blob: d793de7c97f2547a3358cc0f79dae16afafb0224 [file] [log] [blame]
/*
* ST STM32VLDISCOVERY machine
* Olimex STM32-H405 machine
*
* Copyright (c) 2022 Felipe Balbi <balbi@kernel.org>
*
* 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"
/* olimex-stm32-h405 implementation is derived from netduinoplus2 */
/* Main SYSCLK frequency in Hz (168MHz) */
#define SYSCLK_FRQ 168000000ULL
static void olimex_stm32_h405_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_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 olimex_stm32_h405_machine_init(MachineClass *mc)
{
static const char * const valid_cpu_types[] = {
ARM_CPU_TYPE_NAME("cortex-m4"),
NULL
};
mc->desc = "Olimex STM32-H405 (Cortex-M4)";
mc->init = olimex_stm32_h405_init;
mc->valid_cpu_types = valid_cpu_types;
/* SRAM pre-allocated as part of the SoC instantiation */
mc->default_ram_size = 0;
}
DEFINE_MACHINE("olimex-stm32-h405", olimex_stm32_h405_machine_init)