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[qemu.git] / hw / arm / aspeed_soc.c
1 /*
2  * ASPEED SoC family
3  *
4  * Andrew Jeffery <[email protected]>
5  * Jeremy Kerr <[email protected]>
6  *
7  * Copyright 2016 IBM Corp.
8  *
9  * This code is licensed under the GPL version 2 or later.  See
10  * the COPYING file in the top-level directory.
11  */
12
13 #include "qemu/osdep.h"
14 #include "qapi/error.h"
15 #include "cpu.h"
16 #include "exec/address-spaces.h"
17 #include "hw/misc/unimp.h"
18 #include "hw/arm/aspeed_soc.h"
19 #include "hw/char/serial.h"
20 #include "qemu/log.h"
21 #include "qemu/module.h"
22 #include "qemu/error-report.h"
23 #include "hw/i2c/aspeed_i2c.h"
24 #include "net/net.h"
25 #include "sysemu/sysemu.h"
26
27 #define ASPEED_SOC_IOMEM_SIZE       0x00200000
28
29 static const hwaddr aspeed_soc_ast2400_memmap[] = {
30     [ASPEED_IOMEM]  = 0x1E600000,
31     [ASPEED_FMC]    = 0x1E620000,
32     [ASPEED_SPI1]   = 0x1E630000,
33     [ASPEED_EHCI1]  = 0x1E6A1000,
34     [ASPEED_VIC]    = 0x1E6C0000,
35     [ASPEED_SDMC]   = 0x1E6E0000,
36     [ASPEED_SCU]    = 0x1E6E2000,
37     [ASPEED_XDMA]   = 0x1E6E7000,
38     [ASPEED_VIDEO]  = 0x1E700000,
39     [ASPEED_ADC]    = 0x1E6E9000,
40     [ASPEED_SRAM]   = 0x1E720000,
41     [ASPEED_SDHCI]  = 0x1E740000,
42     [ASPEED_GPIO]   = 0x1E780000,
43     [ASPEED_RTC]    = 0x1E781000,
44     [ASPEED_TIMER1] = 0x1E782000,
45     [ASPEED_WDT]    = 0x1E785000,
46     [ASPEED_PWM]    = 0x1E786000,
47     [ASPEED_LPC]    = 0x1E789000,
48     [ASPEED_IBT]    = 0x1E789140,
49     [ASPEED_I2C]    = 0x1E78A000,
50     [ASPEED_ETH1]   = 0x1E660000,
51     [ASPEED_ETH2]   = 0x1E680000,
52     [ASPEED_UART1]  = 0x1E783000,
53     [ASPEED_UART5]  = 0x1E784000,
54     [ASPEED_VUART]  = 0x1E787000,
55     [ASPEED_SDRAM]  = 0x40000000,
56 };
57
58 static const hwaddr aspeed_soc_ast2500_memmap[] = {
59     [ASPEED_IOMEM]  = 0x1E600000,
60     [ASPEED_FMC]    = 0x1E620000,
61     [ASPEED_SPI1]   = 0x1E630000,
62     [ASPEED_SPI2]   = 0x1E631000,
63     [ASPEED_EHCI1]  = 0x1E6A1000,
64     [ASPEED_EHCI2]  = 0x1E6A3000,
65     [ASPEED_VIC]    = 0x1E6C0000,
66     [ASPEED_SDMC]   = 0x1E6E0000,
67     [ASPEED_SCU]    = 0x1E6E2000,
68     [ASPEED_XDMA]   = 0x1E6E7000,
69     [ASPEED_ADC]    = 0x1E6E9000,
70     [ASPEED_VIDEO]  = 0x1E700000,
71     [ASPEED_SRAM]   = 0x1E720000,
72     [ASPEED_SDHCI]  = 0x1E740000,
73     [ASPEED_GPIO]   = 0x1E780000,
74     [ASPEED_RTC]    = 0x1E781000,
75     [ASPEED_TIMER1] = 0x1E782000,
76     [ASPEED_WDT]    = 0x1E785000,
77     [ASPEED_PWM]    = 0x1E786000,
78     [ASPEED_LPC]    = 0x1E789000,
79     [ASPEED_IBT]    = 0x1E789140,
80     [ASPEED_I2C]    = 0x1E78A000,
81     [ASPEED_ETH1]   = 0x1E660000,
82     [ASPEED_ETH2]   = 0x1E680000,
83     [ASPEED_UART1]  = 0x1E783000,
84     [ASPEED_UART5]  = 0x1E784000,
85     [ASPEED_VUART]  = 0x1E787000,
86     [ASPEED_SDRAM]  = 0x80000000,
87 };
88
89 static const int aspeed_soc_ast2400_irqmap[] = {
90     [ASPEED_UART1]  = 9,
91     [ASPEED_UART2]  = 32,
92     [ASPEED_UART3]  = 33,
93     [ASPEED_UART4]  = 34,
94     [ASPEED_UART5]  = 10,
95     [ASPEED_VUART]  = 8,
96     [ASPEED_FMC]    = 19,
97     [ASPEED_EHCI1]  = 5,
98     [ASPEED_EHCI2]  = 13,
