xref: /openbmc/qemu/hw/arm/imx8mp-evk.c (revision 86c2dff9552ad5a9b2febf329a2dbd2620bc2145)
1 /*
2  * NXP i.MX 8M Plus Evaluation Kit System Emulation
3  *
4  * Copyright (c) 2024, Bernhard Beschow <shentey@gmail.com>
5  *
6  * SPDX-License-Identifier: GPL-2.0-or-later
7  */
8 
9 #include "qemu/osdep.h"
10 #include "exec/address-spaces.h"
11 #include "hw/arm/boot.h"
12 #include "hw/arm/fsl-imx8mp.h"
13 #include "hw/boards.h"
14 #include "system/qtest.h"
15 #include "qemu/error-report.h"
16 #include "qapi/error.h"
17 
18 static void imx8mp_evk_init(MachineState *machine)
19 {
20     static struct arm_boot_info boot_info;
21     FslImx8mpState *s;
22 
23     if (machine->ram_size > FSL_IMX8MP_RAM_SIZE_MAX) {
24         error_report("RAM size " RAM_ADDR_FMT " above max supported (%08" PRIx64 ")",
25                      machine->ram_size, FSL_IMX8MP_RAM_SIZE_MAX);
26         exit(1);
27     }
28 
29     boot_info = (struct arm_boot_info) {
30         .loader_start = FSL_IMX8MP_RAM_START,
31         .board_id = -1,
32         .ram_size = machine->ram_size,
33         .psci_conduit = QEMU_PSCI_CONDUIT_SMC,
34     };
35 
36     s = FSL_IMX8MP(object_new(TYPE_FSL_IMX8MP));
37     object_property_add_child(OBJECT(machine), "soc", OBJECT(s));
38     qdev_realize(DEVICE(s), NULL, &error_fatal);
39 
40     memory_region_add_subregion(get_system_memory(), FSL_IMX8MP_RAM_START,
41                                 machine->ram);
42 
43     if (!qtest_enabled()) {
44         arm_load_kernel(&s->cpu[0], machine, &boot_info);
45     }
46 }
47 
48 static void imx8mp_evk_machine_init(MachineClass *mc)
49 {
50     mc->desc = "NXP i.MX 8M Plus EVK Board";
51     mc->init = imx8mp_evk_init;
52     mc->max_cpus = FSL_IMX8MP_NUM_CPUS;
53     mc->default_ram_id = "imx8mp-evk.ram";
54 }
55 DEFINE_MACHINE("imx8mp-evk", imx8mp_evk_machine_init)
56