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IDENTIFY DEVICEコマンドによるHDD情報の取得 - Qiita
https://qiita.com/dornie/items/24f26d564b72a0720aa ...
2017年2月27日 ... ATAのIDENTIFY DEVICEコマンドにより、HDDやSSD等の固有情報や現在の設定値 などを取得できる。 取得できる ... Word型(2byte)単位で表示される項目が多いが、1bit ごとに意味を持つ項目もあり、 ... 100-103, Max user LBA for 48-bit.
AT Attachment 8 - ATA/ATAPI Command Set - T13
http://www.t13.org/documents/uploadeddocuments/doc ...
Dec 11, 2006 ... 8) Removed the word clause from references that were actually subclauses. Fixed the case ... IDENTIFY DEVICE data words (103:100) contain the maximum user LBA + 1 that is accessible by 48-bit addressable commands.
Device Configuration Overlay Proposal 6.x Device ... - T13
http://t13.org/Documents/UploadedDocuments/technic ...
The response to an IDENTIFY DEVICE or IDENTIFY PACKET DEVICE command provides the host with an indication of the ... effect of clearing bit tbd10 in word 83 and words 103:100 of the IDENTIFY DEVICE or IDENTIFY. PACKET DEVICE ...
CodeZine/IDE認識情報(Identify)の抽出 - SyncHack
http://mcn.oops.jp/wiki/index.php?CodeZine%2FIDE%C ...
2006年5月16日 ... IDENTIFY DEVICE (Identify) コマンドについて †. Identifyコマンドは、ATA/SATAの 仕様で定義されているハードディスクの詳細情報を返却するためのコマンドです。OSや BIOSは、 ... Word 100-103の値から容量を求めます. 上記の例では ...
SATA 2.5" Product Manual - Seagate
https://www.seagate.com/www-content/product-conten ...
Refer to Unpacking, Configuring and Mounting the Drive on page 16 (words 60- 61 and 100-103) for additional ... Table 11 Identify Device command. Word. Description. Value. 0. Configuration information: • Bit 15: 0 = ATA; 1 = ATAPI.
Parallel ATA - Wikipedia
Parallel ATA (PATA), originally AT Attachment, is an interface standard for the connection of storage devices such as hard disk drives, floppy ... Similarly, ATA-6 introduced a maximum transfer speed of 100 megabytes per second, and some drives complying to this version of the standard are marketed ... Bit 8 in word 128 of the IDENTIFY response shows which mode the disk is in: 0 = High, 1 = Maximum.
Trim (computing) - Wikipedia
A trim command allows an operating system to inform a solid-state drive (SSD) which blocks of data are no longer considered in use and can be ... There are different types of TRIM defined by SATA Words 69 and 169 returned from an ATA IDENTIFY DEVICE command: Non-deterministic ... of 32 MB, or 2 GB. If a device supports SATA Word 105 at 8 then it should be able to trim 16 GB in a single TRIM (DATA SET MANAGEMENT) command. ... "Kingston SSDNow V Plus 100 Review".
Host Protected Areas - Media Clone
https://www.media-clone.net/v/vspfiles/downloads/h ...
word 82 to indicate that the host protected feature set is supported” (p. 44). ... then the drive capacity will be indicated in words 60-61 and 100-103. ... command has been issued, the device will set bit 7 of the Identify device word 86 and.
Linux & Advanced Storage Interfaces - Red Hat People
http://people.redhat.com/msnitzer/docs/linux-advan ...
Word. Bits. Hex. IDENTIFY DEVICE. 217. OOOO OOOO OOOO OOO1. OXOOO1. Table 4 Medium Rotation Rate. 1.3 SCSI Block Commands. Linux will generally assume that a SCSI block device has matching logical and physical block sizes.
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