xref: /qemu/hw/arm/aspeed_ast27x0.c (revision 8107448de709a64362c56687764fbd41587c9de9)
1 /*
2  * ASPEED SoC 27x0 family
3  *
4  * Copyright (C) 2024 ASPEED Technology Inc.
5  *
6  * This code is licensed under the GPL version 2 or later.  See
7  * the COPYING file in the top-level directory.
8  *
9  * Implementation extracted from the AST2600 and adapted for AST27x0.
10  */
11 
12 #include "qemu/osdep.h"
13 #include "qapi/error.h"
14 #include "hw/misc/unimp.h"
15 #include "hw/arm/aspeed_soc.h"
16 #include "hw/arm/bsa.h"
17 #include "qemu/module.h"
18 #include "qemu/error-report.h"
19 #include "hw/i2c/aspeed_i2c.h"
20 #include "net/net.h"
21 #include "system/system.h"
22 #include "hw/intc/arm_gicv3.h"
23 #include "qobject/qlist.h"
24 #include "qemu/log.h"
25 
26 static const hwaddr aspeed_soc_ast2700_memmap[] = {
27     [ASPEED_DEV_SPI_BOOT]  =  0x100000000,
28     [ASPEED_DEV_SRAM]      =  0x10000000,
29     [ASPEED_DEV_SDMC]      =  0x12C00000,
30     [ASPEED_DEV_SCU]       =  0x12C02000,
31     [ASPEED_DEV_SCUIO]     =  0x14C02000,
32     [ASPEED_DEV_UART0]     =  0X14C33000,
33     [ASPEED_DEV_UART1]     =  0X14C33100,
34     [ASPEED_DEV_UART2]     =  0X14C33200,
35     [ASPEED_DEV_UART3]     =  0X14C33300,
36     [ASPEED_DEV_UART4]     =  0X12C1A000,
37     [ASPEED_DEV_UART5]     =  0X14C33400,
38     [ASPEED_DEV_UART6]     =  0X14C33500,
39     [ASPEED_DEV_UART7]     =  0X14C33600,
40     [ASPEED_DEV_UART8]     =  0X14C33700,
41     [ASPEED_DEV_UART9]     =  0X14C33800,
42     [ASPEED_DEV_UART10]    =  0X14C33900,
43     [ASPEED_DEV_UART11]    =  0X14C33A00,
44     [ASPEED_DEV_UART12]    =  0X14C33B00,
45     [ASPEED_DEV_WDT]       =  0x14C37000,
46     [ASPEED_DEV_VUART]     =  0X14C30000,
47     [ASPEED_DEV_FMC]       =  0x14000000,
48     [ASPEED_DEV_SPI0]      =  0x14010000,
49     [ASPEED_DEV_SPI1]      =  0x14020000,
50     [ASPEED_DEV_SPI2]      =  0x14030000,
51     [ASPEED_DEV_SDRAM]     =  0x400000000,
52     [ASPEED_DEV_MII1]      =  0x14040000,
53     [ASPEED_DEV_MII2]      =  0x14040008,
54     [ASPEED_DEV_MII3]      =  0x14040010,
55     [ASPEED_DEV_ETH1]      =  0x14050000,
56     [ASPEED_DEV_ETH2]      =  0x14060000,
57     [ASPEED_DEV_ETH3]      =  0x14070000,
58     [ASPEED_DEV_EMMC]      =  0x12090000,
59     [ASPEED_DEV_INTC]      =  0x12100000,
60     [ASPEED_DEV_INTCIO]    =  0x14C18000,
61     [ASPEED_DEV_SLI]       =  0x12C17000,
62     [ASPEED_DEV_SLIIO]     =  0x14C1E000,
63     [ASPEED_GIC_DIST]      =  0x12200000,
64     [ASPEED_GIC_REDIST]    =  0x12280000,
65     [ASPEED_DEV_ADC]       =  0x14C00000,
66     [ASPEED_DEV_I2C]       =  0x14C0F000,
67     [ASPEED_DEV_GPIO]      =  0x14C0B000,
68     [ASPEED_DEV_RTC]       =  0x12C0F000,
69     [ASPEED_DEV_SDHCI]     =  0x14080000,
70     [ASPEED_DEV_TIMER1]    =  0x12C10000,
71     [ASPEED_DEV_HACE]      =  0x12070000,
72 };
73 
74 #define AST2700_MAX_IRQ 256
75 
76 /* Shared Peripheral Interrupt values below are offset by -32 from datasheet */
77 static const int aspeed_soc_ast2700a0_irqmap[] = {
78     [ASPEED_DEV_SDMC]      = 0,
79     [ASPEED_DEV_HACE]      = 4,
80     [ASPEED_DEV_XDMA]      = 5,
81     [ASPEED_DEV_UART4]     = 8,
82     [ASPEED_DEV_SCU]       = 12,
83     [ASPEED_DEV_RTC]       = 13,
84     [ASPEED_DEV_EMMC]      = 15,
85     [ASPEED_DEV_TIMER1]    = 16,
86     [ASPEED_DEV_TIMER2]    = 17,
87     [ASPEED_DEV_TIMER3]    = 18,
88     [ASPEED_DEV_TIMER4]    = 19,
89     [ASPEED_DEV_TIMER5]    = 20,
90     [ASPEED_DEV_TIMER6]    = 21,
91     [ASPEED_DEV_TIMER7]    = 22,
92     [ASPEED_DEV_TIMER8]    = 23,
93     [ASPEED_DEV_DP]        = 28,
94     [ASPEED_DEV_LPC]       = 128,
95     [ASPEED_DEV_IBT]       = 128,
96     [ASPEED_DEV_KCS]       = 128,
97     [ASPEED_DEV_ADC]       = 130,
98     [ASPEED_DEV_GPIO]      = 130,
99     [ASPEED_DEV_I2C]       = 130,
100     [ASPEED_DEV_FMC]       = 131,
101     [ASPEED_DEV_WDT]       = 131,
102     [ASPEED_DEV_PWM]       = 131,
