BridgeOS

Last updated

bridgeOS
Developer Apple Inc.
Written in
OS family
Working stateCurrent
Source model Closed, with open-source components
Initial releaseOctober 27, 2016;7 years ago (2016-10-27)
Update method FOTA (via Mac running macOS)
Platforms
License Proprietary software except for open-source components
Support status
Supported

bridgeOS is an embedded operating system created and developed by Apple Inc. for use exclusively with its hardware. bridgeOS runs on the T series Apple silicon processors [1] [2] [3] and operates the OLED touchscreen strip called the "Touch Bar" [4] as well as multiple other functions, including managing the encrypted data in their Secure Enclave and acting as a gatekeeper and video codec to the device's cameras. [5] bridgeOS is a heavily modified version of Apple's watchOS.

Related Research Articles

macOS Operating system for Apple computers

macOS, originally Mac OS X, previously shortened as OS X, is an operating system developed and marketed by Apple since 2001. It is the primary operating system for Apple's Mac computers. Within the market of desktop and laptop computers, it is the second most widely used desktop OS, after Microsoft Windows and ahead of all Linux distributions, including ChromeOS.

<span class="mw-page-title-main">Be Inc.</span> Former American computer company

Be Inc. was an American computer company that created and developed the BeOS and BeIA operating systems, and the BeBox personal computer. It was founded in 1990 by former Apple Computer executive Jean-Louis Gassée, who also served as the company's CEO, and was based in Menlo Park, California.

<span class="mw-page-title-main">Mac OS X Public Beta</span> First publicly available version of Mac OS X

Mac OS X Public Beta was the first publicly available version of Apple Computer's Mac OS X operating system to feature the Aqua user interface. It was released to the public on September 13, 2000 for US$29.95. Its release was significant as the first publicly available evidence of Apple's ability to ship the "next-generation Mac operating system" after the Copland failure. It allowed software developers and early adopters to test a preview of the upcoming operating system and develop software for it before its final release. It is the only public version of Mac OS X to have a code name not based on a big cat until the release of 10.9 Mavericks in 2013. The US version had a build number of 1H39 and the international version had build number 2E14.

<span class="mw-page-title-main">Rosetta (software)</span> Operating system component

Rosetta is a dynamic binary translator developed by Apple Inc. for macOS, an application compatibility layer between different instruction set architectures. It enables a transition to newer hardware, by automatically translating software. The name is a reference to the Rosetta Stone, the artifact which enabled translation of Egyptian hieroglyphs.

<span class="mw-page-title-main">Mac transition to Intel processors</span> 2005–2006 transition of Apple Inc.s Mac computers from PowerPC to Intel x86 processors

The Mac transition to Intel processors was the process of switching the central processing units (CPUs) of Apple Inc.'s line of Mac and Xserve computers from PowerPC processors over to Intel's x86-64 processors. The change was announced at the 2005 Worldwide Developers Conference (WWDC) by then-Apple CEO Steve Jobs, who said Apple would gradually stop using PowerPC microprocessors supplied by Freescale and IBM.

<span class="mw-page-title-main">MacBook Pro</span> Line of notebook computer

The MacBook Pro is a line of Mac laptops made by Apple. Introduced in January 2006, it is the higher-end lineup in the MacBook family, sitting above the consumer-focused MacBook Air. It is currently sold with 14-inch and 16-inch screens, all using Apple silicon M-series chips.

<span class="mw-page-title-main">MacBook Air</span> Line of ultraportable notebook computers by Apple

The MacBook Air is a line of laptop computers developed and manufactured by Apple since 2008. It features a thin, light structure in a machined aluminum case and currently either a 13-inch or 15-inch screen. The MacBook Air's lower prices relative to the larger, higher performance MacBook Pro have made it Apple's entry-level notebook since the discontinuation of the original MacBook line in 2011.

iOS Mobile operating system by Apple

iOS is a mobile operating system developed by Apple Inc. exclusively for its smartphones. It was unveiled in January 2007 for the first-generation iPhone, launched in June 2007.

iOS is a mobile operating system developed by Apple Inc. and was first released as iPhone OS in June 2007, coinciding with the launch of the first generation iPhone. iPhone OS was renamed iOS following the release of the iPad, starting with iOS 4. With iOS 13, Apple began offering a separate operating system, iPadOS, for the iPad. iOS is also the foundation of the newer audioOS and tvOS, and shares some of its code with macOS. New iOS versions are released every year alongside new iPhone models. From its launch in 2007 until 2010, this occurred in June or July, since then, new major versions are released in September or October. Since the launch of the iPhone in June 2007, there have been 17 major releases of iOS. The current major version of iOS is iOS 17, released on September 18, 2023.

