DeviceFS_Threshold (changes)
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DeviceFS
» SWI Calls
» DeviceFS_Threshold
DeviceFS_Threshold
(SWI &42745)
| Entry | |
|---|---|
| R1 | DeviceFS Stream handle |
| R2 | Threshold to use, or -1 to read |
| Exit | |
|---|---|
| R1 | Preserved |
| R2 | Preserved |
Use
The purpose of this call is to inform DeviceFS of the threshold value to use on buffered devices.
Notes
This SWI sets the threshold at which halt and resume are called.
See also
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