DokuWiki

This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong.
The HiMD Walkmen are SCSI disk drives. They only use the LUN zero.

These standard SCSI commands are used:
  * 00: [[http://en.wikipedia.org/wiki/SCSI_Test_Unit_Ready_Command|Test Unit Ready]]
  * 03: [[http://en.wikipedia.org/wiki/SCSI_Request_Sense_Command|Request Sense]]
  * 12: [[http://en.wikipedia.org/wiki/SCSI_Inquiry_Command|Inquiry]] (only page 0, standard inquiry) Vendor specific inquiry part: 36-43 = "UMD ID"; 44/45 = System Info; 46/47 = Command info [16 bit words little endian]
  * 15: [[http://en.wikipedia.org/wiki/SCSI_Mode_Select_Command|Mode Select (6)]] (see below for pages)
  * 1A: [[http://en.wikipedia.org/wiki/SCSI_Mode_Sense_Command|Mode Sense (6)]] (see below for pages)
  * 1B: [[http://en.wikipedia.org/wiki/SCSI_Start_Stop_Unit_Command|Start/Stop Unit]]
  * 1E: [[http://en.wikipedia.org/wiki/SCSI_Start_Stop_Unit_Command|Allow/Prevent medium removal]]; "Start motor" not suppoted
  * 23: Read format capacities (see SFF-8070i, link below)
  * 35: Synchronize Cache, "Immed" bit at Byte 1, Bit value 0x02
  * 55: [[http://en.wikipedia.org/wiki/SCSI_Mode_Select_Command|Mode Select (10)]] (see below for pages)
  * 5A: [[http://en.wikipedia.org/wiki/SCSI_Mode_Sense_Command|Mode Sense (10)]] (see below for pages)
  * A3: Send Key - [[SCSIDRMInfo]]
  * A4: Report Key

They support the following extensions to standard SCSI disk drive support:
  * C0: Read HiMD
  * C1: Write HiMD
  * C2: [[HiMD device control|SCSIHiMDControl]]
    * C2/00: Erase HiMD
    * C2/01: Format HiMD
    * C2/0E: Begin ICV Transaction
    * C2/0F: Recommend Synchronize Cache
    * C2/10: Switch Interface
    * C2/11: Get Leaf ID
    * C2/20: Load Audio TOC
    * C2/21: Pause Audio
    * C2/22: Play Audio
    * C2/23: Scan Audio
    * C2/24: Search Audio
    * C2/25: Seek Audio
    * C2/26: Stop Audio
    * C2/40: Read Defect List
    * C2/41: Read Zone List
    * C2/50: Get Time
    * C2/60: Read Audio Status
    * C2/90: Set Time
    * C2/A0: Extended Play Audio

The following mode pages are supported
  * 01: Read/Write Error recovery parameters
  * 08: Caching
  * 1B: Removable Block Access
  * 1C: Timer and Protect
  * 21: HiMD Playing
See [[ftp://ftp.seagate.com/sff/INF-8070.PDF|SFF-8070i]] for more information about all mode pages except for the HiMD playing page.

See [[HiMDDownload]] for a trace of downloading a short LPCM track to an HiMD device using Sonic Stage