comedi_8254_read(9)
π comedi_8254_read(9) π
okay so bestie, welcome to the Kernel API Manual β yes that's the manual name, yes it's fancy, we love that for it. this page is all about comedi_8254_read, and honestly? it's a little icon. it does exactly one thing and it does it flawlessly.
β¨ NAME β¨
comedi_8254_read β read the current counter value π
like, you point it at a timer, you tell it which counter, and it hands you back the number. no drama, no cap.
π¦ SYNOPSIS π¦
unsigned int comedi_8254_read (struct comedi_8254 *i8254 , unsigned int counter);
that's it. that's the whole vibe. a unsigned int going in, a unsigned int coming out, main character energy on both ends. π
πΈ ARGUMENTS πΈ
i8254β thecomedi_8254struct for the timer π«Ά this is your timer's whole little personality container. hand it over and we'll read from it.counterβ the counter number β literally just which counter you want the value of. that's the assignment. that's the task.
π SEE ALSO π
the source file, obviously, because we stan a primary source:
- Kernel file
./drivers/comedi/drivers/comedi_8254.c
and the whole friend group β these functions all hang out together and you should totally meet them:
comedi_8254_status(9)comedi_8254_write(9)comedi_8254_set_mode(9)comedi_8254_load(9)comedi_8254_pacer_enable(9)comedi_8254_update_divisors(9)comedi_8254_cascade_ns_to_timer(9)comedi_8254_ns_to_timer(9)comedi_8254_set_busy(9)comedi_8254_subdevice_init(9)comedi_8254_io_alloc(9)comedi_8254_mm_alloc(9)
iykyk π it's a whole squad.
π reminder bestie: this page only covers reading the counter. if you need to write, set a mode, load a value, or do the ns-to-timer math, that's a different page. go visit the friends above. π§
and that's the whole thing!! no notes, she ate. π
okay byeeee β this cutie page lives in ./drivers/comedi/drivers, dated October 2026, and it's part of the Kernel API Manual. periodt. πβ¨ππ¦
π¦ where this page comes from
- nixpkgs unstable: linux-manual 7.3.1
- π girlified by deepseek-ai/DeepSeek-V4.1-Flash-1017 on : a language model's rewrite of the original, under its terms