lexi

i like breaking computers

  • it/its, #[deprecated] she/her
  • ./a.out

i like rust, nix, linux, infosec, webdev and i shitpost a lot. ctf player and so-called "security researcher". aroace, agender, nb, nd, disabled, &, ΘΔ :3 🏳️‍⚧️ 🟨⬜️🟪⬛️

picrew: #1322863


lexi
@lexi

hey friends of the host. you guys are nerds, right? has anyone here debugged USB controller code before? im working with an atmel AT89C5131-M, trying to implement an USB HID keyboard and it doesnt even show up in dmesg if i plug it into my pc :(

don't have a git rn, but if you want to have a look you can get the source from https://r00t.ga/keeb_c.tar


lexi
@lexi

ALSO THE HOST (USB HOST AND CO HOST) PUN WAS NOT INTENTIONAL AND I JUST LAUGHED AT MY OWN ACCIDENTAL JOKE


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in reply to @lexi's post:

nothing, but i found a hint, now im just getting this:

usb 1-1.1: new full-speed USB device number 88 using ehci-pci
usb 1-1.1: unable to get BOS descriptor or descriptor too short
usb 1-1.1: unable to read config index 0 descriptor/start: -32
usb 1-1.1: chopping to 0 config(s)
usb 1-1.1: can't read configurations, error -32
usb 1-1-port1: Cannot enable. Maybe the USB cable is bad?
usb 1-1-port1: attempt power cycle
usb 1-1-port1: Cannot enable. Maybe the USB cable is bad?
usb 1-1-port1: Cannot enable. Maybe the USB cable is bad?
usb 1-1-port1: unable to enumerate USB device

sigh

in reply to @lexi's post:

yes but the thing is. i want to make it work because it would be cool. like im just gonna use an ardu or something if im hard stuck but i will bash my head into all walls that have a slight chance of breaking