Merge commit 'b83c9704128dd106071184e4b00335a3b8486857' into merge

1 files changed, 52 insertions, 0 deletions

diff --git a/miscutils/hdparm.c b/miscutils/hdparm.c
index 38b265d60..7608408dd 100644
--- a/miscutils/hdparm.c
+++ b/miscutils/hdparm.c
@@ -11,6 +11,58 @@
  * hdparm.c - Command line interface to get/set hard disk parameters
  *          - by Mark Lord (C) 1994-2002 -- freely distributable
  */
+
+//usage:#define hdparm_trivial_usage
+//usage:       "[OPTIONS] [DEVICE]"
+//usage:#define hdparm_full_usage "\n\n"
+//usage:       "Options:"
+//usage:     "\n        -a      Get/set fs readahead"
+//usage:     "\n        -A      Set drive read-lookahead flag (0/1)"
+//usage:     "\n        -b      Get/set bus state (0 == off, 1 == on, 2 == tristate)"
+//usage:     "\n        -B      Set Advanced Power Management setting (1-255)"
+//usage:     "\n        -c      Get/set IDE 32-bit IO setting"
+//usage:     "\n        -C      Check IDE power mode status"
+//usage:        IF_FEATURE_HDPARM_HDIO_GETSET_DMA(
+//usage:     "\n        -d      Get/set using_dma flag")
+//usage:     "\n        -D      Enable/disable drive defect-mgmt"
+//usage:     "\n        -f      Flush buffer cache for device on exit"
+//usage:     "\n        -g      Display drive geometry"
+//usage:     "\n        -h      Display terse usage information"
+//usage:        IF_FEATURE_HDPARM_GET_IDENTITY(
+//usage:     "\n        -i      Display drive identification")
+//usage:        IF_FEATURE_HDPARM_GET_IDENTITY(
+//usage:     "\n        -I      Detailed/current information directly from drive")
+//usage:     "\n        -k      Get/set keep_settings_over_reset flag (0/1)"
+//usage:     "\n        -K      Set drive keep_features_over_reset flag (0/1)"
+//usage:     "\n        -L      Set drive doorlock (0/1) (removable harddisks only)"
+//usage:     "\n        -m      Get/set multiple sector count"
+//usage:     "\n        -n      Get/set ignore-write-errors flag (0/1)"
+//usage:     "\n        -p      Set PIO mode on IDE interface chipset (0,1,2,3,4,...)"
+//usage:     "\n        -P      Set drive prefetch count"
+/* //usage:  "\n        -q      Change next setting quietly" - not supported ib bbox */
+//usage:     "\n        -Q      Get/set DMA tagged-queuing depth (if supported)"
+//usage:     "\n        -r      Get/set readonly flag (DANGEROUS to set)"
+//usage:        IF_FEATURE_HDPARM_HDIO_SCAN_HWIF(
+//usage:     "\n        -R      Register an IDE interface (DANGEROUS)")
+//usage:     "\n        -S      Set standby (spindown) timeout"
+//usage:     "\n        -t      Perform device read timings"
+//usage:     "\n        -T      Perform cache read timings"
+//usage:     "\n        -u      Get/set unmaskirq flag (0/1)"
+//usage:        IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(
+//usage:     "\n        -U      Unregister an IDE interface (DANGEROUS)")
+//usage:     "\n        -v      Defaults; same as -mcudkrag for IDE drives"
+//usage:     "\n        -V      Display program version and exit immediately"
+//usage:        IF_FEATURE_HDPARM_HDIO_DRIVE_RESET(
+//usage:     "\n        -w      Perform device reset (DANGEROUS)")
+//usage:     "\n        -W      Set drive write-caching flag (0/1) (DANGEROUS)"
+//usage:        IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF(
+//usage:     "\n        -x      Tristate device for hotswap (0/1) (DANGEROUS)")
+//usage:     "\n        -X      Set IDE xfer mode (DANGEROUS)"
+//usage:     "\n        -y      Put IDE drive in standby mode"
+//usage:     "\n        -Y      Put IDE drive to sleep"
+//usage:     "\n        -Z      Disable Seagate auto-powersaving mode"
+//usage:     "\n        -z      Reread partition table"
+
 #include "libbb.h"
 /* must be _after_ libbb.h: */
 #include <linux/hdreg.h>