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reflexive.space
he/him (John), near-30, looking for work! 🌙 your nonlocal hacker friend 🦀 hw/fw/sw, security, microarchitecture, rust, etc 🐬 hacks on gc/wii/melee stuff sometimes 🐘 @[email protected] 🐦 @eigenform
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*opening up kicad for the first time* ah.. this is a lot

how do those flexible pcbs work? theres an unpopulated header on this board that i want to use, but its not very accessible and there isnt a ton of vertical space for actually soldering the connector on. can i just like, make a little breakout thing and tape it to the pads? (lol)

UNDERSTAND UNDERSTAND THE CONCEPT OF LOVE!

Hello you fine Internet folks, In the past 2 weeks Qualcomm has made some announcements about making new server CPUs, so in today's article we are looking at Qualcomm's first server CPU, the Centriq 2400. Hope y'all enjoy! chipsandcheese.com/p/qualcomms-... old.chipsandcheese.com/2025/05/29/q...

youtu.be/sUFDKTaCQEk?... (slides at entrysign.top)

Arm never documented PMU events for their op cache. From brute force searching, there's a pair of possibly related events. Event 0x177 may be op cache hits, and 0x178 may be op cache misses. Both events appear to count instructions (not micro-ops or cachelines)

offerings for the `fpatan` oracle (she answers in dactylic hexadecameter)

headache not going away, so i will double down and drink coffee about it at 2am?

implemented a script for #GlasgowInterfaceExplorer that lets you discover the connectivity of any IC with JTAG boundary scan, provided you can give the IC an arbitrary stimulus (here done by using a glasgow output connected to a needle point probe)

opengl hell continues: i can [seemingly] render to a texture, but for some reason part of the image is cropped off!! what the hell!

"handle invalid" into "oh we are doing network maintenance"

www.youtube.com/live/7su7KHu... behold and zone tf out

Strong typing? Oh you mean like when I'm replying to a particularly wrong Hacker News comment

Laurie Spiegel playing Bell Labs Alles Synthesizer, 1977.

relaxing by the lake this weekend :>

This image has been on my hard drive for years and I don't remember why I made it

holding out for the x86 PvP extensions WOLOLO mem8 - "Convert enemy TLB entry"