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stm32vldiscovery: Add the STM32VLDISCOVERY Machine
This is a Cortex-M3 based machine. Information can be found at: https://www.st.com/en/evaluation-tools/stm32vldiscovery.html Signed-off-by: Alexandre Iooss <erdnaxe@crans.org> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Message-id: 20210617165647.2575955-3-erdnaxe@crans.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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/* | ||
* ST STM32VLDISCOVERY machine | ||
* | ||
* Copyright (c) 2021 Alexandre Iooss <erdnaxe@crans.org> | ||
* 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. | ||
*/ | ||
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#include "qemu/osdep.h" | ||
#include "qapi/error.h" | ||
#include "hw/boards.h" | ||
#include "hw/qdev-properties.h" | ||
#include "qemu/error-report.h" | ||
#include "hw/arm/stm32f100_soc.h" | ||
#include "hw/arm/boot.h" | ||
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/* stm32vldiscovery implementation is derived from netduinoplus2 */ | ||
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/* Main SYSCLK frequency in Hz (24MHz) */ | ||
#define SYSCLK_FRQ 24000000ULL | ||
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static void stm32vldiscovery_init(MachineState *machine) | ||
{ | ||
DeviceState *dev; | ||
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/* | ||
* TODO: ideally we would model the SoC RCC and let it handle | ||
* system_clock_scale, including its ability to define different | ||
* possible SYSCLK sources. | ||
*/ | ||
system_clock_scale = NANOSECONDS_PER_SECOND / SYSCLK_FRQ; | ||
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dev = qdev_new(TYPE_STM32F100_SOC); | ||
qdev_prop_set_string(dev, "cpu-type", ARM_CPU_TYPE_NAME("cortex-m3")); | ||
sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); | ||
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armv7m_load_kernel(ARM_CPU(first_cpu), | ||
machine->kernel_filename, | ||
FLASH_SIZE); | ||
} | ||
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static void stm32vldiscovery_machine_init(MachineClass *mc) | ||
{ | ||
mc->desc = "ST STM32VLDISCOVERY (Cortex-M3)"; | ||
mc->init = stm32vldiscovery_init; | ||
} | ||
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DEFINE_MACHINE("stm32vldiscovery", stm32vldiscovery_machine_init) | ||
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