103     [ASPEED_DEV_I3C]       = 131,
104     [ASPEED_DEV_UART0]     = 132,
105     [ASPEED_DEV_UART1]     = 132,
106     [ASPEED_DEV_UART2]     = 132,
107     [ASPEED_DEV_UART3]     = 132,
108     [ASPEED_DEV_UART5]     = 132,
109     [ASPEED_DEV_UART6]     = 132,
110     [ASPEED_DEV_UART7]     = 132,
111     [ASPEED_DEV_UART8]     = 132,
112     [ASPEED_DEV_UART9]     = 132,
113     [ASPEED_DEV_UART10]    = 132,
114     [ASPEED_DEV_UART11]    = 132,
115     [ASPEED_DEV_UART12]    = 132,
116     [ASPEED_DEV_ETH1]      = 132,
117     [ASPEED_DEV_ETH2]      = 132,
118     [ASPEED_DEV_ETH3]      = 132,
119     [ASPEED_DEV_PECI]      = 133,
120     [ASPEED_DEV_SDHCI]     = 133,
121 };
122 
123 /* GICINT 128 */
124 /* GICINT 192 */
125 static const int ast2700_gic128_gic192_intcmap[] = {
126     [ASPEED_DEV_LPC]       = 0,
127     [ASPEED_DEV_IBT]       = 2,
128     [ASPEED_DEV_KCS]       = 4,
129 };
130 
131 /* GICINT 129 */
132 /* GICINT 193 */
133 
134 /* GICINT 130 */
135 /* GICINT 194 */
136 static const int ast2700_gic130_gic194_intcmap[] = {
137     [ASPEED_DEV_I2C]        = 0,
138     [ASPEED_DEV_ADC]        = 16,
139     [ASPEED_DEV_GPIO]       = 18,
140 };
141 
142 /* GICINT 131 */
143 /* GICINT 195 */
144 static const int ast2700_gic131_gic195_intcmap[] = {
145     [ASPEED_DEV_I3C]       = 0,
146     [ASPEED_DEV_WDT]       = 16,
147     [ASPEED_DEV_FMC]       = 25,
148     [ASPEED_DEV_PWM]       = 29,
149 };
150 
151 /* GICINT 132 */
152 /* GICINT 196 */
153 static const int ast2700_gic132_gic196_intcmap[] = {
154     [ASPEED_DEV_ETH1]      = 0,
155     [ASPEED_DEV_ETH2]      = 1,
156     [ASPEED_DEV_ETH3]      = 2,
157     [ASPEED_DEV_UART0]     = 7,
158     [ASPEED_DEV_UART1]     = 8,
159     [ASPEED_DEV_UART2]     = 9,
160     [ASPEED_DEV_UART3]     = 10,
161     [ASPEED_DEV_UART5]     = 11,
162     [ASPEED_DEV_UART6]     = 12,
163     [ASPEED_DEV_UART7]     = 13,
164     [ASPEED_DEV_UART8]     = 14,
165     [ASPEED_DEV_UART9]     = 15,
166     [ASPEED_DEV_UART10]    = 16,
167     [ASPEED_DEV_UART11]    = 17,
168     [ASPEED_DEV_UART12]    = 18,
169 };
170 
171 /* GICINT 133 */
172 /* GICINT 197 */
173 static const int ast2700_gic133_gic197_intcmap[] = {
174     [ASPEED_DEV_SDHCI]     = 1,
175     [ASPEED_DEV_PECI]      = 4,
176 };
177 
178 /* GICINT 128 ~ 136 */
179 /* GICINT 192 ~ 201 */
180 struct gic_intc_irq_info {
181     int irq;
182     int intc_idx;
183     int orgate_idx;
184     const int *ptr;
185 };
186 
187 static const struct gic_intc_irq_info ast2700_gic_intcmap[] = {
188     {192, 1, 0, ast2700_gic128_gic192_intcmap},
189     {193, 1, 1, NULL},
190     {194, 1, 2, ast2700_gic130_gic194_intcmap},
191     {195, 1, 3, ast2700_gic131_gic195_intcmap},
192     {196, 1, 4, ast2700_gic132_gic196_intcmap},
193     {197, 1, 5, ast2700_gic133_gic197_intcmap},
194     {198, 1, 6, NULL},
195     {199, 1, 7, NULL},
196     {200, 1, 8, NULL},
197     {201, 1, 9, NULL},
198     {128, 0, 1, ast2700_gic128_gic192_intcmap},
199     {129, 0, 2, NULL},
200     {130, 0, 3, ast2700_gic130_gic194_intcmap},
201     {131, 0, 4, ast2700_gic131_gic195_intcmap},
202     {132, 0, 5, ast2700_gic132_gic196_intcmap},
203     {133, 0, 6, ast2700_gic133_gic197_intcmap},
204     {134, 0, 7, NULL},
205     {135, 0, 8, NULL},
206     {136, 0, 9, NULL},
207 };
208 
209 static qemu_irq aspeed_soc_ast2700_get_irq(AspeedSoCState *s, int dev)
210 {
211     Aspeed27x0SoCState *a = ASPEED27X0_SOC(s);
212     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
213     int or_idx;
214     int idx;
215     int i;
216 
217     for (i = 0; i < ARRAY_SIZE(ast2700_gic_intcmap); i++) {
218         if (sc->irqmap[dev] == ast2700_gic_intcmap[i].irq) {
219             assert(ast2700_gic_intcmap[i].ptr);
220             or_idx = ast2700_gic_intcmap[i].orgate_idx;
221             idx = ast2700_gic_intcmap[i].intc_idx;
222             return qdev_get_gpio_in(DEVICE(&a->intc[idx].orgates[or_idx]),
