diff --git a/blog/2024/05/safetydetectives-interview/index.html b/blog/2024/05/safetydetectives-interview/index.html new file mode 100644 index 00000000..dd5f8d9a --- /dev/null +++ b/blog/2024/05/safetydetectives-interview/index.html @@ -0,0 +1 @@ +https://www.lowrisc.org/news/2024/05/safetydetectives-interview/ \ No newline at end of file diff --git a/index.html b/index.html index faa5257c..315b68c2 100644 --- a/index.html +++ b/index.html @@ -1,7 +1,7 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

OpenTitan® Partnership Makes History as First Open-Source Silicon Project to Reach Commercial Availability

Definitive Project Success is Result of Five Years of Strong Collaboration and Investment by the OpenTitan Coalition to Bring First Trustworthy, Transparent, Secure Silicon Platform to Market -CAMBRIDGE, England – February 13, 2024 – lowRISC C.I.C., the open silicon ecosystem organization, and the OpenTitan coalition today announced a historic milestone as the first open-source silicon project to reach commercial availability, with validated chips in hand. The capstone moment is the result of an unprecedented amount of support and investment by the nine coalition members, including Google, Winbond, Nuvoton, zeroRISC, Rivos, Western Digital, Seagate, ETH Zurich and Giesecke+Devrient, hosted by the non-profit lowRISC CIC.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

SafetyDetectives Interview With Gavin Ferris - CEO at lowRISC

lowRISC’s CEO, Dr. Gavin Ferris, was recently interviewed by SafetyDetectives’ Shauli Zacks. The article is reproduced here by kind permission: +In an exclusive interview with SafetyDetectives, Gavin Ferris, CEO of lowRISC, shares invaluable insights into the transformative world of open-source silicon. lowRISC, a trailblazer in the field, not only champions the groundbreaking OpenTitan project but also fosters a collaborative ecosystem that includes tech giants and academic luminaries. This initiative marks a significant leap toward redefining hardware security through transparency and innovation.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/index.xml b/index.xml index ca70fdbc..5ee362c2 100644 --- a/index.xml +++ b/index.xml @@ -1,4 +1,87 @@ -lowRISC: Collaborative open silicon engineeringhttps://www.lowrisc.org/Latest news from lowRISCen-usTue, 13 Feb 2024 00:00:00 +0000 The text content on this website is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted. No license is granted for logos or other trademarks. Other content Copyright lowRISC Contributors.OpenTitan® Partnership Makes History as First Open-Source Silicon Project to Reach Commercial Availabilityhttps://www.lowrisc.org/news/2024/02/opentitan-commercial-availability/https://www.lowrisc.org/news/2024/02/opentitan-commercial-availability/Tue, 13 Feb 2024 00:00:00 +0000info@lowrisc.org (lowRISC)lowRISC: Collaborative open silicon engineeringhttps://www.lowrisc.org/Latest news from lowRISCen-usFri, 10 May 2024 00:00:00 +0100 The text content on this website is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted. No license is granted for logos or other trademarks. Other content Copyright lowRISC Contributors.SafetyDetectives Interview With Gavin Ferris - CEO at lowRISChttps://www.lowrisc.org/news/2024/05/safetydetectives-interview/https://www.lowrisc.org/news/2024/05/safetydetectives-interview/Fri, 10 May 2024 00:00:00 +0100info@lowrisc.org (lowRISC)lowRISC’s CEO, Dr. Gavin Ferris, was recently interviewed by SafetyDetectives’ Shauli Zacks. +The article is reproduced here by kind permission:

+ +

In an exclusive interview with SafetyDetectives, Gavin Ferris, CEO of lowRISC, shares invaluable insights into the transformative world of open-source silicon. +lowRISC, a trailblazer in the field, not only champions the groundbreaking OpenTitan project but also fosters a collaborative ecosystem that includes tech giants and academic luminaries. +This initiative marks a significant leap toward redefining hardware security through transparency and innovation. +As OpenTitan becomes the first commercially available open-source silicon root of trust, Ferris discusses its impact, the challenges of hardware development, and the future of secure systems. +Join us as we delve into the pioneering journey of lowRISC and its pivotal role in shaping the next generation of secure, open-source silicon.

+ +

Can you introduce yourself and give a brief overview of lowRISC and how its work enables OpenTitan?

+ +

My name is Gavin Ferris and I’m CEO of lowRISC, a UK-based nonprofit focused on developing open-source silicon designs. +We provide a home for collaborative engineering to create and maintain high quality IP such as OpenTitan, the world’s first open-source silicon root of trust (RoT).

+ +

Our team of collaborators and partners (which includes Google, Winbond, Nuvoton, zeroRISC, Rivos, Western Digital, Seagate, ETH Zurich and Giesecke+Devrient) are responsible for the creation of the Silicon Commons, the development of the RISC-V Ibex core, and successfully delivering the world’s first commercial-grade open-source chip, OpenTitan “Earl Grey.”

+ +

One key differentiator is our robust open-source design verification (DV) methodology, used to ensure quality across the OpenTitan family of designs. +This approach has enabled OpenTitan to reach design parity with commercial silicon.

+ +

OpenTitan has recently achieved a significant milestone by becoming the first open source silicon project to reach commercial availability. Can you elaborate on the significance of this achievement?

+ +

In short, it’s so significant because we’ve finally made open-source silicon work the same way as open-source software, despite the cost, time, and correctness hurdles (not to mention the physical supply chain!) that makes hardware development so challenging. +We’re all familiar with the hugely beneficial, industry-level transformation that took place once open-source software achieved critical mass, and with this milestone the silicon industry is now primed for a similar change. +There’s still a long way to go of course, but the die is cast.

+ +

Focusing on some specifics, commercial availability of the first OpenTitan chip (“Earl Grey”) means manufacturers can immediately start building it into their systems at the PCB level. +There’s an integratable variant too (“Darjeeling”), which allows the same high-quality OpenTitan IP to be included as a subsystem within third party chiplets and SoCs (and indeed, the first design wins here have already happened, for example with Rivos).

+ +

Furthermore, since the design of OpenTitan is modular and permissively licensed (Apache 2 with a CLA), sub-blocks of its design — such as its Ibex CPU core — are being picked up by others and used in their own products. +It’s a trend we expect will go from strength to strength (and of course, encourage!).

+ +

Could you explain the concept of a root of trust (RoT) and its importance in hardware security?

+ +

All systems contain some sort of root of trust (RoT) — it’s the part that you assume ‘always works’ even when under attack, and upon which the security of the rest of the platform ultimately depends. +The problem is that in many current designs, the RoT is implicit and inheres in low-software (for example, the BIOS) — a layer of the stack that’s now directly, and successfully, under attack by sophisticated cyber-attackers. +And unfortunately for such hosts, once that software is compromised, there’s often no way for users or fleet managers to revert the system to a ‘known good’ state (nor even, in many cases, know which nodes have been compromised), short of returning to the manufacturer.

+ +

By contrast a silicon RoT (or SiRoT) is a highly secure ‘computer within your computer’ that sits below the operating system and ensures the overall reliability of the computing environment, locking down the boot process and ensuring that all subsequent operations and critical processes are verified and trustworthy. +The more advanced SiRoTs (such as OpenTitan) also provide a secure execution environment in which critical cryptographic key material may be stored and used post-boot (for example, for digital signing).

+ +

By placing the RoT at the hardware level in this way, designers are wisely choosing to make the root of trust explicit, embodied in a subsystem that is far more resistant to attacks than inherently compromised software-based approaches.

+ +

Why was it important for lowRISC and the OpenTitan project to adopt an open source model for silicon development?

+ +

Similar to open-source software, we strongly believe that open-source silicon:

+ +
    +
  1. Enhances trust and security through design and implementation transparency — issues can be discovered early, the need for blind trust is reduced, and system audits are greatly facilitated.
  2. +
  3. Enables and encourages innovation through contributions to the open-source design via a collaborative approach to design.
  4. +
  5. Provides implementation choice and preserves a set of common interfaces and software compatibility guarantees through a common, open reference design.
  6. +
+ +

Can you talk about how security works at the microchip level of a device and why a secure starting point for the system is essential to ensuring the integrity and authenticity of critical software components?

+ +

True security has to be anchored in trustworthy silicon, because once a system’s software is compromised by an attacker, any ‘defense’ implemented in that software (such as anti-virus, firewall, SBOM etc.) is (for obvious reasons!) relatively straightforward to circumvent.

+ +

By contrast, a SiRoT can:

+ +
    +
  • Ensure that its device boots with the correct firmware and hasn’t been infected by low-level malware.
  • +
  • Provide a cryptographically unique machine identity, so an operator can verify that the device is legitimate.
  • +
  • Protect secrets such as encryption keys in a tamper-resistant manner, even for people with physical access (e.g., while a server or a device is being shipped through the supply chain).
  • +
  • Provide authoritative, tamper-evident audit records and other runtime security services.
  • +
+ +

Additionally the OpenTitan “Earl Grey” chip — and firmware — contains a number of sophisticated countermeasures against attack at different levels. +These are described in detail in its extensive documentation, and include hardening against fault injection and side-channel analysis, vectors that are normally out-of-scope for off-the-shelf application processors.

+ +

How does lowRISC engage with the broader community, including developers, researchers, and industry partners, to further the OpenTitan project?

+ +

Collaborative engineering is absolutely central to lowRISC’s mission — it’s what we do. Our full-stack development team works closely with official partners, academics, and the wider community on a daily basis.

+ +

When we publicly announced OpenTitan as the world’s first open-source RoT in 2019, we did so with support from a broad and growing set of friends and partners, including Google, G+D Mobile Security, ETH Zurich, Nuvoton, Winbond, Seagate, Western Digital, Rivos, and now zeroRISC. +We extend our heartfelt gratitude for their contributions and to the many individuals who have generously shared their expertise and creativity with us over the years.

+ +

lowRISC C.I.C. has been privileged to support this flourishing community since inception. +Our Silicon Commons™ methodology, developed with OpenTitan’s partners to support distributed open silicon collaboration, has enabled commits to grow from 2,500 at launch to over 20,000 today, with more than 200 contributors merging over 15,000 pull requests containing more than 1 million lines of code!

+ +

Many organizations are facing monumental challenges to securing IoT devices, especially in the age of AI. +It is critical now more than ever that the cybersecurity industry comes together against rising threats by focusing on the foundation of our systems first, and we believe OpenTitan’s open-source, commercially available silicon root of trust has a key part to play in that story. +In keeping with our collaborative approach, we encourage anyone involved with commissioning, developing or securing IoT devices to reach out with questions or requests for further information — our door is always open!

