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Text of the page (random words):
bios engineers my company insyde software is hiring both for senior firmware engineer and sales engineer positions insyde software is hiring we currently have open positions for senior bios firmware engineers if you are interested or know of potential applicants please refer to the job posting on our website insyde software is hiring we are looking for qualified applicants for a field sales engineer tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 1378209540113822909 2018 04 29t15 45 00 000 07 00 2018 04 29t15 45 02 345 07 00 20 year anniversary the cih virus and the bios as noted in this article april 26th marked the anniversary when the cih or chernobyl virus would deliberately attack the contents of the flash chip containing the bios part on certain motherboards making those systems inoperable the write protect line on the flash chip was easily disabled if you knew the little known access sequence as the author correctly concludes don t rely on tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 8653350207395509236 2018 04 21t14 53 00 002 07 00 2018 04 21t15 06 43 801 07 00 the oft rumored death of uefi s csm prophesied again by intel sometimes i feel like discussions about the death of the csm and thus legacy os support in bios to be somewhat akin to prophesying the return of christ this has been the promise of uefi since it was just a gleam in intel s itanium eye now intel has publicly stated that they will not provide the related silicon pieces needed for delivering csm in bios starting with platforms that ship tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 6491507240028403841 2018 04 05t08 42 00 000 07 00 2018 04 05t08 42 32 316 07 00 spring 2018 uefi plugfest presentations now available head here to get the latest uefi plugfest presentations on a variety of topics although security dominates the topic list with top notch presentations by insyde intel and here arm phoenix and microsoft the presentation by microsoft is a redacted version of what was presented live because it contained details about unreleased versions of the windows operating systems after tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 2317923326033961191 2018 04 01t16 51 00 001 07 00 2018 04 01t16 51 44 918 07 00 repository for the misc uefi code posted here just as a reminder all of the code that s been posted here over time is checked in over at sourceforge here no guarantees tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 6648968659453120794 2018 04 01t16 46 00 001 07 00 2018 04 01t18 09 27 781 07 00 uefi notes cs2ai uefi plugfest and the zimmer anniversary post after some gentle ribbing from colleagues at the uefi plug fest in bellevue wa i ve decided to try to keep track of recent trends in uefi here again my collaborator on the uefi shell book vincent zimmer has posted some thoughts on open source and open platforms in his anniversary blog post here he has a long history within the uefi community and is currently working to lower the tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 5622825737830220999 2017 08 04t22 15 00 000 07 00 2017 08 04t22 15 26 860 07 00 so what does security in iot with uefi really look like as usual security continues to dominate the news about uefi defcon had several presentations related to firmware security there is a good overview of the hardware and firmware attacks discussed over at dark reading this included one by my friend vincent zimmer and his colleagues at intel analyzing over 90 reported firmware vulnerabilities over the past 3 years he discusses his experience on tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 6497171074205364334 2017 06 07t11 09 00 003 07 00 2017 06 07t11 09 45 624 07 00 uefi releases new specifications and adds arm to the board for anyone who has been working on the uefi specification for the past few years it should be no surprise to hear that uefi has decided to welcome arm onto the board of directors this shows the growth of interest in firmware standards by the non x86 world and also recognizes arm s outstanding level of effort to improving the specifications dong wei who was the vice president of uefi while at tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 1 tag blogger com 1999 blog 24744907 post 6152514552994479547 2017 06 01t13 35 00 001 07 00 2017 06 01t13 35 45 492 07 00 uefi security in the news craigslist zimmer cyber security meet ups using a uefi based bios on a macbook pro air and forgot your password and live in new york new jersey or connecticut craigslist to the rescue from the ad removal process the password removal process will not damage your macbook or void your apple warranty in any way we do not modify any hardware nor do we use any software to remove the password a professional external tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 8920332347556906432 2017 05 21t19 08 00 001 07 00 2017 05 21t19 08 35 194 07 00 using c with edk2 part 1 new and delete this is the first in a series of articles looking at what it takes to compile a uefi c application under edk2 this isn t an attempt to cover everything i m not a compiler library expert so i m not trying to port everything in the stl over nor am i a regular gcc user so my efforts have been focused on visual studio 2015 finally i am focused on uefi shell applications rather than normal tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 8544284827536899515 2017 04 26t14 45 00 000 07 00 2017 04 26t14 45 00 353 07 00 maze game source code feeling frustrated by the fact that i used bitmaps for all source code in the simple maze game articles i posted fret no more the code has been checked in under bsd license here https svn code sf net p syslibforuefi code trunklook in applications maze tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 7251302717432880168 2017 04 11t14 00 00 001 07 00 2017 04 11t14 00 33 757 07 00 control systems uefi cyber security a few weeks ago i had a chance to attend the meeting sponsored by the control system cyber security association international cs2ai they are working with experts like dr jun dai professor at sacramento state and martin noufer mcafee intel to develop emphasize and develop security expertise the session started with an excellent overview of iot security by rahner james who works with tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 2 tag blogger com 1999 blog 24744907 post 1431808996189032953 2017 03 29t09 40 00 000 07 00 2017 03 29t09 40 01 361 07 00 uefi plugfest 2017 in nanjing my colleague from insyde david chen talking about security in uefi the uefi forum hosted a plug fest and educational seminar in nanjing china this week i have many fond memories of visiting this historic city over a period of 2 3 years for those