223                                     ast2700_gic_intcmap[i].ptr[dev]);
224         }
225     }
226 
227     return qdev_get_gpio_in(DEVICE(&a->gic), sc->irqmap[dev]);
228 }
229 
230 static qemu_irq aspeed_soc_ast2700_get_irq_index(AspeedSoCState *s, int dev,
231                                                  int index)
232 {
233     Aspeed27x0SoCState *a = ASPEED27X0_SOC(s);
234     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
235     int or_idx;
236     int idx;
237     int i;
238 
239     for (i = 0; i < ARRAY_SIZE(ast2700_gic_intcmap); i++) {
240         if (sc->irqmap[dev] == ast2700_gic_intcmap[i].irq) {
241             assert(ast2700_gic_intcmap[i].ptr);
242             or_idx = ast2700_gic_intcmap[i].orgate_idx;
243             idx = ast2700_gic_intcmap[i].intc_idx;
244             return qdev_get_gpio_in(DEVICE(&a->intc[idx].orgates[or_idx]),
245                                     ast2700_gic_intcmap[i].ptr[dev] + index);
246         }
247     }
248 
249     /*
250      * Invalid OR gate index, device IRQ should be between 128 to 136
251      * and 192 to 201.
252      */
253     g_assert_not_reached();
254 }
255 
256 static uint64_t aspeed_ram_capacity_read(void *opaque, hwaddr addr,
257                                                     unsigned int size)
258 {
259     qemu_log_mask(LOG_GUEST_ERROR,
260                   "%s: DRAM read out of ram size, addr:0x%" PRIx64 "\n",
261                    __func__, addr);
262     return 0;
263 }
264 
265 static void aspeed_ram_capacity_write(void *opaque, hwaddr addr, uint64_t data,
266                                                 unsigned int size)
267 {
268     AspeedSoCState *s = ASPEED_SOC(opaque);
269     ram_addr_t ram_size;
270     MemTxResult result;
271 
272     ram_size = object_property_get_uint(OBJECT(&s->sdmc), "ram-size",
273                                         &error_abort);
274 
275     assert(ram_size > 0);
276 
277     /*
278      * Emulate ddr capacity hardware behavior.
279      * If writes the data to the address which is beyond the ram size,
280      * it would write the data to the "address % ram_size".
281      */
282     result = address_space_write(&s->dram_as, addr % ram_size,
283                                  MEMTXATTRS_UNSPECIFIED, &data, 4);
284     if (result != MEMTX_OK) {
285         qemu_log_mask(LOG_GUEST_ERROR,
286                       "%s: DRAM write failed, addr:0x%" HWADDR_PRIx
287                       ", data :0x%" PRIx64  "\n",
288                       __func__, addr % ram_size, data);
289     }
290 }
291 
292 static const MemoryRegionOps aspeed_ram_capacity_ops = {
293     .read = aspeed_ram_capacity_read,
294     .write = aspeed_ram_capacity_write,
295     .endianness = DEVICE_LITTLE_ENDIAN,
296     .valid = {
297         .min_access_size = 1,
298         .max_access_size = 8,
299     },
300 };
301 
302 /*
303  * SDMC should be realized first to get correct RAM size and max size
304  * values
305  */
306 static bool aspeed_soc_ast2700_dram_init(DeviceState *dev, Error **errp)
307 {
308     ram_addr_t ram_size, max_ram_size;
309     Aspeed27x0SoCState *a = ASPEED27X0_SOC(dev);
310     AspeedSoCState *s = ASPEED_SOC(dev);
311     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
312 
313     ram_size = object_property_get_uint(OBJECT(&s->sdmc), "ram-size",
314                                         &error_abort);
315     max_ram_size = object_property_get_uint(OBJECT(&s->sdmc), "max-ram-size",
316                                             &error_abort);
317 
318     memory_region_init(&s->dram_container, OBJECT(s), "ram-container",
319                        ram_size);
320     memory_region_add_subregion(&s->dram_container, 0, s->dram_mr);
321     address_space_init(&s->dram_as, s->dram_mr, "dram");
322 
323     /*
324      * Add a memory region beyond the RAM region to emulate
325      * ddr capacity hardware behavior.
