FileCore_MiscOp (changes)
Showing changes from revision #3 to #4:
Added | Removed | Changed
Programmer's FileCore Reference Manuals
» Part 15 – SWI Calls
» FileCore_MiscOpFileCore
» FileCore_MiscOp
FileCore_MiscOp
(SWI &40549)
| Entry | |
|---|---|
| R0 | Reason code |
| R1 | Drive number |
| R8 | Pointer to Filecore instance private word |
| All other registers dependent on reason code | |
| Exit | |
|---|---|
| All other registers dependent on reason code | |
Use
The purpose of this call is to provide a number of miscellaneous low-level functions for accessing drives.
Reason Codes
| # | Hex # | Action |
|---|---|---|
| 0 | &00 | Mount |
| 1 | &01 | Poll changed |
| 2 | &02 | Lock floppy drive |
| 3 | &03 | Unlock floppy drive |
| 4 | &04 | Poll period |
| 5 | &05 | Eject disc |
| 6 | &06 | Read processed FileCore_Create block |
| 7 | &07 | Read drive flags |
Notes
The action performed depends on the reason code value in R0.
See also
Social
Follow us on
and
and
ROOL Store
Buy RISC OS Open merchandise here, including SD cards for Raspberry Pi and more.