LXR qemu/hw/arm/mcimx6ul-evk.c

   1/*
   2 * Copyright (c) 2018 Jean-Christophe Dubois <jcd@tribudubois.net>
   3 *
   4 * MCIMX6UL_EVK Board System emulation.
   5 *
   6 * This code is licensed under the GPL, version 2 or later.
   7 * See the file `COPYING' in the top level directory.
   8 *
   9 * It (partially) emulates a mcimx6ul_evk board, with a Freescale
  10 * i.MX6ul SoC
  11 */
  12
  13#include "qemu/osdep.h"
  14#include "qapi/error.h"
  15#include "hw/arm/fsl-imx6ul.h"
  16#include "hw/boards.h"
  17#include "hw/qdev-properties.h"
  18#include "qemu/error-report.h"
  19#include "sysemu/qtest.h"
  20
  21static void mcimx6ul_evk_init(MachineState *machine)
  22{
  23    static struct arm_boot_info boot_info;
  24    FslIMX6ULState *s;
  25    int i;
  26
  27    if (machine->ram_size > FSL_IMX6UL_MMDC_SIZE) {
  28        error_report("RAM size " RAM_ADDR_FMT " above max supported (%08x)",
  29                     machine->ram_size, FSL_IMX6UL_MMDC_SIZE);
  30        exit(1);
  31    }
  32
  33    boot_info = (struct arm_boot_info) {
  34        .loader_start = FSL_IMX6UL_MMDC_ADDR,
  35        .board_id = -1,
  36        .ram_size = machine->ram_size,
  37        .nb_cpus = machine->smp.cpus,
  38    };
  39
  40    s = FSL_IMX6UL(object_new(TYPE_FSL_IMX6UL));
  41    object_property_add_child(OBJECT(machine), "soc", OBJECT(s));
  42    object_property_set_uint(OBJECT(s), "fec1-phy-num", 2, &error_fatal);
  43    object_property_set_uint(OBJECT(s), "fec2-phy-num", 1, &error_fatal);
  44    qdev_realize(DEVICE(s), NULL, &error_fatal);
  45
  46    memory_region_add_subregion(get_system_memory(), FSL_IMX6UL_MMDC_ADDR,
  47                                machine->ram);
  48
  49    for (i = 0; i < FSL_IMX6UL_NUM_USDHCS; i++) {
  50        BusState *bus;
  51        DeviceState *carddev;
  52        DriveInfo *di;
  53        BlockBackend *blk;
  54
  55        di = drive_get_next(IF_SD);
  56        blk = di ? blk_by_legacy_dinfo(di) : NULL;
  57        bus = qdev_get_child_bus(DEVICE(&s->usdhc[i]), "sd-bus");
  58        carddev = qdev_new(TYPE_SD_CARD);
  59        qdev_prop_set_drive_err(carddev, "drive", blk, &error_fatal);
  60        qdev_realize_and_unref(carddev, bus, &error_fatal);
  61    }
  62
  63    if (!qtest_enabled()) {
  64        arm_load_kernel(&s->cpu, machine, &boot_info);
  65    }
  66}
  67
  68static void mcimx6ul_evk_machine_init(MachineClass *mc)
  69{
  70    mc->desc = "Freescale i.MX6UL Evaluation Kit (Cortex-A7)";
  71    mc->init = mcimx6ul_evk_init;
  72    mc->max_cpus = FSL_IMX6UL_NUM_CPUS;
  73    mc->default_ram_id = "mcimx6ul-evk.ram";
  74}
  75DEFINE_MACHINE("mcimx6ul-evk", mcimx6ul_evk_machine_init)
  76