326      */
327     if (ram_size < max_ram_size) {
328         memory_region_init_io(&a->dram_empty, OBJECT(s),
329                               &aspeed_ram_capacity_ops, s,
330                               "ram-empty", max_ram_size - ram_size);
331 
332         memory_region_add_subregion(s->memory,
333                                     sc->memmap[ASPEED_DEV_SDRAM] + ram_size,
334                                     &a->dram_empty);
335     }
336 
337     memory_region_add_subregion(s->memory,
338                       sc->memmap[ASPEED_DEV_SDRAM], &s->dram_container);
339     return true;
340 }
341 
342 static void aspeed_soc_ast2700_init(Object *obj)
343 {
344     Aspeed27x0SoCState *a = ASPEED27X0_SOC(obj);
345     AspeedSoCState *s = ASPEED_SOC(obj);
346     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
347     int i;
348     char socname[8];
349     char typename[64];
350 
351     if (sscanf(object_get_typename(obj), "%7s", socname) != 1) {
352         g_assert_not_reached();
353     }
354 
355     for (i = 0; i < sc->num_cpus; i++) {
356         object_initialize_child(obj, "cpu[*]", &a->cpu[i],
357                                 aspeed_soc_cpu_type(sc));
358     }
359 
360     object_initialize_child(obj, "gic", &a->gic, gicv3_class_name());
361 
362     object_initialize_child(obj, "scu", &s->scu, TYPE_ASPEED_2700_SCU);
363     qdev_prop_set_uint32(DEVICE(&s->scu), "silicon-rev",
364                          sc->silicon_rev);
365     object_property_add_alias(obj, "hw-strap1", OBJECT(&s->scu),
366                               "hw-strap1");
367     object_property_add_alias(obj, "hw-prot-key", OBJECT(&s->scu),
368                               "hw-prot-key");
369 
370     object_initialize_child(obj, "scuio", &s->scuio, TYPE_ASPEED_2700_SCUIO);
371     qdev_prop_set_uint32(DEVICE(&s->scuio), "silicon-rev",
372                          sc->silicon_rev);
373     /*
374      * There is one hw-strap1 register in the SCU (CPU DIE) and another
375      * hw-strap1 register in the SCUIO (IO DIE). To reuse the current design
376      * of hw-strap, hw-strap1 is assigned to the SCU and sets the value in the
377      * SCU hw-strap1 register, while hw-strap2 is assigned to the SCUIO and
378      * sets the value in the SCUIO hw-strap1 register.
379      */
380     object_property_add_alias(obj, "hw-strap2", OBJECT(&s->scuio),
381                                   "hw-strap1");
382 
383     snprintf(typename, sizeof(typename), "aspeed.fmc-%s", socname);
384     object_initialize_child(obj, "fmc", &s->fmc, typename);
385 
386     for (i = 0; i < sc->spis_num; i++) {
387         snprintf(typename, sizeof(typename), "aspeed.spi%d-%s", i, socname);
388         object_initialize_child(obj, "spi[*]", &s->spi[i], typename);
389     }
390 
391     snprintf(typename, sizeof(typename), "aspeed.sdmc-%s", socname);
392     object_initialize_child(obj, "sdmc", &s->sdmc, typename);
393     object_property_add_alias(obj, "ram-size", OBJECT(&s->sdmc),
394                               "ram-size");
395 
396     for (i = 0; i < sc->wdts_num; i++) {
397         snprintf(typename, sizeof(typename), "aspeed.wdt-%s", socname);
398         object_initialize_child(obj, "wdt[*]", &s->wdt[i], typename);
399     }
400 
401     for (i = 0; i < sc->macs_num; i++) {
402         object_initialize_child(obj, "ftgmac100[*]", &s->ftgmac100[i],
403                                 TYPE_FTGMAC100);
404 
405         object_initialize_child(obj, "mii[*]", &s->mii[i], TYPE_ASPEED_MII);
406     }
407 
408     for (i = 0; i < sc->uarts_num; i++) {
409         object_initialize_child(obj, "uart[*]", &s->uart[i], TYPE_SERIAL_MM);
410     }
411 
412     object_initialize_child(obj, "sli", &s->sli, TYPE_ASPEED_2700_SLI);
413     object_initialize_child(obj, "sliio", &s->sliio, TYPE_ASPEED_2700_SLIIO);
414     object_initialize_child(obj, "intc", &a->intc[0], TYPE_ASPEED_2700_INTC);
415     object_initialize_child(obj, "intcio", &a->intc[1],
416                             TYPE_ASPEED_2700_INTCIO);
417 
418     snprintf(typename, sizeof(typename), "aspeed.adc-%s", socname);
419     object_initialize_child(obj, "adc", &s->adc, typename);
420 
421     snprintf(typename, sizeof(typename), "aspeed.i2c-%s", socname);
422     object_initialize_child(obj, "i2c", &s->i2c, typename);
423 
424     snprintf(typename, sizeof(typename), "aspeed.gpio-%s", socname);
425     object_initialize_child(obj, "gpio", &s->gpio, typename);
426 
427     object_initialize_child(obj, "rtc", &s->rtc, TYPE_ASPEED_RTC);
428 
429     snprintf(typename, sizeof(typename), "aspeed.sdhci-%s", socname);
430     object_initialize_child(obj, "sd-controller", &s->sdhci, typename);
431     object_property_set_int(OBJECT(&s->sdhci), "num-slots", 1, &error_abort);
432 
433     /* Init sd card slot class here so that they're under the correct parent */
434     object_initialize_child(obj, "sd-controller.sdhci",
