Home / Autodocs / trackfile.device
NAME
- CMD_CLEAR
-
mark the track buffer as containing invalid data.
FUNCTION
This command marks the track buffer as invalid, forcing a reread of the disk on the next operation. CMD_UPDATE would be used to force data out to the disk before turning the motor off. CMD_CLEAR will not do an update, nor will an update command do a clear.
INPUTS
- io_Device
-
preset by the call to OpenDevice()
- io_Unit
-
preset by the call to OpenDevice()
- io_Command
-
CMD_CLEAR
- io_Flags
-
0
RESULT
- io_Error
-
0 for success, or an error code as defined in <devices/trackdisk.h> or <exec/errors.h>
SEE ALSO
CMD_WRITE, CMD_UPDATE