+ ]]>
OpenTitan® Partnership Makes History as First Open-Source Silicon Project to Reach Commercial Availabilityhttps://www.lowrisc.org/news/2024/02/opentitan-commercial-availability/https://www.lowrisc.org/news/2024/02/opentitan-commercial-availability/Tue, 13 Feb 2024 00:00:00 +0000info@lowrisc.org (lowRISC)Definitive Project Success is Result of Five Years of Strong Collaboration and Investment by the OpenTitan Coalition to Bring First Trustworthy, Transparent, Secure Silicon Platform to Market

diff --git a/news/2024/05/safetydetectives-interview/index.html b/news/2024/05/safetydetectives-interview/index.html new file mode 100644 index 00000000..3b6e8d8c --- /dev/null +++ b/news/2024/05/safetydetectives-interview/index.html @@ -0,0 +1,23 @@ +SafetyDetectives Interview With Gavin Ferris - CEO at lowRISC · lowRISC: Collaborative open silicon engineering

SafetyDetectives Interview With Gavin Ferris - CEO at lowRISC

lowRISC’s CEO, Dr. Gavin Ferris, was recently interviewed by SafetyDetectives’ Shauli Zacks. +The article is reproduced here by kind permission:

In an exclusive interview with SafetyDetectives, Gavin Ferris, CEO of lowRISC, shares invaluable insights into the transformative world of open-source silicon. +lowRISC, a trailblazer in the field, not only champions the groundbreaking OpenTitan project but also fosters a collaborative ecosystem that includes tech giants and academic luminaries. +This initiative marks a significant leap toward redefining hardware security through transparency and innovation. +As OpenTitan becomes the first commercially available open-source silicon root of trust, Ferris discusses its impact, the challenges of hardware development, and the future of secure systems. +Join us as we delve into the pioneering journey of lowRISC and its pivotal role in shaping the next generation of secure, open-source silicon.

Can you introduce yourself and give a brief overview of lowRISC and how its work enables OpenTitan?

My name is Gavin Ferris and I’m CEO of lowRISC, a UK-based nonprofit focused on developing open-source silicon designs. +We provide a home for collaborative engineering to create and maintain high quality IP such as OpenTitan, the world’s first open-source silicon root of trust (RoT).

Our team of collaborators and partners (which includes Google, Winbond, Nuvoton, zeroRISC, Rivos, Western Digital, Seagate, ETH Zurich and Giesecke+Devrient) are responsible for the creation of the Silicon Commons, the development of the RISC-V Ibex core, and successfully delivering the world’s first commercial-grade open-source chip, OpenTitan “Earl Grey.”

One key differentiator is our robust open-source design verification (DV) methodology, used to ensure quality across the OpenTitan family of designs. +This approach has enabled OpenTitan to reach design parity with commercial silicon.

OpenTitan has recently achieved a significant milestone by becoming the first open source silicon project to reach commercial availability. Can you elaborate on the significance of this achievement?

In short, it’s so significant because we’ve finally made open-source silicon work the same way as open-source software, despite the cost, time, and correctness hurdles (not to mention the physical supply chain!) that makes hardware development so challenging. +We’re all familiar with the hugely beneficial, industry-level transformation that took place once open-source software achieved critical mass, and with this milestone the silicon industry is now primed for a similar change. +There’s still a long way to go of course, but the die is cast.

Focusing on some specifics, commercial availability of the first OpenTitan chip (“Earl Grey”) means manufacturers can immediately start building it into their systems at the PCB level. +There’s an integratable variant too (“Darjeeling”), which allows the same high-quality OpenTitan IP to be included as a subsystem within third party chiplets and SoCs (and indeed, the first design wins here have already happened, for example with Rivos).

Furthermore, since the design of OpenTitan is modular and permissively licensed (Apache 2 with a CLA), sub-blocks of its design — such as its Ibex CPU core — are being picked up by others and used in their own products. +It’s a trend we expect will go from strength to strength (and of course, encourage!).

Could you explain the concept of a root of trust (RoT) and its importance in hardware security?

All systems contain some sort of root of trust (RoT) — it’s the part that you assume ‘always works’ even when under attack, and upon which the security of the rest of the platform ultimately depends. +The problem is that in many current designs, the RoT is implicit and inheres in low-software (for example, the BIOS) — a layer of the stack that’s now directly, and successfully, under attack by sophisticated cyber-attackers. +And unfortunately for such hosts, once that software is compromised, there’s often no way for users or fleet managers to revert the system to a ‘known good’ state (nor even, in many cases, know which nodes have been compromised), short of returning to the manufacturer.

By contrast a silicon RoT (or SiRoT) is a highly secure ‘computer within your computer’ that sits below the operating system and ensures the overall reliability of the computing environment, locking down the boot process and ensuring that all subsequent operations and critical processes are verified and trustworthy. +The more advanced SiRoTs (such as OpenTitan) also provide a secure execution environment in which critical cryptographic key material may be stored and used post-boot (for example, for digital signing).

By placing the RoT at the hardware level in this way, designers are wisely choosing to make the root of trust explicit, embodied in a subsystem that is far more resistant to attacks than inherently compromised software-based approaches.

Why was it important for lowRISC and the OpenTitan project to adopt an open source model for silicon development?

Similar to open-source software, we strongly believe that open-source silicon:

  1. Enhances trust and security through design and implementation transparency — issues can be discovered early, the need for blind trust is reduced, and system audits are greatly facilitated.
  2. Enables and encourages innovation through contributions to the open-source design via a collaborative approach to design.
  3. Provides implementation choice and preserves a set of common interfaces and software compatibility guarantees through a common, open reference design.

Can you talk about how security works at the microchip level of a device and why a secure starting point for the system is essential to ensuring the integrity and authenticity of critical software components?

True security has to be anchored in trustworthy silicon, because once a system’s software is compromised by an attacker, any ‘defense’ implemented in that software (such as anti-virus, firewall, SBOM etc.) is (for obvious reasons!) relatively straightforward to circumvent.

By contrast, a SiRoT can:

  • Ensure that its device boots with the correct firmware and hasn’t been infected by low-level malware.
  • Provide a cryptographically unique machine identity, so an operator can verify that the device is legitimate.
  • Protect secrets such as encryption keys in a tamper-resistant manner, even for people with physical access (e.g., while a server or a device is being shipped through the supply chain).
  • Provide authoritative, tamper-evident audit records and other runtime security services.

Additionally the OpenTitan “Earl Grey” chip — and firmware — contains a number of sophisticated countermeasures against attack at different levels. +These are described in detail in its extensive documentation, and include hardening against fault injection and side-channel analysis, vectors that are normally out-of-scope for off-the-shelf application processors.

How does lowRISC engage with the broader community, including developers, researchers, and industry partners, to further the OpenTitan project?

Collaborative engineering is absolutely central to lowRISC’s mission — it’s what we do. Our full-stack development team works closely with official partners, academics, and the wider community on a daily basis.

When we publicly announced OpenTitan as the world’s first open-source RoT in 2019, we did so with support from a broad and growing set of friends and partners, including Google, G+D Mobile Security, ETH Zurich, Nuvoton, Winbond, Seagate, Western Digital, Rivos, and now zeroRISC. +We extend our heartfelt gratitude for their contributions and to the many individuals who have generously shared their expertise and creativity with us over the years.

lowRISC C.I.C. has been privileged to support this flourishing community since inception. +Our Silicon Commons™ methodology, developed with OpenTitan’s partners to support distributed open silicon collaboration, has enabled commits to grow from 2,500 at launch to over 20,000 today, with more than 200 contributors merging over 15,000 pull requests containing more than 1 million lines of code!

Many organizations are facing monumental challenges to securing IoT devices, especially in the age of AI. +It is critical now more than ever that the cybersecurity industry comes together against rising threats by focusing on the foundation of our systems first, and we believe OpenTitan’s open-source, commercially available silicon root of trust has a key part to play in that story. +In keeping with our collaborative approach, we encourage anyone involved with commissioning, developing or securing IoT devices to reach out with questions or requests for further information — our door is always open!

\ No newline at end of file diff --git a/news/index.html b/news/index.html index d2b251c2..2785b720 100644 --- a/news/index.html +++ b/news/index.html @@ -1,6 +1,7 @@ lowRISC News · lowRISC: Collaborative open silicon engineering

lowRISC News

OpenTitan® Partnership Makes History as First Open-Source Silicon Project to Reach Commercial Availability

Definitive Project Success is Result of Five Years of Strong Collaboration and Investment by the OpenTitan Coalition to Bring First Trustworthy, Transparent, Secure Silicon Platform to Market +

lowRISC News

SafetyDetectives Interview With Gavin Ferris - CEO at lowRISC

lowRISC’s CEO, Dr. Gavin Ferris, was recently interviewed by SafetyDetectives’ Shauli Zacks. The article is reproduced here by kind permission: +In an exclusive interview with SafetyDetectives, Gavin Ferris, CEO of lowRISC, shares invaluable insights into the transformative world of open-source silicon. lowRISC, a trailblazer in the field, not only champions the groundbreaking OpenTitan project but also fosters a collaborative ecosystem that includes tech giants and academic luminaries. This initiative marks a significant leap toward redefining hardware security through transparency and innovation.

Read More…

OpenTitan® Partnership Makes History as First Open-Source Silicon Project to Reach Commercial Availability

Definitive Project Success is Result of Five Years of Strong Collaboration and Investment by the OpenTitan Coalition to Bring First Trustworthy, Transparent, Secure Silicon Platform to Market CAMBRIDGE, England – February 13, 2024 – lowRISC C.I.C., the open silicon ecosystem organization, and the OpenTitan coalition today announced a historic milestone as the first open-source silicon project to reach commercial availability, with validated chips in hand. The capstone moment is the result of an unprecedented amount of support and investment by the nine coalition members, including Google, Winbond, Nuvoton, zeroRISC, Rivos, Western Digital, Seagate, ETH Zurich and Giesecke+Devrient, hosted by the non-profit lowRISC CIC.

