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Current Directory: /usr/share/doc/hdparm
Viewing File: /usr/share/doc/hdparm/hdparm.lsm
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Title:		hdparm
Version:	9.54
Entered-date:	2018-02-03
Description:	hdparm - get/set hard disk parameters for Linux SATA/IDE drives.
		v9.54 partial revert of JMicron changes.
		v9.53 Read Drive Capacity fixes, SET MAX ADDRESS fixes, fwdownload fixes.
		v9.52 added JMicron USB-SATA bridge support, courtesy Jan Friesse <jfriesse@gmail.com>.
		v9.51 minor fixes/tweaks, new --security-prompt-for-password flag.
		v9.50 minor fixes for sanitize device stuff.
		v9.49 bugfixes and ACS-3 enhancements.
		v9.48 fix devslp bugs
		v9.47 devslp reporting support
		v9.46 added "hex:xxxxxxxx" format for binary security passwords; misc small fixes
		v9.45 fixed fibmap block size; other minor stuff.
		v9.44 better sgio compatibility with kernel; fwdownload mode "E"; longer erase timeout; etc.
		v9.43 rearrange flag execution so that the idle/standby/sleep "now" flags are executed last.
		v9.42 lots of fixes from the sourceforge queue
		v9.41 updated SCT identification, other small fixes.
		v9.40 internal release
		v9.39 Added -R, courtesy of Gordan Bobic
		v9.38 Added -J, fixed erase timeouts, updated wiper.sh
		v9.37 Enable --fibmap to work on RAID1; other tweaks
		v9.36 manpage updates, wiper.sh version 3.1
		v9.35 Fixed CDB breakage from v9.34; -B works again now
		v9.34 Fixed CDB transfer length bug that affected some commands
		v9.33 Fixed AHCI issues; fixed compilation on older systems
		v9.32 Fixed various commands broken since 9.27.  Eg. -B, -M, etc..
		v9.31 Fixed security-erase issues; changed default of --user-master to user
		v9.30 Restrict LBA range counts for TRIM to what the drive reports it can handle
		v9.29 Assorted fixes, updated wiper.sh, made trim compatible with many more SSDs
		v9.28 Assorted fixes, updated wiper.sh
		v9.27 Fix compatibility with old IDE drivers; was broken for many versions now
		v9.26 Fix old -i model-name bug; fixed --security-erase-enhanced; other fixes
		v9.25 Limit --trim-sector-ranges-stdin to max_sectors_kb per TRIM command
		v9.24 Fixed nasty malloc() bug in --trim-sector-ranges code
		v9.23 Added --trim-sector-ranges-stdin flag
		v9.22 Workaround ext4 FEIMAP bug, revamped wiper.sh with xfs support
		v9.21 Fixes and speedups to wiper.sh script; no changes to hdparm itself
		v9.20 Reworked --trim-sector-ranges; replaced b0rked wiper scripts with wiper.sh
		v9.19 Fixed compile of fallocate.c on older systems; fixed manpage for --fallocate
		v9.18 Fixed -E (set streaming) for DVD drives
		v9.17 Lots of changes to support SSD TRIM functionality
		v9.16 Fixed/tested --fwdownload flags; fixed other bugs
		v9.15 Fix big-endian bugs
		v9.14 Show TRIM support in -I; use O_RDONLY when opening the device
		v9.13 Fix --direct for arch's other than x86 (eg. arm); strip -i strings
		v9.12 Lots of -I updates, -C updates; -B now reports current APM setting
		v9.11 Fixed -I for ATAPI; added --prefer-ata12 for some USB enclosures
		v9.10 Fixes for CF card detection/reporting
		v9.9 Recalculate cyls when kernel returns a truncated value
		v9.8 FIX -N for non-LBA48 drives
		v9.7 FIX LBA28/48 BUGS, favour ATA_12 over ATA_16 when possible (helps with USB)
		v9.6 fix -N for 1.5TB drives
		v9.5 byteswap ID strings in fwdownload workarounds
		v9.4 nuked --fwdownload80 in favour of model-specific workarounds
		v9.3 new --idle-immediate and --idle-unload commands
		v9.2 fix WWN (worldwide name) output from -I
		v9.1 tidy output of --dco-identify, update manpage
		v9.0 new --dco-* and --fwdownload flags, sg16 fixes, updated debian subdir
		v8.9 make compatible with /sys/block symlinks
		v8.8 bug fixes from v8.7, including -r, -a, -Q
		v8.7 new sysfs support, fibmap, misc fixes
		v8.6 add partition safeguards to r/w/b sector flags
		v8.5 fix broken --security-* commands (buggy passwd in all prior 8.x versions)
		v8.4 fix broken --write-sector from v8.3
		v8.3 use exit(errno) on program completion; fix udma6 display for -i
		v8.2 fixed sector ops (and other stuff) to work with non-libata IDE driver again
		v8.1 fixed -U, updated -I info
		v8.0 some fixes, lots of new features (eg. --make-bad-sector and friends)
		v7.7 fixed bug with incorrect settings shown after -W0 (and others)
		v7.6 new -F flag; re-allow use of --security-freeze with other flags
		v7.5 beef up warnings for -s1: Joe User should never use this flag!
