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3cbee15b JM |
1 | /* |
2 | * PowerMac MacIO device emulation | |
3 | * | |
4 | * Copyright (c) 2005-2007 Fabrice Bellard | |
5 | * Copyright (c) 2007 Jocelyn Mayer | |
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 | */ | |
0d75590d | 25 | #include "qemu/osdep.h" |
da34e65c | 26 | #include "qapi/error.h" |
83c9f4ca PB |
27 | #include "hw/hw.h" |
28 | #include "hw/ppc/mac.h" | |
29 | #include "hw/pci/pci.h" | |
0d09e41a PB |
30 | #include "hw/ppc/mac_dbdma.h" |
31 | #include "hw/char/escc.h" | |
3cbee15b | 32 | |
fcf1bbab AF |
33 | #define TYPE_MACIO "macio" |
34 | #define MACIO(obj) OBJECT_CHECK(MacIOState, (obj), TYPE_MACIO) | |
35 | ||
d8c51b05 AL |
36 | typedef struct MacIOState |
37 | { | |
fcf1bbab | 38 | /*< private >*/ |
d8c51b05 | 39 | PCIDevice parent; |
fcf1bbab AF |
40 | /*< public >*/ |
41 | ||
23c5e4ca | 42 | MemoryRegion bar; |
45fa67fb | 43 | CUDAState cuda; |
ecba28db | 44 | DBDMAState *dbdma; |
23c5e4ca | 45 | MemoryRegion *pic_mem; |
23c5e4ca | 46 | MemoryRegion *escc_mem; |
b981289c | 47 | uint64_t frequency; |
d8c51b05 | 48 | } MacIOState; |
3cbee15b | 49 | |
95ed3b7c AF |
50 | #define OLDWORLD_MACIO(obj) \ |
51 | OBJECT_CHECK(OldWorldMacIOState, (obj), TYPE_OLDWORLD_MACIO) | |
52 | ||
53 | typedef struct OldWorldMacIOState { | |
54 | /*< private >*/ | |
55 | MacIOState parent_obj; | |
56 | /*< public >*/ | |
57 | ||
14eefd0e | 58 | qemu_irq irqs[5]; |
07a7484e | 59 | |
95ed3b7c | 60 | MacIONVRAMState nvram; |
14eefd0e | 61 | MACIOIDEState ide[2]; |
95ed3b7c AF |
62 | } OldWorldMacIOState; |
63 | ||
07a7484e AF |
64 | #define NEWWORLD_MACIO(obj) \ |
65 | OBJECT_CHECK(NewWorldMacIOState, (obj), TYPE_NEWWORLD_MACIO) | |
66 | ||
67 | typedef struct NewWorldMacIOState { | |
68 | /*< private >*/ | |
69 | MacIOState parent_obj; | |
70 | /*< public >*/ | |
45fa67fb | 71 | qemu_irq irqs[5]; |
07a7484e AF |
72 | MACIOIDEState ide[2]; |
73 | } NewWorldMacIOState; | |
74 | ||
0d54a502 AG |
75 | /* |
76 | * The mac-io has two interfaces to the ESCC. One is called "escc-legacy", | |
77 | * while the other one is the normal, current ESCC interface. | |
78 | * | |
79 | * The magic below creates memory aliases to spawn the escc-legacy device | |
80 | * purely by rerouting the respective registers to our escc region. This | |
81 | * works because the only difference between the two memory regions is the | |
82 | * register layout, not their semantics. | |
83 | * | |
84 | * Reference: ftp://ftp.software.ibm.com/rs6000/technology/spec/chrp/inwork/CHRP_IORef_1.0.pdf | |
85 | */ | |
86 | static void macio_escc_legacy_setup(MacIOState *macio_state) | |
87 | { | |
88 | MemoryRegion *escc_legacy = g_new(MemoryRegion, 1); | |
89 | MemoryRegion *bar = &macio_state->bar; | |
90 | int i; | |
91 | static const int maps[] = { | |
dd2fa4f7 BH |
92 | 0x00, 0x00, /* Command B */ |
93 | 0x02, 0x20, /* Command A */ | |
