mprotect on blackfin

set protection on a region of memory

sys_mprotect(unsigned long start, size_t len, unsigned long prot)
number125 (0x7d)
abicommon
entry pointsys_mprotect
sinceLinux 3.3 or earlier (3.3 is the first release scanned for blackfin)
man pagemprotect(2)
sourceelixir.bootlin.com

Registers

registervalue
P0125, the syscall number
R0unsigned long start
R1size_t len
R2unsigned long prot
R0the return value

Then run excpt 0 to enter the kernel.

This architecture was removed from the Linux kernel in Linux 4.17. The newest release with a syscall table here is Linux 4.16. 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/blackfin/mprotect?kernel=all