);
135
136
137 s->ulpi_viewport = 0x8000000;
138
139 s->ulpireg[VENDOR_ID_L] = 0x24;
140 s->ulpireg[VENDOR_ID_H] = 0x04;
141 s->ulpireg[PRODUCT_ID_L] = 0x4;
142 s->ulpireg[PRODUCT_ID_H] = 0x0;
143
144}
145
146static void ehci_xlnx_class_init(ObjectClass *oc, void *data)
147{
148 SysBusEHCIClass *sec = SYS_BUS_EHCI_CLASS(oc);
149 DeviceClass *dc = DEVICE_CLASS(oc);
150
151 dc->reset = ehci_xlnx_reset;
152 set_bit(DEVICE_CATEGORY_USB, dc->categories);
153 sec->capsbase = 0x100;
154 sec->opregbase = 0x140;
155}
156
157static uint64_t xlnx_devreg_read(void *opaque, hwaddr addr, unsigned size)
158{
159 EHCIState *s = opaque;
160
161
162
163 hwaddr offset = s->capsbase + 0x20 + addr;
164
165 switch (offset) {
166 case XLNX_DCIVERSION:
167 return 0x00000001;
168 case XLNX_DCCPARAMS:
169
170
171
172 return 0x0000010C;
173 }
174 return 0;
175}
176
177static uint64_t xlnx_hwreg_read(void *opaque, hwaddr addr, unsigned size)
178{
179
180
181
182 switch (addr) {
183 case XLNX_ID:
184 return XLNX_ID_DEFVAL;
185 case XLNX_HWGENERAL:
186 return XLNX_HWGENERAL_DEFVAL;
187 case XLNX_HWHOST:
188 return XLNX_HWHOST_DEFVAL;
189 case XLNX_HWTXBUF:
190 return XLNX_HWTXBUF_DEFVAL;
191 case XLNX_HWRXBUF:
192 return XLNX_HWRXBUF_DEFVAL;
193 }
194 return 0;
195}
196
197static uint64_t xlnx_ulpi_read(void *opaque, hwaddr addr, unsigned size)
198{
199 PS7USBState *s = opaque;
200
201 return s->ulpi_viewport;
202}
203
204static void xlnx_ulpi_write(void *opaque, hwaddr addr, uint64_t data,
205 unsigned size)
206{
207 PS7USBState *s = opaque;
208 uint8_t ulpiaddr;
209
210 s->ulpi_viewport &= ~ULPIREG_RWBITS_MASK;
211 s->ulpi_viewport |= data & ULPIREG_RWBITS_MASK;
212
213
214 if(DEP_F_EX32(s->ulpi_viewport, ULPI_VIEWPORT, ULPIWU)) {
215 s->ulpi_viewport = DEP_F_DP32(s->ulpi_viewport, ULPI_VIEWPORT, ULPIWU, 0);
216 }
217
218 if (DEP_F_EX32(s->ulpi_viewport, ULPI_VIEWPORT, ULPIRUN)) {
219 ulpiaddr = DEP_F_EX32(s->ulpi_viewport, ULPI_VIEWPORT, ULPIADDR);
220
221 if (DEP_F_EX32(s->ulpi_viewport, ULPI_VIEWPORT, ULPIRW)) {
222 s->ulpireg[ulpiaddr] = DEP_F_EX32(s->ulpi_viewport, ULPI_VIEWPORT,
223 ULPIDATWR);
224 } else {
225 s->ulpi_viewport = DEP_F_DP32(s->ulpi_viewport, ULPI_VIEWPORT,
226 ULPIDATRD, s->ulpireg[ulpiaddr]);
227 }
228
229 s->ulpi_viewport = DEP_F_DP32(s->ulpi_viewport, ULPI_VIEWPORT, ULPIRUN, 0);
230 }
231}
232
233static const MemoryRegionOps ps7usb_devreg_ops = {
234 .read = xlnx_devreg_read,
235 .valid.min_access_size = 4,
236 .valid.max_access_size = 4,
237 .endianness = DEVICE_LITTLE_ENDIAN,
238};
239
240static const MemoryRegionOps ps7usb_hwreg_ops = {
241 .read = xlnx_hwreg_read,
242 .valid.min_access_size = 4,
243 .valid.max_access_size = 4,
244 .endianness = DEVICE_LITTLE_ENDIAN,
245};
246
247static const MemoryRegionOps ps7usb_ulpi_ops = {
248 .read = xlnx_ulpi_read,
249 .write = xlnx_ulpi_write,
250 .valid.min_access_size = 4,
251 .valid.max_access_size = 4,
252 .endianness = DEVICE_LITTLE_ENDIAN,
253};
254
255static void ehci_xlnx_init(Object *Obj)
256{
257 EHCISysBusState *p = SYS_BUS_EHCI(Obj);
258 PS7USBState *s = XLNX_PS7_USB(Obj);
259 EHCIState *pp = &p->ehci;
260 memory_region_init_io(&s->mem_hwreg, Obj, &ps7usb_hwreg_ops, pp,
261 "ps7usb_hwreg", PS7USB_HWREG_SIZE);
262 memory_region_add_subregion(&pp->mem, PS7USB_HWREG_OFFSET, &s->mem_hwreg);
263
264 memory_region_init_io(&s->mem_devreg, Obj, &ps7usb_devreg_ops, pp,
265 "ps7usb_devicemode", PS7USB_DEVREG_SIZE);
266 memory_region_add_subregion(&pp->mem, PS7USB_DEVREG_OFFSET, &s->mem_devreg);
267
