ERIKA Enterprise is a

real-time operating system A real-time operating system (RTOS) is an operating system (OS) for real-time applications that processes data and events that have critically defined time constraints. An RTOS is distinct from a time-sharing operating system, such as Unix, which m ...

(RTOS)

kernel Kernel may refer to: Computing * Kernel (operating system), the central component of most operating systems * Kernel (image processing), a matrix used for image convolution * Compute kernel, in GPGPU programming * Kernel method, in machine learn ...

for

embedded system An embedded system is a computer system—a combination of a computer processor, computer memory, and input/output peripheral devices—that has a dedicated function within a larger mechanical or electronic system. It is ''embedded'' ...

s, which is

OSEK OSEK (''Offene Systeme und deren Schnittstellen für die Elektronik in Kraftfahrzeugen''; English: "''Open Systems and their Interfaces for the Electronics in Motor Vehicles''") is a standards body that has produced specifications for an embedded o ...

/VDX certified. It is

free and open source software Free and open-source software (FOSS) is a term used to refer to groups of software consisting of both free software and open-source software where anyone is freely licensed to use, copy, study, and change the software in any way, and the source ...

released under a

GNU General Public License The GNU General Public License (GNU GPL or simply GPL) is a series of widely used free software licenses that guarantee end users the four freedoms to run, study, share, and modify the software. The license was the first copyleft for general ...

(GPL). The RTOS also includes RT-Druid, an

integrated development environment An integrated development environment (IDE) is a software application that provides comprehensive facilities to computer programmers for software development. An IDE normally consists of at least a source code editor, build automation tools ...

(IDE) based on Eclipse. ERIKA Enterprise implements various conformance classes, including the standard OSEK/VDX conformance classes BCC1, BCC2, ECC1, ECC2, CCCA, and CCCB. Also, ERIKA provides other custom conformance classes named FP (fixed priority), EDF (''earliest deadline first'' scheduling), and FRSH (an implementation of resource reservation protocols). Due to the collaboration with the Tool & Methodologies team of

Magneti Marelli Magneti Marelli S.p.A. () is an Italian developer and manufacturer of components for the automotive industry. The firm is headquartered in Corbetta, Italy, and includes 86 manufacturing plants, 12 R&D centres, and 26 application centers in 19 c ...

Powertrain & Electronics, the automotive kernel (BCC1, BCC2, ECC1, ECC2, multicore, memory protection, and kernel fixed priority with Diab 5.5.1

compiler In computing, a compiler is a computer program that translates computer code written in one programming language (the ''source'' language) into another language (the ''target'' language). The name "compiler" is primarily used for programs tha ...

) is

MISRA C MISRA C is a set of software development guidelines for the C (programming language), C programming language developed by Motor Industry Software Reliability Association, The MISRA Consortium. Its aims are to facilitate code safety, Computer securi ...

2004 compliant using FlexeLint 9.00h under the configuration suggested by Magneti Marelli. In August 2012 ERIKA Enterprise officially received the

/VDX certification; see below.

History

ERIKA Enterprise began in the year 2000 with the aim to support multicore devices for the automotive markets. The main milestones are: * 2000: support for STMicroelectronics ST10 * 2001: support for

ARM In human anatomy, the arm refers to the upper limb in common usage, although academically the term specifically means the upper arm between the glenohumeral joint (shoulder joint) and the elbow joint. The distal part of the upper limb between th ...

7 * 2002: support for Janus, a prototype dual ARM7 system for the automotive market * 2004: support for Hitachi H8 * 2005: support for

Altera Altera Corporation was a manufacturer of programmable logic devices (PLDs) headquartered in San Jose, California. It was founded in 1983 and acquired by Intel in 2015. The main product lines from Altera were the flagship Stratix series, mid-ran ...

Nios II, with support for partitioning on multicore designs; availability of the RT-Druid code generator * 2006: support for Microchip dsPIC * 2007: support for Atmel AVR Micaz * 2009: announced ERIKA website on TuxFamily * 2010: support for

TriCore TriCore is a 32-bit microcontroller architecture from Infineon. It unites the elements of a RISC processor core, a microcontroller and a DSP in one chip package. History and background In 1999, Infineon launched the first generation of AUDO ( ...

Freescale Freescale Semiconductor, Inc. was an American semiconductor manufacturer. It was created by the divestiture of the Semiconductor Products Sector of Motorola in 2004. Freescale focused their integrated circuit products on the automotive, embedd ...