94 | 0x04, 0x10, /* Data B */ | |
95 | 0x06, 0x30, /* Data A */ | |
96 | 0x08, 0x40, /* Enhancement B */ | |
97 | 0x0A, 0x50, /* Enhancement A */ | |
98 | 0x80, 0x80, /* Recovery count */ | |
99 | 0x90, 0x90, /* Start A */ | |
100 | 0xa0, 0xa0, /* Start B */ | |
101 | 0xb0, 0xb0, /* Detect AB */ | |
0d54a502 AG |
102 | }; |
103 | ||
81e0ab48 | 104 | memory_region_init(escc_legacy, OBJECT(macio_state), "escc-legacy", 256); |
0d54a502 AG |
105 | for (i = 0; i < ARRAY_SIZE(maps); i += 2) { |
106 | MemoryRegion *port = g_new(MemoryRegion, 1); | |
81e0ab48 | 107 | memory_region_init_alias(port, OBJECT(macio_state), "escc-legacy-port", |
2c9b15ca | 108 | macio_state->escc_mem, maps[i+1], 0x2); |
0d54a502 AG |
109 | memory_region_add_subregion(escc_legacy, maps[i], port); |
110 | } | |
111 | ||
112 | memory_region_add_subregion(bar, 0x12000, escc_legacy); | |
113 | } | |
114 | ||
d8c51b05 | 115 | static void macio_bar_setup(MacIOState *macio_state) |
3cbee15b | 116 | { |
23c5e4ca | 117 | MemoryRegion *bar = &macio_state->bar; |
3cbee15b | 118 | |
23c5e4ca AK |
119 | if (macio_state->escc_mem) { |
120 | memory_region_add_subregion(bar, 0x13000, macio_state->escc_mem); | |
0d54a502 | 121 | macio_escc_legacy_setup(macio_state); |
7fa9ae1a | 122 | } |
3cbee15b JM |
123 | } |
124 | ||
62e9cd77 | 125 | static void macio_common_realize(PCIDevice *d, Error **errp) |
d8c51b05 | 126 | { |
7b925079 | 127 | MacIOState *s = MACIO(d); |
45fa67fb | 128 | SysBusDevice *sysbus_dev; |
62e9cd77 | 129 | Error *err = NULL; |
c7104402 | 130 | |
ecba28db MCA |
131 | object_property_set_bool(OBJECT(s->dbdma), true, "realized", &err); |
132 | if (err) { | |
133 | error_propagate(errp, err); | |
134 | return; | |
135 | } | |
136 | sysbus_dev = SYS_BUS_DEVICE(s->dbdma); | |
137 | memory_region_add_subregion(&s->bar, 0x08000, | |
138 | sysbus_mmio_get_region(sysbus_dev, 0)); | |
7b925079 | 139 | |
62e9cd77 MA |
140 | object_property_set_bool(OBJECT(&s->cuda), true, "realized", &err); |
141 | if (err) { | |
142 | error_propagate(errp, err); | |
143 | return; | |
45fa67fb AF |
144 | } |
145 | sysbus_dev = SYS_BUS_DEVICE(&s->cuda); | |
146 | memory_region_add_subregion(&s->bar, 0x16000, | |
147 | sysbus_mmio_get_region(sysbus_dev, 0)); | |
148 | ||
7b925079 AF |
149 | macio_bar_setup(s); |
150 | pci_register_bar(d, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->bar); | |
d8c51b05 AL |
151 | } |
152 | ||
62e9cd77 MA |
153 | static void macio_realize_ide(MacIOState *s, MACIOIDEState *ide, |
154 | qemu_irq irq0, qemu_irq irq1, int dmaid, | |
155 | Error **errp) | |
14eefd0e AG |
156 | { |
157 | SysBusDevice *sysbus_dev; | |
158 | ||
159 | sysbus_dev = SYS_BUS_DEVICE(ide); | |
160 | sysbus_connect_irq(sysbus_dev, 0, irq0); | |
161 | sysbus_connect_irq(sysbus_dev, 1, irq1); | |
0fc84331 | 162 | qdev_prop_set_uint32(DEVICE(ide), "channel", dmaid); |
e451b85f MCA |
