write on m32r

write to a file descriptor

sys_write(unsigned int fd, const char *buf, size_t count)
number4 (0x4)
abicommon
entry pointsys_write
sinceLinux 3.3 or earlier (3.3 is the first release scanned for m32r)
man pagewrite(2)
sourceelixir.bootlin.com

Registers

registervalue
r74, the syscall number
r0unsigned int fd
r1const char *buf
r2size_t count
r0the return value

Then run trap #2 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/m32r/write?kernel=all