99     [ASPEED_SDMC]   = 0,
100     [ASPEED_SCU]    = 21,
101     [ASPEED_ADC]    = 31,
102     [ASPEED_GPIO]   = 20,
103     [ASPEED_RTC]    = 22,
104     [ASPEED_TIMER1] = 16,
105     [ASPEED_TIMER2] = 17,
106     [ASPEED_TIMER3] = 18,
107     [ASPEED_TIMER4] = 35,
108     [ASPEED_TIMER5] = 36,
109     [ASPEED_TIMER6] = 37,
110     [ASPEED_TIMER7] = 38,
111     [ASPEED_TIMER8] = 39,
112     [ASPEED_WDT]    = 27,
113     [ASPEED_PWM]    = 28,
114     [ASPEED_LPC]    = 8,
115     [ASPEED_IBT]    = 8, /* LPC */
116     [ASPEED_I2C]    = 12,
117     [ASPEED_ETH1]   = 2,
118     [ASPEED_ETH2]   = 3,
119     [ASPEED_XDMA]   = 6,
120     [ASPEED_SDHCI]  = 26,
121 };
122
123 #define aspeed_soc_ast2500_irqmap aspeed_soc_ast2400_irqmap
124
125 static qemu_irq aspeed_soc_get_irq(AspeedSoCState *s, int ctrl)
126 {
127     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
128
129     return qdev_get_gpio_in(DEVICE(&s->vic), sc->irqmap[ctrl]);
130 }
131
132 static void aspeed_soc_init(Object *obj)
133 {
134     AspeedSoCState *s = ASPEED_SOC(obj);
135     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
136     int i;
137     char socname[8];
138     char typename[64];
139
140     if (sscanf(sc->name, "%7s", socname) != 1) {
141         g_assert_not_reached();
142     }
143
144     for (i = 0; i < sc->num_cpus; i++) {
145         object_initialize_child(obj, "cpu[*]", &s->cpu[i], sc->cpu_type);
146     }
147
148     snprintf(typename, sizeof(typename), "aspeed.scu-%s", socname);
149     object_initialize_child(obj, "scu", &s->scu, typename);
150     qdev_prop_set_uint32(DEVICE(&s->scu), "silicon-rev",
151                          sc->silicon_rev);
152     object_property_add_alias(obj, "hw-strap1", OBJECT(&s->scu),
153                               "hw-strap1");
154     object_property_add_alias(obj, "hw-strap2", OBJECT(&s->scu),
155                               "hw-strap2");
156     object_property_add_alias(obj, "hw-prot-key", OBJECT(&s->scu),
157                               "hw-prot-key");
158
159     object_initialize_child(obj, "vic", &s->vic, TYPE_ASPEED_VIC);
160
161     object_initialize_child(obj, "rtc", &s->rtc, TYPE_ASPEED_RTC);
162
163     snprintf(typename, sizeof(typename), "aspeed.timer-%s", socname);
164     object_initialize_child(obj, "timerctrl", &s->timerctrl, typename);
165
166     snprintf(typename, sizeof(typename), "aspeed.i2c-%s", socname);
167     object_initialize_child(obj, "i2c", &s->i2c, typename);
168
169     snprintf(typename, sizeof(typename), "aspeed.fmc-%s", socname);
170     object_initialize_child(obj, "fmc", &s->fmc, typename);
171     object_property_add_alias(obj, "num-cs", OBJECT(&s->fmc), "num-cs");
172
173     for (i = 0; i < sc->spis_num; i++) {
174         snprintf(typename, sizeof(typename), "aspeed.spi%d-%s", i + 1, socname);
175         object_initialize_child(obj, "spi[*]", &s->spi[i], typename);
176     }
177
178     for (i = 0; i < sc->ehcis_num; i++) {
179         object_initialize_child(obj, "ehci[*]", &s->ehci[i],
180                                 TYPE_PLATFORM_EHCI);
181     }
182
183     snprintf(typename, sizeof(typename), "aspeed.sdmc-%s", socname);
184     object_initialize_child(obj, "sdmc", &s->sdmc, typename);