Read More…

Unveiling Sonata: Affordable CHERI Hardware for Embedded Systems

The lowRISC®/Sunburst team are pleased to announce that the initial Sonata prototype boards have been manufactured by our wholly owned subsidiary NewAE and are currently being tested, marking a significant milestone towards our goal of making CHERI technology widely available to embedded systems engineers. lowRISC®’s Sonata Board - powered up and running! Ibex Inside The CHERIoT Ibex core lies at the heart of the Sonata system. Ibex is a production-quality, open-source 32-bit RISC-V CPU core, written in SystemVerilog.

Read More…

Sunburst Project Update

The Sunburst Project, supported by DSbD/UKRI grant (#107540), focuses on enhancing security within the embedded and operational technology (OpTe) sectors. Its primary goal is to promote the adoption of CHERIoT, an open-source microcontroller technology that integrates CHERI capabilities within the RISC-V architecture. @@ -11,7 +12,5 @@ CAMBRIDGE, United Kingdom – October 20, 2023 – lowRISC C.I.C., the open source system on chip (SoC) organization, today announced the commercial availability of two pieces of hardware crucial for research and development with OpenTitan, a project creating the world’s first open source silicon root of trust (RoT) designs. The NAE-CW310-K410T (Bergen Board) and the new, larger NAE-CW340-OTKIT (Luna Board) are now available for purchase exclusively from trusted global distributor Mouser, and addresses the overwhelming demand from OpenTitan partners, organizations and academic institutions wanting to run the full OpenTitan design — or subcomponents of that design — in a flexible FPGA-based emulation platform.

Read More…

lowRISC Extends UKRI’s Digital Security by Design Programme Support Into Operational Technology

UK Research and Innovation (UKRI) recently announced that its CHERI-based Digital Security by Design Programme (DSbD) technologies have already demonstrated significant value in sectors where high integrity, resilient, and safety-focused applications are paramount, including avionics, automotive and embedded systems. DSbD aims to provide foundational support to developers centred around a technology enhancement in the central processor (CPU): Capability Hardware Enhanced RISC Instructions, or (CHERI). CHERI has the potential to prevent around 2/3rds of current exploits, whilst simultaneously providing new software methods to help maintain the operational resilience and integrity of applications.

Read More…

OpenTitan

Ibex Inside: How and Why We Built OpenTitan’s RISC-V Core

OpenTitan® recently announced the RTL freeze of Earl Grey, the first chip tapeout of its open source silicon root of trust (RoT). The first engineering samples should be in our hands before the end of the year. OpenTitan’s mission is to provide a secure root of trust, which is complemented by a secure processor core. To address this need, we elevated one of the most widely deployed, highest quality RISC-V cores in academia to the industrial-level of quality characteristic of this project.

Read More…

OpenTitan’s RTL Freeze - Leveraging Transparency to Create Trustworthy Computing

We are delighted to announce an important development for OpenTitan®: RTL Freeze for the Earl Grey discrete, the first OpenTitan chip tapeout. This milestone is a source of immense pride for lowRISC and our OpenTitan partners, because it’s a concrete demonstration of the success of the Silicon Commons™ approach to making silicon radically more transparent and trustworthy. -In partnership with Nuvoton, a major TPM vendor, this RTL freeze means that the OpenTitan coalition will have engineering samples of the discrete silicon root of trust (RoT) this calendar year.

Read More…

A Major Milestone for OpenTitan

We are excited to announce today that the OpenTitan project has hit a major tapeout milestone: a feature freeze of its open-source RTL. -Together with our partners, we began the OpenTitan project in 2019 with the goal of producing the world’s first open-source silicon Root of Trust (RoT). With this new achievement we are a step closer to realising that goal. -Getting to this point has taken a lot of coordinated work, as we’ve had to navigate the many stumbling blocks that have traditionally made open-source silicon development a challenge.

Read More…

The text content on this website is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted. No license is granted for logos or other trademarks. Other content © lowRISC Contributors.

Privacy and cookies policy +In partnership with Nuvoton, a major TPM vendor, this RTL freeze means that the OpenTitan coalition will have engineering samples of the discrete silicon root of trust (RoT) this calendar year.

Read More…

\ No newline at end of file diff --git a/news/page/2/index.html b/news/page/2/index.html index 11278135..91be4ea5 100644 --- a/news/page/2/index.html +++ b/news/page/2/index.html @@ -1,6 +1,8 @@ lowRISC News · lowRISC: Collaborative open silicon engineering

lowRISC News

lowRISC wins OpenUK 2022 Awards Hardware Category

We are thrilled to have been selected as the winner of the OpenUK 2022 Awards Hardware Category and would like to thank OpenUK, the award sponsors StackPublishing, the judges and all our hard working staff at lowRISC without whom this would not be possible.

Read More…

Introducing the Foundation of True Security - the Silicon Root of Trust

Recent headlines about ransomware attacks, account phishing, and identity theft continue to underscore the critical importance of cybersecurity in our everyday lives. This has led to a growing awareness among most businesses and households of important mitigations like encryption, 2-factor authentication and verified software updates. But guess what? There’s an unsung hero behind all these safeguards that underpins their effectiveness: the silicon Root of Trust (RoT). +

lowRISC News

A Major Milestone for OpenTitan

We are excited to announce today that the OpenTitan project has hit a major tapeout milestone: a feature freeze of its open-source RTL. +Together with our partners, we began the OpenTitan project in 2019 with the goal of producing the world’s first open-source silicon Root of Trust (RoT). With this new achievement we are a step closer to realising that goal. +Getting to this point has taken a lot of coordinated work, as we’ve had to navigate the many stumbling blocks that have traditionally made open-source silicon development a challenge.

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lowRISC wins OpenUK 2022 Awards Hardware Category

We are thrilled to have been selected as the winner of the OpenUK 2022 Awards Hardware Category and would like to thank OpenUK, the award sponsors StackPublishing, the judges and all our hard working staff at lowRISC without whom this would not be possible.

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Introducing the Foundation of True Security - the Silicon Root of Trust

Recent headlines about ransomware attacks, account phishing, and identity theft continue to underscore the critical importance of cybersecurity in our everyday lives. This has led to a growing awareness among most businesses and households of important mitigations like encryption, 2-factor authentication and verified software updates. But guess what? There’s an unsung hero behind all these safeguards that underpins their effectiveness: the silicon Root of Trust (RoT). And yet, despite the vital role these RoTs play, few people, including even security professionals, are familiar with what a Root of Trust is — or in fact that it even exists.

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lowRISC Appoints Cybersecurity Expert Prof. Dr. Claudia Eckert to Board of Directors

CAMBRIDGE, United Kingdom, Oct. 5th, 2022 – lowRISC C.I.C., the open source system on a chip (SoC) organization, today announced the appointment of Prof. Dr. Claudia Eckert to its board of directors. Eckert holds the chair for IT Security in the Department of Computer Science at Technical University of Munich (TUM) and is director of the Fraunhofer Institute for Applied and Integrated Security (AISEC) in Munich, overseeing more than 220 researchers.

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Security Verification of an Open Source Hardware Root of Trust

OpenTitan is a powerful open source silicon root of trust project, designed from scratch as a transparent, trustworthy and secure implementation for enterprises, platform providers and chip manufacturers. Featuring numerous hardware security features ranging from secure boot and remote attestation to secure storage of private user data. The open source development model allows OpenTitan to serve as a vehicle for innovation in academia, but also as an effective commercial platform as well.

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lowRISC Acquires NewAE Technology, Adding Advanced Security Analysis Tools to the OpenTitan Platform

lowRISC C.I.C., the open source organization dedicated to bringing secure collaborative innovation to silicon development, today announced the acquisition of NewAE Technology, Inc., a privately-held designer and manufacturer of broadly accessible silicon security analysis tools. The acquisition brings added momentum to lowRISC, whose OpenTitan project – a collaboration between lowRISC, Google, Western Digital, Seagate and other commercial and academic partners – has created the first transparent, high-quality reference design and integration guidelines for silicon root of trust (RoT) chips.

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Andy Hopper knighted for services to Computer Technology

lowRISC is delighted that Andy Hopper, lowRISC’s independent chair, has been knighted for services to Computer Technology. @@ -8,5 +10,5 @@ The culture he created, and his interest in and support for doing things in non-standard ways, has helped to establish over 200 start-ups, including lowRISC CIC.

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OpenTitan at One Year

Last year, along with our partners, lowRISC announced OpenTitan, the world’s first open source silicon root of trust. The project has progressed rapidly since then. A recent Google Security Blog post detailed key milestones met, our growth in contributors, and revealed news of the first commercial OpenTitan tapeout. OpenTitan’s success demonstrates the value of the lowRISC collaborative engineering model, wherein our full-stack engineering team allows us to serve as an essential development hub.

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A birthday present for lowRISC: We won an OpenUK Award!

On October 20th, lowRISC CIC won in the Open Hardware category at the 2020 OpenUK Awards, describing lowRISC as “the jewel in the crown of the UK’s open silicon companies”. The OpenUK awards promote “UK Leadership in Open Technology”, and are given out by OpenUK, a UK-based not-for-profit company which supports open source collaboration and open technologies within the United Kingdom. On receiving the award, lowRISC CTO, Alex Bradbury, said “We’re incredibly grateful to have been recognised for our achievements and contributions to date.

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lowRISC's 2020 OpenUK Award

How we used differential testing to rapidly find and fix missed optimisation opportunities in LLVM's RISC-V backend

At this October 2020 LLVM Developers’ Meeting I presented a poster about how, with a surprisingly simple tool, we were able to rapidly identify, isolate, and fix a range of missed optimisation opportunities in LLVM’s RISC-V backend. -The tool works by generating random C programs, compiling each program with both Clang and GCC (targeting RISC-V) and comparing the assembly generated by both compilers. If it estimates that Clang/LLVM generated worse code than GCC then it saves that case for further analysis.

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GSoC Projects Successfully Completed

Time is ticking and summer is almost over already. With that, also our this years’ Google Summer of Code (GSoC) projects are coming to an end. A lot of open-source coding has been done, pull requests have been made, reviewed and merged. Experiments have been conducted, results were gathered, interpreted and presented. Bugs were found and fixed, and the resulting designs further improved. Both our students and mentors have been working hard and we are pleased to announce that both our two projects described below have been completed successfully.

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The text content on this website is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted. No license is granted for logos or other trademarks. Other content © lowRISC Contributors.

Privacy and cookies policy +The tool works by generating random C programs, compiling each program with both Clang and GCC (targeting RISC-V) and comparing the assembly generated by both compilers. If it estimates that Clang/LLVM generated worse code than GCC then it saves that case for further analysis.

