ADFS_Retries (changes)
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ADFS
» SWI Calls
» ADFS_Retries
ADFS_Retries
(SWI &40244)
| Entry | |
|---|---|
| R0 | Mask of bits to change |
| R1 | New values of bits to change |
| Exit | |
|---|---|
| R0 | Preserved |
| R1 | R0 AND entry value of R1 |
| R2 | Old value of retry word |
| R3 | New value of retry word |
Use
The purpose of this call is to specify the number of retries used by writing to the retry word. The format of this word is:
| Byte | Number of retries for |
|---|---|
| 0 | Hard disc read/write sector |
| 1 | Floppy disc read/write sector |
| 2 | Floppy disc mount (per copy of the disc map) |
| 3 | Verify after *Format, before sector is considered a defect |
The new value is calculated as follows:
(old value AND NOT R0) EOR (R1 AND R0)
Notes
None.
See also
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