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 | |
22 | typedef struct { |
23 | FslIMX6ULState soc; |
24 | MemoryRegion ram; |
25 | } MCIMX6ULEVK; |
26 | |
27 | static 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 | |
76 | static 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 | } |
82 | DEFINE_MACHINE("mcimx6ul-evk" , mcimx6ul_evk_machine_init) |
83 | |