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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" | |
b5ff0c61 | 30 | #include "hw/qdev-clock.h" |
2ac2410c AI |
31 | #include "qemu/error-report.h" |
32 | #include "hw/arm/stm32f100_soc.h" | |
33 | #include "hw/arm/boot.h" | |
34 | ||
35 | /* stm32vldiscovery implementation is derived from netduinoplus2 */ | |
36 | ||
37 | /* Main SYSCLK frequency in Hz (24MHz) */ | |
38 | #define SYSCLK_FRQ 24000000ULL | |
39 | ||
40 | static void stm32vldiscovery_init(MachineState *machine) | |
41 | { | |
42 | DeviceState *dev; | |
b5ff0c61 | 43 | Clock *sysclk; |
2ac2410c | 44 | |
b5ff0c61 PM |
45 | /* This clock doesn't need migration because it is fixed-frequency */ |
46 | sysclk = clock_new(OBJECT(machine), "SYSCLK"); | |
47 | clock_set_hz(sysclk, SYSCLK_FRQ); | |
48 | ||
2ac2410c AI |
49 | dev = qdev_new(TYPE_STM32F100_SOC); |
50 | qdev_prop_set_string(dev, "cpu-type", ARM_CPU_TYPE_NAME("cortex-m3")); | |
b5ff0c61 | 51 | qdev_connect_clock_in(dev, "sysclk", sysclk); |
2ac2410c AI |
52 | sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); |
53 | ||
54 | armv7m_load_kernel(ARM_CPU(first_cpu), | |
55 | machine->kernel_filename, | |
761c532a | 56 | 0, FLASH_SIZE); |
2ac2410c AI |
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) |