qemu/hw/arm/xlnx-versal.c
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   1/*
   2 * Xilinx Versal SoC model.
   3 *
   4 * Copyright (c) 2018 Xilinx Inc.
   5 * Written by Edgar E. Iglesias
   6 *
   7 * This program is free software; you can redistribute it and/or modify
   8 * it under the terms of the GNU General Public License version 2 or
   9 * (at your option) any later version.
  10 */
  11
  12#include "qemu/osdep.h"
  13#include "qemu/units.h"
  14#include "qapi/error.h"
  15#include "qemu/module.h"
  16#include "hw/sysbus.h"
  17#include "net/net.h"
  18#include "sysemu/sysemu.h"
  19#include "sysemu/kvm.h"
  20#include "hw/arm/boot.h"
  21#include "kvm_arm.h"
  22#include "hw/misc/unimp.h"
  23#include "hw/arm/xlnx-versal.h"
  24#include "qemu/log.h"
  25#include "hw/sysbus.h"
  26
  27#define XLNX_VERSAL_ACPU_TYPE ARM_CPU_TYPE_NAME("cortex-a72")
  28#define XLNX_VERSAL_RCPU_TYPE ARM_CPU_TYPE_NAME("cortex-r5f")
  29#define GEM_REVISION        0x40070106
  30
  31#define VERSAL_NUM_PMC_APB_IRQS 3
  32#define NUM_OSPI_IRQ_LINES 3
  33
  34static void versal_create_apu_cpus(Versal *s)
  35{
  36    int i;
  37
  38    object_initialize_child(OBJECT(s), "apu-cluster", &s->fpd.apu.cluster,
  39                            TYPE_CPU_CLUSTER);
  40    qdev_prop_set_uint32(DEVICE(&s->fpd.apu.cluster), "cluster-id", 0);
  41
  42    for (i = 0; i < ARRAY_SIZE(s->fpd.apu.cpu); i++) {
  43        Object *obj;
  44
  45        object_initialize_child(OBJECT(&s->fpd.apu.cluster),
  46                                "apu-cpu[*]", &s->fpd.apu.cpu[i],
  47                                XLNX_VERSAL_ACPU_TYPE);
  48        obj = OBJECT(&s->fpd.apu.cpu[i]);
  49        if (i) {
  50            /* Secondary CPUs start in powered-down state */
  51            object_property_set_bool(obj, "start-powered-off", true,
  52                                     &error_abort);
  53        }
  54
  55        object_property_set_int(obj, "core-count", ARRAY_SIZE(s->fpd.apu.cpu),
  56                                &error_abort);
  57        object_property_set_link(obj, "memory", OBJECT(&s->fpd.apu.mr),
  58                                 &error_abort);
  59        qdev_realize(DEVICE(obj), NULL, &error_fatal);
  60    }
  61
  62    qdev_realize(DEVICE(&s->fpd.apu.cluster), NULL, &error_fatal);
  63}
  64
  65static void versal_create_apu_gic(Versal *s, qemu_irq *pic)
  66{
  67    static const uint64_t addrs[] = {
  68        MM_GIC_APU_DIST_MAIN,
  69        MM_GIC_APU_REDIST_0
  70    };
  71    SysBusDevice *gicbusdev;
  72    DeviceState *gicdev;
  73    int nr_apu_cpus = ARRAY_SIZE(s->fpd.apu.cpu);
  74    int i;
  75
  76    object_initialize_child(OBJECT(s), "apu-gic", &s->fpd.apu.gic,
  77                            gicv3_class_name());
  78    gicbusdev = SYS_BUS_DEVICE(&s->fpd.apu.gic);
  79    gicdev = DEVICE(&s->fpd.apu.gic);
  80    qdev_prop_set_uint32(gicdev, "revision", 3);
  81    qdev_prop_set_uint32(gicdev, "num-cpu", nr_apu_cpus);
  82    qdev_prop_set_uint32(gicdev, "num-irq", XLNX_VERSAL_NR_IRQS + 32);
  83    qdev_prop_set_uint32(gicdev, "len-redist-region-count", 1);
  84    qdev_prop_set_uint32(gicdev, "redist-region-count[0]", nr_apu_cpus);
  85    qdev_prop_set_bit(gicdev, "has-security-extensions", true);
  86
  87    sysbus_realize(SYS_BUS_DEVICE(&s->fpd.apu.gic), &error_fatal);
  88
  89    for (i = 0; i < ARRAY_SIZE(addrs); i++) {
  90        MemoryRegion *mr;
  91
  92        mr = sysbus_mmio_get_region(gicbusdev, i);
  93        memory_region_add_subregion(&s->fpd.apu.mr, addrs[i], mr);
  94    }
  95
  96    for (i = 0; i < nr_apu_cpus; i++) {
  97        DeviceState *cpudev = DEVICE(&s->fpd.apu.cpu[i]);
  98        int ppibase = XLNX_VERSAL_NR_IRQS + i * GIC_INTERNAL + GIC_NR_SGIS;
  99        qemu_irq maint_irq;
 100        int ti;
 101        /* Mapping from the output timer irq lines from the CPU to the
 102         * GIC PPI inputs.