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lowRISC News

GSoC Accepted Projects Announcement

We are pleased to announce that we will be mentoring two students as part of Google Summer of Code (GSoC). +

lowRISC News

GSoC Projects Successfully Completed

Time is ticking and summer is almost over already. With that, also our this years’ Google Summer of Code (GSoC) projects are coming to an end. A lot of open-source coding has been done, pull requests have been made, reviewed and merged. Experiments have been conducted, results were gathered, interpreted and presented. Bugs were found and fixed, and the resulting designs further improved. Both our students and mentors have been working hard and we are pleased to announce that both our two projects described below have been completed successfully.

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GSoC Accepted Projects Announcement

We are pleased to announce that we will be mentoring two students as part of Google Summer of Code (GSoC). We are looking forward to working with Flavien and Yuichi on features and tools to improve IP such as Ibex, our open-source RISC-V core. Flavien Solt: Simulated Memory Controller It is a common pitfall to misinterpret or incorrectly scale performance numbers derived from benchmarks run on an FPGA-based SoC design.

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Students for GSoC projects wanted

We are excited to be back as a mentoring organisation for Google Summer of Code (GSoC) and are currently looking for enthusiastic students interested in doing a project with us. The GSoC initiative gives students the opportunity to spend the summer break gaining real-world hardware and software development experience while earning a stipend from Google. If you’re a student interested in applying, we strongly recommend you read up on how GSoC works and study the Google Summer of Code Student Guide, which contains excellent advice on preparing a high quality proposal.

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At FOSDEM you can hear how we made our Ibex CPU core faster

I’ll be giving a talk in the RISC-V devroom at FOSDEM on Saturday 1st February, in which I’ll describe how we are analysing and improving the performance of the Ibex RISC-V CPU core. I’ll discuss how Verilator is used to simulate Ibex running CoreMark and Embench and how I’ve analysed these simulations to identify major sources of stalls. This is used to inform what improvements should be made. Yosys was used to analyse the impact on area and clock frequency from these changes.

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FOSDEM

lowRISC 101: Introduction to lowRISC at the RISC-V Summit

With the recent announcement of OpenTitan, we at lowRISC had many great conversations about the work we do to produce high-quality open source hardware and software. A great place to continue these discussions is the RISC-V Summit in San Jose, CA (Dec 10 - 12, 2019). lowRISC will showcase its work in the conference track and in the exhibit hall. At booth 101, lowRISC will showcase its recent work and our engineers will be around to answer your questions.

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Get started with OpenTitan

Interested in trying out the recently announced OpenTitan? We’ve put together a video that goes through an overview of how the OpenTitan prototype system is put together and how to get up and running with our pre-built release (providing simulator binaries and pre-built FPGA images for the Nexys Video Artix-7 board). It follows the steps from the OpenTitan Quickstart Guide. @@ -8,5 +8,5 @@ This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon RoT.

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OpenTitan

lowRISC Collaborates with Industry Leaders to Create OpenTitan

Organisations aim to make the hardware root more transparent, trustworthy, and secure for everyone. CAMBRIDGE, England–(BUSINESS WIRE)–lowRISC C.I.C., the open source silicon and tools collaborative engineering company, today announced that it has partnered with ETH Zürich, Google, G+D Mobile Security, Nuvoton Technology and Western Digital in support of OpenTitan, an open source hardware root of trust (RoT) reference design and integration guidelines that enable chip producers and platform providers to build transparently implemented, high-quality hardware RoT chips tailored for data center servers and other devices.

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Andy Hopper joins lowRISC CIC Board as Independent Chair

Today, we are delighted to announce that Professor Andy Hopper, CBE FRS FIET FREng, has joined the lowRISC Board of Directors as Independent Chair. “I’m delighted to be joining lowRISC CIC,” said Prof. Hopper, speaking today from Cambridge UK, “As digital systems pervade every aspect of our lives trust and transparency become crucial. An open source approach allows for public inspection of the principles and implementations being used. I believe the future of digital systems will be underpinned by not for profit organisations that provide design transparency and enable real innovation.

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Andy Hopper

Introducing Greg & Tom

Greg Chadwick and Tom Roberts recently joined lowRISC’s growing engineering team. They’ve both taken some time to share a little about what they’re doing at lowRISC and what motivated them to join. -Greg “It’s an exciting time to join the lowRISC team! Our Ibex core provides a solid foundation and clearly demonstrates the value of open source silicon, which I’m excited to be working on. My work so far has focused on the performance of Ibex; whilst it’s not intended as a high performance core there are various things we can do to improve it without major impact to area or power.

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Ibex on FPGA - Get stuff executed

Our microcontroller-class RISC-V processor core Ibex for sure is a solid base with which to start your own project. Over the past months, we have invested a lot of effort in making the design more mature. This includes refactoring the RTL to make the design more understandable and programmer friendly, adding UVM-based verification to the source tree, but also integrating support for the RISC-V compliance suite and enabling publicly visible, open-source powered continuous integration (CI) to keep the design stable.

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Ibex on the Nexys Video FPGA board

The text content on this website is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted. No license is granted for logos or other trademarks. Other content © lowRISC Contributors.

Privacy and cookies policy +Greg “It’s an exciting time to join the lowRISC team! Our Ibex core provides a solid foundation and clearly demonstrates the value of open source silicon, which I’m excited to be working on. My work so far has focused on the performance of Ibex; whilst it’s not intended as a high performance core there are various things we can do to improve it without major impact to area or power.

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lowRISC News

Ibex: Code with Confidence

Ibex, our small RISC-V core, is constantly changing. Roughly 50 percent of the RTL was refactored recently! We added features, tests, and cleaned the code up. We and our collaborators were able to make these changes (mostly) without breaking Ibex because we invested in testing: earlier this year we added UVM-based verification to the tree, and we run these tests after every change. We run static code analysis to catch common programming bugs.

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Six more weeks of Ibex development - what's new?

In the past months, we have invested considerable effort in improving our RISC-V core Ibex. This 2-stage, in-order, 32-bit microcontroller-class CPU core was contributed to us by ETH Zürich in December 2018, with activity really ramping up since May. Having been taped out multiple times (as zero-riscy) in a mix of academic and industry projects, it came to us as a relatively mature code base. Despite this, we have continued to invest in improving its design and maintainability.

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Ibex cleaning up

Large-scale RISC-V LLVM testing with Buildroot

A few years ago lowRISC started developing a new LLVM backend targeting RISC-V. Rather than copying and modifying an existing backend, in an ad hoc fashion, we started from scratch and proceeded systematically. This approach proved successful in producing a high-quality codebase. We recently announced on the llvm-dev mailing list that the backend is now reaching stability and could be promoted from its current status of experimental to an official target.

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The RISC-V LLVM backend in Clang/LLVM 9.0

On Monday I proposed promoting the upstream RISC-V LLVM backend from “experimental” to “official” for the LLVM 9.0 release. Responses so far are extremely positive, and we’re working to ensure this is a smooth process. This means that from 9.0, the RISC-V backend will be built by default for LLVM, making it usable out of the box for standard LLVM/Clang builds. As well as being more convenient for end users, this also makes it significantly easier for e.

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Introducing Sam

On June 1st, Sam Elliott followed Laura and Pirmin in becoming lowRISC’s newest employee. A few weeks into his new role, he shares why he joined lowRISC and what he’s been doing since he started. +

lowRISC News

Ibex on FPGA - Get stuff executed

Our microcontroller-class RISC-V processor core Ibex for sure is a solid base with which to start your own project. Over the past months, we have invested a lot of effort in making the design more mature. This includes refactoring the RTL to make the design more understandable and programmer friendly, adding UVM-based verification to the source tree, but also integrating support for the RISC-V compliance suite and enabling publicly visible, open-source powered continuous integration (CI) to keep the design stable.

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Ibex on the Nexys Video FPGA board

Ibex: Code with Confidence

Ibex, our small RISC-V core, is constantly changing. Roughly 50 percent of the RTL was refactored recently! We added features, tests, and cleaned the code up. We and our collaborators were able to make these changes (mostly) without breaking Ibex because we invested in testing: earlier this year we added UVM-based verification to the tree, and we run these tests after every change. We run static code analysis to catch common programming bugs.

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Six more weeks of Ibex development - what's new?

In the past months, we have invested considerable effort in improving our RISC-V core Ibex. This 2-stage, in-order, 32-bit microcontroller-class CPU core was contributed to us by ETH Zürich in December 2018, with activity really ramping up since May. Having been taped out multiple times (as zero-riscy) in a mix of academic and industry projects, it came to us as a relatively mature code base. Despite this, we have continued to invest in improving its design and maintainability.

Read More…

Ibex cleaning up

Large-scale RISC-V LLVM testing with Buildroot

A few years ago lowRISC started developing a new LLVM backend targeting RISC-V. Rather than copying and modifying an existing backend, in an ad hoc fashion, we started from scratch and proceeded systematically. This approach proved successful in producing a high-quality codebase. We recently announced on the llvm-dev mailing list that the backend is now reaching stability and could be promoted from its current status of experimental to an official target.

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The RISC-V LLVM backend in Clang/LLVM 9.0

On Monday I proposed promoting the upstream RISC-V LLVM backend from “experimental” to “official” for the LLVM 9.0 release. Responses so far are extremely positive, and we’re working to ensure this is a smooth process. This means that from 9.0, the RISC-V backend will be built by default for LLVM, making it usable out of the box for standard LLVM/Clang builds. As well as being more convenient for end users, this also makes it significantly easier for e.

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Introducing Sam

On June 1st, Sam Elliott followed Laura and Pirmin in becoming lowRISC’s newest employee. A few weeks into his new role, he shares why he joined lowRISC and what he’s been doing since he started. “I joined lowRISC CIC as a Compiler Developer, working on the RISC-V LLVM backend, and so far I’m enjoying working on the team! Prior to lowRISC, I worked as a compilers and programming languages researcher at the University of Washington, where I completed my Masters degree.

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lowRISC at Week of Open Source Hardware

Pretty much the whole team is in Zurich this week for the RISC-V Workshop and inaugural Week of Open Source Hardware, with a packed programme that got off to a start today and which runs all the way through to Friday afternoon. This morning lowRISC board member, Professor Luca Benini, gave a RISC-V Workshop keynote entitled, Energy efficient computing from Exascale to MicroWatts: The RISC-V playground. Our friends and close collaborators at PULP Platform are giving a number of talks this week and, we’re pleased to say, so are members of the lowRISC team!