163 | object_property_set_link(OBJECT(ide), OBJECT(s->dbdma), "dbdma", errp); |
164 | macio_ide_register_dma(ide); | |
0fc84331 | 165 | |
62e9cd77 | 166 | object_property_set_bool(OBJECT(ide), true, "realized", errp); |
14eefd0e AG |
167 | } |
168 | ||
62e9cd77 | 169 | static void macio_oldworld_realize(PCIDevice *d, Error **errp) |
d037834a AF |
170 | { |
171 | MacIOState *s = MACIO(d); | |
95ed3b7c | 172 | OldWorldMacIOState *os = OLDWORLD_MACIO(d); |
62e9cd77 | 173 | Error *err = NULL; |
95ed3b7c | 174 | SysBusDevice *sysbus_dev; |
14eefd0e AG |
175 | int i; |
176 | int cur_irq = 0; | |
62e9cd77 MA |
177 | |
178 | macio_common_realize(d, &err); | |
179 | if (err) { | |
180 | error_propagate(errp, err); | |
181 | return; | |
d037834a AF |
182 | } |
183 | ||
45fa67fb | 184 | sysbus_dev = SYS_BUS_DEVICE(&s->cuda); |
14eefd0e | 185 | sysbus_connect_irq(sysbus_dev, 0, os->irqs[cur_irq++]); |
45fa67fb | 186 | |
62e9cd77 MA |
187 | object_property_set_bool(OBJECT(&os->nvram), true, "realized", &err); |
188 | if (err) { | |
189 | error_propagate(errp, err); | |
190 | return; | |
95ed3b7c AF |
191 | } |
192 | sysbus_dev = SYS_BUS_DEVICE(&os->nvram); | |
193 | memory_region_add_subregion(&s->bar, 0x60000, | |
194 | sysbus_mmio_get_region(sysbus_dev, 0)); | |
195 | pmac_format_nvram_partition(&os->nvram, os->nvram.size); | |
196 | ||
d037834a AF |
197 | if (s->pic_mem) { |
198 | /* Heathrow PIC */ | |
199 | memory_region_add_subregion(&s->bar, 0x00000, s->pic_mem); | |
200 | } | |
201 | ||
14eefd0e AG |
202 | /* IDE buses */ |
203 | for (i = 0; i < ARRAY_SIZE(os->ide); i++) { | |
204 | qemu_irq irq0 = os->irqs[cur_irq++]; | |
205 | qemu_irq irq1 = os->irqs[cur_irq++]; | |
206 | ||
62e9cd77 MA |
207 | macio_realize_ide(s, &os->ide[i], irq0, irq1, 0x16 + (i * 4), &err); |
208 | if (err) { | |
209 | error_propagate(errp, err); | |
210 | return; | |
14eefd0e | 211 | } |
07a7484e | 212 | } |
d037834a AF |
213 | } |
214 | ||
213f0c4f AF |
215 | static void macio_init_ide(MacIOState *s, MACIOIDEState *ide, size_t ide_size, |
216 | int index) | |
14eefd0e AG |
217 | { |
218 | gchar *name; | |
219 | ||
213f0c4f | 220 | object_initialize(ide, ide_size, TYPE_MACIO_IDE); |
14eefd0e AG |
221 | qdev_set_parent_bus(DEVICE(ide), sysbus_get_default()); |
222 | memory_region_add_subregion(&s->bar, 0x1f000 + ((index + 1) * 0x1000), | |
223 | &ide->mem); | |
224 | name = g_strdup_printf("ide[%i]", index); | |
225 | object_property_add_child(OBJECT(s), name, OBJECT(ide), NULL); | |
226 | g_free(name); | |
227 | } | |
228 | ||
95ed3b7c AF |
229 | static void macio_oldworld_init(Object *obj) |
230 | { | |
07a7484e | 231 | MacIOState *s = MACIO(obj); |
95ed3b7c AF |
232 | OldWorldMacIOState *os = OLDWORLD_MACIO(obj); |
233 | DeviceState *dev; | |
14eefd0e | 234 | int i; |
95ed3b7c | 235 | |
07a7484e AF |
236 | qdev_init_gpio_out(DEVICE(obj), os->irqs, ARRAY_SIZE(os->irqs)); |