 103         */
 104        const int timer_irq[] = {
 105            [GTIMER_PHYS] = VERSAL_TIMER_NS_EL1_IRQ,
 106            [GTIMER_VIRT] = VERSAL_TIMER_VIRT_IRQ,
 107            [GTIMER_HYP]  = VERSAL_TIMER_NS_EL2_IRQ,
 108            [GTIMER_SEC]  = VERSAL_TIMER_S_EL1_IRQ,
 109        };
 110
 111        for (ti = 0; ti < ARRAY_SIZE(timer_irq); ti++) {
 112            qdev_connect_gpio_out(cpudev, ti,
 113                                  qdev_get_gpio_in(gicdev,
 114                                                   ppibase + timer_irq[ti]));
 115        }
 116        maint_irq = qdev_get_gpio_in(gicdev,
 117                                        ppibase + VERSAL_GIC_MAINT_IRQ);
 118        qdev_connect_gpio_out_named(cpudev, "gicv3-maintenance-interrupt",
 119                                    0, maint_irq);
 120        sysbus_connect_irq(gicbusdev, i, qdev_get_gpio_in(cpudev, ARM_CPU_IRQ));
 121        sysbus_connect_irq(gicbusdev, i + nr_apu_cpus,
 122                           qdev_get_gpio_in(cpudev, ARM_CPU_FIQ));
 123        sysbus_connect_irq(gicbusdev, i + 2 * nr_apu_cpus,
 124                           qdev_get_gpio_in(cpudev, ARM_CPU_VIRQ));
 125        sysbus_connect_irq(gicbusdev, i + 3 * nr_apu_cpus,
 126                           qdev_get_gpio_in(cpudev, ARM_CPU_VFIQ));
 127    }
 128
 129    for (i = 0; i < XLNX_VERSAL_NR_IRQS; i++) {
 130        pic[i] = qdev_get_gpio_in(gicdev, i);
 131    }
 132}
 133
 134static void versal_create_rpu_cpus(Versal *s)
 135{
 136    int i;
 137
 138    object_initialize_child(OBJECT(s), "rpu-cluster", &s->lpd.rpu.cluster,
 139                            TYPE_CPU_CLUSTER);
 140    qdev_prop_set_uint32(DEVICE(&s->lpd.rpu.cluster), "cluster-id", 1);
 141
 142    for (i = 0; i < ARRAY_SIZE(s->lpd.rpu.cpu); i++) {
 143        Object *obj;
 144
 145        object_initialize_child(OBJECT(&s->lpd.rpu.cluster),
 146                                "rpu-cpu[*]", &s->lpd.rpu.cpu[i],
 147                                XLNX_VERSAL_RCPU_TYPE);
 148        obj = OBJECT(&s->lpd.rpu.cpu[i]);
 149        object_property_set_bool(obj, "start-powered-off", true,
 150                                 &error_abort);
 151
 152        object_property_set_int(obj, "mp-affinity", 0x100 | i, &error_abort);
 153        object_property_set_int(obj, "core-count", ARRAY_SIZE(s->lpd.rpu.cpu),
 154                                &error_abort);
 155        object_property_set_link(obj, "memory", OBJECT(&s->lpd.rpu.mr),
 156                                 &error_abort);
 157        qdev_realize(DEVICE(obj), NULL, &error_fatal);
 158    }
 159
 160    qdev_realize(DEVICE(&s->lpd.rpu.cluster), NULL, &error_fatal);
 161}
 162
 163static void versal_create_uarts(Versal *s, qemu_irq *pic)
 164{
 165    int i;
 166
 167    for (i = 0; i < ARRAY_SIZE(s->lpd.iou.uart); i++) {
 168        static const int irqs[] = { VERSAL_UART0_IRQ_0, VERSAL_UART1_IRQ_0};
 169        static const uint64_t addrs[] = { MM_UART0, MM_UART1 };
 170        char *name = g_strdup_printf("uart%d", i);
 171        DeviceState *dev;
 172        MemoryRegion *mr;
 173
 174        object_initialize_child(OBJECT(s), name, &s->lpd.iou.uart[i],
 175                                TYPE_PL011);
 176        dev = DEVICE(&s->lpd.iou.uart[i]);
 177        qdev_prop_set_chr(dev, "chardev", serial_hd(i));
 178        sysbus_realize(SYS_BUS_DEVICE(dev), &error_fatal);
 179
 180        mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0);
 181        memory_region_add_subregion(&s->mr_ps, addrs[i], mr);
 182
 183        sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[irqs[i]]);
 184        g_free(name);
 185    }
 186}
 187
 188static void versal_create_usbs(Versal *s, qemu_irq *pic)
 189{
 190    DeviceState *dev;
 191    MemoryRegion *mr;
 192
 193    object_initialize_child(OBJECT(s), "usb2", &s->lpd.iou.usb,
 194                            TYPE_XILINX_VERSAL_USB2);
 195    dev = DEVICE(&s->lpd.iou.usb);
 196
 197    object_property_set_link(OBJECT(dev), "dma", OBJECT(&s->mr_ps),
 198                             &error_abort);
