ADFS_VetFormat (changes)
Showing changes from revision #2 to #3:
Added | Removed | Changed
ADFS
» SWI Calls
» ADFS_VetFormat
ADFS_SVetFormat
(SWI &40246)
| Entry | |
|---|---|
| R0 | Pointer to interrupt status of controller |
| R1 | Parameters previously passed by ADFS in R2 to ImageFS_DiscFormat (ie. Drive Number) |
| Exit | |
|---|---|
| R0 | Preserved |
| R1 | Preserved |
Use
The purpose of this call is to Vet the given disc format structure for achievability with the available hardware. ADFS updates the disc format structure with values that it can actually achieve, rather the than the requested values.
Notes
If ADFS is unable to sensibly downgrade the parameters given in the disc format structure, it will generate an error.
This call is typically made by FileCore in response to ADFS calling FileCore_DiscFormat, or by ImageFS calling ImageFS _DiscFormat – for example example,DOSFS is an Image Filing System System, and it callsDOSFS_DiscFormat.
See also
Social
Follow us on
and
and
ROOL Store
Buy RISC OS Open merchandise here, including SD cards for Raspberry Pi and more.