185     object_property_add_alias(obj, "ram-size", OBJECT(&s->sdmc),
186                               "ram-size");
187     object_property_add_alias(obj, "max-ram-size", OBJECT(&s->sdmc),
188                               "max-ram-size");
189
190     for (i = 0; i < sc->wdts_num; i++) {
191         snprintf(typename, sizeof(typename), "aspeed.wdt-%s", socname);
192         object_initialize_child(obj, "wdt[*]", &s->wdt[i], typename);
193     }
194
195     for (i = 0; i < sc->macs_num; i++) {
196         object_initialize_child(obj, "ftgmac100[*]", &s->ftgmac100[i],
197                                 TYPE_FTGMAC100);
198     }
199
200     object_initialize_child(obj, "xdma", &s->xdma, TYPE_ASPEED_XDMA);
201
202     snprintf(typename, sizeof(typename), "aspeed.gpio-%s", socname);
203     object_initialize_child(obj, "gpio", &s->gpio, typename);
204
205     object_initialize_child(obj, "sdc", &s->sdhci, TYPE_ASPEED_SDHCI);
206
207     object_property_set_int(OBJECT(&s->sdhci), 2, "num-slots", &error_abort);
208
209     /* Init sd card slot class here so that they're under the correct parent */
210     for (i = 0; i < ASPEED_SDHCI_NUM_SLOTS; ++i) {
211         object_initialize_child(obj, "sdhci[*]", &s->sdhci.slots[i],
212                                 TYPE_SYSBUS_SDHCI);
213     }
214 }
215
216 static void aspeed_soc_realize(DeviceState *dev, Error **errp)
217 {
218     int i;
219     AspeedSoCState *s = ASPEED_SOC(dev);
220     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
221     Error *err = NULL, *local_err = NULL;
222
223     /* IO space */
224     create_unimplemented_device("aspeed_soc.io", sc->memmap[ASPEED_IOMEM],
225                                 ASPEED_SOC_IOMEM_SIZE);
226
227     /* Video engine stub */
228     create_unimplemented_device("aspeed.video", sc->memmap[ASPEED_VIDEO],
229                                 0x1000);
230
231     /* CPU */
232     for (i = 0; i < sc->num_cpus; i++) {
233         qdev_realize(DEVICE(&s->cpu[i]), NULL, &err);
234         if (err) {
235             error_propagate(errp, err);
236             return;
237         }
238     }
239
240     /* SRAM */
241     memory_region_init_ram(&s->sram, OBJECT(dev), "aspeed.sram",
242                            sc->sram_size, &err);
243     if (err) {
244         error_propagate(errp, err);
245         return;
246     }
247     memory_region_add_subregion(get_system_memory(),
248                                 sc->memmap[ASPEED_SRAM], &s->sram);
249
250     /* SCU */
251     sysbus_realize(SYS_BUS_DEVICE(&s->scu), &err);
252     if (err) {
253         error_propagate(errp, err);
254         return;
255     }
256     sysbus_mmio_map(SYS_BUS_DEVICE(&s->scu), 0, sc->memmap[ASPEED_SCU]);
257
258     /* VIC */
259     sysbus_realize(SYS_BUS_DEVICE(&s->vic), &err);
260     if (err) {
261         error_propagate(errp, err);
262         return;
263     }
264     sysbus_mmio_map(SYS_BUS_DEVICE(&s->vic), 0, sc->memmap[ASPEED_VIC]);
265     sysbus_connect_irq(SYS_BUS_DEVICE(&s->vic), 0,
266                        qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_IRQ));
267     sysbus_connect_irq(SYS_BUS_DEVICE(&s->vic), 1,
268                        qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ));
269
270     /* RTC */