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lowRISC enamel badge

An update on Ibex, our microcontroller-class CPU core

At the beginning of many chips projects, there’s a dream. Could we create a more future-proof chip by embedding an FPGA fabric into it? Could we measure glucose levels more accurately by integrating a small bio lab onto a chip? Could we more reliably recognize kittens in a set of pictures by implementing neural network inference in hardware? In implementation, this dream becomes a piece of hardware, with digital or analog logic, sensors, actuators, and much more.

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Ibex block diagram

Introducing Pirmin & Laura

Pirmin Vogel and Laura James both joined lowRISC on May 1st this year. A few weeks in to their new roles, they each share thoughts on what attracted them to work at lowRISC. Pirmin: “After having traveled around the world for 6 months, I finally started my new position as hardware/software engineer at lowRISC C.I.C. in Cambridge at the beginning of May. At lowRISC, we are working on open-source hardware/software ecosystems with a fully open-sourced, Linux-capable, RISC-V-based SoC being the ultimate goal.

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Onwards and upwards at lowRISC

If you haven’t checked it out yet, be sure to take a look at our press release and the corresponding Google blog post. This industry support and growth of our board is a huge step forwards for lowRISC. As Royal Hansen, vice president of Security, Google, said: -"Google believes that open source is good for everyone. To further our commitment, we are investing both capital and engineering resources to create a sustainable open source hardware ecosystem.

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lowRISC Expands and Appoints New Members to the Board of Directors from Google and ETH Zurich

London, England - lowRISC C.I.C., the open source system on a chip (SoC) organisation, today announced that Prof. Luca Benini (ETH Zurich), Dominic Rizzo (Google) and Ron Minnich (Google) have joined its board of directors. The announcement coincides with a new phase of hiring by lowRISC with the goal of significantly increasing the size of its Cambridge-based engineering team during 2019. -lowRISC is a not-for-profit, community-driven organisation working to provide a high quality, security-enabling, open SoC base for derivative designs.

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lowRISC Board

The text content on this website is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted. No license is granted for logos or other trademarks. Other content © lowRISC Contributors.

Privacy and cookies policy +"Google believes that open source is good for everyone. To further our commitment, we are investing both capital and engineering resources to create a sustainable open source hardware ecosystem.

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lowRISC News

lowRISC at the SiFive Symposium in Cambridge

Several lowRISC team members attended the SiFive Symposium in our home town of Cambridge on May 13th 2019, a lovely sunny day. +

lowRISC News

lowRISC Expands and Appoints New Members to the Board of Directors from Google and ETH Zurich

London, England - lowRISC C.I.C., the open source system on a chip (SoC) organisation, today announced that Prof. Luca Benini (ETH Zurich), Dominic Rizzo (Google) and Ron Minnich (Google) have joined its board of directors. The announcement coincides with a new phase of hiring by lowRISC with the goal of significantly increasing the size of its Cambridge-based engineering team during 2019. +lowRISC is a not-for-profit, community-driven organisation working to provide a high quality, security-enabling, open SoC base for derivative designs.

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lowRISC Board

lowRISC at the SiFive Symposium in Cambridge

Several lowRISC team members attended the SiFive Symposium in our home town of Cambridge on May 13th 2019, a lovely sunny day. Imagination Technologies were co-hosting with SiFive, and we heard from both companies. Krste Asanovic, chairman of the board at the RISC-V Foundation, gave a great introduction to RISC-V and progress so far. Naveed Sherwani, CEO of SiFive, talked us through their silicon design platform and future services. We also heard from SecureRF and IAR Systems.

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lowRISC 0-6 milestone release

The lowRISC 0.6 milestone release is now available. This release includes an updated version of the Rocket RISC-V core, a higher core clock frequency, JTAG debugging support, Ethernet improvements, and more. See the release notes, for full details. We’ve also taken the opportunity to re-organise our documentation, adding an easy to follow quick-start guide. Our next development focus is to add support for dropping in the Ariane RISC-V design (from ETH Zurich) as an alternative to Rocket.

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Barcelona RISC-V Workshop: Day Two

The eighth RISC-V workshop is continuing today in Barcleona. As usual, I’ll be keeping a semi-live blog of talks and announcements throughout the day. Look back here for the day one live blog. @@ -13,6 +14,5 @@ Celerity: An Open Source 511-core RISC-V Tiered Accelerator Fabric: Michael Taylor Built in only 9 months. Celerity is an accelerator-centric SoC with a tiered accelertor fabric. Implemented in TSMC 16nm FFC. 25mm2 die area, 385M transistors Why 511 RISC-V cores? 5 Linux-capable RV64G Rocket cores, 496-core RV32IM mesh tiled area “manycore”, 10-core RV32IM mesh tiled array (low voltage).

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Seventh RISC-V Workshop: Day One

The seventh RISC-V workshop is going on today and tomorrow at Western Digital in Milpitas. I’ll be keeping a semi-live blog of talks and announcements throughout the day. Follow here for the day two live blog. Introduction: Rick O’Connor Workshop is sold out, 498 attendees registered representing 138 companies and 35 universities. There will be 47 sessions squeezed into 12 and 24 minute increments, plus 26 poster / demo sessions.

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GSoC 2017 student report: core lockstep for minion cores

This year, as part of Google Summer of Code we had the pleasure of working with Nikitas Chronas. Alongside his degree studies, Nikitas had become involved with the Libre Space Foundation and developed a strong interest in the possibility of open source hardware in CubeSats. Fault tolerance of some sort is important for harsh environments, and Nikitas worked to add fault tolerance through the implementation of core lockstep for the PULPino-based minion core subsystem.

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Moving RISC-V LLVM forwards

A high quality, upstream RISC-V backend for LLVM is perhaps the most frequently requested missing piece of the RISC-V software ecosystem. This blog post provides an update on the rapid progress we’ve been making towards that goal, outlines next steps and upcoming events, and tries to better explain the approach that we’re taking. As always, you can track status here and find the code here. -Status I’ve been able to make substantial progress since the last update.

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lowRISC tagged memory OS enablement

This summer, we were fortunate enough to have Katherine Lim join the lowRISC team at the University of Cambridge Computer Laboratory as an intern. Katherine’s focus was on operating system and software enabled for lowRISC’s tagged memory, building upon our most recent milestone release. As Katherine’s detailed write-up demonstrates, it’s been a very productive summer. -The goal of this internship was to take the lowRISC hardware release, and demonstrate kernel support and software support for the hardware tagged memory primitives.

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lowRISC News

We're hiring! Work on making open source hardware a reality

We are looking for a talented hardware engineer to join the lowRISC team and help make our vision for an open source, secure, and flexible SoC a reality. Apply now! +

lowRISC News

lowRISC tagged memory OS enablement

This summer, we were fortunate enough to have Katherine Lim join the lowRISC team at the University of Cambridge Computer Laboratory as an intern. Katherine’s focus was on operating system and software enabled for lowRISC’s tagged memory, building upon our most recent milestone release. As Katherine’s detailed write-up demonstrates, it’s been a very productive summer. +The goal of this internship was to take the lowRISC hardware release, and demonstrate kernel support and software support for the hardware tagged memory primitives.

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We're hiring! Work on making open source hardware a reality

We are looking for a talented hardware engineer to join the lowRISC team and help make our vision for an open source, secure, and flexible SoC a reality. Apply now! lowRISC C.I.C. is a not-for-profit company that aims to demonstrate, promote and support the use of open-source hardware. The lowRISC project was established in 2014 with the aim of bringing the benefits of open-source to the hardware world. It is working to do this by producing a high quality, secure, open, and flexible System-on-Chip (SoC) platform.

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Building upstream RISC-V GCC+binutils+newlib: the quick and dirty way

There are a number of available options for building a RISC-V GCC toolchain. You might use the build system from the riscv/riscv-tools repository, or investigate toolchain generators such as crosstool-ng. However in the case of riscv-tools, it’s not always clear how this corresponds to the code in the relevant upstream projects. When investigating a potential bug, you often just want to build the latest upstream code with as little fuss as possible.

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lowRISC 0-4 milestone release

The lowRISC 0.4 milestone release is now available. The various changes are best described in our accompanying documentation, but in summary this release: Moves forward our support for tagged memory by re-integrating the tag cache, reducing overhead with a hierarchical scheme. This will significantly reduce caches misses caused by tagged memory accesses where tags are distributed sparsely. Integrates support for specifying and configuring tag propagation and exception behaviour. A PULPino based “minion core” has been integrated, and is used to provide peripherals such as the SD card interface, keyboard, and VGA tex display (when using the Nexys4 DDR FPGA development board).

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Apply now for GSoC 2017

We are very grateful for being selected again to take part as a mentoring organisation in the Google Summer of Code, now for the third year running. If you are a student who would like to be paid to work on open source during the summer, then take a look at the lowRISC ideas list and apply. The deadline for applications is 4pm UTC on April 3rd. We’re always very interested in ideas suggested by students, and encourage you to share them on our discussion list for feedback before making a proposal.

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2017 NetFPGA Design Challenge

As most of you know, the majority of full-time development on lowRISC takes place at the University of Cambridge Computer Laboratory. However, we’re far from the only open source hardware activity at the University. Our colleagues on the NetFPGA project have an open source design challenge that many readers of this blog might be interested in. See the design challenge website, or read below for more details: We are pleased to announce the 2017 NetFPGA Design Challenge!

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lowRISC Q+A

Yesterday, lowRISC triggered a lot of discussion when someone submitted it to Hacker News. The comment thread became something of an impromptu Q+A about our project direction and status. I thought it was worth linking to it here and highlighting the discussion for a wider audience. If you have any additional questions, then feel free to comment on this blog post or else, as always, drop by our mailing list.

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Fifth RISC-V Workshop: Day Two

Today is the second day of the fifth RISC-V workshop. I’ll be keeping a semi-live blog of talks and announcements throughout the day. OpenSoC System Architect: Farzad Fatollahi-Fard Current architectures are wasteful. Only a small fraction of chip area goes to computation. For both GoblinCore and OpenHPC, ended up doing a lot of similar work to achieve only a point design. Why not make a generator to avoid repeating the same steps?

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Fifth RISC-V Workshop: Day One

The fifth RISC-V workshop is going on today and tomorrow at the Google’s Quad Campus in Mountain View. I’ll be keeping a semi-live blog of talks and announcements throughout the day. Introduction: Rick O’Connor and Dom Rizzo This workshop is yet again bigger than the last. 350+ attendees, 107 companies, 29 universities. The next workshop will be May 9th-10 in Shanghai, China. RISC-V at UC San Diego: Michael Taylor Startup software stacks today look a light like an iceberg.

