Philippe Mathieu-Daudé | 50486d6 | 2020-01-24 01:51:27 +0100 | [diff] [blame] | 1 | /* |
| 2 | * QEMU Arduino boards |
| 3 | * |
| 4 | * Copyright (c) 2019-2020 Philippe Mathieu-Daudé |
| 5 | * |
| 6 | * This work is licensed under the terms of the GNU GPLv2 or later. |
| 7 | * See the COPYING file in the top-level directory. |
| 8 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 9 | */ |
| 10 | |
| 11 | /* TODO: Implement the use of EXTRAM */ |
| 12 | |
| 13 | #include "qemu/osdep.h" |
| 14 | #include "qapi/error.h" |
Philippe Mathieu-Daudé | 50486d6 | 2020-01-24 01:51:27 +0100 | [diff] [blame] | 15 | #include "atmega.h" |
| 16 | #include "boot.h" |
Eduardo Habkost | db1015e | 2020-09-03 16:43:22 -0400 | [diff] [blame] | 17 | #include "qom/object.h" |
Philippe Mathieu-Daudé | 50486d6 | 2020-01-24 01:51:27 +0100 | [diff] [blame] | 18 | |
Eduardo Habkost | db1015e | 2020-09-03 16:43:22 -0400 | [diff] [blame] | 19 | struct ArduinoMachineState { |
Philippe Mathieu-Daudé | 50486d6 | 2020-01-24 01:51:27 +0100 | [diff] [blame] | 20 | /*< private >*/ |
| 21 | MachineState parent_obj; |
| 22 | /*< public >*/ |
| 23 | AtmegaMcuState mcu; |
Eduardo Habkost | db1015e | 2020-09-03 16:43:22 -0400 | [diff] [blame] | 24 | }; |
| 25 | typedef struct ArduinoMachineState ArduinoMachineState; |
Philippe Mathieu-Daudé | 50486d6 | 2020-01-24 01:51:27 +0100 | [diff] [blame] | 26 | |
Eduardo Habkost | db1015e | 2020-09-03 16:43:22 -0400 | [diff] [blame] | 27 | struct ArduinoMachineClass { |
Philippe Mathieu-Daudé | 50486d6 | 2020-01-24 01:51:27 +0100 | [diff] [blame] | 28 | /*< private >*/ |
| 29 | MachineClass parent_class; |
| 30 | /*< public >*/ |
| 31 | const char *mcu_type; |
| 32 | uint64_t xtal_hz; |
Eduardo Habkost | db1015e | 2020-09-03 16:43:22 -0400 | [diff] [blame] | 33 | }; |
| 34 | typedef struct ArduinoMachineClass ArduinoMachineClass; |
Philippe Mathieu-Daudé | 50486d6 | 2020-01-24 01:51:27 +0100 | [diff] [blame] | 35 | |
| 36 | #define TYPE_ARDUINO_MACHINE \ |
| 37 | MACHINE_TYPE_NAME("arduino") |
Eduardo Habkost | 8110fa1 | 2020-08-31 17:07:33 -0400 | [diff] [blame] | 38 | DECLARE_OBJ_CHECKERS(ArduinoMachineState, ArduinoMachineClass, |
| 39 | ARDUINO_MACHINE, TYPE_ARDUINO_MACHINE) |
Philippe Mathieu-Daudé | 50486d6 | 2020-01-24 01:51:27 +0100 | [diff] [blame] | 40 | |
| 41 | static void arduino_machine_init(MachineState *machine) |
| 42 | { |
| 43 | ArduinoMachineClass *amc = ARDUINO_MACHINE_GET_CLASS(machine); |
| 44 | ArduinoMachineState *ams = ARDUINO_MACHINE(machine); |
| 45 | |
| 46 | object_initialize_child(OBJECT(machine), "mcu", &ams->mcu, amc->mcu_type); |
| 47 | object_property_set_uint(OBJECT(&ams->mcu), "xtal-frequency-hz", |
| 48 | amc->xtal_hz, &error_abort); |
| 49 | sysbus_realize(SYS_BUS_DEVICE(&ams->mcu), &error_abort); |
| 50 | |
| 51 | if (machine->firmware) { |
| 52 | if (!avr_load_firmware(&ams->mcu.cpu, machine, |
| 53 | &ams->mcu.flash, machine->firmware)) { |
| 54 | exit(1); |
| 55 | } |
| 56 | } |
| 57 | } |
| 58 | |
| 59 | static void arduino_machine_class_init(ObjectClass *oc, void *data) |
| 60 | { |
| 61 | MachineClass *mc = MACHINE_CLASS(oc); |
| 62 | |
| 63 | mc->init = arduino_machine_init; |
| 64 | mc->default_cpus = 1; |
| 65 | mc->min_cpus = mc->default_cpus; |
| 66 | mc->max_cpus = mc->default_cpus; |
| 67 | mc->no_floppy = 1; |
| 68 | mc->no_cdrom = 1; |
| 69 | mc->no_parallel = 1; |
| 70 | } |
| 71 | |
| 72 | static void arduino_duemilanove_class_init(ObjectClass *oc, void *data) |
| 73 | { |
| 74 | MachineClass *mc = MACHINE_CLASS(oc); |
| 75 | ArduinoMachineClass *amc = ARDUINO_MACHINE_CLASS(oc); |
| 76 | |
Philippe Mathieu-Daudé | 1599196 | 2021-03-13 16:18:19 +0100 | [diff] [blame] | 77 | /* |
