1 /*
2 * Copyright (c) 2018, Impinj, Inc.
3 *
4 * MCIMX7D_SABRE Board System emulation.
5 *
6 * Author: Andrey Smirnov <andrew.smirnov@gmail.com>
7 *
8 * This code is licensed under the GPL, version 2 or later.
9 * See the file `COPYING' in the top level directory.
10 *
11 * It (partially) emulates a mcimx7d_sabre board, with a Freescale
12 * i.MX7 SoC
13 */
14
15 #include "qemu/osdep.h"
16 #include "qapi/error.h"
17 #include "hw/arm/fsl-imx7.h"
18 #include "hw/arm/boot.h"
19 #include "hw/boards.h"
20 #include "hw/qdev-properties.h"
21 #include "qemu/error-report.h"
22 #include "sysemu/qtest.h"
23
mcimx7d_sabre_init(MachineState * machine)24 static void mcimx7d_sabre_init(MachineState *machine)
25 {
26 static struct arm_boot_info boot_info;
27 FslIMX7State *s;
28 int i;
29
30 if (machine->ram_size > FSL_IMX7_MMDC_SIZE) {
31 error_report("RAM size " RAM_ADDR_FMT " above max supported (%08x)",
32 machine->ram_size, FSL_IMX7_MMDC_SIZE);
33 exit(1);
34 }
35
36 boot_info = (struct arm_boot_info) {
37 .loader_start = FSL_IMX7_MMDC_ADDR,
38 .board_id = -1,
39 .ram_size = machine->ram_size,
40 .psci_conduit = QEMU_PSCI_CONDUIT_SMC,
41 };
42
43 s = FSL_IMX7(object_new(TYPE_FSL_IMX7));
44 object_property_add_child(OBJECT(machine), "soc", OBJECT(s));
45 object_property_set_bool(OBJECT(s), "fec2-phy-connected", false,
46 &error_fatal);
47 qdev_realize(DEVICE(s), NULL, &error_fatal);
48
49 memory_region_add_subregion(get_system_memory(), FSL_IMX7_MMDC_ADDR,
50 machine->ram);
51
52 for (i = 0; i < FSL_IMX7_NUM_USDHCS; i++) {
53 BusState *bus;
54 DeviceState *carddev;
55 DriveInfo *di;
56 BlockBackend *blk;
57
58 di = drive_get(IF_SD, 0, i);
59 blk = di ? blk_by_legacy_dinfo(di) : NULL;
60 bus = BUS(&s->usdhc[i].sdbus);
61 carddev = qdev_new(TYPE_SD_CARD);
62 qdev_prop_set_drive_err(carddev, "drive", blk, &error_fatal);
63 qdev_realize_and_unref(carddev, bus, &error_fatal);
64 }
65
66 if (!qtest_enabled()) {
67 arm_load_kernel(&s->cpu[0], machine, &boot_info);
68 }
69 }
70
mcimx7d_sabre_machine_init(MachineClass * mc)71 static void mcimx7d_sabre_machine_init(MachineClass *mc)
72 {
73 mc->desc = "Freescale i.MX7 DUAL SABRE (Cortex-A7)";
74 mc->init = mcimx7d_sabre_init;
75 mc->max_cpus = FSL_IMX7_NUM_CPUS;
76 mc->default_ram_id = "mcimx7d-sabre.ram";
77 }
78 DEFINE_MACHINE("mcimx7d-sabre", mcimx7d_sabre_machine_init)
79