S12XS,

PowerPC 5000 The PowerPC 5000 family is a series of PowerPC and Power ISA microprocessors from Freescale (previously Motorola) and STMicroelectronics designed for automotive and industrial microcontroller and system on a chip (SoC) use. The MPC5000 family con ...

PPC MPC5674F Mamba, Microchip PIC24, Microchip

PIC32 PIC (usually pronounced as ''"pick"'') is a family of microcontrollers made by Microchip Technology, derived from the PIC1650"PICmicro Family Tree", PIC16F Seminar Presentation originally developed by General Instrument's Microelectronics ...

, Lattice MICO32,

eSi-RISC eSi-RISC is a configurable CPU architecture. It is available in five implementations: the eSi-1600, eSi-1650, eSi-3200, eSi-3250 and eSi-3264. The eSi-1600 and eSi-1650 feature a 16-bit data-path, while the eSi-32x0s feature 32-bit data-paths, ...

* 2011: support for

Texas Instruments Texas Instruments Incorporated (TI) is an American technology company headquartered in Dallas, Texas, that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globa ...

MSP430 The MSP430 is a mixed-signal microcontroller family from Texas Instruments, first introduced on 14 February 1992. Built around a CPU, the MSP430 is designed for low cost and, specifically, low power consumption embedded applications. Applic ...

Renesas is a Japanese semiconductor manufacturer headquartered in Tokyo, Japan, initially incorporated in 2002 as Renesas Technology, the consolidated entity of the semiconductor units of Hitachi and Mitsubishi excluding their dynamic random-access memo ...

R2xx,

S12G,

PPC MPC5668G Fado * 2012: support for

ARM Cortex-M The ARM Cortex-M is a group of 32-bit RISC ARM processor cores licensed by Arm Holdings. These cores are optimized for low-cost and energy-efficient integrated circuits, which have been embedded in tens of billions of consumer devices. Though ...

, Atmel AVR (

Arduino Arduino () is an open-source hardware and software company, project, and user community that designs and manufactures single-board microcontrollers and microcontroller kits for building digital devices. Its hardware products are licensed under ...

), TI Stellaris Cortex M4,

PPC MPC5643L Leopard,

NXP NXP Semiconductors N.V. (NXP) is a Dutch semiconductor designer and manufacturer with headquarters in Eindhoven, Netherlands. The company employs approximately 31,000 people in more than 30 countries. NXP reported revenue of $11.06 billion in 2 ...

LPCXpresso. ERIKA Enterpris
received OSEK/VDX certification
* 2013: ERIKA Enterprise is supported by E4Coder automatic code generation tool. * 2014: OSEK/VDX certification for Tricore AURIX * 2017: RTOS was rewritten from scratch; new version (3) has proper support for multicore platforms (i.e., one binary for multiple cores), better support for memory protection, and an easier build system. The source code is now maintained on a GitHub repository. * 2018: Multicore and AUTOSAR Scalability Class 1 added to ERIKA3. Graphical editor now available for the OIL file.

Licensing

Version 2 of the RTOS was released under

GPL linking exception A GPL linking exception modifies the GNU General Public License (GPL) in a way that enables software projects which provide library code to be " linked to" the programs that use them, without applying the full terms of the GPL to the using program. ...

. Version 3 of the RTOS (also called ERIKA3) is released under plain

(GPL), with the linking exception sold on request.

Industrial usage

* In 2010, Cobra Automotive Technology announced support for ERIKA Enterprise * In 2010, EnSilica and Pebble Bay consultancy ported ERIKA Enterprise to a family of configurable soft processor cores for automotive systems * In 2010, Magneti Marelli Powertrain announced support for ERIKA Enterprise. * In 2011, FAAM Spa announced support for ERIKA Enterprise. * In 2011, Aprilia Racing announced support for ERIKA Enterprise.

Hardware support

The ERIKA Enterprise kernel directly supports:
FLEX Boards

*

Nvidia Jetson Nvidia Jetson is a series of embedded computing boards from Nvidia. The Jetson TK1, TX1 and TX2 models all carry a Tegra processor (or SoC) from Nvidia that integrates an ARM architecture central processing unit (CPU). Jetson is a low-power system ...

TX1 and TX2 Other evaluation boards are supported.

References

External links

* *
ERIKA Enterprise wiki
{{Wireless Sensor Network Embedded operating systems Operating system technology Real-time operating systems ARM operating systems Software using the GPL linking exception