 199    qdev_prop_set_uint32(dev, "intrs", 1);
 200    qdev_prop_set_uint32(dev, "slots", 2);
 201
 202    sysbus_realize(SYS_BUS_DEVICE(dev), &error_fatal);
 203
 204    mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0);
 205    memory_region_add_subregion(&s->mr_ps, MM_USB_0, mr);
 206
 207    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[VERSAL_USB0_IRQ_0]);
 208
 209    mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 1);
 210    memory_region_add_subregion(&s->mr_ps, MM_USB2_CTRL_REGS, mr);
 211}
 212
 213static void versal_create_gems(Versal *s, qemu_irq *pic)
 214{
 215    int i;
 216
 217    for (i = 0; i < ARRAY_SIZE(s->lpd.iou.gem); i++) {
 218        static const int irqs[] = { VERSAL_GEM0_IRQ_0, VERSAL_GEM1_IRQ_0};
 219        static const uint64_t addrs[] = { MM_GEM0, MM_GEM1 };
 220        char *name = g_strdup_printf("gem%d", i);
 221        NICInfo *nd = &nd_table[i];
 222        DeviceState *dev;
 223        MemoryRegion *mr;
 224
 225        object_initialize_child(OBJECT(s), name, &s->lpd.iou.gem[i],
 226                                TYPE_CADENCE_GEM);
 227        dev = DEVICE(&s->lpd.iou.gem[i]);
 228        /* FIXME use qdev NIC properties instead of nd_table[] */
 229        if (nd->used) {
 230            qemu_check_nic_model(nd, "cadence_gem");
 231            qdev_set_nic_properties(dev, nd);
 232        }
 233        object_property_set_int(OBJECT(dev), "phy-addr", 23, &error_abort);
 234        object_property_set_int(OBJECT(dev), "num-priority-queues", 2,
 235                                &error_abort);
 236        object_property_set_link(OBJECT(dev), "dma", OBJECT(&s->mr_ps),
 237                                 &error_abort);
 238        sysbus_realize(SYS_BUS_DEVICE(dev), &error_fatal);
 239
 240        mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0);
 241        memory_region_add_subregion(&s->mr_ps, addrs[i], mr);
 242
 243        sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[irqs[i]]);
 244        g_free(name);
 245    }
 246}
 247
 248static void versal_create_admas(Versal *s, qemu_irq *pic)
 249{
 250    int i;
 251
 252    for (i = 0; i < ARRAY_SIZE(s->lpd.iou.adma); i++) {
 253        char *name = g_strdup_printf("adma%d", i);
 254        DeviceState *dev;
 255        MemoryRegion *mr;
 256
 257        object_initialize_child(OBJECT(s), name, &s->lpd.iou.adma[i],
 258                                TYPE_XLNX_ZDMA);
 259        dev = DEVICE(&s->lpd.iou.adma[i]);
 260        object_property_set_int(OBJECT(dev), "bus-width", 128, &error_abort);
 261        object_property_set_link(OBJECT(dev), "dma",
 262                                 OBJECT(get_system_memory()), &error_fatal);
 263        sysbus_realize(SYS_BUS_DEVICE(dev), &error_fatal);
 264
 265        mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0);
 266        memory_region_add_subregion(&s->mr_ps,
 267                                    MM_ADMA_CH0 + i * MM_ADMA_CH0_SIZE, mr);
 268
 269        sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[VERSAL_ADMA_IRQ_0 + i]);
 270        g_free(name);
 271    }
 272}
 273
 274#define SDHCI_CAPABILITIES  0x280737ec6481 /* Same as on ZynqMP.  */
 275static void versal_create_sds(Versal *s, qemu_irq *pic)
 276{
 277    int i;
 278
 279    for (i = 0; i < ARRAY_SIZE(s->pmc.iou.sd); i++) {
 280        DeviceState *dev;
 281        MemoryRegion *mr;
 282
 283        object_initialize_child(OBJECT(s), "sd[*]", &s->pmc.iou.sd[i],
 284                                TYPE_SYSBUS_SDHCI);
 285        dev = DEVICE(&s->pmc.iou.sd[i]);
 286
 287        object_property_set_uint(OBJECT(dev), "sd-spec-version", 3,
 288                                 &error_fatal);
 289        object_property_set_uint(OBJECT(dev), "capareg", SDHCI_CAPABILITIES,
 290                                 &error_fatal);
 291        object_property_set_uint(OBJECT(dev), "uhs", UHS_I, &error_fatal);
 292        sysbus_realize(SYS_BUS_DEVICE(dev), &error_fatal);
 293
 294        mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0);
 295        memory_region_add_subregion(&s->mr_ps,
