ChangeLog.ide-cd.1994-2004 15 KB

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  1. /*
  2. * 1.00 Oct 31, 1994 -- Initial version.
  3. * 1.01 Nov 2, 1994 -- Fixed problem with starting request in
  4. * cdrom_check_status.
  5. * 1.03 Nov 25, 1994 -- leaving unmask_intr[] as a user-setting (as for disks)
  6. * (from mlord) -- minor changes to cdrom_setup()
  7. * -- renamed ide_dev_s to ide_drive_t, enable irq on command
  8. * 2.00 Nov 27, 1994 -- Generalize packet command interface;
  9. * add audio ioctls.
  10. * 2.01 Dec 3, 1994 -- Rework packet command interface to handle devices
  11. * which send an interrupt when ready for a command.
  12. * 2.02 Dec 11, 1994 -- Cache the TOC in the driver.
  13. * Don't use SCMD_PLAYAUDIO_TI; it's not included
  14. * in the current version of ATAPI.
  15. * Try to use LBA instead of track or MSF addressing
  16. * when possible.
  17. * Don't wait for READY_STAT.
  18. * 2.03 Jan 10, 1995 -- Rewrite block read routines to handle block sizes
  19. * other than 2k and to move multiple sectors in a
  20. * single transaction.
  21. * 2.04 Apr 21, 1995 -- Add work-around for Creative Labs CD220E drives.
  22. * Thanks to Nick Saw <cwsaw@pts7.pts.mot.com> for
  23. * help in figuring this out. Ditto for Acer and
  24. * Aztech drives, which seem to have the same problem.
  25. * 2.04b May 30, 1995 -- Fix to match changes in ide.c version 3.16 -ml
  26. * 2.05 Jun 8, 1995 -- Don't attempt to retry after an illegal request
  27. * or data protect error.
  28. * Use HWIF and DEV_HWIF macros as in ide.c.
  29. * Always try to do a request_sense after
  30. * a failed command.
  31. * Include an option to give textual descriptions
  32. * of ATAPI errors.
  33. * Fix a bug in handling the sector cache which
  34. * showed up if the drive returned data in 512 byte
  35. * blocks (like Pioneer drives). Thanks to
  36. * Richard Hirst <srh@gpt.co.uk> for diagnosing this.
  37. * Properly supply the page number field in the
  38. * MODE_SELECT command.
  39. * PLAYAUDIO12 is broken on the Aztech; work around it.
  40. * 2.05x Aug 11, 1995 -- lots of data structure renaming/restructuring in ide.c
  41. * (my apologies to Scott, but now ide-cd.c is independent)
  42. * 3.00 Aug 22, 1995 -- Implement CDROMMULTISESSION ioctl.
  43. * Implement CDROMREADAUDIO ioctl (UNTESTED).
  44. * Use input_ide_data() and output_ide_data().
  45. * Add door locking.
  46. * Fix usage count leak in cdrom_open, which happened
  47. * when a read-write mount was attempted.
  48. * Try to load the disk on open.
  49. * Implement CDROMEJECT_SW ioctl (off by default).
  50. * Read total cdrom capacity during open.
  51. * Rearrange logic in cdrom_decode_status. Issue
  52. * request sense commands for failed packet commands
  53. * from here instead of from cdrom_queue_packet_command.
  54. * Fix a race condition in retrieving error information.
  55. * Suppress printing normal unit attention errors and
  56. * some drive not ready errors.
  57. * Implement CDROMVOLREAD ioctl.
  58. * Implement CDROMREADMODE1/2 ioctls.
  59. * Fix race condition in setting up interrupt handlers
  60. * when the `serialize' option is used.
  61. * 3.01 Sep 2, 1995 -- Fix ordering of reenabling interrupts in
  62. * cdrom_queue_request.
  63. * Another try at using ide_[input,output]_data.
  64. * 3.02 Sep 16, 1995 -- Stick total disk capacity in partition table as well.
  65. * Make VERBOSE_IDE_CD_ERRORS dump failed command again.
  66. * Dump out more information for ILLEGAL REQUEST errs.
