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by dewn2d
Wed Jan 04, 2017 4:46 am
Forum: Raspbian
Topic: missing functions from rpi github
Replies: 3
Views: 654

Re: missing functions from rpi github

i just realized my mistake. I'm searching for user space functions to use in kernel space.
by dewn2d
Wed Jan 04, 2017 2:47 am
Forum: Raspbian
Topic: missing functions from rpi github
Replies: 3
Views: 654

Re: missing functions from rpi github

I searched through the header files and saw that the two sources were mostly the same. do you know what header files i should include to get the open function?
Sorry if i'm missing something i just cant find what i'm looking for.
by dewn2d
Wed Jan 04, 2017 12:36 am
Forum: Raspbian
Topic: missing functions from rpi github
Replies: 3
Views: 654

missing functions from rpi github

Hello, I've followed the tutorial here: https://www.raspberrypi.org/documentation/linux/kernel/building.md and downloaded this kernel source tree: https://github.com/raspberrypi/linux and everything is working, but the fcntl.h file does not contain the open, read, write functions that it should have...
by dewn2d
Wed Dec 28, 2016 8:48 pm
Forum: C/C++
Topic: Kernel Modules
Replies: 0
Views: 327

Kernel Modules

Hello, i've been searching online for a few days for ways to compile kernel modules for the raspberry pi remotely from my desktop and using ssh to run on the raspberry pi. i have been able to do this for a simple user space program but i can not figure out how to do so for a kernel module. can any o...
by dewn2d
Sun Dec 18, 2016 5:30 am
Forum: FreeBSD
Topic: FreeBSD raspberry pi zero
Replies: 3
Views: 11052

FreeBSD raspberry pi zero

i am try to install FreeBSD on my pi zero ive followed this tutorial:
https://tetragir.com/freebsd/raspberry/ ... -zero.html

but when i insert my sd card into the pi zero i just get the rainbow screen. can someone help??
by dewn2d
Sun Dec 18, 2016 12:03 am
Forum: Bare metal, Assembly language
Topic: Pi zero gpio
Replies: 3
Views: 1592

Pi zero gpio

http://www.cl.cam.ac.uk/projects/raspberrypi/tutorials/os/ i've been going through this tutorial for bare metal programming on the pi zero but im not sure what gpio pins and registers i should be using for the pi zero. this is what i have written so far: .section .init .globl _start _start: @ ldr r...

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