435                             &s->sdhci.slots[0], TYPE_SYSBUS_SDHCI);
436 
437     object_initialize_child(obj, "emmc-controller", &s->emmc, typename);
438     object_property_set_int(OBJECT(&s->emmc), "num-slots", 1, &error_abort);
439 
440     object_initialize_child(obj, "emmc-controller.sdhci", &s->emmc.slots[0],
441                             TYPE_SYSBUS_SDHCI);
442 
443     snprintf(typename, sizeof(typename), "aspeed.timer-%s", socname);
444     object_initialize_child(obj, "timerctrl", &s->timerctrl, typename);
445 
446     snprintf(typename, sizeof(typename), "aspeed.hace-%s", socname);
447     object_initialize_child(obj, "hace", &s->hace, typename);
448 }
449 
450 /*
451  * ASPEED ast2700 has 0x0 as cluster ID
452  *
453  * https://developer.arm.com/documentation/100236/0100/register-descriptions/aarch64-system-registers/multiprocessor-affinity-register--el1
454  */
455 static uint64_t aspeed_calc_affinity(int cpu)
456 {
457     return (0x0 << ARM_AFF1_SHIFT) | cpu;
458 }
459 
460 static bool aspeed_soc_ast2700_gic_realize(DeviceState *dev, Error **errp)
461 {
462     Aspeed27x0SoCState *a = ASPEED27X0_SOC(dev);
463     AspeedSoCState *s = ASPEED_SOC(dev);
464     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
465     SysBusDevice *gicbusdev;
466     DeviceState *gicdev;
467     QList *redist_region_count;
468     int i;
469 
470     gicbusdev = SYS_BUS_DEVICE(&a->gic);
471     gicdev = DEVICE(&a->gic);
472     qdev_prop_set_uint32(gicdev, "revision", 3);
473     qdev_prop_set_uint32(gicdev, "num-cpu", sc->num_cpus);
474     qdev_prop_set_uint32(gicdev, "num-irq", AST2700_MAX_IRQ + GIC_INTERNAL);
475 
476     redist_region_count = qlist_new();
477     qlist_append_int(redist_region_count, sc->num_cpus);
478     qdev_prop_set_array(gicdev, "redist-region-count", redist_region_count);
479 
480     if (!sysbus_realize(gicbusdev, errp)) {
481         return false;
482     }
483     sysbus_mmio_map(gicbusdev, 0, sc->memmap[ASPEED_GIC_DIST]);
484     sysbus_mmio_map(gicbusdev, 1, sc->memmap[ASPEED_GIC_REDIST]);
485 
486     for (i = 0; i < sc->num_cpus; i++) {
487         DeviceState *cpudev = DEVICE(&a->cpu[i]);
488         int intidbase = AST2700_MAX_IRQ + i * GIC_INTERNAL;
489 
490         const int timer_irq[] = {
491             [GTIMER_PHYS] = ARCH_TIMER_NS_EL1_IRQ,
492             [GTIMER_VIRT] = ARCH_TIMER_VIRT_IRQ,
493             [GTIMER_HYP]  = ARCH_TIMER_NS_EL2_IRQ,
494             [GTIMER_SEC]  = ARCH_TIMER_S_EL1_IRQ,
495         };
496         int j;
497 
498         for (j = 0; j < ARRAY_SIZE(timer_irq); j++) {
499             qdev_connect_gpio_out(cpudev, j,
500                     qdev_get_gpio_in(gicdev, intidbase + timer_irq[j]));
501         }
502 
503         qemu_irq irq = qdev_get_gpio_in(gicdev,
504                                         intidbase + ARCH_GIC_MAINT_IRQ);
505         qdev_connect_gpio_out_named(cpudev, "gicv3-maintenance-interrupt",
506                                     0, irq);
507         qdev_connect_gpio_out_named(cpudev, "pmu-interrupt", 0,
508                 qdev_get_gpio_in(gicdev, intidbase + VIRTUAL_PMU_IRQ));
509 
510         sysbus_connect_irq(gicbusdev, i, qdev_get_gpio_in(cpudev, ARM_CPU_IRQ));
511         sysbus_connect_irq(gicbusdev, i + sc->num_cpus,
512                            qdev_get_gpio_in(cpudev, ARM_CPU_FIQ));
513         sysbus_connect_irq(gicbusdev, i + 2 * sc->num_cpus,
514                            qdev_get_gpio_in(cpudev, ARM_CPU_VIRQ));
515         sysbus_connect_irq(gicbusdev, i + 3 * sc->num_cpus,
516                            qdev_get_gpio_in(cpudev, ARM_CPU_VFIQ));
517         sysbus_connect_irq(gicbusdev, i + 4 * sc->num_cpus,
518                            qdev_get_gpio_in(cpudev, ARM_CPU_NMI));
519         sysbus_connect_irq(gicbusdev, i + 5 * sc->num_cpus,
520                            qdev_get_gpio_in(cpudev, ARM_CPU_VINMI));
521     }
522 
523     return true;
524 }
525 
526 static void aspeed_soc_ast2700_realize(DeviceState *dev, Error **errp)
527 {
528     int i;
529     Aspeed27x0SoCState *a = ASPEED27X0_SOC(dev);
530     AspeedSoCState *s = ASPEED_SOC(dev);
531     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
532     AspeedINTCClass *ic = ASPEED_INTC_GET_CLASS(&a->intc[0]);
533     AspeedINTCClass *icio = ASPEED_INTC_GET_CLASS(&a->intc[1]);
534     g_autofree char *sram_name = NULL;
535     qemu_irq irq;
536 
537     /* Default boot region (SPI memory or ROMs) */
538     memory_region_init(&s->spi_boot_container, OBJECT(s),
539                        "aspeed.spi_boot_container", 0x400000000);
540     memory_region_add_subregion(s->memory, sc->memmap[ASPEED_DEV_SPI_BOOT],
541                                 &s->spi_boot_container);
542 
543     /* CPU */
544     for (i = 0; i < sc->num_cpus; i++) {
545         object_property_set_int(OBJECT(&a->cpu[i]), "mp-affinity",
546                                 aspeed_calc_affinity(i), &error_abort);
547 