237 | ||
213f0c4f | 238 | object_initialize(&os->nvram, sizeof(os->nvram), TYPE_MACIO_NVRAM); |
95ed3b7c AF |
239 | dev = DEVICE(&os->nvram); |
240 | qdev_prop_set_uint32(dev, "size", 0x2000); | |
241 | qdev_prop_set_uint32(dev, "it_shift", 4); | |
07a7484e | 242 | |
14eefd0e | 243 | for (i = 0; i < 2; i++) { |
213f0c4f | 244 | macio_init_ide(s, &os->ide[i], sizeof(os->ide[i]), i); |
14eefd0e | 245 | } |
95ed3b7c AF |
246 | } |
247 | ||
a0f9fdfd AG |
248 | static void timer_write(void *opaque, hwaddr addr, uint64_t value, |
249 | unsigned size) | |
250 | { | |
251 | } | |
252 | ||
253 | static uint64_t timer_read(void *opaque, hwaddr addr, unsigned size) | |
254 | { | |
255 | uint32_t value = 0; | |
d696760b AG |
256 | uint64_t systime = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); |
257 | uint64_t kltime; | |
258 | ||
73bcb24d | 259 | kltime = muldiv64(systime, 4194300, NANOSECONDS_PER_SECOND * 4); |
d696760b | 260 | kltime = muldiv64(kltime, 18432000, 1048575); |
a0f9fdfd AG |
261 | |
262 | switch (addr) { | |
263 | case 0x38: | |
d696760b | 264 | value = kltime; |
a0f9fdfd AG |
265 | break; |
266 | case 0x3c: | |
d696760b | 267 | value = kltime >> 32; |
a0f9fdfd AG |
268 | break; |
269 | } | |
270 | ||
271 | return value; | |
272 | } | |
273 | ||
274 | static const MemoryRegionOps timer_ops = { | |
275 | .read = timer_read, | |
276 | .write = timer_write, | |
9397a7c8 | 277 | .endianness = DEVICE_LITTLE_ENDIAN, |
a0f9fdfd AG |
278 | }; |
279 | ||
62e9cd77 | 280 | static void macio_newworld_realize(PCIDevice *d, Error **errp) |
d037834a AF |
281 | { |
282 | MacIOState *s = MACIO(d); | |
07a7484e | 283 | NewWorldMacIOState *ns = NEWWORLD_MACIO(d); |
62e9cd77 | 284 | Error *err = NULL; |
07a7484e | 285 | SysBusDevice *sysbus_dev; |
6c5819c4 | 286 | MemoryRegion *timer_memory = NULL; |
14eefd0e AG |
287 | int i; |
288 | int cur_irq = 0; | |
62e9cd77 MA |
289 | |
290 | macio_common_realize(d, &err); | |
291 | if (err) { | |
292 | error_propagate(errp, err); | |
293 | return; | |
d037834a AF |
294 | } |
295 | ||
45fa67fb | 296 | sysbus_dev = SYS_BUS_DEVICE(&s->cuda); |
14eefd0e | 297 | sysbus_connect_irq(sysbus_dev, 0, ns->irqs[cur_irq++]); |
45fa67fb | 298 | |
d037834a AF |
299 | if (s->pic_mem) { |
300 | /* OpenPIC */ | |
301 | memory_region_add_subregion(&s->bar, 0x40000, s->pic_mem); | |
302 | } | |
303 | ||
14eefd0e AG |
304 | /* IDE buses */ |
305 | for (i = 0; i < ARRAY_SIZE(ns->ide); i++) { | |
306 | qemu_irq irq0 = ns->irqs[cur_irq++]; | |
307 | qemu_irq irq1 = ns->irqs[cur_irq++]; | |
07a7484e | 308 | |
62e9cd77 MA |
309 | macio_realize_ide(s, &ns->ide[i], irq0, irq1, 0x16 + (i * 4), &err); |
310 | if (err) { | |
311 | error_propagate(errp, err); | |
312 | return; | |
14eefd0e | 313 | } |
07a7484e AF |
314 | } |
315 | ||
a0f9fdfd | 316 | /* Timer */ |
6c5819c4 | 317 | timer_memory = g_new(MemoryRegion, 1); |
a0f9fdfd AG |