 296                                    MM_PMC_SD0 + i * MM_PMC_SD0_SIZE, mr);
 297
 298        sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0,
 299                           pic[VERSAL_SD0_IRQ_0 + i * 2]);
 300    }
 301}
 302
 303static void versal_create_pmc_apb_irq_orgate(Versal *s, qemu_irq *pic)
 304{
 305    DeviceState *orgate;
 306
 307    /*
 308     * The VERSAL_PMC_APB_IRQ is an 'or' of the interrupts from the following
 309     * models:
 310     *  - RTC
 311     *  - BBRAM
 312     *  - PMC SLCR
 313     */
 314    object_initialize_child(OBJECT(s), "pmc-apb-irq-orgate",
 315                            &s->pmc.apb_irq_orgate, TYPE_OR_IRQ);
 316    orgate = DEVICE(&s->pmc.apb_irq_orgate);
 317    object_property_set_int(OBJECT(orgate),
 318                            "num-lines", VERSAL_NUM_PMC_APB_IRQS, &error_fatal);
 319    qdev_realize(orgate, NULL, &error_fatal);
 320    qdev_connect_gpio_out(orgate, 0, pic[VERSAL_PMC_APB_IRQ]);
 321}
 322
 323static void versal_create_rtc(Versal *s, qemu_irq *pic)
 324{
 325    SysBusDevice *sbd;
 326    MemoryRegion *mr;
 327
 328    object_initialize_child(OBJECT(s), "rtc", &s->pmc.rtc,
 329                            TYPE_XLNX_ZYNQMP_RTC);
 330    sbd = SYS_BUS_DEVICE(&s->pmc.rtc);
 331    sysbus_realize(SYS_BUS_DEVICE(sbd), &error_fatal);
 332
 333    mr = sysbus_mmio_get_region(sbd, 0);
 334    memory_region_add_subregion(&s->mr_ps, MM_PMC_RTC, mr);
 335
 336    /*
 337     * TODO: Connect the ALARM and SECONDS interrupts once our RTC model
 338     * supports them.
 339     */
 340    sysbus_connect_irq(sbd, 1,
 341                       qdev_get_gpio_in(DEVICE(&s->pmc.apb_irq_orgate), 0));
 342}
 343
 344static void versal_create_xrams(Versal *s, qemu_irq *pic)
 345{
 346    int nr_xrams = ARRAY_SIZE(s->lpd.xram.ctrl);
 347    DeviceState *orgate;
 348    int i;
 349
 350    /* XRAM IRQs get ORed into a single line.  */
 351    object_initialize_child(OBJECT(s), "xram-irq-orgate",
 352                            &s->lpd.xram.irq_orgate, TYPE_OR_IRQ);
 353    orgate = DEVICE(&s->lpd.xram.irq_orgate);
 354    object_property_set_int(OBJECT(orgate),
 355                            "num-lines", nr_xrams, &error_fatal);
 356    qdev_realize(orgate, NULL, &error_fatal);
 357    qdev_connect_gpio_out(orgate, 0, pic[VERSAL_XRAM_IRQ_0]);
 358
 359    for (i = 0; i < ARRAY_SIZE(s->lpd.xram.ctrl); i++) {
 360        SysBusDevice *sbd;
 361        MemoryRegion *mr;
 362
 363        object_initialize_child(OBJECT(s), "xram[*]", &s->lpd.xram.ctrl[i],
 364                                TYPE_XLNX_XRAM_CTRL);
 365        sbd = SYS_BUS_DEVICE(&s->lpd.xram.ctrl[i]);
 366        sysbus_realize(sbd, &error_fatal);
 367
 368        mr = sysbus_mmio_get_region(sbd, 0);
 369        memory_region_add_subregion(&s->mr_ps,
 370                                    MM_XRAMC + i * MM_XRAMC_SIZE, mr);
 371        mr = sysbus_mmio_get_region(sbd, 1);
 372        memory_region_add_subregion(&s->mr_ps, MM_XRAM + i * MiB, mr);
 373
 374        sysbus_connect_irq(sbd, 0, qdev_get_gpio_in(orgate, i));
 375    }
 376}
 377
 378static void versal_create_bbram(Versal *s, qemu_irq *pic)
 379{
 380    SysBusDevice *sbd;
 381
 382    object_initialize_child_with_props(OBJECT(s), "bbram", &s->pmc.bbram,
 383                                       sizeof(s->pmc.bbram), TYPE_XLNX_BBRAM,
 384                                       &error_fatal,
 385                                       "crc-zpads", "0",
 386                                       NULL);
 387    sbd = SYS_BUS_DEVICE(&s->pmc.bbram);
 388
 389    sysbus_realize(sbd, &error_fatal);
 390    memory_region_add_subregion(&s->mr_ps, MM_PMC_BBRAM_CTRL,
 391                                sysbus_mmio_get_region(sbd, 0));
 392    sysbus_connect_irq(sbd, 0,
 393                       qdev_get_gpio_in(DEVICE(&s->pmc.apb_irq_orgate), 1));
 394}
 395
 396static void versal_realize_efuse_part(Versal *s, Object *dev, hwaddr base)
 397{
 398    SysBusDevice *part = SYS_BUS_DEVICE(dev);
 399
 400    object_property_set_link(OBJECT(part), "efuse",
 401                             OBJECT(&s->pmc.efuse), &error_abort);
