1da6bd924SAlistair Francis /* 2da6bd924SAlistair Francis * Netduino 2 Machine Model 3da6bd924SAlistair Francis * 4da6bd924SAlistair Francis * Copyright (c) 2014 Alistair Francis <alistair@alistair23.me> 5da6bd924SAlistair Francis * 6da6bd924SAlistair Francis * Permission is hereby granted, free of charge, to any person obtaining a copy 7da6bd924SAlistair Francis * of this software and associated documentation files (the "Software"), to deal 8da6bd924SAlistair Francis * in the Software without restriction, including without limitation the rights 9da6bd924SAlistair Francis * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10da6bd924SAlistair Francis * copies of the Software, and to permit persons to whom the Software is 11da6bd924SAlistair Francis * furnished to do so, subject to the following conditions: 12da6bd924SAlistair Francis * 13da6bd924SAlistair Francis * The above copyright notice and this permission notice shall be included in 14da6bd924SAlistair Francis * all copies or substantial portions of the Software. 15da6bd924SAlistair Francis * 16da6bd924SAlistair Francis * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17da6bd924SAlistair Francis * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18da6bd924SAlistair Francis * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19da6bd924SAlistair Francis * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20da6bd924SAlistair Francis * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21da6bd924SAlistair Francis * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22da6bd924SAlistair Francis * THE SOFTWARE. 23da6bd924SAlistair Francis */ 24da6bd924SAlistair Francis 2512b16722SPeter Maydell #include "qemu/osdep.h" 26da34e65cSMarkus Armbruster #include "qapi/error.h" 27da6bd924SAlistair Francis #include "hw/boards.h" 28a27bd6c7SMarkus Armbruster #include "hw/qdev-properties.h" 29da6bd924SAlistair Francis #include "qemu/error-report.h" 30da6bd924SAlistair Francis #include "hw/arm/stm32f205_soc.h" 3112ec8bd5SPeter Maydell #include "hw/arm/boot.h" 32da6bd924SAlistair Francis 33e7e5a959SPeter Maydell /* Main SYSCLK frequency in Hz (120MHz) */ 34e7e5a959SPeter Maydell #define SYSCLK_FRQ 120000000ULL 35e7e5a959SPeter Maydell 36da6bd924SAlistair Francis static void netduino2_init(MachineState *machine) 37da6bd924SAlistair Francis { 38da6bd924SAlistair Francis DeviceState *dev; 39da6bd924SAlistair Francis 40e7e5a959SPeter Maydell /* 41e7e5a959SPeter Maydell * TODO: ideally we would model the SoC RCC and let it handle 42e7e5a959SPeter Maydell * system_clock_scale, including its ability to define different 43e7e5a959SPeter Maydell * possible SYSCLK sources. 44e7e5a959SPeter Maydell */ 45e7e5a959SPeter Maydell system_clock_scale = NANOSECONDS_PER_SECOND / SYSCLK_FRQ; 46e7e5a959SPeter Maydell 473e80f690SMarkus Armbruster dev = qdev_new(TYPE_STM32F205_SOC); 48ba1ba5ccSIgor Mammedov qdev_prop_set_string(dev, "cpu-type", ARM_CPU_TYPE_NAME("cortex-m3")); 493c6ef471SMarkus Armbruster sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); 50b72e2f68SPeter Maydell 51b72e2f68SPeter Maydell armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename, 52b72e2f68SPeter Maydell FLASH_SIZE); 53da6bd924SAlistair Francis } 54da6bd924SAlistair Francis 55e264d29dSEduardo Habkost static void netduino2_machine_init(MachineClass *mc) 56da6bd924SAlistair Francis { 57*fd8f71b9SPhilippe Mathieu-Daudé mc->desc = "Netduino 2 Machine (Cortex-M3)"; 58e264d29dSEduardo Habkost mc->init = netduino2_init; 594672cbd7SPeter Maydell mc->ignore_memory_transaction_failures = true; 60da6bd924SAlistair Francis } 61da6bd924SAlistair Francis 62e264d29dSEduardo Habkost DEFINE_MACHINE("netduino2", netduino2_machine_init) 63