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 "sysemu/sysemu.h"
  19#include "qemu/error-report.h"
  20#include "sysemu/qtest.h"
  21
  22static void mcimx6ul_evk_init(MachineState *machine)
  23{
  24    static struct arm_boot_info boot_info;
  25    FslIMX6ULState *s;
  26    int i;
  27
  28    if (machine->ram_size > FSL_IMX6UL_MMDC_SIZE) {
  29        error_report("RAM size " RAM_ADDR_FMT " above max supported (%08x)",
  30                     machine->ram_size, FSL_IMX6UL_MMDC_SIZE);
  31        exit(1);
  32    }
  33
  34    boot_info = (struct arm_boot_info) {
  35        .loader_start = FSL_IMX6UL_MMDC_ADDR,
  36        .board_id = -1,
  37        .ram_size = machine->ram_size,
  38        .nb_cpus = machine->smp.cpus,
  39    };
  40
  41    s = FSL_IMX6UL(object_new(TYPE_FSL_IMX6UL));
  42    object_property_add_child(OBJECT(machine), "soc", OBJECT(s), &error_fatal);
  43    object_property_set_bool(OBJECT(s), true, "realized", &error_fatal);
  44
  45    memory_region_add_subregion(get_system_memory(), FSL_IMX6UL_MMDC_ADDR,
  46                                machine->ram);
  47
  48    for (i = 0; i < FSL_IMX6UL_NUM_USDHCS; i++) {
  49        BusState *bus;
  50        DeviceState *carddev;
  51        DriveInfo *di;
  52        BlockBackend *blk;
  53
  54        di = drive_get_next(IF_SD);
  55        blk = di ? blk_by_legacy_dinfo(di) : NULL;
  56        bus = qdev_get_child_bus(DEVICE(&s->usdhc[i]), "sd-bus");
  57        carddev = qdev_create(bus, TYPE_SD_CARD);
  58        qdev_prop_set_drive(carddev, "drive", blk, &error_fatal);
  59        object_property_set_bool(OBJECT(carddev), true,
  60                                 "realized", &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