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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 | */ | |
87ecb68b | 25 | #include "hw.h" |
baec1910 | 26 | #include "ppc/mac.h" |
a2cb15b0 | 27 | #include "pci/pci.h" |
07a7484e | 28 | #include "mac_dbdma.h" |
7fa9ae1a | 29 | #include "escc.h" |
3cbee15b | 30 | |
fcf1bbab AF |
31 | #define TYPE_MACIO "macio" |
32 | #define MACIO(obj) OBJECT_CHECK(MacIOState, (obj), TYPE_MACIO) | |
33 | ||
d8c51b05 AL |
34 | typedef struct MacIOState |
35 | { | |
fcf1bbab | 36 | /*< private >*/ |
d8c51b05 | 37 | PCIDevice parent; |
fcf1bbab AF |
38 | /*< public >*/ |
39 | ||
23c5e4ca | 40 | MemoryRegion bar; |
07a7484e | 41 | void *dbdma; |
23c5e4ca | 42 | MemoryRegion *pic_mem; |
23c5e4ca AK |
43 | MemoryRegion *cuda_mem; |
44 | MemoryRegion *escc_mem; | |
d8c51b05 | 45 | } MacIOState; |
3cbee15b | 46 | |
95ed3b7c AF |
47 | #define OLDWORLD_MACIO(obj) \ |
48 | OBJECT_CHECK(OldWorldMacIOState, (obj), TYPE_OLDWORLD_MACIO) | |
49 | ||
50 | typedef struct OldWorldMacIOState { | |
51 | /*< private >*/ | |
52 | MacIOState parent_obj; | |
53 | /*< public >*/ | |
54 | ||
07a7484e AF |
55 | qemu_irq irqs[2]; |
56 | ||
95ed3b7c | 57 | MacIONVRAMState nvram; |
07a7484e | 58 | MACIOIDEState ide; |
95ed3b7c AF |
59 | } OldWorldMacIOState; |
60 | ||
07a7484e AF |
61 | #define NEWWORLD_MACIO(obj) \ |
62 | OBJECT_CHECK(NewWorldMacIOState, (obj), TYPE_NEWWORLD_MACIO) | |
63 | ||
64 | typedef struct NewWorldMacIOState { | |
65 | /*< private >*/ | |
66 | MacIOState parent_obj; | |
67 | /*< public >*/ | |
68 | qemu_irq irqs[4]; | |
69 | MACIOIDEState ide[2]; | |
70 | } NewWorldMacIOState; | |
71 | ||
d8c51b05 | 72 | static void macio_bar_setup(MacIOState *macio_state) |
3cbee15b | 73 | { |
23c5e4ca | 74 | MemoryRegion *bar = &macio_state->bar; |
3cbee15b | 75 | |
23c5e4ca AK |
76 | if (macio_state->escc_mem) { |
77 | memory_region_add_subregion(bar, 0x13000, macio_state->escc_mem); | |
7fa9ae1a | 78 | } |
23c5e4ca AK |
79 | if (macio_state->cuda_mem) { |
80 | memory_region_add_subregion(bar, 0x16000, macio_state->cuda_mem); | |
3cbee15b | 81 | } |
3cbee15b JM |
82 | } |
83 | ||
d037834a | 84 | static int macio_common_initfn(PCIDevice *d) |
d8c51b05 | 85 | { |
7b925079 AF |
86 | MacIOState *s = MACIO(d); |
87 | ||
d8c51b05 | 88 | d->config[0x3d] = 0x01; // interrupt on pin 1 |
7b925079 AF |
89 | |
90 | macio_bar_setup(s); | |
91 | pci_register_bar(d, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->bar); | |
92 | ||
d8c51b05 AL |
93 | return 0; |
94 | } | |
95 | ||
d037834a AF |
96 | static int macio_oldworld_initfn(PCIDevice *d) |
97 | { | |
98 | MacIOState *s = MACIO(d); | |
95ed3b7c AF |
99 | OldWorldMacIOState *os = OLDWORLD_MACIO(d); |
100 | SysBusDevice *sysbus_dev; | |
d037834a AF |
101 | int ret = macio_common_initfn(d); |
102 | if (ret < 0) { | |
103 | return ret; | |
104 | } | |
105 | ||
95ed3b7c AF |
106 | ret = qdev_init(DEVICE(&os->nvram)); |
107 | if (ret < 0) { | |
108 | return ret; | |
109 | } | |
110 | sysbus_dev = SYS_BUS_DEVICE(&os->nvram); | |
111 | memory_region_add_subregion(&s->bar, 0x60000, | |
112 | sysbus_mmio_get_region(sysbus_dev, 0)); | |
113 | pmac_format_nvram_partition(&os->nvram, os->nvram.size); | |
114 | ||
d037834a AF |
115 | if (s->pic_mem) { |
116 | /* Heathrow PIC */ | |