268 memory_region_init_io(&s->mem_ulpi, Obj, &ps7usb_ulpi_ops, s,
269 "ps7usb_ulpi_viewport", PS7USB_ULPIVP_SIZE);
270 memory_region_add_subregion(&pp->mem, PS7USB_ULPIVP_OFFSET, &s->mem_ulpi);
271}
272
273static const TypeInfo ehci_xlnx_type_info = {
274 .name = TYPE_XLNX_PS7_USB,
275 .parent = TYPE_SYS_BUS_EHCI,
276 .class_init = ehci_xlnx_class_init,
277 .instance_size = sizeof(PS7USBState),
278 .instance_init = ehci_xlnx_init,
279};
280
281static void ehci_exynos4210_class_init(ObjectClass *oc, void *data)
282{
283 SysBusEHCIClass *sec = SYS_BUS_EHCI_CLASS(oc);
284 DeviceClass *dc = DEVICE_CLASS(oc);
285
286 sec->capsbase = 0x0;
287 sec->opregbase = 0x10;
288 set_bit(DEVICE_CATEGORY_USB, dc->categories);
289}
290
291static const TypeInfo ehci_exynos4210_type_info = {
292 .name = TYPE_EXYNOS4210_EHCI,
293 .parent = TYPE_SYS_BUS_EHCI,
294 .class_init = ehci_exynos4210_class_init,
295};
296
297static void ehci_tegra2_class_init(ObjectClass *oc, void *data)
298{
299 SysBusEHCIClass *sec = SYS_BUS_EHCI_CLASS(oc);
300 DeviceClass *dc = DEVICE_CLASS(oc);
301
302 sec->capsbase = 0x100;
303 sec->opregbase = 0x140;
304 set_bit(DEVICE_CATEGORY_USB, dc->categories);
305}
306
307static const TypeInfo ehci_tegra2_type_info = {
308 .name = TYPE_TEGRA2_EHCI,
309 .parent = TYPE_SYS_BUS_EHCI,
310 .class_init = ehci_tegra2_class_init,
311};
312
313
314
315
316
317
318
319
320
321
322enum FUSBH200EHCIRegs {
323 FUSBH200_REG_EOF_ASTR = 0x34,
324 FUSBH200_REG_BMCSR = 0x40,
325};
326
327static uint64_t fusbh200_ehci_read(void *opaque, hwaddr addr, unsigned size)
328{
329 EHCIState *s = opaque;
330 hwaddr off = s->opregbase + s->portscbase + 4 * s->portnr + addr;
331
332 switch (off) {
333 case FUSBH200_REG_EOF_ASTR:
334 return 0x00000041;
335 case FUSBH200_REG_BMCSR:
336
337 return (2 << 9) | (1 << 8) | (1 << 3);
338 }
339
340 return 0;
341}
342
343static void fusbh200_ehci_write(void *opaque, hwaddr addr, uint64_t val,
344 unsigned size)
345{
346}
347
348static const MemoryRegionOps fusbh200_ehci_mmio_ops = {
349 .read = fusbh200_ehci_read,
350 .write = fusbh200_ehci_write,
351 .valid.min_access_size = 4,
352 .valid.max_access_size = 4,
353 .endianness = DEVICE_LITTLE_ENDIAN,
354};
355
356static void fusbh200_ehci_init(Object *obj)
357{
358 EHCISysBusState *i = SYS_BUS_EHCI(obj);
359 FUSBH200EHCIState *f = FUSBH200_EHCI(obj);
360 EHCIState *s = &i->ehci;
361
362 memory_region_init_io(&f->mem_vendor, OBJECT(f), &fusbh200_ehci_mmio_ops, s,
363 "fusbh200", 0x4c);
364 memory_region_add_subregion(&s->mem,
365 s->opregbase + s->portscbase + 4 * s->portnr,
366 &f->mem_vendor);
367}
368
369static void fusbh200_ehci_class_init(ObjectClass *oc, void *data)
370{
371 SysBusEHCIClass *sec = SYS_BUS_EHCI_CLASS(oc);
372 DeviceClass *dc = DEVICE_CLASS(oc);
373
374 sec->capsbase = 0x0;
375 sec->opregbase = 0x10;
376 sec->portscbase = 0x20;
377 sec->portnr = 1;
378 set_bit(DEVICE_CATEGORY_USB, dc->categories);
379}
380
381static const TypeInfo ehci_fusbh200_type_info = {
382 .name = TYPE_FUSBH200_EHCI,
383 .parent = TYPE_SYS_BUS_EHCI,
384 .instance_size = sizeof(FUSBH200EHCIState),
385 .instance_init = fusbh200_ehci_init,
386 .class_init = fusbh200_ehci_class_init,
387};
388
389static void ehci_sysbus_register_types(void)
390{
391 type_register_static(&ehci_type_info);
392 type_register_static(&ehci_xlnx_type_info);
393 type_register_static(&ehci_exynos4210_type_info);
394 type_register_static(&ehci_tegra2_type_info);
395 type_register_static(&ehci_fusbh200_type_info);
396}
397
398type_init(ehci_sysbus_register_types)
399