271     sysbus_realize(SYS_BUS_DEVICE(&s->rtc), &err);
272     if (err) {
273         error_propagate(errp, err);
274         return;
275     }
276     sysbus_mmio_map(SYS_BUS_DEVICE(&s->rtc), 0, sc->memmap[ASPEED_RTC]);
277     sysbus_connect_irq(SYS_BUS_DEVICE(&s->rtc), 0,
278                        aspeed_soc_get_irq(s, ASPEED_RTC));
279
280     /* Timer */
281     object_property_set_link(OBJECT(&s->timerctrl),
282                              OBJECT(&s->scu), "scu", &error_abort);
283     sysbus_realize(SYS_BUS_DEVICE(&s->timerctrl), &err);
284     if (err) {
285         error_propagate(errp, err);
286         return;
287     }
288     sysbus_mmio_map(SYS_BUS_DEVICE(&s->timerctrl), 0,
289                     sc->memmap[ASPEED_TIMER1]);
290     for (i = 0; i < ASPEED_TIMER_NR_TIMERS; i++) {
291         qemu_irq irq = aspeed_soc_get_irq(s, ASPEED_TIMER1 + i);
292         sysbus_connect_irq(SYS_BUS_DEVICE(&s->timerctrl), i, irq);
293     }
294
295     /* UART - attach an 8250 to the IO space as our UART5 */
296     if (serial_hd(0)) {
297         qemu_irq uart5 = aspeed_soc_get_irq(s, ASPEED_UART5);
298         serial_mm_init(get_system_memory(), sc->memmap[ASPEED_UART5], 2,
299                        uart5, 38400, serial_hd(0), DEVICE_LITTLE_ENDIAN);
300     }
301
302     /* I2C */
303     object_property_set_link(OBJECT(&s->i2c), OBJECT(s->dram_mr), "dram", &err);
304     if (err) {
305         error_propagate(errp, err);
306         return;
307     }
308     sysbus_realize(SYS_BUS_DEVICE(&s->i2c), &err);
309     if (err) {
310         error_propagate(errp, err);
311         return;
312     }
313     sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c), 0, sc->memmap[ASPEED_I2C]);
314     sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c), 0,
315                        aspeed_soc_get_irq(s, ASPEED_I2C));
316
317     /* FMC, The number of CS is set at the board level */
318     object_property_set_link(OBJECT(&s->fmc), OBJECT(s->dram_mr), "dram", &err);
319     if (err) {
320         error_propagate(errp, err);
321         return;
322     }
323     object_property_set_int(OBJECT(&s->fmc), sc->memmap[ASPEED_SDRAM],
324                             "sdram-base", &err);
325     if (err) {
326         error_propagate(errp, err);
327         return;
328     }
329     sysbus_realize(SYS_BUS_DEVICE(&s->fmc), &err);
330     if (err) {
331         error_propagate(errp, err);
332         return;
333     }
334     sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 0, sc->memmap[ASPEED_FMC]);
335     sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 1,
336                     s->fmc.ctrl->flash_window_base);
337     sysbus_connect_irq(SYS_BUS_DEVICE(&s->fmc), 0,
338                        aspeed_soc_get_irq(s, ASPEED_FMC));
339
340     /* SPI */
341     for (i = 0; i < sc->spis_num; i++) {
342         object_property_set_int(OBJECT(&s->spi[i]), 1, "num-cs", &err);
343         sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), &local_err);
344         error_propagate(&err, local_err);
345         if (err) {
346             error_propagate(errp, err);
347             return;
348         }
349         sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 0,
