h6. [[OS SWI Calls]] h6(. » [[OS_ReadSysInfo]] h6((. » OS_ReadSysInfo 4 h2. OS_ReadSysInfo 4 h5. (SWI &58) |_<^{width:4em}. Entry | | |<^. R0 |<^. 4 | |_<^{width:4em}. Exit | | |<^. R0 |<^. Bottom 32 bits of Ethernet address (0 for none) | |<^. R1 |<^. Top 16 bits of Ethernet address (0 for none) | h4. Use The purpose of this call is to read the device's Ethernet address. h4. Notes 0 is returned if no address exists. h4. See also * [[OS_ReadSysInfo]]