117 | memory_region_add_subregion(&s->bar, 0x00000, s->pic_mem); | |
118 | } | |
119 | ||
07a7484e AF |
120 | sysbus_dev = SYS_BUS_DEVICE(&os->ide); |
121 | sysbus_connect_irq(sysbus_dev, 0, os->irqs[0]); | |
122 | sysbus_connect_irq(sysbus_dev, 1, os->irqs[1]); | |
123 | macio_ide_register_dma(&os->ide, s->dbdma, 0x16); | |
124 | ret = qdev_init(DEVICE(&os->ide)); | |
125 | if (ret < 0) { | |
126 | return ret; | |
127 | } | |
128 | ||
d037834a AF |
129 | return 0; |
130 | } | |
131 | ||
95ed3b7c AF |
132 | static void macio_oldworld_init(Object *obj) |
133 | { | |
07a7484e | 134 | MacIOState *s = MACIO(obj); |
95ed3b7c AF |
135 | OldWorldMacIOState *os = OLDWORLD_MACIO(obj); |
136 | DeviceState *dev; | |
137 | ||
07a7484e AF |
138 | qdev_init_gpio_out(DEVICE(obj), os->irqs, ARRAY_SIZE(os->irqs)); |
139 | ||
95ed3b7c AF |
140 | object_initialize(&os->nvram, TYPE_MACIO_NVRAM); |
141 | dev = DEVICE(&os->nvram); | |
142 | qdev_prop_set_uint32(dev, "size", 0x2000); | |
143 | qdev_prop_set_uint32(dev, "it_shift", 4); | |
07a7484e AF |
144 | |
145 | object_initialize(&os->ide, TYPE_MACIO_IDE); | |
146 | qdev_set_parent_bus(DEVICE(&os->ide), sysbus_get_default()); | |
147 | memory_region_add_subregion(&s->bar, 0x1f000 + (1 * 0x1000), &os->ide.mem); | |
148 | object_property_add_child(obj, "ide", OBJECT(&os->ide), NULL); | |
95ed3b7c AF |
149 | } |
150 | ||
d037834a AF |
151 | static int macio_newworld_initfn(PCIDevice *d) |
152 | { | |
153 | MacIOState *s = MACIO(d); | |
07a7484e AF |
154 | NewWorldMacIOState *ns = NEWWORLD_MACIO(d); |
155 | SysBusDevice *sysbus_dev; | |
d037834a AF |
156 | int ret = macio_common_initfn(d); |
157 | if (ret < 0) { | |
158 | return ret; | |
159 | } | |
160 | ||
161 | if (s->pic_mem) { | |
162 | /* OpenPIC */ | |
163 | memory_region_add_subregion(&s->bar, 0x40000, s->pic_mem); | |
164 | } | |
165 | ||
07a7484e AF |
166 | sysbus_dev = SYS_BUS_DEVICE(&ns->ide[0]); |
167 | sysbus_connect_irq(sysbus_dev, 0, ns->irqs[0]); | |
168 | sysbus_connect_irq(sysbus_dev, 1, ns->irqs[1]); | |
169 | macio_ide_register_dma(&ns->ide[0], s->dbdma, 0x16); | |
170 | ret = qdev_init(DEVICE(&ns->ide[0])); | |
171 | if (ret < 0) { | |
172 | return ret; | |
173 | } | |
174 | ||
175 | sysbus_dev = SYS_BUS_DEVICE(&ns->ide[1]); | |
176 | sysbus_connect_irq(sysbus_dev, 0, ns->irqs[2]); | |
177 | sysbus_connect_irq(sysbus_dev, 1, ns->irqs[3]); | |
178 | macio_ide_register_dma(&ns->ide[0], s->dbdma, 0x1a); | |
179 | ret = qdev_init(DEVICE(&ns->ide[1])); | |
180 | if (ret < 0) { | |
181 | return ret; | |
182 | } | |
183 | ||
d037834a AF |
184 | return 0; |
185 | } | |
186 | ||
07a7484e AF |
187 | static void macio_newworld_init(Object *obj) |
188 | { | |
189 | MacIOState *s = MACIO(obj); | |
190 | NewWorldMacIOState *ns = NEWWORLD_MACIO(obj); | |
191 | int i; | |
192 | gchar *name; | |
193 | ||
194 | qdev_init_gpio_out(DEVICE(obj), ns->irqs, ARRAY_SIZE(ns->irqs)); | |
195 | ||
196 | for (i = 0; i < 2; i++) { | |
197 | object_initialize(&ns->ide[i], TYPE_MACIO_IDE); | |
198 | qdev_set_parent_bus(DEVICE(&ns->ide[i]), sysbus_get_default()); | |
199 | memory_region_add_subregion(&s->bar, 0x1f000 + ((i + 1) * 0x1000), | |
200 | &ns->ide[i].mem); | |
201 | name = g_strdup_printf("ide[%i]", i); | |
202 | object_property_add_child(obj, name, OBJECT(&ns->ide[i]), NULL); | |
203 | g_free(name); | |
204 | } | |