318 | memory_region_init_io(timer_memory, OBJECT(s), &timer_ops, NULL, "timer", |
319 | 0x1000); | |
320 | memory_region_add_subregion(&s->bar, 0x15000, timer_memory); | |
d037834a AF |
321 | } |
322 | ||
07a7484e AF |
323 | static void macio_newworld_init(Object *obj) |
324 | { | |
325 | MacIOState *s = MACIO(obj); | |
326 | NewWorldMacIOState *ns = NEWWORLD_MACIO(obj); | |
327 | int i; | |
07a7484e AF |
328 | |
329 | qdev_init_gpio_out(DEVICE(obj), ns->irqs, ARRAY_SIZE(ns->irqs)); | |
330 | ||
331 | for (i = 0; i < 2; i++) { | |
213f0c4f | 332 | macio_init_ide(s, &ns->ide[i], sizeof(ns->ide[i]), i); |
07a7484e AF |
333 | } |
334 | } | |
335 | ||
fcf1bbab AF |
336 | static void macio_instance_init(Object *obj) |
337 | { | |
338 | MacIOState *s = MACIO(obj); | |
339 | ||
81e0ab48 | 340 | memory_region_init(&s->bar, obj, "macio", 0x80000); |
07a7484e | 341 | |
213f0c4f | 342 | object_initialize(&s->cuda, sizeof(s->cuda), TYPE_CUDA); |
45fa67fb AF |
343 | qdev_set_parent_bus(DEVICE(&s->cuda), sysbus_get_default()); |
344 | object_property_add_child(obj, "cuda", OBJECT(&s->cuda), NULL); | |
ecba28db MCA |
345 | |
346 | s->dbdma = MAC_DBDMA(object_new(TYPE_MAC_DBDMA)); | |
347 | object_property_add_child(obj, "dbdma", OBJECT(s->dbdma), NULL); | |
fcf1bbab AF |
348 | } |
349 | ||
02635923 MCA |
350 | static const VMStateDescription vmstate_macio_oldworld = { |
351 | .name = "macio-oldworld", | |
352 | .version_id = 0, | |
353 | .minimum_version_id = 0, | |
354 | .fields = (VMStateField[]) { | |
355 | VMSTATE_PCI_DEVICE(parent_obj.parent, OldWorldMacIOState), | |
356 | VMSTATE_END_OF_LIST() | |
357 | } | |
358 | }; | |
359 | ||
d037834a AF |
360 | static void macio_oldworld_class_init(ObjectClass *oc, void *data) |
361 | { | |
362 | PCIDeviceClass *pdc = PCI_DEVICE_CLASS(oc); | |
02635923 | 363 | DeviceClass *dc = DEVICE_CLASS(oc); |
d037834a | 364 | |
62e9cd77 | 365 | pdc->realize = macio_oldworld_realize; |
d037834a | 366 | pdc->device_id = PCI_DEVICE_ID_APPLE_343S1201; |
02635923 | 367 | dc->vmsd = &vmstate_macio_oldworld; |
d037834a AF |
368 | } |
369 | ||
02635923 MCA |
370 | static const VMStateDescription vmstate_macio_newworld = { |
371 | .name = "macio-newworld", | |
372 | .version_id = 0, | |
373 | .minimum_version_id = 0, | |
374 | .fields = (VMStateField[]) { | |
375 | VMSTATE_PCI_DEVICE(parent_obj.parent, NewWorldMacIOState), | |
376 | VMSTATE_END_OF_LIST() | |
377 | } | |
378 | }; | |
379 | ||
d037834a AF |
380 | static void macio_newworld_class_init(ObjectClass *oc, void *data) |
381 | { | |
382 | PCIDeviceClass *pdc = PCI_DEVICE_CLASS(oc); | |
02635923 | 383 | DeviceClass *dc = DEVICE_CLASS(oc); |
d037834a | 384 | |
62e9cd77 | 385 | pdc->realize = macio_newworld_realize; |
d037834a | 386 | pdc->device_id = PCI_DEVICE_ID_APPLE_UNI_N_KEYL; |
02635923 | 387 | dc->vmsd = &vmstate_macio_newworld; |
d037834a AF |
388 | } |
389 | ||
b981289c AG |