  67. * Fix handling of errors occurring before the
  68. * packet command is transferred.
  69. * Fix transfers with odd bytelengths.
  70. * 3.03 Oct 27, 1995 -- Some Creative drives have an id of just `CD'.
  71. * `DCI-2S10' drives are broken too.
  72. * 3.04 Nov 20, 1995 -- So are Vertos drives.
  73. * 3.05 Dec 1, 1995 -- Changes to go with overhaul of ide.c and ide-tape.c
  74. * 3.06 Dec 16, 1995 -- Add support needed for partitions.
  75. * More workarounds for Vertos bugs (based on patches
  76. * from Holger Dietze <dietze@aix520.informatik.uni-leipzig.de>).
  77. * Try to eliminate byteorder assumptions.
  78. * Use atapi_cdrom_subchnl struct definition.
  79. * Add STANDARD_ATAPI compilation option.
  80. * 3.07 Jan 29, 1996 -- More twiddling for broken drives: Sony 55D,
  81. * Vertos 300.
  82. * Add NO_DOOR_LOCKING configuration option.
  83. * Handle drive_cmd requests w/NULL args (for hdparm -t).
  84. * Work around sporadic Sony55e audio play problem.
  85. * 3.07a Feb 11, 1996 -- check drive->id for NULL before dereferencing, to fix
  86. * problem with "hde=cdrom" with no drive present. -ml
  87. * 3.08 Mar 6, 1996 -- More Vertos workarounds.
  88. * 3.09 Apr 5, 1996 -- Add CDROMCLOSETRAY ioctl.
  89. * Switch to using MSF addressing for audio commands.
  90. * Reformat to match kernel tabbing style.
  91. * Add CDROM_GET_UPC ioctl.
  92. * 3.10 Apr 10, 1996 -- Fix compilation error with STANDARD_ATAPI.
  93. * 3.11 Apr 29, 1996 -- Patch from Heiko Eißfeldt <heiko@colossus.escape.de>
  94. * to remove redundant verify_area calls.
  95. * 3.12 May 7, 1996 -- Rudimentary changer support. Based on patches
  96. * from Gerhard Zuber <zuber@berlin.snafu.de>.
  97. * Let open succeed even if there's no loaded disc.
  98. * 3.13 May 19, 1996 -- Fixes for changer code.
  99. * 3.14 May 29, 1996 -- Add work-around for Vertos 600.
  100. * (From Hennus Bergman <hennus@sky.ow.nl>.)
  101. * 3.15 July 2, 1996 -- Added support for Sanyo 3 CD changers
  102. * from Ben Galliart <bgallia@luc.edu> with
  103. * special help from Jeff Lightfoot
  104. * <jeffml@pobox.com>
  105. * 3.15a July 9, 1996 -- Improved Sanyo 3 CD changer identification
  106. * 3.16 Jul 28, 1996 -- Fix from Gadi to reduce kernel stack usage for ioctl.
  107. * 3.17 Sep 17, 1996 -- Tweak audio reads for some drives.
  108. * Start changing CDROMLOADFROMSLOT to CDROM_SELECT_DISC.
  109. * 3.18 Oct 31, 1996 -- Added module and DMA support.
  110. *
  111. * 4.00 Nov 5, 1996 -- New ide-cd maintainer,
  112. * Erik B. Andersen <andersee@debian.org>
  113. * -- Newer Creative drives don't always set the error
  114. * register correctly. Make sure we see media changes
  115. * regardless.
  116. * -- Integrate with generic cdrom driver.
  117. * -- CDROMGETSPINDOWN and CDROMSETSPINDOWN ioctls, based on
  118. * a patch from Ciro Cattuto <>.
  119. * -- Call set_device_ro.
  120. * -- Implement CDROMMECHANISMSTATUS and CDROMSLOTTABLE
  121. * ioctls, based on patch by Erik Andersen
  122. * -- Add some probes of drive capability during setup.
