Fujitsu MHY2160BH, MHY2200BH, MHY2250BH, MHY2100BH, MHY2120BH, MHY2080BH Write DMA EXT X Description

Interface

(43) WRITE DMA EXT (X '35')

•Description

This command is the extended command of the WRITE DMA command. The LBA specification is increased from 28 bits to 48 bits, and the maximum number of sectors that can be transferred by a single command is changed from 100h to 10000h. Other command controls are the same as those of the WRITE DMA command.

•Error reporting conditions

(1)The command was issued in CHS mode (ST = 51h, ER = 04h).

The other error reporting conditions are the same as those of the WRITE DMA command.

At command issuance (Shadow Block Registers setting contents)

CM	0	0	1	1		0	1	0	1
DH	1	L	1		x			xx
CH EXP					LBA (47-40)
CH					LBA (23-16)
CL EXP					LBA (39-32)
CL					LBA (15-8)
SN EXP					LBA (31-24)
SN					LBA (7-0)
SC EXP				Sector count (15-8)
SC				Sector count (7-0)
FR EXP						xx
FR						xx

At command completion (Shadow Block Registers contents to be read)

ST				Status information
DH	1	L	1		x	xx
CH EXP					LBA (47-40)
CH					LBA (23-16)
CL EXP					LBA (39-32)
CL					LBA (15-8)
SN EXP					LBA (31-24)
SN					LBA (7-0)
SC EXP					xx
SC					xx
ER				Error information

5-154 C141-E262