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Generating a Gantt chart from HJSON input

This blog post is a slight departure from the normal topics here. Worry not, we’ll return to discussing Verilog, Chisel, and low-level software work soon. I wrote a quick script to help serve a need (producing a Gantt chart) and thought perhaps others would find it useful. -There are a wide range of online services to help produce and maintain Gantt charts, but none quite offered what I was looking for.

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Example Gantt Chart

lowRISC+IMC internship: second update

This is the second update from our team of interns, comprised of four University of Cambridge undergrads. Their work is kindly sponsored by IMC Financial Markets who are also helping to advise this summer project. -At the time of our last blog post, we had just finished VGA and were working on implementing the frame buffer. Over the last 2 weeks, we have made significant progress, completing the frame buffer and starting video decode.

Read More…

\ No newline at end of file diff --git a/news/page/7/index.html b/news/page/7/index.html index 61b433ed..3027a501 100644 --- a/news/page/7/index.html +++ b/news/page/7/index.html @@ -1,10 +1,10 @@ lowRISC News · lowRISC: Collaborative open silicon engineering

lowRISC News

Notes from the fourth RISC-V workshop

Many of the lowRISC team (Robert Mullins, Wei Song, and Alex Bradbury) have been in Boston this week for the fourth RISC-V workshop. By any measure, this has been a massive success with over 250 attendees representing 63 companies and 42 Universities. Wei presented our most recent work on integrating trace debug, which you’ll soon be able to read much more about here (it’s worth signing up to our announcement list if you want to be informed of each of our releases).

Read More…

lowRISC / IMC internship week one - VGA output

Begnning on Monday, June 27th, we had a team of four University of Cambridge undergrads begin a 10 week internship working on the lowRISC project at the Computer Laboratory, kindly sponsored by IMC Financial Markets (who are also helping to advise this project). The team will be blogging regularly over the course of the summer - I’ll pass over to them to introduce themselves. +

lowRISC News

lowRISC+IMC internship: second update

This is the second update from our team of interns, comprised of four University of Cambridge undergrads. Their work is kindly sponsored by IMC Financial Markets who are also helping to advise this summer project. +At the time of our last blog post, we had just finished VGA and were working on implementing the frame buffer. Over the last 2 weeks, we have made significant progress, completing the frame buffer and starting video decode.

Read More…

Notes from the fourth RISC-V workshop

Many of the lowRISC team (Robert Mullins, Wei Song, and Alex Bradbury) have been in Boston this week for the fourth RISC-V workshop. By any measure, this has been a massive success with over 250 attendees representing 63 companies and 42 Universities. Wei presented our most recent work on integrating trace debug, which you’ll soon be able to read much more about here (it’s worth signing up to our announcement list if you want to be informed of each of our releases).

Read More…

lowRISC / IMC internship week one - VGA output

Begnning on Monday, June 27th, we had a team of four University of Cambridge undergrads begin a 10 week internship working on the lowRISC project at the Computer Laboratory, kindly sponsored by IMC Financial Markets (who are also helping to advise this project). The team will be blogging regularly over the course of the summer - I’ll pass over to them to introduce themselves. After some initial brainstorming, we decided to aim to extend the current lowRISC SoC design to enable video output, with the final goal of playing video smoothly at a resolution of 640x480 on FPGA.

Read More…

Announcing the LibreCores design contest and ORConf 2016

Our friends and collaborators at the Free and Open Source Silicon Foundation have launched the LibreCores design contest. This is a student design contest which aims to recognise and reward contributions to the open source hardware ecosystem. The main evaluation criteria are: Openness. Your work must be published under an established Open Source license. Reusability. How easily can your work be used and modified by someone else? Is it well documented?

Read More…

lowRISC's 2016 Google Summer of Code Students

The 2016 Google Summer of Code is now underway and we’re delighted to be working with five students, covering a variety of interesting projects. They have all introduced themselves over the past few weeks on our project mailing list. Many thanks to everyone who applied, to the mentors who volunteered, and to Google for sponsoring this programme. If your application was unsuccessful, I hope you’ll try again next year. The projects for lowRISC in the 2016 GSoC are:

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Apply now to work with lowRISC in Google Summer of Code

We are very grateful to have been selected to take part as a mentoring organisation in the Google Summer of Code for the second year running. As with last year, we’re working with a number of friends from across the wider open source hardware community to act as an umbrella for a range of hardware-related projects. If you are a student who would like to be paid to work on open source during the summer, then take a look at the lowRISC ideas list and apply.

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Third RISC-V Workshop: Day Two

Today is the second day of the third RISC-V workshop. Again, I’ll be keeping a semi-live blog of talks and announcements throughout the day. See here for notes from the first day. RISC-V ASIC and FPGA implementations: Richard Herveille Look for freedom of design. Want to free migrate between FPGAs, structured ASICs, standard cell ASICs Want to make it easier to migrate FPGAs to ASICs for advantages in price, performance, power, IP protection.

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Third RISC-V Workshop: Day One

The third RISC-V workshop is going on today and tomorrow at the Oracle Conference Center, California. I’ll be keeping a semi-live blog of talks and announcements throughout the day. See here for notes from the second day. -Introductions and RISC-V Foundation Overview: Rick O’Connor Save the date, the 4th RISC-V workshop will be July 12th-13th at the MIT CSAIL/Stata Center. In August 2015, articles of incorporation were filed to create a non-profit RISC-V Foundation to govern the ISA.

Read More…

Untethered lowRISC release

Over the past several months, we’ve been working to provide a standalone or ‘untethered’ SoC. Cores in the original Rocket chip rely on communicating with a companion processor via the host-target interface (HTIF) to access peripherals and I/O. This release removes this requirement, adding an I/O bus and instantiating FPGA peripherals. The accompanying tutorial, written by Wei Song, describes how to build this code release and explains the underlying structural changes.

Read More…

lowRISC at ORConf 2015

Please join us October 9th-11th in Geneva, Switzerland for ORConf 2015. The event is kindly being hosted by CERN at the IdeaSquare. Last year’s ORConf was home to the first public talk on lowRISC and we’re delighted this year it will also be hosting a series of lowRISC and RISC-V discussions, serving as a European lowRISC and RISC-V workshop. ORConf has in recent years grown to cover a range of open source hardware topics beyond the original OpenRISC focus.

Read More…

Second RISC-V Workshop: Day Two

It’s the second day of the second RISC-V workshop today in Berkeley, California. I’ll be keeping a semi-live blog of talks and announcements throughout the day. -Z-scale. Tiny 32-bit RISC-V Systems: Yunsup Lee Z-Scale is a family of tiny cores, similar in spirit to the ARM Cortex-M family. It integrates with the AHB-Lite interconnect. Contrast to Rocket (in-order cores, 64-bit, 32-bit, dual-issue options), and BOOM (a family of out-of-order cores).

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The text content on this website is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted. No license is granted for logos or other trademarks. Other content © lowRISC Contributors.

Privacy and cookies policy +Introductions and RISC-V Foundation Overview: Rick O’Connor Save the date, the 4th RISC-V workshop will be July 12th-13th at the MIT CSAIL/Stata Center. In August 2015, articles of incorporation were filed to create a non-profit RISC-V Foundation to govern the ISA.

Read More…

Untethered lowRISC release

Over the past several months, we’ve been working to provide a standalone or ‘untethered’ SoC. Cores in the original Rocket chip rely on communicating with a companion processor via the host-target interface (HTIF) to access peripherals and I/O. This release removes this requirement, adding an I/O bus and instantiating FPGA peripherals. The accompanying tutorial, written by Wei Song, describes how to build this code release and explains the underlying structural changes.

Read More…

lowRISC at ORConf 2015

Please join us October 9th-11th in Geneva, Switzerland for ORConf 2015. The event is kindly being hosted by CERN at the IdeaSquare. Last year’s ORConf was home to the first public talk on lowRISC and we’re delighted this year it will also be hosting a series of lowRISC and RISC-V discussions, serving as a European lowRISC and RISC-V workshop. ORConf has in recent years grown to cover a range of open source hardware topics beyond the original OpenRISC focus.

Read More…

\ No newline at end of file diff --git a/news/page/8/index.html b/news/page/8/index.html index 9c4b02b0..04e0c7bc 100644 --- a/news/page/8/index.html +++ b/news/page/8/index.html @@ -1,5 +1,6 @@ lowRISC News · lowRISC: Collaborative open silicon engineering

lowRISC News

Second RISC-V Workshop: Day One

The second RISC-V workshop is going on today and tomorrow in Berkeley, California. I’ll be keeping a semi-live blog of talks and announcements throughout the day. +

lowRISC News

Second RISC-V Workshop: Day Two

It’s the second day of the second RISC-V workshop today in Berkeley, California. I’ll be keeping a semi-live blog of talks and announcements throughout the day. +Z-scale. Tiny 32-bit RISC-V Systems: Yunsup Lee Z-Scale is a family of tiny cores, similar in spirit to the ARM Cortex-M family. It integrates with the AHB-Lite interconnect. Contrast to Rocket (in-order cores, 64-bit, 32-bit, dual-issue options), and BOOM (a family of out-of-order cores).

Read More…

Second RISC-V Workshop: Day One

The second RISC-V workshop is going on today and tomorrow in Berkeley, California. I’ll be keeping a semi-live blog of talks and announcements throughout the day. Introductions and welcome: Krste Asanović The beginning of Krste’s talk will be familiar for anyone who’s seen an introduction to RISC-V before. Pleasingly, there are a lot of new faces here at the workshop so the introduction of course makes a lot of sense.

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Summer of Code students for lowRISC

lowRISC was fortunate enough to be chosen as a mentoring organisation in this year’s Google Summer of Code. The Google Summer of Code program funds students to work on open source projects over the summer. We had 52 applications across the range of project ideas we’ve been advertising. As you can see from the range of project ideas, lowRISC is taking part as an umbrella organisation, working with a number of our friends in the wider open source software and hardware community.

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lowRISC tagged memory preview release

We’re pleased to announce the first lowRISC preview release, demonstrating support for tagged memory as described in our memo. Our ambition with lowRISC is to provide an open-source System-on-Chip platform for others to build on, along with low-cost development boards featuring a reference implementation. Although there’s more work to be done on the tagged memory implementation, now seemed a good time to document what we’ve done in order for the wider community to take a look.

