SDIO_Control 2 (changes)
Showing changes from revision #0 to #1:
Added | Removed | Changed
SDIODriver
» SWI Calls
» SDIO_Control
» SDIO_Control 2
SDIO_Control 2
(SWI &59001)
| Entry | |
|---|---|
| R0 | 2 (reason code) |
| R1 | Bits 0 – 7 = slot number |
| Bits 8 – 15 = bus number |
| Exit | |
|---|---|
| - | - |
Use
This SWI is used to acquire exclusive access to slot, blocking with sleep.
Re-entrancy
This SWI is not re-entrant.
Notes
This call is similar to SDIO_Control 1, but calls OS_UpCall 6 while the slot is not available, in order to yield the current application.
See also
Social
Follow us on
and
and
ROOL Store
Buy RISC OS Open merchandise here, including SD cards for Raspberry Pi and more.