h6. [[ADFS]] h6(. » [[ADFS SWI Calls|SWI Calls]] h6((. » ADFS_HDC h2. ADFS_HDC h5. (SWI &40241) |_<^{width:4em}. Entry | | |<^. R2 |<^. Address of alternative disc controller | |<^. R3 |<^. Address of poll location for IRQ/DRQ | |<^. R4 |<^. Bits for IRQ/DRQ | |<^. R5 |<^. Address to enable IRQ/DRQ | |<^. R6 |<^. Bits to enable IRQ/DRQ | |_<^{width:4em}. Exit | | |<^. - |<^. - | h4. Use The purpose of this call is to set the address of an alternaive ST5056 hard disc controller to be used by the [[ADFS]]. h4. Notes An expansion card can supply an alternative controller to the machines own, and must be HD63463 compatible. h4. See also * [[ADFS]] * [[FileCore]]