205 | } | |
206 | ||
fcf1bbab AF |
207 | static void macio_instance_init(Object *obj) |
208 | { | |
209 | MacIOState *s = MACIO(obj); | |
07a7484e | 210 | MemoryRegion *dbdma_mem; |
fcf1bbab AF |
211 | |
212 | memory_region_init(&s->bar, "macio", 0x80000); | |
07a7484e AF |
213 | |
214 | s->dbdma = DBDMA_init(&dbdma_mem); | |
215 | memory_region_add_subregion(&s->bar, 0x08000, dbdma_mem); | |
fcf1bbab AF |
216 | } |
217 | ||
d037834a AF |
218 | static void macio_oldworld_class_init(ObjectClass *oc, void *data) |
219 | { | |
220 | PCIDeviceClass *pdc = PCI_DEVICE_CLASS(oc); | |
221 | ||
222 | pdc->init = macio_oldworld_initfn; | |
223 | pdc->device_id = PCI_DEVICE_ID_APPLE_343S1201; | |
224 | } | |
225 | ||
226 | static void macio_newworld_class_init(ObjectClass *oc, void *data) | |
227 | { | |
228 | PCIDeviceClass *pdc = PCI_DEVICE_CLASS(oc); | |
229 | ||
230 | pdc->init = macio_newworld_initfn; | |
231 | pdc->device_id = PCI_DEVICE_ID_APPLE_UNI_N_KEYL; | |
232 | } | |
233 | ||
40021f08 AL |
234 | static void macio_class_init(ObjectClass *klass, void *data) |
235 | { | |
236 | PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); | |
237 | ||
40021f08 AL |
238 | k->vendor_id = PCI_VENDOR_ID_APPLE; |
239 | k->class_id = PCI_CLASS_OTHERS << 8; | |
240 | } | |
241 | ||
d037834a AF |
242 | static const TypeInfo macio_oldworld_type_info = { |
243 | .name = TYPE_OLDWORLD_MACIO, | |
244 | .parent = TYPE_MACIO, | |
95ed3b7c AF |
245 | .instance_size = sizeof(OldWorldMacIOState), |
246 | .instance_init = macio_oldworld_init, | |
d037834a AF |
247 | .class_init = macio_oldworld_class_init, |
248 | }; | |
249 | ||
250 | static const TypeInfo macio_newworld_type_info = { | |
251 | .name = TYPE_NEWWORLD_MACIO, | |
252 | .parent = TYPE_MACIO, | |
07a7484e AF |
253 | .instance_size = sizeof(NewWorldMacIOState), |
254 | .instance_init = macio_newworld_init, | |
d037834a AF |
255 | .class_init = macio_newworld_class_init, |
256 | }; | |
257 | ||
fcf1bbab AF |
258 | static const TypeInfo macio_type_info = { |
259 | .name = TYPE_MACIO, | |
39bffca2 AL |
260 | .parent = TYPE_PCI_DEVICE, |
261 | .instance_size = sizeof(MacIOState), | |
fcf1bbab | 262 | .instance_init = macio_instance_init, |
d037834a | 263 | .abstract = true, |
39bffca2 | 264 | .class_init = macio_class_init, |
d8c51b05 AL |
265 | }; |
266 | ||
83f7d43a | 267 | static void macio_register_types(void) |
d8c51b05 | 268 | { |
fcf1bbab | 269 | type_register_static(&macio_type_info); |
d037834a AF |
270 | type_register_static(&macio_oldworld_type_info); |
271 | type_register_static(&macio_newworld_type_info); | |
d8c51b05 AL |
272 | } |
273 | ||
83f7d43a | 274 | type_init(macio_register_types) |
d8c51b05 | 275 | |
d037834a | 276 | void macio_init(PCIDevice *d, |
07a7484e | 277 | MemoryRegion *pic_mem, |
95ed3b7c | 278 | MemoryRegion *cuda_mem, |
d037834a | 279 | MemoryRegion *escc_mem) |
3cbee15b | 280 | { |
d037834a | 281 | MacIOState *macio_state = MACIO(d); |
3cbee15b | 282 | |
23c5e4ca | 283 | macio_state->pic_mem = pic_mem; |
23c5e4ca AK |
284 | macio_state->cuda_mem = cuda_mem; |
285 | macio_state->escc_mem = escc_mem; | |
3cbee15b JM |
286 | /* Note: this code is strongly inspirated from the corresponding code |
287 | in PearPC */ | |
deb54399 | 288 | |
7b925079 | 289 | qdev_init_nofail(DEVICE(d)); |
3cbee15b | 290 | } |