  123. *
  124. * 4.01 Nov 11, 1996 -- Split into ide-cd.c and ide-cd.h
  125. * -- Removed CDROMMECHANISMSTATUS and CDROMSLOTTABLE
  126. * ioctls in favor of a generalized approach
  127. * using the generic cdrom driver.
  128. * -- Fully integrated with the 2.1.X kernel.
  129. * -- Other stuff that I forgot (lots of changes)
  130. *
  131. * 4.02 Dec 01, 1996 -- Applied patch from Gadi Oxman <gadio@netvision.net.il>
  132. * to fix the drive door locking problems.
  133. *
  134. * 4.03 Dec 04, 1996 -- Added DSC overlap support.
  135. * 4.04 Dec 29, 1996 -- Added CDROMREADRAW ioclt based on patch
  136. * by Ales Makarov (xmakarov@sun.felk.cvut.cz)
  137. *
  138. * 4.05 Nov 20, 1997 -- Modified to print more drive info on init
  139. * Minor other changes
  140. * Fix errors on CDROMSTOP (If you have a "Dolphin",
  141. * you must define IHAVEADOLPHIN)
  142. * Added identifier so new Sanyo CD-changer works
  143. * Better detection if door locking isn't supported
  144. *
  145. * 4.06 Dec 17, 1997 -- fixed endless "tray open" messages -ml
  146. * 4.07 Dec 17, 1997 -- fallback to set pc->stat on "tray open"
  147. * 4.08 Dec 18, 1997 -- spew less noise when tray is empty
  148. * -- fix speed display for ACER 24X, 18X
  149. * 4.09 Jan 04, 1998 -- fix handling of the last block so we return
  150. * an end of file instead of an I/O error (Gadi)
  151. * 4.10 Jan 24, 1998 -- fixed a bug so now changers can change to a new
  152. * slot when there is no disc in the current slot.
  153. * -- Fixed a memory leak where info->changer_info was
  154. * malloc'ed but never free'd when closing the device.
  155. * -- Cleaned up the global namespace a bit by making more
  156. * functions static that should already have been.
  157. * 4.11 Mar 12, 1998 -- Added support for the CDROM_SELECT_SPEED ioctl
  158. * based on a patch for 2.0.33 by Jelle Foks
  159. * <jelle@scintilla.utwente.nl>, a patch for 2.0.33
  160. * by Toni Giorgino <toni@pcape2.pi.infn.it>, the SCSI
  161. * version, and my own efforts. -erik
  162. * -- Fixed a stupid bug which egcs was kind enough to
  163. * inform me of where "Illegal mode for this track"
  164. * was never returned due to a comparison on data
  165. * types of limited range.
  166. * 4.12 Mar 29, 1998 -- Fixed bug in CDROM_SELECT_SPEED so write speed is
  167. * now set ionly for CD-R and CD-RW drives. I had
  168. * removed this support because it produced errors.
  169. * It produced errors _only_ for non-writers. duh.
  170. * 4.13 May 05, 1998 -- Suppress useless "in progress of becoming ready"
  171. * messages, since this is not an error.
  172. * -- Change error messages to be const
  173. * -- Remove a "\t" which looks ugly in the syslogs
  174. * 4.14 July 17, 1998 -- Change to pointing to .ps version of ATAPI spec
  175. * since the .pdf version doesn't seem to work...
  176. * -- Updated the TODO list to something more current.
  177. *
  178. * 4.15 Aug 25, 1998 -- Updated ide-cd.h to respect machine endianness,
  179. * patch thanks to "Eddie C. Dost" <ecd@skynet.be>
  180. *
  181. * 4.50 Oct 19, 1998 -- New maintainers!
  182. * Jens Axboe <axboe@image.dk>
  183. * Chris Zwilling <chris@cloudnet.com>
  184. *
  185. * 4.51 Dec 23, 1998 -- Jens Axboe <axboe@image.dk>
  186. * - ide_cdrom_reset enabled since the ide subsystem
  187. * handles resets fine now. <axboe@image.dk>
  188. * - Transfer size fix for Samsung CD-ROMs, thanks to
  189. * "Ville Hallik" <ville.hallik@mail.ee>.