		v7.4 added CFA advanced timing info
		v7.3 fixed version number; much better SAT compliance
		v7.2 fixed breakage when used with old IDE driver
		v7.1 big-endian fixes for -I, --Istdin, --Istdout
		v7.0 major overhaul, proper SATA support, new features and tweaks
		v6.9 --Istdin fix, new -s flag, new SCT reporting, fixed -T x2 error..
		v6.8 improve parsing/operation of --Istdin function
		v6.7 misc fixes, new -H flag, fixed -C flag
		v6.6 fix build on Redhat/Fedora
		v6.5 fix -I bugs introduced in v6.4
		v6.4 major update for -I, bug fix for -C
		v6.3 report ATA revisions > 7
		v6.2 major rework of ATA Security Commands
		v6.1 bug fix for BLKGETSIZE
		v6.0 bug fix for BLKGETSIZE64; new ATA Security Commands
		v5.9 bug fix: -W1/-W0 now work again
		v5.8 minor fixes
		v5.7 bug fixes, --direct flag (O_DIRECT), other enhancements
		v5.6 cleanups, new "-Istdout" flag, removed MAJOR-nr restrictions
		v5.5 added debian scripts, minor fixes
		v5.4 lots of fixes/updates, new timing measurement code
		v5.3 endian fixes, other stuff
		v5.2 compile fixes for 2.5.xx
		v5.1 fixed segfault in "-i" on older drives
		v5.0 lots of updates and new features
		v4.9 fixed compile error with 2.5.xx kernels
		v4.8 changed -Q to allow specifying queue depth
		v4.7 added -z, -Q, -M flags; expanded parm range for -p
		v4.6 manpage updates, version number corrections
		v4.5 cleanups, mostly courtesy of Maciej W. Rozycki
		v4.4 added -b option get/set bus state
		v4.3 use unsigned format for most stuff
		v4.2 lots of updates, rewritten -I option
		v4.0 no such version ever released
		v3.9 support for ide[6-9], more cosmetics
		v3.8 added -E, -R, and -U options; cosmetic fixes
		v3.7 added UDMA mode display
		v3.6 mostly cosmetic fixes, xt & ide4+ide5 support
		v3.5 fixed udma display/compile for older kernels
		v3.4 mostly cosmetic updates
		v3.3 add -C, -y, -Y flags for power management
		v3.2 flush buffer cache after -t or -T
		v3.1 add support for "-p[6789]"
		v3.0 move cache timings to new -T option
		v2.9 update author's email addr; document -I option
		v2.8 some fixes; removed "Estimating raw driver speed" from -t
		v2.7 fixed "hdparm -c" (broke in 2.6); fixed .lsm file
		v2.6 added "-p" flag to set IDE interface chipset PIO modes
		v2.5 cosmetic fixes, manpage clarifications
		v2.4 added support for -d (DMA) flag
		v2.3 added runtime flags for 32-bit mode; fixed -t for SCSI.
		v2.0 adds zillions of features for the new (E)IDE driver
Keywords:	ide eide ata atapi performance kernel cd cdrom disk device driver
Author:		mlord@pobox.com (Mark Lord)
Maintained-by:	mlord@pobox.com (Mark Lord)
Primary-site:	http://sourceforge.net/projects/hdparm/
Alternate-site:	http://www.ibiblio.org/pub/Linux/system/hardware
		137K hdparm-9.54.tar.gz
		7K hdparm.lsm
Platforms:	Linux
Copying-policy:	BSD License
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