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
  21 static 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(IF_SD, 0, i);
  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
  68 static 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 }
  75 DEFINE_MACHINE("mcimx6ul-evk", mcimx6ul_evk_machine_init)