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[88.21.103.182]) by smtp.gmail.com with ESMTPSA id k16sm8738061wru.0.2019.11.27.17.50.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Nov 2019 17:50:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=IfenfcTVCoFvmoP5t3zC9KPTOFcafxM1N4sFnXaSYhI=; b=ExVMW93qY2EA69/TeJjbrGPl4NZFi/wTt0blciufBU0KYkjEDJNK/L4ao5xS7ksMJS tKJNy1YMVA54fuZgu1J6nY0vWYoUxHh/5rx+pKAClhnq2ORHK4lqZxIm+uPXMLT6K578 KXbhUMTRQ3r/o89pxKlMXGeNwK7b79Oh4ZKu1pdea09y0yInKqMhdAxR0cOTcQGdf72T NOn5Sawhaw6cD1Mr3zYAaXYVlZz0y5m1ITGBILNigBIBzeQX7ROWTIzg5FXjjTLGF5vu 0komCtKY4zt4SpIzX5PI98ZGr7ofxAPAQgoM7zm3rGS5igBabFOnJDdgnm3UWRv86Hmx p5KA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=IfenfcTVCoFvmoP5t3zC9KPTOFcafxM1N4sFnXaSYhI=; b=Jy00aUstsIKzugwAGwYKhWe7Z2xbSfeQY7Zx6DxEZA4P+cvXa209ZAcz9VbFdhHoeM Jsch+D3onCUIYWzgf46YobWxuEXx2DNkwVi8nr1b6BrHwiDAyrkHKddktQp04oENJEiT PL6o6wOxpFAaiFG+lvRauu5MwQhAAAWgckJw1lDDdIdohXg+s7PMFiUcjaiYfHOJ8HE5 Oz4XAv/o+GcTl9Mtzo4HV23LXBiO7VNN8EC0JGa82irXnZXxbJb6viRbGGzybRSarEZy hRtRrCbO4/wgb48Hzl0XINaNvgW4l8Xn9s0t/Zvg9mj81rCL5ckwnX764RuDPapVv6ob tgDg== X-Gm-Message-State: APjAAAWWXx8/x4kES1tHQzwpHfSd/v5oiEZo8eiTD83q+vqETId3f3Nv Uu8gXI2xSoXeo8TVpwDZ6x7ZKMCU X-Google-Smtp-Source: APXvYqzufHnlEewaR+WvkclMGnLkP1hUDEWoENhRwbYvLVFIZjd86GUEQc2dUsiukUnQr4mNLnWpKQ== X-Received: by 2002:a5d:5273:: with SMTP id l19mr45504775wrc.175.1574905843626; Wed, 27 Nov 2019 17:50:43 -0800 (PST) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org, Michael Rolnik Subject: [RFC PATCH 07/10] hw/avr: Add few Arduino boards Date: Thu, 28 Nov 2019 02:50:27 +0100 Message-Id: <20191128015030.27543-8-f4bug@amsat.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191128015030.27543-1-f4bug@amsat.org> References: <20191128015030.27543-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::442 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sarah Harris , Igor Mammedov , Thomas Huth , Joaquin de Andres , Richard Henderson , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Pavel Dovgalyuk , Paolo Bonzini , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Aleksandar Markovic Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Add famous Arduino boards: - Arduino Duemilanove - Arduino Mega Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- hw/avr/arduino.c | 173 +++++++++++++++++++++++++++++++++++++++++++ hw/avr/Makefile.objs | 1 + 2 files changed, 174 insertions(+) create mode 100644 hw/avr/arduino.c diff --git a/hw/avr/arduino.c b/hw/avr/arduino.c new file mode 100644 index 0000000000..191193d614 --- /dev/null +++ b/hw/avr/arduino.c @@ -0,0 +1,173 @@ +/* + * QEMU Arduino boards + * + * Copyright (c) 2019 Philippe Mathieu-Daud=C3=A9 + * + * This work is licensed under the terms of the GNU GPLv2 or later. + * See the COPYING file in the top-level directory. + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +/* TODO: Implement the use of EXTRAM */ + +#include "qemu/osdep.h" +#include "qemu-common.h" +#include "qapi/error.h" +#include "hw/boards.h" +#include "hw/loader.h" +#include "elf.h" +#include "atmega.h" + +typedef struct ArduinoBoardConfig { + const char *name; + const char *desc; + const char *alias; + const char *mcu_type; + uint64_t xtal_hz; + size_t extram_size; + bool is_default; +} ArduinoBoardConfig; + +static const ArduinoBoardConfig arduino_boards[] =3D { + { + /* https://www.arduino.cc/en/Main/ArduinoBoardDuemilanove */ + .name =3D MACHINE_TYPE_NAME("arduino-duemilanove"), + .desc =3D "Arduino Duemilanove (ATmega168)", + .alias =3D "2009", + .mcu_type =3D TYPE_ATMEGA168, + .xtal_hz =3D 16 * 1000 * 1000, + }, { + /* https://store.arduino.cc/arduino-uno-rev3 */ + .name =3D MACHINE_TYPE_NAME("arduino-uno"), + .desc =3D "Arduino Duemilanove (ATmega328P)", + .alias =3D "UNO", + .mcu_type =3D TYPE_ATMEGA328, + .xtal_hz =3D 16 * 1000 * 1000, + }, { + /* https://www.arduino.cc/en/Main/ArduinoBoardMega */ + .name =3D