Lup Yuen Lee 李立源 @lupyuen@social.cleverlibre.org

U-Boot update: "three-million lines of C code"

https://lwn.net/Articles/938769/

Apache #NuttX RTOS now supports Synopsys DesignWare 8250 UART 👍

Source: https://github.com/apache/nuttx/pull/10019

We're porting Apache #NuttX RTOS to @PINE64 Star64 #JH7110 SBC ... Let's talk about the #RISCV Privilege Levels and UART Registers

Article: https://lupyuen.codeberg.page/articles/privilege

Hackers manage to unlock Tesla software-locked features: "voltage fault injection attack against the AMD Secure Processor" (TU Berlin)

https://electrek.co/2023/08/03/hackers-manage-unlock-tesla-software-locked-features/

DisplayPort Altmode

https://hackaday.com/2023/08/03/displayport-taming-the-altmode/

Let's boot Apache #NuttX RTOS (or Linux) over the Network with U-Boot Bootloader and TFTP ... On #RISCV Star64 #JH7110 SBC

https://lupyuen.codeberg.page/articles/tftp

Building Debian #Linux for #RISCV currently relies upon nine HiFive Unmatched boards

https://www.phoronix.com/news/Debian-9-HiFive-RISC-V-Boards

How we fixed the Spurious UART Interrupts on #RISCV Star64 #JH7110 and Apache #NuttX RTOS

Article: https://lupyuen.codeberg.page/articles/plic.html#appendix-fix-the-spurious-uart-interrupts

Over 640 #Citrix servers backdoored with web shells in ongoing attacks

https://www.bleepingcomputer.com/news/security/over-640-citrix-servers-backdoored-with-web-shells-in-ongoing-attacks/

Here are the #UBoot Commands for Network Boot

Article: https://lupyuen.codeberg.page/articles/tftp.html#appendix-commands-for-u-boot-bootloader

Fedora #Linux for Apple Silicon Macs

https://fedoramagazine.org/coming-soon-fedora-for-apple-silicon-macs/

"Chinese children and teens will be cut off from accessing the Internet at night and have their Smartphone use curbed under new rules ... aimed at fighting Internet Addiction"

https://www.channelnewsasia.com/asia/chinese-youth-smartphone-internet-curbed-3672371

Inside the U-Boot Startup Script for #RISCV Star64 #JH7110 SBC

Article: https://lupyuen.codeberg.page/articles/tftp.html#appendix-boot-script-for-u-boot-bootloader

Future Of CircuitPython (#ESP32)

https://hackaday.com/2023/08/01/the-past-present-and-future-of-circuitpython/

OpenTelemetry Protocol (OTLP) 1.0.0 released

https://www.infoq.com/news/2023/08/otlp-version-one-released/

Fixed the Spurious UART Interrupts for Apache #NuttX RTOS on Star64 #JH7110 🎉 ... Be careful with the UART Line Control Register! 👍

Source: https://www.mail-archive.com/dev@nuttx.apache.org/msg10275.html

Felini: "logic analyzer, signal generator, power supply, and a range of buses" (#ESP32-S3)

https://www.hackster.io/news/chu-tien-thinh-s-felini-aims-to-be-a-pocket-friendly-replacement-for-a-range-of-debugging-tools-6b9076e447db

#FreeBSD 13.2: "It’s definitely an OS to look at, but occasionally you’ll need to exercise elite Google-fu if you’re not a UNIX savant"

https://hackaday.com/2023/08/01/jennys-daily-drivers-freebsd-13-2/

Spurious UART Interrupts on Apache #NuttX RTOS for Star64 #JH7110 ... We might have a fix 👍

Source: https://news.ycombinator.com/item?id=36964561