  190. * - other minor stuff.
  191. *
  192. * 4.52 Jan 19, 1999 -- Jens Axboe <axboe@image.dk>
  193. * - Detect DVD-ROM/RAM drives
  194. *
  195. * 4.53 Feb 22, 1999 - Include other model Samsung and one Goldstar
  196. * drive in transfer size limit.
  197. * - Fix the I/O error when doing eject without a medium
  198. * loaded on some drives.
  199. * - CDROMREADMODE2 is now implemented through
  200. * CDROMREADRAW, since many drives don't support
  201. * MODE2 (even though ATAPI 2.6 says they must).
  202. * - Added ignore parameter to ide-cd (as a module), eg
  203. * insmod ide-cd ignore='hda hdb'
  204. * Useful when using ide-cd in conjunction with
  205. * ide-scsi. TODO: non-modular way of doing the
  206. * same.
  207. *
  208. * 4.54 Aug 5, 1999 - Support for MMC2 class commands through the generic
  209. * packet interface to cdrom.c.
  210. * - Unified audio ioctl support, most of it.
  211. * - cleaned up various deprecated verify_area().
  212. * - Added ide_cdrom_packet() as the interface for
  213. * the Uniform generic_packet().
  214. * - bunch of other stuff, will fill in logs later.
  215. * - report 1 slot for non-changers, like the other
  216. * cd-rom drivers. don't report select disc for
  217. * non-changers as well.
  218. * - mask out audio playing, if the device can't do it.
  219. *
  220. * 4.55 Sep 1, 1999 - Eliminated the rest of the audio ioctls, except
  221. * for CDROMREADTOC[ENTRY|HEADER]. Some of the drivers
  222. * use this independently of the actual audio handling.
  223. * They will disappear later when I get the time to
  224. * do it cleanly.
  225. * - Minimize the TOC reading - only do it when we
  226. * know a media change has occurred.
  227. * - Moved all the CDROMREADx ioctls to the Uniform layer.
  228. * - Heiko Eißfeldt <heiko@colossus.escape.de> supplied
  229. * some fixes for CDI.
  230. * - CD-ROM leaving door locked fix from Andries
  231. * Brouwer <Andries.Brouwer@cwi.nl>
  232. * - Erik Andersen <andersen@xmission.com> unified
  233. * commands across the various drivers and how
  234. * sense errors are handled.
  235. *
  236. * 4.56 Sep 12, 1999 - Removed changer support - it is now in the
  237. * Uniform layer.
  238. * - Added partition based multisession handling.
  239. * - Mode sense and mode select moved to the
  240. * Uniform layer.
  241. * - Fixed a problem with WPI CDS-32X drive - it
  242. * failed the capabilities
  243. *
  244. * 4.57 Apr 7, 2000 - Fixed sense reporting.
  245. * - Fixed possible oops in ide_cdrom_get_last_session()
  246. * - Fix locking mania and make ide_cdrom_reset relock
  247. * - Stop spewing errors to log when magicdev polls with
  248. * TEST_UNIT_READY on some drives.
  249. * - Various fixes from Tobias Ringstrom:
  250. * tray if it was locked prior to the reset.
  251. * - cdrom_read_capacity returns one frame too little.
  252. * - Fix real capacity reporting.
  253. *
  254. * 4.58 May 1, 2000 - Clean up ACER50 stuff.
  255. * - Fix small problem with ide_cdrom_capacity
  256. *
  257. * 4.59 Aug 11, 2000 - Fix changer problem in cdrom_read_toc, we weren't
  258. * correctly sensing a disc change.
  259. * - Rearranged some code
  260. * - Use extended sense on drives that support it for
  261. * correctly reporting tray status -- from
  262. * Michael D Johnson <johnsom@orst.edu>
  263. * 4.60 Dec 17, 2003 - Add mt rainier support
  264. * - Bump timeout for packet commands, matches sr
  265. * - Odd stuff
  266. * 4.61 Jan 22, 2004 - support hardware sector sizes other than 2kB,
  267. * Pascal Schmidt <der.eremit@email.de>
  268. */