openat on nds32

open and possibly create a file

sys_openat(int dfd, const char *filename, int flags, umode_t mode)
number56 (0x38)
abicommon
entry pointsys_openat
sinceLinux 4.17 or earlier (4.17 is the first release scanned for nds32)
man pageopenat(2)
sourceelixir.bootlin.com

Registers

registervalue
r1556, the syscall number
r0int dfd
r1const char *filename
r2int flags
r3umode_t mode
r0the return value

Then run syscall to enter the kernel.

This architecture was removed from the Linux kernel in Linux 5.18. The newest release with a syscall table here is Linux 5.17. The other removed architectures live on the historical architectures page.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/nds32/openat?kernel=all