 402
 403    sysbus_realize(part, &error_abort);
 404    memory_region_add_subregion(&s->mr_ps, base,
 405                                sysbus_mmio_get_region(part, 0));
 406}
 407
 408static void versal_create_efuse(Versal *s, qemu_irq *pic)
 409{
 410    Object *bits = OBJECT(&s->pmc.efuse);
 411    Object *ctrl = OBJECT(&s->pmc.efuse_ctrl);
 412    Object *cache = OBJECT(&s->pmc.efuse_cache);
 413
 414    object_initialize_child(OBJECT(s), "efuse-ctrl", &s->pmc.efuse_ctrl,
 415                            TYPE_XLNX_VERSAL_EFUSE_CTRL);
 416
 417    object_initialize_child(OBJECT(s), "efuse-cache", &s->pmc.efuse_cache,
 418                            TYPE_XLNX_VERSAL_EFUSE_CACHE);
 419
 420    object_initialize_child_with_props(ctrl, "xlnx-efuse@0", bits,
 421                                       sizeof(s->pmc.efuse),
 422                                       TYPE_XLNX_EFUSE, &error_abort,
 423                                       "efuse-nr", "3",
 424                                       "efuse-size", "8192",
 425                                       NULL);
 426
 427    qdev_realize(DEVICE(bits), NULL, &error_abort);
 428    versal_realize_efuse_part(s, ctrl, MM_PMC_EFUSE_CTRL);
 429    versal_realize_efuse_part(s, cache, MM_PMC_EFUSE_CACHE);
 430
 431    sysbus_connect_irq(SYS_BUS_DEVICE(ctrl), 0, pic[VERSAL_EFUSE_IRQ]);
 432}
 433
 434static void versal_create_pmc_iou_slcr(Versal *s, qemu_irq *pic)
 435{
 436    SysBusDevice *sbd;
 437
 438    object_initialize_child(OBJECT(s), "versal-pmc-iou-slcr", &s->pmc.iou.slcr,
 439                            TYPE_XILINX_VERSAL_PMC_IOU_SLCR);
 440
 441    sbd = SYS_BUS_DEVICE(&s->pmc.iou.slcr);
 442    sysbus_realize(sbd, &error_fatal);
 443
 444    memory_region_add_subregion(&s->mr_ps, MM_PMC_PMC_IOU_SLCR,
 445                                sysbus_mmio_get_region(sbd, 0));
 446
 447    sysbus_connect_irq(sbd, 0,
 448                       qdev_get_gpio_in(DEVICE(&s->pmc.apb_irq_orgate), 2));
 449}
 450
 451static void versal_create_ospi(Versal *s, qemu_irq *pic)
 452{
 453    SysBusDevice *sbd;
 454    MemoryRegion *mr_dac;
 455    qemu_irq ospi_mux_sel;
 456    DeviceState *orgate;
 457
 458    memory_region_init(&s->pmc.iou.ospi.linear_mr, OBJECT(s),
 459                       "versal-ospi-linear-mr" , MM_PMC_OSPI_DAC_SIZE);
 460
 461    object_initialize_child(OBJECT(s), "versal-ospi", &s->pmc.iou.ospi.ospi,
 462                            TYPE_XILINX_VERSAL_OSPI);
 463
 464    mr_dac = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->pmc.iou.ospi.ospi), 1);
 465    memory_region_add_subregion(&s->pmc.iou.ospi.linear_mr, 0x0, mr_dac);
 466
 467    /* Create the OSPI destination DMA */
 468    object_initialize_child(OBJECT(s), "versal-ospi-dma-dst",
 469                            &s->pmc.iou.ospi.dma_dst,
 470                            TYPE_XLNX_CSU_DMA);
 471
 472    object_property_set_link(OBJECT(&s->pmc.iou.ospi.dma_dst),
 473                            "dma", OBJECT(get_system_memory()),
 474                             &error_abort);
 475
 476    sbd = SYS_BUS_DEVICE(&s->pmc.iou.ospi.dma_dst);
 477    sysbus_realize(sbd, &error_fatal);
 478
 479    memory_region_add_subregion(&s->mr_ps, MM_PMC_OSPI_DMA_DST,
 480                                sysbus_mmio_get_region(sbd, 0));
 481
 482    /* Create the OSPI source DMA */
 483    object_initialize_child(OBJECT(s), "versal-ospi-dma-src",
 484                            &s->pmc.iou.ospi.dma_src,
 485                            TYPE_XLNX_CSU_DMA);
 486
 487    object_property_set_bool(OBJECT(&s->pmc.iou.ospi.dma_src), "is-dst",
 488                             false, &error_abort);
 489
 490    object_property_set_link(OBJECT(&s->pmc.iou.ospi.dma_src),
 491                            "dma", OBJECT(mr_dac), &error_abort);
 492
 493    object_property_set_link(OBJECT(&s->pmc.iou.ospi.dma_src),
 494                            "stream-connected-dma",
 495                             OBJECT(&s->pmc.iou.ospi.dma_dst),
 496                             &error_abort);
 497
 498    sbd = SYS_BUS_DEVICE(&s->pmc.iou.ospi.dma_src);
