h6. [[CDFSDriver]] h6(. » [[CDFSDriver SWI Calls|SWI Calls]] h6((. » CD_Prefetch h2. CD_Prefetch h5. (SWI &41259) |_<^{width:4em}. Entry | | |<^. R0 |<^. "Addressing mode":CDFS%20Technical%20Details#addressingmode | |<^. R1 |<^. Address | |<^. R7 |<^. Pointer to [[CDFS Control Block]] | |_<^{width:4em}. Exit | | |<^. - |<^. - | h4. Use The purpose of this call is to cause the drive head to move to the indicated position and start prefetching data into the drives' cache, improving access times if the next read operation targets that address. h4. Notes [[CD_Supported]] can be used to determine whether the drive supports this operation. h4. See also * [[CDFS Technical Details]]