MLB_MSS

MediaLB System Status Register

  0x020 32 Read/Write 0x00000000  

MediaLB System Status Register

Bit  31 30 29 28 27 26 25 24  
                   
Access                   
Reset                   
Bit  23 22 21 20 19 18 17 16  
                   
Access                   
Reset                   
Bit  15 14 13 12 11 10 9 8  
                   
Access                   
Reset                   
Bit  7 6 5 4 3 2 1 0  
      SERVREQ SWSYSCMD CSSYSCMD ULKSYSCMD LKSYSCMD RSTSYSCMD  
Access                   
Reset      0 0 0 0 0 0  

Bit 0 – RSTSYSCMD: Reset System Command Detected in the System Quadlet (cleared by writing a 0)

Reset System Command Detected in the System Quadlet (cleared by writing a 0)

Set by hardware, cleared by software.

Bit 1 – LKSYSCMD: Network Lock System Command Detected in the System Quadlet (cleared by writing a 0)

Network Lock System Command Detected in the System Quadlet (cleared by writing a 0)

Set by hardware, cleared by software.

Bit 2 – ULKSYSCMD: Network Unlock System Command Detected in the System Quadlet (cleared by writing a 0)

Network Unlock System Command Detected in the System Quadlet (cleared by writing a 0)

Set by hardware, cleared by software.

Bit 3 – CSSYSCMD: Channel Scan System Command Detected in the System Quadlet (cleared by writing a 0)

Channel Scan System Command Detected in the System Quadlet (cleared by writing a 0)

Set by hardware, cleared by software. If the node address specified in Data quadlet matches the value in MLB_MLBC1.NDA, the device responds either “device present” or “device present, request service” system response in the next system quadlet.

Bit 4 – SWSYSCMD: Software System Command Detected in the System Quadlet (cleared by writing a 0)

Software System Command Detected in the System Quadlet (cleared by writing a 0)

Set by hardware, cleared by software. Data is stored in the MLB_MSD register for this command.

Bit 5 – SERVREQ: Service Request Enabled

Service Request Enabled

ValueDescription
0 The MediaLB block responds with a “device present” system response.
1 The MediaLB block responds with a “device present, request service” system response if a matching channel scan system command is detected.