that don t know a plug fest is an occasion where folks who provide the different parts of an industry standard ecosystem get together to make tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 1285901566238670456 2017 03 29t09 00 00 000 07 00 2017 03 29t09 00 17 472 07 00 sample chapter from harnessing the uefi shell not to be out done by the beyond bios book another uefi book has made an appearance harnessing the uefi shell two of the likely suspects zimmer and rothman are involved with both new editions as they should be and i joined them on the latter since i write a lot of shell apps you can get a glimpse inside a sample chapter and the table of contents tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 1 tag blogger com 1999 blog 24744907 post 5876135369411577013 2017 03 24t21 16 00 000 07 00 2017 03 24t21 18 12 939 07 00 sample chapter from beyond bios my friends zimmer and rothman co authors with me on harnessing the uefi shell have also recently released an updated version of their definitive work on uefi beyond bios with suresh marisetty they have been driving forces in the uefi standardization process from the beginning and their expertise shines through here don t believe me well take a look at a free sample chapter from the tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 2508208428127303246 2017 03 21t15 04 00 003 07 00 2017 03 21t15 39 21 505 07 00 harnessing the uefi shell 3rd edition now available the 3rd edition of our book co written with mike rothman and vincent zimmer at intel is a substantial update incorporating the latest from the uefi shell specification 2 2 it includes updates on security and how to sections on uefi shell applications and scripts before the os starts the uefi shell is small fast and light weight manufacturing provisioning diagnostics and configuration tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 6330488409155213508 2017 02 19t20 21 00 000 08 00 2017 02 19t20 21 08 142 08 00 the uefi maze game part 4 this is the fourth part of our series on a simple maze game built as a uefi shell application the first three parts discussed the main application game loop and maze generation this time i will focus on uefi s graphics output protocol gop and loading and decoding bitmaps from files the first part searches for the instances of the graphics output protocol in the system chooses the one tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 6953682328574902701 2017 01 12t10 18 00 000 08 00 2017 01 12t10 23 14 895 08 00 firmware bugs and firmware updates my co author and partner in various things uefi vincent zimmer has penned some wise words about how firmware bugs are perceived on his blog here he quotes the first chapter of embedded firmware solutions wherein an anonymous manager states if you can fix a hardware bug in firmware it s not a bug but a documentation issue what vincent said about hardware used to be the same for tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 3 tag blogger com 1999 blog 24744907 post 4721075507147697309 2016 12 03t18 30 00 000 08 00 2016 12 03t18 31 29 907 08 00 the uefi maze game part 3 this is the third part in a series of posts about a simple game written as a uefi shell application it consists of generating a random graphical maze and navigating a little man through that maze from entrance to exit this post gets to the actual maze generation which is actually a recursive function pick a random position then pick a random direction and if that cell is completely tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 6998711756021217520 2016 11 22t20 14 00 000 08 00 2016 12 03t18 31 17 054 08 00 the uefi maze game part 2 this is the second article in a series describing a simple uefi shell game that generates a random maze and lets you navigate a character through that maze to the exit the goal is to show how to use graphics and the uefi shell together line by line the next step is to initialize the grid and the maze the maze uses two by two sections of the grid these sections can have one of the following tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 1342576692184872104 2016 11 13t19 33 00 002 08 00 2016 12 03t18 31 46 259 08 00 the uefi maze game part 1 this uefi shell application features a very simple maze game that uses uefi s graphics output protocol to draw a random maze and direct a character from entrance to exit using a keyboard it will be added to the svn repository after the last article in this series is published this application features a few nifty touches including converting bitmap bmp files to hii merging bitmaps tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 4530515764788696372 2016 10 26t09 58 00 000 07 00 2016 10 26t09 58 20 516 07 00 intel and insyde embedded white paper stephen gentile my colleague at insyde software and i wrote a white paper with several intel iotg folks that describes how our uefi based embedded solution blinkboot solves real world business and technical challenges you can find the paper here blinkboot includes a unique add on technology model called lenses and a dedicated suite of tools blinkdebug blinkflash and blinkshell tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 1251653351054751039 2016 10 20t17 28 00 003 07 00 2016 10 20t17 29 22 853 07 00 pi 1 5 released this is late news but you should head on over to the uefi web site and pick up the pi 1 5 specification here here are the highlights change the term system management mode smm to management mode mm provide a management mode infrastructure on arm systems by using trustzone allow initialization of management mode as early as sec or pei also introduced a new class of mm drivers that tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 4803680399701927244 2014 10 03t09 36 00 001 07 00 2014 10 03t09 36 30 759 07 00 security to eclipse user features as top 2015 firmware story i stepped out on a limb this year and made a prediction predictions are notoriously fraught with peril and i am usually off base or overly optimistic in mine nonetheless as cto of insyde software i guess its also an unenviable part of my job so here it goes security will eclipse lost my password can t flash my bios and overclocking as the top firmware story in 2015 for each of tim lewis http www blogger com profile 13740223047141525668 noreply blogger com 0 tag blogger com 1999 blog 24744907 post 2595332909346610062 2014 09 03t16 46 00 002 07 00 2014 09 03t16 46 58 007 07 00 new bios related blogs the first one is by my former colleague at phoenix count chu he has already put together a number of interesting articles on parsing pdb files and the design pattern of the report status code infrastructure the second is by william leara a bios developer at dell who writes on various topics of interest to bios developers as the url http www ba...