| 78 | * https://www.arduino.cc/en/Main/ArduinoBoardDuemilanove |
| 79 | * https://www.arduino.cc/en/uploads/Main/arduino-duemilanove-schematic.pdf |
| 80 | */ |
Philippe Mathieu-Daudé | 50486d6 | 2020-01-24 01:51:27 +0100 | [diff] [blame] | 81 | mc->desc = "Arduino Duemilanove (ATmega168)", |
| 82 | mc->alias = "2009"; |
| 83 | amc->mcu_type = TYPE_ATMEGA168_MCU; |
| 84 | amc->xtal_hz = 16 * 1000 * 1000; |
| 85 | }; |
| 86 | |
| 87 | static void arduino_uno_class_init(ObjectClass *oc, void *data) |
| 88 | { |
| 89 | MachineClass *mc = MACHINE_CLASS(oc); |
| 90 | ArduinoMachineClass *amc = ARDUINO_MACHINE_CLASS(oc); |
| 91 | |
Philippe Mathieu-Daudé | 1599196 | 2021-03-13 16:18:19 +0100 | [diff] [blame] | 92 | /* |
| 93 | * https://store.arduino.cc/arduino-uno-rev3 |
| 94 | * https://www.arduino.cc/en/uploads/Main/arduino-uno-schematic.pdf |
| 95 | */ |
Philippe Mathieu-Daudé | 50486d6 | 2020-01-24 01:51:27 +0100 | [diff] [blame] | 96 | mc->desc = "Arduino UNO (ATmega328P)"; |
| 97 | mc->alias = "uno"; |
| 98 | amc->mcu_type = TYPE_ATMEGA328_MCU; |
| 99 | amc->xtal_hz = 16 * 1000 * 1000; |
| 100 | }; |
| 101 | |
| 102 | static void arduino_mega_class_init(ObjectClass *oc, void *data) |
| 103 | { |
| 104 | MachineClass *mc = MACHINE_CLASS(oc); |
| 105 | ArduinoMachineClass *amc = ARDUINO_MACHINE_CLASS(oc); |
| 106 | |
Philippe Mathieu-Daudé | 1599196 | 2021-03-13 16:18:19 +0100 | [diff] [blame] | 107 | /* |
| 108 | * https://www.arduino.cc/en/Main/ArduinoBoardMega |
| 109 | * https://www.arduino.cc/en/uploads/Main/arduino-mega2560-schematic.pdf |
| 110 | */ |
Philippe Mathieu-Daudé | 50486d6 | 2020-01-24 01:51:27 +0100 | [diff] [blame] | 111 | mc->desc = "Arduino Mega (ATmega1280)"; |
| 112 | mc->alias = "mega"; |
| 113 | amc->mcu_type = TYPE_ATMEGA1280_MCU; |
| 114 | amc->xtal_hz = 16 * 1000 * 1000; |
| 115 | }; |
| 116 | |
| 117 | static void arduino_mega2560_class_init(ObjectClass *oc, void *data) |
| 118 | { |
| 119 | MachineClass *mc = MACHINE_CLASS(oc); |
| 120 | ArduinoMachineClass *amc = ARDUINO_MACHINE_CLASS(oc); |
| 121 | |
Philippe Mathieu-Daudé | 1599196 | 2021-03-13 16:18:19 +0100 | [diff] [blame] | 122 | /* |
| 123 | * https://store.arduino.cc/arduino-mega-2560-rev3 |
| 124 | * https://www.arduino.cc/en/uploads/Main/arduino-mega2560_R3-sch.pdf |
| 125 | */ |
Philippe Mathieu-Daudé | 50486d6 | 2020-01-24 01:51:27 +0100 | [diff] [blame] | 126 | mc->desc = "Arduino Mega 2560 (ATmega2560)"; |
| 127 | mc->alias = "mega2560"; |
| 128 | amc->mcu_type = TYPE_ATMEGA2560_MCU; |
| 129 | amc->xtal_hz = 16 * 1000 * 1000; /* CSTCE16M0V53-R0 */ |
| 130 | }; |
| 131 | |
| 132 | static const TypeInfo arduino_machine_types[] = { |
| 133 | { |
| 134 | .name = MACHINE_TYPE_NAME("arduino-duemilanove"), |
| 135 | .parent = TYPE_ARDUINO_MACHINE, |
| 136 | .class_init = arduino_duemilanove_class_init, |
| 137 | }, { |
| 138 | .name = MACHINE_TYPE_NAME("arduino-uno"), |
| 139 | .parent = TYPE_ARDUINO_MACHINE, |
| 140 | .class_init = arduino_uno_class_init, |
| 141 | }, { |
| 142 | .name = MACHINE_TYPE_NAME("arduino-mega"), |
| 143 | .parent = TYPE_ARDUINO_MACHINE, |
| 144 | .class_init = arduino_mega_class_init, |
| 145 | }, { |
| 146 | .name = MACHINE_TYPE_NAME("arduino-mega-2560-v3"), |
| 147 | .parent = TYPE_ARDUINO_MACHINE, |
| 148 | .class_init = arduino_mega2560_class_init, |
| 149 | }, { |
| 150 | .name = TYPE_ARDUINO_MACHINE, |
| 151 | .parent = TYPE_MACHINE, |
| 152 | .instance_size = sizeof(ArduinoMachineState), |
| 153 | .class_size = sizeof(ArduinoMachineClass), |
| 154 | .class_init = arduino_machine_class_init, |
| 155 | .abstract = true, |
| 156 | } |
| 157 | }; |
| 158 | |
| 159 | DEFINE_TYPES(arduino_machine_types) |