548         object_property_set_int(OBJECT(&a->cpu[i]), "cntfrq", 1125000000,
549                                 &error_abort);
550         object_property_set_link(OBJECT(&a->cpu[i]), "memory",
551                                  OBJECT(s->memory), &error_abort);
552 
553         if (!qdev_realize(DEVICE(&a->cpu[i]), NULL, errp)) {
554             return;
555         }
556     }
557 
558     /* GIC */
559     if (!aspeed_soc_ast2700_gic_realize(dev, errp)) {
560         return;
561     }
562 
563     /* INTC */
564     if (!sysbus_realize(SYS_BUS_DEVICE(&a->intc[0]), errp)) {
565         return;
566     }
567 
568     aspeed_mmio_map(s, SYS_BUS_DEVICE(&a->intc[0]), 0,
569                     sc->memmap[ASPEED_DEV_INTC]);
570 
571     /* INTCIO */
572     if (!sysbus_realize(SYS_BUS_DEVICE(&a->intc[1]), errp)) {
573         return;
574     }
575 
576     aspeed_mmio_map(s, SYS_BUS_DEVICE(&a->intc[1]), 0,
577                     sc->memmap[ASPEED_DEV_INTCIO]);
578 
579     /* irq sources -> orgates -> INTC */
580     for (i = 0; i < ic->num_inpins; i++) {
581         qdev_connect_gpio_out(DEVICE(&a->intc[0].orgates[i]), 0,
582                               qdev_get_gpio_in(DEVICE(&a->intc[0]), i));
583     }
584 
585     /* INTC -> GIC192 - GIC201 */
586     /* INTC -> GIC128 - GIC136 */
587     for (i = 0; i < ic->num_outpins; i++) {
588         sysbus_connect_irq(SYS_BUS_DEVICE(&a->intc[0]), i,
589                            qdev_get_gpio_in(DEVICE(&a->gic),
590                                             ast2700_gic_intcmap[i].irq));
591     }
592 
593     /* irq source -> orgates -> INTCIO */
594     for (i = 0; i < icio->num_inpins; i++) {
595         qdev_connect_gpio_out(DEVICE(&a->intc[1].orgates[i]), 0,
596                               qdev_get_gpio_in(DEVICE(&a->intc[1]), i));
597     }
598 
599     /* INTCIO -> INTC */
600     for (i = 0; i < icio->num_outpins; i++) {
601         sysbus_connect_irq(SYS_BUS_DEVICE(&a->intc[1]), i,
602                            qdev_get_gpio_in(DEVICE(&a->intc[0].orgates[0]), i));
603     }
604 
605     /* SRAM */
606     sram_name = g_strdup_printf("aspeed.sram.%d", CPU(&a->cpu[0])->cpu_index);
607     if (!memory_region_init_ram(&s->sram, OBJECT(s), sram_name, sc->sram_size,
608                                  errp)) {
609         return;
610     }
611     memory_region_add_subregion(s->memory,
612                                 sc->memmap[ASPEED_DEV_SRAM], &s->sram);
613 
614     /* SCU */
615     if (!sysbus_realize(SYS_BUS_DEVICE(&s->scu), errp)) {
616         return;
617     }
618     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->scu), 0, sc->memmap[ASPEED_DEV_SCU]);
619 
620     /* SCU1 */
621     if (!sysbus_realize(SYS_BUS_DEVICE(&s->scuio), errp)) {
622         return;
623     }
624     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->scuio), 0,
625                     sc->memmap[ASPEED_DEV_SCUIO]);
626 
627     /* UART */
628     if (!aspeed_soc_uart_realize(s, errp)) {
629         return;
630     }
631 
632     /* FMC, The number of CS is set at the board level */
633     object_property_set_int(OBJECT(&s->fmc), "dram-base",
634                             sc->memmap[ASPEED_DEV_SDRAM],
635                             &error_abort);
636     object_property_set_link(OBJECT(&s->fmc), "dram", OBJECT(s->dram_mr),
637                              &error_abort);
638     if (!sysbus_realize(SYS_BUS_DEVICE(&s->fmc), errp)) {
639         return;
640     }
641     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->fmc), 0, sc->memmap[ASPEED_DEV_FMC]);
642     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->fmc), 1,
643                     ASPEED_SMC_GET_CLASS(&s->fmc)->flash_window_base);
644     sysbus_connect_irq(SYS_BUS_DEVICE(&s->fmc), 0,
645                        aspeed_soc_get_irq(s, ASPEED_DEV_FMC));
646 
647     /* Set up an alias on the FMC CE0 region (boot default) */
648     MemoryRegion *fmc0_mmio = &s->fmc.flashes[0].mmio;
649     memory_region_init_alias(&s->spi_boot, OBJECT(s), "aspeed.spi_boot",
650                              fmc0_mmio, 0, memory_region_size(fmc0_mmio));
651     memory_region_add_subregion(&s->spi_boot_container, 0x0, &s->spi_boot);
652 
653     /* SPI */
654     for (i = 0; i < sc->spis_num; i++) {
655         object_property_set_link(OBJECT(&s->spi[i]), "dram",
656                                  OBJECT(s->dram_mr), &error_abort);
657         if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) {
658             return;
659         }
660         aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->spi[i]), 0,
661                         sc->memmap[ASPEED_DEV_SPI0 + i]);
662         aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->spi[i]), 1,
663                         ASPEED_SMC_GET_CLASS(&s->spi[i])->flash_window_base);
664     }
665 
666     /*
667      * SDMC - SDRAM Memory Controller
668      * The SDMC controller is unlocked at SPL stage.
