/* * Netduino Plus 2 Machine Model * * Copyright (c) 2014 Alistair Francis <alistair@alistair23.me> * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include "qemu/osdep.h" #include "qapi/error.h" #include "hw/boards.h" #include "hw/qdev-properties.h" #include "hw/qdev-clock.h" #include "qemu/error-report.h" #include "hw/arm/stm32f405_soc.h" #include "hw/arm/boot.h" /* Main SYSCLK frequency in Hz (168MHz) */ #define SYSCLK_FRQ 168000000ULL static void netduinoplus2_init(MachineState *machine) { DeviceState *dev; Clock *sysclk; /* This clock doesn't need migration because it is fixed-frequency */ sysclk = clock_new(OBJECT(machine), "SYSCLK"); clock_set_hz(sysclk, SYSCLK_FRQ); dev = qdev_new(TYPE_STM32F405_SOC); qdev_prop_set_string(dev, "cpu-type", ARM_CPU_TYPE_NAME("cortex-m4")); qdev_connect_clock_in(dev, "sysclk", sysclk); sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename, 0, FLASH_SIZE); } static void netduinoplus2_machine_init(MachineClass *mc) { mc->desc = "Netduino Plus 2 Machine (Cortex-M4)"; mc->init = netduinoplus2_init; } DEFINE_MACHINE("netduinoplus2", netduinoplus2_machine_init)