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-rw-r--r--hw/arm/mcimx6ul-evk.c85
1 files changed, 85 insertions, 0 deletions
diff --git a/hw/arm/mcimx6ul-evk.c b/hw/arm/mcimx6ul-evk.c
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+/*
+ * Copyright (c) 2018 Jean-Christophe Dubois <jcd@tribudubois.net>
+ *
+ * MCIMX6UL_EVK Board System emulation.
+ *
+ * This code is licensed under the GPL, version 2 or later.
+ * See the file `COPYING' in the top level directory.
+ *
+ * It (partially) emulates a mcimx6ul_evk board, with a Freescale
+ * i.MX6ul SoC
+ */
+
+#include "qemu/osdep.h"
+#include "qapi/error.h"
+#include "qemu-common.h"
+#include "hw/arm/fsl-imx6ul.h"
+#include "hw/boards.h"
+#include "sysemu/sysemu.h"
+#include "qemu/error-report.h"
+#include "sysemu/qtest.h"
+
+typedef struct {
+ FslIMX6ULState soc;
+ MemoryRegion ram;
+} MCIMX6ULEVK;
+
+static void mcimx6ul_evk_init(MachineState *machine)
+{
+ static struct arm_boot_info boot_info;
+ MCIMX6ULEVK *s = g_new0(MCIMX6ULEVK, 1);
+ int i;
+
+ if (machine->ram_size > FSL_IMX6UL_MMDC_SIZE) {
+ error_report("RAM size " RAM_ADDR_FMT " above max supported (%08x)",
+ machine->ram_size, FSL_IMX6UL_MMDC_SIZE);
+ exit(1);
+ }
+
+ boot_info = (struct arm_boot_info) {
+ .loader_start = FSL_IMX6UL_MMDC_ADDR,
+ .board_id = -1,
+ .ram_size = machine->ram_size,
+ .kernel_filename = machine->kernel_filename,
+ .kernel_cmdline = machine->kernel_cmdline,
+ .initrd_filename = machine->initrd_filename,
+ .nb_cpus = smp_cpus,
+ };
+
+ object_initialize_child(OBJECT(machine), "soc", &s->soc, sizeof(s->soc),
+ TYPE_FSL_IMX6UL, &error_fatal, NULL);
+
+ object_property_set_bool(OBJECT(&s->soc), true, "realized", &error_fatal);
+
+ memory_region_allocate_system_memory(&s->ram, NULL, "mcimx6ul-evk.ram",
+ machine->ram_size);
+ memory_region_add_subregion(get_system_memory(),
+ FSL_IMX6UL_MMDC_ADDR, &s->ram);
+
+ for (i = 0; i < FSL_IMX6UL_NUM_USDHCS; i++) {
+ BusState *bus;
+ DeviceState *carddev;
+ DriveInfo *di;
+ BlockBackend *blk;
+
+ di = drive_get_next(IF_SD);
+ blk = di ? blk_by_legacy_dinfo(di) : NULL;
+ bus = qdev_get_child_bus(DEVICE(&s->soc.usdhc[i]), "sd-bus");
+ carddev = qdev_create(bus, TYPE_SD_CARD);
+ qdev_prop_set_drive(carddev, "drive", blk, &error_fatal);
+ object_property_set_bool(OBJECT(carddev), true,
+ "realized", &error_fatal);
+ }
+
+ if (!qtest_enabled()) {
+ arm_load_kernel(&s->soc.cpu[0], &boot_info);
+ }
+}
+
+static void mcimx6ul_evk_machine_init(MachineClass *mc)
+{
+ mc->desc = "Freescale i.MX6UL Evaluation Kit (Cortex A7)";
+ mc->init = mcimx6ul_evk_init;
+ mc->max_cpus = FSL_IMX6UL_NUM_CPUS;
+}
+DEFINE_MACHINE("mcimx6ul-evk", mcimx6ul_evk_machine_init)