669      * At present, only supports to emulate booting
670      * start from u-boot stage. Set SDMC controller
671      * unlocked by default. It is a temporarily solution.
672      */
673     object_property_set_bool(OBJECT(&s->sdmc), "unlocked", true,
674                                  &error_abort);
675     if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdmc), errp)) {
676         return;
677     }
678     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->sdmc), 0,
679                     sc->memmap[ASPEED_DEV_SDMC]);
680 
681     /* RAM */
682     if (!aspeed_soc_ast2700_dram_init(dev, errp)) {
683         return;
684     }
685 
686     /* Net */
687     for (i = 0; i < sc->macs_num; i++) {
688         object_property_set_bool(OBJECT(&s->ftgmac100[i]), "aspeed", true,
689                                  &error_abort);
690         object_property_set_bool(OBJECT(&s->ftgmac100[i]), "dma64", true,
691                                  &error_abort);
692         if (!sysbus_realize(SYS_BUS_DEVICE(&s->ftgmac100[i]), errp)) {
693             return;
694         }
695         aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->ftgmac100[i]), 0,
696                         sc->memmap[ASPEED_DEV_ETH1 + i]);
697         sysbus_connect_irq(SYS_BUS_DEVICE(&s->ftgmac100[i]), 0,
698                            aspeed_soc_get_irq(s, ASPEED_DEV_ETH1 + i));
699 
700         object_property_set_link(OBJECT(&s->mii[i]), "nic",
701                                  OBJECT(&s->ftgmac100[i]), &error_abort);
702         if (!sysbus_realize(SYS_BUS_DEVICE(&s->mii[i]), errp)) {
703             return;
704         }
705 
706         aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->mii[i]), 0,
707                         sc->memmap[ASPEED_DEV_MII1 + i]);
708     }
709 
710     /* Watch dog */
711     for (i = 0; i < sc->wdts_num; i++) {
712         AspeedWDTClass *awc = ASPEED_WDT_GET_CLASS(&s->wdt[i]);
713         hwaddr wdt_offset = sc->memmap[ASPEED_DEV_WDT] + i * awc->iosize;
714 
715         object_property_set_link(OBJECT(&s->wdt[i]), "scu", OBJECT(&s->scu),
716                                  &error_abort);
717         if (!sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), errp)) {
718             return;
719         }
720         aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->wdt[i]), 0, wdt_offset);
721     }
722 
723     /* SLI */
724     if (!sysbus_realize(SYS_BUS_DEVICE(&s->sli), errp)) {
725         return;
726     }
727     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->sli), 0, sc->memmap[ASPEED_DEV_SLI]);
728 
729     if (!sysbus_realize(SYS_BUS_DEVICE(&s->sliio), errp)) {
730         return;
731     }
732     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->sliio), 0,
733                     sc->memmap[ASPEED_DEV_SLIIO]);
734 
735     /* ADC */
736     if (!sysbus_realize(SYS_BUS_DEVICE(&s->adc), errp)) {
737         return;
738     }
739     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->adc), 0, sc->memmap[ASPEED_DEV_ADC]);
740     sysbus_connect_irq(SYS_BUS_DEVICE(&s->adc), 0,
741                        aspeed_soc_get_irq(s, ASPEED_DEV_ADC));
742 
743     /* I2C */
744     object_property_set_link(OBJECT(&s->i2c), "dram", OBJECT(s->dram_mr),
745                              &error_abort);
746     if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c), errp)) {
747         return;
748     }
749     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->i2c), 0, sc->memmap[ASPEED_DEV_I2C]);
750     for (i = 0; i < ASPEED_I2C_GET_CLASS(&s->i2c)->num_busses; i++) {
751         /*
752          * The AST2700 I2C controller has one source INTC per bus.
753          *
754          * For AST2700 A0:
755          * I2C bus interrupts are connected to the OR gate from bit 0 to bit
756          * 15, and the OR gate output pin is connected to the input pin of
757          * GICINT130 of INTC (CPU Die). Then, the output pin is connected to
758          * the GIC.
759          *
760          * For AST2700 A1:
761          * I2C bus interrupts are connected to the OR gate from bit 0 to bit
762          * 15, and the OR gate output pin is connected to the input pin of
763          * GICINT194 of INTCIO (IO Die). Then, the output pin is connected
764          * to the INTC (CPU Die) input pin, and its output pin is connected
765          * to the GIC.
766          *
767          * I2C bus 0 is connected to the OR gate at bit 0.
