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     Display Controller Registers

  Description:
    This command displays the controller registers to the serial port.

  Input Parameters:
    None

  Output Data:
    The controller registers will be output as 16-bit values.  There are eight columns
    per block of registers.  For example:

        SATA Vis Mux Registers
      400a0600: 0000 0000 0000 0000 0000 0000 0000 0000
      400a0610: 0000 0000 0000 0000 0000 0000 0000 0000

    Currently, the register blocks output are as follows:
       SATA Core Registers
       SATA Vis Mux Registers
       SATA Test Mux Registers
       SATA SSIP / Phy Registers
       AT Registers
       Traverser Regs
       Host Data Manager Regs
       Disc Data Manager Registers
       PBM Memory Controller Registers

  Revision History:

    0001.0000   Initial revision.
    0011.0000   Combined the PSG Diagnostic Error Codes (PSGDEC) and the Diagnostic External
                Test Service Error Codes (DETSEC) into a single set of Diagnostic Error Codes
                (DiagError).