 499    sysbus_realize(sbd, &error_fatal);
 500
 501    memory_region_add_subregion(&s->mr_ps, MM_PMC_OSPI_DMA_SRC,
 502                                sysbus_mmio_get_region(sbd, 0));
 503
 504    /* Realize the OSPI */
 505    object_property_set_link(OBJECT(&s->pmc.iou.ospi.ospi), "dma-src",
 506                             OBJECT(&s->pmc.iou.ospi.dma_src), &error_abort);
 507
 508    sbd = SYS_BUS_DEVICE(&s->pmc.iou.ospi.ospi);
 509    sysbus_realize(sbd, &error_fatal);
 510
 511    memory_region_add_subregion(&s->mr_ps, MM_PMC_OSPI,
 512                                sysbus_mmio_get_region(sbd, 0));
 513
 514    memory_region_add_subregion(&s->mr_ps, MM_PMC_OSPI_DAC,
 515                                &s->pmc.iou.ospi.linear_mr);
 516
 517    /* ospi_mux_sel */
 518    ospi_mux_sel = qdev_get_gpio_in_named(DEVICE(&s->pmc.iou.ospi.ospi),
 519                                          "ospi-mux-sel", 0);
 520    qdev_connect_gpio_out_named(DEVICE(&s->pmc.iou.slcr), "ospi-mux-sel", 0,
 521                                ospi_mux_sel);
 522
 523    /* OSPI irq */
 524    object_initialize_child(OBJECT(s), "ospi-irq-orgate",
 525                            &s->pmc.iou.ospi.irq_orgate, TYPE_OR_IRQ);
 526    object_property_set_int(OBJECT(&s->pmc.iou.ospi.irq_orgate),
 527                            "num-lines", NUM_OSPI_IRQ_LINES, &error_fatal);
 528
 529    orgate = DEVICE(&s->pmc.iou.ospi.irq_orgate);
 530    qdev_realize(orgate, NULL, &error_fatal);
 531
 532    sysbus_connect_irq(SYS_BUS_DEVICE(&s->pmc.iou.ospi.ospi), 0,
 533                       qdev_get_gpio_in(orgate, 0));
 534    sysbus_connect_irq(SYS_BUS_DEVICE(&s->pmc.iou.ospi.dma_src), 0,
 535                       qdev_get_gpio_in(orgate, 1));
 536    sysbus_connect_irq(SYS_BUS_DEVICE(&s->pmc.iou.ospi.dma_dst), 0,
 537                       qdev_get_gpio_in(orgate, 2));
 538
 539    qdev_connect_gpio_out(orgate, 0, pic[VERSAL_OSPI_IRQ]);
 540}
 541
 542static void versal_create_crl(Versal *s, qemu_irq *pic)
 543{
 544    SysBusDevice *sbd;
 545    int i;
 546
 547    object_initialize_child(OBJECT(s), "crl", &s->lpd.crl,
 548                            TYPE_XLNX_VERSAL_CRL);
 549    sbd = SYS_BUS_DEVICE(&s->lpd.crl);
 550
 551    for (i = 0; i < ARRAY_SIZE(s->lpd.rpu.cpu); i++) {
 552        g_autofree gchar *name = g_strdup_printf("cpu_r5[%d]", i);
 553
 554        object_property_set_link(OBJECT(&s->lpd.crl),
 555                                 name, OBJECT(&s->lpd.rpu.cpu[i]),
 556                                 &error_abort);
 557    }
 558
 559    for (i = 0; i < ARRAY_SIZE(s->lpd.iou.gem); i++) {
 560        g_autofree gchar *name = g_strdup_printf("gem[%d]", i);
 561
 562        object_property_set_link(OBJECT(&s->lpd.crl),
 563                                 name, OBJECT(&s->lpd.iou.gem[i]),
 564                                 &error_abort);
 565    }
 566
 567    for (i = 0; i < ARRAY_SIZE(s->lpd.iou.adma); i++) {
 568        g_autofree gchar *name = g_strdup_printf("adma[%d]", i);
 569
 570        object_property_set_link(OBJECT(&s->lpd.crl),
 571                                 name, OBJECT(&s->lpd.iou.adma[i]),
 572                                 &error_abort);
 573    }
 574
 575    for (i = 0; i < ARRAY_SIZE(s->lpd.iou.uart); i++) {
 576        g_autofree gchar *name = g_strdup_printf("uart[%d]", i);
 577
 578        object_property_set_link(OBJECT(&s->lpd.crl),
 579                                 name, OBJECT(&s->lpd.iou.uart[i]),
 580                                 &error_abort);
 581    }
 582
 583    object_property_set_link(OBJECT(&s->lpd.crl),
 584                             "usb", OBJECT(&s->lpd.iou.usb),
 585                             &error_abort);
 586
 587    sysbus_realize(sbd, &error_fatal);
 588    memory_region_add_subregion(&s->mr_ps, MM_CRL,
 589                                sysbus_mmio_get_region(sbd, 0));
 590    sysbus_connect_irq(sbd, 0, pic[VERSAL_CRL_IRQ]);
 591}
 592
 593/* This takes the board allocated linear DDR memory and creates aliases
 594 * for each split DDR range/aperture on the Versal address map.