MACHINE_TYPE_NAME("arduino-mega"), + .desc =3D "Arduino Mega (ATmega1280)", + .alias =3D "MEGA", + .mcu_type =3D TYPE_ATMEGA1280, + .xtal_hz =3D 16 * 1000 * 1000, + }, { + /* https://store.arduino.cc/arduino-mega-2560-rev3 */ + .name =3D MACHINE_TYPE_NAME("arduino-mega-2560-v3"), + .desc =3D "Arduino Mega 2560 (ATmega2560)", + .alias =3D "MEGA2560", + .mcu_type =3D TYPE_ATMEGA2560, + .xtal_hz =3D 16 * 1000 * 1000, /* CSTCE16M0V53-R0 */ + .is_default =3D true, + }, +}; + +typedef struct ArduinoMachineState { + /*< private >*/ + MachineState parent_obj; + /*< public >*/ + AtmegaState mcu; + MemoryRegion extram; +} ArduinoMachineState; + +typedef struct ArduinoMachineClass { + /*< private >*/ + MachineClass parent_class; + /*< public >*/ + const ArduinoBoardConfig *config; +} ArduinoMachineClass; + +#define TYPE_ARDUINO_MACHINE \ + MACHINE_TYPE_NAME("arduino") +#define ARDUINO_MACHINE(obj) \ + OBJECT_CHECK(ArduinoMachineState, (obj), TYPE_ARDUINO_MACHINE) +#define ARDUINO_MACHINE_CLASS(klass) \ + OBJECT_CLASS_CHECK(ArduinoMachineClass, (klass), TYPE_ARDUINO_MACH= INE) +#define ARDUINO_MACHINE_GET_CLASS(obj) \ + OBJECT_GET_CLASS(ArduinoMachineClass, (obj), TYPE_ARDUINO_MACHINE) + +static void load_firmware(const char *firmware, uint64_t flash_size) +{ + const char *filename; + int bytes_loaded; + + /* Load firmware (contents of flash) trying to auto-detect format */ + filename =3D qemu_find_file(QEMU_FILE_TYPE_BIOS, firmware); + if (filename =3D=3D NULL) { + error_report("Unable to find %s", firmware); + exit(1); + } + + bytes_loaded =3D load_elf(filename, NULL, NULL, NULL, NULL, NULL, NULL, + 0, EM_NONE, 0, 0); + if (bytes_loaded < 0) { + bytes_loaded =3D load_image_targphys(filename, OFFSET_CODE, flash_= size); + } + if (bytes_loaded < 0) { + error_report("Unable to load firmware image %s as ELF or raw binar= y", + firmware); + exit(1); + } +} + +static void arduino_machine_init(MachineState *machine) +{ + ArduinoMachineClass *amc =3D ARDUINO_MACHINE_GET_CLASS(machine); + ArduinoMachineState *ams =3D ARDUINO_MACHINE(machine); + + sysbus_init_child_obj(OBJECT(machine), "mcu", &ams->mcu, sizeof(ams->m= cu), + amc->config->mcu_type); + object_property_set_uint(OBJECT(&ams->mcu), amc->config->xtal_hz, + "xtal-frequency-hz", &error_abort); + object_property_set_bool(OBJECT(&ams->mcu), true, "realized", + &error_abort); + + if (machine->firmware) { + load_firmware(machine->firmware, memory_region_size(&ams->mcu.flas= h)); + } +} + +static void arduino_machine_class_init(ObjectClass *oc, void *data) +{ + MachineClass *mc =3D MACHINE_CLASS(oc); + ArduinoMachineClass *amc =3D ARDUINO_MACHINE_CLASS(oc); + const ArduinoBoardConfig *cfg =3D data; + + mc->desc =3D cfg->desc; + mc->alias =3D cfg->alias; + mc->init =3D arduino_machine_init; + mc->default_cpus =3D 1; + mc->min_cpus =3D mc->default_cpus; + mc->max_cpus =3D mc->default_cpus; + mc->no_floppy =3D 1; + mc->no_cdrom =3D 1; + mc->no_parallel =3D 1; + mc->is_default =3D cfg->is_default; + mc->default_ram_size =3D cfg->extram_size; + amc->config =3D cfg; +} + +static const TypeInfo arduino_machine_type =3D { + .name =3D TYPE_ARDUINO_MACHINE, + .parent =3D TYPE_MACHINE, + .instance_size =3D sizeof(ArduinoMachineState), + .class_size =3D sizeof(ArduinoMachineClass), + .abstract =3D true, +}; + +static void arduino_machine_types(void) +{ + size_t i; + + type_register_static(&arduino_machine_type); + for (i =3D 0; i < ARRAY_SIZE(arduino_boards); ++i) { + TypeInfo ti =3D { + .name =3D arduino_boards[i].name, + .parent =3D TYPE_ARDUINO_MACHINE, + .class_init =3D arduino_machine_class_init, + .class_data =3D (void *)&arduino_boards[i], + }; + type_register(&ti); + } +} + +type_init(arduino_machine_types) diff --git a/hw/avr/Makefile.objs b/hw/avr/Makefile.objs index 4b6b911820..39ee3c32b2 100644 --- a/hw/avr/Makefile.objs +++ b/hw/avr/Makefile.objs @@ -1,2 +1,3 @@ obj-y +=3D sample.o obj-y +=3D atmega.o +obj-y +=3D arduino.o --=20 2.21.0