Read More…

\ No newline at end of file diff --git a/page/10/index.html b/page/10/index.html index 2509ee80..84465c39 100644 --- a/page/10/index.html +++ b/page/10/index.html @@ -1,7 +1,7 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

Generating a Gantt chart from HJSON input

This blog post is a slight departure from the normal topics here. Worry not, we’ll return to discussing Verilog, Chisel, and low-level software work soon. I wrote a quick script to help serve a need (producing a Gantt chart) and thought perhaps others would find it useful. -There are a wide range of online services to help produce and maintain Gantt charts, but none quite offered what I was looking for.

Read More…

Example Gantt Chart
open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

Fifth RISC-V Workshop: Day One

The fifth RISC-V workshop is going on today and tomorrow at the Google’s Quad Campus in Mountain View. I’ll be keeping a semi-live blog of talks and announcements throughout the day. +Introduction: Rick O’Connor and Dom Rizzo This workshop is yet again bigger than the last. 350+ attendees, 107 companies, 29 universities. The next workshop will be May 9th-10 in Shanghai, China. RISC-V at UC San Diego: Michael Taylor Startup software stacks today look a light like an iceberg.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/11/index.html b/page/11/index.html index c3d01c7b..249f1340 100644 --- a/page/11/index.html +++ b/page/11/index.html @@ -1,7 +1,7 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

Announcing the LibreCores design contest and ORConf 2016

Our friends and collaborators at the Free and Open Source Silicon Foundation have launched the LibreCores design contest. This is a student design contest which aims to recognise and reward contributions to the open source hardware ecosystem. The main evaluation criteria are: -Openness. Your work must be published under an established Open Source license. Reusability. How easily can your work be used and modified by someone else? Is it well documented?

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

lowRISC / IMC internship week one - VGA output

Begnning on Monday, June 27th, we had a team of four University of Cambridge undergrads begin a 10 week internship working on the lowRISC project at the Computer Laboratory, kindly sponsored by IMC Financial Markets (who are also helping to advise this project). The team will be blogging regularly over the course of the summer - I’ll pass over to them to introduce themselves. +After some initial brainstorming, we decided to aim to extend the current lowRISC SoC design to enable video output, with the final goal of playing video smoothly at a resolution of 640x480 on FPGA.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/12/index.html b/page/12/index.html index 9d64edb0..6a57dad3 100644 --- a/page/12/index.html +++ b/page/12/index.html @@ -1,8 +1,7 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

Open SoC Debug Software

Building the Open SoC Debug software is currently done manually, but it only involves a few steps. -Build glip software First you need to build and install the glip software to connect to the FPGA or simulation. -cd $TOP/opensocdebug/glip ./autogen.sh mkdir build; cd build ../configure --prefix=$OSD_ROOT --enable-tcp --enable-uart make && make install Build Open SoC Debug software Then the actual Open SoC Debug software is installed. You can leave out the python bindings, but you will loose a very convenient way to interact with the debug system.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

Generic lowRISC setup

This part is identical to the previous tutorial, simply perform those steps: +Install Xilinx Vivado Install Verilator Compile and install RISC-V cross-compiler

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/13/index.html b/page/13/index.html index 84c3db5f..bdaec438 100644 --- a/page/13/index.html +++ b/page/13/index.html @@ -1,6 +1,7 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

Untethered lowRISC release

Over the past several months, we’ve been working to provide a standalone or ‘untethered’ SoC. Cores in the original Rocket chip rely on communicating with a companion processor via the host-target interface (HTIF) to access peripherals and I/O. This release removes this requirement, adding an I/O bus and instantiating FPGA peripherals. The accompanying tutorial, written by Wei Song, describes how to build this code release and explains the underlying structural changes.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

Third RISC-V Workshop: Day One

The third RISC-V workshop is going on today and tomorrow at the Oracle Conference Center, California. I’ll be keeping a semi-live blog of talks and announcements throughout the day. See here for notes from the second day. +Introductions and RISC-V Foundation Overview: Rick O’Connor Save the date, the 4th RISC-V workshop will be July 12th-13th at the MIT CSAIL/Stata Center. In August 2015, articles of incorporation were filed to create a non-profit RISC-V Foundation to govern the ISA.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/14/index.html b/page/14/index.html index 6a854462..c99caafb 100644 --- a/page/14/index.html +++ b/page/14/index.html @@ -1,6 +1,7 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

Install Xilinx Vivado

Download and install Xilinx Vivado The Xilinx Vivado design suite can be downloaded from http://www.xilinx.com/support/download.html free of charge for registered users (registration is also free). For Ubuntu Linux, we recommend Vivado 2015.4. During the installation process, when asked for “Select Edition to Install”, please choose “Vivado Design Edition”. When choosing which packages to install, please add “Software Development Kit”. It is not required to install Xilinx Vivado in system directories, so choose any installation directory preferred.

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open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

Install Verilator

Verilator Verilator is written by Wilson Snyder (wsnyder@wsnyder.org), with Duane Galbi and Paul Wasson (pmwasson@gmail.com). +“Verilator is the fastest free Verilog HDL simulator, and beats most commercial simulators. It compiles synthesizable Verilog (not test-bench code!), plus some PSL, SystemVerilog and Synthesis assertions into C++ or SystemC code. It is designed for large projects where fast simulation performance is of primary concern, and is especially well suited to generate executable models of CPUs for embedded software design teams.

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open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/15/index.html b/page/15/index.html index c5bc1964..a5ee7461 100644 --- a/page/15/index.html +++ b/page/15/index.html @@ -1,7 +1,6 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

Second RISC-V Workshop: Day Two

It’s the second day of the second RISC-V workshop today in Berkeley, California. I’ll be keeping a semi-live blog of talks and announcements throughout the day. -Z-scale. Tiny 32-bit RISC-V Systems: Yunsup Lee Z-Scale is a family of tiny cores, similar in spirit to the ARM Cortex-M family. It integrates with the AHB-Lite interconnect. Contrast to Rocket (in-order cores, 64-bit, 32-bit, dual-issue options), and BOOM (a family of out-of-order cores).

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

lowRISC at ORConf 2015

Please join us October 9th-11th in Geneva, Switzerland for ORConf 2015. The event is kindly being hosted by CERN at the IdeaSquare. Last year’s ORConf was home to the first public talk on lowRISC and we’re delighted this year it will also be hosting a series of lowRISC and RISC-V discussions, serving as a European lowRISC and RISC-V workshop. ORConf has in recent years grown to cover a range of open source hardware topics beyond the original OpenRISC focus.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/16/index.html b/page/16/index.html index 9c49eafa..df18fbe7 100644 --- a/page/16/index.html +++ b/page/16/index.html @@ -1,6 +1,6 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

lowRISC tagged memory preview release

We’re pleased to announce the first lowRISC preview release, demonstrating support for tagged memory as described in our memo. Our ambition with lowRISC is to provide an open-source System-on-Chip platform for others to build on, along with low-cost development boards featuring a reference implementation. Although there’s more work to be done on the tagged memory implementation, now seemed a good time to document what we’ve done in order for the wider community to take a look.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

Updating the kernel of a running system

As an install step, the Linux kernel (with BBL) can always be written on the host card reader. However, for regular use, it is inconvenient to keep swapping the card between devices. If you already have a running Linux system, perhaps based on the pre-made executables, it is possible to replace the kernel in the running system, which saves wear and tear from regularly swapping cards between target system and PC.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/17/index.html b/page/17/index.html index 79d83f2c..930df5ab 100644 --- a/page/17/index.html +++ b/page/17/index.html @@ -1,7 +1,8 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

Running simulations

Programs can be run by first booting RISC-V Linux on the simulator or FPGA. Alternatively, they can be run without full OS support either in a pure bare metal mode or with the support of the newlib library (a C standard library implementation) and a simple proxy kernel. -Bare metal mode Programs running in this mode have no library support. The host target interface (HTIF) must be accessed directly by the program if necessary, e.

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open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

Running simulations using Spike

Spike is a RISC-V functional ISA simulator. It models a RISC-V core and cache system. Note that our fork hasn’t currently been modified to include tagged memory support. +An example hello world program is provided in riscv-tools/hello/: +# set up the RISCV environment variables cd $TOP/riscv-tools/hello make This will generate three executables to run with and without the support of the proxy kernel and with the support of a full Linux OS:

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open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/18/index.html b/page/18/index.html index 5710766c..5533dd00 100644 --- a/page/18/index.html +++ b/page/18/index.html @@ -1,6 +1,7 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

cd $TOP git clone -b refresh-v0.6 https://github.com/lowRISC/buildroot.git cd buildroot cp configs/lowrisc_defconfig .config make

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open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

lowRISC code of Conduct The lowRISC community has always worked to be a welcoming and respectful community, and we want to ensure that doesn’t change as we grow and evolve. To that end, we have a few ground rules that we ask people to adhere to: +be friendly and patient, be welcoming, be considerate, be respectful, be careful in the words that you choose and be kind to others, and when we disagree, try to understand why.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/19/index.html b/page/19/index.html index d3187bf9..00aa0116 100644 --- a/page/19/index.html +++ b/page/19/index.html @@ -1,6 +1,6 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

Website Privacy and Cookies Policy

Website Privacy and Cookies Policy We take the privacy of those who visit this website seriously and we aim to be transparent about our processing of personal information. Accordingly, this page explains the kinds of information we may collect about you, and the reasons for collecting this information. General website information If you use this website, we will make a record of the information your web browser sends to us, typically identifying the type of browser you are using, and your IP address.