 595 */
 596static void versal_map_ddr(Versal *s)
 597{
 598    uint64_t size = memory_region_size(s->cfg.mr_ddr);
 599    /* Describes the various split DDR access regions.  */
 600    static const struct {
 601        uint64_t base;
 602        uint64_t size;
 603    } addr_ranges[] = {
 604        { MM_TOP_DDR, MM_TOP_DDR_SIZE },
 605        { MM_TOP_DDR_2, MM_TOP_DDR_2_SIZE },
 606        { MM_TOP_DDR_3, MM_TOP_DDR_3_SIZE },
 607        { MM_TOP_DDR_4, MM_TOP_DDR_4_SIZE }
 608    };
 609    uint64_t offset = 0;
 610    int i;
 611
 612    assert(ARRAY_SIZE(addr_ranges) == ARRAY_SIZE(s->noc.mr_ddr_ranges));
 613    for (i = 0; i < ARRAY_SIZE(addr_ranges) && size; i++) {
 614        char *name;
 615        uint64_t mapsize;
 616
 617        mapsize = size < addr_ranges[i].size ? size : addr_ranges[i].size;
 618        name = g_strdup_printf("noc-ddr-range%d", i);
 619        /* Create the MR alias.  */
 620        memory_region_init_alias(&s->noc.mr_ddr_ranges[i], OBJECT(s),
 621                                 name, s->cfg.mr_ddr,
 622                                 offset, mapsize);
 623
 624        /* Map it onto the NoC MR.  */
 625        memory_region_add_subregion(&s->mr_ps, addr_ranges[i].base,
 626                                    &s->noc.mr_ddr_ranges[i]);
 627        offset += mapsize;
 628        size -= mapsize;
 629        g_free(name);
 630    }
 631}
 632
 633static void versal_unimp_area(Versal *s, const char *name,
 634                                MemoryRegion *mr,
 635                                hwaddr base, hwaddr size)
 636{
 637    DeviceState *dev = qdev_new(TYPE_UNIMPLEMENTED_DEVICE);
 638    MemoryRegion *mr_dev;
 639
 640    qdev_prop_set_string(dev, "name", name);
 641    qdev_prop_set_uint64(dev, "size", size);
 642    object_property_add_child(OBJECT(s), name, OBJECT(dev));
 643    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
 644
 645    mr_dev = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0);
 646    memory_region_add_subregion(mr, base, mr_dev);
 647}
 648
 649static void versal_unimp_sd_emmc_sel(void *opaque, int n, int level)
 650{
 651    qemu_log_mask(LOG_UNIMP,
 652                  "Selecting between enabling SD mode or eMMC mode on "
 653                  "controller %d is not yet implemented\n", n);
 654}
 655
 656static void versal_unimp_qspi_ospi_mux_sel(void *opaque, int n, int level)
 657{
 658    qemu_log_mask(LOG_UNIMP,
 659                  "Selecting between enabling the QSPI or OSPI linear address "
 660                  "region is not yet implemented\n");
 661}
 662
 663static void versal_unimp_irq_parity_imr(void *opaque, int n, int level)
 664{
 665    qemu_log_mask(LOG_UNIMP,
 666                  "PMC SLCR parity interrupt behaviour "
 667                  "is not yet implemented\n");
 668}
 669
 670static void versal_unimp(Versal *s)
 671{
 672    qemu_irq gpio_in;
 673
 674    versal_unimp_area(s, "psm", &s->mr_ps,
 675                        MM_PSM_START, MM_PSM_END - MM_PSM_START);
 676    versal_unimp_area(s, "crf", &s->mr_ps,
 677                        MM_FPD_CRF, MM_FPD_CRF_SIZE);
 678    versal_unimp_area(s, "apu", &s->mr_ps,
 679                        MM_FPD_FPD_APU, MM_FPD_FPD_APU_SIZE);
 680    versal_unimp_area(s, "crp", &s->mr_ps,
 681                        MM_PMC_CRP, MM_PMC_CRP_SIZE);
 682    versal_unimp_area(s, "iou-scntr", &s->mr_ps,
 683                        MM_IOU_SCNTR, MM_IOU_SCNTR_SIZE);
 684    versal_unimp_area(s, "iou-scntr-seucre", &s->mr_ps,
 685                        MM_IOU_SCNTRS, MM_IOU_SCNTRS_SIZE);
 686
 687    qdev_init_gpio_in_named(DEVICE(s), versal_unimp_sd_emmc_sel,
 688                            "sd-emmc-sel-dummy", 2);
 689    qdev_init_gpio_in_named(DEVICE(s), versal_unimp_qspi_ospi_mux_sel,
