From 0550e3bf7fd446bbce4768baa39bd64c3ab94636 Mon Sep 17 00:00:00 2001 From: Jean-Christophe Dubois Date: Thu, 16 Aug 2018 14:05:28 +0100 Subject: [PATCH] i.MX6UL: Add Freescale i.MX6 UltraLite 14x14 EVK Board Tested by booting linux 4.18 (built using imx_v6_v7_defconfig) on the emulated board. Signed-off-by: Jean-Christophe Dubois Message-id: 3f8eb4300206634dc01e04b12f65b73c0ad2f955.1532984236.git.jcd@tribudubois.net Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell --- hw/arm/Makefile.objs | 2 +- hw/arm/mcimx6ul-evk.c | 85 +++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 86 insertions(+), 1 deletion(-) create mode 100644 hw/arm/mcimx6ul-evk.c diff --git a/hw/arm/Makefile.objs b/hw/arm/Makefile.objs index e419ad040b..2902f47b4c 100644 --- a/hw/arm/Makefile.objs +++ b/hw/arm/Makefile.objs @@ -36,4 +36,4 @@ obj-$(CONFIG_MSF2) += msf2-soc.o msf2-som.o obj-$(CONFIG_IOTKIT) += iotkit.o obj-$(CONFIG_FSL_IMX7) += fsl-imx7.o mcimx7d-sabre.o obj-$(CONFIG_ARM_SMMUV3) += smmu-common.o smmuv3.o -obj-$(CONFIG_FSL_IMX6UL) += fsl-imx6ul.o +obj-$(CONFIG_FSL_IMX6UL) += fsl-imx6ul.o mcimx6ul-evk.o diff --git a/hw/arm/mcimx6ul-evk.c b/hw/arm/mcimx6ul-evk.c new file mode 100644 index 0000000000..fb2b015bf6 --- /dev/null +++ b/hw/arm/mcimx6ul-evk.c @@ -0,0 +1,85 @@ +/* + * Copyright (c) 2018 Jean-Christophe Dubois + * + * 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)