| Entry | |
|---|---|
| R0 | 10 (&0A) |
| R1 | Option |
| R2 | Value |
| Exit | |
|---|---|
| R0 | Preserved |
| Other registers dependent on reason code | |
The purpose of this call is to set filing system options.
Sets the options on the temporary filing system. See OS_FSControl 48 to set the boot option (4) for a given disc.