sys_clock_gettime

kernel::abi::linux::riscv64::time

Function sys_clock_gettime 

Source 
pub fn sys_clock_gettime(
    _abi: &mut LinuxRiscv64Abi,
    trapframe: &mut Trapframe,
) -> usize
Expand description

sys_clock_gettime - Get time from specified clock

Arguments:

  • a0 (x10): clock_id - which clock to read from
  • a1 (x11): timespec - pointer to timespec structure to fill

Returns:

  • 0 on success
  • -EINVAL (-22) for invalid clock_id
  • -EFAULT (-14) for invalid timespec pointer