Alistair Francis | da6bd92 | 2015-03-11 13:21:06 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Netduino 2 Machine Model |
| 3 | * |
| 4 | * Copyright (c) 2014 Alistair Francis <alistair@alistair23.me> |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to deal |
| 8 | * in the Software without restriction, including without limitation the rights |
| 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 10 | * copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 22 | * THE SOFTWARE. |
| 23 | */ |
| 24 | |
Peter Maydell | 12b1672 | 2015-12-07 16:23:45 +0000 | [diff] [blame] | 25 | #include "qemu/osdep.h" |
Markus Armbruster | da34e65 | 2016-03-14 09:01:28 +0100 | [diff] [blame] | 26 | #include "qapi/error.h" |
Alistair Francis | da6bd92 | 2015-03-11 13:21:06 +0000 | [diff] [blame] | 27 | #include "hw/boards.h" |
Markus Armbruster | a27bd6c | 2019-08-12 07:23:51 +0200 | [diff] [blame] | 28 | #include "hw/qdev-properties.h" |
Peter Maydell | 68ba05f | 2021-08-12 10:33:43 +0100 | [diff] [blame] | 29 | #include "hw/qdev-clock.h" |
Alistair Francis | da6bd92 | 2015-03-11 13:21:06 +0000 | [diff] [blame] | 30 | #include "qemu/error-report.h" |
| 31 | #include "hw/arm/stm32f205_soc.h" |
Peter Maydell | 12ec8bd | 2019-05-23 14:47:43 +0100 | [diff] [blame] | 32 | #include "hw/arm/boot.h" |
Alistair Francis | da6bd92 | 2015-03-11 13:21:06 +0000 | [diff] [blame] | 33 | |
Peter Maydell | e7e5a95 | 2020-08-03 17:55:03 +0100 | [diff] [blame] | 34 | /* Main SYSCLK frequency in Hz (120MHz) */ |
| 35 | #define SYSCLK_FRQ 120000000ULL |
| 36 | |
Alistair Francis | da6bd92 | 2015-03-11 13:21:06 +0000 | [diff] [blame] | 37 | static void netduino2_init(MachineState *machine) |
| 38 | { |
| 39 | DeviceState *dev; |
Peter Maydell | 68ba05f | 2021-08-12 10:33:43 +0100 | [diff] [blame] | 40 | Clock *sysclk; |
Alistair Francis | da6bd92 | 2015-03-11 13:21:06 +0000 | [diff] [blame] | 41 | |
Peter Maydell | 68ba05f | 2021-08-12 10:33:43 +0100 | [diff] [blame] | 42 | /* This clock doesn't need migration because it is fixed-frequency */ |
| 43 | sysclk = clock_new(OBJECT(machine), "SYSCLK"); |
| 44 | clock_set_hz(sysclk, SYSCLK_FRQ); |
| 45 | |
Markus Armbruster | 3e80f69 | 2020-06-10 07:31:58 +0200 | [diff] [blame] | 46 | dev = qdev_new(TYPE_STM32F205_SOC); |
Philippe Mathieu-Daudé | f503bc4 | 2024-01-04 15:11:59 +0100 | [diff] [blame] | 47 | object_property_add_child(OBJECT(machine), "soc", OBJECT(dev)); |
Peter Maydell | 68ba05f | 2021-08-12 10:33:43 +0100 | [diff] [blame] | 48 | qdev_connect_clock_in(dev, "sysclk", sysclk); |
Markus Armbruster | 3c6ef47 | 2020-06-10 07:32:34 +0200 | [diff] [blame] | 49 | sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); |
Peter Maydell | b72e2f6 | 2017-02-20 15:36:04 +0000 | [diff] [blame] | 50 | |
| 51 | armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename, |
Peter Maydell | 761c532 | 2022-08-23 17:04:17 +0100 | [diff] [blame] | 52 | 0, FLASH_SIZE); |
Alistair Francis | da6bd92 | 2015-03-11 13:21:06 +0000 | [diff] [blame] | 53 | } |
| 54 | |
Eduardo Habkost | e264d29 | 2015-09-04 15:37:08 -0300 | [diff] [blame] | 55 | static void netduino2_machine_init(MachineClass *mc) |
Alistair Francis | da6bd92 | 2015-03-11 13:21:06 +0000 | [diff] [blame] | 56 | { |
Philippe Mathieu-Daudé | ff6cda3 | 2023-11-17 08:17:03 +0100 | [diff] [blame] | 57 | static const char * const valid_cpu_types[] = { |
| 58 | ARM_CPU_TYPE_NAME("cortex-m3"), |
| 59 | NULL |
| 60 | }; |
| 61 | |
Philippe Mathieu-Daudé | fd8f71b | 2021-01-31 19:44:49 +0100 | [diff] [blame] | 62 | mc->desc = "Netduino 2 Machine (Cortex-M3)"; |
Eduardo Habkost | e264d29 | 2015-09-04 15:37:08 -0300 | [diff] [blame] | 63 | mc->init = netduino2_init; |
Philippe Mathieu-Daudé | ff6cda3 | 2023-11-17 08:17:03 +0100 | [diff] [blame] | 64 | mc->valid_cpu_types = valid_cpu_types; |
Peter Maydell | 4672cbd | 2017-09-07 13:54:54 +0100 | [diff] [blame] | 65 | mc->ignore_memory_transaction_failures = true; |
Alistair Francis | da6bd92 | 2015-03-11 13:21:06 +0000 | [diff] [blame] | 66 | } |
| 67 | |
Eduardo Habkost | e264d29 | 2015-09-04 15:37:08 -0300 | [diff] [blame] | 68 | DEFINE_MACHINE("netduino2", netduino2_machine_init) |