5.3 Host Commands
(46)SET MAX ADDRESS EXT (X’37’): Option (customizing)
•Description
This command limits specifications so that the highest address that can be accessed by users can be specified only in LBA mode.
The address information specified with this command is set in words 1, 54, 57, 58, 60, 61, and 100 to 103 of the IDENTIFY DEVICE command response. If read or write processing is executed for an address that is outside of the new address space, an ID Not Found error occurs.
If the SC register bit is 0 and the value volatile (VV) bit is 1 when this command is executed, the specified values are maintained after a
After a
When the SET MAX ADDRESS EXT command is executed, all SET MAX ADDRESS commands are aborted. The address value returns to the origin when the SET MAX ADDRESS EXT command is executed using the address value returned by the READ NATIVE MAX ADDRESS command.
•Error reporting conditions
•This command is issued twice or more in an operation sequence. (ST = 51h, ER = 10h, ID Not Found)
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The READ NATIVE MAX ADDRESS EXT command (27h) is not issued immediately before this command (ST = 51h, ER = 04h, Aborted) is issued.
This command is issued while LBA = 0 (ST = 51h, ER = 04h, Aborted)
The SET MAX ADDRESS command has already been issued.