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
22typedef struct {
23 FslIMX6ULState soc;
24 MemoryRegion ram;
25} MCIMX6ULEVK;
26
27static void mcimx6ul_evk_init(MachineState *machine)
28{
29 static struct arm_boot_info boot_info;
30 MCIMX6ULEVK *s = g_new0(MCIMX6ULEVK, 1);
31 int i;
32
33 if (machine->ram_size > FSL_IMX6UL_MMDC_SIZE) {
34 error_report("RAM size " RAM_ADDR_FMT " above max supported (%08x)",
35 machine->ram_size, FSL_IMX6UL_MMDC_SIZE);
36 exit(1);
37 }
38
39 boot_info = (struct arm_boot_info) {
40 .loader_start = FSL_IMX6UL_MMDC_ADDR,
41 .board_id = -1,
42 .ram_size = machine->ram_size,
43 .nb_cpus = machine->smp.cpus,
44 };
45
46 object_initialize_child(OBJECT(machine), "soc", &s->soc, sizeof(s->soc),
47 TYPE_FSL_IMX6UL, &error_fatal, NULL);
48
49 object_property_set_bool(OBJECT(&s->soc), true, "realized", &error_fatal);
50
51 memory_region_allocate_system_memory(&s->ram, NULL, "mcimx6ul-evk.ram",
52 machine->ram_size);
53 memory_region_add_subregion(get_system_memory(),
54 FSL_IMX6UL_MMDC_ADDR, &s->ram);
55
56 for (i = 0; i < FSL_IMX6UL_NUM_USDHCS; i++) {
57 BusState *bus;
58 DeviceState *carddev;
59 DriveInfo *di;
60 BlockBackend *blk;
61
62 di = drive_get_next(IF_SD);
63 blk = di ? blk_by_legacy_dinfo(di) : NULL;
64 bus = qdev_get_child_bus(DEVICE(&s->soc.usdhc[i]), "sd-bus");
65 carddev = qdev_create(bus, TYPE_SD_CARD);
66 qdev_prop_set_drive(carddev, "drive", blk, &error_fatal);
67 object_property_set_bool(OBJECT(carddev), true,
68 "realized", &error_fatal);
69 }
70
71 if (!qtest_enabled()) {
72 arm_load_kernel(&s->soc.cpu, machine, &boot_info);
73 }
74}
75
76static void mcimx6ul_evk_machine_init(MachineClass *mc)
77{
78 mc->desc = "Freescale i.MX6UL Evaluation Kit (Cortex A7)";
79 mc->init = mcimx6ul_evk_init;
80 mc->max_cpus = FSL_IMX6UL_NUM_CPUS;
81}
82DEFINE_MACHINE("mcimx6ul-evk", mcimx6ul_evk_machine_init)
83