Hitachi HTS543225L9A300 manual 14.17Read Log Ext2Fh, Content, Feature set, Type, address

Sector Count Current

Sector Count Previous LBA Low Current LBA Mid Current LBA Mid Previous

5K320 SATA OEM Specification

14.17Read Log Ext(2Fh)

Command Block Output Registers												Command Block Input Registers
Register				7	6	5	4	3	2	1	0	Register				7	6	5	4	3	2	1	0
Data Low				-	-	-	-	-	-	-	-	Data Low				-	-	-	-	-	-	-	-
Data High				-	-	-	-	-	-	-	-	Data High				-	-	-	-	-	-	-	-
Feature		Current		-	-	-	-	-	-	-	R-	Error						...See Below...
		Previous		-	-	-	-	-	-	-	-
Sector Count		Current		V	V	V	V	V	V	V	V	Sector Count		HOB=0 - - - -						-	-	-	-
		Previous		V	V	V	V	V	V	V	V			HOB=1 - - - -						-	-	-	-
LBA Low		Current		V	V	V	V	V	V	V	V	LBA Low		HOB=0 - - - -						-	-	-	-
		Previous		-	-	-	-	-	-	-	-			HOB=1 - - - -						-	-	-	-
LBA Mid		Current		V	V	V	V	V	V	V	V	LBA Mid		HOB=0 - - - -						-	-	-	-
		Previous		V	V	V	V	V	V	V	V			HOB=1 - - - -						-	-	-	-
LBA High		Current		-	-	-	-	-	-	-	-	LBA High		HOB=0 - - - -						-	-	-	-
		Previous		-	-	-	-	-	-	-	-			HOB=1		-	-	-	-	-	-	-	-
Device				-	-	-	-	-	-	-	-	Device				-	-	-	-	-	-	-	-
Command				0	0	1	0	1	1	1	1	Status						...See Below...
			Error Register												Status Register
7	6	5	4	3		2		1		0		7	6	5	4		3		2		1		0
CRC	UNC	0	IDN	0	ABT		T0N		AMN			BSY	RDY	DF	DSC	DRQ		COR		IDX		ERR
V	V	0	V	0		V		0		0		0	V	0	V		-		0		0		V

Table 72 Read Log Ext Command (2Fh)

This command returns the specified log to the host. The device shall interrupt for each DRQ block transferred.

Output Parameters To The Device

RPhy Event Counter Reset bit. When Log address is 11h (Phy Event Counter) and this bit is set to 1, all Phy Event Counter values are reset to 0 after sending the current counter valules.

The number of sectors to be read from the specified log low order, bits (7:0). The log transferred by the drive shall start at the sector in the specified log at the specified offset, regardless of the sector count requested.

The number of sectors to be read from the specified log high orders, bits (15:8). The log to be returned as described in the following table.

The first sector of the log to be read low order, bits (7:0). The first sector of the log to be read high order, bits (15:8).

Log	Content	Feature set		Type
address
00h	Log directory	N/A	error	Read Only
03h	Extended Comprehensive SMART	SMART		Read Only
07h	error log	logging		Read Only
	Extended SMART self-test log	SMART self-test
10h	Command Error	Native	Command	Read Only
11h	Phy Event Counter	Queuing		Read Only
		Phy Event Counter
80h-9Fh	Host vendor specific	SMART		Read/Wri
				te
Table 73 Log address definition

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