Silicon Image SSD-D32G(I)-4300 manual Ata Registers, Error Register, Operation, Bits Description

ATA REGISTERS SSD-DXXX(I)-4300 DATA SHEET

ATA REGISTERS

DATA REGISTER

The Data register is a 16-bit register used to transfer data blocks between the host and drive buffers. The register may set to 8-bit mode by using the Set Features Command defined in "Seek — 7Xh" on page 59.

ERROR REGISTER

The Error register contains the error status, if any, generated from the last executed ATA command. The contents are qualified by the ERR bit being set in "Status Register" on page 35.

		Table 15:		Error Register
Operation	D7	D6	D5	D4	D3	D2	D1	D0
Read	BBK	UNC	MC	IDNF	MCR	ABRT	TKNOF AMNF
Default	0	0	0	0	0	0	0	0
Value

Bit(s) Description

7 Bad Block Detected (BBK). Set when a bad block is detected.

6Uncorrectable Data Error (UNC). Set when an uncorrectable error is encountered.

5Media Changed (MC). Set to 0.

4ID Not Found (IDNF). Set when the sector ID is not found.

3MCR (Media Change Request). Set to 0.

2Aborted Command (ABRT). Set when a command is aborted due to a drive error.

1	Track 0 Not Found (TKONF). Set when the execute drive
	diagnostic command is executed.

0Address Mark Not Found (AMNF). Set in the case of a general error.

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4300D-00DSR PAGE 28 FEBRUARY 27, 2009