390 | static Property macio_properties[] = { |
391 | DEFINE_PROP_UINT64("frequency", MacIOState, frequency, 0), | |
392 | DEFINE_PROP_END_OF_LIST() | |
393 | }; | |
394 | ||
40021f08 AL |
395 | static void macio_class_init(ObjectClass *klass, void *data) |
396 | { | |
397 | PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); | |
b981289c | 398 | DeviceClass *dc = DEVICE_CLASS(klass); |
40021f08 | 399 | |
40021f08 AL |
400 | k->vendor_id = PCI_VENDOR_ID_APPLE; |
401 | k->class_id = PCI_CLASS_OTHERS << 8; | |
b981289c | 402 | dc->props = macio_properties; |
f9f2a9f2 | 403 | set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories); |
40021f08 AL |
404 | } |
405 | ||
d037834a AF |
406 | static const TypeInfo macio_oldworld_type_info = { |
407 | .name = TYPE_OLDWORLD_MACIO, | |
408 | .parent = TYPE_MACIO, | |
95ed3b7c AF |
409 | .instance_size = sizeof(OldWorldMacIOState), |
410 | .instance_init = macio_oldworld_init, | |
d037834a AF |
411 | .class_init = macio_oldworld_class_init, |
412 | }; | |
413 | ||
414 | static const TypeInfo macio_newworld_type_info = { | |
415 | .name = TYPE_NEWWORLD_MACIO, | |
416 | .parent = TYPE_MACIO, | |
07a7484e AF |
417 | .instance_size = sizeof(NewWorldMacIOState), |
418 | .instance_init = macio_newworld_init, | |
d037834a AF |
419 | .class_init = macio_newworld_class_init, |
420 | }; | |
421 | ||
fcf1bbab AF |
422 | static const TypeInfo macio_type_info = { |
423 | .name = TYPE_MACIO, | |
39bffca2 AL |
424 | .parent = TYPE_PCI_DEVICE, |
425 | .instance_size = sizeof(MacIOState), | |
fcf1bbab | 426 | .instance_init = macio_instance_init, |
d037834a | 427 | .abstract = true, |
39bffca2 | 428 | .class_init = macio_class_init, |
fd3b02c8 EH |
429 | .interfaces = (InterfaceInfo[]) { |
430 | { INTERFACE_CONVENTIONAL_PCI_DEVICE }, | |
431 | { }, | |
432 | }, | |
d8c51b05 AL |
433 | }; |
434 | ||
83f7d43a | 435 | static void macio_register_types(void) |
d8c51b05 | 436 | { |
fcf1bbab | 437 | type_register_static(&macio_type_info); |
d037834a AF |
438 | type_register_static(&macio_oldworld_type_info); |
439 | type_register_static(&macio_newworld_type_info); | |
d8c51b05 AL |
440 | } |
441 | ||
83f7d43a | 442 | type_init(macio_register_types) |
d8c51b05 | 443 | |
d037834a | 444 | void macio_init(PCIDevice *d, |
07a7484e | 445 | MemoryRegion *pic_mem, |
d037834a | 446 | MemoryRegion *escc_mem) |
3cbee15b | 447 | { |
d037834a | 448 | MacIOState *macio_state = MACIO(d); |
3cbee15b | 449 | |
23c5e4ca | 450 | macio_state->pic_mem = pic_mem; |
23c5e4ca | 451 | macio_state->escc_mem = escc_mem; |
3cbee15b JM |
452 | /* Note: this code is strongly inspirated from the corresponding code |
453 | in PearPC */ | |
27c5cee1 | 454 | qdev_prop_set_uint64(DEVICE(&macio_state->cuda), "timebase-frequency", |
b981289c | 455 | macio_state->frequency); |
deb54399 | 456 | |
7b925079 | 457 | qdev_init_nofail(DEVICE(d)); |
3cbee15b | 458 | } |