350                         sc->memmap[ASPEED_SPI1 + i]);
351         sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 1,
352                         s->spi[i].ctrl->flash_window_base);
353     }
354
355     /* EHCI */
356     for (i = 0; i < sc->ehcis_num; i++) {
357         sysbus_realize(SYS_BUS_DEVICE(&s->ehci[i]), &err);
358         if (err) {
359             error_propagate(errp, err);
360             return;
361         }
362         sysbus_mmio_map(SYS_BUS_DEVICE(&s->ehci[i]), 0,
363                         sc->memmap[ASPEED_EHCI1 + i]);
364         sysbus_connect_irq(SYS_BUS_DEVICE(&s->ehci[i]), 0,
365                            aspeed_soc_get_irq(s, ASPEED_EHCI1 + i));
366     }
367
368     /* SDMC - SDRAM Memory Controller */
369     sysbus_realize(SYS_BUS_DEVICE(&s->sdmc), &err);
370     if (err) {
371         error_propagate(errp, err);
372         return;
373     }
374     sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdmc), 0, sc->memmap[ASPEED_SDMC]);
375
376     /* Watch dog */
377     for (i = 0; i < sc->wdts_num; i++) {
378         AspeedWDTClass *awc = ASPEED_WDT_GET_CLASS(&s->wdt[i]);
379
380         object_property_set_link(OBJECT(&s->wdt[i]),
381                                  OBJECT(&s->scu), "scu", &error_abort);
382         sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), &err);
383         if (err) {
384             error_propagate(errp, err);
385             return;
386         }
387         sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt[i]), 0,
388                         sc->memmap[ASPEED_WDT] + i * awc->offset);
389     }
390
391     /* Net */
392     for (i = 0; i < sc->macs_num; i++) {
393         object_property_set_bool(OBJECT(&s->ftgmac100[i]), true, "aspeed",
394                                  &err);
395         sysbus_realize(SYS_BUS_DEVICE(&s->ftgmac100[i]), &local_err);
396         error_propagate(&err, local_err);
397         if (err) {
398             error_propagate(errp, err);
399            return;
400         }
401         sysbus_mmio_map(SYS_BUS_DEVICE(&s->ftgmac100[i]), 0,
402                         sc->memmap[ASPEED_ETH1 + i]);
403         sysbus_connect_irq(SYS_BUS_DEVICE(&s->ftgmac100[i]), 0,
404                            aspeed_soc_get_irq(s, ASPEED_ETH1 + i));
405     }
406
407     /* XDMA */
408     sysbus_realize(SYS_BUS_DEVICE(&s->xdma), &err);
409     if (err) {
410         error_propagate(errp, err);
411         return;
412     }
413     sysbus_mmio_map(SYS_BUS_DEVICE(&s->xdma), 0,
414                     sc->memmap[ASPEED_XDMA]);
415     sysbus_connect_irq(SYS_BUS_DEVICE(&s->xdma), 0,
416                        aspeed_soc_get_irq(s, ASPEED_XDMA));
417
418     /* GPIO */
419     sysbus_realize(SYS_BUS_DEVICE(&s->gpio), &err);
420     if (err) {
421         error_propagate(errp, err);
422         return;
423     }
424     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio), 0, sc->memmap[ASPEED_GPIO]);
425     sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0,
426                        aspeed_soc_get_irq(s, ASPEED_GPIO));
427
428     /* SDHCI */
429     sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), &err);
430     if (err) {
431         error_propagate(errp, err);
432         return;
