1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
/*
* Netduino Plus 2 Machine Model
*
* 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.
*/
#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/stm32f405_soc.h"
#include "hw/arm/boot.h"
/* Main SYSCLK frequency in Hz (168MHz) */
#define SYSCLK_FRQ 168000000ULL
static void netduinoplus2_init(MachineState *machine)
{
DeviceState *dev;
/*
* 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;
dev = qdev_new(TYPE_STM32F405_SOC);
qdev_prop_set_string(dev, "cpu-type", ARM_CPU_TYPE_NAME("cortex-m4"));
sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
armv7m_load_kernel(ARM_CPU(first_cpu),
machine->kernel_filename,
FLASH_SIZE);
}
static void netduinoplus2_machine_init(MachineClass *mc)
{
mc->desc = "Netduino Plus 2 Machine";
mc->init = netduinoplus2_init;
}
DEFINE_MACHINE("netduinoplus2", netduinoplus2_machine_init)
|