<span class="mw-page-title-main">Mac (computer)</span> Family of personal computers made by Apple

The Mac, short for Macintosh, is a family of personal computers designed and marketed by Apple Inc. The name Macintosh is a reference to a type of apple called McIntosh. The product lineup includes the MacBook Air and MacBook Pro laptops, and the iMac, Mac Mini, Mac Studio, and Mac Pro desktops. Macs are sold with the macOS operating system.

<span class="mw-page-title-main">Mac Mini</span> Desktop computer by Apple Inc.

Mac Mini is a small form factor desktop computer developed and marketed by Apple Inc. As of 2022, it is positioned between the consumer all-in-one iMac and the professional Mac Studio and Mac Pro as one of four current Mac desktop computers. Since launch, it has shipped without a display, keyboard, and mouse. The machine was initially branded as "BYODKM" as a strategic pitch to encourage users to switch from Windows and Linux computers.

iPhone 3GS 2009 Apple smartphone

The iPhone 3GS is a smartphone that was designed and marketed by Apple Inc. It is the third generation iPhone and the successor to the iPhone 3G. It was unveiled on June 8, 2009 at the WWDC 2009 which took place at the Moscone Center in San Francisco.

iPhone (1st generation) 2007 Apple smartphone

The iPhone is the first iPhone model and the first smartphone designed and marketed by Apple Inc. After years of rumors and speculation, it was officially announced on January 9, 2007, and was released in the United States on June 29, 2007.

<span class="mw-page-title-main">Apple silicon</span> System-on-chip processors designed by Apple Inc.

Apple silicon refers to a series of system on a chip (SoC) and system in a package (SiP) processors designed by Apple Inc., mainly using the ARM architecture. They are the basis of Mac, iPhone, iPad, Apple TV, Apple Watch, AirPods, AirTag, HomePod, and Apple Vision Pro devices.

iPhone OS 1 2007 mobile operating system

iPhone OS 1 is the first major release of iOS, Apple's mobile operating system. It was succeeded by iPhone OS 2 on July 11, 2008.

iPhone OS 3 2009 mobile operating system

iPhone OS 3 is the third major release of the iOS mobile operating system developed by Apple Inc., succeeding iPhone OS 2. It was announced on March 17, 2009, and was released on June 17, 2009. It was succeeded by iOS 4 on June 21, 2010, dropping the "iPhone OS" naming convention.

iBoot is the stage 2 bootloader for all Apple products. It replaces the old bootloader, BootX. Compared with its predecessor, iBoot improves authentication performed in the boot chain.

<span class="mw-page-title-main">Apple T2</span> System on a chip (SoC) designed by Apple Inc.

The Apple T2 security chip is a system on a chip "SoC" tasked with providing security and controller features to Apple's Intel based Macintosh computers. It is a 64-bit ARMv8 chip and runs bridgeOS. T2 has its own RAM and is essentially a computer of its own, running in parallel to and responding to requests by the main computer that the user interacts with.

The Linux kernel can run on a variety of devices made by Apple, including devices where the unlocking of the bootloader is not possible with an official procedure, such as iPhones and iPads.

References

  1. "10.15.4 Supplemental Update Bricking Small Number of T2 Macs". Mr. Macintosh. April 17, 2020. Retrieved August 18, 2020.
  2. Davidov, Mikhail; Erickson, Jeremy (2019). "Inside The Apple T2" (PDF). blackhat.com.
  3. Frazelle, Jessie (February 4, 2020). "Securing the Boot Process: The hardware root of trust". Queue. 17 (6): –60:5–Pages 60:21. doi:10.1145/3380774.3382016. ISSN   1542-7730 . Retrieved January 14, 2024.
  4. Snell, Jason; Macworld | (July 8, 2020). "The switch to Apple silicon: Will the Touch Bar survive?". Macworld. Retrieved August 18, 2020.
  5. "TinkerTool System 7, Reference Manual" (PDF). Marcel Bresink Software-Systeme (MBS). August 22, 2023.