projects / mirror_qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| 2ac2410c AI |
1 | /* |
| 2 | * ST STM32VLDISCOVERY machine | |
| 3 | * | |
| 4 | * Copyright (c) 2021 Alexandre Iooss <erdnaxe@crans.org> | |
| 5 | * Copyright (c) 2014 Alistair Francis <alistair@alistair23.me> | |
| 6 | * | |
| 7 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
| 8 | * of this software and associated documentation files (the "Software"), to deal | |
| 9 | * in the Software without restriction, including without limitation the rights | |
| 10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
| 11 | * copies of the Software, and to permit persons to whom the Software is | |
| 12 | * furnished to do so, subject to the following conditions: | |
| 13 | * | |
| 14 | * The above copyright notice and this permission notice shall be included in | |
| 15 | * all copies or substantial portions of the Software. | |
| 16 | * | |
| 17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| 18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| 19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
| 20 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
| 21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
| 22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
| 23 | * THE SOFTWARE. | |
| 24 | */ | |
| 25 | ||
| 26 | #include "qemu/osdep.h" | |
| 27 | #include "qapi/error.h" | |
| 28 | #include "hw/boards.h" | |
| 29 | #include "hw/qdev-properties.h" | |
| 30 | #include "qemu/error-report.h" | |
| 31 | #include "hw/arm/stm32f100_soc.h" | |
| 32 | #include "hw/arm/boot.h" | |
| 33 | ||
| 34 | /* stm32vldiscovery implementation is derived from netduinoplus2 */ | |
| 35 | ||
| 36 | /* Main SYSCLK frequency in Hz (24MHz) */ | |
| 37 | #define SYSCLK_FRQ 24000000ULL | |
| 38 | ||
| 39 | static void stm32vldiscovery_init(MachineState *machine) | |
| 40 | { | |
| 41 | DeviceState *dev; | |
| 42 | ||
| 43 | /* | |
| 44 | * TODO: ideally we would model the SoC RCC and let it handle | |
| 45 | * system_clock_scale, including its ability to define different | |
| 46 | * possible SYSCLK sources. | |
| 47 | */ | |
| 48 | system_clock_scale = NANOSECONDS_PER_SECOND / SYSCLK_FRQ; | |
| 49 | ||
| 50 | dev = qdev_new(TYPE_STM32F100_SOC); | |
| 51 | qdev_prop_set_string(dev, "cpu-type", ARM_CPU_TYPE_NAME("cortex-m3")); | |
| 52 | sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); | |
| 53 | ||
| 54 | armv7m_load_kernel(ARM_CPU(first_cpu), | |
| 55 | machine->kernel_filename, | |
| 56 | FLASH_SIZE); | |
| 57 | } | |
| 58 | ||
| 59 | static void stm32vldiscovery_machine_init(MachineClass *mc) | |
| 60 | { | |
| 61 | mc->desc = "ST STM32VLDISCOVERY (Cortex-M3)"; | |
| 62 | mc->init = stm32vldiscovery_init; | |
| 63 | } | |
| 64 | ||
| 65 | DEFINE_MACHINE("stm32vldiscovery", stm32vldiscovery_machine_init) | |
| 66 |