syscall.sh / arc / ioctl

ioctl

control device

sys_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
number29 (0x1d)
abicommon
entry pointsys_ioctl
sinceLinux 3.9
man pageioctl(2)
sourceelixir.bootlin.com

Registers

registervalue
r829, the syscall number
r0unsigned int fd
r1unsigned int cmd
r2unsigned long arg
r0the return value

Then run trap0 to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/arc/ioctl