433     }
434     sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdhci), 0,
435                     sc->memmap[ASPEED_SDHCI]);
436     sysbus_connect_irq(SYS_BUS_DEVICE(&s->sdhci), 0,
437                        aspeed_soc_get_irq(s, ASPEED_SDHCI));
438 }
439 static Property aspeed_soc_properties[] = {
440     DEFINE_PROP_LINK("dram", AspeedSoCState, dram_mr, TYPE_MEMORY_REGION,
441                      MemoryRegion *),
442     DEFINE_PROP_END_OF_LIST(),
443 };
444
445 static void aspeed_soc_class_init(ObjectClass *oc, void *data)
446 {
447     DeviceClass *dc = DEVICE_CLASS(oc);
448
449     dc->realize = aspeed_soc_realize;
450     /* Reason: Uses serial_hds and nd_table in realize() directly */
451     dc->user_creatable = false;
452     device_class_set_props(dc, aspeed_soc_properties);
453 }
454
455 static const TypeInfo aspeed_soc_type_info = {
456     .name           = TYPE_ASPEED_SOC,
457     .parent         = TYPE_DEVICE,
458     .instance_size  = sizeof(AspeedSoCState),
459     .class_size     = sizeof(AspeedSoCClass),
460     .class_init     = aspeed_soc_class_init,
461     .abstract       = true,
462 };
463
464 static void aspeed_soc_ast2400_class_init(ObjectClass *oc, void *data)
465 {
466     AspeedSoCClass *sc = ASPEED_SOC_CLASS(oc);
467
468     sc->name         = "ast2400-a1";
469     sc->cpu_type     = ARM_CPU_TYPE_NAME("arm926");
470     sc->silicon_rev  = AST2400_A1_SILICON_REV;
471     sc->sram_size    = 0x8000;
472     sc->spis_num     = 1;
473     sc->ehcis_num    = 1;
474     sc->wdts_num     = 2;
475     sc->macs_num     = 2;
476     sc->irqmap       = aspeed_soc_ast2400_irqmap;
477     sc->memmap       = aspeed_soc_ast2400_memmap;
478     sc->num_cpus     = 1;
479 }
480
481 static const TypeInfo aspeed_soc_ast2400_type_info = {
482     .name           = "ast2400-a1",
483     .parent         = TYPE_ASPEED_SOC,
484     .instance_init  = aspeed_soc_init,
485     .instance_size  = sizeof(AspeedSoCState),
486     .class_init     = aspeed_soc_ast2400_class_init,
487 };
488
489 static void aspeed_soc_ast2500_class_init(ObjectClass *oc, void *data)
490 {
491     AspeedSoCClass *sc = ASPEED_SOC_CLASS(oc);
492
493     sc->name         = "ast2500-a1";
494     sc->cpu_type     = ARM_CPU_TYPE_NAME("arm1176");
495     sc->silicon_rev  = AST2500_A1_SILICON_REV;
496     sc->sram_size    = 0x9000;
497     sc->spis_num     = 2;
498     sc->ehcis_num    = 2;
499     sc->wdts_num     = 3;
500     sc->macs_num     = 2;
501     sc->irqmap       = aspeed_soc_ast2500_irqmap;
502     sc->memmap       = aspeed_soc_ast2500_memmap;
503     sc->num_cpus     = 1;
504 }
505
506 static const TypeInfo aspeed_soc_ast2500_type_info = {
507     .name           = "ast2500-a1",
508     .parent         = TYPE_ASPEED_SOC,
509     .instance_init  = aspeed_soc_init,
510     .instance_size  = sizeof(AspeedSoCState),
511     .class_init     = aspeed_soc_ast2500_class_init,
512 };
513 static void aspeed_soc_register_types(void)
514 {
515     type_register_static(&aspeed_soc_type_info);
516     type_register_static(&aspeed_soc_ast2400_type_info);
517     type_register_static(&aspeed_soc_ast2500_type_info);
518 };
519
520 type_init(aspeed_soc_register_types)
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