768          * I2C bus 15 is connected to the OR gate at bit 15.
769          */
770         irq = aspeed_soc_ast2700_get_irq_index(s, ASPEED_DEV_I2C, i);
771         sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c.busses[i]), 0, irq);
772     }
773 
774     /* GPIO */
775     if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) {
776         return;
777     }
778     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->gpio), 0,
779                     sc->memmap[ASPEED_DEV_GPIO]);
780     sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0,
781                        aspeed_soc_get_irq(s, ASPEED_DEV_GPIO));
782 
783     /* RTC */
784     if (!sysbus_realize(SYS_BUS_DEVICE(&s->rtc), errp)) {
785         return;
786     }
787     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->rtc), 0, sc->memmap[ASPEED_DEV_RTC]);
788     sysbus_connect_irq(SYS_BUS_DEVICE(&s->rtc), 0,
789                        aspeed_soc_get_irq(s, ASPEED_DEV_RTC));
790 
791     /* SDHCI */
792     if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), errp)) {
793         return;
794     }
795     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->sdhci), 0,
796                     sc->memmap[ASPEED_DEV_SDHCI]);
797     sysbus_connect_irq(SYS_BUS_DEVICE(&s->sdhci), 0,
798                        aspeed_soc_get_irq(s, ASPEED_DEV_SDHCI));
799 
800     /* eMMC */
801     if (!sysbus_realize(SYS_BUS_DEVICE(&s->emmc), errp)) {
802         return;
803     }
804     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->emmc), 0,
805                     sc->memmap[ASPEED_DEV_EMMC]);
806     sysbus_connect_irq(SYS_BUS_DEVICE(&s->emmc), 0,
807                        aspeed_soc_get_irq(s, ASPEED_DEV_EMMC));
808 
809     /* Timer */
810     object_property_set_link(OBJECT(&s->timerctrl), "scu", OBJECT(&s->scu),
811                              &error_abort);
812     if (!sysbus_realize(SYS_BUS_DEVICE(&s->timerctrl), errp)) {
813         return;
814     }
815     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->timerctrl), 0,
816                     sc->memmap[ASPEED_DEV_TIMER1]);
817     for (i = 0; i < ASPEED_TIMER_NR_TIMERS; i++) {
818         irq = aspeed_soc_get_irq(s, ASPEED_DEV_TIMER1 + i);
819         sysbus_connect_irq(SYS_BUS_DEVICE(&s->timerctrl), i, irq);
820     }
821 
822     /* HACE */
823     object_property_set_link(OBJECT(&s->hace), "dram", OBJECT(s->dram_mr),
824                              &error_abort);
825     if (!sysbus_realize(SYS_BUS_DEVICE(&s->hace), errp)) {
826         return;
827     }
828     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->hace), 0,
829                     sc->memmap[ASPEED_DEV_HACE]);
830     sysbus_connect_irq(SYS_BUS_DEVICE(&s->hace), 0,
831                        aspeed_soc_get_irq(s, ASPEED_DEV_HACE));
832 
833     create_unimplemented_device("ast2700.dpmcu", 0x11000000, 0x40000);
834     create_unimplemented_device("ast2700.iomem0", 0x12000000, 0x01000000);
835     create_unimplemented_device("ast2700.iomem1", 0x14000000, 0x01000000);
836     create_unimplemented_device("ast2700.ltpi", 0x30000000, 0x1000000);
837     create_unimplemented_device("ast2700.io", 0x0, 0x4000000);
838 }
839 
840 static void aspeed_soc_ast2700a0_class_init(ObjectClass *oc, void *data)
841 {
842     static const char * const valid_cpu_types[] = {
843         ARM_CPU_TYPE_NAME("cortex-a35"),
844         NULL
845     };
846     DeviceClass *dc = DEVICE_CLASS(oc);
847     AspeedSoCClass *sc = ASPEED_SOC_CLASS(oc);
848 
849     /* Reason: The Aspeed SoC can only be instantiated from a board */
850     dc->user_creatable = false;
851     dc->realize      = aspeed_soc_ast2700_realize;
852 
853     sc->valid_cpu_types = valid_cpu_types;
854     sc->silicon_rev  = AST2700_A0_SILICON_REV;
855     sc->sram_size    = 0x20000;
856     sc->spis_num     = 3;
857     sc->wdts_num     = 8;
858     sc->macs_num     = 1;
859     sc->uarts_num    = 13;
860     sc->num_cpus     = 4;
861     sc->uarts_base   = ASPEED_DEV_UART0;
862     sc->irqmap       = aspeed_soc_ast2700a0_irqmap;
863     sc->memmap       = aspeed_soc_ast2700_memmap;
864     sc->get_irq      = aspeed_soc_ast2700_get_irq;
865 }
866 
867 static const TypeInfo aspeed_soc_ast27x0_types[] = {
868     {
869         .name           = TYPE_ASPEED27X0_SOC,
870         .parent         = TYPE_ASPEED_SOC,
871         .instance_size  = sizeof(Aspeed27x0SoCState),
872         .abstract       = true,
873     }, {
874         .name           = "ast2700-a0",
875         .parent         = TYPE_ASPEED27X0_SOC,
876         .instance_init  = aspeed_soc_ast2700_init,
877         .class_init     = aspeed_soc_ast2700a0_class_init,
878     },
879 };
880 
881 DEFINE_TYPES(aspeed_soc_ast27x0_types)
882