 690                            "qspi-ospi-mux-sel-dummy", 1);
 691    qdev_init_gpio_in_named(DEVICE(s), versal_unimp_irq_parity_imr,
 692                            "irq-parity-imr-dummy", 1);
 693
 694    gpio_in = qdev_get_gpio_in_named(DEVICE(s), "sd-emmc-sel-dummy", 0);
 695    qdev_connect_gpio_out_named(DEVICE(&s->pmc.iou.slcr), "sd-emmc-sel", 0,
 696                                gpio_in);
 697
 698    gpio_in = qdev_get_gpio_in_named(DEVICE(s), "sd-emmc-sel-dummy", 1);
 699    qdev_connect_gpio_out_named(DEVICE(&s->pmc.iou.slcr), "sd-emmc-sel", 1,
 700                                gpio_in);
 701
 702    gpio_in = qdev_get_gpio_in_named(DEVICE(s), "qspi-ospi-mux-sel-dummy", 0);
 703    qdev_connect_gpio_out_named(DEVICE(&s->pmc.iou.slcr),
 704                                "qspi-ospi-mux-sel", 0,
 705                                gpio_in);
 706
 707    gpio_in = qdev_get_gpio_in_named(DEVICE(s), "irq-parity-imr-dummy", 0);
 708    qdev_connect_gpio_out_named(DEVICE(&s->pmc.iou.slcr),
 709                                SYSBUS_DEVICE_GPIO_IRQ, 0,
 710                                gpio_in);
 711}
 712
 713static void versal_realize(DeviceState *dev, Error **errp)
 714{
 715    Versal *s = XLNX_VERSAL(dev);
 716    qemu_irq pic[XLNX_VERSAL_NR_IRQS];
 717
 718    versal_create_apu_cpus(s);
 719    versal_create_apu_gic(s, pic);
 720    versal_create_rpu_cpus(s);
 721    versal_create_uarts(s, pic);
 722    versal_create_usbs(s, pic);
 723    versal_create_gems(s, pic);
 724    versal_create_admas(s, pic);
 725    versal_create_sds(s, pic);
 726    versal_create_pmc_apb_irq_orgate(s, pic);
 727    versal_create_rtc(s, pic);
 728    versal_create_xrams(s, pic);
 729    versal_create_bbram(s, pic);
 730    versal_create_efuse(s, pic);
 731    versal_create_pmc_iou_slcr(s, pic);
 732    versal_create_ospi(s, pic);
 733    versal_create_crl(s, pic);
 734    versal_map_ddr(s);
 735    versal_unimp(s);
 736
 737    /* Create the On Chip Memory (OCM).  */
 738    memory_region_init_ram(&s->lpd.mr_ocm, OBJECT(s), "ocm",
 739                           MM_OCM_SIZE, &error_fatal);
 740
 741    memory_region_add_subregion_overlap(&s->mr_ps, MM_OCM, &s->lpd.mr_ocm, 0);
 742    memory_region_add_subregion_overlap(&s->fpd.apu.mr, 0, &s->mr_ps, 0);
 743    memory_region_add_subregion_overlap(&s->lpd.rpu.mr, 0,
 744                                        &s->lpd.rpu.mr_ps_alias, 0);
 745}
 746
 747static void versal_init(Object *obj)
 748{
 749    Versal *s = XLNX_VERSAL(obj);
 750
 751    memory_region_init(&s->fpd.apu.mr, obj, "mr-apu", UINT64_MAX);
 752    memory_region_init(&s->lpd.rpu.mr, obj, "mr-rpu", UINT64_MAX);
 753    memory_region_init(&s->mr_ps, obj, "mr-ps-switch", UINT64_MAX);
 754    memory_region_init_alias(&s->lpd.rpu.mr_ps_alias, OBJECT(s),
 755                             "mr-rpu-ps-alias", &s->mr_ps, 0, UINT64_MAX);
 756}
 757
 758static Property versal_properties[] = {
 759    DEFINE_PROP_LINK("ddr", Versal, cfg.mr_ddr, TYPE_MEMORY_REGION,
 760                     MemoryRegion *),
 761    DEFINE_PROP_END_OF_LIST()
 762};
 763
 764static void versal_class_init(ObjectClass *klass, void *data)
 765{
 766    DeviceClass *dc = DEVICE_CLASS(klass);
 767
 768    dc->realize = versal_realize;
 769    device_class_set_props(dc, versal_properties);
 770    /* No VMSD since we haven't got any top-level SoC state to save.  */
 771}
 772
 773static const TypeInfo versal_info = {
 774    .name = TYPE_XLNX_VERSAL,
 775    .parent = TYPE_SYS_BUS_DEVICE,
 776    .instance_size = sizeof(Versal),
 777    .instance_init = versal_init,
 778    .class_init = versal_class_init,
 779};
 780
 781static void versal_register_types(void)
 782{
 783    type_register_static(&versal_info);
 784}
 785
 786type_init(versal_register_types);
 787