Dolphin MXH930 Manuel de l'utilisateur - Page 9

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Operation

Configuration and DIP Switches

The MXH930 has one bank of 8 DIP switches. The default factory setting for the MXH930 is x16 NTB link connection suitable for a
two-node configuration or connection to the MXS824 switch.
The MXH930 has DIP switches for setting special modes or operations, the meaning of each DIP switch depends on the loaded
firmware. Please carefully read the documentation shipping with the card before modifying any DIP switch settings. Please pay
close attention to ON and OFF positions written on the DIP switch.
DIP Switch Bank – Configuration
Figure 2: DIP Switch
DIP no.
Name
Description
1-5
OPT1-5
Configuration selector, details
below
6
OPT6
CMI Disable
7
URES
Holds the management processors
in reset
8
SAFE
Enables the card to boot if the
EEPROM has been corrupted
Note: DIP switch configuration options may be changed in the future versions. Please always consult the latest user
guide for details. The table above is valid for firmware version 1.0.
DIP switch Settings
NOTE: The cards are initially shipped with default firmware version 1.0 to support a single x4, x8, or x16 NTB link between two
MXH930 cards. Please contact Dolphin to receive a firmware update to support other NTB configurations.

DIP Switch settings for MXH930

MXH930 DIP settings
1 x16 port
Opt 4 set
MXH930 User's Guide – Dolphin Interconnect Solutions
Figure 2: DIP Switch shows the DIP switch for the MXH930. It is used to configure the adapter
card. Please leave all undocumented DIP switches in the default position. Table 3: DIP Switch
settings shows all the various DIP switch NTB settings for the MXH930.
ON
Will disable the CMI
interface.
Board management is
held in reset
Safe EEPROM
Table 3: DIP Switch settings
DIP switch view – 256MB BAR
(Shipping Default)
OFF
CMI will be used if a PCIe
4.0 cable is detected
Normal operation
Normal operation
32GB BAR Option
All systems may not support this.
(Opt 1 and 4 set)
Default
Opt4: ON
OFF
OFF
OFF
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