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open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

Our work

Our work lowRISC brings together people from companies, universities and open source communities, for collaborative engineering to create high quality, secure and flexible open hardware and software. We create verified open source silicon designs, and tools to develop, test and maintain these, and also contribute to open silicon IP and open source tools which are developed elsewhere. Collaborative engineering lowRISC is an independent engineering organisation; we perform targeted development work and provide long-term maintenance, collaborating with engineers at companies, academics, and the wider open source community.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/2/index.html b/page/2/index.html index 37b47cf3..f699a46e 100644 --- a/page/2/index.html +++ b/page/2/index.html @@ -1,6 +1,8 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

lowRISC wins OpenUK 2022 Awards Hardware Category

We are thrilled to have been selected as the winner of the OpenUK 2022 Awards Hardware Category and would like to thank OpenUK, the award sponsors StackPublishing, the judges and all our hard working staff at lowRISC without whom this would not be possible.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

A Major Milestone for OpenTitan

We are excited to announce today that the OpenTitan project has hit a major tapeout milestone: a feature freeze of its open-source RTL. +Together with our partners, we began the OpenTitan project in 2019 with the goal of producing the world’s first open-source silicon Root of Trust (RoT). With this new achievement we are a step closer to realising that goal. +Getting to this point has taken a lot of coordinated work, as we’ve had to navigate the many stumbling blocks that have traditionally made open-source silicon development a challenge.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/3/index.html b/page/3/index.html index 900031f1..f72bde39 100644 --- a/page/3/index.html +++ b/page/3/index.html @@ -1,8 +1,6 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

GSoC Accepted Projects Announcement

We are pleased to announce that we will be mentoring two students as part of Google Summer of Code (GSoC). -We are looking forward to working with Flavien and Yuichi on features and tools to improve IP such as Ibex, our open-source RISC-V core. -Flavien Solt: Simulated Memory Controller It is a common pitfall to misinterpret or incorrectly scale performance numbers derived from benchmarks run on an FPGA-based SoC design.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

GSoC Projects Successfully Completed

Time is ticking and summer is almost over already. With that, also our this years’ Google Summer of Code (GSoC) projects are coming to an end. A lot of open-source coding has been done, pull requests have been made, reviewed and merged. Experiments have been conducted, results were gathered, interpreted and presented. Bugs were found and fixed, and the resulting designs further improved. Both our students and mentors have been working hard and we are pleased to announce that both our two projects described below have been completed successfully.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/4/index.html b/page/4/index.html index db7cd534..902f474a 100644 --- a/page/4/index.html +++ b/page/4/index.html @@ -1,6 +1,7 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

Ibex on FPGA - Get stuff executed

Our microcontroller-class RISC-V processor core Ibex for sure is a solid base with which to start your own project. Over the past months, we have invested a lot of effort in making the design more mature. This includes refactoring the RTL to make the design more understandable and programmer friendly, adding UVM-based verification to the source tree, but also integrating support for the RISC-V compliance suite and enabling publicly visible, open-source powered continuous integration (CI) to keep the design stable.

Read More…

Ibex on the Nexys Video FPGA board
open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

Introducing Greg & Tom

Greg Chadwick and Tom Roberts recently joined lowRISC’s growing engineering team. They’ve both taken some time to share a little about what they’re doing at lowRISC and what motivated them to join. +Greg “It’s an exciting time to join the lowRISC team! Our Ibex core provides a solid foundation and clearly demonstrates the value of open source silicon, which I’m excited to be working on. My work so far has focused on the performance of Ibex; whilst it’s not intended as a high performance core there are various things we can do to improve it without major impact to area or power.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/5/index.html b/page/5/index.html index 16afffed..e96c0336 100644 --- a/page/5/index.html +++ b/page/5/index.html @@ -1,7 +1,7 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

lowRISC Expands and Appoints New Members to the Board of Directors from Google and ETH Zurich

London, England - lowRISC C.I.C., the open source system on a chip (SoC) organisation, today announced that Prof. Luca Benini (ETH Zurich), Dominic Rizzo (Google) and Ron Minnich (Google) have joined its board of directors. The announcement coincides with a new phase of hiring by lowRISC with the goal of significantly increasing the size of its Cambridge-based engineering team during 2019. -lowRISC is a not-for-profit, community-driven organisation working to provide a high quality, security-enabling, open SoC base for derivative designs.

Read More…

lowRISC Board
open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

Onwards and upwards at lowRISC

If you haven’t checked it out yet, be sure to take a look at our press release and the corresponding Google blog post. This industry support and growth of our board is a huge step forwards for lowRISC. As Royal Hansen, vice president of Security, Google, said: +"Google believes that open source is good for everyone. To further our commitment, we are investing both capital and engineering resources to create a sustainable open source hardware ecosystem.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/6/index.html b/page/6/index.html index 0c0620df..2875f4ef 100644 --- a/page/6/index.html +++ b/page/6/index.html @@ -1,6 +1,6 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

Overview of the Refresh system

Pre-defined Design constraints Our goal of supporting the same FPGA board as the previous release may only be realised with slight changes to the JTAG instruction register length and data register numbers. The only software tool impacted is openocd, and this has been patched for this release to allow the alternative numbers to be used if Xilinx is detected as the manufacturer ID due to FPGA design constraints.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

Overview of the ethernet infrastructure

Pre-defined Design constraints Our goal of supporting the same FPGA board as the previous release may only be realised with a single 100BaseT Ethernet port (the most common type encountered), due to PCB design constraints. Nevertheless it is conceived that 1Gbps Ethernet could be made use of by a different board. However using this version of the FPGA the practical performance is limited to about 2 megabits per second.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/7/index.html b/page/7/index.html index 650831b1..1d7c60c3 100644 --- a/page/7/index.html +++ b/page/7/index.html @@ -1,8 +1,8 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

Running the pre-built NFS-root image on the FPGA

In this step, we want to test the Ethernet functionality on an FPGA board. The system will use the Ethernet 100Base-T connection at 100 MBaud to communicate with the LowRISC Linux system. -Run the pre-built FPGA demo The files you may need: -chip_top.bit: The tagpipe/minion/debug enabled FPGA bitstream boot0001.bin: Linux, Busybox and Berkley bootloader (BBL) packaged in one image (for NFS root filing system). rootfs.ext2 riscv-poky root filing system ready-built for LowRISC Download and write the bitstream

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

Release notes

Release notes Rocket-core (Chisel) +Updated to March-2018 vintage together with riscv-tools Rocket repository hierarchy left unmodified for easier updates Compressed instructions and JTAG debugging functional in GDB Clock speed doubled from 25MHz to 50MHz to take advantage of improvements Software environment +SD-Card bootloader now uses proper card recognition algorithm SD-cards now run at 10MHz corresponding to Rocket speed boost Ethernet boot loader supports DHCP and is about ten times faster Debian preview release supported with advanced package tool support Linux kernel updated to latest RISCV release lowRISC system-on-chip

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/8/index.html b/page/8/index.html index 6cc27919..5d4ed4c7 100644 --- a/page/8/index.html +++ b/page/8/index.html @@ -1,7 +1,7 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

We're hiring! Work on making open source hardware a reality

We are looking for a talented hardware engineer to join the lowRISC team and help make our vision for an open source, secure, and flexible SoC a reality. Apply now! -lowRISC C.I.C. is a not-for-profit company that aims to demonstrate, promote and support the use of open-source hardware. The lowRISC project was established in 2014 with the aim of bringing the benefits of open-source to the hardware world. It is working to do this by producing a high quality, secure, open, and flexible System-on-Chip (SoC) platform.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

lowRISC tagged memory OS enablement

This summer, we were fortunate enough to have Katherine Lim join the lowRISC team at the University of Cambridge Computer Laboratory as an intern. Katherine’s focus was on operating system and software enabled for lowRISC’s tagged memory, building upon our most recent milestone release. As Katherine’s detailed write-up demonstrates, it’s been a very productive summer. +The goal of this internship was to take the lowRISC hardware release, and demonstrate kernel support and software support for the hardware tagged memory primitives.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


\ No newline at end of file diff --git a/page/9/index.html b/page/9/index.html index 9c98f1c8..73091c73 100644 --- a/page/9/index.html +++ b/page/9/index.html @@ -1,9 +1,6 @@ lowRISC: Collaborative open silicon engineering

Open to the core

lowRISC is a not-for-profit company with a full stack engineering team based in Cambridge, UK. -We use collaborative engineering to develop and maintain open source silicon designs and tools.

Running on the FPGA

In this final step, we want to test the debug functionality on an FPGA board. The debug system will use the UART connection at 12 MBaud to communicate with the debug system. -Run the pre-built FPGA demo The files you may need: -chip_top.bit: The tagpipe/minion/debug enabled FPGA bitstream boot.bin: Linux, Busybox and Berkley bootloader (BBL) packaged in one image. Download and write the bitstream -curl -L https://github.com/lowRISC/lowrisc-chip/releases/download/minion-v0.4-rc1/chip_top.bit > nexys4ddr_fpga.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. +We use collaborative engineering to develop and maintain open source silicon designs and tools.

Release notes

Release notes Rocket-core (Chisel) Add tag cache and improved security features. Software environment Most of the previous bare-metal program functionality integrated into one 64K executable Implement 4-bit read/write SD-mode access to memory cards in Linux. Console output appears on serial port and VGA screen in parallel. Bare metal booting kernel in 4-bit SD-mode supported. lowRISC-chip Add Minion core (Pulpino based) to control SD-card, keyboard, and VGA display.

Read More…

open source icon

Open source

Our work is open and permissively licensed, helping to move the industry forward with flexible, accessible and effective systems and tools. We implement and have expertise in the free and open RISC-V ISA.

Durable icon

Durable technology

lowRISC creates infrastructure which will be used, useful and sustainable for future generations of computer systems, by getting the foundations right and not cutting corners.

Excellence icon

Full stack technical excellence

High quality, robust engineering and great documentation are essential to provide useful and maintainable technology. lowRISC create, support and maintain open cores, hardware IP blocks, compiler infrastructure and test and verification systems.

collaborative icon

Collaborative engineering

We work closely with others, testing new ideas and developing systems together, and sharing what we learn and build. lowRISC is part of the open technology ecosystem, and fosters inclusive and participatory communities.

pragmatic icon

Pragmatic

We make choices that enable us to take concrete steps as best we can towards open source silicon being used at scale. lowRISC aims to show that it's entirely possible to develop open source silicon solutions at a quality suitable for large-scale production and deployment.

independent icon

Independent and
not-for-profit

lowRISC is a neutral home for multi-partner projects delivering verified, high quality IP and tools. This enables shared investment into pre-competitive technology and open standards, providing the solid foundations necessary for the rapid development cycles of next generation silicon products.


OpenTitan partners

Announcing OpenTitan, the first transparent silicon root of trust

We are excited to unveil the OpenTitan silicon root of trust project, a new effort built using the successful collaborative engineering model created by lowRISC in partnership with Google and other commercial and academic partners.

This effort sets a new bar for transparency in trusted silicon, and lowRISC is proud to serve as both steward and not-for-profit engineering contributor to OpenTitan, the world’s first open source silicon root of trust.

Silicon root of trust chips increase trust in the integrity of the infrastructure on which software runs. Open sourcing the silicon design makes it more transparent, trustworthy, and ultimately, secure.


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