Ciro Santilli a8fe6cce28 Add userland hello world sanity check 7 anni fa
..
Makefile bb419de1fe Dont override CC for user make 8 anni fa
README.md a8fe6cce28 Add userland hello world sanity check 7 anni fa
anonymous_inode.c 1f1cf4b0bd Anonymous inode! 8 anni fa
common.h 1f4f7faeba Document pagemap futher 8 anni fa
hello.c a8fe6cce28 Add userland hello world sanity check 7 anni fa
init_dev_kmsg.c 88cd83cd02 init_dev_kmsg 7 anni fa
ioctl.c 1f1cf4b0bd Anonymous inode! 8 anni fa
mmap.c 0bb3e8519a Host insane unsafe usage 8 anni fa
myinsmod.c be105c7106 myinsmod takes params 8 anni fa
myrmmod.c 95a1840683 Rename test to user 8 anni fa
pagemap_dump.c 83411a0597 sketch uio 8 anni fa
poll.c 0bb3e8519a Host insane unsafe usage 8 anni fa
poweroff.c f96d4d55c9 Rm useless init.sh, init_hello and poweroff are not init specific, so rename them more generically 7 anni fa
rand_check.c f3253d5109 rand_check pid 7 anni fa
sleep_forever.c f96d4d55c9 Rm useless init.sh, init_hello and poweroff are not init specific, so rename them more generically 7 anni fa
uio_read.c 879001563a Attempt uio with devmem. I give up on UIO for now 8 anni fa
usermem.c 8d668d6ed3 Use busybox devmem 8 anni fa
virt_to_phys_user.c 0bb3e8519a Host insane unsafe usage 8 anni fa

README.md

User

Userland C programs used to test our kernel modules.

sh programs are simpler, and installed by copying directly with an overlay.

C programs require cross compiling, but give us more control over system calls.

These programs can also be compiled and used on host.

  1. Standalone
    1. hello
    2. myinsmod
    3. myrmmod
    4. usermem
      1. pagemap_dump
    5. inits
      1. sleep_forever
      2. poweroff
      3. init_dev_kmsg
    6. uio_read
    7. rand_check
  2. Module tests
    1. anonymous_inode
    2. poll
    3. ioctl